1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
3 * Copyright (C) 2002-2007 Imendio AB
4 * Copyright (C) 2007-2010 Collabora Ltd.
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 of the
9 * License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public
17 * License along with this program; if not, write to the
18 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
19 * Boston, MA 02110-1301 USA
21 * Authors: Mikael Hallendal <micke@imendio.com>
22 * Richard Hult <richard@imendio.com>
23 * Martyn Russell <martyn@imendio.com>
24 * Xavier Claessens <xclaesse@gmail.com>
25 * Jonny Lamb <jonny.lamb@collabora.co.uk>
26 * Travis Reitter <travis.reitter@collabora.co.uk>
28 * Part of this file is copied from GtkSourceView (gtksourceiter.c):
36 #include <X11/Xatom.h>
38 #include <glib/gi18n-lib.h>
42 #include <telepathy-glib/util.h>
43 #include <folks/folks.h>
45 #include "empathy-ui-utils.h"
46 #include "empathy-images.h"
47 #include "empathy-smiley-manager.h"
49 #define DEBUG_FLAG EMPATHY_DEBUG_OTHER
50 #include <libempathy/empathy-debug.h>
51 #include <libempathy/empathy-utils.h>
52 #include <libempathy/empathy-dispatcher.h>
53 #include <libempathy/empathy-idle.h>
54 #include <libempathy/empathy-ft-factory.h>
57 empathy_gtk_init (void)
59 static gboolean initialized = FALSE;
65 gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
66 PKGDATADIR G_DIR_SEPARATOR_S "icons");
72 builder_get_file_valist (const gchar *filename,
73 const gchar *first_object,
81 DEBUG ("Loading file %s", filename);
83 gui = gtk_builder_new ();
84 gtk_builder_set_translation_domain (gui, GETTEXT_PACKAGE);
85 if (!gtk_builder_add_from_file (gui, filename, &error)) {
86 g_critical ("GtkBuilder Error (%s): %s",
87 filename, error->message);
88 g_clear_error (&error);
91 /* we need to iterate and set all of the pointers to NULL */
92 for (name = first_object; name;
93 name = va_arg (args, const gchar *)) {
94 object_ptr = va_arg (args, GObject**);
102 for (name = first_object; name; name = va_arg (args, const gchar *)) {
103 object_ptr = va_arg (args, GObject**);
105 *object_ptr = gtk_builder_get_object (gui, name);
108 g_warning ("File is missing object '%s'.", name);
117 empathy_builder_get_file (const gchar *filename,
118 const gchar *first_object,
124 va_start (args, first_object);
125 gui = builder_get_file_valist (filename, first_object, args);
132 empathy_builder_connect (GtkBuilder *gui,
134 const gchar *first_object,
143 va_start (args, first_object);
144 for (name = first_object; name; name = va_arg (args, const gchar *)) {
145 sig = va_arg (args, const gchar *);
146 callback = va_arg (args, GCallback);
148 object = gtk_builder_get_object (gui, name);
150 g_warning ("File is missing object '%s'.", name);
154 g_signal_connect (object, sig, callback, user_data);
161 empathy_builder_unref_and_keep_widget (GtkBuilder *gui,
164 /* On construction gui sinks the initial reference to widget. When gui
165 * is finalized it will drop its ref to widget. We take our own ref to
166 * prevent widget being finalised. The widget is forced to have a
167 * floating reference, like when it was initially unowned so that it can
168 * be used like any other GtkWidget. */
170 g_object_ref (widget);
171 g_object_force_floating (G_OBJECT (widget));
172 g_object_unref (gui);
178 empathy_icon_name_for_presence (TpConnectionPresenceType presence)
181 case TP_CONNECTION_PRESENCE_TYPE_AVAILABLE:
182 return EMPATHY_IMAGE_AVAILABLE;
183 case TP_CONNECTION_PRESENCE_TYPE_BUSY:
184 return EMPATHY_IMAGE_BUSY;
185 case TP_CONNECTION_PRESENCE_TYPE_AWAY:
186 return EMPATHY_IMAGE_AWAY;
187 case TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY:
188 if (gtk_icon_theme_has_icon (gtk_icon_theme_get_default (),
189 EMPATHY_IMAGE_EXT_AWAY))
190 return EMPATHY_IMAGE_EXT_AWAY;
192 /* The 'extended-away' icon is not an official one so we fallback to idle if
193 * it's not implemented */
194 return EMPATHY_IMAGE_IDLE;
195 case TP_CONNECTION_PRESENCE_TYPE_HIDDEN:
196 if (gtk_icon_theme_has_icon (gtk_icon_theme_get_default (),
197 EMPATHY_IMAGE_HIDDEN))
198 return EMPATHY_IMAGE_HIDDEN;
200 /* The 'hidden' icon is not an official one so we fallback to offline if
201 * it's not implemented */
202 return EMPATHY_IMAGE_OFFLINE;
203 case TP_CONNECTION_PRESENCE_TYPE_OFFLINE:
204 case TP_CONNECTION_PRESENCE_TYPE_ERROR:
205 return EMPATHY_IMAGE_OFFLINE;
206 case TP_CONNECTION_PRESENCE_TYPE_UNKNOWN:
207 return EMPATHY_IMAGE_PENDING;
208 case TP_CONNECTION_PRESENCE_TYPE_UNSET:
217 empathy_icon_name_for_contact (EmpathyContact *contact)
219 TpConnectionPresenceType presence;
221 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact),
222 EMPATHY_IMAGE_OFFLINE);
224 presence = empathy_contact_get_presence (contact);
225 return empathy_icon_name_for_presence (presence);
229 empathy_icon_name_for_individual (FolksIndividual *individual)
231 FolksPresenceType folks_presence;
232 TpConnectionPresenceType presence;
234 folks_presence = folks_individual_get_presence_type (individual);
235 presence = empathy_folks_presence_type_to_tp (folks_presence);
237 return empathy_icon_name_for_presence (presence);
241 empathy_protocol_name_for_contact (EmpathyContact *contact)
245 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
247 account = empathy_contact_get_account (contact);
248 if (account == NULL) {
252 return tp_account_get_icon_name (account);
256 empathy_pixbuf_from_data (gchar *data,
259 return empathy_pixbuf_from_data_and_mime (data, data_size, NULL);
263 empathy_pixbuf_from_data_and_mime (gchar *data,
267 GdkPixbufLoader *loader;
268 GdkPixbufFormat *format;
269 GdkPixbuf *pixbuf = NULL;
271 GError *error = NULL;
277 loader = gdk_pixbuf_loader_new ();
278 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size, &error)) {
279 DEBUG ("Failed to write to pixbuf loader: %s",
280 error ? error->message : "No error given");
283 if (!gdk_pixbuf_loader_close (loader, &error)) {
284 DEBUG ("Failed to close pixbuf loader: %s",
285 error ? error->message : "No error given");
289 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
291 g_object_ref (pixbuf);
293 if (mime_type != NULL) {
294 format = gdk_pixbuf_loader_get_format (loader);
295 mime_types = gdk_pixbuf_format_get_mime_types (format);
297 *mime_type = g_strdup (*mime_types);
298 if (mime_types[1] != NULL) {
299 DEBUG ("Loader supports more than one mime "
300 "type! Picking the first one, %s",
303 g_strfreev (mime_types);
308 g_clear_error (&error);
309 g_object_unref (loader);
317 gboolean preserve_aspect_ratio;
321 pixbuf_from_avatar_size_prepared_cb (GdkPixbufLoader *loader,
324 struct SizeData *data)
326 g_return_if_fail (width > 0 && height > 0);
328 if (data->preserve_aspect_ratio && (data->width > 0 || data->height > 0)) {
329 if (width < data->width && height < data->height) {
334 if (data->width < 0) {
335 width = width * (double) data->height / (gdouble) height;
336 height = data->height;
337 } else if (data->height < 0) {
338 height = height * (double) data->width / (double) width;
340 } else if ((double) height * (double) data->width >
341 (double) width * (double) data->height) {
342 width = 0.5 + (double) width * (double) data->height / (double) height;
343 height = data->height;
345 height = 0.5 + (double) height * (double) data->width / (double) width;
349 if (data->width > 0) {
353 if (data->height > 0) {
354 height = data->height;
358 gdk_pixbuf_loader_set_size (loader, width, height);
362 empathy_avatar_pixbuf_roundify (GdkPixbuf *pixbuf)
364 gint width, height, rowstride;
367 width = gdk_pixbuf_get_width (pixbuf);
368 height = gdk_pixbuf_get_height (pixbuf);
369 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
370 pixels = gdk_pixbuf_get_pixels (pixbuf);
372 if (width < 6 || height < 6) {
380 pixels[rowstride + 3] = 0x80;
381 pixels[rowstride * 2 + 3] = 0xC0;
384 pixels[width * 4 - 1] = 0;
385 pixels[width * 4 - 5] = 0x80;
386 pixels[width * 4 - 9] = 0xC0;
387 pixels[rowstride + (width * 4) - 1] = 0x80;
388 pixels[(2 * rowstride) + (width * 4) - 1] = 0xC0;
391 pixels[(height - 1) * rowstride + 3] = 0;
392 pixels[(height - 1) * rowstride + 7] = 0x80;
393 pixels[(height - 1) * rowstride + 11] = 0xC0;
394 pixels[(height - 2) * rowstride + 3] = 0x80;
395 pixels[(height - 3) * rowstride + 3] = 0xC0;
398 pixels[height * rowstride - 1] = 0;
399 pixels[(height - 1) * rowstride - 1] = 0x80;
400 pixels[(height - 2) * rowstride - 1] = 0xC0;
401 pixels[height * rowstride - 5] = 0x80;
402 pixels[height * rowstride - 9] = 0xC0;
406 empathy_gdk_pixbuf_is_opaque (GdkPixbuf *pixbuf)
408 gint width, height, rowstride, i;
412 width = gdk_pixbuf_get_width (pixbuf);
413 height = gdk_pixbuf_get_height (pixbuf);
414 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
415 pixels = gdk_pixbuf_get_pixels (pixbuf);
418 for (i = 3; i < rowstride; i+=4) {
424 for (i = 1; i < height - 1; i++) {
425 row = pixels + (i*rowstride);
426 if (row[3] < 0xfe || row[rowstride-1] < 0xfe) {
431 row = pixels + ((height-1) * rowstride);
432 for (i = 3; i < rowstride; i+=4) {
442 avatar_pixbuf_from_loader (GdkPixbufLoader *loader)
446 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
447 if (!gdk_pixbuf_get_has_alpha (pixbuf)) {
448 GdkPixbuf *rounded_pixbuf;
450 rounded_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
451 gdk_pixbuf_get_width (pixbuf),
452 gdk_pixbuf_get_height (pixbuf));
453 gdk_pixbuf_copy_area (pixbuf, 0, 0,
454 gdk_pixbuf_get_width (pixbuf),
455 gdk_pixbuf_get_height (pixbuf),
458 pixbuf = rounded_pixbuf;
460 g_object_ref (pixbuf);
463 if (empathy_gdk_pixbuf_is_opaque (pixbuf)) {
464 empathy_avatar_pixbuf_roundify (pixbuf);
471 empathy_pixbuf_from_avatar_scaled (EmpathyAvatar *avatar,
476 GdkPixbufLoader *loader;
477 struct SizeData data;
478 GError *error = NULL;
485 data.height = height;
486 data.preserve_aspect_ratio = TRUE;
488 loader = gdk_pixbuf_loader_new ();
490 g_signal_connect (loader, "size-prepared",
491 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
494 if (!gdk_pixbuf_loader_write (loader, avatar->data, avatar->len, &error)) {
495 g_warning ("Couldn't write avatar image:%p with "
496 "length:%" G_GSIZE_FORMAT " to pixbuf loader: %s",
497 avatar->data, avatar->len, error->message);
498 g_error_free (error);
502 gdk_pixbuf_loader_close (loader, NULL);
503 pixbuf = avatar_pixbuf_from_loader (loader);
505 g_object_unref (loader);
511 empathy_pixbuf_avatar_from_contact_scaled (EmpathyContact *contact,
515 EmpathyAvatar *avatar;
517 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
519 avatar = empathy_contact_get_avatar (contact);
521 return empathy_pixbuf_from_avatar_scaled (avatar, width, height);
525 FolksIndividual *individual;
526 GSimpleAsyncResult *result;
529 } PixbufAvatarFromIndividualClosure;
531 static PixbufAvatarFromIndividualClosure *
532 pixbuf_avatar_from_individual_closure_new (FolksIndividual *individual,
533 GSimpleAsyncResult *result,
537 PixbufAvatarFromIndividualClosure *closure;
539 g_return_val_if_fail (FOLKS_IS_INDIVIDUAL (individual), NULL);
540 g_return_val_if_fail (G_IS_ASYNC_RESULT (result), NULL);
542 closure = g_new0 (PixbufAvatarFromIndividualClosure, 1);
543 closure->individual = g_object_ref (individual);
544 closure->result = g_object_ref (result);
545 closure->width = width;
546 closure->height = height;
552 pixbuf_avatar_from_individual_closure_free (
553 PixbufAvatarFromIndividualClosure *closure)
555 g_object_unref (closure->individual);
556 g_object_unref (closure->result);
561 avatar_file_load_contents_cb (GObject *object,
562 GAsyncResult *result,
565 GFile *file = G_FILE (object);
566 PixbufAvatarFromIndividualClosure *closure = user_data;
569 struct SizeData size_data;
570 GError *error = NULL;
571 GdkPixbufLoader *loader = NULL;
573 if (!g_file_load_contents_finish (file, result, &data, &data_size,
575 DEBUG ("failed to load avatar from file: %s",
577 g_simple_async_result_set_from_error (closure->result, error);
581 size_data.width = closure->width;
582 size_data.height = closure->height;
583 size_data.preserve_aspect_ratio = TRUE;
585 loader = gdk_pixbuf_loader_new ();
587 g_signal_connect (loader, "size-prepared",
588 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
591 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size,
593 DEBUG ("Failed to write to pixbuf loader: %s",
594 error ? error->message : "No error given");
595 g_simple_async_result_set_from_error (closure->result, error);
598 if (!gdk_pixbuf_loader_close (loader, &error)) {
599 DEBUG ("Failed to close pixbuf loader: %s",
600 error ? error->message : "No error given");
601 g_simple_async_result_set_from_error (closure->result, error);
605 g_simple_async_result_set_op_res_gpointer (closure->result,
606 avatar_pixbuf_from_loader (loader), NULL);
609 g_simple_async_result_complete (closure->result);
611 g_clear_error (&error);
613 tp_clear_object (&loader);
614 pixbuf_avatar_from_individual_closure_free (closure);
618 empathy_pixbuf_avatar_from_individual_scaled_async (
619 FolksIndividual *individual,
622 GCancellable *cancellable,
623 GAsyncReadyCallback callback,
627 GSimpleAsyncResult *result;
628 PixbufAvatarFromIndividualClosure *closure;
630 result = g_simple_async_result_new (G_OBJECT (individual),
632 empathy_pixbuf_avatar_from_individual_scaled_async);
634 avatar_file = folks_avatar_get_avatar (FOLKS_AVATAR (individual));
635 if (avatar_file == NULL)
638 closure = pixbuf_avatar_from_individual_closure_new (individual, result,
643 g_file_load_contents_async (avatar_file, cancellable,
644 avatar_file_load_contents_cb, closure);
646 g_object_unref (result);
651 g_simple_async_result_set_op_res_gpointer (result, NULL, NULL);
652 g_simple_async_result_complete (result);
653 g_object_unref (result);
657 empathy_pixbuf_avatar_from_individual_scaled_finish (
658 FolksIndividual *individual,
659 GAsyncResult *result,
662 GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (result);
663 gboolean result_valid;
665 g_return_val_if_fail (FOLKS_IS_INDIVIDUAL (individual), NULL);
666 g_return_val_if_fail (G_IS_SIMPLE_ASYNC_RESULT (simple), NULL);
668 if (g_simple_async_result_propagate_error (simple, error))
671 result_valid = g_simple_async_result_is_valid (result,
672 G_OBJECT (individual),
673 empathy_pixbuf_avatar_from_individual_scaled_async);
674 g_return_val_if_fail (result_valid, NULL);
676 return g_simple_async_result_get_op_res_gpointer (simple);
680 empathy_pixbuf_contact_status_icon (EmpathyContact *contact,
681 gboolean show_protocol)
683 const gchar *icon_name;
685 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
687 icon_name = empathy_icon_name_for_contact (contact);
689 if (icon_name == NULL) {
692 return empathy_pixbuf_contact_status_icon_with_icon_name (contact,
698 empathy_pixbuf_contact_status_icon_with_icon_name (EmpathyContact *contact,
699 const gchar *icon_name,
700 gboolean show_protocol)
702 GdkPixbuf *pix_status;
703 GdkPixbuf *pix_protocol;
704 gchar *icon_filename;
706 gint numerator, denominator;
708 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact) ||
709 (show_protocol == FALSE), NULL);
710 g_return_val_if_fail (icon_name != NULL, NULL);
715 icon_filename = empathy_filename_from_icon_name (icon_name,
717 if (icon_filename == NULL) {
718 DEBUG ("icon name: %s could not be found\n", icon_name);
722 pix_status = gdk_pixbuf_new_from_file (icon_filename, NULL);
724 if (pix_status == NULL) {
725 DEBUG ("Could not open icon %s\n", icon_filename);
726 g_free (icon_filename);
730 g_free (icon_filename);
735 height = gdk_pixbuf_get_height (pix_status);
736 width = gdk_pixbuf_get_width (pix_status);
738 pix_protocol = empathy_pixbuf_protocol_from_contact_scaled (contact,
739 width * numerator / denominator,
740 height * numerator / denominator);
742 if (pix_protocol == NULL) {
745 gdk_pixbuf_composite (pix_protocol, pix_status,
746 0, height - height * numerator / denominator,
747 width * numerator / denominator, height * numerator / denominator,
748 0, height - height * numerator / denominator,
750 GDK_INTERP_BILINEAR, 255);
752 g_object_unref (pix_protocol);
758 empathy_pixbuf_protocol_from_contact_scaled (EmpathyContact *contact,
764 GdkPixbuf *pixbuf = NULL;
766 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
768 account = empathy_contact_get_account (contact);
769 filename = empathy_filename_from_icon_name (tp_account_get_icon_name (account),
771 if (filename != NULL) {
772 pixbuf = gdk_pixbuf_new_from_file_at_size (filename, width, height, NULL);
780 empathy_pixbuf_scale_down_if_necessary (GdkPixbuf *pixbuf, gint max_size)
785 width = gdk_pixbuf_get_width (pixbuf);
786 height = gdk_pixbuf_get_height (pixbuf);
788 if (width > 0 && (width > max_size || height > max_size)) {
789 factor = (gdouble) max_size / MAX (width, height);
791 width = width * factor;
792 height = height * factor;
794 return gdk_pixbuf_scale_simple (pixbuf,
799 return g_object_ref (pixbuf);
803 empathy_pixbuf_from_icon_name_sized (const gchar *icon_name,
808 GError *error = NULL;
814 theme = gtk_icon_theme_get_default ();
816 pixbuf = gtk_icon_theme_load_icon (theme,
822 DEBUG ("Error loading icon: %s", error->message);
823 g_clear_error (&error);
830 empathy_pixbuf_from_icon_name (const gchar *icon_name,
831 GtkIconSize icon_size)
840 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
844 return empathy_pixbuf_from_icon_name_sized (icon_name, size);
848 empathy_filename_from_icon_name (const gchar *icon_name,
849 GtkIconSize icon_size)
851 GtkIconTheme *icon_theme;
852 GtkIconInfo *icon_info;
857 icon_theme = gtk_icon_theme_get_default ();
859 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
863 icon_info = gtk_icon_theme_lookup_icon (icon_theme, icon_name, size, 0);
864 ret = g_strdup (gtk_icon_info_get_filename (icon_info));
865 gtk_icon_info_free (icon_info);
870 /* Stolen from GtkSourceView, hence the weird intendation. Please keep it like
871 * that to make it easier to apply changes from the original code.
873 #define GTK_TEXT_UNKNOWN_CHAR 0xFFFC
875 /* this function acts like g_utf8_offset_to_pointer() except that if it finds a
876 * decomposable character it consumes the decomposition length from the given
877 * offset. So it's useful when the offset was calculated for the normalized
878 * version of str, but we need a pointer to str itself. */
880 pointer_from_offset_skipping_decomp (const gchar *str, gint offset)
882 gchar *casefold, *normal;
888 q = g_utf8_next_char (p);
889 casefold = g_utf8_casefold (p, q - p);
890 normal = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
891 offset -= g_utf8_strlen (normal, -1);
900 g_utf8_strcasestr (const gchar *haystack, const gchar *needle)
904 const gchar *ret = NULL;
907 gchar *caseless_haystack;
910 g_return_val_if_fail (haystack != NULL, NULL);
911 g_return_val_if_fail (needle != NULL, NULL);
913 casefold = g_utf8_casefold (haystack, -1);
914 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
917 needle_len = g_utf8_strlen (needle, -1);
918 haystack_len = g_utf8_strlen (caseless_haystack, -1);
922 ret = (gchar *) haystack;
926 if (haystack_len < needle_len)
932 p = (gchar *) caseless_haystack;
933 needle_len = strlen (needle);
938 if ((strncmp (p, needle, needle_len) == 0))
940 ret = pointer_from_offset_skipping_decomp (haystack, i);
944 p = g_utf8_next_char (p);
949 g_free (caseless_haystack);
955 g_utf8_caselessnmatch (const char *s1, const char *s2,
956 gssize n1, gssize n2)
959 gchar *normalized_s1;
960 gchar *normalized_s2;
963 gboolean ret = FALSE;
965 g_return_val_if_fail (s1 != NULL, FALSE);
966 g_return_val_if_fail (s2 != NULL, FALSE);
967 g_return_val_if_fail (n1 > 0, FALSE);
968 g_return_val_if_fail (n2 > 0, FALSE);
970 casefold = g_utf8_casefold (s1, n1);
971 normalized_s1 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
974 casefold = g_utf8_casefold (s2, n2);
975 normalized_s2 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
978 len_s1 = strlen (normalized_s1);
979 len_s2 = strlen (normalized_s2);
984 ret = (strncmp (normalized_s1, normalized_s2, len_s2) == 0);
987 g_free (normalized_s1);
988 g_free (normalized_s2);
994 forward_chars_with_skipping (GtkTextIter *iter,
996 gboolean skip_invisible,
997 gboolean skip_nontext,
998 gboolean skip_decomp)
1002 g_return_if_fail (count >= 0);
1008 gboolean ignored = FALSE;
1010 /* minimal workaround to avoid the infinite loop of bug #168247.
1011 * It doesn't fix the problemjust the symptom...
1013 if (gtk_text_iter_is_end (iter))
1016 if (skip_nontext && gtk_text_iter_get_char (iter) == GTK_TEXT_UNKNOWN_CHAR)
1019 if (!ignored && skip_invisible &&
1020 /* _gtk_text_btree_char_is_invisible (iter)*/ FALSE)
1023 if (!ignored && skip_decomp)
1025 /* being UTF8 correct sucks; this accounts for extra
1026 offsets coming from canonical decompositions of
1027 UTF8 characters (e.g. accented characters) which
1028 g_utf8_normalize () performs */
1033 buffer_len = g_unichar_to_utf8 (gtk_text_iter_get_char (iter), buffer);
1034 normal = g_utf8_normalize (buffer, buffer_len, G_NORMALIZE_NFD);
1035 i -= (g_utf8_strlen (normal, -1) - 1);
1039 gtk_text_iter_forward_char (iter);
1047 lines_match (const GtkTextIter *start,
1048 const gchar **lines,
1049 gboolean visible_only,
1051 GtkTextIter *match_start,
1052 GtkTextIter *match_end)
1059 if (*lines == NULL || **lines == '\0')
1062 *match_start = *start;
1064 *match_end = *start;
1069 gtk_text_iter_forward_line (&next);
1071 /* No more text in buffer, but *lines is nonempty */
1072 if (gtk_text_iter_equal (start, &next))
1078 line_text = gtk_text_iter_get_visible_slice (start, &next);
1080 line_text = gtk_text_iter_get_slice (start, &next);
1085 line_text = gtk_text_iter_get_visible_text (start, &next);
1087 line_text = gtk_text_iter_get_text (start, &next);
1090 if (match_start) /* if this is the first line we're matching */
1092 found = g_utf8_strcasestr (line_text, *lines);
1096 /* If it's not the first line, we have to match from the
1097 * start of the line.
1099 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1112 /* Get offset to start of search string */
1113 offset = g_utf8_strlen (line_text, found - line_text);
1117 /* If match start needs to be returned, set it to the
1118 * start of the search string.
1120 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1123 *match_start = next;
1126 /* Go to end of search string */
1127 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1136 /* pass NULL for match_start, since we don't need to find the
1139 return lines_match (&next, lines, visible_only, slice, NULL, match_end);
1142 /* strsplit () that retains the delimiter as part of the string. */
1144 strbreakup (const char *string,
1145 const char *delimiter,
1148 GSList *string_list = NULL, *slist;
1149 gchar **str_array, *s, *casefold, *new_string;
1152 g_return_val_if_fail (string != NULL, NULL);
1153 g_return_val_if_fail (delimiter != NULL, NULL);
1156 max_tokens = G_MAXINT;
1158 s = strstr (string, delimiter);
1161 guint delimiter_len = strlen (delimiter);
1167 len = s - string + delimiter_len;
1168 new_string = g_new (gchar, len + 1);
1169 strncpy (new_string, string, len);
1170 new_string[len] = 0;
1171 casefold = g_utf8_casefold (new_string, -1);
1172 g_free (new_string);
1173 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1175 string_list = g_slist_prepend (string_list, new_string);
1177 string = s + delimiter_len;
1178 s = strstr (string, delimiter);
1179 } while (--max_tokens && s);
1185 casefold = g_utf8_casefold (string, -1);
1186 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1188 string_list = g_slist_prepend (string_list, new_string);
1191 str_array = g_new (gchar*, n);
1195 str_array[i--] = NULL;
1196 for (slist = string_list; slist; slist = slist->next)
1197 str_array[i--] = slist->data;
1199 g_slist_free (string_list);
1205 empathy_text_iter_forward_search (const GtkTextIter *iter,
1207 GtkTextIter *match_start,
1208 GtkTextIter *match_end,
1209 const GtkTextIter *limit)
1211 gchar **lines = NULL;
1213 gboolean retval = FALSE;
1215 gboolean visible_only;
1218 g_return_val_if_fail (iter != NULL, FALSE);
1219 g_return_val_if_fail (str != NULL, FALSE);
1221 if (limit && gtk_text_iter_compare (iter, limit) >= 0)
1225 /* If we can move one char, return the empty string there */
1228 if (gtk_text_iter_forward_char (&match)) {
1229 if (limit && gtk_text_iter_equal (&match, limit)) {
1234 *match_start = match;
1245 visible_only = TRUE;
1248 /* locate all lines */
1249 lines = strbreakup (str, "\n", -1);
1254 /* This loop has an inefficient worst-case, where
1255 * gtk_text_iter_get_text () is called repeatedly on
1260 if (limit && gtk_text_iter_compare (&search, limit) >= 0) {
1264 if (lines_match (&search, (const gchar**)lines,
1265 visible_only, slice, &match, &end)) {
1266 if (limit == NULL ||
1267 (limit && gtk_text_iter_compare (&end, limit) <= 0)) {
1271 *match_start = match;
1279 } while (gtk_text_iter_forward_line (&search));
1281 g_strfreev ((gchar **) lines);
1286 static const gchar *
1287 g_utf8_strrcasestr (const gchar *haystack, const gchar *needle)
1291 const gchar *ret = NULL;
1294 gchar *caseless_haystack;
1297 g_return_val_if_fail (haystack != NULL, NULL);
1298 g_return_val_if_fail (needle != NULL, NULL);
1300 casefold = g_utf8_casefold (haystack, -1);
1301 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1304 needle_len = g_utf8_strlen (needle, -1);
1305 haystack_len = g_utf8_strlen (caseless_haystack, -1);
1307 if (needle_len == 0)
1309 ret = (gchar *) haystack;
1313 if (haystack_len < needle_len)
1319 i = haystack_len - needle_len;
1320 p = g_utf8_offset_to_pointer (caseless_haystack, i);
1321 needle_len = strlen (needle);
1323 while (p >= caseless_haystack)
1325 if (strncmp (p, needle, needle_len) == 0)
1327 ret = pointer_from_offset_skipping_decomp (haystack, i);
1331 p = g_utf8_prev_char (p);
1336 g_free (caseless_haystack);
1342 backward_lines_match (const GtkTextIter *start,
1343 const gchar **lines,
1344 gboolean visible_only,
1346 GtkTextIter *match_start,
1347 GtkTextIter *match_end)
1349 GtkTextIter line, next;
1354 if (*lines == NULL || **lines == '\0')
1357 *match_start = *start;
1359 *match_end = *start;
1363 line = next = *start;
1364 if (gtk_text_iter_get_line_offset (&next) == 0)
1366 if (!gtk_text_iter_backward_line (&next))
1370 gtk_text_iter_set_line_offset (&next, 0);
1375 line_text = gtk_text_iter_get_visible_slice (&next, &line);
1377 line_text = gtk_text_iter_get_slice (&next, &line);
1382 line_text = gtk_text_iter_get_visible_text (&next, &line);
1384 line_text = gtk_text_iter_get_text (&next, &line);
1387 if (match_start) /* if this is the first line we're matching */
1389 found = g_utf8_strrcasestr (line_text, *lines);
1393 /* If it's not the first line, we have to match from the
1394 * start of the line.
1396 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1409 /* Get offset to start of search string */
1410 offset = g_utf8_strlen (line_text, found - line_text);
1412 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1414 /* If match start needs to be returned, set it to the
1415 * start of the search string.
1419 *match_start = next;
1422 /* Go to end of search string */
1423 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1432 /* try to match the rest of the lines forward, passing NULL
1433 * for match_start so lines_match will try to match the entire
1435 return lines_match (&next, lines, visible_only,
1436 slice, NULL, match_end);
1440 empathy_text_iter_backward_search (const GtkTextIter *iter,
1442 GtkTextIter *match_start,
1443 GtkTextIter *match_end,
1444 const GtkTextIter *limit)
1446 gchar **lines = NULL;
1448 gboolean retval = FALSE;
1450 gboolean visible_only;
1453 g_return_val_if_fail (iter != NULL, FALSE);
1454 g_return_val_if_fail (str != NULL, FALSE);
1456 if (limit && gtk_text_iter_compare (iter, limit) <= 0)
1461 /* If we can move one char, return the empty string there */
1464 if (gtk_text_iter_backward_char (&match))
1466 if (limit && gtk_text_iter_equal (&match, limit))
1470 *match_start = match;
1481 visible_only = TRUE;
1484 /* locate all lines */
1485 lines = strbreakup (str, "\n", -1);
1491 /* This loop has an inefficient worst-case, where
1492 * gtk_text_iter_get_text () is called repeatedly on
1497 if (limit && gtk_text_iter_compare (&search, limit) <= 0)
1500 if (backward_lines_match (&search, (const gchar**)lines,
1501 visible_only, slice, &match, &end))
1503 if (limit == NULL || (limit &&
1504 gtk_text_iter_compare (&end, limit) > 0))
1509 *match_start = match;
1516 if (gtk_text_iter_get_line_offset (&search) == 0)
1518 if (!gtk_text_iter_backward_line (&search))
1523 gtk_text_iter_set_line_offset (&search, 0);
1527 g_strfreev ((gchar **) lines);
1533 empathy_window_get_is_visible (GtkWindow *window)
1535 GdkWindowState state;
1536 GdkWindow *gdk_window;
1538 g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
1540 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1545 state = gdk_window_get_state (gdk_window);
1546 if (state & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED)) {
1554 empathy_window_iconify (GtkWindow *window, GtkStatusIcon *status_icon)
1556 GdkRectangle icon_location;
1559 GdkWindow *gdk_window;
1561 gtk_status_icon_get_geometry (status_icon, NULL, &icon_location, NULL);
1562 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1563 dpy = gdk_x11_drawable_get_xdisplay (gdk_window);
1565 data[0] = icon_location.x;
1566 data[1] = icon_location.y;
1567 data[2] = icon_location.width;
1568 data[3] = icon_location.height;
1570 XChangeProperty (dpy,
1571 GDK_WINDOW_XID (gdk_window),
1572 gdk_x11_get_xatom_by_name_for_display (
1573 gdk_drawable_get_display (gdk_window),
1574 "_NET_WM_ICON_GEOMETRY"),
1575 XA_CARDINAL, 32, PropModeReplace,
1576 (guchar *)&data, 4);
1578 gtk_window_set_skip_taskbar_hint (window, TRUE);
1579 gtk_window_iconify (window);
1582 /* Takes care of moving the window to the current workspace. */
1584 empathy_window_present_with_time (GtkWindow *window,
1587 GdkWindow *gdk_window;
1589 g_return_if_fail (GTK_IS_WINDOW (window));
1591 /* Move the window to the current workspace before trying to show it.
1592 * This is the behaviour people expect when clicking on the statusbar icon. */
1593 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1598 /* Has no effect if the WM has viewports, like compiz */
1599 gdk_x11_window_move_to_current_desktop (gdk_window);
1601 /* If window is still off-screen, hide it to force it to
1602 * reposition on the current workspace. */
1603 gtk_window_get_position (window, &x, &y);
1604 gtk_window_get_size (window, &w, &h);
1605 if (!EMPATHY_RECT_IS_ON_SCREEN (x, y, w, h))
1606 gtk_widget_hide (GTK_WIDGET (window));
1609 gtk_window_present_with_time (window, timestamp);
1610 gtk_window_set_skip_taskbar_hint (window, FALSE);
1611 gtk_window_deiconify (window);
1615 empathy_window_present (GtkWindow *window)
1617 empathy_window_present_with_time (window, gtk_get_current_event_time ());
1621 empathy_get_toplevel_window (GtkWidget *widget)
1623 GtkWidget *toplevel;
1625 g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
1627 toplevel = gtk_widget_get_toplevel (widget);
1628 if (GTK_IS_WINDOW (toplevel) &&
1629 gtk_widget_is_toplevel (toplevel)) {
1630 return GTK_WINDOW (toplevel);
1636 /** empathy_make_absolute_url_len:
1640 * Same as #empathy_make_absolute_url but for a limited string length
1643 empathy_make_absolute_url_len (const gchar *url,
1646 g_return_val_if_fail (url != NULL, NULL);
1648 if (g_str_has_prefix (url, "ghelp:") ||
1649 g_str_has_prefix (url, "mailto:") ||
1650 strstr (url, ":/")) {
1651 return g_strndup (url, len);
1654 if (strstr (url, "@")) {
1655 return g_strdup_printf ("mailto:%.*s", len, url);
1658 return g_strdup_printf ("http://%.*s", len, url);
1661 /** empathy_make_absolute_url:
1664 * The URL opening code can't handle schemeless strings, so we try to be
1665 * smart and add http if there is no scheme or doesn't look like a mail
1666 * address. This should work in most cases, and let us click on strings
1667 * like "www.gnome.org".
1669 * Returns: a newly allocated url with proper mailto: or http:// prefix, use
1670 * g_free when your are done with it
1673 empathy_make_absolute_url (const gchar *url)
1675 return empathy_make_absolute_url_len (url, strlen (url));
1679 empathy_url_show (GtkWidget *parent,
1683 GError *error = NULL;
1685 g_return_if_fail (parent == NULL || GTK_IS_WIDGET (parent));
1686 g_return_if_fail (url != NULL);
1688 real_url = empathy_make_absolute_url (url);
1690 gtk_show_uri (parent ? gtk_widget_get_screen (parent) : NULL, real_url,
1691 gtk_get_current_event_time (), &error);
1696 dialog = gtk_message_dialog_new (NULL, 0,
1697 GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
1698 _("Unable to open URI"));
1699 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1700 "%s", error->message);
1702 g_signal_connect (dialog, "response",
1703 G_CALLBACK (gtk_widget_destroy),
1705 gtk_window_present (GTK_WINDOW (dialog));
1707 g_clear_error (&error);
1714 empathy_send_file (EmpathyContact *contact, GFile *file)
1716 EmpathyFTFactory *factory;
1717 GtkRecentManager *manager;
1720 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1721 g_return_if_fail (G_IS_FILE (file));
1723 factory = empathy_ft_factory_dup_singleton ();
1725 empathy_ft_factory_new_transfer_outgoing (factory, contact, file);
1727 uri = g_file_get_uri (file);
1728 manager = gtk_recent_manager_get_default ();
1729 gtk_recent_manager_add_item (manager, uri);
1732 g_object_unref (factory);
1736 empathy_send_file_from_uri_list (EmpathyContact *contact, const gchar *uri_list)
1741 /* Only handle a single file for now. It would be wicked cool to be
1742 able to do multiple files, offering to zip them or whatever like
1743 nautilus-sendto does. Note that text/uri-list is defined to have
1744 each line terminated by \r\n, but we can be tolerant of applications
1745 that only use \n or don't terminate single-line entries.
1747 nl = strstr (uri_list, "\r\n");
1749 nl = strchr (uri_list, '\n');
1752 gchar *uri = g_strndup (uri_list, nl - uri_list);
1753 file = g_file_new_for_uri (uri);
1757 file = g_file_new_for_uri (uri_list);
1760 empathy_send_file (contact, file);
1762 g_object_unref (file);
1766 file_manager_send_file_response_cb (GtkDialog *widget,
1768 EmpathyContact *contact)
1772 if (response_id == GTK_RESPONSE_OK) {
1773 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (widget));
1775 empathy_send_file (contact, file);
1777 g_object_unref (file);
1780 gtk_widget_destroy (GTK_WIDGET (widget));
1784 empathy_send_file_with_file_chooser (EmpathyContact *contact)
1789 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1791 DEBUG ("Creating selection file chooser");
1793 widget = gtk_file_chooser_dialog_new (_("Select a file"),
1795 GTK_FILE_CHOOSER_ACTION_OPEN,
1797 GTK_RESPONSE_CANCEL,
1801 button = gtk_button_new_with_mnemonic (_("_Send"));
1802 gtk_button_set_image (GTK_BUTTON (button),
1803 gtk_image_new_from_icon_name (EMPATHY_IMAGE_DOCUMENT_SEND,
1804 GTK_ICON_SIZE_BUTTON));
1805 gtk_widget_show (button);
1806 gtk_dialog_add_action_widget (GTK_DIALOG (widget), button,
1808 gtk_widget_set_can_default (button, TRUE);
1809 gtk_dialog_set_default_response (GTK_DIALOG (widget),
1812 gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (widget), FALSE);
1814 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget),
1817 g_signal_connect (widget, "response",
1818 G_CALLBACK (file_manager_send_file_response_cb),
1821 gtk_widget_show (widget);
1825 file_manager_receive_file_response_cb (GtkDialog *dialog,
1826 GtkResponseType response,
1827 EmpathyFTHandler *handler)
1829 EmpathyFTFactory *factory;
1832 if (response == GTK_RESPONSE_OK) {
1833 factory = empathy_ft_factory_dup_singleton ();
1834 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
1836 empathy_ft_factory_set_destination_for_incoming_handler
1837 (factory, handler, file);
1839 g_object_unref (factory);
1840 g_object_unref (file);
1842 /* unref the handler, as we dismissed the file chooser,
1843 * and refused the transfer.
1845 g_object_unref (handler);
1848 gtk_widget_destroy (GTK_WIDGET (dialog));
1852 empathy_receive_file_with_file_chooser (EmpathyFTHandler *handler)
1856 EmpathyContact *contact;
1859 contact = empathy_ft_handler_get_contact (handler);
1860 g_assert (contact != NULL);
1862 title = g_strdup_printf (_("Incoming file from %s"),
1863 empathy_contact_get_alias (contact));
1865 widget = gtk_file_chooser_dialog_new (title,
1867 GTK_FILE_CHOOSER_ACTION_SAVE,
1869 GTK_RESPONSE_CANCEL,
1873 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (widget),
1874 empathy_ft_handler_get_filename (handler));
1875 gtk_file_chooser_set_do_overwrite_confirmation
1876 (GTK_FILE_CHOOSER (widget), TRUE);
1878 dir = g_get_user_special_dir (G_USER_DIRECTORY_DOWNLOAD);
1880 /* Fallback to $HOME if $XDG_DOWNLOAD_DIR is not set */
1881 dir = g_get_home_dir ();
1883 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget), dir);
1885 g_signal_connect (widget, "response",
1886 G_CALLBACK (file_manager_receive_file_response_cb), handler);
1888 gtk_widget_show (widget);