GtkImageType icon_type;
union
{
- GtkImagePixmapData pixmap;
GtkImagePixbufData pixbuf;
GtkImageStockData stock;
GtkImageIconNameData name;
} icon_data;
- GdkBitmap *icon_mask;
-
- GdkColormap *colormap; /* Colormap for drag icon */
/* Stored button press information to detect drag beginning */
gint state;
else
switch (site->icon_type)
{
- case GTK_IMAGE_PIXMAP:
- /* This is not supported, so just set a small transparent pixbuf
- * since we need to have something.
- */
- if (0)
- gtk_drag_set_icon_pixmap (context,
- site->colormap,
- site->icon_data.pixmap.pixmap,
- site->icon_mask,
- -2, -2);
- else
- {
- GdkPixbuf *pixbuf;
-
- pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, 1, 1);
- gdk_pixbuf_fill (pixbuf, 0xffffff);
-
- gtk_drag_set_icon_pixbuf (context,
- pixbuf,
- 0, 0);
-
- g_object_unref (pixbuf);
- }
- break;
case GTK_IMAGE_PIXBUF:
gtk_drag_set_icon_pixbuf (context,
site->icon_data.pixbuf.pixbuf,
{
case GTK_IMAGE_EMPTY:
break;
- case GTK_IMAGE_PIXMAP:
- if (site->icon_data.pixmap.pixmap)
- g_object_unref (site->icon_data.pixmap.pixmap);
- if (site->icon_mask)
- g_object_unref (site->icon_mask);
- break;
case GTK_IMAGE_PIXBUF:
g_object_unref (site->icon_data.pixbuf.pixbuf);
break;
break;
}
site->icon_type = GTK_IMAGE_EMPTY;
-
- if (site->colormap)
- g_object_unref (site->colormap);
- site->colormap = NULL;
}
static void
g_free (site);
}
-void
-gtk_drag_source_set_icon (GtkWidget *widget,
- GdkColormap *colormap,
- GdkPixmap *pixmap,
- GdkBitmap *mask)
-{
- GtkDragSourceSite *site;
-
- g_return_if_fail (GTK_IS_WIDGET (widget));
- g_return_if_fail (GDK_IS_COLORMAP (colormap));
- g_return_if_fail (GDK_IS_PIXMAP (pixmap));
- g_return_if_fail (!mask || GDK_IS_PIXMAP (mask));
-
- site = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
- g_return_if_fail (site != NULL);
-
- g_object_ref (colormap);
- g_object_ref (pixmap);
- if (mask)
- g_object_ref (mask);
-
- gtk_drag_source_unset_icon (site);
-
- site->icon_type = GTK_IMAGE_PIXMAP;
-
- site->icon_data.pixmap.pixmap = pixmap;
- site->icon_mask = mask;
- site->colormap = colormap;
-}
-
void
gtk_drag_source_set_icon_pixbuf (GtkWidget *widget,
GdkPixbuf *pixbuf)
set_icon_stock_pixbuf (context, stock_id, NULL, hot_x, hot_y);
}
-/**
- * gtk_drag_set_icon_pixmap:
- * @context: the context for a drag. (This must be called
- * with a context for the source side of a drag)
- * @colormap: the colormap of the icon
- * @pixmap: the image data for the icon
- * @mask: the transparency mask for the icon
- * @hot_x: the X offset within @pixmap of the hotspot.
- * @hot_y: the Y offset within @pixmap of the hotspot.
- *
- * Sets @pixmap as the icon for a given drag. GTK+ retains
- * references for the arguments, and will release them when
- * they are no longer needed. In general, gtk_drag_set_icon_pixbuf()
- * will be more convenient to use.
- **/
-void
-gtk_drag_set_icon_pixmap (GdkDragContext *context,
- GdkColormap *colormap,
- GdkPixmap *pixmap,
- GdkBitmap *mask,
- gint hot_x,
- gint hot_y)
-{
- GdkPixbuf *pixbuf;
-
- g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
- g_return_if_fail (context->is_source);
- g_return_if_fail (GDK_IS_COLORMAP (colormap));
- g_return_if_fail (GDK_IS_PIXMAP (pixmap));
-
- pixbuf = gdk_pixbuf_get_from_drawable (NULL, pixmap, colormap,
- 0, 0, /* src */
- 0, 0, /* dst */
- -1, -1);
-
- gtk_drag_set_icon_pixbuf (context, pixbuf, hot_x, hot_y);
- g_object_unref (pixbuf);
-}
-
/**
* gtk_drag_set_icon_name:
* @context: the context for a drag. (This must be called
GtkImageType icon_type;
union
{
- GtkImagePixmapData pixmap;
GtkImagePixbufData pixbuf;
GtkImageStockData stock;
GtkImageIconNameData name;
} icon_data;
- GdkBitmap *icon_mask;
GdkColormap *colormap; /* Colormap for drag icon */
else
switch (site->icon_type)
{
- case GTK_IMAGE_PIXMAP:
- gtk_drag_set_icon_pixmap (context,
- site->colormap,
- site->icon_data.pixmap.pixmap,
- site->icon_mask,
- -2, -2);
- break;
case GTK_IMAGE_PIXBUF:
gtk_drag_set_icon_pixbuf (context,
site->icon_data.pixbuf.pixbuf,
{
case GTK_IMAGE_EMPTY:
break;
- case GTK_IMAGE_PIXMAP:
- if (site->icon_data.pixmap.pixmap)
- g_object_unref (site->icon_data.pixmap.pixmap);
- if (site->icon_mask)
- g_object_unref (site->icon_mask);
- break;
case GTK_IMAGE_PIXBUF:
g_object_unref (site->icon_data.pixbuf.pixbuf);
break;
site->colormap = NULL;
}
-/**
- * gtk_drag_source_set_icon:
- * @widget: a #GtkWidget
- * @colormap: the colormap of the icon
- * @pixmap: the image data for the icon
- * @mask: (allow-none): the transparency mask for an image.
- *
- * Sets the icon that will be used for drags from a particular widget
- * from a pixmap/mask. GTK+ retains references for the arguments, and
- * will release them when they are no longer needed.
- * Use gtk_drag_source_set_icon_pixbuf() instead.
- **/
-void
-gtk_drag_source_set_icon (GtkWidget *widget,
- GdkColormap *colormap,
- GdkPixmap *pixmap,
- GdkBitmap *mask)
-{
- GtkDragSourceSite *site;
-
- g_return_if_fail (GTK_IS_WIDGET (widget));
- g_return_if_fail (GDK_IS_COLORMAP (colormap));
- g_return_if_fail (GDK_IS_PIXMAP (pixmap));
- g_return_if_fail (!mask || GDK_IS_PIXMAP (mask));
-
- site = g_object_get_data (G_OBJECT (widget), "gtk-site-data");
- g_return_if_fail (site != NULL);
-
- g_object_ref (colormap);
- g_object_ref (pixmap);
- if (mask)
- g_object_ref (mask);
-
- gtk_drag_source_unset_icon (site);
-
- site->icon_type = GTK_IMAGE_PIXMAP;
-
- site->icon_data.pixmap.pixmap = pixmap;
- site->icon_mask = mask;
- site->colormap = colormap;
-}
-
/**
* gtk_drag_source_set_icon_pixbuf:
* @widget: a #GtkWidget
set_icon_stock_pixbuf (context, stock_id, NULL, hot_x, hot_y, FALSE);
}
-/**
- * gtk_drag_set_icon_pixmap:
- * @context: the context for a drag. (This must be called
- * with a context for the source side of a drag)
- * @colormap: the colormap of the icon
- * @pixmap: the image data for the icon
- * @mask: (allow-none): the transparency mask for the icon or %NULL for none.
- * @hot_x: the X offset within @pixmap of the hotspot.
- * @hot_y: the Y offset within @pixmap of the hotspot.
- *
- * Sets @pixmap as the icon for a given drag. GTK+ retains
- * references for the arguments, and will release them when
- * they are no longer needed. In general, gtk_drag_set_icon_pixbuf()
- * will be more convenient to use.
- **/
-void
-gtk_drag_set_icon_pixmap (GdkDragContext *context,
- GdkColormap *colormap,
- GdkPixmap *pixmap,
- GdkBitmap *mask,
- gint hot_x,
- gint hot_y)
-{
- GtkWidget *window;
- GdkScreen *screen;
- gint width, height;
-
- g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
- g_return_if_fail (context->is_source);
- g_return_if_fail (GDK_IS_COLORMAP (colormap));
- g_return_if_fail (GDK_IS_PIXMAP (pixmap));
- g_return_if_fail (!mask || GDK_IS_PIXMAP (mask));
-
- screen = gdk_colormap_get_screen (colormap);
-
- g_return_if_fail (gdk_drawable_get_screen (pixmap) == screen);
- g_return_if_fail (!mask || gdk_drawable_get_screen (mask) == screen);
-
- gdk_drawable_get_size (pixmap, &width, &height);
-
- gtk_widget_push_colormap (colormap);
-
- window = gtk_window_new (GTK_WINDOW_POPUP);
- gtk_window_set_type_hint (GTK_WINDOW (window), GDK_WINDOW_TYPE_HINT_DND);
- gtk_window_set_screen (GTK_WINDOW (window), screen);
- set_can_change_screen (window, FALSE);
- gtk_widget_set_events (window, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
- gtk_widget_set_app_paintable (GTK_WIDGET (window), TRUE);
-
- gtk_widget_pop_colormap ();
-
- gtk_widget_set_size_request (window, width, height);
- gtk_widget_realize (window);
-
- gdk_window_set_back_pixmap (gtk_widget_get_window (window),
- pixmap, FALSE);
-
- if (mask)
- {
- cairo_region_t *region;
- cairo_t *cr;
-
- /* XXX: Clean this up properly */
- cr = gdk_cairo_create (mask);
- region = gdk_cairo_region_create_from_surface (cairo_get_target (cr));
- cairo_destroy (cr);
-
- gtk_widget_shape_combine_region (window, region);
- cairo_region_destroy (region);
- }
-
- gtk_drag_set_icon_window (context, window, hot_x, hot_y, TRUE);
-}
-
/* XXX: This function is in gdk, too. Should it be in Cairo? */
static gboolean
_gtk_cairo_surface_extents (cairo_surface_t *surface,
projects / gtk4.git / commitdiff