qgraphicsitem keypressevent
Hi, I have a problem in keyPressEvent(). I have a customized scene which contains n numbers of customized QGraphicsItem., i have to catch keyPressEvent(QKeyEvent* f_event) on item (derived from QGraphicsObject), i am not able to get the event in item, instead it is ...,keyPressEvent() and keyReleaseEvent() handle key press and release events; mousePressEvent(), mouseMoveEvent(), mouseReleaseEvent(), and ... ,virtual QVariant, itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value). virtual void, keyPressEvent(QKeyEvent *event). virtual void ... ,virtual QVariant, itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value). virtual void, keyPressEvent(QKeyEvent *event). virtual void ... ,virtual QVariant, itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value). virtual void, keyPressEvent(QKeyEvent *event). virtual void ... , I'm new to Qt so please be kind! I've overridden QGraphicsItem::keyPressEvent, focusInEvent and focusOutEvent and set ..., You need to set the QGraphicsItem::ItemIsFocusable flag to your graphics item if you want it to listen to the key events. From the docs: Note that ...,QGraphicsView中的keyPressEvent怎么传递到子QGraphicsItem？ 40. rt，现有一个继承自QGraphicsView的myview类，其包含一个QGraphicsScene ... ,See also QGraphicsItem::setFocus. https://stackoverflow.com/questions/26634400/the-keypressevent-dont-work/26634600#26634600. share. Share a link to ...
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 qgraphicsitem keypressevent 相關參考資料
How to send key press events from QGraphicsScene to ...
Hi, I have a problem in keyPressEvent(). I have a customized scene which contains n numbers of customized QGraphicsItem. https://www.qtcentre.org keyPressEvent(QKeyEvent*) is not going to QGraphicsItem ...
i have to catch keyPressEvent(QKeyEvent* f_event) on item (derived from QGraphicsObject), i am not able to get the event in item, instead it is ... https://stackoverflow.com QGraphicsItem Class | Qt 4.8 - Qt Documentation
keyPressEvent() and keyReleaseEvent() handle key press and release events; mousePressEvent(), mouseMoveEvent(), mouseReleaseEvent(), and ... https://doc.qt.io QGraphicsItem Class | Qt Widgets 5.12 - Qt Documentation
virtual QVariant, itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value). virtual void, keyPressEvent(QKeyEvent *event). virtual void ... http://doc.qt.io QGraphicsItem Class | Qt Widgets 5.12.7 - Qt Documentation
virtual QVariant, itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value). virtual void, keyPressEvent(QKeyEvent *event). virtual void ... https://doc.qt.io QGraphicsItem Class | Qt Widgets 5.14.2 - Qt Documentation
virtual QVariant, itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value). virtual void, keyPressEvent(QKeyEvent *event). virtual void ... https://doc.qt.io QGraphicsItem keyPressEvent oddness - Qt Centre Forum
I'm new to Qt so please be kind! I've overridden QGraphicsItem::keyPressEvent, focusInEvent and focusOutEvent and set ... https://www.qtcentre.org QGraphicsPixmapItem with non-responsive keyPressEvent ...
You need to set the QGraphicsItem::ItemIsFocusable flag to your graphics item if you want it to listen to the key events. From the docs: Note that ... https://stackoverflow.com QGraphicsView中的keyPressEvent怎么传递到子 ... - 百度知道
QGraphicsView中的keyPressEvent怎么传递到子QGraphicsItem？ 40. rt，现有一个继承自QGraphicsView的myview类，其包含一个QGraphicsScene ... http://zhidao.baidu.com The KeyPressEvent don't work - Stack Overflow
See also QGraphicsItem::setFocus. https://stackoverflow.com/questions/26634400/the-keypressevent-dont-work/26634600#26634600. share. Share a link to ... https://stackoverflow.com |