add rightbutton only can dray

movewidget/frmmovewidget.cpp

@@ -24,18 +24,29 @@ void frmMoveWidget::initForm()
     btn1->setText("按住我拖动(仅限左键拖动)");
     MoveWidget *moveWidget1 = new MoveWidget(this);
     moveWidget1->setWidget(btn1);
+    moveWidget1->setLeftButton(true);
+    moveWidget1->setRightButton(false);
 
     QPushButton *btn2 = new QPushButton(this);
     btn2->setGeometry(10, 40, 250, 25);
-    btn2->setText("按住我拖动(支持右键拖动)");
+    btn2->setText("按住我拖动(仅限右键拖动)");
     MoveWidget *moveWidget2 = new MoveWidget(this);
     moveWidget2->setWidget(btn2);
     moveWidget2->setLeftButton(false);
+    moveWidget2->setRightButton(true);
+
+    QPushButton *btn3 = new QPushButton(this);
+    btn3->setGeometry(10, 70, 250, 25);
+    btn3->setText("按住我拖动(支持左右键拖动)");
+    MoveWidget *moveWidget3 = new MoveWidget(this);
+    moveWidget3->setWidget(btn3);
+    moveWidget3->setLeftButton(true);
+    moveWidget3->setRightButton(true);
 
     QProgressBar *bar = new QProgressBar(this);
-    bar->setGeometry(10, 70, 250, 25);
+    bar->setGeometry(10, 100, 250, 25);
     bar->setRange(0, 0);
     bar->setTextVisible(false);
-    MoveWidget *moveWidget3 = new MoveWidget(this);
+    MoveWidget *moveWidget4 = new MoveWidget(this);
-    moveWidget3->setWidget(bar);
+    moveWidget4->setWidget(bar);
-}
+}

movewidget/movewidget.cpp

@@ -6,7 +6,8 @@ MoveWidget::MoveWidget(QObject *parent) : QObject(parent)
 {
     lastPoint = QPoint(0, 0);
     pressed = false;
-    leftButton = true;
+    leftButton = false;
+    rightButton = false;
     inControl = true;
     widget = 0;
 }
@@ -16,8 +17,12 @@ bool MoveWidget::eventFilter(QObject *watched, QEvent *event)
     if (widget != 0 && watched == widget) {
         QMouseEvent *mouseEvent = (QMouseEvent *)event;
         if (mouseEvent->type() == QEvent::MouseButtonPress) {
-            //如果限定了只能鼠标左键拖动则判断当前是否是鼠标左键
+            //如果鼠标左键和鼠标右键都可以拖动
-            if (leftButton && mouseEvent->button() != Qt::LeftButton) {
+            if (leftButton && rightButton) {
+
+            }
+            //如果限定了只能鼠标左键拖动则判断当前是否是鼠标左键,如果限定了只能鼠标右键拖动则判断当前是否是鼠标右键
+            else if ((leftButton && mouseEvent->button() != Qt::LeftButton) || (rightButton && mouseEvent->button() != Qt::RightButton)) {
                 return false;
             }
 
@@ -68,6 +73,11 @@ void MoveWidget::setLeftButton(bool leftButton)
     this->leftButton = leftButton;
 }
 
+void MoveWidget::setRightButton(bool rightButton)
+{
+    this->rightButton = rightButton;
+}
+
 void MoveWidget::setInControl(bool inControl)
 {
     this->inControl = inControl;

movewidget/movewidget.h

@@ -34,12 +34,15 @@ private:
     QPoint lastPoint;   //最后按下的坐标
     bool pressed;       //鼠标是否按下
     bool leftButton;    //限定鼠标左键
+    bool rightButton;   //限定鼠标右键
     bool inControl;     //限定在容器内
     QWidget *widget;    //移动的控件
 
 public Q_SLOTS:
     //设置是否限定鼠标左键
     void setLeftButton(bool leftButton);
+    //设置是否限定鼠标右键
+    void setRightButton(bool rightButton);
     //设置是否限定不能移出容器外面
     void setInControl(bool inControl);
     //设置要移动的控件