Use mouseDoubleClickEvent instead of a custom implementation.

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=759629

widgets/icon.cpp

@@ -1016,13 +1016,6 @@ void Icon::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
     if (!handled) {
         if (boundingRect().contains(event->pos())) {
             emit clicked();
-
-            if (qApp && d->lastClicked.isValid() && d->lastClicked.elapsed() < qApp->doubleClickInterval()) {
-                emit doubleClicked();
-                d->lastClicked = QTime();
-            } else {
-                d->lastClicked.restart();
-            }
         }
         emit pressed(false);
     }
@@ -1030,6 +1023,11 @@ void Icon::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
     update();
 }
 
+void Icon::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
+{
+    emit doubleClicked();
+}
+
 void Icon::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
 {
     foreach (IconAction *action, d->cornerActions) {

widgets/icon.h

@@ -209,18 +209,18 @@ protected:
 
 Q_SIGNALS:
     /**
-     * Indicates when the icon has been pressed.
-     */
+    * Indicates when the icon has been pressed.
+    */
     void pressed(bool down);
 
     /**
-     * Indicates when the icon has been clicked.
-     */
+    * Indicates when the icon has been clicked.
+    */
     void clicked();
 
     /**
-     * Indicates when the icon has been double clicked.
-     */
+    * Indicates when the icon has been double-clicked
+    */
     void doubleClicked();
 
 protected:
@@ -228,6 +228,7 @@ protected:
     void mousePressEvent(QGraphicsSceneMouseEvent *event);
     void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
     void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+    void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
 
     void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
     void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);

widgets/icon_p.h

@@ -23,7 +23,6 @@
 #define ICON_P_H
 
 #include <QtCore/QEvent>
-#include <QtCore/QTime>
 #include <QtGui/QApplication>
 #include <QtGui/QIcon>
 #include <QtGui/QStyleOptionGraphicsItem>
@@ -170,7 +169,6 @@ public:
     QColor shadowColor;
     QSizeF iconSize;
     QIcon icon;
-    QTime lastClicked;
     IconStates states;
     Qt::Orientation orientation;
     int numDisplayLines;