1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2 
3    frame.h for the Openbox window manager
4    Copyright (c) 2006        Mikael Magnusson
5    Copyright (c) 2003-2007   Dana Jansens
6 
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11 
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16 
17    See the COPYING file for a copy of the GNU General Public License.
18 */
19 
20 #ifndef __frame_h
21 #define __frame_h
22 
23 #include "geom.h"
24 #include "obrender/render.h"
25 
26 typedef struct _ObFrame ObFrame;
27 
28 struct _ObClient;
29 
30 typedef void (*ObFrameIconifyAnimateFunc)(gpointer data);
31 
32 typedef enum {
33     OB_FRAME_CONTEXT_NONE,
34     OB_FRAME_CONTEXT_DESKTOP,
35     OB_FRAME_CONTEXT_ROOT,
36     OB_FRAME_CONTEXT_CLIENT,
37     OB_FRAME_CONTEXT_TITLEBAR,
38     OB_FRAME_CONTEXT_FRAME,
39     OB_FRAME_CONTEXT_BLCORNER,
40     OB_FRAME_CONTEXT_BRCORNER,
41     OB_FRAME_CONTEXT_TLCORNER,
42     OB_FRAME_CONTEXT_TRCORNER,
43     OB_FRAME_CONTEXT_TOP,
44     OB_FRAME_CONTEXT_BOTTOM,
45     OB_FRAME_CONTEXT_LEFT,
46     OB_FRAME_CONTEXT_RIGHT,
47     OB_FRAME_CONTEXT_MAXIMIZE,
48     OB_FRAME_CONTEXT_ALLDESKTOPS,
49     OB_FRAME_CONTEXT_SHADE,
50     OB_FRAME_CONTEXT_ICONIFY,
51     OB_FRAME_CONTEXT_ICON,
52     OB_FRAME_CONTEXT_CLOSE,
53     /*! This is a special context, which occurs while dragging a window in
54       a move/resize */
55     OB_FRAME_CONTEXT_MOVE_RESIZE,
56     OB_FRAME_CONTEXT_DOCK,
57     OB_FRAME_NUM_CONTEXTS
58 } ObFrameContext;
59 
60 #define FRAME_CONTEXT(co, cl) ((cl && cl->type != OB_CLIENT_TYPE_DESKTOP) ? \
61                                co == OB_FRAME_CONTEXT_FRAME : FALSE)
62 #define CLIENT_CONTEXT(co, cl) ((cl && cl->type == OB_CLIENT_TYPE_DESKTOP) ? \
63                                 co == OB_FRAME_CONTEXT_DESKTOP : \
64                                 co == OB_FRAME_CONTEXT_CLIENT)
65 
66 /*! The decorations the client window wants to be displayed on it */
67 typedef enum {
68     OB_FRAME_DECOR_TITLEBAR    = 1 << 0, /*!< Display a titlebar */
69     OB_FRAME_DECOR_HANDLE      = 1 << 1, /*!< Display a handle (bottom) */
70     OB_FRAME_DECOR_GRIPS       = 1 << 2, /*!< Display grips in the handle */
71     OB_FRAME_DECOR_BORDER      = 1 << 3, /*!< Display a border */
72     OB_FRAME_DECOR_ICON        = 1 << 4, /*!< Display the window's icon */
73     OB_FRAME_DECOR_ICONIFY     = 1 << 5, /*!< Display an iconify button */
74     OB_FRAME_DECOR_MAXIMIZE    = 1 << 6, /*!< Display a maximize button */
75     /*! Display a button to toggle the window's placement on
76       all desktops */
77     OB_FRAME_DECOR_ALLDESKTOPS = 1 << 7,
78     OB_FRAME_DECOR_SHADE       = 1 << 8, /*!< Display a shade button */
79     OB_FRAME_DECOR_CLOSE       = 1 << 9  /*!< Display a close button */
80 } ObFrameDecorations;
81 
82 struct _ObFrame
83 {
84     struct _ObClient *client;
85 
86     Window    window;
87 
88     Strut     size;    /* the size of the frame */
89     Strut     oldsize; /* the size of the frame last told to the client */
90     Rect      area;
91     gboolean  visible;
92 
93     guint     functions;
94     guint     decorations;
95 
96     Window    title;
97     Window    label;
98     Window    max;
99     Window    close;
100     Window    desk;
101     Window    shade;
102     Window    icon;
103     Window    iconify;
104     Window    handle;
105     Window    lgrip;
106     Window    rgrip;
107 
108     /* These are borders of the frame and its elements */
109     Window    titleleft;
110     Window    titletop;
111     Window    titletopleft;
112     Window    titletopright;
113     Window    titleright;
114     Window    titlebottom;
115     Window    left;
116     Window    right;
117     Window    handleleft;
118     Window    handletop;
119     Window    handleright;
120     Window    handlebottom;
121     Window    lgriptop;
122     Window    lgripleft;
123     Window    lgripbottom;
124     Window    rgriptop;
125     Window    rgripright;
126     Window    rgripbottom;
127     Window    innerleft;    /*!< For drawing the inner client border */
128     Window    innertop;     /*!< For drawing the inner client border */
129     Window    innerright;   /*!< For drawing the inner client border */
130     Window    innerbottom;  /*!< For drawing the inner client border */
131     Window    innerblb;
132     Window    innerbll;
133     Window    innerbrb;
134     Window    innerbrr;
135     Window    backback;     /*!< A colored window shown while resizing */
136     Window    backfront;    /*!< An undrawn-in window, to prevent flashing on
137                                  unmap */
138 
139     /* These are resize handles inside the titlebar */
140     Window    topresize;
141     Window    tltresize;
142     Window    tllresize;
143     Window    trtresize;
144     Window    trrresize;
145 
146     Colormap  colormap;
147 
148     gint      icon_on;    /* if the window icon button is on */
149     gint      label_on;   /* if the window title is on */
150     gint      iconify_on; /* if the window iconify button is on */
151     gint      desk_on;    /* if the window all-desktops button is on */
152     gint      shade_on;   /* if the window shade button is on */
153     gint      max_on;     /* if the window maximize button is on */
154     gint      close_on;   /* if the window close button is on */
155 
156     gint      width;         /* width of the titlebar and handle */
157     gint      label_width;   /* width of the label in the titlebar */
158     gint      icon_x;        /* x-position of the window icon button */
159     gint      label_x;       /* x-position of the window title */
160     gint      iconify_x;     /* x-position of the window iconify button */
161     gint      desk_x;        /* x-position of the window all-desktops button */
162     gint      shade_x;       /* x-position of the window shade button */
163     gint      max_x;         /* x-position of the window maximize button */
164     gint      close_x;       /* x-position of the window close button */
165     gint      bwidth;        /* border width */
166     gint      cbwidth_l;     /* client border width */
167     gint      cbwidth_t;     /* client border width */
168     gint      cbwidth_r;     /* client border width */
169     gint      cbwidth_b;     /* client border width */
170     gboolean  max_horz;      /* when maxed some decorations are hidden */
171     gboolean  max_vert;      /* when maxed some decorations are hidden */
172     gboolean  shaded;        /* decorations adjust when shaded */
173 
174     /* the leftmost and rightmost elements in the titlebar */
175     ObFrameContext leftmost;
176     ObFrameContext rightmost;
177 
178     gboolean  max_press;
179     gboolean  close_press;
180     gboolean  desk_press;
181     gboolean  shade_press;
182     gboolean  iconify_press;
183     gboolean  max_hover;
184     gboolean  close_hover;
185     gboolean  desk_hover;
186     gboolean  shade_hover;
187     gboolean  iconify_hover;
188 
189     gboolean  focused;
190     gboolean  need_render;
191 
192     gboolean  flashing;
193     gboolean  flash_on;
194     GTimeVal  flash_end;
195     guint     flash_timer;
196 
197     /*! Is the frame currently in an animation for iconify or restore.
198       0 means that it is not animating. > 0 means it is animating an iconify.
199       < 0 means it is animating a restore.
200     */
201     gint iconify_animation_going;
202     guint iconify_animation_timer;
203     GTimeVal  iconify_animation_end;
204 };
205 
206 ObFrame *frame_new(struct _ObClient *c);
207 void frame_free(ObFrame *self);
208 
209 void frame_show(ObFrame *self);
210 void frame_hide(ObFrame *self);
211 void frame_adjust_theme(ObFrame *self);
212 #ifdef SHAPE
213 void frame_adjust_shape_kind(ObFrame *self, int kind);
214 #endif
215 void frame_adjust_shape(ObFrame *self);
216 void frame_adjust_area(ObFrame *self, gboolean moved,
217                        gboolean resized, gboolean fake);
218 void frame_adjust_client_area(ObFrame *self);
219 void frame_adjust_state(ObFrame *self);
220 void frame_adjust_focus(ObFrame *self, gboolean hilite);
221 void frame_adjust_title(ObFrame *self);
222 void frame_adjust_icon(ObFrame *self);
223 void frame_grab_client(ObFrame *self);
224 void frame_release_client(ObFrame *self);
225 
226 ObFrameContext frame_context_from_string(const gchar *name);
227 
228 /*! Parses a ObFrameContext from a string of space-separated context names.
229   @names The list of context names, the first of which is removed from the
230          string.
231   @cx The ObFrameContext is returned here.  If an invalid name is found, this
232       is set to OB_FRAME_CONTEXT_NONE.
233   @return TRUE if there was something to read in @names, FALSE if it was an
234           empty input.
235 */
236 gboolean frame_next_context_from_string(gchar *names, ObFrameContext *cx);
237 
238 ObFrameContext frame_context(struct _ObClient *self, Window win,
239                              gint x, gint y);
240 
241 /*! Applies gravity to the client's position to find where the frame should
242   be positioned.
243   @return The proper coordinates for the frame, based on the client.
244 */
245 void frame_client_gravity(ObFrame *self, gint *x, gint *y);
246 
247 /*! Reversly applies gravity to the frame's position to find where the client
248   should be positioned.
249     @return The proper coordinates for the client, based on the frame.
250 */
251 void frame_frame_gravity(ObFrame *self, gint *x, gint *y);
252 
253 /*! Convert a rectangle in client coordinates/sizes to what it would be
254   for the frame, given its current decorations sizes */
255 void frame_rect_to_frame(ObFrame *self, Rect *r);
256 
257 /*! Convert a rectangle in frame coordinates/sizes to what it would be for the
258   client, given its current decorations sizes */
259 void frame_rect_to_client(ObFrame *self, Rect *r);
260 
261 void frame_flash_start(ObFrame *self);
262 void frame_flash_stop(ObFrame *self);
263 
264 /*! Start an animation for iconifying or restoring a frame. The callback
265   will be called when the animation finishes. But if another animation is
266   started in the meantime, the callback will never get called. */
267 void frame_begin_iconify_animation(ObFrame *self, gboolean iconifying);
268 void frame_end_iconify_animation(gpointer data);
269 
270 #define frame_iconify_animating(f) (f->iconify_animation_going != 0)
271 
272 #endif
273