1 /*
2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2013 Hiroyuki Yamamoto and the Claws Mail team
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 *
18 */
19
20 #ifdef HAVE_CONFIG_H
21 # include "config.h"
22 #include "claws-features.h"
23 #endif
24
25 #include "defs.h"
26
27 #include <glib.h>
28 #include <glib/gi18n.h>
29 #include <gdk/gdkkeysyms.h>
30 #include <gtk/gtk.h>
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <string.h>
34
35 #include "main.h"
36 #include "message_search.h"
37 #include "messageview.h"
38 #include "compose.h"
39 #include "utils.h"
40 #include "gtkutils.h"
41 #include "combobox.h"
42 #include "manage_window.h"
43 #include "alertpanel.h"
44 #include "manual.h"
45 #include "prefs_common.h"
46
47 static struct MessageSearchWindow {
48 GtkWidget *window;
49 GtkWidget *body_entry;
50 GtkWidget *case_checkbtn;
51 GtkWidget *help_btn;
52 GtkWidget *prev_btn;
53 GtkWidget *next_btn;
54 GtkWidget *close_btn;
55 GtkWidget *stop_btn;
56
57 SearchInterface *interface;
58 void *interface_obj;
59
60 gboolean is_searching;
61 gboolean body_entry_has_focus;
62 } search_window;
63
64 static SearchInterface compose_interface = {
65 .search_string_backward = (SearchStringFunc) compose_search_string_backward,
66 .set_position = (SetPositionFunc) compose_set_position,
67 .search_string = (SearchStringFunc) compose_search_string,
68 };
69
70 static SearchInterface messageview_interface = {
71 .set_position = (SetPositionFunc) messageview_set_position,
72 .search_string = (SearchStringFunc) messageview_search_string,
73 .search_string_backward = (SearchStringFunc) messageview_search_string_backward,
74 };
75
76 static void message_search_create (void);
77 static void message_search_execute (gboolean backward);
78
79 static void message_search_prev_clicked (GtkButton *button,
80 gpointer data);
81 static void message_search_next_clicked (GtkButton *button,
82 gpointer data);
83 static void message_search_stop_clicked (GtkButton *button,
84 gpointer data);
85 static void body_changed (void);
86 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
87 gpointer data);
88 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
89 gpointer data);
90 static gboolean key_pressed (GtkWidget *widget,
91 GdkEventKey *event,
92 gpointer data);
93
94
95 #define GTK_BUTTON_SET_SENSITIVE(widget,sensitive) { \
96 gtk_widget_set_sensitive(widget, sensitive); \
97 }
98
message_show_stop_button(void)99 static void message_show_stop_button(void)
100 {
101 gtk_widget_hide(search_window.close_btn);
102 gtk_widget_show(search_window.stop_btn);
103 GTK_BUTTON_SET_SENSITIVE(search_window.prev_btn, FALSE)
104 GTK_BUTTON_SET_SENSITIVE(search_window.next_btn, FALSE)
105 }
106
message_hide_stop_button(void)107 static void message_hide_stop_button(void)
108 {
109 gtk_widget_hide(search_window.stop_btn);
110 gtk_widget_show(search_window.close_btn);
111 gtk_widget_set_sensitive(search_window.prev_btn, TRUE);
112 gtk_widget_set_sensitive(search_window.next_btn, TRUE);
113 }
114
message_search(MessageView * messageview)115 void message_search(MessageView *messageview)
116 {
117 message_search_other(&messageview_interface, (void *)messageview);
118 }
119
message_search_compose(Compose * compose)120 void message_search_compose(Compose *compose)
121 {
122 message_search_other(&compose_interface, (void *)compose);
123 }
124
message_search_close(void * obj)125 void message_search_close (void *obj)
126 {
127 if(!search_window.window) {
128 return;
129 }
130 if (search_window.interface_obj == obj) {
131 gtk_widget_hide(search_window.window);
132 search_window.interface_obj = NULL;
133 }
134 }
135
message_search_other(SearchInterface * interface,void * obj)136 void message_search_other(SearchInterface *interface, void *obj)
137 {
138 if (!search_window.window)
139 message_search_create();
140 else
141 gtk_widget_hide(search_window.window);
142
143 search_window.interface_obj = obj;
144 search_window.interface = interface;
145
146 gtk_widget_grab_focus(search_window.next_btn);
147 gtk_widget_grab_focus(search_window.body_entry);
148 gtk_widget_show(search_window.window);
149 }
150
151
message_search_create(void)152 static void message_search_create(void)
153 {
154 GtkWidget *window;
155
156 GtkWidget *vbox1;
157 GtkWidget *hbox1;
158 GtkWidget *body_label;
159 GtkWidget *body_entry;
160
161 GtkWidget *checkbtn_hbox;
162 GtkWidget *case_checkbtn;
163
164 GtkWidget *confirm_area;
165 GtkWidget *help_btn;
166 GtkWidget *prev_btn;
167 GtkWidget *next_btn;
168 GtkWidget *close_btn;
169 GtkWidget *stop_btn;
170
171 window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "message_search");
172 gtk_window_set_title (GTK_WINDOW (window),
173 _("Find in current message"));
174 gtk_widget_set_size_request (window, 450, -1);
175 gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
176 gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
177 gtk_container_set_border_width (GTK_CONTAINER (window), 8);
178 g_signal_connect(G_OBJECT(window), "delete_event",
179 G_CALLBACK(gtk_widget_hide_on_delete), NULL);
180 g_signal_connect(G_OBJECT(window), "key_press_event",
181 G_CALLBACK(key_pressed), NULL);
182 MANAGE_WINDOW_SIGNALS_CONNECT(window);
183
184 vbox1 = gtk_vbox_new (FALSE, 0);
185 gtk_widget_show (vbox1);
186 gtk_container_add (GTK_CONTAINER (window), vbox1);
187
188 hbox1 = gtk_hbox_new (FALSE, 8);
189 gtk_widget_show (hbox1);
190 gtk_box_pack_start (GTK_BOX (vbox1), hbox1, TRUE, TRUE, 0);
191
192 body_label = gtk_label_new (_("Find text:"));
193 gtk_widget_show (body_label);
194 gtk_box_pack_start (GTK_BOX (hbox1), body_label, FALSE, FALSE, 0);
195
196 body_entry = gtk_combo_box_text_new_with_entry ();
197 gtk_combo_box_set_active(GTK_COMBO_BOX(body_entry), -1);
198 if (prefs_common.message_search_history)
199 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(body_entry),
200 prefs_common.message_search_history);
201 gtk_widget_show (body_entry);
202 gtk_box_pack_start (GTK_BOX (hbox1), body_entry, TRUE, TRUE, 0);
203 g_signal_connect(G_OBJECT(body_entry), "changed",
204 G_CALLBACK(body_changed), NULL);
205 g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
206 "focus_in_event", G_CALLBACK(body_entry_focus_evt_in), NULL);
207 g_signal_connect(G_OBJECT(gtk_bin_get_child(GTK_BIN((body_entry)))),
208 "focus_out_event", G_CALLBACK(body_entry_focus_evt_out), NULL);
209
210 checkbtn_hbox = gtk_hbox_new (FALSE, 8);
211 gtk_widget_show (checkbtn_hbox);
212 gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);
213 gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);
214
215 case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));
216 gtk_widget_show (case_checkbtn);
217 gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,
218 FALSE, FALSE, 0);
219
220 confirm_area = gtk_hbutton_box_new();
221 gtk_widget_show (confirm_area);
222 gtk_button_box_set_layout(GTK_BUTTON_BOX(confirm_area),
223 GTK_BUTTONBOX_END);
224 gtk_box_set_spacing(GTK_BOX(confirm_area), 5);
225
226 gtkut_stock_button_add_help(confirm_area, &help_btn);
227
228 prev_btn = gtk_button_new_from_stock(GTK_STOCK_GO_BACK);
229 gtk_widget_set_can_default(prev_btn, TRUE);
230 gtk_box_pack_start(GTK_BOX(confirm_area), prev_btn, TRUE, TRUE, 0);
231 gtk_widget_show(prev_btn);
232
233 next_btn = gtk_button_new_from_stock(GTK_STOCK_GO_FORWARD);
234 gtk_widget_set_can_default(next_btn, TRUE);
235 gtk_box_pack_start(GTK_BOX(confirm_area), next_btn, TRUE, TRUE, 0);
236 gtk_widget_show(next_btn);
237
238 close_btn = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
239 gtk_widget_set_can_default(close_btn, TRUE);
240 gtk_box_pack_start(GTK_BOX(confirm_area), close_btn, TRUE, TRUE, 0);
241 gtk_widget_show(close_btn);
242
243 /* stop button hidden */
244 stop_btn = gtk_button_new_from_stock(GTK_STOCK_STOP);
245 gtk_widget_set_can_default(stop_btn, TRUE);
246 gtk_box_pack_start(GTK_BOX(confirm_area), stop_btn, TRUE, TRUE, 0);
247
248 gtk_widget_show (confirm_area);
249 gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);
250 gtk_widget_grab_default(next_btn);
251
252 g_signal_connect(G_OBJECT(help_btn), "clicked",
253 G_CALLBACK(manual_open_with_anchor_cb),
254 MANUAL_ANCHOR_SEARCHING);
255 g_signal_connect(G_OBJECT(prev_btn), "clicked",
256 G_CALLBACK(message_search_prev_clicked), NULL);
257 g_signal_connect(G_OBJECT(next_btn), "clicked",
258 G_CALLBACK(message_search_next_clicked), NULL);
259 g_signal_connect_closure
260 (G_OBJECT(close_btn), "clicked",
261 g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide),
262 window, NULL),
263 FALSE);
264 g_signal_connect(G_OBJECT(stop_btn), "clicked",
265 G_CALLBACK(message_search_stop_clicked), NULL);
266
267 search_window.window = window;
268 search_window.body_entry = body_entry;
269 search_window.case_checkbtn = case_checkbtn;
270 search_window.help_btn = help_btn;
271 search_window.prev_btn = prev_btn;
272 search_window.next_btn = next_btn;
273 search_window.close_btn = close_btn;
274 search_window.stop_btn = stop_btn;
275 }
276
message_search_execute(gboolean backward)277 static void message_search_execute(gboolean backward)
278 {
279 void *interface_obj = search_window.interface_obj;
280 gboolean case_sens;
281 gboolean all_searched = FALSE;
282 gchar *body_str;
283
284 body_str = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(search_window.body_entry));
285 if (!body_str)
286 body_str = gtk_editable_get_chars(
287 GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(search_window.body_entry))),0,-1);
288 if (!body_str || *body_str == '\0') return;
289
290 /* add to history */
291 combobox_unset_popdown_strings(GTK_COMBO_BOX_TEXT(search_window.body_entry));
292 prefs_common.message_search_history = add_history(
293 prefs_common.message_search_history, body_str);
294 combobox_set_popdown_strings(GTK_COMBO_BOX_TEXT(search_window.body_entry),
295 prefs_common.message_search_history);
296
297 case_sens = gtk_toggle_button_get_active
298 (GTK_TOGGLE_BUTTON(search_window.case_checkbtn));
299
300 search_window.is_searching = TRUE;
301 message_show_stop_button();
302
303 for (; search_window.is_searching;) {
304 gchar *str;
305 AlertValue val;
306
307 if (backward) {
308 if (search_window.interface->search_string_backward
309 (interface_obj, body_str, case_sens) == TRUE)
310 break;
311 } else {
312 if (search_window.interface->search_string
313 (interface_obj, body_str, case_sens) == TRUE)
314 break;
315 }
316
317 if (all_searched) {
318 alertpanel_full(_("Search failed"),
319 _("Search string not found."),
320 GTK_STOCK_CLOSE, NULL, NULL, FALSE,
321 ALERTFOCUS_FIRST, NULL, ALERT_WARNING);
322 break;
323 }
324
325 all_searched = TRUE;
326
327 if (backward)
328 str = _("Beginning of message reached; "
329 "continue from end?");
330 else
331 str = _("End of message reached; "
332 "continue from beginning?");
333
334 val = alertpanel(_("Search finished"), str,
335 GTK_STOCK_NO, GTK_STOCK_YES, NULL, ALERTFOCUS_SECOND);
336 if (G_ALERTALTERNATE == val) {
337 manage_window_focus_in(search_window.window,
338 NULL, NULL);
339 search_window.interface->set_position(interface_obj,
340 backward ? -1 : 0);
341 } else
342 break;
343 }
344
345 search_window.is_searching = FALSE;
346 message_hide_stop_button();
347 g_free(body_str);
348 }
349
body_changed(void)350 static void body_changed(void)
351 {
352 if (!search_window.body_entry_has_focus)
353 gtk_widget_grab_focus(search_window.body_entry);
354 }
355
body_entry_focus_evt_in(GtkWidget * widget,GdkEventFocus * event,gpointer data)356 static gboolean body_entry_focus_evt_in(GtkWidget *widget, GdkEventFocus *event,
357 gpointer data)
358 {
359 search_window.body_entry_has_focus = TRUE;
360 return FALSE;
361 }
362
body_entry_focus_evt_out(GtkWidget * widget,GdkEventFocus * event,gpointer data)363 static gboolean body_entry_focus_evt_out(GtkWidget *widget, GdkEventFocus *event,
364 gpointer data)
365 {
366 search_window.body_entry_has_focus = FALSE;
367 return FALSE;
368 }
369
message_search_prev_clicked(GtkButton * button,gpointer data)370 static void message_search_prev_clicked(GtkButton *button, gpointer data)
371 {
372 message_search_execute(TRUE);
373 }
374
message_search_next_clicked(GtkButton * button,gpointer data)375 static void message_search_next_clicked(GtkButton *button, gpointer data)
376 {
377 message_search_execute(FALSE);
378 }
379
key_pressed(GtkWidget * widget,GdkEventKey * event,gpointer data)380 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
381 gpointer data)
382 {
383 if (event && (event->keyval == GDK_KEY_Escape)) {
384 gtk_widget_hide(search_window.window);
385 }
386
387 if (event && (event->keyval == GDK_KEY_Return || event->keyval == GDK_KEY_KP_Enter)) {
388 message_search_execute(FALSE);
389 }
390
391 if (event && (event->keyval == GDK_KEY_Down || event->keyval == GDK_KEY_Up)) {
392 if (search_window.body_entry_has_focus) {
393 combobox_set_value_from_arrow_key(
394 GTK_COMBO_BOX(search_window.body_entry),
395 event->keyval);
396 return TRUE;
397 }
398 }
399
400 return FALSE;
401 }
402
message_search_stop_clicked(GtkButton * button,gpointer data)403 static void message_search_stop_clicked(GtkButton *button, gpointer data)
404 {
405 search_window.is_searching = FALSE;
406 }
407