Rendering pipeline (almost) fixed. This time for real.

svn-id: r33092

1 files changed, 14 insertions, 0 deletions

diff --git a/gui/theme.h b/gui/theme.h
index e9ce8bb01d..91f59d961c 100644
--- a/gui/theme.h
+++ b/gui/theme.h
@@ -239,6 +239,20 @@ public:
 	virtual void closeAllDialogs() = 0;
 
 	/**
+	 * Closes the topmost dialog, and redraws the screen
+	 * accordingly.
+	 *
+	 * TODO: Make this purely virtual by making ThemeClassic
+	 * and ThemeModern implement it too.
+	 *
+	 * @returns True if the dialog was sucessfully closed.
+	 *          If we weren't able to restore the screen after closing
+	 *          the dialog, we return false, which means we need to redraw
+	 *          the dialog stack from scratch.
+	 */
+	virtual bool closeDialog() { return false; }
+
+	/**
 	 * Clear the complete GUI screen.
 	 */
 	virtual void clearAll() = 0;