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

2 files changed, 8 insertions, 0 deletions

diff --git a/src/waypoint.cpp b/src/waypoint.cpp
index 1fa291b39..aaaedd73e 100644
--- a/src/waypoint.cpp
+++ b/src/waypoint.cpp
@@ -249,6 +249,7 @@ CommandCost CmdBuildTrainWaypoint(TileIndex tile, uint32 flags, uint32 p1, uint3
 
 			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
index 75d9d4798..f1a1c23c1 100644
--- 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)) {