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gtk-demo: Use surface apis in the clipboard demo

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Stop using gtk_drag_set_icon_pixbuf.
This api is going away.
This commit is contained in:
Matthias Clasen 2017-10-23 05:40:20 +02:00
parent a783470491
commit ff6698cf5f
1 changed files with 33 additions and 31 deletions
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64
demos/gtk-demo/clipboard.c
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@ -64,8 +64,8 @@ paste_button_clicked (GtkWidget *button,
paste_received, entry);
}
static GdkPixbuf *
get_image_pixbuf (GtkImage *image)
static cairo_surface_t *
get_image_surface (GtkImage *image)
{
const gchar *icon_name;
GtkIconSize size;
@ -74,17 +74,13 @@ get_image_pixbuf (GtkImage *image)
switch (gtk_image_get_storage_type (image))
{
case GTK_IMAGE_PIXBUF:
return g_object_ref (gtk_image_get_pixbuf (image));
case GTK_IMAGE_SURFACE:
return cairo_surface_reference (gtk_image_get_surface (image));
case GTK_IMAGE_ICON_NAME:
gtk_image_get_icon_name (image, &icon_name, &size);
icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (image)));
gtk_icon_size_lookup (size, &width, NULL);
return gtk_icon_theme_load_icon (icon_theme,
icon_name,
width,
GTK_ICON_LOOKUP_GENERIC_FALLBACK,
NULL);
return gtk_icon_theme_load_surface (icon_theme, icon_name, width, 1, NULL, GTK_ICON_LOOKUP_GENERIC_FALLBACK, NULL);
default:
g_warning ("Image storage type %d not handled",
gtk_image_get_storage_type (image));
@ -97,11 +93,14 @@ drag_begin (GtkWidget *widget,
GdkDragContext *context,
gpointer data)
{
GdkPixbuf *pixbuf;
cairo_surface_t *surface;
pixbuf = get_image_pixbuf (GTK_IMAGE (data));
gtk_drag_set_icon_pixbuf (context, pixbuf, -2, -2);
g_object_unref (pixbuf);
surface = get_image_surface (GTK_IMAGE (widget));
if (surface)
{
cairo_surface_set_device_offset (surface, -2, -2);
gtk_drag_set_icon_surface (context, surface);
}
}
void
@ -112,11 +111,11 @@ drag_data_get (GtkWidget *widget,
guint time,
gpointer data)
{
GdkPixbuf *pixbuf;
cairo_surface_t *surface;
pixbuf = get_image_pixbuf (GTK_IMAGE (data));
gtk_selection_data_set_pixbuf (selection_data, pixbuf);
g_object_unref (pixbuf);
surface = get_image_surface (GTK_IMAGE (data));
if (surface)
gtk_selection_data_set_surface (selection_data, surface);
}
static void
@ -129,13 +128,13 @@ drag_data_received (GtkWidget *widget,
guint32 time,
gpointer data)
{
GdkPixbuf *pixbuf;
if (gtk_selection_data_get_length (selection_data) > 0)
{
pixbuf = gtk_selection_data_get_pixbuf (selection_data);
gtk_image_set_from_pixbuf (GTK_IMAGE (data), pixbuf);
g_object_unref (pixbuf);
cairo_surface_t *surface;
surface = gtk_selection_data_get_surface (selection_data);
gtk_image_set_from_surface (GTK_IMAGE (data), surface);
cairo_surface_destroy (surface);
}
}
@ -144,13 +143,16 @@ copy_image (GtkMenuItem *item,
gpointer data)
{
GtkClipboard *clipboard;
GdkPixbuf *pixbuf;
cairo_surface_t *surface;
clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
pixbuf = get_image_pixbuf (GTK_IMAGE (data));
surface = get_image_surface (GTK_IMAGE (data));
gtk_clipboard_set_image (clipboard, pixbuf);
g_object_unref (pixbuf);
if (surface)
{
gtk_clipboard_set_surface (clipboard, surface);
cairo_surface_destroy (surface);
}
}
static void
@ -158,15 +160,15 @@ paste_image (GtkMenuItem *item,
gpointer data)
{
GtkClipboard *clipboard;
GdkPixbuf *pixbuf;
cairo_surface_t *surface;
clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
pixbuf = gtk_clipboard_wait_for_image (clipboard);
surface = gtk_clipboard_wait_for_surface (clipboard);
if (pixbuf)
if (surface)
{
gtk_image_set_from_pixbuf (GTK_IMAGE (data), pixbuf);
g_object_unref (pixbuf);
gtk_image_set_from_surface (GTK_IMAGE (data), surface);
cairo_surface_destroy (surface);
}
}