[longomatch] Delay move events 200ms

[Andoni Morales Alastruey <amorales src gnome org>]

commit 2491acb487303924fc4c01225192b29731094888
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Thu Jun 19 18:03:43 2014 +0200

    Delay move events 200ms

 LongoMatch.Drawing.Cairo/WidgetWrapper.cs |   20 +++++++++++++++++++-
 1 files changed, 19 insertions(+), 1 deletions(-)
---
diff --git a/LongoMatch.Drawing.Cairo/WidgetWrapper.cs b/LongoMatch.Drawing.Cairo/WidgetWrapper.cs
index ff4135b..190a36c 100644
--- a/LongoMatch.Drawing.Cairo/WidgetWrapper.cs
+++ b/LongoMatch.Drawing.Cairo/WidgetWrapper.cs
@@ -40,6 +40,8 @@ namespace LongoMatch.Drawing.Cairo
 
                DrawingArea widget;
                int currentWidth, currentHeight;
+               bool canMove;
+               uint timerID;
                
                public WidgetWrapper (DrawingArea widget)
                {
@@ -162,16 +164,27 @@ namespace LongoMatch.Drawing.Cairo
                        }
                        return bm;
                }
+               
+               bool ReadyToMove () {
+                       canMove = true;
+                       return false;
+                       timerID = 0;
+               }
 
                void HandleMotionNotifyEvent (object o, MotionNotifyEventArgs args)
                {
-                       if (MotionEvent != null) {
+                       if (MotionEvent != null && canMove) {
                                MotionEvent (new Point (args.Event.X, args.Event.Y));
                        }
                }
 
                void HandleButtonReleaseEvent (object o, ButtonReleaseEventArgs args)
                {
+                       if (timerID != 0) {
+                               GLib.Source.Remove (timerID);
+                               timerID = 0;
+                       }
+                       
                        if (ButtonReleasedEvent != null) {
                                ButtonType bt;
                                ButtonModifier bm;
@@ -184,6 +197,11 @@ namespace LongoMatch.Drawing.Cairo
 
                void HandleButtonPressEvent (object o, ButtonPressEventArgs args)
                {
+                       /* Fast button clicks sometimes produced a small move that
+                        * should be ignored. Start moving only when the button has been
+                        * pressed for more than 200ms */
+                       canMove = false;
+                       timerID = GLib.Timeout.Add (200, ReadyToMove);
                        if (ButtonPressEvent != null) {
                                ButtonType bt;
                                ButtonModifier bm;