仅仅在鼠标点击时捕获鼠标 mac下

src/exquisite/qqtbodymouselocker.cpp

@@ -27,14 +27,15 @@ void QQtBodyMouseLocker::stopCapture()
 
 void QQtBodyMouseLocker::addWindow ( QWidget* target )
 {
+    Q_ASSERT ( target );
     Q_D ( QQtBodyMouseLocker ) ;
     d->addWindow ( target );
 }
 
 void QQtBodyMouseLocker::removeWindow ( QWidget* target )
 {
-    Q_D ( QQtBodyMouseLocker ) ;
+    Q_ASSERT ( target );
-    d->removeWindow ( target );
+    target->removeEventFilter ( this );
 }
 
 bool QQtBodyMouseLocker::eventFilter ( QObject* watched, QEvent* event )
@@ -53,8 +54,24 @@ bool QQtBodyMouseLocker::eventFilter ( QObject* watched, QEvent* event )
     //if ( atti )
     //    return QObject::eventFilter ( watched, event );
 
-    //static int i = 0;
+    static int i = 0;
-    //pline() << i++ << event->type() << watched->objectName();
+    pline() << i++ << event->type() << watched->objectName();
+
+    QWidget* target = qobject_cast<QWidget*> ( watched );
+    QWidget& w = *target;
+
+    QPoint p0, p1;
+    p0 = w.rect().topLeft();
+    p1 = w.rect().bottomRight();
+    p0 = w.mapToGlobal ( p0 );
+    p1 = w.mapToGlobal ( p1 );
+    QRect r0 = QRect ( p0, p1 );
+
+    qreal ratio = 1; w.devicePixelRatioF();
+    QRect qr0 = QRect ( QPoint ( r0.left() * ratio, r0.top() * ratio ),
+                        QPoint ( r0.right() * ratio, r0.bottom() * ratio ) );
+
+    QRect globalRect = qr0;
 
     Q_D ( QQtBodyMouseLocker ) ;
 
@@ -139,17 +156,17 @@ bool QQtBodyMouseLocker::eventFilter ( QObject* watched, QEvent* event )
             return false;
         }
 #endif
-#if 1
+        case QEvent::MouseButtonRelease:
-        //用于解决mousetracking时获取鼠标
-        //这一个还是有用的，用户设置了多个窗口锁定鼠标的时候，有这个才能实时响应鼠标划过动作进行捕获。在tracking为true的时候。
-        //这个在点击之后，其实有一个鼠标的闪烁，加了press？activate?以后就没有了。原因是Thread在运行着，这个导致target改变，thread太快了，target没来得及改变，鼠标光标就被thread移动过去了，可是没有锁定，因为这里面setTargetWidget才是决定锁定的函数。
-        case QEvent::MouseMove:
         {
-            QMouseEvent* e = ( QMouseEvent* ) event;
+            addWindow ( target );
-            d->mouseMoveEvent ( e, qobject_cast<QWidget*> ( watched ) );
+            return false;
+        }
+        case QEvent::WindowDeactivate:
+        {
+            //如果不是活动窗口，就失效。----很重要。
+            d->addRect ( QRect ( 0, 0, 0, 0 ) );
             return false;
         }
-#endif
         default:
             break;
     }
@@ -159,3 +176,13 @@ bool QQtBodyMouseLocker::eventFilter ( QObject* watched, QEvent* event )
     return QObject::eventFilter ( watched, event );
 
 }
+
+void QQtClipCursor ( const QRect globalRect )
+{
+    QQtBodyMouseMouseLockerThreadHelper::instance()->setTargetGlobalRect ( globalRect );
+}
+
+QRect QQtGetClipCursor()
+{
+    return QQtBodyMouseMouseLockerThreadHelper::instance()->getTargetGlobalRect();
+}

src/exquisite/qqtbodymouselocker.h

@@ -58,8 +58,9 @@ public:
     void startCapture();
     void stopCapture();
 
-    //这里添加、移除需要锁定的窗口。[和内部的自动过程有很多重复，无所谓了。]
+    //这里添加需要锁定的窗口。[可以重复添加] 等于installEventFilter
     void addWindow ( QWidget* target );
+    //移除锁定的窗口
     void removeWindow ( QWidget* target );
 
     // QObject interface
@@ -71,4 +72,8 @@ private:
     Q_DECLARE_PRIVATE ( QQtBodyMouseLocker )
 };
 
+//如果用户感兴趣
+QQTSHARED_EXPORT void QQtClipCursor ( const QRect globalRect );
+QQTSHARED_EXPORT QRect QQtGetClipCursor ( );
+
 #endif // QQTBODYMOUSELOCKER_H

src/exquisite/qqtbodymouselocker_p.cpp

@@ -6,20 +6,27 @@
 QQtBodyMouseMouseLockerThreadHelper::QQtBodyMouseMouseLockerThreadHelper ( QObject* parent ) : QThread ( parent )
 {
     workflag = false;
-    target = 0;
+    mGlobalRect = QRect ( 0, 0, 0, 0 );
+    startCapture();
 }
 
 QQtBodyMouseMouseLockerThreadHelper::~QQtBodyMouseMouseLockerThreadHelper()
 {
+    stopCapture();
 }
 
-void QQtBodyMouseMouseLockerThreadHelper::setTargetWidget ( QWidget* target )
+void QQtBodyMouseMouseLockerThreadHelper::setTargetGlobalRect ( QRect globalRect )
 {
     tex.lock();
-    this->target = target;
+    mGlobalRect = globalRect;
     tex.unlock();
 }
 
+QRect QQtBodyMouseMouseLockerThreadHelper::getTargetGlobalRect()
+{
+    return mGlobalRect;
+}
+
 void QQtBodyMouseMouseLockerThreadHelper::startCapture()
 {
     tex.lock();
@@ -41,34 +48,23 @@ void QQtBodyMouseMouseLockerThreadHelper::run()
 {
     while ( 1 )
     {
+        usleep ( 10 );
+
         tex.lock();
         bool lworkflag = workflag;
         tex.unlock();
         if ( !lworkflag )
             return;
 
-        QWidget* target;
+        QRect globalRect;
         tex.lock();
-        target = this->target;
+        globalRect = this->mGlobalRect;
         tex.unlock();
 
-        if ( !target )
+        if ( globalRect == QRect ( 0, 0, 0, 0 ) )
             continue;
 
-        //用户必须保证，手动，优先于UI释放本locker。
+        QRect s = globalRect;
-        if ( !target->isActiveWindow() )
-            continue;
-
-        //如果鼠标不在范围内不响应？NO。让用户给标题栏装个eventFilter？press关闭capture，realease开启capture？
-
-        QWidget& w = *target;
-
-        QPoint p0, p1;
-        p0 = w.rect().topLeft();
-        p1 = w.rect().bottomRight();
-        p0 = w.mapToGlobal ( p0 );
-        p1 = w.mapToGlobal ( p1 );
-        QRect s = QRect ( p0, p1 );
 
         int x = QCursor::pos().x();
         int y = QCursor::pos().y();
@@ -84,21 +80,27 @@ void QQtBodyMouseMouseLockerThreadHelper::run()
             y1 = s.bottom();
 
         QCursor::setPos ( x1, y1 );
-        usleep ( 5 );
     }
 }
 
 QQtBodyMouseLockerPrivate::QQtBodyMouseLockerPrivate ( QQtBodyMouseLocker* q )
 {
     q_ptr = q;
-    helper = new QQtBodyMouseMouseLockerThreadHelper ( q );
+    helper = QQtBodyMouseMouseLockerThreadHelper::instance ( q );
-    helper->startCapture();
 }
 
 QQtBodyMouseLockerPrivate::~QQtBodyMouseLockerPrivate()
 {
-    helper->stopCapture();
+}
-    delete helper;
+
+void QQtBodyMouseLockerPrivate::addRect ( const QRect globalRect )
+{
+    helper->setTargetGlobalRect ( globalRect );
+}
+
+QRect QQtBodyMouseLockerPrivate::getRect()
+{
+    return helper->getTargetGlobalRect();
 }
 
 void QQtBodyMouseLockerPrivate::startCapture()
@@ -115,43 +117,20 @@ void QQtBodyMouseLockerPrivate::addWindow ( QWidget* target )
 {
     Q_ASSERT ( target );
 
-    Q_Q ( QQtBodyMouseLocker );
+    QWidget& w = *target;
-    target->installEventFilter ( qobject_cast<QObject*> ( q ) );
+
-    helper->setTargetWidget ( target );
+    QPoint p0, p1;
-}
+    p0 = w.rect().topLeft();
-
+    p1 = w.rect().bottomRight();
-void QQtBodyMouseLockerPrivate::removeWindow ( QWidget* target )
+    p0 = w.mapToGlobal ( p0 );
-{
+    p1 = w.mapToGlobal ( p1 );
-    Q_ASSERT ( target );
+
-
+    qreal ratio = 1; w.devicePixelRatioF();
-    Q_Q ( QQtBodyMouseLocker );
+    QRect r0 = QRect ( p0, p1 );
-    target->removeEventFilter ( qobject_cast<QObject*> ( q ) );
+    QRect qr0 = QRect ( QPoint ( r0.left() * ratio, r0.top() * ratio ),
-    helper->setTargetWidget ( target );
+                        QPoint ( r0.right() * ratio, r0.bottom() * ratio ) );
-}
+
-
+    QRect rectMustIn = qr0;
-void QQtBodyMouseLockerPrivate::focusInEvent ( QFocusEvent* event, QWidget* target )
+
-{
+    helper->setTargetGlobalRect ( rectMustIn );
-}
-
-void QQtBodyMouseLockerPrivate::focusOutEvent ( QFocusEvent* event, QWidget* target )
-{
-}
-
-void QQtBodyMouseLockerPrivate::mouseMoveEvent ( QMouseEvent* event, QWidget* target )
-{
-    if ( target == 0 )
-    {
-        event->ignore();
-        return;
-    }
-
-    if ( !target->isActiveWindow() )
-    {
-        event->ignore();
-        return;
-    }
-
-    helper->setTargetWidget ( target );
-    event->accept();
-    return;
 }

src/exquisite/qqtbodymouselocker_p.h

@@ -8,22 +8,33 @@
 class QQtBodyMouseMouseLockerThreadHelper : public QThread
 {
     Q_OBJECT
-public:
-    QQtBodyMouseMouseLockerThreadHelper ( QObject* parent = 0 );
-    virtual ~QQtBodyMouseMouseLockerThreadHelper();
 
-    void setTargetWidget ( QWidget* target );
+public:
+    //建议初始化
+    static QQtBodyMouseMouseLockerThreadHelper* instance ( QObject* parent = 0 ) {
+        static QQtBodyMouseMouseLockerThreadHelper* helper = 0;
+        if ( !helper )
+            helper = new QQtBodyMouseMouseLockerThreadHelper ( parent );
+        return helper;
+    }
+
+    void setTargetGlobalRect ( QRect globalRect );
+    QRect getTargetGlobalRect ();
 
     void startCapture();
     void stopCapture();
 
+private:
+    QQtBodyMouseMouseLockerThreadHelper ( QObject* parent = 0 );
+    virtual ~QQtBodyMouseMouseLockerThreadHelper();
+
     // QThread interface
 protected:
     virtual void run() override;
 
 private:
     QMutex tex;
-    QWidget* target;
+    QRect mGlobalRect;
     bool workflag;
 };
 
@@ -34,17 +45,17 @@ public:
     QQtBodyMouseLockerPrivate ( QQtBodyMouseLocker* q );
     virtual ~QQtBodyMouseLockerPrivate();
 
+    //允许定义区域 QRect(0,0,0,0)为关闭。 = ClipCursor
+    void addRect ( const QRect globalRect );
+    QRect getRect();
+
+    //允许按照窗口进行定义
+    void addWindow ( QWidget* target );
+
+    //允许手动开关
     void startCapture();
     void stopCapture();
 
-    void addWindow ( QWidget* target );
-    void removeWindow ( QWidget* target );
-
-protected:
-    virtual void focusInEvent ( QFocusEvent* event, QWidget* target = 0 );
-    virtual void focusOutEvent ( QFocusEvent* event, QWidget* target = 0 );
-    virtual void mouseMoveEvent ( QMouseEvent* event, QWidget* target = 0 );
-
 private:
     QQtBodyMouseLocker* q_ptr;
     Q_DECLARE_PUBLIC ( QQtBodyMouseLocker )

test/testmouselocker11/mainwindow.cpp

@@ -32,7 +32,7 @@ MainWindow::MainWindow ( QWidget* parent ) :
     //可选
     //helper->startCapture();
     //可选
-    ui->widget->setMouseTracking ( true );
+    ui->widget->setMouseTracking ( false );
     //ui->widget_2->setMouseTracking ( true );
 
     //this->installEventFilter ( this );
@@ -41,7 +41,7 @@ MainWindow::MainWindow ( QWidget* parent ) :
 MainWindow::~MainWindow()
 {
     //以下二选1，必选
-    helper->stopCapture();
+    //helper->stopCapture();
     //无论如何要保证MouseLocker优先于ui被释放。
     //delete helper;
     //这个不行的