# HG changeset patch
# User frosch <frosch@openttd.org>
# Date 2008-08-23 16:34:05
# Node ID 70a888f9bda936070b79a77b69e31d7c93599986
# Parent  fce227083d3afea0110044c075bda3268231d098

(svn r14143) -Codechange: Recenter viewport of waypoint window when relocating the waypoint.

diff --git a/src/waypoint.cpp b/src/waypoint.cpp
--- a/src/waypoint.cpp
+++ b/src/waypoint.cpp
@@ -249,6 +249,7 @@ CommandCost CmdBuildTrainWaypoint(TileIn
 
 			RedrawWaypointSign(wp);
 			wp->xy = tile;
+			InvalidateWindowData(WC_WAYPOINT_VIEW, wp->index);
 		}
 
 		const StationSpec* statspec;
diff --git a/src/waypoint_gui.cpp b/src/waypoint_gui.cpp
--- a/src/waypoint_gui.cpp
+++ b/src/waypoint_gui.cpp
@@ -77,6 +77,13 @@ public:
 		}
 	}
 
+	virtual void OnInvalidateData(int data)
+	{
+		int x = TileX(this->wp->xy) * TILE_SIZE;
+		int y = TileY(this->wp->xy) * TILE_SIZE;
+		ScrollWindowTo(x,y, this);
+	}
+
 	virtual void OnQueryTextFinished(char *str)
 	{
 		if (!StrEmpty(str)) {