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2006-08-17 [colin] 2.4.0cvs57
[claws.git] / src / mimeview.c
blob86717050f4d8aee4fcf4f9b0db997a5e3b18507a
1 /*
2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws 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 2 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, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20 #ifdef HAVE_CONFIG_H
21 # include "config.h"
22 #endif
23
24 #include "defs.h"
25
26 #include <glib.h>
27 #include <glib/gi18n.h>
28 #include <gdk/gdkkeysyms.h>
29 #include <gtk/gtknotebook.h>
30 #include <gtk/gtkscrolledwindow.h>
31 #include <gtk/gtkctree.h>
32 #include <gtk/gtkvbox.h>
33 #include <gtk/gtkhbox.h>
34 #include <gtk/gtkvpaned.h>
35 #include <gtk/gtktext.h>
36 #include <gtk/gtksignal.h>
37 #include <gtk/gtkmenu.h>
38 #include <gtk/gtkdnd.h>
39 #include <gtk/gtkselection.h>
40 #include <gtk/gtktooltips.h>
41 #include <gtk/gtkcontainer.h>
42 #include <gtk/gtkbutton.h>
43 #include <stdio.h>
44
45 #ifndef HAVE_APACHE_FNMATCH
46 /* kludge: apache's fnmatch clashes with <regex.h>, don't include
47 * fnmatch.h */
48 #include <fnmatch.h>
49 #endif
50
51 #include "main.h"
52 #include "mimeview.h"
53 #include "textview.h"
54 #include "procmime.h"
55 #include "summaryview.h"
56 #include "menu.h"
57 #include "filesel.h"
58 #include "alertpanel.h"
59 #include "inputdialog.h"
60 #include "utils.h"
61 #include "gtkutils.h"
62 #include "prefs_common.h"
63 #include "procheader.h"
64 #include "stock_pixmap.h"
65 #include "gtk/gtkvscrollbutton.h"
66 #include "gtk/logwindow.h"
67
68
69 typedef enum
70 {
71 COL_MIMETYPE = 0,
72 COL_SIZE = 1,
73 COL_NAME = 2
74 } MimeViewColumnPos;
75
76 #define N_MIMEVIEW_COLS 3
77
78 static void mimeview_set_multipart_tree (MimeView *mimeview,
79 MimeInfo *mimeinfo,
80 GtkCTreeNode *parent);
81 static GtkCTreeNode *mimeview_append_part (MimeView *mimeview,
82 MimeInfo *partinfo,
83 GtkCTreeNode *parent);
84 static void mimeview_show_message_part (MimeView *mimeview,
85 MimeInfo *partinfo);
86 static void mimeview_change_view_type (MimeView *mimeview,
87 MimeViewType type);
88 gchar *mimeview_get_filename_for_part (MimeInfo *partinfo,
89 const gchar *basedir,
90 gint number);
91 static gboolean mimeview_write_part (const gchar *filename,
92 MimeInfo *partinfo);
93
94 static void mimeview_selected (GtkCTree *ctree,
95 GtkCTreeNode *node,
96 gint column,
97 MimeView *mimeview);
98 static void mimeview_start_drag (GtkWidget *widget,
99 gint button,
100 GdkEvent *event,
101 MimeView *mimeview);
102 static gint mimeview_button_pressed (GtkWidget *widget,
103 GdkEventButton *event,
104 MimeView *mimeview);
105 static gint mimeview_key_pressed (GtkWidget *widget,
106 GdkEventKey *event,
107 MimeView *mimeview);
108
109 static void mimeview_drag_data_get (GtkWidget *widget,
110 GdkDragContext *drag_context,
111 GtkSelectionData *selection_data,
112 guint info,
113 guint time,
114 MimeView *mimeview);
115
116 static gboolean mimeview_scrolled (GtkWidget *widget,
117 GdkEventScroll *event,
118 MimeView *mimeview);
119 static void mimeview_display_as_text (MimeView *mimeview);
120 static void mimeview_save_as (MimeView *mimeview);
121 static void mimeview_save_all (MimeView *mimeview);
122 static void mimeview_launch (MimeView *mimeview);
123 static void mimeview_open_with (MimeView *mimeview);
124 static void mimeview_open_part_with (MimeView *mimeview,
125 MimeInfo *partinfo,
126 gboolean automatic);
127 static void mimeview_view_file (const gchar *filename,
128 MimeInfo *partinfo,
129 const gchar *cmd,
130 MimeView *mimeview);
131 static gboolean icon_clicked_cb (GtkWidget *button,
132 GdkEventButton *event,
133 MimeView *mimeview);
134 static void icon_selected (MimeView *mimeview,
135 gint num,
136 MimeInfo *partinfo);
137 static gint icon_key_pressed (GtkWidget *button,
138 GdkEventKey *event,
139 MimeView *mimeview);
140 static void toggle_icon (GtkToggleButton *button,
141 MimeView *mimeview);
142 static void icon_list_append_icon (MimeView *mimeview,
143 MimeInfo *mimeinfo);
144 static void icon_list_create (MimeView *mimeview,
145 MimeInfo *mimeinfo);
146 static void icon_list_clear (MimeView *mimeview);
147 static void icon_list_toggle_by_mime_info (MimeView *mimeview,
148 MimeInfo *mimeinfo);
149 static gboolean icon_list_select_by_number(MimeView *mimeview,
150 gint number);
151 static void mime_toggle_button_cb (GtkWidget *button,
152 MimeView *mimeview);
153 static gboolean part_button_pressed (MimeView *mimeview,
154 GdkEventButton *event,
155 MimeInfo *partinfo);
156 static void icon_scroll_size_allocate_cb(GtkWidget *widget,
157 GtkAllocation *layout_size,
158 MimeView *mimeview);
159
160 static GtkItemFactoryEntry mimeview_popup_entries[] =
161 {
162 {N_("/_Open"), NULL, mimeview_launch, 0, NULL},
163 {N_("/Open _with..."), NULL, mimeview_open_with, 0, NULL},
164 {N_("/_Display as text"), NULL, mimeview_display_as_text, 0, NULL},
165 {N_("/_Save as..."), NULL, mimeview_save_as, 0, NULL},
166 {N_("/Save _all..."), NULL, mimeview_save_all, 0, NULL},
167 };
168
169 static GtkTargetEntry mimeview_mime_types[] =
170 {
171 {"text/uri-list", 0, 0}
172 };
173
174 GSList *mimeviewer_factories;
175 GSList *mimeviews;
176
177 MimeView *mimeview_create(MainWindow *mainwin)
178 {
179 MimeView *mimeview;
180
181 GtkWidget *paned;
182 GtkWidget *scrolledwin;
183 GtkWidget *ctree;
184 GtkWidget *mime_notebook;
185 GtkWidget *popupmenu;
186 GtkWidget *ctree_mainbox;
187 GtkWidget *vbox;
188 GtkWidget *mime_toggle;
189 GtkWidget *icon_mainbox;
190 GtkWidget *icon_scroll;
191 GtkWidget *icon_vbox;
192 GtkWidget *arrow;
193 GtkWidget *scrollbutton;
194 GtkWidget *hbox;
195 GtkTooltips *tooltips;
196 GtkItemFactory *popupfactory;
197 NoticeView *siginfoview;
198 gchar *titles[N_MIMEVIEW_COLS];
199 gint n_entries;
200 gint i;
201
202 debug_print("Creating MIME view...\n");
203 mimeview = g_new0(MimeView, 1);
204
205 titles[COL_MIMETYPE] = _("MIME Type");
206 titles[COL_SIZE] = _("Size");
207 titles[COL_NAME] = _("Name");
208
209 scrolledwin = gtk_scrolled_window_new(NULL, NULL);
210 gtk_widget_show(scrolledwin);
211 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
212 GTK_POLICY_AUTOMATIC,
213 GTK_POLICY_AUTOMATIC);
214
215 ctree = gtk_sctree_new_with_titles(N_MIMEVIEW_COLS, 0, titles);
216 gtk_widget_show(ctree);
217 gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_BROWSE);
218 gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_NONE);
219 gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_SIZE,
220 GTK_JUSTIFY_RIGHT);
221 gtk_clist_set_column_width(GTK_CLIST(ctree), COL_MIMETYPE, 240);
222 gtk_clist_set_column_width(GTK_CLIST(ctree), COL_SIZE, 90);
223 for (i = 0; i < N_MIMEVIEW_COLS; i++)
224 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[i].button,
225 GTK_CAN_FOCUS);
226 gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
227
228 g_signal_connect(G_OBJECT(ctree), "tree_select_row",
229 G_CALLBACK(mimeview_selected), mimeview);
230 g_signal_connect(G_OBJECT(ctree), "button_release_event",
231 G_CALLBACK(mimeview_button_pressed), mimeview);
232 g_signal_connect(G_OBJECT(ctree), "key_press_event",
233 G_CALLBACK(mimeview_key_pressed), mimeview);
234 g_signal_connect(G_OBJECT (ctree),"start_drag",
235 G_CALLBACK (mimeview_start_drag), mimeview);
236 g_signal_connect(G_OBJECT(ctree), "drag_data_get",
237 G_CALLBACK(mimeview_drag_data_get), mimeview);
238
239 mime_notebook = gtk_notebook_new();
240 gtk_widget_show(mime_notebook);
241 GTK_WIDGET_UNSET_FLAGS(mime_notebook, GTK_CAN_FOCUS);
242 gtk_notebook_set_show_tabs(GTK_NOTEBOOK(mime_notebook), FALSE);
243 gtk_notebook_set_show_border(GTK_NOTEBOOK(mime_notebook), FALSE);
244
245 icon_vbox = gtk_vbox_new(FALSE, 2);
246 gtk_widget_show(icon_vbox);
247 icon_scroll = gtk_layout_new(NULL, NULL);
248 gtk_widget_show(icon_scroll);
249 gtk_layout_put(GTK_LAYOUT(icon_scroll), icon_vbox, 0, 0);
250 scrollbutton = gtk_vscrollbutton_new(gtk_layout_get_vadjustment(GTK_LAYOUT(icon_scroll)));
251 gtk_widget_show(scrollbutton);
252
253 g_signal_connect(G_OBJECT(icon_scroll), "scroll_event",
254 G_CALLBACK(mimeview_scrolled), mimeview);
255
256 mime_toggle = gtk_toggle_button_new();
257 gtk_widget_show(mime_toggle);
258 arrow = gtk_arrow_new(GTK_ARROW_LEFT, GTK_SHADOW_NONE);
259 gtk_widget_show(arrow);
260 gtk_container_add(GTK_CONTAINER(mime_toggle), arrow);
261 g_signal_connect(G_OBJECT(mime_toggle), "toggled",
262 G_CALLBACK(mime_toggle_button_cb), mimeview);
263
264 icon_mainbox = gtk_vbox_new(FALSE, 0);
265 gtk_widget_show(icon_mainbox);
266 gtk_box_pack_start(GTK_BOX(icon_mainbox), mime_toggle, FALSE, FALSE, 0);
267 gtk_box_pack_start(GTK_BOX(icon_mainbox), icon_scroll, TRUE, TRUE, 3);
268 gtk_box_pack_end(GTK_BOX(icon_mainbox), scrollbutton, FALSE, FALSE, 0);
269 g_signal_connect(G_OBJECT(icon_mainbox), "size_allocate",
270 G_CALLBACK(icon_scroll_size_allocate_cb), mimeview);
271
272 ctree_mainbox = gtk_hbox_new(FALSE, 0);
273 gtk_box_pack_start(GTK_BOX(ctree_mainbox), scrolledwin, TRUE, TRUE, 0);
274
275 n_entries = sizeof(mimeview_popup_entries) /
276 sizeof(mimeview_popup_entries[0]);
277 popupmenu = menu_create_items(mimeview_popup_entries, n_entries,
278 "<MimeView>", &popupfactory, mimeview);
279 tooltips = gtk_tooltips_new();
280 gtk_tooltips_set_delay(tooltips, 0);
281
282 vbox = gtk_vbox_new(FALSE, 0);
283 gtk_widget_show(vbox);
284 siginfoview = noticeview_create(mainwin);
285 noticeview_hide(siginfoview);
286 noticeview_set_icon_clickable(siginfoview, TRUE);
287 gtk_box_pack_start(GTK_BOX(vbox), mime_notebook, TRUE, TRUE, 0);
288 gtk_box_pack_end(GTK_BOX(vbox), GTK_WIDGET_PTR(siginfoview), FALSE, FALSE, 0);
289
290 paned = gtk_vpaned_new();
291 gtk_widget_show(paned);
292 gtk_paned_set_gutter_size(GTK_PANED(paned), 0);
293 gtk_paned_pack1(GTK_PANED(paned), ctree_mainbox, FALSE, TRUE);
294 gtk_paned_pack2(GTK_PANED(paned), vbox, TRUE, TRUE);
295
296 hbox = gtk_hbox_new(FALSE, 0);
297 gtk_box_pack_start(GTK_BOX(hbox), paned, TRUE, TRUE, 0);
298 gtk_box_pack_start(GTK_BOX(hbox), icon_mainbox, FALSE, FALSE, 0);
299
300 gtk_widget_show(hbox);
301 gtk_widget_hide(ctree_mainbox);
302
303 mimeview->hbox = hbox;
304 mimeview->paned = paned;
305 mimeview->scrolledwin = scrolledwin;
306 mimeview->ctree = ctree;
307 mimeview->mime_notebook = mime_notebook;
308 mimeview->popupmenu = popupmenu;
309 mimeview->popupfactory = popupfactory;
310 mimeview->type = -1;
311 mimeview->ctree_mainbox = ctree_mainbox;
312 mimeview->icon_scroll = icon_scroll;
313 mimeview->icon_vbox = icon_vbox;
314 mimeview->icon_mainbox = icon_mainbox;
315 mimeview->icon_count = 0;
316 mimeview->mainwin = mainwin;
317 mimeview->tooltips = tooltips;
318 mimeview->oldsize = 60;
319 mimeview->mime_toggle = mime_toggle;
320 mimeview->siginfoview = siginfoview;
321 mimeview->scrollbutton = scrollbutton;
322 mimeview->target_list = gtk_target_list_new(mimeview_mime_types, 1);
323
324 mimeviews = g_slist_prepend(mimeviews, mimeview);
325
326 return mimeview;
327 }
328
329 void mimeview_init(MimeView *mimeview)
330 {
331 textview_init(mimeview->textview);
332
333 gtk_container_add(GTK_CONTAINER(mimeview->mime_notebook),
334 GTK_WIDGET_PTR(mimeview->textview));
335 }
336
337 void mimeview_show_message(MimeView *mimeview, MimeInfo *mimeinfo,
338 const gchar *file)
339 {
340 GtkCTree *ctree = GTK_CTREE(mimeview->ctree);
341 GtkCTreeNode *node;
342
343 mimeview_clear(mimeview);
344
345 g_return_if_fail(file != NULL);
346 g_return_if_fail(mimeinfo != NULL);
347
348 mimeview->mimeinfo = mimeinfo;
349
350 mimeview->file = g_strdup(file);
351
352 g_signal_handlers_block_by_func(G_OBJECT(ctree), mimeview_selected,
353 mimeview);
354
355 mimeview_set_multipart_tree(mimeview, mimeinfo, NULL);
356 icon_list_create(mimeview, mimeinfo);
357
358 g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
359 mimeview_selected, mimeview);
360
361 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
362 if (node) {
363 gtk_ctree_select(ctree, node);
364 icon_list_toggle_by_mime_info
365 (mimeview, gtk_ctree_node_get_row_data(ctree, node));
366 gtkut_ctree_set_focus_row(ctree, node);
367 }
368 }
369
370 #ifdef USE_PTHREAD
371 static void mimeview_check_sig_cancel_now(MimeView *mimeview);
372 #endif
373
374 static void mimeview_free_mimeinfo(MimeView *mimeview)
375 {
376 gboolean defer = FALSE;
377 #ifdef USE_PTHREAD
378 defer = (mimeview->check_data != NULL);
379 if (defer)
380 mimeview->check_data->free_after_use = TRUE;
381 #endif
382 if (mimeview->mimeinfo != NULL && !defer) {
383 procmime_mimeinfo_free_all(mimeview->mimeinfo);
384 mimeview->mimeinfo = NULL;
385 } else if (defer) {
386 #ifdef USE_PTHREAD
387 debug_print("deferring free(mimeinfo) and cancelling check\n");
388 mimeview_check_sig_cancel_now(mimeview);
389 #endif
390 }
391 }
392
393 void mimeview_destroy(MimeView *mimeview)
394 {
395 GSList *cur;
396
397 for (cur = mimeview->viewers; cur != NULL; cur = g_slist_next(cur)) {
398 MimeViewer *viewer = (MimeViewer *) cur->data;
399 viewer->destroy_viewer(viewer);
400 }
401 g_slist_free(mimeview->viewers);
402 gtk_target_list_unref(mimeview->target_list);
403
404 mimeview_free_mimeinfo(mimeview);
405 #ifdef USE_PTHREAD
406 if (mimeview->check_data) {
407 mimeview->check_data->destroy_mimeview = TRUE;
408 debug_print("deferring destroy\n");
409 } else
410 #endif
411 {
412 g_free(mimeview->file);
413 g_free(mimeview);
414 mimeviews = g_slist_remove(mimeviews, mimeview);
415 }
416
417 }
418
419 MimeInfo *mimeview_get_selected_part(MimeView *mimeview)
420 {
421 return gtk_ctree_node_get_row_data
422 (GTK_CTREE(mimeview->ctree), mimeview->opened);
423 }
424
425 static void mimeview_set_multipart_tree(MimeView *mimeview,
426 MimeInfo *mimeinfo,
427 GtkCTreeNode *parent)
428 {
429 GtkCTreeNode *node;
430
431 g_return_if_fail(mimeinfo != NULL);
432
433 while (mimeinfo != NULL) {
434 node = mimeview_append_part(mimeview, mimeinfo, parent);
435
436 if (mimeinfo->node->children)
437 mimeview_set_multipart_tree(mimeview, (MimeInfo *) mimeinfo->node->children->data, node);
438 mimeinfo = mimeinfo->node->next != NULL ? (MimeInfo *) mimeinfo->node->next->data : NULL;
439 }
440 }
441
442 static const gchar *get_real_part_name(MimeInfo *partinfo)
443 {
444 const gchar *name = NULL;
445
446 name = procmime_mimeinfo_get_parameter(partinfo, "filename");
447 if (name == NULL)
448 name = procmime_mimeinfo_get_parameter(partinfo, "name");
449
450 return name;
451 }
452
453 static const gchar *get_part_name(MimeInfo *partinfo)
454 {
455 const gchar *name;
456
457 name = get_real_part_name(partinfo);
458 if (name == NULL)
459 name = "";
460
461 return name;
462 }
463
464 static const gchar *get_part_description(MimeInfo *partinfo)
465 {
466 if (partinfo->description)
467 return partinfo->description;
468 else
469 return get_part_name(partinfo);
470 }
471
472 static GtkCTreeNode *mimeview_append_part(MimeView *mimeview,
473 MimeInfo *partinfo,
474 GtkCTreeNode *parent)
475 {
476 GtkCTree *ctree = GTK_CTREE(mimeview->ctree);
477 GtkCTreeNode *node;
478 static gchar content_type[64];
479 gchar *str[N_MIMEVIEW_COLS];
480
481 if (partinfo->type != MIMETYPE_UNKNOWN && partinfo->subtype) {
482 g_snprintf(content_type, 64, "%s/%s", procmime_get_media_type_str(partinfo->type), partinfo->subtype);
483 } else {
484 g_snprintf(content_type, 64, "UNKNOWN");
485 }
486
487 str[COL_MIMETYPE] = content_type;
488 str[COL_SIZE] = to_human_readable(partinfo->length);
489 if (prefs_common.attach_desc)
490 str[COL_NAME] = (gchar *) get_part_description(partinfo);
491 else
492 str[COL_NAME] = (gchar *) get_part_name(partinfo);
493
494 node = gtk_sctree_insert_node(ctree, parent, NULL, str, 0,
495 NULL, NULL, NULL, NULL,
496 FALSE, TRUE);
497 gtk_ctree_node_set_row_data(ctree, node, partinfo);
498
499 return node;
500 }
501
502 static void mimeview_show_message_part(MimeView *mimeview, MimeInfo *partinfo)
503 {
504 FILE *fp;
505 const gchar *fname;
506
507 if (!partinfo) return;
508
509 fname = mimeview->file;
510 if (!fname) return;
511
512 if ((fp = g_fopen(fname, "rb")) == NULL) {
513 FILE_OP_ERROR(fname, "fopen");
514 return;
515 }
516
517 if (fseek(fp, partinfo->offset, SEEK_SET) < 0) {
518 FILE_OP_ERROR(mimeview->file, "fseek");
519 fclose(fp);
520 return;
521 }
522
523 mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
524 textview_show_part(mimeview->textview, partinfo, fp);
525
526 fclose(fp);
527 }
528
529 static MimeViewer *get_viewer_for_content_type(MimeView *mimeview, const gchar *content_type)
530 {
531 GSList *cur;
532 MimeViewerFactory *factory = NULL;
533 MimeViewer *viewer = NULL;
534
535 /*
536 * FNM_CASEFOLD is a GNU extension
537 * if its not defined copy the string to the stack and
538 * convert the copy to lower case
539 */
540 #ifndef FNM_CASEFOLD
541 #define FNM_CASEFOLD 0
542 Xstrdup_a(content_type, content_type, return NULL);
543 g_strdown((gchar *)content_type);
544 #endif
545
546 for (cur = mimeviewer_factories; cur != NULL; cur = g_slist_next(cur)) {
547 MimeViewerFactory *curfactory = cur->data;
548 gint i = 0;
549
550 while (curfactory->content_types[i] != NULL) {
551 if(!fnmatch(curfactory->content_types[i], content_type, FNM_CASEFOLD)) {
552 debug_print("%s\n", curfactory->content_types[i]);
553 factory = curfactory;
554 break;
555 }
556 i++;
557 }
558 if (factory != NULL)
559 break;
560 }
561 if (factory == NULL)
562 return NULL;
563
564 for (cur = mimeview->viewers; cur != NULL; cur = g_slist_next(cur)) {
565 MimeViewer *curviewer = cur->data;
566
567 if (curviewer->factory == factory)
568 return curviewer;
569 }
570 viewer = factory->create_viewer();
571 gtk_container_add(GTK_CONTAINER(mimeview->mime_notebook),
572 GTK_WIDGET(viewer->get_widget(viewer)));
573
574 mimeview->viewers = g_slist_append(mimeview->viewers, viewer);
575
576 return viewer;
577 }
578
579 static MimeViewer *get_viewer_for_mimeinfo(MimeView *mimeview, MimeInfo *partinfo)
580 {
581 gchar *content_type = NULL;
582 MimeViewer *viewer = NULL;
583
584 if ((partinfo->type == MIMETYPE_APPLICATION) &&
585 (!g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))) {
586 const gchar *filename;
587
588 filename = procmime_mimeinfo_get_parameter(partinfo, "filename");
589 if (filename == NULL)
590 filename = procmime_mimeinfo_get_parameter(partinfo, "name");
591 if (filename != NULL)
592 content_type = procmime_get_mime_type(filename);
593 } else {
594 content_type = procmime_get_content_type_str(partinfo->type, partinfo->subtype);
595 }
596
597 if (content_type != NULL) {
598 viewer = get_viewer_for_content_type(mimeview, content_type);
599 g_free(content_type);
600 }
601
602 return viewer;
603 }
604
605 gboolean mimeview_show_part(MimeView *mimeview, MimeInfo *partinfo)
606 {
607 MimeViewer *viewer;
608
609 viewer = get_viewer_for_mimeinfo(mimeview, partinfo);
610 if (viewer == NULL) {
611 if (mimeview->mimeviewer != NULL)
612 mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
613 mimeview->mimeviewer = NULL;
614 return FALSE;
615 }
616
617 if (mimeview->mimeviewer != NULL)
618 mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
619
620 if (mimeview->mimeviewer != viewer) {
621 mimeview->mimeviewer = viewer;
622 mimeview_change_view_type(mimeview, MIMEVIEW_VIEWER);
623 }
624 viewer->mimeview = mimeview;
625 viewer->show_mimepart(viewer, mimeview->file, partinfo);
626
627 return TRUE;
628 }
629
630 static void mimeview_change_view_type(MimeView *mimeview, MimeViewType type)
631 {
632 TextView *textview = mimeview->textview;
633
634 if ((mimeview->type != MIMEVIEW_VIEWER) &&
635 (mimeview->type == type)) return;
636
637 switch (type) {
638 case MIMEVIEW_TEXT:
639 gtk_notebook_set_current_page(GTK_NOTEBOOK(mimeview->mime_notebook),
640 gtk_notebook_page_num(GTK_NOTEBOOK(mimeview->mime_notebook),
641 GTK_WIDGET_PTR(textview)));
642 break;
643 case MIMEVIEW_VIEWER:
644 gtk_notebook_set_current_page(GTK_NOTEBOOK(mimeview->mime_notebook),
645 gtk_notebook_page_num(GTK_NOTEBOOK(mimeview->mime_notebook),
646 GTK_WIDGET(mimeview->mimeviewer->get_widget(mimeview->mimeviewer))));
647 break;
648 default:
649 return;
650 }
651
652 mimeview->type = type;
653 }
654
655 void mimeview_clear(MimeView *mimeview)
656 {
657 GtkCList *clist = NULL;
658
659 if (!mimeview)
660 return;
661
662 if (g_slist_find(mimeviews, mimeview) == NULL)
663 return;
664
665 clist = GTK_CLIST(mimeview->ctree);
666
667 noticeview_hide(mimeview->siginfoview);
668
669 gtk_clist_clear(clist);
670 textview_clear(mimeview->textview);
671 if (mimeview->mimeviewer != NULL)
672 mimeview->mimeviewer->clear_viewer(mimeview->mimeviewer);
673
674 mimeview_free_mimeinfo(mimeview);
675
676 mimeview->mimeinfo = NULL;
677
678 mimeview->opened = NULL;
679
680 g_free(mimeview->file);
681 mimeview->file = NULL;
682
683 icon_list_clear(mimeview);
684 mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
685 }
686
687 static void check_signature_cb(GtkWidget *widget, gpointer user_data);
688 void mimeview_check_signature(MimeView *mimeview);
689 static void display_full_info_cb(GtkWidget *widget, gpointer user_data);
690
691 static void update_signature_noticeview(MimeView *mimeview, MimeInfo *mimeinfo,
692 gboolean special, SignatureStatus code)
693 {
694 gchar *text = NULL, *button_text = NULL;
695 void *func = NULL;
696 StockPixmap icon = STOCK_PIXMAP_PRIVACY_SIGNED;
697 SignatureStatus mycode = SIGNATURE_UNCHECKED;
698
699 g_return_if_fail(mimeview != NULL);
700 g_return_if_fail(mimeinfo != NULL);
701
702 if (special)
703 mycode = code;
704 else
705 mycode = privacy_mimeinfo_get_sig_status(mimeinfo);
706
707 switch (mycode) {
708 case SIGNATURE_UNCHECKED:
709 button_text = _("Check signature");
710 func = check_signature_cb;
711 icon = STOCK_PIXMAP_PRIVACY_SIGNED;
712 break;
713 case SIGNATURE_OK:
714 button_text = _("View full information");
715 func = display_full_info_cb;
716 icon = STOCK_PIXMAP_PRIVACY_PASSED;
717 break;
718 case SIGNATURE_WARN:
719 button_text = _("View full information");
720 func = display_full_info_cb;
721 icon = STOCK_PIXMAP_PRIVACY_WARN;
722 break;
723 case SIGNATURE_INVALID:
724 button_text = _("View full information");
725 func = display_full_info_cb;
726 icon = STOCK_PIXMAP_PRIVACY_FAILED;
727 break;
728 case SIGNATURE_CHECK_FAILED:
729 button_text = _("Check again");
730 func = check_signature_cb;
731 icon = STOCK_PIXMAP_PRIVACY_UNKNOWN;
732 case SIGNATURE_CHECK_TIMEOUT:
733 button_text = _("Check again");
734 func = check_signature_cb;
735 icon = STOCK_PIXMAP_PRIVACY_UNKNOWN;
736 default:
737 break;
738 }
739 if (mycode == SIGNATURE_UNCHECKED) {
740 gchar *tmp = privacy_mimeinfo_sig_info_short(mimeinfo);
741 text = g_strdup_printf("%s %s",
742 tmp, _("Click the icon or hit 'C' to check it."));
743 g_free(tmp);
744 } else if (mycode != SIGNATURE_CHECK_TIMEOUT) {
745 text = privacy_mimeinfo_sig_info_short(mimeinfo);
746 } else if (mycode == SIGNATURE_CHECK_TIMEOUT) {
747 text = g_strdup(_("Timeout checking the signature. Click the icon or hit 'C' to try again."));
748 }
749
750 noticeview_set_text(mimeview->siginfoview, text);
751 gtk_label_set_selectable(GTK_LABEL(mimeview->siginfoview->text), TRUE);
752
753 g_free(text);
754 noticeview_set_button_text(mimeview->siginfoview, NULL);
755 noticeview_set_button_press_callback(
756 mimeview->siginfoview,
757 G_CALLBACK(func),
758 (gpointer) mimeview);
759 noticeview_set_icon(mimeview->siginfoview, icon);
760 noticeview_set_tooltip(mimeview->siginfoview, button_text);
761 }
762
763 #ifdef USE_PTHREAD
764
765 /* reset all thread stuff, and do the cleanups we've been left to do */
766 static void mimeview_check_data_reset(MimeView *mimeview)
767 {
768 if (!mimeview->check_data)
769 return;
770
771 if (mimeview->check_data->free_after_use) {
772 debug_print("freeing deferred mimeinfo\n");
773 procmime_mimeinfo_free_all(mimeview->check_data->siginfo);
774 }
775 if (mimeview->check_data->destroy_mimeview) {
776 debug_print("freeing deferred mimeview\n");
777 g_free(mimeview->file);
778 g_free(mimeview);
779 mimeviews = g_slist_remove(mimeviews, mimeview);
780 }
781
782 g_free(mimeview->check_data);
783 mimeview->check_data = NULL;
784 }
785
786 /* GUI update once the checker thread is done or killed */
787 static gboolean mimeview_check_sig_thread_cb(void *data)
788 {
789 MimeView *mimeview = (MimeView *) data;
790 MimeInfo *mimeinfo = mimeview->siginfo;
791
792 debug_print("mimeview_check_sig_thread_cb\n");
793
794 if (mimeinfo == NULL) {
795 /* message changed !? */
796 g_warning("no more siginfo!\n");
797 goto end;
798 }
799
800 if (!mimeview->check_data) {
801 g_warning("nothing to check\n");
802 return FALSE;
803 }
804
805 if (mimeview->check_data->siginfo != mimeinfo) {
806 /* message changed !? */
807 g_warning("different siginfo!\n");
808 goto end;
809 }
810
811 if (mimeview->check_data->destroy_mimeview ||
812 mimeview->check_data->free_after_use) {
813 debug_print("not bothering, we're changing message\n");
814 goto end;
815 }
816
817 /* update status */
818 if (mimeview->check_data->timeout)
819 update_signature_noticeview(mimeview, mimeview->siginfo,
820 TRUE, SIGNATURE_CHECK_TIMEOUT);
821 else
822 update_signature_noticeview(mimeview, mimeview->siginfo,
823 FALSE, 0);
824 icon_list_clear(mimeview);
825 icon_list_create(mimeview, mimeview->mimeinfo);
826
827 end:
828 mimeview_check_data_reset(mimeview);
829 return FALSE;
830 }
831
832 /* sig checker thread */
833 static void *mimeview_check_sig_worker_thread(void *data)
834 {
835 MimeView *mimeview = (MimeView *)data;
836 MimeInfo *mimeinfo = mimeview->siginfo;
837
838 debug_print("checking...\n");
839
840 if (!mimeview->check_data)
841 return NULL;
842
843 if (mimeinfo && mimeinfo == mimeview->check_data->siginfo)
844 privacy_mimeinfo_check_signature(mimeinfo);
845 else {
846 /* that's strange! we changed message without
847 * getting killed. */
848 g_warning("different siginfo!\n");
849 mimeview_check_data_reset(mimeview);
850 return NULL;
851 }
852
853 /* use g_timeout so that GUI updates is done from the
854 * correct thread */
855 g_timeout_add(0,mimeview_check_sig_thread_cb,mimeview);
856
857 return NULL;
858 }
859
860 /* killer thread - acts when the checker didn't work fast
861 * enough. */
862 static void *mimeview_check_sig_cancel_thread(void *data)
863 {
864 MimeView *mimeview = (MimeView *)data;
865
866 if (!mimeview->check_data)
867 return NULL; /* nothing to kill ! */
868
869 /* wait for a few seconds... */
870 debug_print("waiting a while\n");
871
872 sleep(5);
873
874 if (!mimeview->check_data)
875 return NULL; /* nothing to kill, it's done in time :) */
876
877 /* too late, go away checker thread */
878 debug_print("killing checker thread\n");
879 pthread_cancel(mimeview->check_data->th);
880
881 /* tell upstream it was a timeout */
882 mimeview->check_data->timeout = TRUE;
883 /* use g_timeout so that GUI updates is done from the
884 * correct thread */
885 g_timeout_add(0,mimeview_check_sig_thread_cb,mimeview);
886
887 return NULL;
888 }
889
890 /* get rid of the checker thread right now - used when changing the
891 * displayed message for example. */
892 static void mimeview_check_sig_cancel_now(MimeView *mimeview)
893 {
894 if (!mimeview->check_data)
895 return;
896 debug_print("killing checker thread NOW\n");
897 pthread_cancel(mimeview->check_data->th);
898
899 /* tell upstream it was a timeout */
900 mimeview->check_data->timeout = TRUE;
901 mimeview_check_sig_thread_cb(mimeview);
902 return;
903 }
904
905 /* creates a thread to check the signature, and a second one
906 * to kill the first one after a timeout */
907 static void mimeview_check_sig_in_thread(MimeView *mimeview)
908 {
909 pthread_t th, th2;
910 pthread_attr_t detach, detach2;
911
912 if (mimeview->check_data) {
913 g_warning("already checking it");
914 return;
915 }
916
917 mimeview->check_data = g_new0(SigCheckData, 1);
918 mimeview->check_data->siginfo = mimeview->siginfo;
919 debug_print("creating thread\n");
920
921 pthread_attr_init(&detach);
922 pthread_attr_setdetachstate(&detach, TRUE);
923
924 pthread_attr_init(&detach2);
925 pthread_attr_setdetachstate(&detach2, TRUE);
926
927 /* create the checker thread */
928 if (pthread_create(&th, &detach,
929 mimeview_check_sig_worker_thread,
930 mimeview) != 0) {
931 /* arh. We'll do it synchronously. */
932 g_warning("can't create thread");
933 g_free(mimeview->check_data);
934 mimeview->check_data = NULL;
935 return;
936 } else
937 mimeview->check_data->th = th;
938
939 /* create the killer thread */
940 pthread_create(&th2, &detach2,
941 mimeview_check_sig_cancel_thread,
942 mimeview);
943 }
944 #endif
945
946 static void check_signature_cb(GtkWidget *widget, gpointer user_data)
947 {
948 MimeView *mimeview = (MimeView *) user_data;
949 MimeInfo *mimeinfo = mimeview->siginfo;
950
951 if (mimeinfo == NULL)
952 return;
953 #ifdef USE_PTHREAD
954 if (mimeview->check_data)
955 return;
956 #endif
957 noticeview_set_text(mimeview->siginfoview, _("Checking signature..."));
958 GTK_EVENTS_FLUSH();
959 #if (defined USE_PTHREAD && defined __GLIBC__ && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 3)))
960 /* let's do it non-blocking */
961 mimeview_check_sig_in_thread(mimeview);
962 if (!mimeview->check_data) /* let's check syncronously */
963 #endif
964 {
965 debug_print("checking without thread\n");
966 privacy_mimeinfo_check_signature(mimeinfo);
967 update_signature_noticeview(mimeview, mimeview->siginfo, FALSE, 0);
968 icon_list_clear(mimeview);
969 icon_list_create(mimeview, mimeview->mimeinfo);
970 }
971 }
972
973 void mimeview_check_signature(MimeView *mimeview)
974 {
975 check_signature_cb(NULL, mimeview);
976 }
977
978 static void redisplay_email(GtkWidget *widget, gpointer user_data)
979 {
980 MimeView *mimeview = (MimeView *) user_data;
981 GtkCTreeNode *node = mimeview->opened;
982 mimeview->opened = NULL;
983 mimeview_selected(GTK_CTREE(mimeview->ctree), node, 0, mimeview);
984 }
985
986 static void display_full_info_cb(GtkWidget *widget, gpointer user_data)
987 {
988 MimeView *mimeview = (MimeView *) user_data;
989 gchar *siginfo;
990
991 siginfo = privacy_mimeinfo_sig_info_full(mimeview->siginfo);
992 textview_set_text(mimeview->textview, siginfo);
993 g_free(siginfo);
994 noticeview_set_button_text(mimeview->siginfoview, NULL);
995 noticeview_set_button_press_callback(
996 mimeview->siginfoview,
997 G_CALLBACK(redisplay_email),
998 (gpointer) mimeview);
999 noticeview_set_tooltip(mimeview->siginfoview, _("Go back to email"));
1000 }
1001
1002 static void update_signature_info(MimeView *mimeview, MimeInfo *selected)
1003 {
1004 MimeInfo *siginfo;
1005 MimeInfo *first_text;
1006
1007 g_return_if_fail(mimeview != NULL);
1008 g_return_if_fail(selected != NULL);
1009
1010 if (selected->type == MIMETYPE_MESSAGE
1011 && !g_ascii_strcasecmp(selected->subtype, "rfc822")) {
1012 /* if the first text part is signed, check that */
1013 first_text = selected;
1014 while (first_text && first_text->type != MIMETYPE_TEXT) {
1015 first_text = procmime_mimeinfo_next(first_text);
1016 }
1017 if (first_text) {
1018 update_signature_info(mimeview, first_text);
1019 return;
1020 }
1021 }
1022
1023 siginfo = selected;
1024 while (siginfo != NULL) {
1025 if (privacy_mimeinfo_is_signed(siginfo))
1026 break;
1027 siginfo = procmime_mimeinfo_parent(siginfo);
1028 }
1029 mimeview->siginfo = siginfo;
1030
1031 if (siginfo == NULL) {
1032 noticeview_hide(mimeview->siginfoview);
1033 return;
1034 }
1035
1036 update_signature_noticeview(mimeview, siginfo, FALSE, 0);
1037 noticeview_show(mimeview->siginfoview);
1038 }
1039
1040 static void mimeview_selected(GtkCTree *ctree, GtkCTreeNode *node, gint column,
1041 MimeView *mimeview)
1042 {
1043 MimeInfo *partinfo;
1044 if (mimeview->opened == node) return;
1045 mimeview->opened = node;
1046 mimeview->spec_part = NULL;
1047 gtk_ctree_node_moveto(ctree, node, -1, 0.5, 0);
1048
1049 partinfo = gtk_ctree_node_get_row_data(ctree, node);
1050 if (!partinfo) return;
1051
1052 /* ungrab the mouse event */
1053 if (GTK_WIDGET_HAS_GRAB(ctree)) {
1054 gtk_grab_remove(GTK_WIDGET(ctree));
1055 if (gdk_pointer_is_grabbed())
1056 gdk_pointer_ungrab(GDK_CURRENT_TIME);
1057 }
1058
1059 mimeview->textview->default_text = FALSE;
1060
1061 update_signature_info(mimeview, partinfo);
1062
1063 if (!mimeview_show_part(mimeview, partinfo)) {
1064 switch (partinfo->type) {
1065 case MIMETYPE_TEXT:
1066 case MIMETYPE_MESSAGE:
1067 case MIMETYPE_MULTIPART:
1068 mimeview_show_message_part(mimeview, partinfo);
1069
1070 break;
1071 default:
1072 mimeview->textview->default_text = TRUE;
1073 mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
1074 textview_clear(mimeview->textview);
1075 textview_show_mime_part(mimeview->textview, partinfo);
1076 break;
1077 }
1078 }
1079 }
1080
1081 static void mimeview_start_drag(GtkWidget *widget, gint button,
1082 GdkEvent *event, MimeView *mimeview)
1083 {
1084 GdkDragContext *context;
1085 MimeInfo *partinfo;
1086
1087 g_return_if_fail(mimeview != NULL);
1088
1089 partinfo = mimeview_get_selected_part(mimeview);
1090 if (partinfo->disposition == DISPOSITIONTYPE_INLINE) return;
1091
1092 context = gtk_drag_begin(widget, mimeview->target_list,
1093 GDK_ACTION_COPY, button, event);
1094 gtk_drag_set_icon_default(context);
1095 }
1096
1097 static gint mimeview_button_pressed(GtkWidget *widget, GdkEventButton *event,
1098 MimeView *mimeview)
1099 {
1100 GtkCList *clist = GTK_CLIST(widget);
1101 gint row, column;
1102
1103 if (!event) return FALSE;
1104
1105 if (event->button == 2 || event->button == 3) {
1106 if (!gtk_clist_get_selection_info(clist, event->x, event->y,
1107 &row, &column))
1108 return FALSE;
1109 gtk_clist_unselect_all(clist);
1110 gtk_clist_select_row(clist, row, column);
1111 gtkut_clist_set_focus_row(clist, row);
1112 }
1113 part_button_pressed(mimeview, event, mimeview_get_selected_part(mimeview));
1114
1115 return FALSE;
1116 }
1117
1118 static gboolean mimeview_scrolled(GtkWidget *widget, GdkEventScroll *event,
1119 MimeView *mimeview)
1120 {
1121 GtkVScrollbutton *scrollbutton = (GtkVScrollbutton *)mimeview->scrollbutton;
1122 if (event->direction == GDK_SCROLL_UP) {
1123 scrollbutton->scroll_type = GTK_SCROLL_STEP_BACKWARD;
1124 } else {
1125 scrollbutton->scroll_type = GTK_SCROLL_STEP_FORWARD;
1126 }
1127 gtk_vscrollbutton_scroll(scrollbutton);
1128 return TRUE;
1129 }
1130
1131 /* from gdkevents.c */
1132 #define DOUBLE_CLICK_TIME 250
1133
1134 static gboolean part_button_pressed(MimeView *mimeview, GdkEventButton *event,
1135 MimeInfo *partinfo)
1136 {
1137 static MimeInfo *lastinfo;
1138 static guint32 lasttime;
1139
1140 if (event->button == 2 ||
1141 (event->button == 1 && (event->time - lasttime) < DOUBLE_CLICK_TIME && lastinfo == partinfo)) {
1142 /* call external program for image, audio or html */
1143 mimeview_launch(mimeview);
1144 return TRUE;
1145 } else if (event->button == 3) {
1146 if (partinfo && (partinfo->type == MIMETYPE_MESSAGE ||
1147 partinfo->type == MIMETYPE_IMAGE ||
1148 partinfo->type == MIMETYPE_MULTIPART))
1149 menu_set_sensitive(mimeview->popupfactory,
1150 "/Display as text", FALSE);
1151 else
1152 menu_set_sensitive(mimeview->popupfactory,
1153 "/Display as text", TRUE);
1154 if (partinfo &&
1155 partinfo->type == MIMETYPE_APPLICATION &&
1156 !g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))
1157 menu_set_sensitive(mimeview->popupfactory,
1158 "/Open", FALSE);
1159 else
1160 menu_set_sensitive(mimeview->popupfactory,
1161 "/Open", TRUE);
1162
1163 g_object_set_data(G_OBJECT(mimeview->popupmenu),
1164 "pop_partinfo", partinfo);
1165
1166 gtk_menu_popup(GTK_MENU(mimeview->popupmenu),
1167 NULL, NULL, NULL, NULL,
1168 event->button, event->time);
1169 return TRUE;
1170 }
1171
1172 lastinfo = partinfo;
1173 lasttime = event->time;
1174 return FALSE;
1175 }
1176
1177
1178 void mimeview_pass_key_press_event(MimeView *mimeview, GdkEventKey *event)
1179 {
1180 mimeview_key_pressed(mimeview->ctree, event, mimeview);
1181 }
1182
1183 #define BREAK_ON_MODIFIER_KEY() \
1184 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) != 0) break
1185
1186 #define KEY_PRESS_EVENT_STOP() \
1187 g_signal_stop_emission_by_name(G_OBJECT(ctree), \
1188 "key_press_event");
1189
1190 static gint mimeview_key_pressed(GtkWidget *widget, GdkEventKey *event,
1191 MimeView *mimeview)
1192 {
1193 SummaryView *summaryview;
1194 GtkCTree *ctree = GTK_CTREE(widget);
1195 GtkCTreeNode *node;
1196
1197 if (!event) return FALSE;
1198 if (!mimeview->opened) return FALSE;
1199
1200 summaryview = mimeview->messageview->mainwin->summaryview;
1201
1202 if (summaryview && quicksearch_has_focus(summaryview->quicksearch))
1203 return FALSE;
1204
1205 switch (event->keyval) {
1206 case GDK_space:
1207 if (textview_scroll_page(mimeview->textview, FALSE))
1208 return TRUE;
1209
1210 node = GTK_CTREE_NODE_NEXT(mimeview->opened);
1211 if (node) {
1212 gtk_sctree_unselect_all(GTK_SCTREE(ctree));
1213 gtk_sctree_select(GTK_SCTREE(ctree), node);
1214 return TRUE;
1215 }
1216 break;
1217 case GDK_BackSpace:
1218 textview_scroll_page(mimeview->textview, TRUE);
1219 return TRUE;
1220 case GDK_Return:
1221 textview_scroll_one_line(mimeview->textview,
1222 (event->state & GDK_MOD1_MASK) != 0);
1223 return TRUE;
1224 case GDK_n:
1225 case GDK_N:
1226 BREAK_ON_MODIFIER_KEY();
1227 if (!GTK_CTREE_NODE_NEXT(mimeview->opened)) break;
1228 KEY_PRESS_EVENT_STOP();
1229 g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
1230 GTK_SCROLL_STEP_FORWARD, 0.0);
1231 return TRUE;
1232 case GDK_p:
1233 case GDK_P:
1234 BREAK_ON_MODIFIER_KEY();
1235 if (!GTK_CTREE_NODE_PREV(mimeview->opened)) break;
1236 KEY_PRESS_EVENT_STOP();
1237 g_signal_emit_by_name(G_OBJECT(ctree), "scroll_vertical",
1238 GTK_SCROLL_STEP_BACKWARD, 0.0);
1239 return TRUE;
1240 case GDK_y:
1241 BREAK_ON_MODIFIER_KEY();
1242 KEY_PRESS_EVENT_STOP();
1243 mimeview_save_as(mimeview);
1244 return TRUE;
1245 case GDK_t:
1246 BREAK_ON_MODIFIER_KEY();
1247 KEY_PRESS_EVENT_STOP();
1248 mimeview_display_as_text(mimeview);
1249 return TRUE;
1250 case GDK_l:
1251 BREAK_ON_MODIFIER_KEY();
1252 KEY_PRESS_EVENT_STOP();
1253 mimeview_launch(mimeview);
1254 return TRUE;
1255 case GDK_o:
1256 BREAK_ON_MODIFIER_KEY();
1257 KEY_PRESS_EVENT_STOP();
1258 mimeview_open_with(mimeview);
1259 return TRUE;
1260 case GDK_c:
1261 BREAK_ON_MODIFIER_KEY();
1262 KEY_PRESS_EVENT_STOP();
1263 mimeview_check_signature(mimeview);
1264 return TRUE;
1265 default:
1266 break;
1267 }
1268
1269 if (!mimeview->messageview->mainwin) return FALSE;
1270
1271 summary_pass_key_press_event(summaryview, event);
1272 return TRUE;
1273 }
1274
1275 static void mimeview_drag_data_get(GtkWidget *widget,
1276 GdkDragContext *drag_context,
1277 GtkSelectionData *selection_data,
1278 guint info,
1279 guint time,
1280 MimeView *mimeview)
1281 {
1282 gchar *filename = NULL, *uriname, *tmp;
1283 MimeInfo *partinfo;
1284
1285 if (!mimeview->opened) return;
1286 if (!mimeview->file) return;
1287
1288 partinfo = mimeview_get_selected_part(mimeview);
1289 if (!partinfo) return;
1290
1291 if (strlen(get_part_name(partinfo)) > 0) {
1292 filename = g_path_get_basename(get_part_name(partinfo));
1293 if (*filename == '\0') return;
1294 } else if (partinfo->type == MIMETYPE_MESSAGE
1295 && !g_ascii_strcasecmp(partinfo->subtype, "rfc822")) {
1296 gchar *name = NULL;
1297 GPtrArray *headers = NULL;
1298 FILE *fp;
1299
1300 fp = g_fopen(partinfo->data.filename, "rb");
1301 fseek(fp, partinfo->offset, SEEK_SET);
1302 headers = procheader_get_header_array_asis(fp);
1303 if (headers) {
1304 gint i;
1305 for (i = 0; i < headers->len; i++) {
1306 Header *header = g_ptr_array_index(headers, i);
1307 if (procheader_headername_equal(header->name, "Subject")) {
1308 unfold_line(header->body);
1309 name = g_strconcat(header->body, ".txt", NULL);
1310 subst_for_filename(name);
1311 }
1312 }
1313 procheader_header_array_destroy(headers);
1314 }
1315 fclose(fp);
1316 if (name)
1317 filename = g_path_get_basename(name);
1318 g_free(name);
1319 }
1320 if (filename == NULL)
1321 filename = g_path_get_basename("Unnamed part");
1322
1323
1324 tmp = g_filename_from_utf8(filename, -1, NULL, NULL, NULL);
1325
1326 if (tmp == NULL) {
1327 g_warning("filename not in UTF-8");
1328 tmp = g_strdup("Unnamed part");
1329 }
1330 filename = g_strconcat(get_mime_tmp_dir(), G_DIR_SEPARATOR_S,
1331 tmp, NULL);
1332
1333 g_free(tmp);
1334
1335 if (procmime_get_part(filename, partinfo) < 0)
1336 alertpanel_error
1337 (_("Can't save the part of multipart message."));
1338 uriname = g_strconcat("file://", filename, "\r\n", NULL);
1339
1340 gtk_selection_data_set(selection_data, selection_data->target, 8,
1341 (guchar *)uriname, strlen(uriname));
1342
1343 g_free(uriname);
1344 g_free(filename);
1345 }
1346
1347 /**
1348 * Returns a filename (with path) for an attachment
1349 * \param partinfo The attachment to save
1350 * \param basedir The target directory
1351 * \param number Used for dummy filename if attachment is unnamed
1352 */
1353 gchar *mimeview_get_filename_for_part(MimeInfo *partinfo,
1354 const gchar *basedir,
1355 gint number)
1356 {
1357 gchar *fullname;
1358 gchar *filename;
1359
1360 filename = g_strdup(get_part_name(partinfo));
1361 if (!filename || !*filename)
1362 filename = g_strdup_printf("noname.%d", number);
1363
1364 if (!g_utf8_validate(filename, -1, NULL)) {
1365 gchar *tmp = conv_filename_to_utf8(filename);
1366 g_free(filename);
1367 filename = tmp;
1368 }
1369
1370 subst_for_filename(filename);
1371
1372 fullname = g_strconcat
1373 (basedir, G_DIR_SEPARATOR_S, (filename[0] == G_DIR_SEPARATOR)
1374 ? &filename[1] : filename, NULL);
1375
1376 g_free(filename);
1377 filename = conv_filename_from_utf8(fullname);
1378 g_free(fullname);
1379 return filename;
1380 }
1381
1382 /**
1383 * Write a single attachment to file
1384 * \param filename Filename with path
1385 * \param partinfo Attachment to save
1386 */
1387 static gboolean mimeview_write_part(const gchar *filename,
1388 MimeInfo *partinfo)
1389 {
1390 gchar *dir;
1391
1392 dir= g_path_get_dirname(filename);
1393 if (!is_dir_exist(dir))
1394 make_dir_hier(dir);
1395 g_free(dir);
1396
1397 if (is_file_exist(filename)) {
1398 AlertValue aval;
1399 gchar *res;
1400 gchar *tmp;
1401
1402 if (!g_utf8_validate(filename, -1, NULL))
1403 tmp = conv_filename_to_utf8(filename);
1404 else
1405 tmp = g_strdup(filename);
1406
1407 res = g_strdup_printf(_("Overwrite existing file '%s'?"),
1408 tmp);
1409 g_free(tmp);
1410 aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
1411 GTK_STOCK_OK, NULL);
1412 g_free(res);
1413 if (G_ALERTALTERNATE != aval) return FALSE;
1414 }
1415
1416 if (procmime_get_part(filename, partinfo) < 0) {
1417 alertpanel_error
1418 (_("Can't save the part of multipart message."));
1419 return FALSE;
1420 }
1421
1422 return TRUE;
1423 }
1424
1425 /**
1426 * Menu callback: Save all attached files
1427 * \param mimeview Current display
1428 */
1429 static void mimeview_save_all(MimeView *mimeview)
1430 {
1431 MimeInfo *partinfo;
1432 gchar *dirname;
1433 gchar *startdir = NULL;
1434 gint number = 1;
1435
1436 if (!mimeview->opened) return;
1437 if (!mimeview->file) return;
1438 if (!mimeview->mimeinfo) return;
1439
1440 partinfo = mimeview->mimeinfo;
1441 if (prefs_common.attach_save_dir)
1442 startdir = g_strconcat(prefs_common.attach_save_dir,
1443 G_DIR_SEPARATOR_S, NULL);
1444
1445 dirname = filesel_select_file_save_folder(_("Select destination folder"), startdir);
1446 if (!dirname) {
1447 g_free(startdir);
1448 return;
1449 }
1450
1451 if (!is_dir_exist (dirname)) {
1452 alertpanel_error(_("'%s' is not a directory."),
1453 dirname);
1454 g_free(startdir);
1455 return;
1456 }
1457
1458 if (dirname[strlen(dirname)-1] == G_DIR_SEPARATOR)
1459 dirname[strlen(dirname)-1] = '\0';
1460
1461 /* Skip the first part, that is sometimes DISPOSITIONTYPE_UNKNOWN */
1462 if (partinfo && partinfo->type == MIMETYPE_MESSAGE)
1463 partinfo = procmime_mimeinfo_next(partinfo);
1464 if (partinfo && partinfo->type == MIMETYPE_MULTIPART) {
1465 partinfo = procmime_mimeinfo_next(partinfo);
1466 if (partinfo && partinfo->type == MIMETYPE_TEXT)
1467 partinfo = procmime_mimeinfo_next(partinfo);
1468 }
1469
1470 while (partinfo != NULL) {
1471 if (partinfo->type != MIMETYPE_MESSAGE &&
1472 partinfo->type != MIMETYPE_MULTIPART &&
1473 (partinfo->disposition != DISPOSITIONTYPE_INLINE
1474 || get_real_part_name(partinfo) != NULL)) {
1475 gchar *filename = mimeview_get_filename_for_part
1476 (partinfo, dirname, number++);
1477
1478 mimeview_write_part(filename, partinfo);
1479 g_free(filename);
1480 }
1481 partinfo = procmime_mimeinfo_next(partinfo);
1482 }
1483
1484 g_free(prefs_common.attach_save_dir);
1485 g_free(startdir);
1486 prefs_common.attach_save_dir = g_strdup(dirname);
1487 }
1488
1489 static MimeInfo *mimeview_get_part_to_use(MimeView *mimeview)
1490 {
1491 MimeInfo *partinfo = NULL;
1492 if (mimeview->spec_part) {
1493 partinfo = mimeview->spec_part;
1494 mimeview->spec_part = NULL;
1495 } else {
1496 partinfo = mimeview_get_selected_part(mimeview);
1497 if (!partinfo) {
1498 partinfo = (MimeInfo *) g_object_get_data
1499 (G_OBJECT(mimeview->popupmenu),
1500 "pop_partinfo");
1501 g_object_set_data(G_OBJECT(mimeview->popupmenu),
1502 "pop_partinfo", NULL);
1503 }
1504 }
1505
1506 return partinfo;
1507 }
1508 /**
1509 * Menu callback: Save the selected attachment
1510 * \param mimeview Current display
1511 */
1512 static void mimeview_save_as(MimeView *mimeview)
1513 {
1514 gchar *filename;
1515 gchar *filepath = NULL;
1516 gchar *filedir = NULL;
1517 MimeInfo *partinfo;
1518 gchar *partname = NULL;
1519
1520 if (!mimeview->opened) return;
1521 if (!mimeview->file) return;
1522
1523 partinfo = mimeview_get_part_to_use(mimeview);
1524
1525 g_return_if_fail(partinfo != NULL);
1526
1527 if (get_part_name(partinfo) == NULL) {
1528 return;
1529 }
1530 partname = g_strdup(get_part_name(partinfo));
1531
1532 if (!g_utf8_validate(partname, -1, NULL)) {
1533 gchar *tmp = conv_filename_to_utf8(partname);
1534 g_free(partname);
1535 partname = tmp;
1536 }
1537
1538 subst_for_filename(partname);
1539
1540 if (prefs_common.attach_save_dir)
1541 filepath = g_strconcat(prefs_common.attach_save_dir,
1542 G_DIR_SEPARATOR_S, partname, NULL);
1543 else
1544 filepath = g_strdup(partname);
1545
1546 g_free(partname);
1547
1548 filename = filesel_select_file_save(_("Save as"), filepath);
1549 if (!filename) {
1550 g_free(filepath);
1551 return;
1552 }
1553
1554 mimeview_write_part(filename, partinfo);
1555
1556 filedir = g_path_get_dirname(filename);
1557 if (filedir && strcmp(filedir, ".")) {
1558 g_free(prefs_common.attach_save_dir);
1559 prefs_common.attach_save_dir = g_strdup(filedir);
1560 }
1561
1562 g_free(filedir);
1563 g_free(filepath);
1564 }
1565
1566 static void mimeview_display_as_text(MimeView *mimeview)
1567 {
1568 MimeInfo *partinfo;
1569
1570 if (!mimeview->opened) return;
1571
1572 partinfo = mimeview_get_part_to_use(mimeview);
1573
1574 g_return_if_fail(partinfo != NULL);
1575 mimeview_show_message_part(mimeview, partinfo);
1576 }
1577
1578 static void mimeview_launch(MimeView *mimeview)
1579 {
1580 MimeInfo *partinfo;
1581 gchar *filename;
1582
1583 if (!mimeview->opened) return;
1584 if (!mimeview->file) return;
1585
1586 partinfo = mimeview_get_part_to_use(mimeview);
1587
1588 g_return_if_fail(partinfo != NULL);
1589
1590 filename = procmime_get_tmp_file_name(partinfo);
1591
1592 if (procmime_get_part(filename, partinfo) < 0)
1593 alertpanel_error
1594 (_("Can't save the part of multipart message."));
1595 else
1596 mimeview_view_file(filename, partinfo, NULL, mimeview);
1597
1598 g_free(filename);
1599 }
1600
1601 static void mimeview_open_with(MimeView *mimeview)
1602 {
1603 MimeInfo *partinfo;
1604
1605 if (!mimeview) return;
1606 if (!mimeview->opened) return;
1607 if (!mimeview->file) return;
1608
1609 partinfo = mimeview_get_part_to_use(mimeview);
1610
1611 mimeview_open_part_with(mimeview, partinfo, FALSE);
1612 }
1613
1614 static void mimeview_open_part_with(MimeView *mimeview, MimeInfo *partinfo, gboolean automatic)
1615 {
1616 gchar *filename;
1617 gchar *cmd;
1618 gchar *mime_command = NULL;
1619 gchar *content_type = NULL;
1620
1621 g_return_if_fail(partinfo != NULL);
1622
1623 filename = procmime_get_tmp_file_name(partinfo);
1624
1625 if (procmime_get_part(filename, partinfo) < 0) {
1626 alertpanel_error
1627 (_("Can't save the part of multipart message."));
1628 g_free(filename);
1629 return;
1630 }
1631
1632 if (!prefs_common.mime_open_cmd_history)
1633 prefs_common.mime_open_cmd_history =
1634 add_history(NULL, prefs_common.mime_open_cmd);
1635
1636 if ((partinfo->type == MIMETYPE_APPLICATION) &&
1637 (!g_ascii_strcasecmp(partinfo->subtype, "octet-stream"))) {
1638 /* guess content-type from filename */
1639 content_type = procmime_get_mime_type(filename);
1640 }
1641 if (content_type == NULL) {
1642 content_type = procmime_get_content_type_str(partinfo->type,
1643 partinfo->subtype);
1644 }
1645
1646 if (partinfo->type != MIMETYPE_TEXT || !prefs_common.ext_editor_cmd
1647 || !prefs_common.ext_editor_cmd[0])
1648 mime_command = mailcap_get_command_for_type(content_type, filename);
1649 else
1650 mime_command = g_strdup(prefs_common.ext_editor_cmd);
1651 if (mime_command == NULL) {
1652 /* try with extension this time */
1653 g_free(content_type);
1654 content_type = procmime_get_mime_type(filename);
1655 mime_command = mailcap_get_command_for_type(content_type, filename);
1656 }
1657
1658 if (mime_command == NULL)
1659 automatic = FALSE;
1660
1661 if (!automatic) {
1662 gboolean remember = FALSE;
1663 if (content_type != NULL)
1664 cmd = input_dialog_combo_remember
1665 (_("Open with"),
1666 _("Enter the command line to open file:\n"
1667 "('%s' will be replaced with file name)"),
1668 mime_command ? mime_command : prefs_common.mime_open_cmd,
1669 prefs_common.mime_open_cmd_history,
1670 TRUE, &remember);
1671 else
1672 cmd = input_dialog_combo
1673 (_("Open with"),
1674 _("Enter the command line to open file:\n"
1675 "('%s' will be replaced with file name)"),
1676 mime_command ? mime_command : prefs_common.mime_open_cmd,
1677 prefs_common.mime_open_cmd_history,
1678 TRUE);
1679 if (cmd && remember) {
1680 mailcap_update_default(content_type, cmd);
1681 }
1682 g_free(mime_command);
1683 } else {
1684 cmd = mime_command;
1685 }
1686 if (cmd) {
1687 mimeview_view_file(filename, partinfo, cmd, mimeview);
1688 g_free(prefs_common.mime_open_cmd);
1689 prefs_common.mime_open_cmd = cmd;
1690 prefs_common.mime_open_cmd_history =
1691 add_history(prefs_common.mime_open_cmd_history, cmd);
1692 }
1693 g_free(content_type);
1694 g_free(filename);
1695 }
1696
1697 static void mimeview_view_file(const gchar *filename, MimeInfo *partinfo,
1698 const gchar *cmd, MimeView *mimeview)
1699 {
1700 gchar *p;
1701 gchar buf[BUFFSIZE];
1702 if (cmd == NULL)
1703 mimeview_open_part_with(mimeview, partinfo, TRUE);
1704 else {
1705 if ((p = strchr(cmd, '%')) && *(p + 1) == 's' &&
1706 !strchr(p + 2, '%'))
1707 g_snprintf(buf, sizeof(buf), cmd, filename);
1708 else {
1709 g_warning("MIME viewer command line is invalid: '%s'", cmd);
1710 mimeview_open_part_with(mimeview, partinfo, FALSE);
1711 }
1712 if (execute_command_line(buf, TRUE) != 0)
1713 mimeview_open_part_with(mimeview, partinfo, FALSE);
1714 }
1715 }
1716
1717 void mimeview_register_viewer_factory(MimeViewerFactory *factory)
1718 {
1719 mimeviewer_factories = g_slist_append(mimeviewer_factories, factory);
1720 }
1721
1722 static gint cmp_viewer_by_factroy(gconstpointer a, gconstpointer b)
1723 {
1724 return ((MimeViewer *) a)->factory == (MimeViewerFactory *) b ? 0 : -1;
1725 }
1726
1727 void mimeview_unregister_viewer_factory(MimeViewerFactory *factory)
1728 {
1729 GSList *mimeview_list, *viewer_list;
1730
1731 for (mimeview_list = mimeviews; mimeview_list != NULL; mimeview_list = g_slist_next(mimeview_list)) {
1732 MimeView *mimeview = (MimeView *) mimeview_list->data;
1733
1734 if (mimeview->mimeviewer && mimeview->mimeviewer->factory == factory) {
1735 mimeview_change_view_type(mimeview, MIMEVIEW_TEXT);
1736 mimeview->mimeviewer = NULL;
1737 }
1738
1739 while ((viewer_list = g_slist_find_custom(mimeview->viewers, factory, cmp_viewer_by_factroy)) != NULL) {
1740 MimeViewer *mimeviewer = (MimeViewer *) viewer_list->data;
1741
1742 mimeviewer->destroy_viewer(mimeviewer);
1743 mimeview->viewers = g_slist_remove(mimeview->viewers, mimeviewer);
1744 }
1745 }
1746
1747 mimeviewer_factories = g_slist_remove(mimeviewer_factories, factory);
1748 }
1749
1750 static gboolean icon_clicked_cb (GtkWidget *button, GdkEventButton *event, MimeView *mimeview)
1751 {
1752 gint num;
1753 MimeInfo *partinfo;
1754
1755 num = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(button), "icon_number"));
1756 partinfo = g_object_get_data(G_OBJECT(button), "partinfo");
1757
1758 icon_selected(mimeview, num, partinfo);
1759 gtk_widget_grab_focus(button);
1760 if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) {
1761 toggle_icon(GTK_TOGGLE_BUTTON(button), mimeview);
1762 if (event->button == 2 || event->button == 3)
1763 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button),
1764 TRUE);
1765 }
1766
1767 part_button_pressed(mimeview, event, partinfo);
1768
1769 return FALSE;
1770 }
1771
1772 static void icon_selected (MimeView *mimeview, gint num, MimeInfo *partinfo)
1773 {
1774 GtkCTreeNode *node;
1775 node = gtk_ctree_find_by_row_data(GTK_CTREE(mimeview->ctree), NULL, partinfo);
1776 if (node)
1777 gtk_ctree_select(GTK_CTREE(mimeview->ctree), node);
1778 }
1779
1780 void mimeview_select_mimepart_icon(MimeView *mimeview, MimeInfo *partinfo)
1781 {
1782 icon_list_toggle_by_mime_info(mimeview, partinfo);
1783 icon_selected(mimeview, -1, partinfo);
1784 }
1785
1786 #undef KEY_PRESS_EVENT_STOP
1787 #define KEY_PRESS_EVENT_STOP() \
1788 g_signal_stop_emission_by_name(G_OBJECT(button), \
1789 "key_press_event");
1790
1791 static gint icon_key_pressed(GtkWidget *button, GdkEventKey *event,
1792 MimeView *mimeview)
1793 {
1794 gint num;
1795 MimeInfo *partinfo;
1796 SummaryView *summaryview;
1797 TextView *textview;
1798
1799 num = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(button), "icon_number"));
1800 partinfo = g_object_get_data(G_OBJECT(button), "partinfo");
1801
1802 if (!event) return FALSE;
1803
1804 textview = mimeview->textview;
1805
1806 switch (event->keyval) {
1807 case GDK_space:
1808 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) {
1809 /* stop the button being untoggled */
1810 KEY_PRESS_EVENT_STOP();
1811 if (textview_scroll_page(textview, FALSE))
1812 return TRUE;
1813
1814 if (icon_list_select_by_number(mimeview, num + 1))
1815 return TRUE;
1816 } else {
1817 icon_selected(mimeview, num, partinfo);
1818 toggle_icon(GTK_TOGGLE_BUTTON(button), mimeview);
1819 return TRUE;
1820 }
1821
1822 break;
1823 case GDK_BackSpace:
1824 textview_scroll_page(textview, TRUE);
1825 return TRUE;
1826 case GDK_Return:
1827 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) {
1828 KEY_PRESS_EVENT_STOP();
1829 textview_scroll_one_line(textview,
1830 (event->state & GDK_MOD1_MASK) != 0);
1831 return TRUE;
1832 } else {
1833 icon_selected(mimeview, num, partinfo);
1834 toggle_icon(GTK_TOGGLE_BUTTON(button), mimeview);
1835 return TRUE;
1836 }
1837
1838 case GDK_n:
1839 case GDK_N:
1840 BREAK_ON_MODIFIER_KEY();
1841 if (icon_list_select_by_number(mimeview, num + 1)) {
1842 KEY_PRESS_EVENT_STOP();
1843 return TRUE;
1844 }
1845 break;
1846
1847 case GDK_p:
1848 case GDK_P:
1849 BREAK_ON_MODIFIER_KEY();
1850 if (icon_list_select_by_number(mimeview, num - 1)) {
1851 KEY_PRESS_EVENT_STOP();
1852 return TRUE;
1853 }
1854 break;
1855
1856 case GDK_y:
1857 BREAK_ON_MODIFIER_KEY();
1858 KEY_PRESS_EVENT_STOP();
1859 mimeview_save_as(mimeview);
1860 return TRUE;
1861 case GDK_t:
1862 BREAK_ON_MODIFIER_KEY();
1863 KEY_PRESS_EVENT_STOP();
1864 mimeview_display_as_text(mimeview);
1865 return TRUE;
1866 case GDK_l:
1867 BREAK_ON_MODIFIER_KEY();
1868 KEY_PRESS_EVENT_STOP();
1869 mimeview_launch(mimeview);
1870 return TRUE;
1871 case GDK_o:
1872 BREAK_ON_MODIFIER_KEY();
1873 KEY_PRESS_EVENT_STOP();
1874 mimeview_open_with(mimeview);
1875 return TRUE;
1876 case GDK_c:
1877 BREAK_ON_MODIFIER_KEY();
1878 KEY_PRESS_EVENT_STOP();
1879 mimeview_check_signature(mimeview);
1880 return TRUE;
1881 default:
1882 break;
1883 }
1884
1885 if (!mimeview->messageview->mainwin) return FALSE;
1886 summaryview = mimeview->messageview->mainwin->summaryview;
1887 return summary_pass_key_press_event(summaryview, event);
1888 }
1889
1890 static void toggle_icon(GtkToggleButton *button, MimeView *mimeview)
1891 {
1892 GList *child;
1893
1894 child = gtk_container_get_children(GTK_CONTAINER(mimeview->icon_vbox));
1895 for (; child != NULL; child = g_list_next(child)) {
1896 if (GTK_IS_TOGGLE_BUTTON(child->data) &&
1897 GTK_TOGGLE_BUTTON(child->data) != button &&
1898 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(child->data)))
1899 gtk_toggle_button_set_active
1900 (GTK_TOGGLE_BUTTON(child->data),
1901 FALSE);
1902 }
1903 }
1904
1905 static void icon_list_append_icon (MimeView *mimeview, MimeInfo *mimeinfo)
1906 {
1907 GtkWidget *pixmap = NULL;
1908 GtkWidget *vbox;
1909 GtkWidget *button;
1910 gchar *tip;
1911 gchar *tiptmp;
1912 const gchar *desc = NULL;
1913 gchar *sigshort = NULL;
1914 gchar *content_type;
1915 StockPixmap stockp;
1916 MimeInfo *partinfo;
1917 MimeInfo *siginfo = NULL;
1918 MimeInfo *encrypted = NULL;
1919
1920 vbox = mimeview->icon_vbox;
1921 mimeview->icon_count++;
1922 button = gtk_toggle_button_new();
1923 gtk_button_set_relief(GTK_BUTTON(button), GTK_RELIEF_NONE);
1924 g_object_set_data(G_OBJECT(button), "icon_number",
1925 GINT_TO_POINTER(mimeview->icon_count));
1926 g_object_set_data(G_OBJECT(button), "partinfo",
1927 mimeinfo);
1928
1929 switch (mimeinfo->type) {
1930
1931 case MIMETYPE_TEXT:
1932 if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "html"))
1933 stockp = STOCK_PIXMAP_MIME_TEXT_HTML;
1934 else if (mimeinfo->subtype && !g_ascii_strcasecmp(mimeinfo->subtype, "enriched"))
1935 stockp = STOCK_PIXMAP_MIME_TEXT_ENRICHED;
1936 else
1937 stockp = STOCK_PIXMAP_MIME_TEXT_PLAIN;
1938 break;
1939 case MIMETYPE_MESSAGE:
1940 stockp = STOCK_PIXMAP_MIME_MESSAGE;
1941 break;
1942 case MIMETYPE_APPLICATION:
1943 stockp = STOCK_PIXMAP_MIME_APPLICATION;
1944 break;
1945 case MIMETYPE_IMAGE:
1946 stockp = STOCK_PIXMAP_MIME_IMAGE;
1947 break;
1948 case MIMETYPE_AUDIO:
1949 stockp = STOCK_PIXMAP_MIME_AUDIO;
1950 break;
1951 default:
1952 stockp = STOCK_PIXMAP_MIME_UNKNOWN;
1953 break;
1954 }
1955
1956 partinfo = mimeinfo;
1957 while (partinfo != NULL) {
1958 if (privacy_mimeinfo_is_signed(partinfo)) {
1959 siginfo = partinfo;
1960 break;
1961 }
1962 if (privacy_mimeinfo_is_encrypted(partinfo)) {
1963 encrypted = partinfo;
1964 break;
1965 }
1966 partinfo = procmime_mimeinfo_parent(partinfo);
1967 }
1968
1969 if (siginfo != NULL) {
1970 switch (privacy_mimeinfo_get_sig_status(siginfo)) {
1971 case SIGNATURE_UNCHECKED:
1972 case SIGNATURE_CHECK_FAILED:
1973 case SIGNATURE_CHECK_TIMEOUT:
1974 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1975 STOCK_PIXMAP_PRIVACY_EMBLEM_SIGNED, OVERLAY_BOTTOM_RIGHT, 6, 3);
1976 break;
1977 case SIGNATURE_OK:
1978 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1979 STOCK_PIXMAP_PRIVACY_EMBLEM_PASSED, OVERLAY_BOTTOM_RIGHT, 6, 3);
1980 break;
1981 case SIGNATURE_WARN:
1982 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1983 STOCK_PIXMAP_PRIVACY_EMBLEM_WARN, OVERLAY_BOTTOM_RIGHT, 6, 3);
1984 break;
1985 case SIGNATURE_INVALID:
1986 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1987 STOCK_PIXMAP_PRIVACY_EMBLEM_FAILED, OVERLAY_BOTTOM_RIGHT, 6, 3);
1988 break;
1989 }
1990 sigshort = privacy_mimeinfo_sig_info_short(siginfo);
1991 } else if (encrypted != NULL) {
1992 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp,
1993 STOCK_PIXMAP_PRIVACY_EMBLEM_ENCRYPTED, OVERLAY_BOTTOM_RIGHT, 6, 3);
1994 } else {
1995 pixmap = stock_pixmap_widget_with_overlay(mimeview->mainwin->window, stockp, 0,
1996 OVERLAY_NONE, 6, 3);
1997 }
1998 gtk_container_add(GTK_CONTAINER(button), pixmap);
1999
2000 if (!desc) {
2001 if (prefs_common.attach_desc)
2002 desc = get_part_description(mimeinfo);
2003 else
2004 desc = get_part_name(mimeinfo);
2005 }
2006
2007 content_type = procmime_get_content_type_str(mimeinfo->type,
2008 mimeinfo->subtype);
2009
2010 tip = g_strjoin("\n", content_type,
2011 to_human_readable(mimeinfo->length), NULL);
2012 g_free(content_type);
2013 if (desc && *desc) {
2014 gchar *tmp = NULL;
2015 if (!g_utf8_validate(desc, -1, NULL)) {
2016 tmp = conv_filename_to_utf8(desc);
2017 } else {
2018 tmp = g_strdup(desc);
2019 }
2020 tiptmp = g_strjoin("\n", tmp, tip, NULL);
2021 g_free(tip);
2022 tip = tiptmp;
2023 g_free(tmp);
2024 }
2025 if (sigshort && *sigshort) {
2026 tiptmp = g_strjoin("\n", tip, sigshort, NULL);
2027 g_free(tip);
2028 tip = tiptmp;
2029 }
2030 g_free(sigshort);
2031
2032 gtk_tooltips_set_tip(mimeview->tooltips, button, tip, NULL);
2033 g_free(tip);
2034 gtk_widget_show_all(button);
2035 gtk_drag_source_set(button, GDK_BUTTON1_MASK|GDK_BUTTON3_MASK,
2036 mimeview_mime_types, 1, GDK_ACTION_COPY);
2037 g_signal_connect(G_OBJECT(button), "button_release_event",
2038 G_CALLBACK(icon_clicked_cb), mimeview);
2039 g_signal_connect(G_OBJECT(button), "key_press_event",
2040 G_CALLBACK(icon_key_pressed), mimeview);
2041 g_signal_connect(G_OBJECT(button), "drag_data_get",
2042 G_CALLBACK(mimeview_drag_data_get), mimeview);
2043 gtk_box_pack_start(GTK_BOX(vbox), button, FALSE, FALSE, 0);
2044
2045 }
2046
2047 static void icon_list_clear (MimeView *mimeview)
2048 {
2049 GList *child;
2050 GtkAdjustment *adj;
2051
2052 child = gtk_container_children(GTK_CONTAINER(mimeview->icon_vbox));
2053 for (; child != NULL; child = g_list_next(child)) {
2054 gtkut_container_remove(GTK_CONTAINER(mimeview->icon_vbox),
2055 GTK_WIDGET(child->data));
2056 gtk_widget_destroy(GTK_WIDGET(child->data));
2057 }
2058 g_list_free(child);
2059 mimeview->icon_count = 0;
2060 adj = gtk_layout_get_vadjustment(GTK_LAYOUT(mimeview->icon_scroll));
2061 gtk_adjustment_set_value(adj, adj->lower);
2062 }
2063
2064 static void icon_list_toggle_by_mime_info(MimeView *mimeview,
2065 MimeInfo *mimeinfo)
2066 {
2067 GList *child;
2068
2069 child = gtk_container_children(GTK_CONTAINER(mimeview->icon_vbox));
2070 for (; child != NULL; child = g_list_next(child)) {
2071 if (GTK_IS_TOGGLE_BUTTON(child->data) &&
2072 g_object_get_data(G_OBJECT(child->data),
2073 "partinfo") == (gpointer)mimeinfo) {
2074 toggle_icon(GTK_TOGGLE_BUTTON(child->data), mimeview);
2075 gtk_toggle_button_set_active
2076 (GTK_TOGGLE_BUTTON(child->data), TRUE);
2077 }
2078 }
2079 }
2080
2081 /*!
2082 *\brief Used to 'click' the next or previous icon.
2083 *
2084 *\return true if the icon 'number' exists and was selected.
2085 */
2086 static gboolean icon_list_select_by_number(MimeView *mimeview,
2087 gint number)
2088 {
2089 GList *child;
2090
2091 if (number == 0) return FALSE;
2092 child = gtk_container_children(GTK_CONTAINER(mimeview->icon_vbox));
2093 for (; child != NULL; child = g_list_next(child)) {
2094 if (GTK_IS_TOGGLE_BUTTON(child->data) &&
2095 GPOINTER_TO_INT(g_object_get_data(G_OBJECT(child->data),
2096 "icon_number")) == number) {
2097 icon_selected(mimeview, number,
2098 (MimeInfo*)g_object_get_data(G_OBJECT(child->data),
2099 "partinfo"));
2100 toggle_icon(GTK_TOGGLE_BUTTON(child->data), mimeview);
2101 gtk_toggle_button_set_active
2102 (GTK_TOGGLE_BUTTON(child->data), TRUE);
2103 gtk_widget_grab_focus(GTK_WIDGET(child->data));
2104
2105 return TRUE;
2106 }
2107 }
2108 return FALSE;
2109 }
2110
2111 static void icon_scroll_size_allocate_cb(GtkWidget *widget,
2112 GtkAllocation *size, MimeView *mimeview)
2113 {
2114 GtkAllocation *mainbox_size;
2115 GtkAllocation *vbox_size;
2116 GtkAllocation *layout_size;
2117 GtkAdjustment *adj;
2118
2119 adj = gtk_layout_get_vadjustment(GTK_LAYOUT(mimeview->icon_scroll));
2120
2121 mainbox_size = &mimeview->icon_mainbox->allocation;
2122 vbox_size = &mimeview->icon_vbox->allocation;
2123 layout_size = &mimeview->icon_scroll->allocation;
2124
2125 gtk_layout_set_size(GTK_LAYOUT(mimeview->icon_scroll),
2126 GTK_LAYOUT(mimeview->icon_scroll)->width,
2127 MAX(vbox_size->height, layout_size->height));
2128 adj->step_increment = 10;
2129 }
2130
2131 static void icon_list_create(MimeView *mimeview, MimeInfo *mimeinfo)
2132 {
2133 GtkRequisition size;
2134
2135 g_return_if_fail(mimeinfo != NULL);
2136
2137 while (mimeinfo != NULL) {
2138 if (mimeinfo->type != MIMETYPE_MULTIPART)
2139 icon_list_append_icon(mimeview, mimeinfo);
2140 if (mimeinfo->node->children != NULL)
2141 icon_list_create(mimeview,
2142 (MimeInfo *) mimeinfo->node->children->data);
2143 mimeinfo = mimeinfo->node->next != NULL
2144 ? (MimeInfo *) mimeinfo->node->next->data
2145 : NULL;
2146 }
2147 gtk_widget_size_request(mimeview->icon_vbox, &size);
2148 if (size.width > mimeview->icon_mainbox->requisition.width) {
2149 gtk_widget_set_size_request(mimeview->icon_mainbox,
2150 size.width, -1);
2151 }
2152
2153 }
2154
2155 static void mime_toggle_button_cb (GtkWidget *button, MimeView *mimeview)
2156 {
2157 gtk_widget_ref(button);
2158
2159 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) {
2160 gtk_arrow_set(GTK_ARROW(GTK_BIN(button)->child), GTK_ARROW_RIGHT,
2161 GTK_SHADOW_NONE);
2162 gtk_widget_hide(mimeview->icon_mainbox);
2163 gtk_widget_show(mimeview->ctree_mainbox);
2164 gtk_paned_set_position(GTK_PANED(mimeview->paned), mimeview->oldsize);
2165
2166 gtkut_container_remove(GTK_CONTAINER(mimeview->icon_mainbox),
2167 button);
2168 gtk_box_pack_end(GTK_BOX(mimeview->ctree_mainbox),
2169 button, FALSE, FALSE, 0);
2170 gtk_paned_set_gutter_size(GTK_PANED(mimeview->paned), 6);
2171 } else {
2172 gtk_arrow_set(GTK_ARROW(GTK_BIN(button)->child), GTK_ARROW_LEFT,
2173 GTK_SHADOW_NONE);
2174 mimeview->oldsize = mimeview->ctree_mainbox->allocation.height;
2175 gtk_widget_hide(mimeview->ctree_mainbox);
2176 gtk_widget_show(mimeview->icon_mainbox);
2177 gtk_paned_set_position(GTK_PANED(mimeview->paned), 0);
2178
2179 gtkut_container_remove(GTK_CONTAINER(mimeview->ctree_mainbox),
2180 button);
2181 gtk_box_pack_start(GTK_BOX(mimeview->icon_mainbox),
2182 button, FALSE, FALSE, 0);
2183 gtk_box_reorder_child(GTK_BOX(button->parent), button, 0);
2184 if (mimeview->opened)
2185 icon_list_toggle_by_mime_info
2186 (mimeview, gtk_ctree_node_get_row_data(GTK_CTREE(mimeview->ctree),
2187 mimeview->opened));
2188
2189 gtk_paned_set_gutter_size(GTK_PANED(mimeview->paned), 0);
2190 }
2191 gtk_widget_grab_focus(button);
2192 gtk_widget_unref(button);
2193
2194 }
2195
2196 void mimeview_update (MimeView *mimeview) {
2197 if (mimeview && mimeview->mimeinfo) {
2198 icon_list_clear(mimeview);
2199 icon_list_create(mimeview, mimeview->mimeinfo);
2200 }
2201 }
2202
2203 void mimeview_handle_cmd(MimeView *mimeview, const gchar *cmd, GdkEventButton *event, gpointer data)
2204 {
2205 MessageView *msgview = NULL;
2206 MainWindow *mainwin = NULL;
2207
2208 if (!cmd)
2209 return;
2210
2211 msgview = mimeview->messageview;
2212 if (!msgview)
2213 return;
2214
2215 mainwin = msgview->mainwin;
2216 if (!mainwin)
2217 return;
2218
2219 else if (!strcmp(cmd, "sc://view_log"))
2220 log_window_show(mainwin->logwin);
2221 else if (!strcmp(cmd, "sc://save_as"))
2222 mimeview_save_as(mimeview);
2223 else if (!strcmp(cmd, "sc://display_as_text"))
2224 mimeview_display_as_text(mimeview);
2225 else if (!strcmp(cmd, "sc://open_with"))
2226 mimeview_open_with(mimeview);
2227 else if (!strcmp(cmd, "sc://open"))
2228 mimeview_launch(mimeview);
2229 else if (!strcmp(cmd, "sc://select_attachment") && data != NULL) {
2230 icon_list_toggle_by_mime_info(mimeview, (MimeInfo *)data);
2231 icon_selected(mimeview, -1, (MimeInfo *)data);
2232 } else if (!strcmp(cmd, "sc://open_attachment") && data != NULL) {
2233 icon_list_toggle_by_mime_info(mimeview, (MimeInfo *)data);
2234 icon_selected(mimeview, -1, (MimeInfo *)data);
2235 mimeview_launch(mimeview);
2236 } else if (!strcmp(cmd, "sc://menu_attachment") && data != NULL) {
2237 mimeview->spec_part = (MimeInfo *)data;
2238 part_button_pressed(mimeview, event, (MimeInfo *)data);
2239 }
2240 }
2241