1 files changed, 88 insertions, 10 deletions

diff --git a/TouchArea/qdeclarativetoucharea.cpp b/TouchArea/qdeclarativetoucharea.cpp
index a5797e5..4295ffa 100644
--- a/TouchArea/qdeclarativetoucharea.cpp
+++ b/TouchArea/qdeclarativetoucharea.cpp
@@ -41,8 +41,11 @@
 
 
 #include "qdeclarativetoucharea.h"
-#include "qevent.h"
-#include "qsharedpointer.h"
+#include <QEvent>
+#include <QGraphicsScene>
+#include <QGraphicsSceneMouseEvent>
+#include <QDeclarativeExpression>
+#include <QDeclarativeInfo>
 #include <math.h>
 
 QDeclarativeTouchArea::QDeclarativeTouchArea(QDeclarativeItem *parent)
@@ -52,7 +55,8 @@ QDeclarativeTouchArea::QDeclarativeTouchArea(QDeclarativeItem *parent)
       _scaleFactor(1.0),
       _rotationAngle(0.0),
       _parentTouchArea(this),
-      _active(false)
+      _active(false),
+      _stealMouse(false)
 {
     setAcceptTouchEvents(true);
     setAcceptedMouseButtons(Qt::LeftButton);
@@ -72,6 +76,7 @@ QDeclarativeTouchArea::~QDeclarativeTouchArea() {
 }
 
 bool QDeclarativeTouchArea::sceneEvent(QEvent *event) {
+    bool rv = false;
     switch (event->type()) {
     case QEvent::TouchBegin:
         updateTopTouchArea();
@@ -80,17 +85,17 @@ bool QDeclarativeTouchArea::sceneEvent(QEvent *event) {
                 _active = true;
                 _parentTouchArea->_active = true;
                 updateTouchData(event);
-                return true;
+                rv = true;
             }
-        }
-        else {
+        } else {
             updateTouchData(event);
-            return true;
+            rv = true;
         }
         break;
     case QEvent::TouchUpdate:
         updateTouchData(event);
-        return true;
+        rv = true;
+        break;
     case QEvent::TouchEnd: {
         updateTouchData(event);
         if (_parentTouchArea != this) {
@@ -99,12 +104,19 @@ bool QDeclarativeTouchArea::sceneEvent(QEvent *event) {
                 _parentTouchArea->_active = false;
             }
         }
-        return true;
+        rv = true;
+        break;
     }
     default:
         break;
     }
-    return QDeclarativeItem::sceneEvent(event);
+
+    if(!rv)
+        rv = QDeclarativeItem::sceneEvent(event);
+    if (event->type() == QEvent::UngrabMouse) {
+        setKeepMouseGrab(false);
+    }
+    return rv;
 }
 
 void QDeclarativeTouchArea::updateTouchData(QEvent *event) {
@@ -112,6 +124,24 @@ void QDeclarativeTouchArea::updateTouchData(QEvent *event) {
     bool moved = false;
     bool started = false;
 
+    QDeclarativeItem *grabber = scene() ? qobject_cast<QDeclarativeItem*>(scene()->mouseGrabberItem()) : 0;
+    QDeclarativeTouchArea *touchGrabber = scene() ? qobject_cast<QDeclarativeTouchArea*>(scene()->mouseGrabberItem()) : 0;
+    if (grabber == this || !grabber || !grabber->keepMouseGrab() || touchGrabber) {
+        if (_stealMouse && (grabber != this || !grabber->keepMouseGrab())) {
+            grabMouse();
+            setKeepMouseGrab(true);
+        }
+
+        if (!_keepMouseFocus.script().isEmpty()) {
+            QDeclarativeExpression expr(_keepMouseFocus.context(), _keepMouseFocus.scopeObject(), _keepMouseFocus.script());
+            QVariant result = expr.evaluate();
+            if (expr.hasError())
+                qmlInfo(this) << expr.error();
+            else
+                _stealMouse = true;
+        }
+    }
+
     QTouchEvent *e = static_cast<QTouchEvent*>(event);
     clearChangedAndReleasedTouches();
 
@@ -216,3 +246,51 @@ void QDeclarativeTouchArea::updatePinch(QList<QTouchEvent::TouchPoint> *touchPoi
 
 }
 
+bool QDeclarativeTouchArea::event(QEvent *event)
+{
+    switch (event->type()) {
+    case QEvent::TouchBegin:
+    case QEvent::TouchUpdate: {
+            updateTouchData(event);
+        }
+        return true;
+    case QEvent::TouchEnd: {
+            updateTouchData(event);
+            _stealMouse = false;
+            QDeclarativeTouchArea *touchGrabber = scene() ? qobject_cast<QDeclarativeTouchArea*>(scene()->mouseGrabberItem()) : 0;
+            if (touchGrabber == this)
+                ungrabMouse();
+            setKeepMouseGrab(false);
+        }
+        return true;
+    default:
+        return QDeclarativeItem::event(event);
+    }
+
+    return QDeclarativeItem::event(event);
+}
+
+bool QDeclarativeTouchArea::sceneEventFilter(QGraphicsItem *i, QEvent *event)
+{
+    if (!isVisible())
+        return QDeclarativeItem::sceneEventFilter(i, event);
+    switch (event->type()) {
+    case QEvent::TouchBegin:
+    case QEvent::TouchUpdate:
+            updateTouchData(event);
+        return true;
+    case QEvent::TouchEnd: {
+            updateTouchData(event);
+            _stealMouse = false;
+            QDeclarativeTouchArea *touchGrabber = scene() ? qobject_cast<QDeclarativeTouchArea*>(scene()->mouseGrabberItem()) : 0;
+            if (touchGrabber == this)
+                ungrabMouse();
+            setKeepMouseGrab(false);
+        }
+        return true;
+    default:
+        break;
+    }
+    return QDeclarativeItem::sceneEventFilter(i, event);
+}
+