From 898751aeeba3d7baa97ad679928e65830e7f7843 Mon Sep 17 00:00:00 2001
From: Nickolay V. Shmyrev <nshmyrev@yandex.ru>
Date: Tue, 15 Jan 2008 00:58:18 +0000
Subject: Simplify image format selection on save.

2008-01-15  Nickolay V. Shmyrev  <nshmyrev@yandex.ru>

	* configure.ac:
	* cut-n-paste/Makefile.am:
	* cut-n-paste/fileformatchooser/Makefile.am:
	* cut-n-paste/fileformatchooser/egg-macros.h:
	* cut-n-paste/fileformatchooser/eggfileformatchooser.c:
	* cut-n-paste/fileformatchooser/eggfileformatchooser.h:
	* shell/Makefile.am:
	* shell/ev-utils.c:
	(file_chooser_dialog_add_writable_pixbuf_formats),
	(get_gdk_pixbuf_format_by_extension):
	* shell/ev-utils.h:
	* shell/ev-window.c: (ev_window_error_message),
	(image_save_dialog_response_cb), (ev_view_popup_cmd_save_image_as):
	
	Simplify image format selection on save.


svn path=/trunk/; revision=2827
---
(limited to 'shell/ev-utils.c')

diff --git a/shell/ev-utils.c b/shell/ev-utils.c
index 3e5c203..42d81f9 100644
--- a/shell/ev-utils.c
+++ b/shell/ev-utils.c
@@ -25,6 +25,7 @@
 
 #include <string.h>
 #include <math.h>
+#include <glib/gi18n.h>
 
 #define PRINT_CONFIG_FILENAME	"ev-print-config.xml"
 
@@ -410,3 +411,86 @@ get_screen_dpi (GtkWindow *window)
 	return (xdpi + ydpi) / 2.0;
 }
 
+
+void           
+file_chooser_dialog_add_writable_pixbuf_formats (GtkFileChooser *chooser)
+{
+	GSList *pixbuf_formats = NULL;
+	GSList *iter;
+	GtkFileFilter *filter;
+	int i;
+  
+	filter = gtk_file_filter_new();
+	gtk_file_filter_set_name (filter, _("By extension"));
+	g_object_set_data (G_OBJECT(filter), "pixbuf-format", NULL);
+	gtk_file_chooser_add_filter (chooser, filter);
+
+	pixbuf_formats = gdk_pixbuf_get_formats ();
+
+	for (iter = pixbuf_formats; iter; iter = iter->next) {
+		GdkPixbufFormat *format = iter->data;
+
+	        gchar *description, *name, *extensions;
+		gchar **extension_list, **mime_types;
+
+		if (gdk_pixbuf_format_is_disabled (format) ||
+	    	    !gdk_pixbuf_format_is_writable (format))
+		            continue;
+
+	        name = gdk_pixbuf_format_get_description (format);
+	        extension_list = gdk_pixbuf_format_get_extensions (format);
+	        extensions = g_strjoinv (", ", extension_list);
+		g_strfreev (extension_list);
+		description = g_strdup_printf ("%s (%s)", name, extensions);
+
+		filter = gtk_file_filter_new ();
+		gtk_file_filter_set_name (filter, description);
+		g_object_set_data (G_OBJECT (filter), "pixbuf-format", format);
+		gtk_file_chooser_add_filter (chooser, filter);
+
+		g_free (description);
+		g_free (extensions);
+		g_free (name);
+
+		mime_types = gdk_pixbuf_format_get_mime_types (format);
+		for (i = 0; mime_types[i] != 0; i++)
+			gtk_file_filter_add_mime_type (filter, mime_types[i]);
+		g_strfreev (mime_types);
+	}
+
+	g_slist_free (pixbuf_formats);
+}
+
+GdkPixbufFormat*
+get_gdk_pixbuf_format_by_extension (gchar *uri)
+{
+	GSList *pixbuf_formats = NULL;
+	GSList *iter;
+	int i;
+
+	pixbuf_formats = gdk_pixbuf_get_formats ();
+
+	for (iter = pixbuf_formats; iter; iter = iter->next) {
+		gchar **extension_list;
+		GdkPixbufFormat *format = iter->data;
+		
+		if (gdk_pixbuf_format_is_disabled (format) ||
+	    	    !gdk_pixbuf_format_is_writable (format))
+		            continue;
+
+	        extension_list = gdk_pixbuf_format_get_extensions (format);
+
+		for (i = 0; extension_list[i] != 0; i++) {
+			if (g_str_has_suffix (uri, extension_list[i])) {
+			    	g_slist_free (pixbuf_formats);
+				g_strfreev (extension_list);
+				return format;
+			}
+		}
+		g_strfreev (extension_list);
+	}
+
+	g_slist_free (pixbuf_formats);
+	return NULL;
+}
+
--
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