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;
235 folks_has_presence_get_presence_type (
236 FOLKS_HAS_PRESENCE (individual));
237 presence = empathy_folks_presence_type_to_tp (folks_presence);
239 return empathy_icon_name_for_presence (presence);
243 empathy_protocol_name_for_contact (EmpathyContact *contact)
247 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
249 account = empathy_contact_get_account (contact);
250 if (account == NULL) {
254 return tp_account_get_icon_name (account);
258 empathy_pixbuf_from_data (gchar *data,
261 return empathy_pixbuf_from_data_and_mime (data, data_size, NULL);
265 empathy_pixbuf_from_data_and_mime (gchar *data,
269 GdkPixbufLoader *loader;
270 GdkPixbufFormat *format;
271 GdkPixbuf *pixbuf = NULL;
273 GError *error = NULL;
279 loader = gdk_pixbuf_loader_new ();
280 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size, &error)) {
281 DEBUG ("Failed to write to pixbuf loader: %s",
282 error ? error->message : "No error given");
285 if (!gdk_pixbuf_loader_close (loader, &error)) {
286 DEBUG ("Failed to close pixbuf loader: %s",
287 error ? error->message : "No error given");
291 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
293 g_object_ref (pixbuf);
295 if (mime_type != NULL) {
296 format = gdk_pixbuf_loader_get_format (loader);
297 mime_types = gdk_pixbuf_format_get_mime_types (format);
299 *mime_type = g_strdup (*mime_types);
300 if (mime_types[1] != NULL) {
301 DEBUG ("Loader supports more than one mime "
302 "type! Picking the first one, %s",
305 g_strfreev (mime_types);
310 g_clear_error (&error);
311 g_object_unref (loader);
319 gboolean preserve_aspect_ratio;
323 pixbuf_from_avatar_size_prepared_cb (GdkPixbufLoader *loader,
326 struct SizeData *data)
328 g_return_if_fail (width > 0 && height > 0);
330 if (data->preserve_aspect_ratio && (data->width > 0 || data->height > 0)) {
331 if (width < data->width && height < data->height) {
336 if (data->width < 0) {
337 width = width * (double) data->height / (gdouble) height;
338 height = data->height;
339 } else if (data->height < 0) {
340 height = height * (double) data->width / (double) width;
342 } else if ((double) height * (double) data->width >
343 (double) width * (double) data->height) {
344 width = 0.5 + (double) width * (double) data->height / (double) height;
345 height = data->height;
347 height = 0.5 + (double) height * (double) data->width / (double) width;
351 if (data->width > 0) {
355 if (data->height > 0) {
356 height = data->height;
360 gdk_pixbuf_loader_set_size (loader, width, height);
364 empathy_avatar_pixbuf_roundify (GdkPixbuf *pixbuf)
366 gint width, height, rowstride;
369 width = gdk_pixbuf_get_width (pixbuf);
370 height = gdk_pixbuf_get_height (pixbuf);
371 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
372 pixels = gdk_pixbuf_get_pixels (pixbuf);
374 if (width < 6 || height < 6) {
382 pixels[rowstride + 3] = 0x80;
383 pixels[rowstride * 2 + 3] = 0xC0;
386 pixels[width * 4 - 1] = 0;
387 pixels[width * 4 - 5] = 0x80;
388 pixels[width * 4 - 9] = 0xC0;
389 pixels[rowstride + (width * 4) - 1] = 0x80;
390 pixels[(2 * rowstride) + (width * 4) - 1] = 0xC0;
393 pixels[(height - 1) * rowstride + 3] = 0;
394 pixels[(height - 1) * rowstride + 7] = 0x80;
395 pixels[(height - 1) * rowstride + 11] = 0xC0;
396 pixels[(height - 2) * rowstride + 3] = 0x80;
397 pixels[(height - 3) * rowstride + 3] = 0xC0;
400 pixels[height * rowstride - 1] = 0;
401 pixels[(height - 1) * rowstride - 1] = 0x80;
402 pixels[(height - 2) * rowstride - 1] = 0xC0;
403 pixels[height * rowstride - 5] = 0x80;
404 pixels[height * rowstride - 9] = 0xC0;
408 empathy_gdk_pixbuf_is_opaque (GdkPixbuf *pixbuf)
410 gint width, height, rowstride, i;
414 width = gdk_pixbuf_get_width (pixbuf);
415 height = gdk_pixbuf_get_height (pixbuf);
416 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
417 pixels = gdk_pixbuf_get_pixels (pixbuf);
420 for (i = 3; i < rowstride; i+=4) {
426 for (i = 1; i < height - 1; i++) {
427 row = pixels + (i*rowstride);
428 if (row[3] < 0xfe || row[rowstride-1] < 0xfe) {
433 row = pixels + ((height-1) * rowstride);
434 for (i = 3; i < rowstride; i+=4) {
444 avatar_pixbuf_from_loader (GdkPixbufLoader *loader)
448 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
449 if (!gdk_pixbuf_get_has_alpha (pixbuf)) {
450 GdkPixbuf *rounded_pixbuf;
452 rounded_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
453 gdk_pixbuf_get_width (pixbuf),
454 gdk_pixbuf_get_height (pixbuf));
455 gdk_pixbuf_copy_area (pixbuf, 0, 0,
456 gdk_pixbuf_get_width (pixbuf),
457 gdk_pixbuf_get_height (pixbuf),
460 pixbuf = rounded_pixbuf;
462 g_object_ref (pixbuf);
465 if (empathy_gdk_pixbuf_is_opaque (pixbuf)) {
466 empathy_avatar_pixbuf_roundify (pixbuf);
473 empathy_pixbuf_from_avatar_scaled (EmpathyAvatar *avatar,
478 GdkPixbufLoader *loader;
479 struct SizeData data;
480 GError *error = NULL;
487 data.height = height;
488 data.preserve_aspect_ratio = TRUE;
490 loader = gdk_pixbuf_loader_new ();
492 g_signal_connect (loader, "size-prepared",
493 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
496 if (!gdk_pixbuf_loader_write (loader, avatar->data, avatar->len, &error)) {
497 g_warning ("Couldn't write avatar image:%p with "
498 "length:%" G_GSIZE_FORMAT " to pixbuf loader: %s",
499 avatar->data, avatar->len, error->message);
500 g_error_free (error);
504 gdk_pixbuf_loader_close (loader, NULL);
505 pixbuf = avatar_pixbuf_from_loader (loader);
507 g_object_unref (loader);
513 empathy_pixbuf_avatar_from_contact_scaled (EmpathyContact *contact,
517 EmpathyAvatar *avatar;
519 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
521 avatar = empathy_contact_get_avatar (contact);
523 return empathy_pixbuf_from_avatar_scaled (avatar, width, height);
527 FolksIndividual *individual;
528 GSimpleAsyncResult *result;
531 } PixbufAvatarFromIndividualClosure;
533 static PixbufAvatarFromIndividualClosure *
534 pixbuf_avatar_from_individual_closure_new (FolksIndividual *individual,
535 GSimpleAsyncResult *result,
539 PixbufAvatarFromIndividualClosure *closure;
541 g_return_val_if_fail (FOLKS_IS_INDIVIDUAL (individual), NULL);
542 g_return_val_if_fail (G_IS_ASYNC_RESULT (result), NULL);
544 closure = g_new0 (PixbufAvatarFromIndividualClosure, 1);
545 closure->individual = g_object_ref (individual);
546 closure->result = g_object_ref (result);
547 closure->width = width;
548 closure->height = height;
554 pixbuf_avatar_from_individual_closure_free (
555 PixbufAvatarFromIndividualClosure *closure)
557 g_object_unref (closure->individual);
558 g_object_unref (closure->result);
563 avatar_file_load_contents_cb (GObject *object,
564 GAsyncResult *result,
567 GFile *file = G_FILE (object);
568 PixbufAvatarFromIndividualClosure *closure = user_data;
571 struct SizeData size_data;
572 GError *error = NULL;
573 GdkPixbufLoader *loader = NULL;
575 if (!g_file_load_contents_finish (file, result, &data, &data_size,
577 DEBUG ("failed to load avatar from file: %s",
579 g_simple_async_result_set_from_error (closure->result, error);
583 size_data.width = closure->width;
584 size_data.height = closure->height;
585 size_data.preserve_aspect_ratio = TRUE;
587 loader = gdk_pixbuf_loader_new ();
589 g_signal_connect (loader, "size-prepared",
590 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
593 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size,
595 DEBUG ("Failed to write to pixbuf loader: %s",
596 error ? error->message : "No error given");
597 g_simple_async_result_set_from_error (closure->result, error);
600 if (!gdk_pixbuf_loader_close (loader, &error)) {
601 DEBUG ("Failed to close pixbuf loader: %s",
602 error ? error->message : "No error given");
603 g_simple_async_result_set_from_error (closure->result, error);
607 g_simple_async_result_set_op_res_gpointer (closure->result,
608 avatar_pixbuf_from_loader (loader), g_object_unref);
611 g_simple_async_result_complete (closure->result);
613 g_clear_error (&error);
615 tp_clear_object (&loader);
616 pixbuf_avatar_from_individual_closure_free (closure);
620 empathy_pixbuf_avatar_from_individual_scaled_async (
621 FolksIndividual *individual,
624 GCancellable *cancellable,
625 GAsyncReadyCallback callback,
629 GSimpleAsyncResult *result;
630 PixbufAvatarFromIndividualClosure *closure;
632 result = g_simple_async_result_new (G_OBJECT (individual),
634 empathy_pixbuf_avatar_from_individual_scaled_async);
637 folks_has_avatar_get_avatar (FOLKS_HAS_AVATAR (individual));
638 if (avatar_file == NULL)
641 closure = pixbuf_avatar_from_individual_closure_new (individual, result,
646 g_file_load_contents_async (avatar_file, cancellable,
647 avatar_file_load_contents_cb, closure);
649 g_object_unref (result);
654 g_simple_async_result_set_op_res_gpointer (result, NULL, NULL);
655 g_simple_async_result_complete (result);
656 g_object_unref (result);
659 /* Return a ref on the GdkPixbuf */
661 empathy_pixbuf_avatar_from_individual_scaled_finish (
662 FolksIndividual *individual,
663 GAsyncResult *result,
666 GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (result);
667 gboolean result_valid;
670 g_return_val_if_fail (FOLKS_IS_INDIVIDUAL (individual), NULL);
671 g_return_val_if_fail (G_IS_SIMPLE_ASYNC_RESULT (simple), NULL);
673 if (g_simple_async_result_propagate_error (simple, error))
676 result_valid = g_simple_async_result_is_valid (result,
677 G_OBJECT (individual),
678 empathy_pixbuf_avatar_from_individual_scaled_async);
679 g_return_val_if_fail (result_valid, NULL);
681 pixbuf = g_simple_async_result_get_op_res_gpointer (simple);
682 return pixbuf != NULL ? g_object_ref (pixbuf) : NULL;
686 empathy_pixbuf_contact_status_icon (EmpathyContact *contact,
687 gboolean show_protocol)
689 const gchar *icon_name;
691 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
693 icon_name = empathy_icon_name_for_contact (contact);
695 if (icon_name == NULL) {
698 return empathy_pixbuf_contact_status_icon_with_icon_name (contact,
704 empathy_pixbuf_contact_status_icon_with_icon_name (EmpathyContact *contact,
705 const gchar *icon_name,
706 gboolean show_protocol)
708 GdkPixbuf *pix_status;
709 GdkPixbuf *pix_protocol;
710 gchar *icon_filename;
712 gint numerator, denominator;
714 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact) ||
715 (show_protocol == FALSE), NULL);
716 g_return_val_if_fail (icon_name != NULL, NULL);
721 icon_filename = empathy_filename_from_icon_name (icon_name,
723 if (icon_filename == NULL) {
724 DEBUG ("icon name: %s could not be found\n", icon_name);
728 pix_status = gdk_pixbuf_new_from_file (icon_filename, NULL);
730 if (pix_status == NULL) {
731 DEBUG ("Could not open icon %s\n", icon_filename);
732 g_free (icon_filename);
736 g_free (icon_filename);
741 height = gdk_pixbuf_get_height (pix_status);
742 width = gdk_pixbuf_get_width (pix_status);
744 pix_protocol = empathy_pixbuf_protocol_from_contact_scaled (contact,
745 width * numerator / denominator,
746 height * numerator / denominator);
748 if (pix_protocol == NULL) {
751 gdk_pixbuf_composite (pix_protocol, pix_status,
752 0, height - height * numerator / denominator,
753 width * numerator / denominator, height * numerator / denominator,
754 0, height - height * numerator / denominator,
756 GDK_INTERP_BILINEAR, 255);
758 g_object_unref (pix_protocol);
764 empathy_pixbuf_protocol_from_contact_scaled (EmpathyContact *contact,
770 GdkPixbuf *pixbuf = NULL;
772 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
774 account = empathy_contact_get_account (contact);
775 filename = empathy_filename_from_icon_name (tp_account_get_icon_name (account),
777 if (filename != NULL) {
778 pixbuf = gdk_pixbuf_new_from_file_at_size (filename, width, height, NULL);
786 empathy_pixbuf_scale_down_if_necessary (GdkPixbuf *pixbuf, gint max_size)
791 width = gdk_pixbuf_get_width (pixbuf);
792 height = gdk_pixbuf_get_height (pixbuf);
794 if (width > 0 && (width > max_size || height > max_size)) {
795 factor = (gdouble) max_size / MAX (width, height);
797 width = width * factor;
798 height = height * factor;
800 return gdk_pixbuf_scale_simple (pixbuf,
805 return g_object_ref (pixbuf);
809 empathy_pixbuf_from_icon_name_sized (const gchar *icon_name,
814 GError *error = NULL;
820 theme = gtk_icon_theme_get_default ();
822 pixbuf = gtk_icon_theme_load_icon (theme,
828 DEBUG ("Error loading icon: %s", error->message);
829 g_clear_error (&error);
836 empathy_pixbuf_from_icon_name (const gchar *icon_name,
837 GtkIconSize icon_size)
846 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
850 return empathy_pixbuf_from_icon_name_sized (icon_name, size);
854 empathy_filename_from_icon_name (const gchar *icon_name,
855 GtkIconSize icon_size)
857 GtkIconTheme *icon_theme;
858 GtkIconInfo *icon_info;
863 icon_theme = gtk_icon_theme_get_default ();
865 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
869 icon_info = gtk_icon_theme_lookup_icon (icon_theme, icon_name, size, 0);
870 ret = g_strdup (gtk_icon_info_get_filename (icon_info));
871 gtk_icon_info_free (icon_info);
876 /* Stolen from GtkSourceView, hence the weird intendation. Please keep it like
877 * that to make it easier to apply changes from the original code.
879 #define GTK_TEXT_UNKNOWN_CHAR 0xFFFC
881 /* this function acts like g_utf8_offset_to_pointer() except that if it finds a
882 * decomposable character it consumes the decomposition length from the given
883 * offset. So it's useful when the offset was calculated for the normalized
884 * version of str, but we need a pointer to str itself. */
886 pointer_from_offset_skipping_decomp (const gchar *str, gint offset)
888 gchar *casefold, *normal;
894 q = g_utf8_next_char (p);
895 casefold = g_utf8_casefold (p, q - p);
896 normal = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
897 offset -= g_utf8_strlen (normal, -1);
906 g_utf8_strcasestr (const gchar *haystack, const gchar *needle)
910 const gchar *ret = NULL;
913 gchar *caseless_haystack;
916 g_return_val_if_fail (haystack != NULL, NULL);
917 g_return_val_if_fail (needle != NULL, NULL);
919 casefold = g_utf8_casefold (haystack, -1);
920 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
923 needle_len = g_utf8_strlen (needle, -1);
924 haystack_len = g_utf8_strlen (caseless_haystack, -1);
928 ret = (gchar *) haystack;
932 if (haystack_len < needle_len)
938 p = (gchar *) caseless_haystack;
939 needle_len = strlen (needle);
944 if ((strncmp (p, needle, needle_len) == 0))
946 ret = pointer_from_offset_skipping_decomp (haystack, i);
950 p = g_utf8_next_char (p);
955 g_free (caseless_haystack);
961 g_utf8_caselessnmatch (const char *s1, const char *s2,
962 gssize n1, gssize n2)
965 gchar *normalized_s1;
966 gchar *normalized_s2;
969 gboolean ret = FALSE;
971 g_return_val_if_fail (s1 != NULL, FALSE);
972 g_return_val_if_fail (s2 != NULL, FALSE);
973 g_return_val_if_fail (n1 > 0, FALSE);
974 g_return_val_if_fail (n2 > 0, FALSE);
976 casefold = g_utf8_casefold (s1, n1);
977 normalized_s1 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
980 casefold = g_utf8_casefold (s2, n2);
981 normalized_s2 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
984 len_s1 = strlen (normalized_s1);
985 len_s2 = strlen (normalized_s2);
990 ret = (strncmp (normalized_s1, normalized_s2, len_s2) == 0);
993 g_free (normalized_s1);
994 g_free (normalized_s2);
1000 forward_chars_with_skipping (GtkTextIter *iter,
1002 gboolean skip_invisible,
1003 gboolean skip_nontext,
1004 gboolean skip_decomp)
1008 g_return_if_fail (count >= 0);
1014 gboolean ignored = FALSE;
1016 /* minimal workaround to avoid the infinite loop of bug #168247.
1017 * It doesn't fix the problemjust the symptom...
1019 if (gtk_text_iter_is_end (iter))
1022 if (skip_nontext && gtk_text_iter_get_char (iter) == GTK_TEXT_UNKNOWN_CHAR)
1025 if (!ignored && skip_invisible &&
1026 /* _gtk_text_btree_char_is_invisible (iter)*/ FALSE)
1029 if (!ignored && skip_decomp)
1031 /* being UTF8 correct sucks; this accounts for extra
1032 offsets coming from canonical decompositions of
1033 UTF8 characters (e.g. accented characters) which
1034 g_utf8_normalize () performs */
1039 buffer_len = g_unichar_to_utf8 (gtk_text_iter_get_char (iter), buffer);
1040 normal = g_utf8_normalize (buffer, buffer_len, G_NORMALIZE_NFD);
1041 i -= (g_utf8_strlen (normal, -1) - 1);
1045 gtk_text_iter_forward_char (iter);
1053 lines_match (const GtkTextIter *start,
1054 const gchar **lines,
1055 gboolean visible_only,
1057 GtkTextIter *match_start,
1058 GtkTextIter *match_end)
1065 if (*lines == NULL || **lines == '\0')
1068 *match_start = *start;
1070 *match_end = *start;
1075 gtk_text_iter_forward_line (&next);
1077 /* No more text in buffer, but *lines is nonempty */
1078 if (gtk_text_iter_equal (start, &next))
1084 line_text = gtk_text_iter_get_visible_slice (start, &next);
1086 line_text = gtk_text_iter_get_slice (start, &next);
1091 line_text = gtk_text_iter_get_visible_text (start, &next);
1093 line_text = gtk_text_iter_get_text (start, &next);
1096 if (match_start) /* if this is the first line we're matching */
1098 found = g_utf8_strcasestr (line_text, *lines);
1102 /* If it's not the first line, we have to match from the
1103 * start of the line.
1105 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1118 /* Get offset to start of search string */
1119 offset = g_utf8_strlen (line_text, found - line_text);
1123 /* If match start needs to be returned, set it to the
1124 * start of the search string.
1126 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1129 *match_start = next;
1132 /* Go to end of search string */
1133 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1142 /* pass NULL for match_start, since we don't need to find the
1145 return lines_match (&next, lines, visible_only, slice, NULL, match_end);
1148 /* strsplit () that retains the delimiter as part of the string. */
1150 strbreakup (const char *string,
1151 const char *delimiter,
1154 GSList *string_list = NULL, *slist;
1155 gchar **str_array, *s, *casefold, *new_string;
1158 g_return_val_if_fail (string != NULL, NULL);
1159 g_return_val_if_fail (delimiter != NULL, NULL);
1162 max_tokens = G_MAXINT;
1164 s = strstr (string, delimiter);
1167 guint delimiter_len = strlen (delimiter);
1173 len = s - string + delimiter_len;
1174 new_string = g_new (gchar, len + 1);
1175 strncpy (new_string, string, len);
1176 new_string[len] = 0;
1177 casefold = g_utf8_casefold (new_string, -1);
1178 g_free (new_string);
1179 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1181 string_list = g_slist_prepend (string_list, new_string);
1183 string = s + delimiter_len;
1184 s = strstr (string, delimiter);
1185 } while (--max_tokens && s);
1191 casefold = g_utf8_casefold (string, -1);
1192 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1194 string_list = g_slist_prepend (string_list, new_string);
1197 str_array = g_new (gchar*, n);
1201 str_array[i--] = NULL;
1202 for (slist = string_list; slist; slist = slist->next)
1203 str_array[i--] = slist->data;
1205 g_slist_free (string_list);
1211 empathy_text_iter_forward_search (const GtkTextIter *iter,
1213 GtkTextIter *match_start,
1214 GtkTextIter *match_end,
1215 const GtkTextIter *limit)
1217 gchar **lines = NULL;
1219 gboolean retval = FALSE;
1221 gboolean visible_only;
1224 g_return_val_if_fail (iter != NULL, FALSE);
1225 g_return_val_if_fail (str != NULL, FALSE);
1227 if (limit && gtk_text_iter_compare (iter, limit) >= 0)
1231 /* If we can move one char, return the empty string there */
1234 if (gtk_text_iter_forward_char (&match)) {
1235 if (limit && gtk_text_iter_equal (&match, limit)) {
1240 *match_start = match;
1251 visible_only = TRUE;
1254 /* locate all lines */
1255 lines = strbreakup (str, "\n", -1);
1260 /* This loop has an inefficient worst-case, where
1261 * gtk_text_iter_get_text () is called repeatedly on
1266 if (limit && gtk_text_iter_compare (&search, limit) >= 0) {
1270 if (lines_match (&search, (const gchar**)lines,
1271 visible_only, slice, &match, &end)) {
1272 if (limit == NULL ||
1273 (limit && gtk_text_iter_compare (&end, limit) <= 0)) {
1277 *match_start = match;
1285 } while (gtk_text_iter_forward_line (&search));
1287 g_strfreev ((gchar **) lines);
1292 static const gchar *
1293 g_utf8_strrcasestr (const gchar *haystack, const gchar *needle)
1297 const gchar *ret = NULL;
1300 gchar *caseless_haystack;
1303 g_return_val_if_fail (haystack != NULL, NULL);
1304 g_return_val_if_fail (needle != NULL, NULL);
1306 casefold = g_utf8_casefold (haystack, -1);
1307 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1310 needle_len = g_utf8_strlen (needle, -1);
1311 haystack_len = g_utf8_strlen (caseless_haystack, -1);
1313 if (needle_len == 0)
1315 ret = (gchar *) haystack;
1319 if (haystack_len < needle_len)
1325 i = haystack_len - needle_len;
1326 p = g_utf8_offset_to_pointer (caseless_haystack, i);
1327 needle_len = strlen (needle);
1329 while (p >= caseless_haystack)
1331 if (strncmp (p, needle, needle_len) == 0)
1333 ret = pointer_from_offset_skipping_decomp (haystack, i);
1337 p = g_utf8_prev_char (p);
1342 g_free (caseless_haystack);
1348 backward_lines_match (const GtkTextIter *start,
1349 const gchar **lines,
1350 gboolean visible_only,
1352 GtkTextIter *match_start,
1353 GtkTextIter *match_end)
1355 GtkTextIter line, next;
1360 if (*lines == NULL || **lines == '\0')
1363 *match_start = *start;
1365 *match_end = *start;
1369 line = next = *start;
1370 if (gtk_text_iter_get_line_offset (&next) == 0)
1372 if (!gtk_text_iter_backward_line (&next))
1376 gtk_text_iter_set_line_offset (&next, 0);
1381 line_text = gtk_text_iter_get_visible_slice (&next, &line);
1383 line_text = gtk_text_iter_get_slice (&next, &line);
1388 line_text = gtk_text_iter_get_visible_text (&next, &line);
1390 line_text = gtk_text_iter_get_text (&next, &line);
1393 if (match_start) /* if this is the first line we're matching */
1395 found = g_utf8_strrcasestr (line_text, *lines);
1399 /* If it's not the first line, we have to match from the
1400 * start of the line.
1402 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1415 /* Get offset to start of search string */
1416 offset = g_utf8_strlen (line_text, found - line_text);
1418 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1420 /* If match start needs to be returned, set it to the
1421 * start of the search string.
1425 *match_start = next;
1428 /* Go to end of search string */
1429 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1438 /* try to match the rest of the lines forward, passing NULL
1439 * for match_start so lines_match will try to match the entire
1441 return lines_match (&next, lines, visible_only,
1442 slice, NULL, match_end);
1446 empathy_text_iter_backward_search (const GtkTextIter *iter,
1448 GtkTextIter *match_start,
1449 GtkTextIter *match_end,
1450 const GtkTextIter *limit)
1452 gchar **lines = NULL;
1454 gboolean retval = FALSE;
1456 gboolean visible_only;
1459 g_return_val_if_fail (iter != NULL, FALSE);
1460 g_return_val_if_fail (str != NULL, FALSE);
1462 if (limit && gtk_text_iter_compare (iter, limit) <= 0)
1467 /* If we can move one char, return the empty string there */
1470 if (gtk_text_iter_backward_char (&match))
1472 if (limit && gtk_text_iter_equal (&match, limit))
1476 *match_start = match;
1487 visible_only = TRUE;
1490 /* locate all lines */
1491 lines = strbreakup (str, "\n", -1);
1497 /* This loop has an inefficient worst-case, where
1498 * gtk_text_iter_get_text () is called repeatedly on
1503 if (limit && gtk_text_iter_compare (&search, limit) <= 0)
1506 if (backward_lines_match (&search, (const gchar**)lines,
1507 visible_only, slice, &match, &end))
1509 if (limit == NULL || (limit &&
1510 gtk_text_iter_compare (&end, limit) > 0))
1515 *match_start = match;
1522 if (gtk_text_iter_get_line_offset (&search) == 0)
1524 if (!gtk_text_iter_backward_line (&search))
1529 gtk_text_iter_set_line_offset (&search, 0);
1533 g_strfreev ((gchar **) lines);
1539 empathy_window_get_is_visible (GtkWindow *window)
1541 GdkWindowState state;
1542 GdkWindow *gdk_window;
1544 g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
1546 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1551 state = gdk_window_get_state (gdk_window);
1552 if (state & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED)) {
1560 empathy_window_iconify (GtkWindow *window, GtkStatusIcon *status_icon)
1562 GdkRectangle icon_location;
1565 GdkWindow *gdk_window;
1567 gtk_status_icon_get_geometry (status_icon, NULL, &icon_location, NULL);
1568 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1569 dpy = GDK_WINDOW_XDISPLAY (gdk_window);
1571 data[0] = icon_location.x;
1572 data[1] = icon_location.y;
1573 data[2] = icon_location.width;
1574 data[3] = icon_location.height;
1576 XChangeProperty (dpy,
1577 GDK_WINDOW_XID (gdk_window),
1578 gdk_x11_get_xatom_by_name_for_display (
1579 gdk_window_get_display (gdk_window),
1580 "_NET_WM_ICON_GEOMETRY"),
1581 XA_CARDINAL, 32, PropModeReplace,
1582 (guchar *)&data, 4);
1584 gtk_window_set_skip_taskbar_hint (window, TRUE);
1585 gtk_window_iconify (window);
1588 /* Takes care of moving the window to the current workspace. */
1590 empathy_window_present_with_time (GtkWindow *window,
1593 GdkWindow *gdk_window;
1595 g_return_if_fail (GTK_IS_WINDOW (window));
1597 /* Move the window to the current workspace before trying to show it.
1598 * This is the behaviour people expect when clicking on the statusbar icon. */
1599 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1604 /* Has no effect if the WM has viewports, like compiz */
1605 gdk_x11_window_move_to_current_desktop (gdk_window);
1607 /* If window is still off-screen, hide it to force it to
1608 * reposition on the current workspace. */
1609 gtk_window_get_position (window, &x, &y);
1610 gtk_window_get_size (window, &w, &h);
1611 if (!EMPATHY_RECT_IS_ON_SCREEN (x, y, w, h))
1612 gtk_widget_hide (GTK_WIDGET (window));
1615 if (timestamp == GDK_CURRENT_TIME)
1616 gtk_window_present (window);
1618 gtk_window_present_with_time (window, timestamp);
1620 gtk_window_set_skip_taskbar_hint (window, FALSE);
1621 gtk_window_deiconify (window);
1625 empathy_window_present (GtkWindow *window)
1627 empathy_window_present_with_time (window, gtk_get_current_event_time ());
1631 empathy_get_toplevel_window (GtkWidget *widget)
1633 GtkWidget *toplevel;
1635 g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
1637 toplevel = gtk_widget_get_toplevel (widget);
1638 if (GTK_IS_WINDOW (toplevel) &&
1639 gtk_widget_is_toplevel (toplevel)) {
1640 return GTK_WINDOW (toplevel);
1646 /** empathy_make_absolute_url_len:
1650 * Same as #empathy_make_absolute_url but for a limited string length
1653 empathy_make_absolute_url_len (const gchar *url,
1656 g_return_val_if_fail (url != NULL, NULL);
1658 if (g_str_has_prefix (url, "ghelp:") ||
1659 g_str_has_prefix (url, "mailto:") ||
1660 strstr (url, ":/")) {
1661 return g_strndup (url, len);
1664 if (strstr (url, "@")) {
1665 return g_strdup_printf ("mailto:%.*s", len, url);
1668 return g_strdup_printf ("http://%.*s", len, url);
1671 /** empathy_make_absolute_url:
1674 * The URL opening code can't handle schemeless strings, so we try to be
1675 * smart and add http if there is no scheme or doesn't look like a mail
1676 * address. This should work in most cases, and let us click on strings
1677 * like "www.gnome.org".
1679 * Returns: a newly allocated url with proper mailto: or http:// prefix, use
1680 * g_free when your are done with it
1683 empathy_make_absolute_url (const gchar *url)
1685 return empathy_make_absolute_url_len (url, strlen (url));
1689 empathy_url_show (GtkWidget *parent,
1693 GError *error = NULL;
1695 g_return_if_fail (parent == NULL || GTK_IS_WIDGET (parent));
1696 g_return_if_fail (url != NULL);
1698 real_url = empathy_make_absolute_url (url);
1700 gtk_show_uri (parent ? gtk_widget_get_screen (parent) : NULL, real_url,
1701 gtk_get_current_event_time (), &error);
1706 dialog = gtk_message_dialog_new (NULL, 0,
1707 GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
1708 _("Unable to open URI"));
1709 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1710 "%s", error->message);
1712 g_signal_connect (dialog, "response",
1713 G_CALLBACK (gtk_widget_destroy),
1715 gtk_window_present (GTK_WINDOW (dialog));
1717 g_clear_error (&error);
1724 empathy_send_file (EmpathyContact *contact, GFile *file)
1726 EmpathyFTFactory *factory;
1727 GtkRecentManager *manager;
1730 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1731 g_return_if_fail (G_IS_FILE (file));
1733 factory = empathy_ft_factory_dup_singleton ();
1735 empathy_ft_factory_new_transfer_outgoing (factory, contact, file);
1737 uri = g_file_get_uri (file);
1738 manager = gtk_recent_manager_get_default ();
1739 gtk_recent_manager_add_item (manager, uri);
1742 g_object_unref (factory);
1746 empathy_send_file_from_uri_list (EmpathyContact *contact, const gchar *uri_list)
1751 /* Only handle a single file for now. It would be wicked cool to be
1752 able to do multiple files, offering to zip them or whatever like
1753 nautilus-sendto does. Note that text/uri-list is defined to have
1754 each line terminated by \r\n, but we can be tolerant of applications
1755 that only use \n or don't terminate single-line entries.
1757 nl = strstr (uri_list, "\r\n");
1759 nl = strchr (uri_list, '\n');
1762 gchar *uri = g_strndup (uri_list, nl - uri_list);
1763 file = g_file_new_for_uri (uri);
1767 file = g_file_new_for_uri (uri_list);
1770 empathy_send_file (contact, file);
1772 g_object_unref (file);
1776 file_manager_send_file_response_cb (GtkDialog *widget,
1778 EmpathyContact *contact)
1782 if (response_id == GTK_RESPONSE_OK) {
1783 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (widget));
1785 empathy_send_file (contact, file);
1787 g_object_unref (file);
1790 gtk_widget_destroy (GTK_WIDGET (widget));
1794 empathy_send_file_with_file_chooser (EmpathyContact *contact)
1799 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1801 DEBUG ("Creating selection file chooser");
1803 widget = gtk_file_chooser_dialog_new (_("Select a file"),
1805 GTK_FILE_CHOOSER_ACTION_OPEN,
1807 GTK_RESPONSE_CANCEL,
1811 button = gtk_button_new_with_mnemonic (_("_Send"));
1812 gtk_button_set_image (GTK_BUTTON (button),
1813 gtk_image_new_from_icon_name (EMPATHY_IMAGE_DOCUMENT_SEND,
1814 GTK_ICON_SIZE_BUTTON));
1815 gtk_widget_show (button);
1816 gtk_dialog_add_action_widget (GTK_DIALOG (widget), button,
1818 gtk_widget_set_can_default (button, TRUE);
1819 gtk_dialog_set_default_response (GTK_DIALOG (widget),
1822 gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (widget), FALSE);
1824 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget),
1827 g_signal_connect (widget, "response",
1828 G_CALLBACK (file_manager_send_file_response_cb),
1831 gtk_widget_show (widget);
1835 file_manager_receive_file_response_cb (GtkDialog *dialog,
1836 GtkResponseType response,
1837 EmpathyFTHandler *handler)
1839 EmpathyFTFactory *factory;
1842 if (response == GTK_RESPONSE_OK) {
1843 factory = empathy_ft_factory_dup_singleton ();
1844 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
1846 empathy_ft_factory_set_destination_for_incoming_handler
1847 (factory, handler, file);
1849 g_object_unref (factory);
1850 g_object_unref (file);
1852 /* unref the handler, as we dismissed the file chooser,
1853 * and refused the transfer.
1855 g_object_unref (handler);
1858 gtk_widget_destroy (GTK_WIDGET (dialog));
1862 empathy_receive_file_with_file_chooser (EmpathyFTHandler *handler)
1866 EmpathyContact *contact;
1869 contact = empathy_ft_handler_get_contact (handler);
1870 g_assert (contact != NULL);
1872 title = g_strdup_printf (_("Incoming file from %s"),
1873 empathy_contact_get_alias (contact));
1875 widget = gtk_file_chooser_dialog_new (title,
1877 GTK_FILE_CHOOSER_ACTION_SAVE,
1879 GTK_RESPONSE_CANCEL,
1883 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (widget),
1884 empathy_ft_handler_get_filename (handler));
1885 gtk_file_chooser_set_do_overwrite_confirmation
1886 (GTK_FILE_CHOOSER (widget), TRUE);
1888 dir = g_get_user_special_dir (G_USER_DIRECTORY_DOWNLOAD);
1890 /* Fallback to $HOME if $XDG_DOWNLOAD_DIR is not set */
1891 dir = g_get_home_dir ();
1893 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget), dir);
1895 g_signal_connect (widget, "response",
1896 G_CALLBACK (file_manager_receive_file_response_cb), handler);
1898 gtk_widget_show (widget);
1903 empathy_make_color_whiter (GdkRGBA *color)
1905 const GdkRGBA white = { 1.0, 1.0, 1.0, 1.0 };
1907 color->red = (color->red + white.red) / 2;
1908 color->green = (color->green + white.green) / 2;
1909 color->blue = (color->blue + white.blue) / 2;