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-ft-factory.h>
56 empathy_gtk_init (void)
58 static gboolean initialized = FALSE;
64 gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
65 PKGDATADIR G_DIR_SEPARATOR_S "icons");
71 builder_get_file_valist (const gchar *filename,
72 const gchar *first_object,
80 DEBUG ("Loading file %s", filename);
82 gui = gtk_builder_new ();
83 gtk_builder_set_translation_domain (gui, GETTEXT_PACKAGE);
84 if (!gtk_builder_add_from_file (gui, filename, &error)) {
85 g_critical ("GtkBuilder Error (%s): %s",
86 filename, error->message);
87 g_clear_error (&error);
90 /* we need to iterate and set all of the pointers to NULL */
91 for (name = first_object; name;
92 name = va_arg (args, const gchar *)) {
93 object_ptr = va_arg (args, GObject**);
101 for (name = first_object; name; name = va_arg (args, const gchar *)) {
102 object_ptr = va_arg (args, GObject**);
104 *object_ptr = gtk_builder_get_object (gui, name);
107 g_warning ("File is missing object '%s'.", name);
116 empathy_builder_get_file (const gchar *filename,
117 const gchar *first_object,
123 va_start (args, first_object);
124 gui = builder_get_file_valist (filename, first_object, args);
131 empathy_builder_connect (GtkBuilder *gui,
133 const gchar *first_object,
142 va_start (args, first_object);
143 for (name = first_object; name; name = va_arg (args, const gchar *)) {
144 sig = va_arg (args, const gchar *);
145 callback = va_arg (args, GCallback);
147 object = gtk_builder_get_object (gui, name);
149 g_warning ("File is missing object '%s'.", name);
153 g_signal_connect (object, sig, callback, user_data);
160 empathy_builder_unref_and_keep_widget (GtkBuilder *gui,
163 /* On construction gui sinks the initial reference to widget. When gui
164 * is finalized it will drop its ref to widget. We take our own ref to
165 * prevent widget being finalised. The widget is forced to have a
166 * floating reference, like when it was initially unowned so that it can
167 * be used like any other GtkWidget. */
169 g_object_ref (widget);
170 g_object_force_floating (G_OBJECT (widget));
171 g_object_unref (gui);
177 empathy_icon_name_for_presence (TpConnectionPresenceType presence)
180 case TP_CONNECTION_PRESENCE_TYPE_AVAILABLE:
181 return EMPATHY_IMAGE_AVAILABLE;
182 case TP_CONNECTION_PRESENCE_TYPE_BUSY:
183 return EMPATHY_IMAGE_BUSY;
184 case TP_CONNECTION_PRESENCE_TYPE_AWAY:
185 return EMPATHY_IMAGE_AWAY;
186 case TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY:
187 if (gtk_icon_theme_has_icon (gtk_icon_theme_get_default (),
188 EMPATHY_IMAGE_EXT_AWAY))
189 return EMPATHY_IMAGE_EXT_AWAY;
191 /* The 'extended-away' icon is not an official one so we fallback to idle if
192 * it's not implemented */
193 return EMPATHY_IMAGE_IDLE;
194 case TP_CONNECTION_PRESENCE_TYPE_HIDDEN:
195 if (gtk_icon_theme_has_icon (gtk_icon_theme_get_default (),
196 EMPATHY_IMAGE_HIDDEN))
197 return EMPATHY_IMAGE_HIDDEN;
199 /* The 'hidden' icon is not an official one so we fallback to offline if
200 * it's not implemented */
201 return EMPATHY_IMAGE_OFFLINE;
202 case TP_CONNECTION_PRESENCE_TYPE_OFFLINE:
203 case TP_CONNECTION_PRESENCE_TYPE_ERROR:
204 return EMPATHY_IMAGE_OFFLINE;
205 case TP_CONNECTION_PRESENCE_TYPE_UNKNOWN:
206 return EMPATHY_IMAGE_PENDING;
207 case TP_CONNECTION_PRESENCE_TYPE_UNSET:
216 empathy_icon_name_for_contact (EmpathyContact *contact)
218 TpConnectionPresenceType presence;
220 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact),
221 EMPATHY_IMAGE_OFFLINE);
223 presence = empathy_contact_get_presence (contact);
224 return empathy_icon_name_for_presence (presence);
228 empathy_icon_name_for_individual (FolksIndividual *individual)
230 FolksPresenceType folks_presence;
231 TpConnectionPresenceType presence;
234 folks_presence_owner_get_presence_type (
235 FOLKS_PRESENCE_OWNER (individual));
236 presence = empathy_folks_presence_type_to_tp (folks_presence);
238 return empathy_icon_name_for_presence (presence);
242 empathy_protocol_name_for_contact (EmpathyContact *contact)
246 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
248 account = empathy_contact_get_account (contact);
249 if (account == NULL) {
253 return tp_account_get_icon_name (account);
257 empathy_pixbuf_from_data (gchar *data,
260 return empathy_pixbuf_from_data_and_mime (data, data_size, NULL);
264 empathy_pixbuf_from_data_and_mime (gchar *data,
268 GdkPixbufLoader *loader;
269 GdkPixbufFormat *format;
270 GdkPixbuf *pixbuf = NULL;
272 GError *error = NULL;
278 loader = gdk_pixbuf_loader_new ();
279 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size, &error)) {
280 DEBUG ("Failed to write to pixbuf loader: %s",
281 error ? error->message : "No error given");
284 if (!gdk_pixbuf_loader_close (loader, &error)) {
285 DEBUG ("Failed to close pixbuf loader: %s",
286 error ? error->message : "No error given");
290 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
292 g_object_ref (pixbuf);
294 if (mime_type != NULL) {
295 format = gdk_pixbuf_loader_get_format (loader);
296 mime_types = gdk_pixbuf_format_get_mime_types (format);
298 *mime_type = g_strdup (*mime_types);
299 if (mime_types[1] != NULL) {
300 DEBUG ("Loader supports more than one mime "
301 "type! Picking the first one, %s",
304 g_strfreev (mime_types);
309 g_clear_error (&error);
310 g_object_unref (loader);
318 gboolean preserve_aspect_ratio;
322 pixbuf_from_avatar_size_prepared_cb (GdkPixbufLoader *loader,
325 struct SizeData *data)
327 g_return_if_fail (width > 0 && height > 0);
329 if (data->preserve_aspect_ratio && (data->width > 0 || data->height > 0)) {
330 if (width < data->width && height < data->height) {
335 if (data->width < 0) {
336 width = width * (double) data->height / (gdouble) height;
337 height = data->height;
338 } else if (data->height < 0) {
339 height = height * (double) data->width / (double) width;
341 } else if ((double) height * (double) data->width >
342 (double) width * (double) data->height) {
343 width = 0.5 + (double) width * (double) data->height / (double) height;
344 height = data->height;
346 height = 0.5 + (double) height * (double) data->width / (double) width;
350 if (data->width > 0) {
354 if (data->height > 0) {
355 height = data->height;
359 gdk_pixbuf_loader_set_size (loader, width, height);
363 empathy_avatar_pixbuf_roundify (GdkPixbuf *pixbuf)
365 gint width, height, rowstride;
368 width = gdk_pixbuf_get_width (pixbuf);
369 height = gdk_pixbuf_get_height (pixbuf);
370 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
371 pixels = gdk_pixbuf_get_pixels (pixbuf);
373 if (width < 6 || height < 6) {
381 pixels[rowstride + 3] = 0x80;
382 pixels[rowstride * 2 + 3] = 0xC0;
385 pixels[width * 4 - 1] = 0;
386 pixels[width * 4 - 5] = 0x80;
387 pixels[width * 4 - 9] = 0xC0;
388 pixels[rowstride + (width * 4) - 1] = 0x80;
389 pixels[(2 * rowstride) + (width * 4) - 1] = 0xC0;
392 pixels[(height - 1) * rowstride + 3] = 0;
393 pixels[(height - 1) * rowstride + 7] = 0x80;
394 pixels[(height - 1) * rowstride + 11] = 0xC0;
395 pixels[(height - 2) * rowstride + 3] = 0x80;
396 pixels[(height - 3) * rowstride + 3] = 0xC0;
399 pixels[height * rowstride - 1] = 0;
400 pixels[(height - 1) * rowstride - 1] = 0x80;
401 pixels[(height - 2) * rowstride - 1] = 0xC0;
402 pixels[height * rowstride - 5] = 0x80;
403 pixels[height * rowstride - 9] = 0xC0;
407 empathy_gdk_pixbuf_is_opaque (GdkPixbuf *pixbuf)
409 gint width, height, rowstride, i;
413 width = gdk_pixbuf_get_width (pixbuf);
414 height = gdk_pixbuf_get_height (pixbuf);
415 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
416 pixels = gdk_pixbuf_get_pixels (pixbuf);
419 for (i = 3; i < rowstride; i+=4) {
425 for (i = 1; i < height - 1; i++) {
426 row = pixels + (i*rowstride);
427 if (row[3] < 0xfe || row[rowstride-1] < 0xfe) {
432 row = pixels + ((height-1) * rowstride);
433 for (i = 3; i < rowstride; i+=4) {
443 avatar_pixbuf_from_loader (GdkPixbufLoader *loader)
447 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
448 if (!gdk_pixbuf_get_has_alpha (pixbuf)) {
449 GdkPixbuf *rounded_pixbuf;
451 rounded_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
452 gdk_pixbuf_get_width (pixbuf),
453 gdk_pixbuf_get_height (pixbuf));
454 gdk_pixbuf_copy_area (pixbuf, 0, 0,
455 gdk_pixbuf_get_width (pixbuf),
456 gdk_pixbuf_get_height (pixbuf),
459 pixbuf = rounded_pixbuf;
461 g_object_ref (pixbuf);
464 if (empathy_gdk_pixbuf_is_opaque (pixbuf)) {
465 empathy_avatar_pixbuf_roundify (pixbuf);
472 empathy_pixbuf_from_avatar_scaled (EmpathyAvatar *avatar,
477 GdkPixbufLoader *loader;
478 struct SizeData data;
479 GError *error = NULL;
486 data.height = height;
487 data.preserve_aspect_ratio = TRUE;
489 loader = gdk_pixbuf_loader_new ();
491 g_signal_connect (loader, "size-prepared",
492 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
495 if (!gdk_pixbuf_loader_write (loader, avatar->data, avatar->len, &error)) {
496 g_warning ("Couldn't write avatar image:%p with "
497 "length:%" G_GSIZE_FORMAT " to pixbuf loader: %s",
498 avatar->data, avatar->len, error->message);
499 g_error_free (error);
503 gdk_pixbuf_loader_close (loader, NULL);
504 pixbuf = avatar_pixbuf_from_loader (loader);
506 g_object_unref (loader);
512 empathy_pixbuf_avatar_from_contact_scaled (EmpathyContact *contact,
516 EmpathyAvatar *avatar;
518 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
520 avatar = empathy_contact_get_avatar (contact);
522 return empathy_pixbuf_from_avatar_scaled (avatar, width, height);
526 FolksIndividual *individual;
527 GSimpleAsyncResult *result;
530 } PixbufAvatarFromIndividualClosure;
532 static PixbufAvatarFromIndividualClosure *
533 pixbuf_avatar_from_individual_closure_new (FolksIndividual *individual,
534 GSimpleAsyncResult *result,
538 PixbufAvatarFromIndividualClosure *closure;
540 g_return_val_if_fail (FOLKS_IS_INDIVIDUAL (individual), NULL);
541 g_return_val_if_fail (G_IS_ASYNC_RESULT (result), NULL);
543 closure = g_new0 (PixbufAvatarFromIndividualClosure, 1);
544 closure->individual = g_object_ref (individual);
545 closure->result = g_object_ref (result);
546 closure->width = width;
547 closure->height = height;
553 pixbuf_avatar_from_individual_closure_free (
554 PixbufAvatarFromIndividualClosure *closure)
556 g_object_unref (closure->individual);
557 g_object_unref (closure->result);
562 avatar_file_load_contents_cb (GObject *object,
563 GAsyncResult *result,
566 GFile *file = G_FILE (object);
567 PixbufAvatarFromIndividualClosure *closure = user_data;
570 struct SizeData size_data;
571 GError *error = NULL;
572 GdkPixbufLoader *loader = NULL;
574 if (!g_file_load_contents_finish (file, result, &data, &data_size,
576 DEBUG ("failed to load avatar from file: %s",
578 g_simple_async_result_set_from_error (closure->result, error);
582 size_data.width = closure->width;
583 size_data.height = closure->height;
584 size_data.preserve_aspect_ratio = TRUE;
586 loader = gdk_pixbuf_loader_new ();
588 g_signal_connect (loader, "size-prepared",
589 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
592 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size,
594 DEBUG ("Failed to write to pixbuf loader: %s",
595 error ? error->message : "No error given");
596 g_simple_async_result_set_from_error (closure->result, error);
599 if (!gdk_pixbuf_loader_close (loader, &error)) {
600 DEBUG ("Failed to close pixbuf loader: %s",
601 error ? error->message : "No error given");
602 g_simple_async_result_set_from_error (closure->result, error);
606 g_simple_async_result_set_op_res_gpointer (closure->result,
607 avatar_pixbuf_from_loader (loader), g_object_unref);
610 g_simple_async_result_complete (closure->result);
612 g_clear_error (&error);
614 tp_clear_object (&loader);
615 pixbuf_avatar_from_individual_closure_free (closure);
619 empathy_pixbuf_avatar_from_individual_scaled_async (
620 FolksIndividual *individual,
623 GCancellable *cancellable,
624 GAsyncReadyCallback callback,
628 GSimpleAsyncResult *result;
629 PixbufAvatarFromIndividualClosure *closure;
631 result = g_simple_async_result_new (G_OBJECT (individual),
633 empathy_pixbuf_avatar_from_individual_scaled_async);
636 folks_avatar_owner_get_avatar (FOLKS_AVATAR_OWNER (individual));
637 if (avatar_file == NULL)
640 closure = pixbuf_avatar_from_individual_closure_new (individual, result,
645 g_file_load_contents_async (avatar_file, cancellable,
646 avatar_file_load_contents_cb, closure);
648 g_object_unref (result);
653 g_simple_async_result_set_op_res_gpointer (result, NULL, NULL);
654 g_simple_async_result_complete (result);
655 g_object_unref (result);
658 /* Return a ref on the GdkPixbuf */
660 empathy_pixbuf_avatar_from_individual_scaled_finish (
661 FolksIndividual *individual,
662 GAsyncResult *result,
665 GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (result);
666 gboolean result_valid;
669 g_return_val_if_fail (FOLKS_IS_INDIVIDUAL (individual), NULL);
670 g_return_val_if_fail (G_IS_SIMPLE_ASYNC_RESULT (simple), NULL);
672 if (g_simple_async_result_propagate_error (simple, error))
675 result_valid = g_simple_async_result_is_valid (result,
676 G_OBJECT (individual),
677 empathy_pixbuf_avatar_from_individual_scaled_async);
678 g_return_val_if_fail (result_valid, NULL);
680 pixbuf = g_simple_async_result_get_op_res_gpointer (simple);
681 return pixbuf != NULL ? g_object_ref (pixbuf) : NULL;
685 empathy_pixbuf_contact_status_icon (EmpathyContact *contact,
686 gboolean show_protocol)
688 const gchar *icon_name;
690 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
692 icon_name = empathy_icon_name_for_contact (contact);
694 if (icon_name == NULL) {
697 return empathy_pixbuf_contact_status_icon_with_icon_name (contact,
703 empathy_pixbuf_contact_status_icon_with_icon_name (EmpathyContact *contact,
704 const gchar *icon_name,
705 gboolean show_protocol)
707 GdkPixbuf *pix_status;
708 GdkPixbuf *pix_protocol;
709 gchar *icon_filename;
711 gint numerator, denominator;
713 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact) ||
714 (show_protocol == FALSE), NULL);
715 g_return_val_if_fail (icon_name != NULL, NULL);
720 icon_filename = empathy_filename_from_icon_name (icon_name,
722 if (icon_filename == NULL) {
723 DEBUG ("icon name: %s could not be found\n", icon_name);
727 pix_status = gdk_pixbuf_new_from_file (icon_filename, NULL);
729 if (pix_status == NULL) {
730 DEBUG ("Could not open icon %s\n", icon_filename);
731 g_free (icon_filename);
735 g_free (icon_filename);
740 height = gdk_pixbuf_get_height (pix_status);
741 width = gdk_pixbuf_get_width (pix_status);
743 pix_protocol = empathy_pixbuf_protocol_from_contact_scaled (contact,
744 width * numerator / denominator,
745 height * numerator / denominator);
747 if (pix_protocol == NULL) {
750 gdk_pixbuf_composite (pix_protocol, pix_status,
751 0, height - height * numerator / denominator,
752 width * numerator / denominator, height * numerator / denominator,
753 0, height - height * numerator / denominator,
755 GDK_INTERP_BILINEAR, 255);
757 g_object_unref (pix_protocol);
763 empathy_pixbuf_protocol_from_contact_scaled (EmpathyContact *contact,
769 GdkPixbuf *pixbuf = NULL;
771 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
773 account = empathy_contact_get_account (contact);
774 filename = empathy_filename_from_icon_name (tp_account_get_icon_name (account),
776 if (filename != NULL) {
777 pixbuf = gdk_pixbuf_new_from_file_at_size (filename, width, height, NULL);
785 empathy_pixbuf_scale_down_if_necessary (GdkPixbuf *pixbuf, gint max_size)
790 width = gdk_pixbuf_get_width (pixbuf);
791 height = gdk_pixbuf_get_height (pixbuf);
793 if (width > 0 && (width > max_size || height > max_size)) {
794 factor = (gdouble) max_size / MAX (width, height);
796 width = width * factor;
797 height = height * factor;
799 return gdk_pixbuf_scale_simple (pixbuf,
804 return g_object_ref (pixbuf);
808 empathy_pixbuf_from_icon_name_sized (const gchar *icon_name,
813 GError *error = NULL;
819 theme = gtk_icon_theme_get_default ();
821 pixbuf = gtk_icon_theme_load_icon (theme,
827 DEBUG ("Error loading icon: %s", error->message);
828 g_clear_error (&error);
835 empathy_pixbuf_from_icon_name (const gchar *icon_name,
836 GtkIconSize icon_size)
845 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
849 return empathy_pixbuf_from_icon_name_sized (icon_name, size);
853 empathy_filename_from_icon_name (const gchar *icon_name,
854 GtkIconSize icon_size)
856 GtkIconTheme *icon_theme;
857 GtkIconInfo *icon_info;
862 icon_theme = gtk_icon_theme_get_default ();
864 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
868 icon_info = gtk_icon_theme_lookup_icon (icon_theme, icon_name, size, 0);
869 ret = g_strdup (gtk_icon_info_get_filename (icon_info));
870 gtk_icon_info_free (icon_info);
875 /* Stolen from GtkSourceView, hence the weird intendation. Please keep it like
876 * that to make it easier to apply changes from the original code.
878 #define GTK_TEXT_UNKNOWN_CHAR 0xFFFC
880 /* this function acts like g_utf8_offset_to_pointer() except that if it finds a
881 * decomposable character it consumes the decomposition length from the given
882 * offset. So it's useful when the offset was calculated for the normalized
883 * version of str, but we need a pointer to str itself. */
885 pointer_from_offset_skipping_decomp (const gchar *str, gint offset)
887 gchar *casefold, *normal;
893 q = g_utf8_next_char (p);
894 casefold = g_utf8_casefold (p, q - p);
895 normal = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
896 offset -= g_utf8_strlen (normal, -1);
905 g_utf8_strcasestr (const gchar *haystack, const gchar *needle)
909 const gchar *ret = NULL;
912 gchar *caseless_haystack;
915 g_return_val_if_fail (haystack != NULL, NULL);
916 g_return_val_if_fail (needle != NULL, NULL);
918 casefold = g_utf8_casefold (haystack, -1);
919 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
922 needle_len = g_utf8_strlen (needle, -1);
923 haystack_len = g_utf8_strlen (caseless_haystack, -1);
927 ret = (gchar *) haystack;
931 if (haystack_len < needle_len)
937 p = (gchar *) caseless_haystack;
938 needle_len = strlen (needle);
943 if ((strncmp (p, needle, needle_len) == 0))
945 ret = pointer_from_offset_skipping_decomp (haystack, i);
949 p = g_utf8_next_char (p);
954 g_free (caseless_haystack);
960 g_utf8_caselessnmatch (const char *s1, const char *s2,
961 gssize n1, gssize n2)
964 gchar *normalized_s1;
965 gchar *normalized_s2;
968 gboolean ret = FALSE;
970 g_return_val_if_fail (s1 != NULL, FALSE);
971 g_return_val_if_fail (s2 != NULL, FALSE);
972 g_return_val_if_fail (n1 > 0, FALSE);
973 g_return_val_if_fail (n2 > 0, FALSE);
975 casefold = g_utf8_casefold (s1, n1);
976 normalized_s1 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
979 casefold = g_utf8_casefold (s2, n2);
980 normalized_s2 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
983 len_s1 = strlen (normalized_s1);
984 len_s2 = strlen (normalized_s2);
989 ret = (strncmp (normalized_s1, normalized_s2, len_s2) == 0);
992 g_free (normalized_s1);
993 g_free (normalized_s2);
999 forward_chars_with_skipping (GtkTextIter *iter,
1001 gboolean skip_invisible,
1002 gboolean skip_nontext,
1003 gboolean skip_decomp)
1007 g_return_if_fail (count >= 0);
1013 gboolean ignored = FALSE;
1015 /* minimal workaround to avoid the infinite loop of bug #168247.
1016 * It doesn't fix the problemjust the symptom...
1018 if (gtk_text_iter_is_end (iter))
1021 if (skip_nontext && gtk_text_iter_get_char (iter) == GTK_TEXT_UNKNOWN_CHAR)
1024 if (!ignored && skip_invisible &&
1025 /* _gtk_text_btree_char_is_invisible (iter)*/ FALSE)
1028 if (!ignored && skip_decomp)
1030 /* being UTF8 correct sucks; this accounts for extra
1031 offsets coming from canonical decompositions of
1032 UTF8 characters (e.g. accented characters) which
1033 g_utf8_normalize () performs */
1038 buffer_len = g_unichar_to_utf8 (gtk_text_iter_get_char (iter), buffer);
1039 normal = g_utf8_normalize (buffer, buffer_len, G_NORMALIZE_NFD);
1040 i -= (g_utf8_strlen (normal, -1) - 1);
1044 gtk_text_iter_forward_char (iter);
1052 lines_match (const GtkTextIter *start,
1053 const gchar **lines,
1054 gboolean visible_only,
1056 GtkTextIter *match_start,
1057 GtkTextIter *match_end)
1064 if (*lines == NULL || **lines == '\0')
1067 *match_start = *start;
1069 *match_end = *start;
1074 gtk_text_iter_forward_line (&next);
1076 /* No more text in buffer, but *lines is nonempty */
1077 if (gtk_text_iter_equal (start, &next))
1083 line_text = gtk_text_iter_get_visible_slice (start, &next);
1085 line_text = gtk_text_iter_get_slice (start, &next);
1090 line_text = gtk_text_iter_get_visible_text (start, &next);
1092 line_text = gtk_text_iter_get_text (start, &next);
1095 if (match_start) /* if this is the first line we're matching */
1097 found = g_utf8_strcasestr (line_text, *lines);
1101 /* If it's not the first line, we have to match from the
1102 * start of the line.
1104 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1117 /* Get offset to start of search string */
1118 offset = g_utf8_strlen (line_text, found - line_text);
1122 /* If match start needs to be returned, set it to the
1123 * start of the search string.
1125 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1128 *match_start = next;
1131 /* Go to end of search string */
1132 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1141 /* pass NULL for match_start, since we don't need to find the
1144 return lines_match (&next, lines, visible_only, slice, NULL, match_end);
1147 /* strsplit () that retains the delimiter as part of the string. */
1149 strbreakup (const char *string,
1150 const char *delimiter,
1153 GSList *string_list = NULL, *slist;
1154 gchar **str_array, *s, *casefold, *new_string;
1157 g_return_val_if_fail (string != NULL, NULL);
1158 g_return_val_if_fail (delimiter != NULL, NULL);
1161 max_tokens = G_MAXINT;
1163 s = strstr (string, delimiter);
1166 guint delimiter_len = strlen (delimiter);
1172 len = s - string + delimiter_len;
1173 new_string = g_new (gchar, len + 1);
1174 strncpy (new_string, string, len);
1175 new_string[len] = 0;
1176 casefold = g_utf8_casefold (new_string, -1);
1177 g_free (new_string);
1178 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1180 string_list = g_slist_prepend (string_list, new_string);
1182 string = s + delimiter_len;
1183 s = strstr (string, delimiter);
1184 } while (--max_tokens && s);
1190 casefold = g_utf8_casefold (string, -1);
1191 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1193 string_list = g_slist_prepend (string_list, new_string);
1196 str_array = g_new (gchar*, n);
1200 str_array[i--] = NULL;
1201 for (slist = string_list; slist; slist = slist->next)
1202 str_array[i--] = slist->data;
1204 g_slist_free (string_list);
1210 empathy_text_iter_forward_search (const GtkTextIter *iter,
1212 GtkTextIter *match_start,
1213 GtkTextIter *match_end,
1214 const GtkTextIter *limit)
1216 gchar **lines = NULL;
1218 gboolean retval = FALSE;
1220 gboolean visible_only;
1223 g_return_val_if_fail (iter != NULL, FALSE);
1224 g_return_val_if_fail (str != NULL, FALSE);
1226 if (limit && gtk_text_iter_compare (iter, limit) >= 0)
1230 /* If we can move one char, return the empty string there */
1233 if (gtk_text_iter_forward_char (&match)) {
1234 if (limit && gtk_text_iter_equal (&match, limit)) {
1239 *match_start = match;
1250 visible_only = TRUE;
1253 /* locate all lines */
1254 lines = strbreakup (str, "\n", -1);
1259 /* This loop has an inefficient worst-case, where
1260 * gtk_text_iter_get_text () is called repeatedly on
1265 if (limit && gtk_text_iter_compare (&search, limit) >= 0) {
1269 if (lines_match (&search, (const gchar**)lines,
1270 visible_only, slice, &match, &end)) {
1271 if (limit == NULL ||
1272 (limit && gtk_text_iter_compare (&end, limit) <= 0)) {
1276 *match_start = match;
1284 } while (gtk_text_iter_forward_line (&search));
1286 g_strfreev ((gchar **) lines);
1291 static const gchar *
1292 g_utf8_strrcasestr (const gchar *haystack, const gchar *needle)
1296 const gchar *ret = NULL;
1299 gchar *caseless_haystack;
1302 g_return_val_if_fail (haystack != NULL, NULL);
1303 g_return_val_if_fail (needle != NULL, NULL);
1305 casefold = g_utf8_casefold (haystack, -1);
1306 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1309 needle_len = g_utf8_strlen (needle, -1);
1310 haystack_len = g_utf8_strlen (caseless_haystack, -1);
1312 if (needle_len == 0)
1314 ret = (gchar *) haystack;
1318 if (haystack_len < needle_len)
1324 i = haystack_len - needle_len;
1325 p = g_utf8_offset_to_pointer (caseless_haystack, i);
1326 needle_len = strlen (needle);
1328 while (p >= caseless_haystack)
1330 if (strncmp (p, needle, needle_len) == 0)
1332 ret = pointer_from_offset_skipping_decomp (haystack, i);
1336 p = g_utf8_prev_char (p);
1341 g_free (caseless_haystack);
1347 backward_lines_match (const GtkTextIter *start,
1348 const gchar **lines,
1349 gboolean visible_only,
1351 GtkTextIter *match_start,
1352 GtkTextIter *match_end)
1354 GtkTextIter line, next;
1359 if (*lines == NULL || **lines == '\0')
1362 *match_start = *start;
1364 *match_end = *start;
1368 line = next = *start;
1369 if (gtk_text_iter_get_line_offset (&next) == 0)
1371 if (!gtk_text_iter_backward_line (&next))
1375 gtk_text_iter_set_line_offset (&next, 0);
1380 line_text = gtk_text_iter_get_visible_slice (&next, &line);
1382 line_text = gtk_text_iter_get_slice (&next, &line);
1387 line_text = gtk_text_iter_get_visible_text (&next, &line);
1389 line_text = gtk_text_iter_get_text (&next, &line);
1392 if (match_start) /* if this is the first line we're matching */
1394 found = g_utf8_strrcasestr (line_text, *lines);
1398 /* If it's not the first line, we have to match from the
1399 * start of the line.
1401 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1414 /* Get offset to start of search string */
1415 offset = g_utf8_strlen (line_text, found - line_text);
1417 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1419 /* If match start needs to be returned, set it to the
1420 * start of the search string.
1424 *match_start = next;
1427 /* Go to end of search string */
1428 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1437 /* try to match the rest of the lines forward, passing NULL
1438 * for match_start so lines_match will try to match the entire
1440 return lines_match (&next, lines, visible_only,
1441 slice, NULL, match_end);
1445 empathy_text_iter_backward_search (const GtkTextIter *iter,
1447 GtkTextIter *match_start,
1448 GtkTextIter *match_end,
1449 const GtkTextIter *limit)
1451 gchar **lines = NULL;
1453 gboolean retval = FALSE;
1455 gboolean visible_only;
1458 g_return_val_if_fail (iter != NULL, FALSE);
1459 g_return_val_if_fail (str != NULL, FALSE);
1461 if (limit && gtk_text_iter_compare (iter, limit) <= 0)
1466 /* If we can move one char, return the empty string there */
1469 if (gtk_text_iter_backward_char (&match))
1471 if (limit && gtk_text_iter_equal (&match, limit))
1475 *match_start = match;
1486 visible_only = TRUE;
1489 /* locate all lines */
1490 lines = strbreakup (str, "\n", -1);
1496 /* This loop has an inefficient worst-case, where
1497 * gtk_text_iter_get_text () is called repeatedly on
1502 if (limit && gtk_text_iter_compare (&search, limit) <= 0)
1505 if (backward_lines_match (&search, (const gchar**)lines,
1506 visible_only, slice, &match, &end))
1508 if (limit == NULL || (limit &&
1509 gtk_text_iter_compare (&end, limit) > 0))
1514 *match_start = match;
1521 if (gtk_text_iter_get_line_offset (&search) == 0)
1523 if (!gtk_text_iter_backward_line (&search))
1528 gtk_text_iter_set_line_offset (&search, 0);
1532 g_strfreev ((gchar **) lines);
1538 empathy_window_get_is_visible (GtkWindow *window)
1540 GdkWindowState state;
1541 GdkWindow *gdk_window;
1543 g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
1545 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1550 state = gdk_window_get_state (gdk_window);
1551 if (state & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED)) {
1559 empathy_window_iconify (GtkWindow *window, GtkStatusIcon *status_icon)
1561 GdkRectangle icon_location;
1564 GdkWindow *gdk_window;
1566 gtk_status_icon_get_geometry (status_icon, NULL, &icon_location, NULL);
1567 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1568 dpy = GDK_WINDOW_XDISPLAY (gdk_window);
1570 data[0] = icon_location.x;
1571 data[1] = icon_location.y;
1572 data[2] = icon_location.width;
1573 data[3] = icon_location.height;
1575 XChangeProperty (dpy,
1576 GDK_WINDOW_XID (gdk_window),
1577 gdk_x11_get_xatom_by_name_for_display (
1578 gdk_window_get_display (gdk_window),
1579 "_NET_WM_ICON_GEOMETRY"),
1580 XA_CARDINAL, 32, PropModeReplace,
1581 (guchar *)&data, 4);
1583 gtk_window_set_skip_taskbar_hint (window, TRUE);
1584 gtk_window_iconify (window);
1587 /* Takes care of moving the window to the current workspace. */
1589 empathy_window_present_with_time (GtkWindow *window,
1592 GdkWindow *gdk_window;
1594 g_return_if_fail (GTK_IS_WINDOW (window));
1596 /* Move the window to the current workspace before trying to show it.
1597 * This is the behaviour people expect when clicking on the statusbar icon. */
1598 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1603 /* Has no effect if the WM has viewports, like compiz */
1604 gdk_x11_window_move_to_current_desktop (gdk_window);
1606 /* If window is still off-screen, hide it to force it to
1607 * reposition on the current workspace. */
1608 gtk_window_get_position (window, &x, &y);
1609 gtk_window_get_size (window, &w, &h);
1610 if (!EMPATHY_RECT_IS_ON_SCREEN (x, y, w, h))
1611 gtk_widget_hide (GTK_WIDGET (window));
1614 if (timestamp == GDK_CURRENT_TIME)
1615 gtk_window_present (window);
1617 gtk_window_present_with_time (window, timestamp);
1619 gtk_window_set_skip_taskbar_hint (window, FALSE);
1620 gtk_window_deiconify (window);
1624 empathy_window_present (GtkWindow *window)
1626 empathy_window_present_with_time (window, gtk_get_current_event_time ());
1630 empathy_get_toplevel_window (GtkWidget *widget)
1632 GtkWidget *toplevel;
1634 g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
1636 toplevel = gtk_widget_get_toplevel (widget);
1637 if (GTK_IS_WINDOW (toplevel) &&
1638 gtk_widget_is_toplevel (toplevel)) {
1639 return GTK_WINDOW (toplevel);
1645 /** empathy_make_absolute_url_len:
1649 * Same as #empathy_make_absolute_url but for a limited string length
1652 empathy_make_absolute_url_len (const gchar *url,
1655 g_return_val_if_fail (url != NULL, NULL);
1657 if (g_str_has_prefix (url, "ghelp:") ||
1658 g_str_has_prefix (url, "mailto:") ||
1659 strstr (url, ":/")) {
1660 return g_strndup (url, len);
1663 if (strstr (url, "@")) {
1664 return g_strdup_printf ("mailto:%.*s", len, url);
1667 return g_strdup_printf ("http://%.*s", len, url);
1670 /** empathy_make_absolute_url:
1673 * The URL opening code can't handle schemeless strings, so we try to be
1674 * smart and add http if there is no scheme or doesn't look like a mail
1675 * address. This should work in most cases, and let us click on strings
1676 * like "www.gnome.org".
1678 * Returns: a newly allocated url with proper mailto: or http:// prefix, use
1679 * g_free when your are done with it
1682 empathy_make_absolute_url (const gchar *url)
1684 return empathy_make_absolute_url_len (url, strlen (url));
1688 empathy_url_show (GtkWidget *parent,
1692 GError *error = NULL;
1694 g_return_if_fail (parent == NULL || GTK_IS_WIDGET (parent));
1695 g_return_if_fail (url != NULL);
1697 real_url = empathy_make_absolute_url (url);
1699 gtk_show_uri (parent ? gtk_widget_get_screen (parent) : NULL, real_url,
1700 gtk_get_current_event_time (), &error);
1705 dialog = gtk_message_dialog_new (NULL, 0,
1706 GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
1707 _("Unable to open URI"));
1708 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1709 "%s", error->message);
1711 g_signal_connect (dialog, "response",
1712 G_CALLBACK (gtk_widget_destroy),
1714 gtk_window_present (GTK_WINDOW (dialog));
1716 g_clear_error (&error);
1723 empathy_send_file (EmpathyContact *contact, GFile *file)
1725 EmpathyFTFactory *factory;
1726 GtkRecentManager *manager;
1729 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1730 g_return_if_fail (G_IS_FILE (file));
1732 factory = empathy_ft_factory_dup_singleton ();
1734 empathy_ft_factory_new_transfer_outgoing (factory, contact, file);
1736 uri = g_file_get_uri (file);
1737 manager = gtk_recent_manager_get_default ();
1738 gtk_recent_manager_add_item (manager, uri);
1741 g_object_unref (factory);
1745 empathy_send_file_from_uri_list (EmpathyContact *contact, const gchar *uri_list)
1750 /* Only handle a single file for now. It would be wicked cool to be
1751 able to do multiple files, offering to zip them or whatever like
1752 nautilus-sendto does. Note that text/uri-list is defined to have
1753 each line terminated by \r\n, but we can be tolerant of applications
1754 that only use \n or don't terminate single-line entries.
1756 nl = strstr (uri_list, "\r\n");
1758 nl = strchr (uri_list, '\n');
1761 gchar *uri = g_strndup (uri_list, nl - uri_list);
1762 file = g_file_new_for_uri (uri);
1766 file = g_file_new_for_uri (uri_list);
1769 empathy_send_file (contact, file);
1771 g_object_unref (file);
1775 file_manager_send_file_response_cb (GtkDialog *widget,
1777 EmpathyContact *contact)
1781 if (response_id == GTK_RESPONSE_OK) {
1782 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (widget));
1784 empathy_send_file (contact, file);
1786 g_object_unref (file);
1789 gtk_widget_destroy (GTK_WIDGET (widget));
1793 empathy_send_file_with_file_chooser (EmpathyContact *contact)
1798 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1800 DEBUG ("Creating selection file chooser");
1802 widget = gtk_file_chooser_dialog_new (_("Select a file"),
1804 GTK_FILE_CHOOSER_ACTION_OPEN,
1806 GTK_RESPONSE_CANCEL,
1810 button = gtk_button_new_with_mnemonic (_("_Send"));
1811 gtk_button_set_image (GTK_BUTTON (button),
1812 gtk_image_new_from_icon_name (EMPATHY_IMAGE_DOCUMENT_SEND,
1813 GTK_ICON_SIZE_BUTTON));
1814 gtk_widget_show (button);
1815 gtk_dialog_add_action_widget (GTK_DIALOG (widget), button,
1817 gtk_widget_set_can_default (button, TRUE);
1818 gtk_dialog_set_default_response (GTK_DIALOG (widget),
1821 gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (widget), FALSE);
1823 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget),
1826 g_signal_connect (widget, "response",
1827 G_CALLBACK (file_manager_send_file_response_cb),
1830 gtk_widget_show (widget);
1834 file_manager_receive_file_response_cb (GtkDialog *dialog,
1835 GtkResponseType response,
1836 EmpathyFTHandler *handler)
1838 EmpathyFTFactory *factory;
1841 if (response == GTK_RESPONSE_OK) {
1844 guint64 free_space, file_size;
1845 GError *error = NULL;
1847 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
1848 parent = g_file_get_parent (file);
1849 info = g_file_query_filesystem_info (parent,
1850 G_FILE_ATTRIBUTE_FILESYSTEM_FREE,
1853 g_object_unref (parent);
1855 if (error != NULL) {
1856 g_warning ("Error: %s", error->message);
1858 g_object_unref (file);
1862 free_space = g_file_info_get_attribute_uint64 (info,
1863 G_FILE_ATTRIBUTE_FILESYSTEM_FREE);
1864 file_size = empathy_ft_handler_get_total_bytes (handler);
1866 g_object_unref (info);
1868 if (file_size > free_space) {
1869 GtkWidget *message = gtk_message_dialog_new (
1870 GTK_WINDOW (dialog),
1874 _("Insufficient free space to save file"));
1875 char *file_size_str, *free_space_str;
1877 file_size_str = g_format_size_for_display (file_size);
1878 free_space_str = g_format_size_for_display (free_space);
1880 gtk_message_dialog_format_secondary_text (
1881 GTK_MESSAGE_DIALOG (message),
1882 _("%s of free space are required to save this "
1883 "file, but only %s is available. Please "
1884 "choose another location."),
1885 file_size_str, free_space_str);
1887 gtk_dialog_run (GTK_DIALOG (message));
1889 g_free (file_size_str);
1890 g_free (free_space_str);
1891 gtk_widget_destroy (message);
1893 g_object_unref (file);
1898 factory = empathy_ft_factory_dup_singleton ();
1900 empathy_ft_factory_set_destination_for_incoming_handler (
1901 factory, handler, file);
1903 g_object_unref (factory);
1904 g_object_unref (file);
1906 /* unref the handler, as we dismissed the file chooser,
1907 * and refused the transfer.
1909 g_object_unref (handler);
1912 gtk_widget_destroy (GTK_WIDGET (dialog));
1916 empathy_receive_file_with_file_chooser (EmpathyFTHandler *handler)
1920 EmpathyContact *contact;
1923 contact = empathy_ft_handler_get_contact (handler);
1924 g_assert (contact != NULL);
1926 title = g_strdup_printf (_("Incoming file from %s"),
1927 empathy_contact_get_alias (contact));
1929 widget = gtk_file_chooser_dialog_new (title,
1931 GTK_FILE_CHOOSER_ACTION_SAVE,
1933 GTK_RESPONSE_CANCEL,
1937 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (widget),
1938 empathy_ft_handler_get_filename (handler));
1939 gtk_file_chooser_set_do_overwrite_confirmation
1940 (GTK_FILE_CHOOSER (widget), TRUE);
1942 dir = g_get_user_special_dir (G_USER_DIRECTORY_DOWNLOAD);
1944 /* Fallback to $HOME if $XDG_DOWNLOAD_DIR is not set */
1945 dir = g_get_home_dir ();
1947 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget), dir);
1949 g_signal_connect (widget, "response",
1950 G_CALLBACK (file_manager_receive_file_response_cb), handler);
1952 gtk_widget_show (widget);
1957 empathy_make_color_whiter (GdkRGBA *color)
1959 const GdkRGBA white = { 1.0, 1.0, 1.0, 1.0 };
1961 color->red = (color->red + white.red) / 2;
1962 color->green = (color->green + white.green) / 2;
1963 color->blue = (color->blue + white.blue) / 2;
1967 menu_deactivate_cb (GtkMenu *menu,
1970 /* FIXME: we shouldn't have to disconnect the signal (bgo #641327) */
1971 g_signal_handlers_disconnect_by_func (menu,
1972 menu_deactivate_cb, user_data);
1974 gtk_menu_detach (menu);
1977 /* Convenient function to create a GtkMenu attached to @attach_to and detach
1978 * it when the menu is not displayed any more. This is useful when creating a
1979 * context menu that we want to get rid as soon as it as been displayed. */
1981 empathy_context_menu_new (GtkWidget *attach_to)
1985 menu = gtk_menu_new ();
1987 gtk_menu_attach_to_widget (GTK_MENU (menu), attach_to, NULL);
1989 /* menu is initially unowned but gtk_menu_attach_to_widget () taked its
1990 * floating ref. We can either wait that @attach_to releases its ref when
1991 * it will be destroyed (when leaving Empathy most of the time) or explicitely
1992 * detach the menu when it's not displayed any more.
1993 * We go for the latter as we don't want to keep useless menus in memory
1994 * during the whole lifetime of Empathy. */
1995 g_signal_connect (menu, "deactivate", G_CALLBACK (menu_deactivate_cb), NULL);