/* GTK - The GIMP Toolkit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball, Josh MacDonald, * Copyright (C) 1997-1998 Jay Painter * * GtkCMCTree widget for GTK+ * Copyright (C) 1998 Lars Hamann and Stefan Jeske * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ #include #include #include #include #include "gtkcmctree.h" #include "claws-marshal.h" #include "utils.h" #include "gtkutils.c" #define PM_SIZE 8 #define TAB_SIZE (PM_SIZE + 6) #define CELL_SPACING 1 #define CLIST_OPTIMUM_SIZE 64 #define COLUMN_INSET 3 #define DRAG_WIDTH 6 #define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \ (((row) + 1) * CELL_SPACING) + \ (clist)->voffset) #define ROW_FROM_YPIXEL(clist, y) (((y) - (clist)->voffset) / \ ((clist)->row_height + CELL_SPACING)) #define COLUMN_LEFT_XPIXEL(clist, col) ((clist)->column[(col)].area.x \ + (clist)->hoffset) #define COLUMN_LEFT(clist, column) ((clist)->column[(column)].area.x) GType gtk_cmctree_pos_get_type (void) { static GType etype = 0; if (etype == 0) { static const GEnumValue values[] = { { GTK_CMCTREE_POS_BEFORE, "GTK_CMCTREE_POS_BEFORE", "before" }, { GTK_CMCTREE_POS_AS_CHILD, "GTK_CMCTREE_POS_AS_CHILD", "as-child" }, { GTK_CMCTREE_POS_AFTER, "GTK_CMCTREE_POS_AFTER", "after" }, { 0, NULL, NULL } }; etype = g_enum_register_static (g_intern_static_string ("GtkCMCTreePos"), values); } return etype; } GType gtk_cmctree_line_style_get_type (void) { static GType etype = 0; if (etype == 0) { static const GEnumValue values[] = { { GTK_CMCTREE_LINES_NONE, "GTK_CMCTREE_LINES_NONE", "none" }, { 0, NULL, NULL } }; etype = g_enum_register_static (g_intern_static_string ("GtkCMCTreeLineStyle"), values); } return etype; } GType gtk_cmctree_expander_style_get_type (void) { static GType etype = 0; if (etype == 0) { static const GEnumValue values[] = { { GTK_CMCTREE_EXPANDER_NONE, "GTK_CMCTREE_EXPANDER_NONE", "none" }, { GTK_CMCTREE_EXPANDER_TRIANGLE, "GTK_CMCTREE_EXPANDER_TRIANGLE", "triangle" }, { 0, NULL, NULL } }; etype = g_enum_register_static (g_intern_static_string ("GtkCMCTreeExpanderStyle"), values); } return etype; } GType gtk_cmctree_expansion_type_get_type (void) { static GType etype = 0; if (etype == 0) { static const GEnumValue values[] = { { GTK_CMCTREE_EXPANSION_EXPAND, "GTK_CMCTREE_EXPANSION_EXPAND", "expand" }, { GTK_CMCTREE_EXPANSION_EXPAND_RECURSIVE, "GTK_CMCTREE_EXPANSION_EXPAND_RECURSIVE", "expand-recursive" }, { GTK_CMCTREE_EXPANSION_COLLAPSE, "GTK_CMCTREE_EXPANSION_COLLAPSE", "collapse" }, { GTK_CMCTREE_EXPANSION_COLLAPSE_RECURSIVE, "GTK_CMCTREE_EXPANSION_COLLAPSE_RECURSIVE", "collapse-recursive" }, { GTK_CMCTREE_EXPANSION_TOGGLE, "GTK_CMCTREE_EXPANSION_TOGGLE", "toggle" }, { GTK_CMCTREE_EXPANSION_TOGGLE_RECURSIVE, "GTK_CMCTREE_EXPANSION_TOGGLE_RECURSIVE", "toggle-recursive" }, { 0, NULL, NULL } }; etype = g_enum_register_static (g_intern_static_string ("GtkCMCTreeExpansionType"), values); } return etype; } static inline gint COLUMN_FROM_XPIXEL (GtkCMCList * clist, gint x) { gint i, cx; for (i = 0; i < clist->columns; i++) if (clist->column[i].visible) { cx = clist->column[i].area.x + clist->hoffset; if (x >= (cx - (COLUMN_INSET + CELL_SPACING)) && x <= (cx + clist->column[i].area.width + COLUMN_INSET)) return i; } /* no match */ return -1; } #define CLIST_UNFROZEN(clist) (((GtkCMCList*) (clist))->freeze_count == 0) #define CLIST_REFRESH(clist) G_STMT_START { \ if (CLIST_UNFROZEN (clist)) \ GTK_CMCLIST_GET_CLASS (clist)->refresh ((GtkCMCList*) (clist)); \ } G_STMT_END enum { ARG_0, ARG_N_COLUMNS, ARG_TREE_COLUMN, ARG_INDENT, ARG_SPACING, ARG_SHOW_STUB, ARG_LINE_STYLE, ARG_EXPANDER_STYLE }; static void gtk_cmctree_class_init (GtkCMCTreeClass *klass); static void gtk_cmctree_init (GtkCMCTree *ctree); static GObject* gtk_cmctree_constructor (GType type, guint n_construct_properties, GObjectConstructParam *construct_params); static void gtk_cmctree_set_arg (GObject *object, guint arg_id, const GValue *value, GParamSpec *spec); static void gtk_cmctree_get_arg (GObject *object, guint arg_id, GValue *value, GParamSpec *spec); static void gtk_cmctree_realize (GtkWidget *widget); static void gtk_cmctree_unrealize (GtkWidget *widget); static gint gtk_cmctree_button_press (GtkWidget *widget, GdkEventButton *event); static void ctree_attach_styles (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void ctree_detach_styles (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void set_cell_contents (GtkCMCList *clist, GtkCMCListRow *clist_row, gint column, GtkCMCellType type, const gchar *text, guint8 spacing, GdkPixbuf *pixbuf); static void set_node_info (GtkCMCTree *ctree, GtkCMCTreeNode *node, const gchar *text, guint8 spacing, GdkPixbuf *pixbuf_closed, GdkPixbuf *pixbuf_opened, gboolean is_leaf, gboolean expanded); static GtkCMCTreeRow *row_new (GtkCMCTree *ctree); static void row_delete (GtkCMCTree *ctree, GtkCMCTreeRow *ctree_row); static void tree_delete (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void tree_delete_row (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void real_clear (GtkCMCList *clist); static void tree_update_level (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void tree_select (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void tree_unselect (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void real_select_all (GtkCMCList *clist); static void real_unselect_all (GtkCMCList *clist); static void tree_expand (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void tree_collapse (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void tree_collapse_to_depth (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint depth); static void tree_toggle_expansion (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void change_focus_row_expansion (GtkCMCTree *ctree, GtkCMCTreeExpansionType expansion); static void real_select_row (GtkCMCList *clist, gint row, gint column, GdkEvent *event); static void real_unselect_row (GtkCMCList *clist, gint row, gint column, GdkEvent *event); static void real_tree_select (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column); static void real_tree_unselect (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column); static void real_tree_expand (GtkCMCTree *ctree, GtkCMCTreeNode *node); static void real_tree_collapse (GtkCMCTree *ctree, GtkCMCTreeNode *node); static void real_tree_move (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeNode *new_parent, GtkCMCTreeNode *new_sibling); static void real_row_move (GtkCMCList *clist, gint source_row, gint dest_row); static void gtk_cmctree_link (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeNode *parent, GtkCMCTreeNode *sibling, gboolean update_focus_row); static void gtk_cmctree_unlink (GtkCMCTree *ctree, GtkCMCTreeNode *node, gboolean update_focus_row); static GtkCMCTreeNode * gtk_cmctree_last_visible (GtkCMCTree *ctree, GtkCMCTreeNode *node); static gboolean ctree_is_hot_spot (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint row, gint x, gint y); static void tree_sort (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static void fake_unselect_all (GtkCMCList *clist, gint row); static GList * selection_find (GtkCMCList *clist, gint row_number, GList *row_list_element); static void resync_selection (GtkCMCList *clist, GdkEvent *event); static void real_undo_selection (GtkCMCList *clist); static void select_row_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data); static gint real_insert_row (GtkCMCList *clist, gint row, gchar *text[]); static void real_remove_row (GtkCMCList *clist, gint row); static void real_sort_list (GtkCMCList *clist); static void cell_size_request (GtkCMCList *clist, GtkCMCListRow *clist_row, gint column, GtkRequisition *requisition); static void column_auto_resize (GtkCMCList *clist, GtkCMCListRow *clist_row, gint column, gint old_width); static void auto_resize_columns (GtkCMCList *clist); static gboolean check_drag (GtkCMCTree *ctree, GtkCMCTreeNode *drag_source, GtkCMCTreeNode *drag_target, GtkCMCListDragPos insert_pos); static void gtk_cmctree_drag_begin (GtkWidget *widget, GdkDragContext *context); static gint gtk_cmctree_drag_motion (GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time); static void gtk_cmctree_drag_data_received (GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *selection_data, guint info, guint32 time); static void remove_grab (GtkCMCList *clist); static void drag_dest_cell (GtkCMCList *clist, gint x, gint y, GtkCMCListDestInfo *dest_info); enum { TREE_SELECT_ROW, TREE_UNSELECT_ROW, TREE_EXPAND, TREE_COLLAPSE, TREE_MOVE, CHANGE_FOCUS_ROW_EXPANSION, LAST_SIGNAL }; static GtkCMCListClass *parent_class = NULL; static GtkContainerClass *container_class = NULL; static guint ctree_signals[LAST_SIGNAL] = {0}; GType gtk_cmctree_get_type (void) { static GType ctree_type = 0; if (!ctree_type) { static const GTypeInfo ctree_info = { sizeof (GtkCMCTreeClass), (GBaseInitFunc) NULL, (GBaseFinalizeFunc) NULL, (GClassInitFunc) gtk_cmctree_class_init, (GClassFinalizeFunc) NULL, NULL, /* class_data */ sizeof (GtkCMCTree), 0, /* n_preallocs */ (GInstanceInitFunc) gtk_cmctree_init, (const GTypeValueTable *) NULL /* value table */ }; ctree_type = g_type_register_static (GTK_TYPE_CMCLIST, "GtkCMCTree", &ctree_info, (GTypeFlags)0); } return ctree_type; } static gint draw_cell_pixbuf (GdkWindow *window, GdkRectangle *clip_rectangle, cairo_t *cr, GdkPixbuf *pixbuf, gint x, gint y, gint width, gint height) { gint xsrc = 0; gint ysrc = 0; if (!pixbuf || (width == 0 && height == 0)) return x; if (x < clip_rectangle->x) { xsrc = clip_rectangle->x - x; width -= xsrc; x = clip_rectangle->x; } if (x + width > clip_rectangle->x + clip_rectangle->width) width = clip_rectangle->x + clip_rectangle->width - x; if (y < clip_rectangle->y) { ysrc = clip_rectangle->y - y; height -= ysrc; y = clip_rectangle->y; } if (y + height > clip_rectangle->y + clip_rectangle->height) height = clip_rectangle->y + clip_rectangle->height - y; gdk_cairo_set_source_pixbuf(cr, pixbuf, x, y); cairo_paint(cr); return x + MAX (width, 0); } static gint draw_expander (GtkCMCTree *ctree, GtkCMCTreeRow *ctree_row, GtkStyle *style, GdkRectangle *clip_rectangle, cairo_t *cr, gint x) { GtkCMCList *clist; gint justification_factor; gint y; if (ctree->expander_style == GTK_CMCTREE_EXPANDER_NONE) return x; clist = GTK_CMCLIST (ctree); if (clist->column[ctree->tree_column].justification == GTK_JUSTIFY_RIGHT) justification_factor = -1; else justification_factor = 1; if (!GTK_CMCLIST_ROW_HEIGHT_SET(GTK_CMCLIST(clist))) y = (clip_rectangle->y + (clip_rectangle->height - PM_SIZE) / 2 - (clip_rectangle->height + 1) % 2) + 1; else y = (clip_rectangle->y + (clip_rectangle->height/2 - PM_SIZE) / 2 - (clip_rectangle->height/2 + 1) % 2) + 1; if (!ctree_row->children) { return x + justification_factor * (PM_SIZE + 3); } /* pixel offsets +/- 1 or +/- justification_factor here and there .. * to fill correctly, somewhat ... what do I do wrong? */ gdk_cairo_set_source_color(cr, >k_widget_get_style(GTK_WIDGET(ctree))->text[GTK_STATE_NORMAL]); if (ctree_row->expanded) { gint tmp3 = PM_SIZE / 2; gint tmp6 = PM_SIZE / 6; cairo_move_to(cr, x + justification_factor * (tmp3 + tmp6) + (PM_SIZE / 2), y + 1); cairo_rel_line_to(cr, 0, tmp3 + tmp6 + 1); cairo_rel_line_to(cr, -justification_factor * (tmp3 + tmp6) - justification_factor, -1); } else { gint tmp3 = PM_SIZE / 2; gint tmp6 = PM_SIZE / 6; cairo_move_to(cr, x + tmp6 - justification_factor + (PM_SIZE / 2), y + tmp6 - 1); cairo_rel_line_to(cr, justification_factor * tmp3, tmp3); cairo_rel_line_to(cr, -justification_factor * tmp3, tmp3); } cairo_fill(cr); x += justification_factor * (PM_SIZE + 3); return x; } static gint get_offset(GtkCMCTree *ctree, GtkCMCTreeRow *ctree_row, gint column, GdkRectangle *clip_rectangle) { gint justify_right; justify_right = (GTK_CMCLIST (ctree)->column[column].justification == GTK_JUSTIFY_RIGHT); if (justify_right) return (clip_rectangle->x + clip_rectangle->width - 1 - ctree->tree_indent * (ctree_row->level - 1)); return clip_rectangle->x + ctree->tree_indent * (ctree_row->level - 1); } static void get_cell_style (GtkCMCList *clist, GtkCMCListRow *clist_row, gint state, gint column, GtkStyle **style) { GtkStyle *gtkstyle; gtkstyle = gtk_widget_get_style (GTK_WIDGET (clist)); if (clist_row->cell[column].style) { if (style) *style = clist_row->cell[column].style; } else if (clist_row->style) { if (style) *style = clist_row->style; } else { if (style) *style = gtkstyle; } } static gboolean filter_fg (PangoAttribute *attribute, gpointer data) { const PangoAttrClass *klass = attribute->klass; if (klass->type == PANGO_ATTR_FOREGROUND) return TRUE; return FALSE; } static PangoLayout * create_cell_layout (GtkCMCList *clist, GtkCMCListRow *clist_row, gint column) { PangoLayout *layout; GtkStyle *style; GtkCMCell *cell; gchar *text; get_cell_style (clist, clist_row, GTK_STATE_NORMAL, column, &style); cell = &clist_row->cell[column]; switch (cell->type) { case GTK_CMCELL_TEXT: case GTK_CMCELL_PIXTEXT: text = ((cell->type == GTK_CMCELL_PIXTEXT) ? GTK_CMCELL_PIXTEXT (*cell)->text : GTK_CMCELL_TEXT (*cell)->text); if (!text) return NULL; if (!GTK_SCTREE(clist)->use_markup[column]) { layout = gtk_widget_create_pango_layout (GTK_WIDGET (clist), ((cell->type == GTK_CMCELL_PIXTEXT) ? GTK_CMCELL_PIXTEXT (*cell)->text : GTK_CMCELL_TEXT (*cell)->text)); pango_layout_set_font_description (layout, style->font_desc); } else { PangoContext *context = gtk_widget_get_pango_context (GTK_WIDGET(clist)); layout = pango_layout_new (context); pango_layout_set_markup (layout, text, -1); pango_layout_set_font_description (layout, style->font_desc); if (clist_row->state == GTK_STATE_SELECTED) { /* for selected row, we should remove any forced foreground color * or it looks like shit */ PangoAttrList *list = pango_layout_get_attributes(layout); PangoAttrList *rem = pango_attr_list_filter(list, filter_fg, NULL); if (rem) pango_attr_list_unref(rem); } } return layout; default: return NULL; } } static void draw_row (GtkCMCList *clist, GdkRectangle *area, gint row, GtkCMCListRow *clist_row) { GtkWidget *widget; GtkStyle *style; GtkCMCTree *ctree; GdkRectangle *crect; GdkRectangle row_rectangle; GdkRectangle cell_rectangle; GdkRectangle clip_rectangle; GdkRectangle intersect_rectangle; gint last_column; gint offset = 0; gint state; gint i; static GdkColor greybg={0, 0, 0, 0}; static gboolean color_change = TRUE; cairo_t *cr; cairo_t *cr_hw; cairo_surface_t *image_surface; GdkColor *fgcolor, *bgcolor; cm_return_if_fail (clist != NULL); widget = GTK_WIDGET (clist); /* if the function is passed the pointer to the row instead of null, * it avoids this expensive lookup */ if (!clist_row) clist_row = (g_list_nth (clist->row_list, row))->data; style = clist_row->style ? clist_row->style : gtk_widget_get_style (widget); if (greybg.pixel == 0 && greybg.red == 0 && greybg.green == 0 && greybg.blue == 0) { GdkColor normalbg = {0, 0xffff, 0xffff, 0xffff}; if (style) { normalbg = style->base[GTK_STATE_NORMAL]; } if (normalbg.red > 0x8888 && normalbg.green > 0x8888 && normalbg.blue > 0x8888) { greybg.pixel = normalbg.pixel; greybg.red = normalbg.red - prefs_common.stripes_color_offset; greybg.green = normalbg.green - prefs_common.stripes_color_offset; greybg.blue = normalbg.blue - prefs_common.stripes_color_offset; } else if (normalbg.red < 0x8888 && normalbg.green < 0x8888 && normalbg.blue < 0x8888) { greybg.pixel = normalbg.pixel; greybg.red = normalbg.red + prefs_common.stripes_color_offset; greybg.green = normalbg.green + prefs_common.stripes_color_offset; greybg.blue = normalbg.blue + prefs_common.stripes_color_offset; } else { color_change = FALSE; } } /* bail now if we arn't drawable yet */ if (!gtk_widget_is_drawable (GTK_WIDGET(clist)) || row < 0 || row >= clist->rows) return; ctree = GTK_CMCTREE (clist); /* rectangle of the entire row */ row_rectangle.x = 0; row_rectangle.y = ROW_TOP_YPIXEL (clist, row); row_rectangle.width = clist->clist_window_width; row_rectangle.height = clist->row_height; /* rectangle of the cell spacing above the row */ cell_rectangle.x = 0; cell_rectangle.y = row_rectangle.y - CELL_SPACING; cell_rectangle.width = row_rectangle.width; cell_rectangle.height = CELL_SPACING; /* rectangle used to clip drawing operations, its y and height * positions only need to be set once, so we set them once here. * the x and width are set withing the drawing loop below once per * column */ clip_rectangle.y = row_rectangle.y; clip_rectangle.height = row_rectangle.height; if (prefs_common.use_stripes_everywhere && GTK_SCTREE(ctree)->show_stripes && color_change && row % 2) { bgcolor = &greybg; } else { bgcolor = &style->base[GTK_STATE_NORMAL]; } state = clist_row->state; cr_hw = gdk_cairo_create(clist->clist_window); image_surface = cairo_surface_create_similar_image(cairo_get_target(cr_hw), CAIRO_FORMAT_RGB24, gdk_window_get_width(clist->clist_window), gdk_window_get_height(clist->clist_window)); cr = cairo_create(image_surface); if (clist_row->fg_set && state != GTK_STATE_SELECTED) fgcolor = &clist_row->foreground; else fgcolor = &style->text[clist_row->state]; /* draw the cell borders */ if (area) { crect = &intersect_rectangle; if (gdk_rectangle_intersect (area, &cell_rectangle, crect)) { gdk_cairo_rectangle(cr, &cell_rectangle); gdk_cairo_set_source_color(cr, &style->base[GTK_STATE_NORMAL]); cairo_fill(cr); cairo_rectangle(cr, cell_rectangle.x, cell_rectangle.y + row_rectangle.height + 1,cell_rectangle.width,cell_rectangle.height); cairo_fill(cr); } } else { crect = &cell_rectangle; gdk_cairo_rectangle(cr, &cell_rectangle); gdk_cairo_set_source_color(cr, &style->base[GTK_STATE_NORMAL]); cairo_fill(cr); cairo_rectangle(cr, cell_rectangle.x, cell_rectangle.y + row_rectangle.height + 1,cell_rectangle.width,cell_rectangle.height); cairo_fill(cr); } /* the last row has to clear its bottom cell spacing too */ if (clist_row == clist->row_list_end->data) { cell_rectangle.y += clist->row_height + CELL_SPACING; if (!area || gdk_rectangle_intersect (area, &cell_rectangle, crect)) { gdk_cairo_rectangle(cr, crect); gdk_cairo_set_source_color(cr, &style->base[GTK_STATE_NORMAL]); cairo_fill(cr); } } for (last_column = clist->columns - 1; last_column >= 0 && !clist->column[last_column].visible; last_column--) ; /* iterate and draw all the columns (row cells) and draw their contents */ for (i = 0; i < clist->columns; i++) { GtkStyle *style; PangoLayout *layout = NULL; PangoRectangle logical_rect; gint width; gint height; gint pixbuf_width; gint string_width; gint old_offset; if (!clist->column[i].visible) continue; get_cell_style (clist, clist_row, state, i, &style); /* calculate clipping region */ clip_rectangle.x = clist->column[i].area.x + clist->hoffset; clip_rectangle.width = clist->column[i].area.width; cell_rectangle.x = clip_rectangle.x - COLUMN_INSET - CELL_SPACING; cell_rectangle.width = (clip_rectangle.width + 2 * COLUMN_INSET + (1 + (i == last_column)) * CELL_SPACING); cell_rectangle.y = clip_rectangle.y; cell_rectangle.height = clip_rectangle.height; string_width = 0; pixbuf_width = 0; height = 0; if (area && !gdk_rectangle_intersect (area, &cell_rectangle, &intersect_rectangle)) { if (i != ctree->tree_column) continue; } else { gdk_cairo_rectangle(cr, &cell_rectangle); if (state == GTK_STATE_NORMAL) gdk_cairo_set_source_color(cr, bgcolor); else gdk_cairo_set_source_color(cr, &style->base[state]); cairo_fill(cr); layout = create_cell_layout (clist, clist_row, i); if (layout) { pango_layout_get_pixel_extents (layout, NULL, &logical_rect); width = logical_rect.width; } else width = 0; switch (clist_row->cell[i].type) { case GTK_CMCELL_PIXBUF: pixbuf_width = gdk_pixbuf_get_width(GTK_CMCELL_PIXBUF (clist_row->cell[i])->pixbuf); height = gdk_pixbuf_get_height(GTK_CMCELL_PIXBUF (clist_row->cell[i])->pixbuf); width += pixbuf_width; break; case GTK_CMCELL_PIXTEXT: if (GTK_CMCELL_PIXTEXT (clist_row->cell[i])->pixbuf) { pixbuf_width = gdk_pixbuf_get_width(GTK_CMCELL_PIXTEXT (clist_row->cell[i])->pixbuf); height = gdk_pixbuf_get_height(GTK_CMCELL_PIXTEXT (clist_row->cell[i])->pixbuf); width += pixbuf_width; } if (GTK_CMCELL_PIXTEXT (clist_row->cell[i])->text && GTK_CMCELL_PIXTEXT (clist_row->cell[i])->pixbuf) width += GTK_CMCELL_PIXTEXT (clist_row->cell[i])->spacing; if (i == ctree->tree_column) width += (ctree->tree_indent * ((GtkCMCTreeRow *)clist_row)->level); break; default: break; } switch (clist->column[i].justification) { case GTK_JUSTIFY_LEFT: offset = clip_rectangle.x + clist_row->cell[i].horizontal; break; case GTK_JUSTIFY_RIGHT: offset = (clip_rectangle.x + clist_row->cell[i].horizontal + clip_rectangle.width - width); break; case GTK_JUSTIFY_CENTER: case GTK_JUSTIFY_FILL: offset = (clip_rectangle.x + clist_row->cell[i].horizontal + (clip_rectangle.width / 2) - (width / 2)); break; }; if (i != ctree->tree_column) { int start_y = (clip_rectangle.height - height) / 2; if (GTK_CMCLIST_ROW_HEIGHT_SET(GTK_CMCLIST(clist))) start_y = (clip_rectangle.height/2 - height) / 2; offset += clist_row->cell[i].horizontal; switch (clist_row->cell[i].type) { case GTK_CMCELL_PIXBUF: draw_cell_pixbuf (clist->clist_window, &clip_rectangle, cr, GTK_CMCELL_PIXBUF (clist_row->cell[i])->pixbuf, offset, clip_rectangle.y + clist_row->cell[i].vertical + start_y, pixbuf_width, height); break; case GTK_CMCELL_PIXTEXT: offset = draw_cell_pixbuf (clist->clist_window, &clip_rectangle, cr, GTK_CMCELL_PIXTEXT (clist_row->cell[i])->pixbuf, offset, clip_rectangle.y + clist_row->cell[i].vertical + start_y, pixbuf_width, height); offset += GTK_CMCELL_PIXTEXT (clist_row->cell[i])->spacing; /* Fall through */ case GTK_CMCELL_TEXT: if (layout) { gint row_center_offset = (clist->row_height - logical_rect.height) / 2; gdk_cairo_set_source_color(cr, fgcolor); cairo_move_to(cr, offset, row_rectangle.y + row_center_offset + clist_row->cell[i].vertical); pango_cairo_show_layout(cr, layout); g_object_unref (G_OBJECT (layout)); } break; default: break; } continue; } } /* draw ctree->tree_column */ cell_rectangle.y -= CELL_SPACING; cell_rectangle.height += CELL_SPACING; if (area && !gdk_rectangle_intersect (area, &cell_rectangle, &intersect_rectangle)) { if (layout) g_object_unref (G_OBJECT (layout)); continue; } /* draw lines */ offset = get_offset (ctree, (GtkCMCTreeRow *)clist_row, i, &clip_rectangle); /* draw expander */ offset = draw_expander (ctree, (GtkCMCTreeRow *)clist_row, style, &clip_rectangle, cr, offset); if (clist->column[i].justification == GTK_JUSTIFY_RIGHT) offset -= ctree->tree_spacing; else offset += ctree->tree_spacing; if (clist->column[i].justification == GTK_JUSTIFY_RIGHT) offset -= (pixbuf_width + clist_row->cell[i].horizontal); else offset += clist_row->cell[i].horizontal; old_offset = offset; offset = draw_cell_pixbuf (clist->clist_window, &clip_rectangle, cr, GTK_CMCELL_PIXTEXT (clist_row->cell[i])->pixbuf, offset, clip_rectangle.y + clist_row->cell[i].vertical + (clip_rectangle.height - height) / 2, pixbuf_width, height); if (layout) { gint row_center_offset = (clist->row_height - logical_rect.height) / 2; if (clist->column[i].justification == GTK_JUSTIFY_RIGHT) { offset = (old_offset - string_width); if (GTK_CMCELL_PIXTEXT (clist_row->cell[i])->pixbuf) offset -= GTK_CMCELL_PIXTEXT (clist_row->cell[i])->spacing; } else { if (GTK_CMCELL_PIXTEXT (clist_row->cell[i])->pixbuf) offset += GTK_CMCELL_PIXTEXT (clist_row->cell[i])->spacing; } cairo_move_to(cr, offset, row_rectangle.y + row_center_offset + clist_row->cell[i].vertical); gdk_cairo_set_source_color(cr, fgcolor); pango_cairo_show_layout(cr, layout); g_object_unref (G_OBJECT (layout)); } } /* draw focus rectangle */ if (clist->focus_row == row && gtk_widget_get_can_focus (widget) && gtk_widget_has_focus (widget) && state == GTK_STATE_SELECTED) { if (!area || gdk_rectangle_intersect (area, &row_rectangle, &intersect_rectangle)) { cairo_set_line_width(cr, 1.0); cairo_set_antialias(cr, CAIRO_ANTIALIAS_NONE); gdk_cairo_set_source_color(cr, &style->text[GTK_STATE_NORMAL]); cairo_move_to (cr, row_rectangle.x, row_rectangle.y + 0.5); cairo_line_to (cr, row_rectangle.x + row_rectangle.width, row_rectangle.y + 0.5); cairo_move_to (cr, row_rectangle.x, row_rectangle.y + row_rectangle.height - 0.5); cairo_line_to (cr, row_rectangle.x + row_rectangle.width, row_rectangle.y + row_rectangle.height - 0.5); cairo_stroke(cr); } } cairo_set_operator(cr_hw, CAIRO_OPERATOR_SOURCE); cairo_set_source_surface(cr_hw, image_surface, 0, 0); cairo_rectangle(cr_hw, row_rectangle.x, row_rectangle.y - CELL_SPACING, row_rectangle.width, row_rectangle.height + CELL_SPACING * 2); cairo_fill(cr_hw); cairo_destroy(cr); cairo_surface_destroy(image_surface); cairo_destroy(cr_hw); } static void gtk_cmctree_class_init (GtkCMCTreeClass *klass) { GObjectClass *gobject_class = G_OBJECT_CLASS (klass); GtkObjectClass *object_class; GtkWidgetClass *widget_class; GtkCMCListClass *clist_class; GtkBindingSet *binding_set; gobject_class->constructor = gtk_cmctree_constructor; object_class = (GtkObjectClass *) klass; widget_class = (GtkWidgetClass *) klass; container_class = (GtkContainerClass *) klass; clist_class = (GtkCMCListClass *) klass; parent_class = g_type_class_peek (GTK_TYPE_CMCLIST); container_class = g_type_class_peek (GTK_TYPE_CONTAINER); gobject_class->set_property = gtk_cmctree_set_arg; gobject_class->get_property = gtk_cmctree_get_arg; widget_class->realize = gtk_cmctree_realize; widget_class->unrealize = gtk_cmctree_unrealize; widget_class->button_press_event = gtk_cmctree_button_press; widget_class->drag_begin = gtk_cmctree_drag_begin; widget_class->drag_motion = gtk_cmctree_drag_motion; widget_class->drag_data_received = gtk_cmctree_drag_data_received; clist_class->select_row = real_select_row; clist_class->unselect_row = real_unselect_row; clist_class->row_move = real_row_move; clist_class->undo_selection = real_undo_selection; clist_class->resync_selection = resync_selection; clist_class->selection_find = selection_find; clist_class->click_column = NULL; clist_class->draw_row = draw_row; clist_class->clear = real_clear; clist_class->select_all = real_select_all; clist_class->unselect_all = real_unselect_all; clist_class->fake_unselect_all = fake_unselect_all; clist_class->insert_row = real_insert_row; clist_class->remove_row = real_remove_row; clist_class->sort_list = real_sort_list; clist_class->set_cell_contents = set_cell_contents; clist_class->cell_size_request = cell_size_request; klass->tree_select_row = real_tree_select; klass->tree_unselect_row = real_tree_unselect; klass->tree_expand = real_tree_expand; klass->tree_collapse = real_tree_collapse; klass->tree_move = real_tree_move; klass->change_focus_row_expansion = change_focus_row_expansion; g_object_class_install_property (gobject_class, ARG_N_COLUMNS, g_param_spec_uint ("n-columns", "N-Columns", "N-Columns", 1, G_MAXINT, 1, G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY)); g_object_class_install_property (gobject_class, ARG_TREE_COLUMN, g_param_spec_uint ("tree-column", "tree-column", "tree-column", 0, G_MAXINT, 0, G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY)); g_object_class_install_property (gobject_class, ARG_INDENT, g_param_spec_uint ("indent", "indent", "indent", 1, G_MAXINT, 1, G_PARAM_READWRITE)); g_object_class_install_property (gobject_class, ARG_SPACING, g_param_spec_uint ("spacing", "spacing", "spacing", 1, G_MAXINT, 1, G_PARAM_READWRITE)); g_object_class_install_property (gobject_class, ARG_SHOW_STUB, g_param_spec_boolean ("show-stub", "show-stub", "show-stub", TRUE, G_PARAM_READWRITE)); g_object_class_install_property (gobject_class, ARG_LINE_STYLE, g_param_spec_enum ("line-style", "line-style", "line-style", GTK_TYPE_CMCTREE_LINE_STYLE, 0, G_PARAM_READWRITE)); g_object_class_install_property (gobject_class, ARG_EXPANDER_STYLE, g_param_spec_enum ("expander-style", "expander-style", "expander-style", GTK_TYPE_CMCTREE_EXPANDER_STYLE, 0, G_PARAM_READWRITE)); ctree_signals[TREE_SELECT_ROW] = g_signal_new ("tree_select_row", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (GtkCMCTreeClass, tree_select_row), NULL, NULL, claws_marshal_VOID__POINTER_INT, G_TYPE_NONE, 2, GTK_TYPE_CMCTREE_NODE, G_TYPE_INT); ctree_signals[TREE_UNSELECT_ROW] = g_signal_new ("tree_unselect_row", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (GtkCMCTreeClass, tree_unselect_row), NULL, NULL, claws_marshal_VOID__POINTER_INT, G_TYPE_NONE, 2, GTK_TYPE_CMCTREE_NODE, G_TYPE_INT); ctree_signals[TREE_EXPAND] = g_signal_new ("tree_expand", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GtkCMCTreeClass, tree_expand), NULL, NULL, claws_marshal_VOID__POINTER, G_TYPE_NONE, 1, GTK_TYPE_CMCTREE_NODE); ctree_signals[TREE_COLLAPSE] = g_signal_new ("tree_collapse", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GtkCMCTreeClass, tree_collapse), NULL, NULL, claws_marshal_VOID__POINTER, G_TYPE_NONE, 1, GTK_TYPE_CMCTREE_NODE); ctree_signals[TREE_MOVE] = g_signal_new ("tree_move", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GtkCMCTreeClass, tree_move), NULL, NULL, claws_marshal_VOID__POINTER_POINTER_POINTER, G_TYPE_NONE, 3, GTK_TYPE_CMCTREE_NODE,GTK_TYPE_CMCTREE_NODE,GTK_TYPE_CMCTREE_NODE); ctree_signals[CHANGE_FOCUS_ROW_EXPANSION] = g_signal_new ("change_focus_row_expansion", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (GtkCMCTreeClass, change_focus_row_expansion), NULL, NULL, claws_marshal_VOID__ENUM, G_TYPE_NONE, 1, GTK_TYPE_CMCTREE_EXPANSION_TYPE); binding_set = gtk_binding_set_by_class (klass); gtk_binding_entry_add_signal (binding_set, GDK_KEY_plus, 0, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_EXPAND); gtk_binding_entry_add_signal (binding_set, GDK_KEY_plus, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_EXPAND_RECURSIVE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, 0, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_EXPAND); gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Add, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_EXPAND_RECURSIVE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_minus, 0, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_COLLAPSE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_minus, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_COLLAPSE_RECURSIVE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Subtract, 0, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_COLLAPSE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Subtract, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_COLLAPSE_RECURSIVE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_equal, 0, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_TOGGLE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Equal, 0, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_TOGGLE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Multiply, 0, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_TOGGLE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_asterisk, 0, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_TOGGLE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_KP_Multiply, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_TOGGLE_RECURSIVE); gtk_binding_entry_add_signal (binding_set, GDK_KEY_asterisk, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, G_TYPE_ENUM, GTK_CMCTREE_EXPANSION_TOGGLE_RECURSIVE); } static void gtk_cmctree_set_arg (GObject *object, guint arg_id, const GValue *value, GParamSpec *spec) { GtkCMCTree *ctree; GtkCMCList *clist; ctree = GTK_CMCTREE (object); clist = GTK_CMCLIST (ctree); switch (arg_id) { case ARG_N_COLUMNS: /* construct-only arg, only set at construction time */ clist->columns = MAX (1, g_value_get_uint (value)); ctree->tree_column = CLAMP (ctree->tree_column, 0, clist->columns); break; case ARG_TREE_COLUMN: /* construct-only arg, only set at construction time */ ctree->tree_column = g_value_get_uint (value); ctree->tree_column = CLAMP (ctree->tree_column, 0, clist->columns); break; case ARG_INDENT: gtk_cmctree_set_indent (ctree, g_value_get_uint (value)); break; case ARG_SPACING: gtk_cmctree_set_spacing (ctree, g_value_get_uint (value)); break; case ARG_SHOW_STUB: gtk_cmctree_set_show_stub (ctree, g_value_get_boolean (value)); break; case ARG_LINE_STYLE: gtk_cmctree_set_line_style (ctree, g_value_get_enum (value)); break; case ARG_EXPANDER_STYLE: gtk_cmctree_set_expander_style (ctree, g_value_get_enum (value)); break; default: break; } } static void gtk_cmctree_get_arg (GObject *object, guint arg_id, GValue *value, GParamSpec *spec) { GtkCMCTree *ctree; ctree = GTK_CMCTREE (object); switch (arg_id) { case ARG_N_COLUMNS: g_value_set_uint(value, GTK_CMCLIST (ctree)->columns); break; case ARG_TREE_COLUMN: g_value_set_uint(value, ctree->tree_column); break; case ARG_INDENT: g_value_set_uint(value, ctree->tree_indent); break; case ARG_SPACING: g_value_set_uint(value, ctree->tree_spacing); break; case ARG_SHOW_STUB: g_value_set_boolean(value, ctree->show_stub); break; case ARG_LINE_STYLE: g_value_set_enum(value, ctree->line_style); break; case ARG_EXPANDER_STYLE: g_value_set_enum(value, ctree->expander_style); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, arg_id, spec); break; } } static void gtk_cmctree_init (GtkCMCTree *ctree) { GtkCMCList *clist; GTK_CMCLIST_SET_FLAG (ctree, CMCLIST_DRAW_DRAG_RECT); GTK_CMCLIST_SET_FLAG (ctree, CMCLIST_DRAW_DRAG_LINE); clist = GTK_CMCLIST (ctree); ctree->tree_indent = 20; ctree->tree_spacing = 5; ctree->tree_column = 0; ctree->line_style = GTK_CMCTREE_LINES_NONE; ctree->expander_style = GTK_CMCTREE_EXPANDER_TRIANGLE; ctree->drag_compare = NULL; ctree->show_stub = TRUE; clist->button_actions[0] |= GTK_CMBUTTON_EXPANDS; } static void ctree_attach_styles (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { GtkCMCList *clist; gint i; clist = GTK_CMCLIST (ctree); if (GTK_CMCTREE_ROW (node)->row.style) GTK_CMCTREE_ROW (node)->row.style = gtk_style_attach (GTK_CMCTREE_ROW (node)->row.style, clist->clist_window); if (GTK_CMCTREE_ROW (node)->row.fg_set || GTK_CMCTREE_ROW (node)->row.bg_set) { GdkColormap *colormap; colormap = gtk_widget_get_colormap (GTK_WIDGET (ctree)); if (GTK_CMCTREE_ROW (node)->row.fg_set) gdk_colormap_alloc_color (colormap, &(GTK_CMCTREE_ROW (node)->row.foreground), TRUE, TRUE); if (GTK_CMCTREE_ROW (node)->row.bg_set) gdk_colormap_alloc_color (colormap, &(GTK_CMCTREE_ROW (node)->row.background), TRUE, TRUE); } for (i = 0; i < clist->columns; i++) if (GTK_CMCTREE_ROW (node)->row.cell[i].style) GTK_CMCTREE_ROW (node)->row.cell[i].style = gtk_style_attach (GTK_CMCTREE_ROW (node)->row.cell[i].style, clist->clist_window); } static void ctree_detach_styles (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { GtkCMCList *clist; gint i; clist = GTK_CMCLIST (ctree); if (GTK_CMCTREE_ROW (node)->row.style) gtk_style_detach (GTK_CMCTREE_ROW (node)->row.style); for (i = 0; i < clist->columns; i++) if (GTK_CMCTREE_ROW (node)->row.cell[i].style) gtk_style_detach (GTK_CMCTREE_ROW (node)->row.cell[i].style); } static void gtk_cmctree_realize (GtkWidget *widget) { GtkCMCTree *ctree; GtkCMCList *clist; GtkCMCTreeNode *node; GtkCMCTreeNode *child; gint i; cm_return_if_fail (GTK_IS_CMCTREE (widget)); GTK_WIDGET_CLASS (parent_class)->realize (widget); ctree = GTK_CMCTREE (widget); clist = GTK_CMCLIST (widget); node = GTK_CMCTREE_NODE (clist->row_list); for (i = 0; i < clist->rows; i++) { if (GTK_CMCTREE_ROW (node)->children && !GTK_CMCTREE_ROW (node)->expanded) for (child = GTK_CMCTREE_ROW (node)->children; child; child = GTK_CMCTREE_ROW (child)->sibling) gtk_cmctree_pre_recursive (ctree, child, ctree_attach_styles, NULL); node = GTK_CMCTREE_NODE_NEXT (node); } } static void gtk_cmctree_unrealize (GtkWidget *widget) { GtkCMCTree *ctree; GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (widget)); GTK_WIDGET_CLASS (parent_class)->unrealize (widget); ctree = GTK_CMCTREE (widget); clist = GTK_CMCLIST (widget); if (gtk_widget_get_realized (widget)) { GtkCMCTreeNode *node; GtkCMCTreeNode *child; gint i; node = GTK_CMCTREE_NODE (clist->row_list); for (i = 0; i < clist->rows; i++) { if (GTK_CMCTREE_ROW (node)->children && !GTK_CMCTREE_ROW (node)->expanded) for (child = GTK_CMCTREE_ROW (node)->children; child; child = GTK_CMCTREE_ROW (child)->sibling) gtk_cmctree_pre_recursive(ctree, child, ctree_detach_styles, NULL); node = GTK_CMCTREE_NODE_NEXT (node); } } } static gint gtk_cmctree_button_press (GtkWidget *widget, GdkEventButton *event) { GtkCMCTree *ctree; GtkCMCList *clist; gint button_actions; cm_return_val_if_fail (GTK_IS_CMCTREE (widget), FALSE); cm_return_val_if_fail (event != NULL, FALSE); ctree = GTK_CMCTREE (widget); clist = GTK_CMCLIST (widget); button_actions = clist->button_actions[event->button - 1]; if (button_actions == GTK_CMBUTTON_IGNORED) return FALSE; if (event->window == clist->clist_window) { GtkCMCTreeNode *work; gint x; gint y; gint row; gint column; x = event->x; y = event->y; if (!gtk_cmclist_get_selection_info (clist, x, y, &row, &column)) return FALSE; work = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, row)); if (button_actions & GTK_CMBUTTON_EXPANDS && (GTK_CMCTREE_ROW (work)->children && !GTK_CMCTREE_ROW (work)->is_leaf && (event->type == GDK_2BUTTON_PRESS || ctree_is_hot_spot (ctree, work, row, x, y)))) { if (GTK_CMCTREE_ROW (work)->expanded) gtk_cmctree_collapse (ctree, work); else gtk_cmctree_expand (ctree, work); return TRUE; } } return GTK_WIDGET_CLASS (parent_class)->button_press_event (widget, event); } static GtkCMCTreeNode * gtk_cmctree_last_visible (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCTreeNode *work; if (!node) return NULL; work = GTK_CMCTREE_ROW (node)->children; if (!work || !GTK_CMCTREE_ROW (node)->expanded) return node; while (GTK_CMCTREE_ROW (work)->sibling) work = GTK_CMCTREE_ROW (work)->sibling; return gtk_cmctree_last_visible (ctree, work); } static void gtk_cmctree_link (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeNode *parent, GtkCMCTreeNode *sibling, gboolean update_focus_row) { GtkCMCList *clist; GList *list_end; GList *list; GList *work; gboolean visible = FALSE; gint rows = 0; if (sibling) cm_return_if_fail (GTK_CMCTREE_ROW (sibling)->parent == parent); cm_return_if_fail (node != NULL); cm_return_if_fail (node != sibling); cm_return_if_fail (node != parent); clist = GTK_CMCLIST (ctree); if (update_focus_row && clist->selection_mode == GTK_SELECTION_MULTIPLE) { GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } for (rows = 1, list_end = (GList *)node; list_end->next; list_end = list_end->next) rows++; GTK_CMCTREE_ROW (node)->parent = parent; GTK_CMCTREE_ROW (node)->sibling = sibling; if (!parent || (parent && (gtk_cmctree_is_viewable (ctree, parent) && GTK_CMCTREE_ROW (parent)->expanded))) { visible = TRUE; clist->rows += rows; } if (parent) work = (GList *)(GTK_CMCTREE_ROW (parent)->children); else work = clist->row_list; if (sibling) { if (work != (GList *)sibling) { while (GTK_CMCTREE_ROW (work)->sibling != sibling) work = (GList *)(GTK_CMCTREE_ROW (work)->sibling); GTK_CMCTREE_ROW (work)->sibling = node; } if (sibling == GTK_CMCTREE_NODE (clist->row_list)) clist->row_list = (GList *) node; if (GTK_CMCTREE_NODE_PREV (sibling) && GTK_CMCTREE_NODE_NEXT (GTK_CMCTREE_NODE_PREV (sibling)) == sibling) { list = (GList *)GTK_CMCTREE_NODE_PREV (sibling); list->next = (GList *)node; } list = (GList *)node; list->prev = (GList *)GTK_CMCTREE_NODE_PREV (sibling); list_end->next = (GList *)sibling; list = (GList *)sibling; list->prev = list_end; if (parent && GTK_CMCTREE_ROW (parent)->children == sibling) GTK_CMCTREE_ROW (parent)->children = node; } else { if (work) { /* find sibling */ while (GTK_CMCTREE_ROW (work)->sibling) work = (GList *)(GTK_CMCTREE_ROW (work)->sibling); GTK_CMCTREE_ROW (work)->sibling = node; /* find last visible child of sibling */ work = (GList *) gtk_cmctree_last_visible (ctree, GTK_CMCTREE_NODE (work)); list_end->next = work->next; if (work->next) work->next->prev = list_end; work->next = (GList *)node; list = (GList *)node; list->prev = work; } else { if (parent) { GTK_CMCTREE_ROW (parent)->children = node; list = (GList *)node; list->prev = (GList *)parent; if (GTK_CMCTREE_ROW (parent)->expanded) { list_end->next = (GList *)GTK_CMCTREE_NODE_NEXT (parent); if (GTK_CMCTREE_NODE_NEXT(parent)) { list = (GList *)GTK_CMCTREE_NODE_NEXT (parent); list->prev = list_end; } list = (GList *)parent; list->next = (GList *)node; } else list_end->next = NULL; } else { clist->row_list = (GList *)node; list = (GList *)node; list->prev = NULL; list_end->next = NULL; } } } gtk_cmctree_pre_recursive (ctree, node, tree_update_level, NULL); if (clist->row_list_end == NULL || clist->row_list_end->next == (GList *)node) clist->row_list_end = list_end; if (visible && update_focus_row) { gint pos; pos = g_list_position (clist->row_list, (GList *)node); if (pos <= clist->focus_row) { clist->focus_row += rows; clist->undo_anchor = clist->focus_row; } } } static void gtk_cmctree_unlink (GtkCMCTree *ctree, GtkCMCTreeNode *node, gboolean update_focus_row) { GtkCMCList *clist; gint rows; gint level; gint visible; GtkCMCTreeNode *work; GtkCMCTreeNode *parent; GList *list; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); clist = GTK_CMCLIST (ctree); if (update_focus_row && clist->selection_mode == GTK_SELECTION_MULTIPLE) { GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } visible = gtk_cmctree_is_viewable (ctree, node); /* clist->row_list_end unlinked ? */ if (visible && (GTK_CMCTREE_NODE_NEXT (node) == NULL || (GTK_CMCTREE_ROW (node)->children && gtk_cmctree_is_ancestor (ctree, node, GTK_CMCTREE_NODE (clist->row_list_end))))) clist->row_list_end = (GList *) (GTK_CMCTREE_NODE_PREV (node)); /* update list */ rows = 0; level = GTK_CMCTREE_ROW (node)->level; work = GTK_CMCTREE_NODE_NEXT (node); while (work && GTK_CMCTREE_ROW (work)->level > level) { work = GTK_CMCTREE_NODE_NEXT (work); rows++; } if (visible) { clist->rows -= (rows + 1); if (update_focus_row) { gint pos; pos = g_list_position (clist->row_list, (GList *)node); if (pos + rows < clist->focus_row) clist->focus_row -= (rows + 1); else if (pos <= clist->focus_row) { if (!GTK_CMCTREE_ROW (node)->sibling) clist->focus_row = MAX (pos - 1, 0); else clist->focus_row = pos; clist->focus_row = MIN (clist->focus_row, clist->rows - 1); } clist->undo_anchor = clist->focus_row; } } if (work) { list = (GList *)GTK_CMCTREE_NODE_PREV (work); list->next = NULL; list = (GList *)work; list->prev = (GList *)GTK_CMCTREE_NODE_PREV (node); } if (GTK_CMCTREE_NODE_PREV (node) && GTK_CMCTREE_NODE_NEXT (GTK_CMCTREE_NODE_PREV (node)) == node) { list = (GList *)GTK_CMCTREE_NODE_PREV (node); list->next = (GList *)work; } /* update tree */ parent = GTK_CMCTREE_ROW (node)->parent; if (parent) { if (GTK_CMCTREE_ROW (parent)->children == node) { GTK_CMCTREE_ROW (parent)->children = GTK_CMCTREE_ROW (node)->sibling; if (!GTK_CMCTREE_ROW (parent)->children) gtk_cmctree_collapse (ctree, parent); } else { GtkCMCTreeNode *sibling; sibling = GTK_CMCTREE_ROW (parent)->children; while (GTK_CMCTREE_ROW (sibling)->sibling != node) sibling = GTK_CMCTREE_ROW (sibling)->sibling; GTK_CMCTREE_ROW (sibling)->sibling = GTK_CMCTREE_ROW (node)->sibling; } } else { if (clist->row_list == (GList *)node) clist->row_list = (GList *) (GTK_CMCTREE_ROW (node)->sibling); else { GtkCMCTreeNode *sibling; sibling = GTK_CMCTREE_NODE (clist->row_list); while (GTK_CMCTREE_ROW (sibling)->sibling != node) sibling = GTK_CMCTREE_ROW (sibling)->sibling; GTK_CMCTREE_ROW (sibling)->sibling = GTK_CMCTREE_ROW (node)->sibling; } } } static void real_row_move (GtkCMCList *clist, gint source_row, gint dest_row) { GtkCMCTree *ctree; GtkCMCTreeNode *node; cm_return_if_fail (GTK_IS_CMCTREE (clist)); if (GTK_CMCLIST_AUTO_SORT (clist)) return; if (source_row < 0 || source_row >= clist->rows || dest_row < 0 || dest_row >= clist->rows || source_row == dest_row) return; ctree = GTK_CMCTREE (clist); node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, source_row)); if (source_row < dest_row) { GtkCMCTreeNode *work; dest_row++; work = GTK_CMCTREE_ROW (node)->children; while (work && GTK_CMCTREE_ROW (work)->level > GTK_CMCTREE_ROW (node)->level) { work = GTK_CMCTREE_NODE_NEXT (work); dest_row++; } if (dest_row > clist->rows) dest_row = clist->rows; } if (dest_row < clist->rows) { GtkCMCTreeNode *sibling; sibling = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, dest_row)); gtk_cmctree_move (ctree, node, GTK_CMCTREE_ROW (sibling)->parent, sibling); } else gtk_cmctree_move (ctree, node, NULL, NULL); } static void real_tree_move (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeNode *new_parent, GtkCMCTreeNode *new_sibling) { GtkCMCList *clist; GtkCMCTreeNode *work; gboolean visible = FALSE; cm_return_if_fail (ctree != NULL); cm_return_if_fail (node != NULL); cm_return_if_fail (!new_sibling || GTK_CMCTREE_ROW (new_sibling)->parent == new_parent); if (new_parent && GTK_CMCTREE_ROW (new_parent)->is_leaf) return; /* new_parent != child of child */ for (work = new_parent; work; work = GTK_CMCTREE_ROW (work)->parent) if (work == node) return; clist = GTK_CMCLIST (ctree); visible = gtk_cmctree_is_viewable (ctree, node); if (clist->selection_mode == GTK_SELECTION_MULTIPLE) { GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } if (GTK_CMCLIST_AUTO_SORT (clist)) { if (new_parent == GTK_CMCTREE_ROW (node)->parent) return; if (new_parent) new_sibling = GTK_CMCTREE_ROW (new_parent)->children; else new_sibling = GTK_CMCTREE_NODE (clist->row_list); while (new_sibling && clist->compare (clist, GTK_CMCTREE_ROW (node), GTK_CMCTREE_ROW (new_sibling)) > 0) new_sibling = GTK_CMCTREE_ROW (new_sibling)->sibling; } if (new_parent == GTK_CMCTREE_ROW (node)->parent && new_sibling == GTK_CMCTREE_ROW (node)->sibling) return; gtk_cmclist_freeze (clist); work = NULL; if (gtk_cmctree_is_viewable (ctree, node)) work = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, clist->focus_row)); gtk_cmctree_unlink (ctree, node, FALSE); gtk_cmctree_link (ctree, node, new_parent, new_sibling, FALSE); if (work) { while (work && !gtk_cmctree_is_viewable (ctree, work)) work = GTK_CMCTREE_ROW (work)->parent; clist->focus_row = g_list_position (clist->row_list, (GList *)work); clist->undo_anchor = clist->focus_row; } if (clist->column[ctree->tree_column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist) && (visible || gtk_cmctree_is_viewable (ctree, node))) gtk_cmclist_set_column_width (clist, ctree->tree_column, gtk_cmclist_optimal_column_width (clist, ctree->tree_column)); gtk_cmclist_thaw (clist); } static void change_focus_row_expansion (GtkCMCTree *ctree, GtkCMCTreeExpansionType action) { GtkCMCList *clist; GtkCMCTreeNode *node; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); clist = GTK_CMCLIST (ctree); if (gdk_display_pointer_is_grabbed (gtk_widget_get_display (GTK_WIDGET (ctree))) && gtk_widget_has_grab (GTK_WIDGET(ctree))) return; if (!(node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, clist->focus_row))) || GTK_CMCTREE_ROW (node)->is_leaf || !(GTK_CMCTREE_ROW (node)->children)) return; switch (action) { case GTK_CMCTREE_EXPANSION_EXPAND: gtk_cmctree_expand (ctree, node); break; case GTK_CMCTREE_EXPANSION_EXPAND_RECURSIVE: gtk_cmctree_expand_recursive (ctree, node); break; case GTK_CMCTREE_EXPANSION_COLLAPSE: gtk_cmctree_collapse (ctree, node); break; case GTK_CMCTREE_EXPANSION_COLLAPSE_RECURSIVE: gtk_cmctree_collapse_recursive (ctree, node); break; case GTK_CMCTREE_EXPANSION_TOGGLE: gtk_cmctree_toggle_expansion (ctree, node); break; case GTK_CMCTREE_EXPANSION_TOGGLE_RECURSIVE: gtk_cmctree_toggle_expansion_recursive (ctree, node); break; } } static void real_tree_expand (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; GtkCMCTreeNode *work; GtkRequisition requisition; gboolean visible; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); if (!node || GTK_CMCTREE_ROW (node)->expanded || GTK_CMCTREE_ROW (node)->is_leaf) return; clist = GTK_CMCLIST (ctree); GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); GTK_CMCTREE_ROW (node)->expanded = TRUE; visible = gtk_cmctree_is_viewable (ctree, node); /* get cell width if tree_column is auto resized */ if (visible && clist->column[ctree->tree_column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, >K_CMCTREE_ROW (node)->row, ctree->tree_column, &requisition); /* unref/unset closed pixbuf */ if (GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->pixbuf) { g_object_unref (GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->pixbuf); GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->pixbuf = NULL; } /* set/ref opened pixbuf */ if (GTK_CMCTREE_ROW (node)->pixbuf_opened) { GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->pixbuf = g_object_ref (GTK_CMCTREE_ROW (node)->pixbuf_opened); } work = GTK_CMCTREE_ROW (node)->children; if (work) { GList *list = (GList *)work; gint *cell_width = NULL; gint tmp = 0; gint row; gint i; if (visible && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) { cell_width = g_new0 (gint, clist->columns); if (clist->column[ctree->tree_column].auto_resize) cell_width[ctree->tree_column] = requisition.width; while (work) { /* search maximum cell widths of auto_resize columns */ for (i = 0; i < clist->columns; i++) if (clist->column[i].auto_resize) { GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, >K_CMCTREE_ROW (work)->row, i, &requisition); cell_width[i] = MAX (requisition.width, cell_width[i]); } list = (GList *)work; work = GTK_CMCTREE_NODE_NEXT (work); tmp++; } } else while (work) { list = (GList *)work; work = GTK_CMCTREE_NODE_NEXT (work); tmp++; } list->next = (GList *)GTK_CMCTREE_NODE_NEXT (node); if (GTK_CMCTREE_NODE_NEXT (node)) { GList *tmp_list; tmp_list = (GList *)GTK_CMCTREE_NODE_NEXT (node); tmp_list->prev = list; } else clist->row_list_end = list; list = (GList *)node; list->next = (GList *)(GTK_CMCTREE_ROW (node)->children); if (visible && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) { /* resize auto_resize columns if needed */ for (i = 0; i < clist->columns; i++) if (clist->column[i].auto_resize && cell_width[i] > clist->column[i].width) gtk_cmclist_set_column_width (clist, i, cell_width[i]); g_free (cell_width); /* update focus_row position */ row = g_list_position (clist->row_list, (GList *)node); if (row < clist->focus_row) clist->focus_row += tmp; clist->rows += tmp; CLIST_REFRESH (clist); } } else if (visible && clist->column[ctree->tree_column].auto_resize) /* resize tree_column if needed */ column_auto_resize (clist, >K_CMCTREE_ROW (node)->row, ctree->tree_column, requisition.width); } static void real_tree_collapse (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; GtkCMCTreeNode *work; GtkRequisition requisition; gboolean visible; gint level; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); if (!node || !GTK_CMCTREE_ROW (node)->expanded || GTK_CMCTREE_ROW (node)->is_leaf) return; clist = GTK_CMCLIST (ctree); GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); GTK_CMCTREE_ROW (node)->expanded = FALSE; level = GTK_CMCTREE_ROW (node)->level; visible = gtk_cmctree_is_viewable (ctree, node); /* get cell width if tree_column is auto resized */ if (visible && clist->column[ctree->tree_column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, >K_CMCTREE_ROW (node)->row, ctree->tree_column, &requisition); /* unref/unset opened pixbuf */ if (GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->pixbuf) { g_object_unref (GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->pixbuf); GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->pixbuf = NULL; } /* set/ref closed pixbuf */ if (GTK_CMCTREE_ROW (node)->pixbuf_closed) { GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->pixbuf = g_object_ref (GTK_CMCTREE_ROW (node)->pixbuf_closed); } work = GTK_CMCTREE_ROW (node)->children; if (work) { gint tmp = 0; gint row; GList *list; while (work && GTK_CMCTREE_ROW (work)->level > level) { work = GTK_CMCTREE_NODE_NEXT (work); tmp++; } if (work) { list = (GList *)node; list->next = (GList *)work; list = (GList *)GTK_CMCTREE_NODE_PREV (work); list->next = NULL; list = (GList *)work; list->prev = (GList *)node; } else { list = (GList *)node; list->next = NULL; clist->row_list_end = (GList *)node; } if (visible) { /* resize auto_resize columns if needed */ auto_resize_columns (clist); row = g_list_position (clist->row_list, (GList *)node); if (row < clist->focus_row) clist->focus_row -= tmp; clist->rows -= tmp; CLIST_REFRESH (clist); } } else if (visible && clist->column[ctree->tree_column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) /* resize tree_column if needed */ column_auto_resize (clist, >K_CMCTREE_ROW (node)->row, ctree->tree_column, requisition.width); } static void column_auto_resize (GtkCMCList *clist, GtkCMCListRow *clist_row, gint column, gint old_width) { /* resize column if needed for auto_resize */ GtkRequisition requisition; if (!clist->column[column].auto_resize || GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) return; if (clist_row) GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row, column, &requisition); else requisition.width = 0; if (requisition.width > clist->column[column].width) gtk_cmclist_set_column_width (clist, column, requisition.width); else if (requisition.width < old_width && old_width == clist->column[column].width) { GList *list; gint new_width; /* run a "gtk_cmclist_optimal_column_width" but break, if * the column doesn't shrink */ if (GTK_CMCLIST_SHOW_TITLES (clist) && clist->column[column].button) { GtkRequisition req; gtk_widget_get_requisition (clist->column[column].button, &req); new_width = (req.width - (CELL_SPACING + (2 * COLUMN_INSET))); } else new_width = 0; for (list = clist->row_list; list; list = list->next) { GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, GTK_CMCLIST_ROW (list), column, &requisition); new_width = MAX (new_width, requisition.width); if (new_width == clist->column[column].width) break; } if (new_width < clist->column[column].width) gtk_cmclist_set_column_width (clist, column, new_width); } } static void auto_resize_columns (GtkCMCList *clist) { gint i; if (GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) return; for (i = 0; i < clist->columns; i++) column_auto_resize (clist, NULL, i, clist->column[i].width); } static void cell_size_request (GtkCMCList *clist, GtkCMCListRow *clist_row, gint column, GtkRequisition *requisition) { GtkCMCTree *ctree; gint width; gint height; PangoLayout *layout; PangoRectangle logical_rect; cm_return_if_fail (GTK_IS_CMCTREE (clist)); cm_return_if_fail (requisition != NULL); ctree = GTK_CMCTREE (clist); layout = create_cell_layout (clist, clist_row, column); if (layout) { pango_layout_get_pixel_extents (layout, NULL, &logical_rect); requisition->width = logical_rect.width; requisition->height = logical_rect.height; g_object_unref (G_OBJECT (layout)); } else { requisition->width = 0; requisition->height = 0; } switch (clist_row->cell[column].type) { case GTK_CMCELL_PIXTEXT: if (GTK_CMCELL_PIXTEXT (clist_row->cell[column])->pixbuf) { width = gdk_pixbuf_get_width(GTK_CMCELL_PIXTEXT (clist_row->cell[column])->pixbuf); height = gdk_pixbuf_get_height(GTK_CMCELL_PIXTEXT (clist_row->cell[column])->pixbuf); width += GTK_CMCELL_PIXTEXT (clist_row->cell[column])->spacing; } else width = height = 0; requisition->width += width; requisition->height = MAX (requisition->height, height); if (column == ctree->tree_column) { requisition->width += (ctree->tree_spacing + ctree->tree_indent * (((GtkCMCTreeRow *) clist_row)->level - 1)); switch (ctree->expander_style) { case GTK_CMCTREE_EXPANDER_NONE: break; case GTK_CMCTREE_EXPANDER_TRIANGLE: requisition->width += PM_SIZE + 3; break; } } break; case GTK_CMCELL_PIXBUF: width = gdk_pixbuf_get_width(GTK_CMCELL_PIXBUF (clist_row->cell[column])->pixbuf); height = gdk_pixbuf_get_height(GTK_CMCELL_PIXBUF (clist_row->cell[column])->pixbuf); requisition->width += width; requisition->height = MAX (requisition->height, height); break; default: break; } requisition->width += clist_row->cell[column].horizontal; requisition->height += clist_row->cell[column].vertical; } static void set_cell_contents (GtkCMCList *clist, GtkCMCListRow *clist_row, gint column, GtkCMCellType type, const gchar *text, guint8 spacing, GdkPixbuf *pixbuf) { gboolean visible = FALSE; GtkCMCTree *ctree; GtkRequisition requisition; gchar *old_text = NULL; GdkPixbuf *old_pixbuf = NULL; cm_return_if_fail (GTK_IS_CMCTREE (clist)); cm_return_if_fail (clist_row != NULL); ctree = GTK_CMCTREE (clist); if (clist->column[column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) { GtkCMCTreeNode *parent; parent = ((GtkCMCTreeRow *)clist_row)->parent; if ((parent && GTK_CMCTREE_ROW (parent)->expanded && gtk_cmctree_is_viewable (ctree, parent))) { visible = TRUE; GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row, column, &requisition); } } switch (clist_row->cell[column].type) { case GTK_CMCELL_EMPTY: break; case GTK_CMCELL_TEXT: old_text = GTK_CMCELL_TEXT (clist_row->cell[column])->text; break; case GTK_CMCELL_PIXBUF: old_pixbuf = GTK_CMCELL_PIXBUF (clist_row->cell[column])->pixbuf; break; case GTK_CMCELL_PIXTEXT: old_text = GTK_CMCELL_PIXTEXT (clist_row->cell[column])->text; old_pixbuf = GTK_CMCELL_PIXTEXT (clist_row->cell[column])->pixbuf; break; case GTK_CMCELL_WIDGET: /* unimplemented */ break; default: break; } clist_row->cell[column].type = GTK_CMCELL_EMPTY; if (column == ctree->tree_column && type != GTK_CMCELL_EMPTY) type = GTK_CMCELL_PIXTEXT; /* Note that pixbuf and mask were already ref'ed by the caller */ switch (type) { case GTK_CMCELL_TEXT: if (text) { clist_row->cell[column].type = GTK_CMCELL_TEXT; GTK_CMCELL_TEXT (clist_row->cell[column])->text = g_strdup (text); } break; case GTK_CMCELL_PIXBUF: if (pixbuf) { clist_row->cell[column].type = GTK_CMCELL_PIXBUF; GTK_CMCELL_PIXBUF (clist_row->cell[column])->pixbuf = pixbuf; } break; case GTK_CMCELL_PIXTEXT: if (column == ctree->tree_column) { clist_row->cell[column].type = GTK_CMCELL_PIXTEXT; GTK_CMCELL_PIXTEXT (clist_row->cell[column])->spacing = spacing; if (text) GTK_CMCELL_PIXTEXT (clist_row->cell[column])->text = g_strdup (text); else GTK_CMCELL_PIXTEXT (clist_row->cell[column])->text = NULL; if (pixbuf) { GTK_CMCELL_PIXTEXT (clist_row->cell[column])->pixbuf = pixbuf; } else { GTK_CMCELL_PIXTEXT (clist_row->cell[column])->pixbuf = NULL; } } else if (text && pixbuf) { clist_row->cell[column].type = GTK_CMCELL_PIXTEXT; GTK_CMCELL_PIXTEXT (clist_row->cell[column])->text = g_strdup (text); GTK_CMCELL_PIXTEXT (clist_row->cell[column])->spacing = spacing; GTK_CMCELL_PIXTEXT (clist_row->cell[column])->pixbuf = pixbuf; } break; default: break; } if (visible && clist->column[column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) column_auto_resize (clist, clist_row, column, requisition.width); g_free (old_text); if (old_pixbuf) g_object_unref (old_pixbuf); } static void set_node_info (GtkCMCTree *ctree, GtkCMCTreeNode *node, const gchar *text, guint8 spacing, GdkPixbuf *pixbuf_closed, GdkPixbuf *pixbuf_opened, gboolean is_leaf, gboolean expanded) { if (GTK_CMCTREE_ROW (node)->pixbuf_opened) { g_object_unref (GTK_CMCTREE_ROW (node)->pixbuf_opened); } if (GTK_CMCTREE_ROW (node)->pixbuf_closed) { g_object_unref (GTK_CMCTREE_ROW (node)->pixbuf_closed); } GTK_CMCTREE_ROW (node)->pixbuf_opened = NULL; GTK_CMCTREE_ROW (node)->pixbuf_closed = NULL; if (pixbuf_closed) { GTK_CMCTREE_ROW (node)->pixbuf_closed = g_object_ref (pixbuf_closed); } if (pixbuf_opened) { GTK_CMCTREE_ROW (node)->pixbuf_opened = g_object_ref (pixbuf_opened); } GTK_CMCTREE_ROW (node)->is_leaf = is_leaf; GTK_CMCTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded; if (GTK_CMCTREE_ROW (node)->expanded) gtk_cmctree_node_set_pixtext (ctree, node, ctree->tree_column, text, spacing, pixbuf_opened); else gtk_cmctree_node_set_pixtext (ctree, node, ctree->tree_column, text, spacing, pixbuf_closed); } static void tree_delete (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { tree_unselect (ctree, node, NULL); row_delete (ctree, GTK_CMCTREE_ROW (node)); g_list_free_1 ((GList *)node); } static void tree_delete_row (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { row_delete (ctree, GTK_CMCTREE_ROW (node)); g_list_free_1 ((GList *)node); } static void tree_update_level (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { if (!node) return; if (GTK_CMCTREE_ROW (node)->parent) GTK_CMCTREE_ROW (node)->level = GTK_CMCTREE_ROW (GTK_CMCTREE_ROW (node)->parent)->level + 1; else GTK_CMCTREE_ROW (node)->level = 1; } static void tree_select (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { if (node && GTK_CMCTREE_ROW (node)->row.state != GTK_STATE_SELECTED && GTK_CMCTREE_ROW (node)->row.selectable) g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_SELECT_ROW], 0, node, -1); } static void tree_unselect (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { if (node && GTK_CMCTREE_ROW (node)->row.state == GTK_STATE_SELECTED) g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_UNSELECT_ROW], 0, node, -1); } static void tree_expand (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { if (node && !GTK_CMCTREE_ROW (node)->expanded) g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_EXPAND], 0,node); } static void tree_collapse (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { if (node && GTK_CMCTREE_ROW (node)->expanded) g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_COLLAPSE], 0,node); } static void tree_collapse_to_depth (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint depth) { if (node && GTK_CMCTREE_ROW (node)->level == depth) gtk_cmctree_collapse_recursive (ctree, node); } static void tree_toggle_expansion (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { if (!node) return; if (GTK_CMCTREE_ROW (node)->expanded) g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_COLLAPSE], 0,node); else g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_EXPAND], 0,node); } static GtkCMCTreeRow * row_new (GtkCMCTree *ctree) { GtkCMCList *clist; GtkCMCTreeRow *ctree_row; int i; clist = GTK_CMCLIST (ctree); ctree_row = g_slice_new (GtkCMCTreeRow); ctree_row->row.cell = g_slice_alloc (sizeof (GtkCMCell) * clist->columns); for (i = 0; i < clist->columns; i++) { ctree_row->row.cell[i].type = GTK_CMCELL_EMPTY; ctree_row->row.cell[i].vertical = 0; ctree_row->row.cell[i].horizontal = 0; ctree_row->row.cell[i].style = NULL; } GTK_CMCELL_PIXTEXT (ctree_row->row.cell[ctree->tree_column])->text = NULL; ctree_row->row.fg_set = FALSE; ctree_row->row.bg_set = FALSE; ctree_row->row.style = NULL; ctree_row->row.selectable = TRUE; ctree_row->row.state = GTK_STATE_NORMAL; ctree_row->row.data = NULL; ctree_row->row.destroy = NULL; ctree_row->level = 0; ctree_row->expanded = FALSE; ctree_row->parent = NULL; ctree_row->sibling = NULL; ctree_row->children = NULL; ctree_row->pixbuf_closed = NULL; ctree_row->pixbuf_opened = NULL; return ctree_row; } static void row_delete (GtkCMCTree *ctree, GtkCMCTreeRow *ctree_row) { GtkCMCList *clist; gint i; clist = GTK_CMCLIST (ctree); for (i = 0; i < clist->columns; i++) { GTK_CMCLIST_GET_CLASS (clist)->set_cell_contents (clist, &(ctree_row->row), i, GTK_CMCELL_EMPTY, NULL, 0, NULL); if (ctree_row->row.cell[i].style) { if (gtk_widget_get_realized (GTK_WIDGET(ctree))) gtk_style_detach (ctree_row->row.cell[i].style); g_object_unref (ctree_row->row.cell[i].style); } } if (ctree_row->row.style) { if (gtk_widget_get_realized (GTK_WIDGET(ctree))) gtk_style_detach (ctree_row->row.style); g_object_unref (ctree_row->row.style); } if (ctree_row->pixbuf_closed) { g_object_unref (ctree_row->pixbuf_closed); } if (ctree_row->pixbuf_opened) { g_object_unref (ctree_row->pixbuf_opened); } if (ctree_row->row.destroy) { GDestroyNotify dnotify = ctree_row->row.destroy; gpointer ddata = ctree_row->row.data; ctree_row->row.destroy = NULL; ctree_row->row.data = NULL; dnotify (ddata); } g_slice_free1 (sizeof (GtkCMCell) * clist->columns, ctree_row->row.cell); g_slice_free (GtkCMCTreeRow, ctree_row); } static void real_select_row (GtkCMCList *clist, gint row, gint column, GdkEvent *event) { GList *node; cm_return_if_fail (GTK_IS_CMCTREE (clist)); if ((node = g_list_nth (clist->row_list, row)) && GTK_CMCTREE_ROW (node)->row.selectable) g_signal_emit (G_OBJECT (clist), ctree_signals[TREE_SELECT_ROW],0, node, column); } static void real_unselect_row (GtkCMCList *clist, gint row, gint column, GdkEvent *event) { GList *node; cm_return_if_fail (GTK_IS_CMCTREE (clist)); if ((node = g_list_nth (clist->row_list, row))) g_signal_emit (G_OBJECT (clist), ctree_signals[TREE_UNSELECT_ROW],0, node, column); } static void tree_draw_node (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; clist = GTK_CMCLIST (ctree); if (CLIST_UNFROZEN (clist) && gtk_cmctree_is_viewable (ctree, node)) { GtkCMCTreeNode *work; gint num = 0; work = GTK_CMCTREE_NODE (clist->row_list); while (work && work != node) { work = GTK_CMCTREE_NODE_NEXT (work); num++; } if (work && gtk_cmclist_row_is_visible (clist, num) != GTK_VISIBILITY_NONE) GTK_CMCLIST_GET_CLASS(ctree)->draw_row (clist, NULL, num, GTK_CMCLIST_ROW ((GList *) node)); } } static void real_tree_select (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column) { GtkCMCList *clist; GList *list; GtkCMCTreeNode *sel_row; gboolean node_selected; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); if (!node || GTK_CMCTREE_ROW (node)->row.state == GTK_STATE_SELECTED || !GTK_CMCTREE_ROW (node)->row.selectable) return; clist = GTK_CMCLIST (ctree); switch (clist->selection_mode) { case GTK_SELECTION_SINGLE: case GTK_SELECTION_BROWSE: node_selected = FALSE; list = clist->selection; while (list) { sel_row = list->data; list = list->next; if (node == sel_row) node_selected = TRUE; else g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_UNSELECT_ROW], 0, sel_row, column); } if (node_selected) return; default: break; } GTK_CMCTREE_ROW (node)->row.state = GTK_STATE_SELECTED; if (!clist->selection) { clist->selection = g_list_append (clist->selection, node); clist->selection_end = clist->selection; } else clist->selection_end = g_list_append (clist->selection_end, node)->next; tree_draw_node (ctree, node); } static void real_tree_unselect (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column) { GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); if (!node || GTK_CMCTREE_ROW (node)->row.state != GTK_STATE_SELECTED) return; clist = GTK_CMCLIST (ctree); if (clist->selection_end && clist->selection_end->data == node) clist->selection_end = clist->selection_end->prev; clist->selection = g_list_remove (clist->selection, node); GTK_CMCTREE_ROW (node)->row.state = GTK_STATE_NORMAL; tree_draw_node (ctree, node); } static void select_row_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { if (!node || GTK_CMCTREE_ROW (node)->row.state == GTK_STATE_SELECTED || !GTK_CMCTREE_ROW (node)->row.selectable) return; GTK_CMCLIST (ctree)->undo_unselection = g_list_prepend (GTK_CMCLIST (ctree)->undo_unselection, node); gtk_cmctree_select (ctree, node); } static void real_select_all (GtkCMCList *clist) { GtkCMCTree *ctree; GtkCMCTreeNode *node; cm_return_if_fail (GTK_IS_CMCTREE (clist)); ctree = GTK_CMCTREE (clist); switch (clist->selection_mode) { case GTK_SELECTION_SINGLE: case GTK_SELECTION_BROWSE: return; case GTK_SELECTION_MULTIPLE: gtk_cmclist_freeze (clist); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; clist->anchor_state = GTK_STATE_SELECTED; clist->anchor = -1; clist->drag_pos = -1; clist->undo_anchor = clist->focus_row; for (node = GTK_CMCTREE_NODE (clist->row_list); node; node = GTK_CMCTREE_NODE_NEXT (node)) gtk_cmctree_pre_recursive (ctree, node, select_row_recursive, NULL); gtk_cmclist_thaw (clist); break; default: /* do nothing */ break; } } static void real_unselect_all (GtkCMCList *clist) { GtkCMCTree *ctree; GtkCMCTreeNode *node; GList *list; cm_return_if_fail (GTK_IS_CMCTREE (clist)); ctree = GTK_CMCTREE (clist); switch (clist->selection_mode) { case GTK_SELECTION_BROWSE: if (clist->focus_row >= 0) { gtk_cmctree_select (ctree, GTK_CMCTREE_NODE (g_list_nth (clist->row_list, clist->focus_row))); return; } break; case GTK_SELECTION_MULTIPLE: g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; clist->anchor = -1; clist->drag_pos = -1; clist->undo_anchor = clist->focus_row; break; default: break; } list = clist->selection; while (list) { node = list->data; list = list->next; gtk_cmctree_unselect (ctree, node); } } static gboolean ctree_is_hot_spot (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint row, gint x, gint y) { GtkCMCTreeRow *tree_row; GtkCMCList *clist; gint xl; gint yu; gint hotspot_size; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); cm_return_val_if_fail (node != NULL, FALSE); clist = GTK_CMCLIST (ctree); if (!clist->column[ctree->tree_column].visible || ctree->expander_style == GTK_CMCTREE_EXPANDER_NONE) return FALSE; tree_row = GTK_CMCTREE_ROW (node); hotspot_size = clist->row_height-2; if (hotspot_size > clist->column[ctree->tree_column].area.width - 2) hotspot_size = clist->column[ctree->tree_column].area.width - 2; yu = (ROW_TOP_YPIXEL (clist, row) + (clist->row_height - hotspot_size) / 2 - (clist->row_height - 1) % 2); if (clist->column[ctree->tree_column].justification == GTK_JUSTIFY_RIGHT) xl = (clist->column[ctree->tree_column].area.x + clist->column[ctree->tree_column].area.width - 1 + clist->hoffset - (tree_row->level - 1) * ctree->tree_indent - hotspot_size); else xl = (clist->column[ctree->tree_column].area.x + clist->hoffset + (tree_row->level - 1) * ctree->tree_indent); return (x >= xl && x <= xl + hotspot_size && y >= yu && y <= yu + hotspot_size); } /*********************************************************** *********************************************************** *** Public interface *** *********************************************************** ***********************************************************/ /*********************************************************** * Creation, insertion, deletion * ***********************************************************/ static GObject* gtk_cmctree_constructor (GType type, guint n_construct_properties, GObjectConstructParam *construct_properties) { GObject *object = G_OBJECT_CLASS (parent_class)->constructor (type, n_construct_properties, construct_properties); return object; } GtkWidget* gtk_cmctree_new_with_titles (gint columns, gint tree_column, gchar *titles[]) { GtkWidget *widget; cm_return_val_if_fail (columns > 0, NULL); cm_return_val_if_fail (tree_column >= 0 && tree_column < columns, NULL); widget = gtk_widget_new (GTK_TYPE_CMCTREE, "n_columns", columns, "tree_column", tree_column, NULL); if (titles) { GtkCMCList *clist = GTK_CMCLIST (widget); guint i; for (i = 0; i < columns; i++) gtk_cmclist_set_column_title (clist, i, titles[i]); gtk_cmclist_column_titles_show (clist); } return widget; } GtkWidget * gtk_cmctree_new (gint columns, gint tree_column) { return gtk_cmctree_new_with_titles (columns, tree_column, NULL); } static gint real_insert_row (GtkCMCList *clist, gint row, gchar *text[]) { GtkCMCTreeNode *parent = NULL; GtkCMCTreeNode *sibling; GtkCMCTreeNode *node; cm_return_val_if_fail (GTK_IS_CMCTREE (clist), -1); sibling = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, row)); if (sibling) parent = GTK_CMCTREE_ROW (sibling)->parent; node = gtk_cmctree_insert_node (GTK_CMCTREE (clist), parent, sibling, text, 5, NULL, NULL, TRUE, FALSE); if (GTK_CMCLIST_AUTO_SORT (clist) || !sibling) return g_list_position (clist->row_list, (GList *) node); return row; } GtkCMCTreeNode * gtk_cmctree_insert_node (GtkCMCTree *ctree, GtkCMCTreeNode *parent, GtkCMCTreeNode *sibling, gchar *text[], guint8 spacing, GdkPixbuf *pixbuf_closed, GdkPixbuf *pixbuf_opened, gboolean is_leaf, gboolean expanded) { GtkCMCList *clist; GtkCMCTreeRow *new_row; GtkCMCTreeNode *node; GList *list; gint i; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); if (sibling) cm_return_val_if_fail (GTK_CMCTREE_ROW (sibling)->parent == parent, NULL); if (parent && GTK_CMCTREE_ROW (parent)->is_leaf) return NULL; clist = GTK_CMCLIST (ctree); /* create the row */ new_row = row_new (ctree); list = g_list_alloc (); list->data = new_row; node = GTK_CMCTREE_NODE (list); if (text) for (i = 0; i < clist->columns; i++) if (text[i] && i != ctree->tree_column) GTK_CMCLIST_GET_CLASS (clist)->set_cell_contents (clist, &(new_row->row), i, GTK_CMCELL_TEXT, text[i], 0, NULL); set_node_info (ctree, node, text ? text[ctree->tree_column] : NULL, spacing, pixbuf_closed, pixbuf_opened, is_leaf, expanded); /* sorted insertion */ if (GTK_CMCLIST_AUTO_SORT (clist)) { if (parent) sibling = GTK_CMCTREE_ROW (parent)->children; else sibling = GTK_CMCTREE_NODE (clist->row_list); while (sibling && clist->compare (clist, GTK_CMCTREE_ROW (node), GTK_CMCTREE_ROW (sibling)) > 0) sibling = GTK_CMCTREE_ROW (sibling)->sibling; } gtk_cmctree_link (ctree, node, parent, sibling, TRUE); if (text && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist) && gtk_cmctree_is_viewable (ctree, node)) { for (i = 0; i < clist->columns; i++) if (clist->column[i].auto_resize) column_auto_resize (clist, &(new_row->row), i, 0); } if (clist->rows == 1) { clist->focus_row = 0; if (clist->selection_mode == GTK_SELECTION_BROWSE) gtk_cmctree_select (ctree, node); } CLIST_REFRESH (clist); return node; } GtkCMCTreeNode * gtk_cmctree_insert_gnode (GtkCMCTree *ctree, GtkCMCTreeNode *parent, GtkCMCTreeNode *sibling, GNode *gnode, GtkCMCTreeGNodeFunc func, gpointer data) { GtkCMCList *clist; GtkCMCTreeNode *cnode = NULL; GtkCMCTreeNode *child = NULL; GtkCMCTreeNode *new_child; GList *list; GNode *work; guint depth = 1; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); cm_return_val_if_fail (gnode != NULL, NULL); cm_return_val_if_fail (func != NULL, NULL); if (sibling) cm_return_val_if_fail (GTK_CMCTREE_ROW (sibling)->parent == parent, NULL); clist = GTK_CMCLIST (ctree); if (parent) depth = GTK_CMCTREE_ROW (parent)->level + 1; list = g_list_alloc (); list->data = row_new (ctree); cnode = GTK_CMCTREE_NODE (list); gtk_cmclist_freeze (clist); set_node_info (ctree, cnode, "", 0, NULL, NULL, TRUE, FALSE); if (!func (ctree, depth, gnode, cnode, data)) { tree_delete_row (ctree, cnode, NULL); gtk_cmclist_thaw (clist); return NULL; } if (GTK_CMCLIST_AUTO_SORT (clist)) { if (parent) sibling = GTK_CMCTREE_ROW (parent)->children; else sibling = GTK_CMCTREE_NODE (clist->row_list); while (sibling && clist->compare (clist, GTK_CMCTREE_ROW (cnode), GTK_CMCTREE_ROW (sibling)) > 0) sibling = GTK_CMCTREE_ROW (sibling)->sibling; } gtk_cmctree_link (ctree, cnode, parent, sibling, TRUE); for (work = g_node_last_child (gnode); work; work = work->prev) { new_child = gtk_cmctree_insert_gnode (ctree, cnode, child, work, func, data); if (new_child) child = new_child; } gtk_cmclist_thaw (clist); return cnode; } GNode * gtk_cmctree_export_to_gnode (GtkCMCTree *ctree, GNode *parent, GNode *sibling, GtkCMCTreeNode *node, GtkCMCTreeGNodeFunc func, gpointer data) { GtkCMCTreeNode *work; GNode *gnode; gint depth; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); cm_return_val_if_fail (node != NULL, NULL); cm_return_val_if_fail (func != NULL, NULL); if (sibling) { cm_return_val_if_fail (parent != NULL, NULL); cm_return_val_if_fail (sibling->parent == parent, NULL); } gnode = g_node_new (NULL); depth = g_node_depth (parent) + 1; if (!func (ctree, depth, gnode, node, data)) { g_node_destroy (gnode); return NULL; } if (parent) g_node_insert_before (parent, sibling, gnode); if (!GTK_CMCTREE_ROW (node)->is_leaf) { GNode *new_sibling = NULL; for (work = GTK_CMCTREE_ROW (node)->children; work; work = GTK_CMCTREE_ROW (work)->sibling) new_sibling = gtk_cmctree_export_to_gnode (ctree, gnode, new_sibling, work, func, data); g_node_reverse_children (gnode); } return gnode; } static void real_remove_row (GtkCMCList *clist, gint row) { GtkCMCTreeNode *node; cm_return_if_fail (GTK_IS_CMCTREE (clist)); node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, row)); if (node) gtk_cmctree_remove_node (GTK_CMCTREE (clist), node); } void gtk_cmctree_remove_node (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); clist = GTK_CMCLIST (ctree); gtk_cmclist_freeze (clist); if (node) { gtk_cmctree_unlink (ctree, node, TRUE); gtk_cmctree_post_recursive (ctree, node, GTK_CMCTREE_FUNC (tree_delete), NULL); if (clist->selection_mode == GTK_SELECTION_BROWSE && !clist->selection && clist->focus_row >= 0) gtk_cmclist_select_row (clist, clist->focus_row, -1); auto_resize_columns (clist); } else gtk_cmclist_clear (clist); gtk_cmclist_thaw (clist); } static void real_clear (GtkCMCList *clist) { GtkCMCTree *ctree; GtkCMCTreeNode *work; GtkCMCTreeNode *ptr; cm_return_if_fail (GTK_IS_CMCTREE (clist)); ctree = GTK_CMCTREE (clist); /* remove all rows */ work = GTK_CMCTREE_NODE (clist->row_list); clist->row_list = NULL; clist->row_list_end = NULL; GTK_CMCLIST_SET_FLAG (clist, CMCLIST_AUTO_RESIZE_BLOCKED); while (work) { ptr = work; work = GTK_CMCTREE_ROW (work)->sibling; gtk_cmctree_post_recursive (ctree, ptr, GTK_CMCTREE_FUNC (tree_delete_row), NULL); } GTK_CMCLIST_UNSET_FLAG (clist, CMCLIST_AUTO_RESIZE_BLOCKED); parent_class->clear (clist); } /*********************************************************** * Generic recursive functions, querying / finding tree * * information * ***********************************************************/ void gtk_cmctree_post_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeFunc func, gpointer data) { GtkCMCTreeNode *work; GtkCMCTreeNode *tmp; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (func != NULL); if (node) work = GTK_CMCTREE_ROW (node)->children; else work = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); while (work) { tmp = GTK_CMCTREE_ROW (work)->sibling; gtk_cmctree_post_recursive (ctree, work, func, data); work = tmp; } if (node) func (ctree, node, data); } void gtk_cmctree_post_recursive_to_depth (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint depth, GtkCMCTreeFunc func, gpointer data) { GtkCMCTreeNode *work; GtkCMCTreeNode *tmp; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (func != NULL); if (depth < 0) { gtk_cmctree_post_recursive (ctree, node, func, data); return; } if (node) work = GTK_CMCTREE_ROW (node)->children; else work = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); if (work && GTK_CMCTREE_ROW (work)->level <= depth) { while (work) { tmp = GTK_CMCTREE_ROW (work)->sibling; gtk_cmctree_post_recursive_to_depth (ctree, work, depth, func, data); work = tmp; } } if (node && GTK_CMCTREE_ROW (node)->level <= depth) func (ctree, node, data); } void gtk_cmctree_pre_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeFunc func, gpointer data) { GtkCMCTreeNode *work; GtkCMCTreeNode *tmp; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (func != NULL); if (node) { work = GTK_CMCTREE_ROW (node)->children; func (ctree, node, data); } else work = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); while (work) { tmp = GTK_CMCTREE_ROW (work)->sibling; gtk_cmctree_pre_recursive (ctree, work, func, data); work = tmp; } } void gtk_cmctree_pre_recursive_to_depth (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint depth, GtkCMCTreeFunc func, gpointer data) { GtkCMCTreeNode *work; GtkCMCTreeNode *tmp; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (func != NULL); if (depth < 0) { gtk_cmctree_pre_recursive (ctree, node, func, data); return; } if (node) { work = GTK_CMCTREE_ROW (node)->children; if (GTK_CMCTREE_ROW (node)->level <= depth) func (ctree, node, data); } else work = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); if (work && GTK_CMCTREE_ROW (work)->level <= depth) { while (work) { tmp = GTK_CMCTREE_ROW (work)->sibling; gtk_cmctree_pre_recursive_to_depth (ctree, work, depth, func, data); work = tmp; } } } gboolean gtk_cmctree_is_viewable (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCTreeRow *work; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); cm_return_val_if_fail (node != NULL, FALSE); work = GTK_CMCTREE_ROW (node); while (work && work->parent && GTK_CMCTREE_ROW (work->parent)->expanded) work = GTK_CMCTREE_ROW (work->parent); if (!work->parent) return TRUE; return FALSE; } GtkCMCTreeNode * gtk_cmctree_last (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); if (!node) return NULL; while (GTK_CMCTREE_ROW (node)->sibling) node = GTK_CMCTREE_ROW (node)->sibling; if (GTK_CMCTREE_ROW (node)->children) return gtk_cmctree_last (ctree, GTK_CMCTREE_ROW (node)->children); return node; } GtkCMCTreeNode * gtk_cmctree_find_node_ptr (GtkCMCTree *ctree, GtkCMCTreeRow *ctree_row) { GtkCMCTreeNode *node; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); cm_return_val_if_fail (ctree_row != NULL, NULL); if (ctree_row->parent) node = GTK_CMCTREE_ROW (ctree_row->parent)->children; else node = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); while (GTK_CMCTREE_ROW (node) != ctree_row) node = GTK_CMCTREE_ROW (node)->sibling; return node; } GtkCMCTreeNode * gtk_cmctree_node_nth (GtkCMCTree *ctree, guint row) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); if ((row >= GTK_CMCLIST(ctree)->rows)) return NULL; return GTK_CMCTREE_NODE (g_list_nth (GTK_CMCLIST (ctree)->row_list, row)); } gboolean gtk_cmctree_find (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeNode *child) { if (!child) return FALSE; if (!node) node = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); while (node) { if (node == child) return TRUE; if (GTK_CMCTREE_ROW (node)->children) { if (gtk_cmctree_find (ctree, GTK_CMCTREE_ROW (node)->children, child)) return TRUE; } node = GTK_CMCTREE_ROW (node)->sibling; } return FALSE; } gboolean gtk_cmctree_is_ancestor (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeNode *child) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); cm_return_val_if_fail (node != NULL, FALSE); if (GTK_CMCTREE_ROW (node)->children) return gtk_cmctree_find (ctree, GTK_CMCTREE_ROW (node)->children, child); return FALSE; } GtkCMCTreeNode * gtk_cmctree_find_by_row_data (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { GtkCMCTreeNode *work; if (!node) node = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); while (node) { if (GTK_CMCTREE_ROW (node)->row.data == data) return node; if (GTK_CMCTREE_ROW (node)->children && (work = gtk_cmctree_find_by_row_data (ctree, GTK_CMCTREE_ROW (node)->children, data))) return work; node = GTK_CMCTREE_ROW (node)->sibling; } return NULL; } GList * gtk_cmctree_find_all_by_row_data (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { GList *list = NULL; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); /* if node == NULL then look in the whole tree */ if (!node) node = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); while (node) { if (GTK_CMCTREE_ROW (node)->row.data == data) list = g_list_append (list, node); if (GTK_CMCTREE_ROW (node)->children) { GList *sub_list; sub_list = gtk_cmctree_find_all_by_row_data (ctree, GTK_CMCTREE_ROW (node)->children, data); list = g_list_concat (list, sub_list); } node = GTK_CMCTREE_ROW (node)->sibling; } return list; } GtkCMCTreeNode * gtk_cmctree_find_by_row_data_custom (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data, GCompareFunc func) { GtkCMCTreeNode *work; cm_return_val_if_fail (func != NULL, NULL); if (!node) node = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); while (node) { if (!func (GTK_CMCTREE_ROW (node)->row.data, data)) return node; if (GTK_CMCTREE_ROW (node)->children && (work = gtk_cmctree_find_by_row_data_custom (ctree, GTK_CMCTREE_ROW (node)->children, data, func))) return work; node = GTK_CMCTREE_ROW (node)->sibling; } return NULL; } GList * gtk_cmctree_find_all_by_row_data_custom (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data, GCompareFunc func) { GList *list = NULL; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); cm_return_val_if_fail (func != NULL, NULL); /* if node == NULL then look in the whole tree */ if (!node) node = GTK_CMCTREE_NODE (GTK_CMCLIST (ctree)->row_list); while (node) { if (!func (GTK_CMCTREE_ROW (node)->row.data, data)) list = g_list_append (list, node); if (GTK_CMCTREE_ROW (node)->children) { GList *sub_list; sub_list = gtk_cmctree_find_all_by_row_data_custom (ctree, GTK_CMCTREE_ROW (node)->children, data, func); list = g_list_concat (list, sub_list); } node = GTK_CMCTREE_ROW (node)->sibling; } return list; } gboolean gtk_cmctree_is_hot_spot (GtkCMCTree *ctree, gint x, gint y) { GtkCMCTreeNode *node; gint column; gint row; cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); if (gtk_cmclist_get_selection_info (GTK_CMCLIST (ctree), x, y, &row, &column)) if ((node = GTK_CMCTREE_NODE(g_list_nth (GTK_CMCLIST (ctree)->row_list, row)))) return ctree_is_hot_spot (ctree, node, row, x, y); return FALSE; } /*********************************************************** * Tree signals : move, expand, collapse, (un)select * ***********************************************************/ void gtk_cmctree_move (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkCMCTreeNode *new_parent, GtkCMCTreeNode *new_sibling) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_MOVE], 0, node, new_parent, new_sibling); } void gtk_cmctree_expand (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (GTK_CMCTREE_ROW (node)->is_leaf) return; g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_EXPAND], 0, node); } void gtk_cmctree_expand_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; gboolean thaw = FALSE; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); clist = GTK_CMCLIST (ctree); if (node && GTK_CMCTREE_ROW (node)->is_leaf) return; if (CLIST_UNFROZEN (clist) && (!node || gtk_cmctree_is_viewable (ctree, node))) { gtk_cmclist_freeze (clist); thaw = TRUE; } gtk_cmctree_post_recursive (ctree, node, GTK_CMCTREE_FUNC (tree_expand), NULL); if (thaw) gtk_cmclist_thaw (clist); } void gtk_cmctree_expand_to_depth (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint depth) { GtkCMCList *clist; gboolean thaw = FALSE; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); clist = GTK_CMCLIST (ctree); if (node && GTK_CMCTREE_ROW (node)->is_leaf) return; if (CLIST_UNFROZEN (clist) && (!node || gtk_cmctree_is_viewable (ctree, node))) { gtk_cmclist_freeze (clist); thaw = TRUE; } gtk_cmctree_post_recursive_to_depth (ctree, node, depth, GTK_CMCTREE_FUNC (tree_expand), NULL); if (thaw) gtk_cmclist_thaw (clist); } void gtk_cmctree_collapse (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (GTK_CMCTREE_ROW (node)->is_leaf) return; g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_COLLAPSE], 0, node); } void gtk_cmctree_collapse_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; gboolean thaw = FALSE; gint i; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); if (node && GTK_CMCTREE_ROW (node)->is_leaf) return; clist = GTK_CMCLIST (ctree); if (CLIST_UNFROZEN (clist) && (!node || gtk_cmctree_is_viewable (ctree, node))) { gtk_cmclist_freeze (clist); thaw = TRUE; } GTK_CMCLIST_SET_FLAG (clist, CMCLIST_AUTO_RESIZE_BLOCKED); gtk_cmctree_post_recursive (ctree, node, GTK_CMCTREE_FUNC (tree_collapse), NULL); GTK_CMCLIST_UNSET_FLAG (clist, CMCLIST_AUTO_RESIZE_BLOCKED); for (i = 0; i < clist->columns; i++) if (clist->column[i].auto_resize) gtk_cmclist_set_column_width (clist, i, gtk_cmclist_optimal_column_width (clist, i)); if (thaw) gtk_cmclist_thaw (clist); } void gtk_cmctree_collapse_to_depth (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint depth) { GtkCMCList *clist; gboolean thaw = FALSE; gint i; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); if (node && GTK_CMCTREE_ROW (node)->is_leaf) return; clist = GTK_CMCLIST (ctree); if (CLIST_UNFROZEN (clist) && (!node || gtk_cmctree_is_viewable (ctree, node))) { gtk_cmclist_freeze (clist); thaw = TRUE; } GTK_CMCLIST_SET_FLAG (clist, CMCLIST_AUTO_RESIZE_BLOCKED); gtk_cmctree_post_recursive_to_depth (ctree, node, depth, GTK_CMCTREE_FUNC (tree_collapse_to_depth), GINT_TO_POINTER (depth)); GTK_CMCLIST_UNSET_FLAG (clist, CMCLIST_AUTO_RESIZE_BLOCKED); for (i = 0; i < clist->columns; i++) if (clist->column[i].auto_resize) gtk_cmclist_set_column_width (clist, i, gtk_cmclist_optimal_column_width (clist, i)); if (thaw) gtk_cmclist_thaw (clist); } void gtk_cmctree_toggle_expansion (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (GTK_CMCTREE_ROW (node)->is_leaf) return; tree_toggle_expansion (ctree, node, NULL); } void gtk_cmctree_toggle_expansion_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; gboolean thaw = FALSE; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); if (node && GTK_CMCTREE_ROW (node)->is_leaf) return; clist = GTK_CMCLIST (ctree); if (CLIST_UNFROZEN (clist) && (!node || gtk_cmctree_is_viewable (ctree, node))) { gtk_cmclist_freeze (clist); thaw = TRUE; } gtk_cmctree_post_recursive (ctree, node, GTK_CMCTREE_FUNC (tree_toggle_expansion), NULL); if (thaw) gtk_cmclist_thaw (clist); } void gtk_cmctree_select (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (GTK_CMCTREE_ROW (node)->row.selectable) g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_SELECT_ROW], 0, node, -1); } void gtk_cmctree_unselect (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); g_signal_emit (G_OBJECT (ctree), ctree_signals[TREE_UNSELECT_ROW], 0, node, -1); } void gtk_cmctree_select_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node) { gtk_cmctree_real_select_recursive (ctree, node, TRUE); } void gtk_cmctree_unselect_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node) { gtk_cmctree_real_select_recursive (ctree, node, FALSE); } void gtk_cmctree_real_select_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint state) { GtkCMCList *clist; gboolean thaw = FALSE; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); clist = GTK_CMCLIST (ctree); if ((state && (clist->selection_mode == GTK_SELECTION_BROWSE || clist->selection_mode == GTK_SELECTION_SINGLE)) || (!state && clist->selection_mode == GTK_SELECTION_BROWSE)) return; if (CLIST_UNFROZEN (clist) && (!node || gtk_cmctree_is_viewable (ctree, node))) { gtk_cmclist_freeze (clist); thaw = TRUE; } if (clist->selection_mode == GTK_SELECTION_MULTIPLE) { GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } if (state) gtk_cmctree_post_recursive (ctree, node, GTK_CMCTREE_FUNC (tree_select), NULL); else gtk_cmctree_post_recursive (ctree, node, GTK_CMCTREE_FUNC (tree_unselect), NULL); if (thaw) gtk_cmclist_thaw (clist); } /*********************************************************** * Analogons of GtkCMCList functions * ***********************************************************/ void gtk_cmctree_node_set_text (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, const gchar *text) { GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return; clist = GTK_CMCLIST (ctree); GTK_CMCLIST_GET_CLASS (clist)->set_cell_contents (clist, &(GTK_CMCTREE_ROW (node)->row), column, GTK_CMCELL_TEXT, text, 0, NULL); tree_draw_node (ctree, node); } void gtk_cmctree_node_set_pixbuf (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, GdkPixbuf *pixbuf) { GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); cm_return_if_fail (pixbuf != NULL); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return; g_object_ref (pixbuf); clist = GTK_CMCLIST (ctree); GTK_CMCLIST_GET_CLASS (clist)->set_cell_contents (clist, &(GTK_CMCTREE_ROW (node)->row), column, GTK_CMCELL_PIXBUF, NULL, 0, pixbuf); tree_draw_node (ctree, node); } void gtk_cmctree_node_set_pixtext (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, const gchar *text, guint8 spacing, GdkPixbuf *pixbuf) { GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (column != ctree->tree_column) cm_return_if_fail (pixbuf != NULL); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return; clist = GTK_CMCLIST (ctree); if (pixbuf) { g_object_ref (pixbuf); } GTK_CMCLIST_GET_CLASS (clist)->set_cell_contents (clist, &(GTK_CMCTREE_ROW (node)->row), column, GTK_CMCELL_PIXTEXT, text, spacing, pixbuf); tree_draw_node (ctree, node); } void gtk_cmctree_set_node_info (GtkCMCTree *ctree, GtkCMCTreeNode *node, const gchar *text, guint8 spacing, GdkPixbuf *pixbuf_closed, GdkPixbuf *pixbuf_opened, gboolean is_leaf, gboolean expanded) { gboolean old_leaf; gboolean old_expanded; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); old_leaf = GTK_CMCTREE_ROW (node)->is_leaf; old_expanded = GTK_CMCTREE_ROW (node)->expanded; if (is_leaf && GTK_CMCTREE_ROW (node)->children) { GtkCMCTreeNode *work; GtkCMCTreeNode *ptr; work = GTK_CMCTREE_ROW (node)->children; while (work) { ptr = work; work = GTK_CMCTREE_ROW (work)->sibling; gtk_cmctree_remove_node (ctree, ptr); } } set_node_info (ctree, node, text, spacing, pixbuf_closed, pixbuf_opened, is_leaf, expanded); if (!is_leaf && !old_leaf) { GTK_CMCTREE_ROW (node)->expanded = old_expanded; if (expanded && !old_expanded) gtk_cmctree_expand (ctree, node); else if (!expanded && old_expanded) gtk_cmctree_collapse (ctree, node); } GTK_CMCTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded; tree_draw_node (ctree, node); } void gtk_cmctree_node_set_shift (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, gint vertical, gint horizontal) { GtkCMCList *clist; GtkRequisition requisition; gboolean visible = FALSE; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return; clist = GTK_CMCLIST (ctree); if (clist->column[column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) { visible = gtk_cmctree_is_viewable (ctree, node); if (visible) GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, >K_CMCTREE_ROW (node)->row, column, &requisition); } GTK_CMCTREE_ROW (node)->row.cell[column].vertical = vertical; GTK_CMCTREE_ROW (node)->row.cell[column].horizontal = horizontal; if (visible) column_auto_resize (clist, >K_CMCTREE_ROW (node)->row, column, requisition.width); tree_draw_node (ctree, node); } static void remove_grab (GtkCMCList *clist) { if (gdk_display_pointer_is_grabbed (gtk_widget_get_display (GTK_WIDGET (clist))) && gtk_widget_has_grab (GTK_WIDGET(clist))) { gtk_grab_remove (GTK_WIDGET (clist)); gdk_display_pointer_ungrab (gtk_widget_get_display (GTK_WIDGET (clist)), GDK_CURRENT_TIME); } if (clist->htimer) { g_source_remove (clist->htimer); clist->htimer = 0; } if (clist->vtimer) { g_source_remove (clist->vtimer); clist->vtimer = 0; } } void gtk_cmctree_node_set_selectable (GtkCMCTree *ctree, GtkCMCTreeNode *node, gboolean selectable) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (selectable == GTK_CMCTREE_ROW (node)->row.selectable) return; GTK_CMCTREE_ROW (node)->row.selectable = selectable; if (!selectable && GTK_CMCTREE_ROW (node)->row.state == GTK_STATE_SELECTED) { GtkCMCList *clist; clist = GTK_CMCLIST (ctree); if (clist->anchor >= 0 && clist->selection_mode == GTK_SELECTION_MULTIPLE) { clist->drag_button = 0; remove_grab (clist); GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); } gtk_cmctree_unselect (ctree, node); } } gboolean gtk_cmctree_node_get_selectable (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_val_if_fail (node != NULL, FALSE); return GTK_CMCTREE_ROW (node)->row.selectable; } GtkCMCellType gtk_cmctree_node_get_cell_type (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), -1); cm_return_val_if_fail (node != NULL, -1); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return -1; return GTK_CMCTREE_ROW (node)->row.cell[column].type; } gboolean gtk_cmctree_node_get_text (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, gchar **text) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); cm_return_val_if_fail (node != NULL, FALSE); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return FALSE; if (GTK_CMCTREE_ROW (node)->row.cell[column].type != GTK_CMCELL_TEXT) return FALSE; if (text) *text = GTK_CMCELL_TEXT (GTK_CMCTREE_ROW (node)->row.cell[column])->text; return TRUE; } gboolean gtk_cmctree_node_get_pixbuf (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, GdkPixbuf **pixbuf) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); cm_return_val_if_fail (node != NULL, FALSE); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return FALSE; if (GTK_CMCTREE_ROW (node)->row.cell[column].type != GTK_CMCELL_PIXBUF) return FALSE; if (pixbuf) *pixbuf = GTK_CMCELL_PIXBUF (GTK_CMCTREE_ROW (node)->row.cell[column])->pixbuf; return TRUE; } gboolean gtk_cmctree_node_get_pixtext (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, gchar **text, guint8 *spacing, GdkPixbuf **pixbuf) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); cm_return_val_if_fail (node != NULL, FALSE); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return FALSE; if (GTK_CMCTREE_ROW (node)->row.cell[column].type != GTK_CMCELL_PIXTEXT) return FALSE; if (text) *text = GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[column])->text; if (spacing) *spacing = GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[column])->spacing; if (pixbuf) *pixbuf = GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[column])->pixbuf; return TRUE; } gboolean gtk_cmctree_get_node_info (GtkCMCTree *ctree, GtkCMCTreeNode *node, gchar **text, guint8 *spacing, GdkPixbuf **pixbuf_closed, GdkPixbuf **pixbuf_opened, gboolean *is_leaf, gboolean *expanded) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); cm_return_val_if_fail (node != NULL, FALSE); if (text) *text = GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->text; if (spacing) *spacing = GTK_CMCELL_PIXTEXT (GTK_CMCTREE_ROW (node)->row.cell[ctree->tree_column])->spacing; if (pixbuf_closed) *pixbuf_closed = GTK_CMCTREE_ROW (node)->pixbuf_closed; if (pixbuf_opened) *pixbuf_opened = GTK_CMCTREE_ROW (node)->pixbuf_opened; if (is_leaf) *is_leaf = GTK_CMCTREE_ROW (node)->is_leaf; if (expanded) *expanded = GTK_CMCTREE_ROW (node)->expanded; return TRUE; } void gtk_cmctree_node_set_cell_style (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, GtkStyle *style) { GtkCMCList *clist; GtkRequisition requisition; gboolean visible = FALSE; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); clist = GTK_CMCLIST (ctree); if (column < 0 || column >= clist->columns) return; if (GTK_CMCTREE_ROW (node)->row.cell[column].style == style) return; if (clist->column[column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) { visible = gtk_cmctree_is_viewable (ctree, node); if (visible) GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, >K_CMCTREE_ROW (node)->row, column, &requisition); } if (GTK_CMCTREE_ROW (node)->row.cell[column].style) { if (gtk_widget_get_realized (GTK_WIDGET(ctree))) gtk_style_detach (GTK_CMCTREE_ROW (node)->row.cell[column].style); g_object_unref (GTK_CMCTREE_ROW (node)->row.cell[column].style); } GTK_CMCTREE_ROW (node)->row.cell[column].style = style; if (GTK_CMCTREE_ROW (node)->row.cell[column].style) { g_object_ref (GTK_CMCTREE_ROW (node)->row.cell[column].style); if (gtk_widget_get_realized (GTK_WIDGET(ctree))) GTK_CMCTREE_ROW (node)->row.cell[column].style = gtk_style_attach (GTK_CMCTREE_ROW (node)->row.cell[column].style, clist->clist_window); } if (visible) column_auto_resize (clist, >K_CMCTREE_ROW (node)->row, column, requisition.width); tree_draw_node (ctree, node); } GtkStyle * gtk_cmctree_node_get_cell_style (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); cm_return_val_if_fail (node != NULL, NULL); if (column < 0 || column >= GTK_CMCLIST (ctree)->columns) return NULL; return GTK_CMCTREE_ROW (node)->row.cell[column].style; } void gtk_cmctree_node_set_row_style (GtkCMCTree *ctree, GtkCMCTreeNode *node, GtkStyle *style) { GtkCMCList *clist; GtkRequisition requisition; gboolean visible; gint *old_width = NULL; gint i; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); clist = GTK_CMCLIST (ctree); if (GTK_CMCTREE_ROW (node)->row.style == style) return; visible = gtk_cmctree_is_viewable (ctree, node); if (visible && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) { old_width = g_new (gint, clist->columns); for (i = 0; i < clist->columns; i++) if (clist->column[i].auto_resize) { GTK_CMCLIST_GET_CLASS (clist)->cell_size_request (clist, >K_CMCTREE_ROW (node)->row, i, &requisition); old_width[i] = requisition.width; } } if (GTK_CMCTREE_ROW (node)->row.style) { if (gtk_widget_get_realized (GTK_WIDGET(ctree))) gtk_style_detach (GTK_CMCTREE_ROW (node)->row.style); g_object_unref (GTK_CMCTREE_ROW (node)->row.style); } GTK_CMCTREE_ROW (node)->row.style = style; if (GTK_CMCTREE_ROW (node)->row.style) { g_object_ref (GTK_CMCTREE_ROW (node)->row.style); if (gtk_widget_get_realized (GTK_WIDGET(ctree))) GTK_CMCTREE_ROW (node)->row.style = gtk_style_attach (GTK_CMCTREE_ROW (node)->row.style, clist->clist_window); } if (visible && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) { for (i = 0; i < clist->columns; i++) if (clist->column[i].auto_resize) column_auto_resize (clist, >K_CMCTREE_ROW (node)->row, i, old_width[i]); g_free (old_width); } tree_draw_node (ctree, node); } GtkStyle * gtk_cmctree_node_get_row_style (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); cm_return_val_if_fail (node != NULL, NULL); return GTK_CMCTREE_ROW (node)->row.style; } void gtk_cmctree_node_set_foreground (GtkCMCTree *ctree, GtkCMCTreeNode *node, const GdkColor *color) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (color) { GTK_CMCTREE_ROW (node)->row.foreground = *color; GTK_CMCTREE_ROW (node)->row.fg_set = TRUE; if (gtk_widget_get_realized (GTK_WIDGET(ctree))) gdk_colormap_alloc_color (gtk_widget_get_colormap (GTK_WIDGET (ctree)), >K_CMCTREE_ROW (node)->row.foreground, TRUE, TRUE); } else GTK_CMCTREE_ROW (node)->row.fg_set = FALSE; tree_draw_node (ctree, node); } void gtk_cmctree_node_set_background (GtkCMCTree *ctree, GtkCMCTreeNode *node, const GdkColor *color) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); if (color) { GTK_CMCTREE_ROW (node)->row.background = *color; GTK_CMCTREE_ROW (node)->row.bg_set = TRUE; if (gtk_widget_get_realized (GTK_WIDGET(ctree))) gdk_colormap_alloc_color (gtk_widget_get_colormap (GTK_WIDGET (ctree)), >K_CMCTREE_ROW (node)->row.background, TRUE, TRUE); } else GTK_CMCTREE_ROW (node)->row.bg_set = FALSE; tree_draw_node (ctree, node); } void gtk_cmctree_node_set_row_data (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { gtk_cmctree_node_set_row_data_full (ctree, node, data, NULL); } void gtk_cmctree_node_set_row_data_full (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data, GDestroyNotify destroy) { GDestroyNotify dnotify; gpointer ddata; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (node != NULL); dnotify = GTK_CMCTREE_ROW (node)->row.destroy; ddata = GTK_CMCTREE_ROW (node)->row.data; GTK_CMCTREE_ROW (node)->row.data = data; GTK_CMCTREE_ROW (node)->row.destroy = destroy; if (dnotify) dnotify (ddata); } gpointer gtk_cmctree_node_get_row_data (GtkCMCTree *ctree, GtkCMCTreeNode *node) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), NULL); return node ? GTK_CMCTREE_ROW (node)->row.data : NULL; } void gtk_cmctree_node_moveto (GtkCMCTree *ctree, GtkCMCTreeNode *node, gint column, gfloat row_align, gfloat col_align) { gint row = -1; GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); clist = GTK_CMCLIST (ctree); while (node && !gtk_cmctree_is_viewable (ctree, node)) node = GTK_CMCTREE_ROW (node)->parent; if (node) row = g_list_position (clist->row_list, (GList *)node); gtk_cmclist_moveto (clist, row, column, row_align, col_align); } GtkVisibility gtk_cmctree_node_is_visible (GtkCMCTree *ctree, GtkCMCTreeNode *node) { gint row; cm_return_val_if_fail (ctree != NULL, 0); cm_return_val_if_fail (node != NULL, 0); row = g_list_position (GTK_CMCLIST (ctree)->row_list, (GList*) node); return gtk_cmclist_row_is_visible (GTK_CMCLIST (ctree), row); } /*********************************************************** * GtkCMCTree specific functions * ***********************************************************/ void gtk_cmctree_set_indent (GtkCMCTree *ctree, gint indent) { GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (indent >= 0); if (indent == ctree->tree_indent) return; clist = GTK_CMCLIST (ctree); ctree->tree_indent = indent; if (clist->column[ctree->tree_column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) gtk_cmclist_set_column_width (clist, ctree->tree_column, gtk_cmclist_optimal_column_width (clist, ctree->tree_column)); else CLIST_REFRESH (ctree); } void gtk_cmctree_set_spacing (GtkCMCTree *ctree, gint spacing) { GtkCMCList *clist; gint old_spacing; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); cm_return_if_fail (spacing >= 0); if (spacing == ctree->tree_spacing) return; clist = GTK_CMCLIST (ctree); old_spacing = ctree->tree_spacing; ctree->tree_spacing = spacing; if (clist->column[ctree->tree_column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) gtk_cmclist_set_column_width (clist, ctree->tree_column, clist->column[ctree->tree_column].width + spacing - old_spacing); else CLIST_REFRESH (ctree); } void gtk_cmctree_set_show_stub (GtkCMCTree *ctree, gboolean show_stub) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); show_stub = show_stub != FALSE; if (show_stub != ctree->show_stub) { GtkCMCList *clist; clist = GTK_CMCLIST (ctree); ctree->show_stub = show_stub; if (CLIST_UNFROZEN (clist) && clist->rows && gtk_cmclist_row_is_visible (clist, 0) != GTK_VISIBILITY_NONE) GTK_CMCLIST_GET_CLASS (clist)->draw_row (clist, NULL, 0, GTK_CMCLIST_ROW (clist->row_list)); } } void gtk_cmctree_set_line_style (GtkCMCTree *ctree, GtkCMCTreeLineStyle line_style) { } void gtk_cmctree_set_expander_style (GtkCMCTree *ctree, GtkCMCTreeExpanderStyle expander_style) { GtkCMCList *clist; GtkCMCTreeExpanderStyle old_style; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); if (expander_style == ctree->expander_style) return; clist = GTK_CMCLIST (ctree); old_style = ctree->expander_style; ctree->expander_style = expander_style; if (clist->column[ctree->tree_column].auto_resize && !GTK_CMCLIST_AUTO_RESIZE_BLOCKED (clist)) { gint new_width; new_width = clist->column[ctree->tree_column].width; switch (old_style) { case GTK_CMCTREE_EXPANDER_NONE: break; case GTK_CMCTREE_EXPANDER_TRIANGLE: new_width -= PM_SIZE + 3; break; } switch (expander_style) { case GTK_CMCTREE_EXPANDER_NONE: break; case GTK_CMCTREE_EXPANDER_TRIANGLE: new_width += PM_SIZE + 3; break; } gtk_cmclist_set_column_width (clist, ctree->tree_column, new_width); } if (gtk_widget_is_drawable (GTK_WIDGET(clist))) CLIST_REFRESH (clist); } /*********************************************************** * Tree sorting functions * ***********************************************************/ static void tree_sort (GtkCMCTree *ctree, GtkCMCTreeNode *node, gpointer data) { GtkCMCTreeNode *list_start; GtkCMCTreeNode *cmp; GtkCMCTreeNode *work; GtkCMCList *clist; clist = GTK_CMCLIST (ctree); if (node) list_start = GTK_CMCTREE_ROW (node)->children; else list_start = GTK_CMCTREE_NODE (clist->row_list); while (list_start) { cmp = list_start; work = GTK_CMCTREE_ROW (cmp)->sibling; while (work) { if (clist->sort_type == GTK_SORT_ASCENDING) { if (clist->compare (clist, GTK_CMCTREE_ROW (work), GTK_CMCTREE_ROW (cmp)) < 0) cmp = work; } else { if (clist->compare (clist, GTK_CMCTREE_ROW (work), GTK_CMCTREE_ROW (cmp)) > 0) cmp = work; } work = GTK_CMCTREE_ROW (work)->sibling; } if (cmp == list_start) list_start = GTK_CMCTREE_ROW (cmp)->sibling; else { gtk_cmctree_unlink (ctree, cmp, FALSE); gtk_cmctree_link (ctree, cmp, node, list_start, FALSE); } } } void gtk_cmctree_sort_recursive (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; GtkCMCTreeNode *focus_node = NULL; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); clist = GTK_CMCLIST (ctree); gtk_cmclist_freeze (clist); if (clist->selection_mode == GTK_SELECTION_MULTIPLE) { GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } if (!node || (node && gtk_cmctree_is_viewable (ctree, node))) focus_node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, clist->focus_row)); gtk_cmctree_post_recursive (ctree, node, GTK_CMCTREE_FUNC (tree_sort), NULL); if (!node) tree_sort (ctree, NULL, NULL); if (focus_node) { clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node); clist->undo_anchor = clist->focus_row; } gtk_cmclist_thaw (clist); } static void real_sort_list (GtkCMCList *clist) { gtk_cmctree_sort_recursive (GTK_CMCTREE (clist), NULL); } void gtk_cmctree_sort_node (GtkCMCTree *ctree, GtkCMCTreeNode *node) { GtkCMCList *clist; GtkCMCTreeNode *focus_node = NULL; cm_return_if_fail (GTK_IS_CMCTREE (ctree)); clist = GTK_CMCLIST (ctree); gtk_cmclist_freeze (clist); if (clist->selection_mode == GTK_SELECTION_MULTIPLE) { GTK_CMCLIST_GET_CLASS (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } if (!node || (node && gtk_cmctree_is_viewable (ctree, node))) focus_node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, clist->focus_row)); tree_sort (ctree, node, NULL); if (focus_node) { clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node); clist->undo_anchor = clist->focus_row; } gtk_cmclist_thaw (clist); } /************************************************************************/ static void fake_unselect_all (GtkCMCList *clist, gint row) { GList *list; GList *focus_node = NULL; if (row >= 0 && (focus_node = g_list_nth (clist->row_list, row))) { if (GTK_CMCTREE_ROW (focus_node)->row.state == GTK_STATE_NORMAL && GTK_CMCTREE_ROW (focus_node)->row.selectable) { GTK_CMCTREE_ROW (focus_node)->row.state = GTK_STATE_SELECTED; if (CLIST_UNFROZEN (clist) && gtk_cmclist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE) GTK_CMCLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, GTK_CMCLIST_ROW (focus_node)); } } clist->undo_selection = clist->selection; clist->selection = NULL; clist->selection_end = NULL; for (list = clist->undo_selection; list; list = list->next) { if (list->data == focus_node) continue; GTK_CMCTREE_ROW ((GList *)(list->data))->row.state = GTK_STATE_NORMAL; tree_draw_node (GTK_CMCTREE (clist), GTK_CMCTREE_NODE (list->data)); } } static GList * selection_find (GtkCMCList *clist, gint row_number, GList *row_list_element) { return g_list_find (clist->selection, row_list_element); } static void resync_selection (GtkCMCList *clist, GdkEvent *event) { GtkCMCTree *ctree; GList *list; GtkCMCTreeNode *node; gint i; gint e; gint row; gboolean unselect; cm_return_if_fail (GTK_IS_CMCTREE (clist)); if (clist->selection_mode != GTK_SELECTION_MULTIPLE) return; if (clist->anchor < 0 || clist->drag_pos < 0) return; ctree = GTK_CMCTREE (clist); clist->freeze_count++; i = MIN (clist->anchor, clist->drag_pos); e = MAX (clist->anchor, clist->drag_pos); if (clist->undo_selection) { list = clist->selection; clist->selection = clist->undo_selection; clist->selection_end = g_list_last (clist->selection); clist->undo_selection = list; list = clist->selection; while (list) { node = list->data; list = list->next; unselect = TRUE; if (gtk_cmctree_is_viewable (ctree, node)) { row = g_list_position (clist->row_list, (GList *)node); if (row >= i && row <= e) unselect = FALSE; } if (unselect && GTK_CMCTREE_ROW (node)->row.selectable) { GTK_CMCTREE_ROW (node)->row.state = GTK_STATE_SELECTED; gtk_cmctree_unselect (ctree, node); clist->undo_selection = g_list_prepend (clist->undo_selection, node); } } } if (clist->anchor < clist->drag_pos) { for (node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, i)); i <= e; i++, node = GTK_CMCTREE_NODE_NEXT (node)) if (GTK_CMCTREE_ROW (node)->row.selectable) { if (g_list_find (clist->selection, node)) { if (GTK_CMCTREE_ROW (node)->row.state == GTK_STATE_NORMAL) { GTK_CMCTREE_ROW (node)->row.state = GTK_STATE_SELECTED; gtk_cmctree_unselect (ctree, node); clist->undo_selection = g_list_prepend (clist->undo_selection, node); } } else if (GTK_CMCTREE_ROW (node)->row.state == GTK_STATE_SELECTED) { GTK_CMCTREE_ROW (node)->row.state = GTK_STATE_NORMAL; clist->undo_unselection = g_list_prepend (clist->undo_unselection, node); } } } else { for (node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, e)); i <= e; e--, node = GTK_CMCTREE_NODE_PREV (node)) if (GTK_CMCTREE_ROW (node)->row.selectable) { if (g_list_find (clist->selection, node)) { if (GTK_CMCTREE_ROW (node)->row.state == GTK_STATE_NORMAL) { GTK_CMCTREE_ROW (node)->row.state = GTK_STATE_SELECTED; gtk_cmctree_unselect (ctree, node); clist->undo_selection = g_list_prepend (clist->undo_selection, node); } } else if (GTK_CMCTREE_ROW (node)->row.state == GTK_STATE_SELECTED) { GTK_CMCTREE_ROW (node)->row.state = GTK_STATE_NORMAL; clist->undo_unselection = g_list_prepend (clist->undo_unselection, node); } } } clist->undo_unselection = g_list_reverse (clist->undo_unselection); for (list = clist->undo_unselection; list; list = list->next) gtk_cmctree_select (ctree, list->data); clist->anchor = -1; clist->drag_pos = -1; if (!CLIST_UNFROZEN (clist)) clist->freeze_count--; } static void real_undo_selection (GtkCMCList *clist) { GtkCMCTree *ctree; GList *work; cm_return_if_fail (GTK_IS_CMCTREE (clist)); if (clist->selection_mode != GTK_SELECTION_MULTIPLE) return; if (!(clist->undo_selection || clist->undo_unselection)) { gtk_cmclist_unselect_all (clist); return; } ctree = GTK_CMCTREE (clist); for (work = clist->undo_selection; work; work = work->next) if (GTK_CMCTREE_ROW (work->data)->row.selectable) gtk_cmctree_select (ctree, GTK_CMCTREE_NODE (work->data)); for (work = clist->undo_unselection; work; work = work->next) if (GTK_CMCTREE_ROW (work->data)->row.selectable) gtk_cmctree_unselect (ctree, GTK_CMCTREE_NODE (work->data)); if (gtk_widget_has_focus (GTK_WIDGET(clist)) && clist->focus_row != clist->undo_anchor) { clist->focus_row = clist->undo_anchor; gtk_widget_queue_draw (GTK_WIDGET (clist)); } else clist->focus_row = clist->undo_anchor; clist->undo_anchor = -1; g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; if (ROW_TOP_YPIXEL (clist, clist->focus_row) + clist->row_height > clist->clist_window_height) gtk_cmclist_moveto (clist, clist->focus_row, -1, 1, 0); else if (ROW_TOP_YPIXEL (clist, clist->focus_row) < 0) gtk_cmclist_moveto (clist, clist->focus_row, -1, 0, 0); } void gtk_cmctree_set_drag_compare_func (GtkCMCTree *ctree, GtkCMCTreeCompareDragFunc cmp_func) { cm_return_if_fail (GTK_IS_CMCTREE (ctree)); ctree->drag_compare = cmp_func; } static gboolean check_drag (GtkCMCTree *ctree, GtkCMCTreeNode *drag_source, GtkCMCTreeNode *drag_target, GtkCMCListDragPos insert_pos) { cm_return_val_if_fail (GTK_IS_CMCTREE (ctree), FALSE); if (drag_source && drag_source != drag_target && (!GTK_CMCTREE_ROW (drag_source)->children || !gtk_cmctree_is_ancestor (ctree, drag_source, drag_target))) { switch (insert_pos) { case GTK_CMCLIST_DRAG_NONE: return FALSE; case GTK_CMCLIST_DRAG_AFTER: if (GTK_CMCTREE_ROW (drag_target)->sibling != drag_source) return (!ctree->drag_compare || ctree->drag_compare (ctree, drag_source, GTK_CMCTREE_ROW (drag_target)->parent, GTK_CMCTREE_ROW (drag_target)->sibling)); break; case GTK_CMCLIST_DRAG_BEFORE: if (GTK_CMCTREE_ROW (drag_source)->sibling != drag_target) return (!ctree->drag_compare || ctree->drag_compare (ctree, drag_source, GTK_CMCTREE_ROW (drag_target)->parent, drag_target)); break; case GTK_CMCLIST_DRAG_INTO: if (!GTK_CMCTREE_ROW (drag_target)->is_leaf && GTK_CMCTREE_ROW (drag_target)->children != drag_source) return (!ctree->drag_compare || ctree->drag_compare (ctree, drag_source, drag_target, GTK_CMCTREE_ROW (drag_target)->children)); break; } } return FALSE; } /************************************/ static void drag_dest_info_destroy (gpointer data) { GtkCMCListDestInfo *info = data; g_free (info); } static void drag_dest_cell (GtkCMCList *clist, gint x, gint y, GtkCMCListDestInfo *dest_info) { GtkStyle *style; GtkWidget *widget; guint border_width; widget = GTK_WIDGET (clist); style = gtk_widget_get_style (widget); dest_info->insert_pos = GTK_CMCLIST_DRAG_NONE; border_width = gtk_container_get_border_width (GTK_CONTAINER (widget)); y -= (border_width + style->ythickness + clist->column_title_area.height); dest_info->cell.row = ROW_FROM_YPIXEL (clist, y); if (dest_info->cell.row >= clist->rows) { dest_info->cell.row = clist->rows - 1; y = ROW_TOP_YPIXEL (clist, dest_info->cell.row) + clist->row_height; } if (dest_info->cell.row < -1) dest_info->cell.row = -1; x -= border_width + style->xthickness; dest_info->cell.column = COLUMN_FROM_XPIXEL (clist, x); if (dest_info->cell.row >= 0) { gint y_delta; gint h = 0; y_delta = y - ROW_TOP_YPIXEL (clist, dest_info->cell.row); if (GTK_CMCLIST_DRAW_DRAG_RECT(clist) && !GTK_CMCTREE_ROW (g_list_nth (clist->row_list, dest_info->cell.row))->is_leaf) { dest_info->insert_pos = GTK_CMCLIST_DRAG_INTO; h = clist->row_height / 4; } else if (GTK_CMCLIST_DRAW_DRAG_LINE(clist)) { dest_info->insert_pos = GTK_CMCLIST_DRAG_BEFORE; h = clist->row_height / 2; } if (GTK_CMCLIST_DRAW_DRAG_LINE(clist)) { if (y_delta < h) dest_info->insert_pos = GTK_CMCLIST_DRAG_BEFORE; else if (clist->row_height - y_delta < h) dest_info->insert_pos = GTK_CMCLIST_DRAG_AFTER; } } } static void gtk_cmctree_drag_begin (GtkWidget *widget, GdkDragContext *context) { GtkCMCList *clist; gboolean use_icons; cm_return_if_fail (GTK_IS_CMCTREE (widget)); cm_return_if_fail (context != NULL); clist = GTK_CMCLIST (widget); use_icons = GTK_CMCLIST_USE_DRAG_ICONS (clist); GTK_CMCLIST_UNSET_FLAG (clist, CMCLIST_USE_DRAG_ICONS); GTK_WIDGET_CLASS (parent_class)->drag_begin (widget, context); if (use_icons) { GTK_CMCLIST_SET_FLAG (clist, CMCLIST_USE_DRAG_ICONS); gtk_drag_set_icon_default (context); } } static gint gtk_cmctree_drag_motion (GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time) { GtkCMCList *clist; GtkCMCTree *ctree; GtkCMCListDestInfo new_info; GtkCMCListDestInfo *dest_info; cm_return_val_if_fail (GTK_IS_CMCTREE (widget), FALSE); clist = GTK_CMCLIST (widget); ctree = GTK_CMCTREE (widget); dest_info = g_dataset_get_data (context, "gtk-clist-drag-dest"); if (!dest_info) { dest_info = g_new (GtkCMCListDestInfo, 1); dest_info->cell.row = -1; dest_info->cell.column = -1; dest_info->insert_pos = GTK_CMCLIST_DRAG_NONE; g_dataset_set_data_full (context, "gtk-clist-drag-dest", dest_info, drag_dest_info_destroy); } drag_dest_cell (clist, x, y, &new_info); if (GTK_CMCLIST_REORDERABLE (clist)) { GdkAtom atom = gdk_atom_intern_static_string ("gtk-clist-drag-reorder"); GdkAtom found = gtk_drag_dest_find_target(widget, context, NULL); if (atom == found) { GtkCMCTreeNode *drag_source; GtkCMCTreeNode *drag_target; drag_source = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, clist->click_cell.row)); drag_target = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, new_info.cell.row)); if (gtk_drag_get_source_widget (context) != widget || !check_drag (ctree, drag_source, drag_target, new_info.insert_pos)) { if (dest_info->cell.row < 0) { gdk_drag_status (context, GDK_ACTION_DEFAULT, time); return FALSE; } return TRUE; } if (new_info.cell.row != dest_info->cell.row || (new_info.cell.row == dest_info->cell.row && dest_info->insert_pos != new_info.insert_pos)) { dest_info->insert_pos = new_info.insert_pos; dest_info->cell.row = new_info.cell.row; dest_info->cell.column = new_info.cell.column; clist->drag_highlight_row = dest_info->cell.row; clist->drag_highlight_pos = dest_info->insert_pos; gdk_drag_status (context, gdk_drag_context_get_suggested_action(context), time); } return TRUE; } } dest_info->insert_pos = new_info.insert_pos; dest_info->cell.row = new_info.cell.row; dest_info->cell.column = new_info.cell.column; return TRUE; } static void gtk_cmctree_drag_data_received (GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *selection_data, guint info, guint32 time) { GtkCMCTree *ctree; GtkCMCList *clist; cm_return_if_fail (GTK_IS_CMCTREE (widget)); cm_return_if_fail (context != NULL); cm_return_if_fail (selection_data != NULL); ctree = GTK_CMCTREE (widget); clist = GTK_CMCLIST (widget); if (GTK_CMCLIST_REORDERABLE (clist) && gtk_drag_get_source_widget (context) == widget && gtk_selection_data_get_target (selection_data) == gdk_atom_intern_static_string ("gtk-clist-drag-reorder") && gtk_selection_data_get_format (selection_data) == 8 && gtk_selection_data_get_length (selection_data) == sizeof (GtkCMCListCellInfo)) { GtkCMCListCellInfo *source_info; source_info = (GtkCMCListCellInfo *)(gtk_selection_data_get_data (selection_data)); if (source_info) { GtkCMCListDestInfo dest_info; GtkCMCTreeNode *source_node; GtkCMCTreeNode *dest_node; drag_dest_cell (clist, x, y, &dest_info); source_node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, source_info->row)); dest_node = GTK_CMCTREE_NODE (g_list_nth (clist->row_list, dest_info.cell.row)); if (!source_node || !dest_node) return; switch (dest_info.insert_pos) { case GTK_CMCLIST_DRAG_NONE: break; case GTK_CMCLIST_DRAG_INTO: if (check_drag (ctree, source_node, dest_node, dest_info.insert_pos)) gtk_cmctree_move (ctree, source_node, dest_node, GTK_CMCTREE_ROW (dest_node)->children); g_dataset_remove_data (context, "gtk-clist-drag-dest"); break; case GTK_CMCLIST_DRAG_BEFORE: if (check_drag (ctree, source_node, dest_node, dest_info.insert_pos)) gtk_cmctree_move (ctree, source_node, GTK_CMCTREE_ROW (dest_node)->parent, dest_node); g_dataset_remove_data (context, "gtk-clist-drag-dest"); break; case GTK_CMCLIST_DRAG_AFTER: if (check_drag (ctree, source_node, dest_node, dest_info.insert_pos)) gtk_cmctree_move (ctree, source_node, GTK_CMCTREE_ROW (dest_node)->parent, GTK_CMCTREE_ROW (dest_node)->sibling); g_dataset_remove_data (context, "gtk-clist-drag-dest"); break; } } } } GType gtk_cmctree_node_get_type (void) { static GType our_type = 0; if (our_type == 0) our_type = g_pointer_type_register_static ("GtkCMCTreeNode"); return our_type; }