qgraphicsitem mousepressevent
Hi all, I have the following mousePressEvent, it's works fine but only when double clicking the mouse, I want it to work only when single click on ... ,QGraphicsView isn't really a good place to handle scene-specific events. Instead, you'll need to override QGraphicsScene::mousePressEvent. I would ...
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 qgraphicsitem mousepressevent 相關參考資料
Can I get mouse events in a QGraphicsItem? - Stack Overflow
CustomView::mousePressEvent(QMouseEvent *event) // handle the event as you like .... QGraphicsItem::mousePressEvent(event); event->accept(); } } else ... https://stackoverflow.com Custom QGraphicsItem mousePressEvent for single click works only ...
Hi all, I have the following mousePressEvent, it's works fine but only when double clicking the mouse, I want it to work only when single click on ... https://forum.qt.io MousePressEvent in view and items in Qt - Stack Overflow
QGraphicsView isn't really a good place to handle scene-specific events. Instead, you'll need to override QGraphicsScene::mousePressEvent. I would ... https://stackoverflow.com QGraphicsItem Class | Qt 4.8 - Qt Documentation
QPolygonF, mapFromItem(const QGraphicsItem * item, const QRectF & rect) const .... virtual void, mousePressEvent(QGraphicsSceneMouseEvent * event). https://doc.qt.io QGraphicsItem Class | Qt Widgets 5.12 - Qt Documentation
The QGraphicsItem class is the base class for all graphical items in a QGraphicsScene. .... virtual void, mousePressEvent(QGraphicsSceneMouseEvent *event). http://doc.qt.io QGraphicsItem Class | Qt Widgets 5.13.0 - Qt Documentation
The QGraphicsItem class is the base class for all graphical items in a QGraphicsScene. .... virtual void, mousePressEvent(QGraphicsSceneMouseEvent *event). https://doc.qt.io QGraphicsItem Class | Qt Widgets 5.8 - Qt Documentation
The QGraphicsItem class is the base class for all graphical items in a QGraphicsScene. .... virtual void, mousePressEvent(QGraphicsSceneMouseEvent *event). https://doc.qt.io QGraphicsItem mouse Press event return | Qt Forum
void Square::mousePressEvent(QGraphicsSceneMouseEvent *event) Pressed = true; update(); QGraphicsItem::mousePressEvent(event);. }. https://forum.qt.io QGraphicsScene 管理QGraphicsItem（单击选择移动缩放删除） - 本 ...
下面，一起来看看QGraphicsScene 对QGraphicsItem 的管理，主要包括： ..... 但是只能鼠标左键拖动，我想改为右键或中键，在其mousePressEvent ... https://blog.csdn.net 建立自己的QGraphicsItem – Heresy's Space
而要寫出一個這樣的類別呢，除了要繼承QGraphicsItem 之外，還必須要 .... 來賦予它更多的功能；例如mousePressEvent()、mouseReleaseEvent() ... https://kheresy.wordpress.com |