Add GtkWindowHandle

This will allow to move the titlebar handling logic out from GtkWindow.

1 files changed, 44 insertions, 0 deletions

diff --git a/gtk/gtkwindowhandle.h b/gtk/gtkwindowhandle.h
new file mode 100644
index 0000000000..1a64d08062
--- /dev/null
+++ b/gtk/gtkwindowhandle.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2020 Alexander Mikhaylenko <alexm@gnome.org>
+ *
+ * This program 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 program 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 program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#pragma once
+
+#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
+#error "Only <gtk/gtk.h> can be included directly."
+#endif
+
+#include <gtk/gtkwidget.h>
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_WINDOW_HANDLE (gtk_window_handle_get_type ())
+
+GDK_AVAILABLE_IN_ALL
+G_DECLARE_FINAL_TYPE (GtkWindowHandle, gtk_window_handle, GTK, WINDOW_HANDLE, GtkWidget)
+
+GDK_AVAILABLE_IN_ALL
+GtkWidget * gtk_window_handle_new       (void);
+
+GDK_AVAILABLE_IN_ALL
+GtkWidget * gtk_window_handle_get_child (GtkWindowHandle *self);
+
+GDK_AVAILABLE_IN_ALL
+void        gtk_window_handle_set_child (GtkWindowHandle *self,
+                                         GtkWidget       *child);
+
+G_END_DECLS