class CustomButton : public QWidget {Q_OBJECT public:explicit CustomButton(QWidget *parent = nullptr);protected:void mousePressEvent(QMouseEvent *event) override;void mouseReleaseEvent(QMouseEvent *event) override; };void CustomButton::mousePressEvent(QMouseEvent *event) {if (event->button() =...
type()返回事件类型,如 QtCore.QEvent.MouseButtonPress,一般由基事件调用。因为其它事件已经知道自己的事件类型了。 QMouseEvent 鼠标事件: buttons()用于判断同时按下了哪些键。如 Qt.LeftButton globalPos()返回鼠标相对屏幕的位置 QPoint 对象 localPos()返回相对于控件空间的 QPointF 对象 pos()返回鼠标相对处理...
class CustomWidget : public QWidget { Q_OBJECT public: explicit CustomWidget(QWidget *parent = nullptr); protected: void mousePressEvent(QMouseEvent *event) override; void mouseReleaseEvent(QMouseEvent *event) override; void mouseMoveEvent(QMouseEvent *event) override; private: bool isMousePressed...
event->setAccepted(true); emit sigMousePress(event->localPos()); } void ALOpenGLDrawLine::mouseMoveEvent(QMouseEvent *event) { if(m_bPressed){ m_element->m_lines.append(QLineF(m_lastPoint, event->localPos())); m_lastPoint = event->localPos(); update(); emit sigMouseMove(event->l...
mMovePosition = event->globalPos() - pos(); QWidget::mousePressEvent(event); } //重写鼠标移动事件 void MainWindow::mouseMoveEvent(QMouseEvent *event) { //(event->buttons() & Qt::LeftButton)按下是左键 //鼠标移动事件需要移动窗口,窗口移动到哪里呢?就是要获取鼠标移动中,窗口在整个屏幕的坐标...
voidWin::mouseMoveEvent(QMouseEvent *e) {staticinti=0; QPoint point; point=e->pos();//返回鼠标的坐标(相对于控件) QPoint(635,13)//每个Qwidget都能通过pos()获取到相对自己父类窗口的位置qDebug()<<"移动了鼠标:"<<i++<<""<<point;intx=e->pos().x();//返回鼠标的x坐标(相对于控件)...
void addLocalWidget(QWidget *); //最大化时支持拖拽 参数2表示是否可放大缩小 void setMaximumMove(bool move, bool resize = false); protected: virtual bool eventFilter(QObject * obj, QEvent * event) Q_DECL_OVERRIDE; private: WidgetResizeHandlerImpl * d_ptr; ...
public:explicitCalendar_About(QWidget*parent=0);~Calendar_About();protected:voidmouseDoubleClickEvent(QMouseEvent*event);//鼠标双击事件private:Ui::Calendar_About*ui;voidPushBtn();//窗体可拖动voidmouseMoveEvent(QMouseEvent*event);voidmousePressEvent(QMouseEvent*event);voidmouseReleaseEvent(QMouseEvent...
QMouseEvent(Type type,constQPointF &localPos, Qt::MouseButton button, Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers) 说明: 这里的pos的位置是接受鼠标事件的widget的内部的一个局部位置。也就是说他的鼠标按键的产生点是:先通过 QApplication::sendEvent(QWidget::focusWidget(),mEvnPress);//也...
} void XXX::dragEnterEvent(QDragEnterEvent *event) { if (!event->mimeData()->hasUrls()) { return; } event->acceptProposedAction(); } void XXX::dropEvent(QDropEvent *event) { QList<QUrl> listUrl = event->mimeData()->urls(); if (listUrl.empty()) { return; } QUrl url = listUrl...