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gtk-demo: Port images example to resources

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This commit is contained in:
Benjamin Otte 2013-01-29 22:24:42 +01:00
parent 32903fc753
commit a4749d4f3a
2 changed files with 11 additions and 55 deletions
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5
demos/gtk-demo/demo.gresource.xml
View File

@ -53,6 +53,11 @@
<file preprocess="to-pixdata">gnome-fs-directory.png</file>
<file preprocess="to-pixdata">gnome-fs-regular.png</file>
</gresource>
<gresource prefix="/images">
<file>alphatest.png</file>
<file>floppybuddy.gif</file>
<file>gtk-logo-rgb.gif</file>
</gresource>
<gresource prefix="/sources">
<file>application.c</file>
<file>appwindow.c</file>

61
demos/gtk-demo/images.c
View File

@ -214,22 +214,9 @@ progressive_timeout (gpointer data)
}
else
{
gchar *filename;
GError *error = NULL;
/* demo_find_file() looks in the current directory first,
* so you can run gtk-demo without installing GTK, then looks
* in the location where the file is installed.
*/
filename = demo_find_file ("alphatest.png", &error);
if (error == NULL)
{
GFile *file = g_file_new_for_path (filename);
image_stream = G_INPUT_STREAM (g_file_read (file, NULL, &error));
g_object_unref (file);
g_free (filename);
}
image_stream = g_resources_open_stream ("/images/alphatest.png", 0, &error);
if (image_stream == NULL)
{
@ -345,8 +332,6 @@ do_images (GtkWidget *do_widget)
GtkWidget *button;
GdkPixbuf *pixbuf;
GIcon *gicon;
GError *error = NULL;
char *filename;
if (!window)
{
@ -377,41 +362,9 @@ do_images (GtkWidget *do_widget)
gtk_widget_set_valign (frame, GTK_ALIGN_CENTER);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
/* demo_find_file() looks in the current directory first,
* so you can run gtk-demo without installing GTK, then looks
* in the location where the file is installed.
*/
pixbuf = NULL;
filename = demo_find_file ("gtk-logo-rgb.gif", &error);
if (filename)
{
pixbuf = gdk_pixbuf_new_from_file (filename, &error);
g_free (filename);
}
if (error)
{
/* This code shows off error handling. You can just use
* gtk_image_new_from_file() instead if you don't want to report
* errors to the user. If the file doesn't load when using
* gtk_image_new_from_file(), a "missing image" icon will
* be displayed instead.
*/
GtkWidget *dialog;
dialog = gtk_message_dialog_new (GTK_WINDOW (window),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
"Unable to open image file 'gtk-logo-rgb.gif': %s",
error->message);
g_error_free (error);
g_signal_connect (dialog, "response",
G_CALLBACK (gtk_widget_destroy), NULL);
gtk_widget_show (dialog);
}
pixbuf = gdk_pixbuf_new_from_resource ("/images/gtk-logo-rgb.gif", NULL);
/* The image loading must work, we ensure that the resources are valid. */
g_assert (pixbuf);
image = gtk_image_new_from_pixbuf (pixbuf);
@ -431,9 +384,7 @@ do_images (GtkWidget *do_widget)
gtk_widget_set_valign (frame, GTK_ALIGN_CENTER);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
filename = demo_find_file ("floppybuddy.gif", NULL);
image = gtk_image_new_from_file (filename);
g_free (filename);
image = gtk_image_new_from_resource ("/images/floppybuddy.gif");
gtk_container_add (GTK_CONTAINER (frame), image);
@ -455,8 +406,8 @@ do_images (GtkWidget *do_widget)
gtk_container_add (GTK_CONTAINER (frame), image);
/* Progressive */
/* Progressive */
label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (label),