Add GtkBubbleWindow

This popup window widget can be used for touch friendly context
menus that point to a concrete area.

gtk/Makefile.am

@@ -202,6 +202,7 @@ gtk_public_h_sources = 		\
 	gtkbindings.h		\
 	gtkborder.h		\
 	gtkbox.h		\
+	gtkbubblewindow.h	\
 	gtkbuilder.h		\
 	gtkbuildable.h		\
 	gtkbutton.h		\
@@ -621,6 +622,7 @@ gtk_base_c_sources = 		\
 	gtkborder.c		\
 	gtkborderimage.c	\
 	gtkbox.c		\
+	gtkbubblewindow.c	\
 	gtkbuildable.c		\
 	gtkbuilder.c		\
 	gtkbuilderparser.c	\

gtk/gtkbubblewindow.h

@@ -0,0 +1,81 @@
+/* GTK - The GIMP Toolkit
+ * Copyright © 2013 Carlos Garnacho <carlosg@gnome.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __GTK_BUBBLE_WINDOW_H__
+#define __GTK_BUBBLE_WINDOW_H__
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_BUBBLE_WINDOW           (gtk_bubble_window_get_type ())
+#define GTK_BUBBLE_WINDOW(o)             (G_TYPE_CHECK_INSTANCE_CAST ((o), GTK_TYPE_BUBBLE_WINDOW, GtkBubbleWindow))
+#define GTK_BUBBLE_WINDOW_CLASS(c)       (G_TYPE_CHECK_CLASS_CAST ((c), GTK_TYPE_BUBBLE_WINDOW, GtkBubbleWindowClass))
+#define GTK_IS_BUBBLE_WINDOW(o)          (G_TYPE_CHECK_INSTANCE_TYPE ((o), GTK_TYPE_BUBBLE_WINDOW))
+#define GTK_IS_BUBBLE_WINDOW_CLASS(o)    (G_TYPE_CHECK_CLASS_TYPE ((o), GTK_TYPE_BUBBLE_WINDOW))
+#define GTK_BUBBLE_WINDOW_GET_CLASS(o)   (G_TYPE_INSTANCE_GET_CLASS ((o), GTK_TYPE_BUBBLE_WINDOW, GtkBubbleWindowClass))
+
+typedef struct _GtkBubbleWindow GtkBubbleWindow;
+typedef struct _GtkBubbleWindowClass GtkBubbleWindowClass;
+
+struct _GtkBubbleWindow
+{
+  GtkWindow parent_instance;
+
+  /*< private >*/
+  gpointer _priv;
+};
+
+struct _GtkBubbleWindowClass
+{
+  GtkWindowClass parent_class;
+};
+
+GType       gtk_bubble_window_get_type       (void) G_GNUC_CONST;
+
+GtkWidget * gtk_bubble_window_new            (void);
+
+void        gtk_bubble_window_set_relative_to (GtkBubbleWindow *window,
+                                               GdkWindow       *relative_to);
+GdkWindow * gtk_bubble_window_get_relative_to (GtkBubbleWindow *window);
+
+void        gtk_bubble_window_set_pointing_to (GtkBubbleWindow       *window,
+                                               cairo_rectangle_int_t *rect);
+gboolean    gtk_bubble_window_get_pointing_to (GtkBubbleWindow       *window,
+                                               cairo_rectangle_int_t *rect);
+void        gtk_bubble_window_set_position    (GtkBubbleWindow       *window,
+                                               GtkPositionType        position);
+
+GtkPositionType
+            gtk_bubble_window_get_position    (GtkBubbleWindow       *window);
+
+void        gtk_bubble_window_popup           (GtkBubbleWindow       *window,
+                                               GdkWindow             *relative_to,
+                                               cairo_rectangle_int_t *pointing_to,
+                                               GtkPositionType        position);
+
+void        gtk_bubble_window_popdown         (GtkBubbleWindow       *window);
+
+gboolean    gtk_bubble_window_grab            (GtkBubbleWindow       *window,
+                                               GdkDevice             *device,
+                                               guint32                activate_time);
+
+void        gtk_bubble_window_ungrab          (GtkBubbleWindow       *window);
+
+G_END_DECLS
+
+#endif /* __GTK_BUBBLE_POPUP_H__ */