本文整理汇总了C++中QDragEnterEvent::provides方法的典型用法代码示例。如果您正苦于以下问题：C++ QDragEnterEvent::provides方法的具体用法？C++ QDragEnterEvent::provides怎么用？C++ QDragEnterEvent::provides使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QDragEnterEvent的用法示例。
在下文中一共展示了QDragEnterEvent::provides方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: eventFilter
bool QDesignerToolBar::eventFilter( QObject *o, QEvent *e )
{
if ( !o || !e || o->inherits( "QDockWindowHandle" ) || o->inherits( "QDockWindowTitleBar" ) )
return QToolBar::eventFilter( o, e );
if ( o == this && e->type() == QEvent::MouseButtonPress &&
( ( QMouseEvent*)e )->button() == LeftButton ) {
mousePressEvent( (QMouseEvent*)e );
return TRUE;
}
if ( o == this )
return QToolBar::eventFilter( o, e );
if ( e->type() == QEvent::MouseButtonPress ) {
QMouseEvent *ke = (QMouseEvent*)e;
fixObject( o );
if ( !o )
return FALSE;
buttonMousePressEvent( ke, o );
return TRUE;
} else if(e->type() == QEvent::ContextMenu ) {
QContextMenuEvent *ce = (QContextMenuEvent*)e;
fixObject( o );
if( !o )
return FALSE;
buttonContextMenuEvent( ce, o );
return TRUE;
} else if ( e->type() == QEvent::MouseMove ) {
QMouseEvent *ke = (QMouseEvent*)e;
fixObject( o );
if ( !o )
return FALSE;
buttonMouseMoveEvent( ke, o );
return TRUE;
} else if ( e->type() == QEvent::MouseButtonRelease ) {
QMouseEvent *ke = (QMouseEvent*)e;
fixObject( o );
if ( !o )
return FALSE;
buttonMouseReleaseEvent( ke, o );
return TRUE;
} else if ( e->type() == QEvent::DragEnter ) {
QDragEnterEvent *de = (QDragEnterEvent*)e;
if ( de->provides( "application/x-designer-actions" ) ||
de->provides( "application/x-designer-actiongroup" ) ||
de->provides( "application/x-designer-separator" ) )
de->accept();
} else if ( e->type() == QEvent::DragMove ) {
QDragMoveEvent *de = (QDragMoveEvent*)e;
if ( de->provides( "application/x-designer-actions" ) ||
de->provides( "application/x-designer-actiongroup" ) ||
de->provides( "application/x-designer-separator" ) )
de->accept();
}
return QToolBar::eventFilter( o, e );
}