同步就是比如你上学没钱了。想让父母转钱给你。期间你一直打电话。但是电话都是打不通。打了一天电话...
QKeyEvent *keyEvent =static_cast<QKeyEvent *>(event);if(keyEvent->key() == Qt::Key_Z && (keyEvent->modifiers() == Qt::ControlModifier || keyEvent->modifiers() == (Qt::ControlModifier | Qt::ShiftModifier))) {// Special undo / redo handlingreturntrue; }elsereturnfalse; }returnfalse...
01 环境 Microsoft Visual Studio 2008 + Qt4.8.6 02 UI 03 Qt按键事件—QKeyEventQKeyEvent是一个描述Qt键盘事件的类。...04 实现 建立一个QKeyBoard的Qt Widget工程,在头文件中声明两个函数: void keyPressEvent(QKeyEvent*event); void keyReleaseEvent...(QKeyEvent*event); 源文件中实现如下: void QKeyBoa...
0 What are QKeyEvent.nativeModifiers()? The documentation doesn't say much (https://doc.qt.io/qtforpython/PySide6/QtGui/QKeyEvent.html#PySide6.QtGui.PySide6.QtGui.QKeyEvent.nativeModifiers). From what I understand, the integer that is returned by calling this method on a QKeyEvent objec...
&& (ke->modifiers() == Qt::NoModifier || ke->modifiers() == Qt::KeypadModifier)) { ke->accept();if(m_ui.searchButton->isEnabled()) search();returntrue; } }returnQWidget::event(event); } 开发者ID:alexey-zayats,项目名称:athletic,代码行数:14,代码来源:findtoolwindow.cpp ...
QKeyEvent :: QKeyEvent(QEvent :: Typetype,intkey,Qt :: KeyboardModifiersmodifiers,constQString&text= QString(),boolautorep= false,ushortcount= 1) 构造一个关键事件对象。 该类型参数必须是QEvent的::按键响应,QEvent的:: KeyRelease,或QEvent的:: ShortcutOverride。
1//键盘按下事件2voidWidget::keyPressEvent(QKeyEvent *event)3{4//是否按下Ctrl键 特殊按键5if(event->modifiers() ==Qt::ControlModifier){6//是否按下M键 普通按键 类似7if(event->key() ==Qt::Key_M)8···9}10elseQWidget::keyPressEvent(event);//保存默认事件1112//如果是处理两个普通按键...
if(event->modifiers() == Qt::ControlModifier) { // 是否按下M键 if(event->key() == Qt::Key_M) // 窗口最大化 setWindowState(Qt::WindowMaximized); } else if(event->key() == Qt::Key_Q) ui->label->setText("按下Q键"); ...
= 0); break; } case QEvent::KeyPress: case QEvent::KeyRelease: { QKeyEvent *e = (QKeyEvent*)event; string_head sh; drvSetString(&sh,e->text()); key_event ev = {accept,e->modifiers(),e->count(),e->isAutoRepeat()?1:0,e->key(),e->nativeModifiers(),e->native...
key:int modifierMask:Qt :: KeyboardModifiers 2个属性继承自QEventTransition 4个属性继承自QAbstractTransition 1个从QObject继承的属性 公共职能 QKeyEventTransition(QState * sourceState = nullptr) QKeyEventTransition(的QObject *对象,QEvent的::类型类型,INT键,QState * sourceState = nullptr) 虚拟 ~QKeyEve...