text: Make _gtk_text_util_create_drag_icon() return a surface
authorBenjamin Otte <otte@redhat.com>
Sun, 15 Aug 2010 14:53:27 +0000 (16:53 +0200)
committerBenjamin Otte <otte@redhat.com>
Sun, 26 Sep 2010 13:03:00 +0000 (15:03 +0200)
And change its callers to handle it that way.

gtk/gtkentry.c
gtk/gtklabel.c
gtk/gtktextutil.c
gtk/gtktextutil.h

index 4b0d1cade4061d931470bafaf35b95087a71642a..db01e750f511e7c75f6cd0ba0b0b43096bfb7e36 100644 (file)
@@ -3967,27 +3967,23 @@ gtk_entry_motion_notify (GtkWidget      *widget,
           GtkTargetList  *target_list = gtk_target_list_new (NULL, 0);
           guint actions = entry->editable ? GDK_ACTION_COPY | GDK_ACTION_MOVE : GDK_ACTION_COPY;
           gchar *text = NULL;
-          GdkPixmap *pixmap = NULL;
+          cairo_surface_t *surface;
 
           gtk_target_list_add_text_targets (target_list, 0);
 
           text = _gtk_entry_get_selected_text (entry);
-          pixmap = _gtk_text_util_create_drag_icon (widget, text, -1);
+          surface = _gtk_text_util_create_drag_icon (widget, text, -1);
 
           context = gtk_drag_begin (widget, target_list, actions,
                                     entry->button, (GdkEvent *)event);
           
-          if (pixmap)
-            gtk_drag_set_icon_pixmap (context,
-                                      gdk_drawable_get_colormap (pixmap),
-                                      pixmap,
-                                      NULL,
-                                      -2, -2);
+          if (surface)
+            gtk_drag_set_icon_surface (context, surface);
           else
             gtk_drag_set_icon_default (context);
           
-          if (pixmap)
-            g_object_unref (pixmap);
+          if (surface)
+            cairo_surface_destroy (surface);
           g_free (text);
 
           entry->in_drag = FALSE;
index 9a2c0a4c4e78a146157f85757be326c13c9203d2..a98d087f5375f789ea7a4e3ff6cb969b9cfc6aa0 100644 (file)
@@ -4845,7 +4845,7 @@ drag_begin_cb (GtkWidget      *widget,
 {
   GtkLabel *label = GTK_LABEL (widget);
   GtkLabelPrivate *priv = label->priv;
-  GdkPixmap *pixmap = NULL;
+  cairo_surface_t *surface = NULL;
 
   g_signal_handlers_disconnect_by_func (widget, drag_begin_cb, NULL);
 
@@ -4869,22 +4869,18 @@ drag_begin_cb (GtkWidget      *widget,
       if (start > len)
         start = len;
       
-      pixmap = _gtk_text_util_create_drag_icon (widget, 
-                                               priv->text + start,
-                                               end - start);
+      surface = _gtk_text_util_create_drag_icon (widget, 
+                                                priv->text + start,
+                                                end - start);
     }
 
-  if (pixmap)
-    gtk_drag_set_icon_pixmap (context,
-                              gdk_drawable_get_colormap (pixmap),
-                              pixmap,
-                              NULL,
-                              -2, -2);
+  if (surface)
+    gtk_drag_set_icon_surface (context, surface);
   else
     gtk_drag_set_icon_default (context);
   
-  if (pixmap)
-    g_object_unref (pixmap);
+  if (surface)
+    g_object_unref (surface);
 }
 
 static gboolean
index af869b9e3bf3b97336a97b9911ffe9c1bfba0d66..723a5eed9e9a8a4aaa78ae3c3607a1bab9bd2fe2 100644 (file)
@@ -201,16 +201,16 @@ limit_layout_lines (PangoLayout *layout)
  *
  * Creates a drag and drop icon from @text.
  *
- * Returns: a #GdkPixmap to use as DND icon
+ * Returns: a #cairo_surface_t to use as DND icon
  */
-GdkPixmap *
+cairo_surface_t *
 _gtk_text_util_create_drag_icon (GtkWidget *widget, 
                                  gchar     *text,
                                  gsize      len)
 {
   GtkStyle     *style;
   GtkStateType  state;
-  GdkDrawable  *drawable = NULL;
+  cairo_surface_t *surface;
   PangoContext *context;
   PangoLayout  *layout;
   cairo_t      *cr;
@@ -238,13 +238,13 @@ _gtk_text_util_create_drag_icon (GtkWidget *widget,
   pixmap_width  = layout_width  / PANGO_SCALE + DRAG_ICON_LAYOUT_BORDER * 2;
   pixmap_height = layout_height / PANGO_SCALE + DRAG_ICON_LAYOUT_BORDER * 2;
 
-  drawable = gdk_pixmap_new (gtk_widget_get_window (widget),
-                             pixmap_width  + 2,
-                             pixmap_height + 2,
-                             -1);
-  cr = gdk_cairo_create (drawable);
   style = gtk_widget_get_style (widget);
   state = gtk_widget_get_state (widget);
+  surface = gdk_window_create_similar_surface (gtk_widget_get_window (widget),
+                                               CAIRO_CONTENT_COLOR,
+                                               pixmap_width  + 2,
+                                               pixmap_height + 2);
+  cr = cairo_create (surface);
 
   gdk_cairo_set_source_color (cr, &style->base [state]);
   cairo_paint (cr);
@@ -261,7 +261,9 @@ _gtk_text_util_create_drag_icon (GtkWidget *widget,
   cairo_destroy (cr);
   g_object_unref (layout);
 
-  return drawable;
+  cairo_surface_set_device_offset (surface, 2, 2);
+
+  return surface;
 }
 
 static void
index 8b346520bfc4699b463747e78ddf094c9d2fd826..8aa7deb47191a0c07a10514e9b02aef408c4b3bb 100644 (file)
@@ -40,9 +40,9 @@ void _gtk_text_util_append_special_char_menuitems (GtkMenuShell              *me
                                                    GtkTextUtilCharChosenFunc  func,
                                                    gpointer                   data);
 
-GdkPixmap* _gtk_text_util_create_drag_icon      (GtkWidget     *widget,
-                                                 gchar         *text,
-                                                 gsize          len);
+cairo_surface_t * _gtk_text_util_create_drag_icon (GtkWidget     *widget,
+                                                   gchar         *text,
+                                                   gsize          len);
 GdkPixmap* _gtk_text_util_create_rich_drag_icon (GtkWidget     *widget,
                                                  GtkTextBuffer *buffer,
                                                  GtkTextIter   *start,