qmainwindow eventfilter
First: mainW->installEventFilter(mainW); you are installing event filter on self. If you really want to handle events that come to your mainW, you ..., return QMainWindow::eventFilter(obj, event);. } } 这里eventFilter接受的是QEvent::KeyPress事件，打印event->type发现始终获得不到mouse事件，
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 qmainwindow eventfilter 相關參考資料
My Qt eventFilter() doesn't stop events as it should - Stack Overflow
bool PopupDialog::eventFilter(QObject *obj, QEvent *e) if ... The widget class (based on QMainWindow, but could be anything) for // which you ... https://stackoverflow.com QMainWindow Install Event Filter - Stack Overflow
First: mainW->installEventFilter(mainW); you are installing event filter on self. If you really want to handle events that come to your mainW, you ... https://stackoverflow.com Qt eventFilter无法过滤mouse事件- 学无止境- CSDN博客
return QMainWindow::eventFilter(obj, event);. } } 这里eventFilter接受的是QEvent::KeyPress事件，打印event->type发现始终获得不到mouse事件， https://blog.csdn.net Qt 学习之路2（21）：事件过滤器 - 豆子
QObject 有一个 eventFilter() 函数，用于建立事件过滤器。这个函数的签名如下：. C/C++ ... class MainWindow : public QMainWindow. . public:. https://www.devbean.net QT事件处理（三）-EventFilter() | 算法之道
... 目标对象中的所有事件将首先发给这个监视对象的eventFilter()函数。 ... #include "mybutton.h"; class MainWindow : public QMainWindow ... https://www.deeplearn.me Qt事件过滤器eventFilter使用- 波波诸葛伟- CSDN博客
bool MainWindow::eventFilter(QObject *obj, QEvent *event) ... the event on to the parent class. return QMainWindow::eventFilter(obj, event);. https://blog.csdn.net QT里关于eventFilter例子为何不能执行，请指教-CSDN论坛
源码如下: #include <QMainWindow> class MainWindow : public QMainWindow public: MainWindow(); protected: bool eventFilter(QObject *obj, QEvent *ev); https://bbs.csdn.net QWidget::eventFilter() not catching key combinations - Qt Centre Forum
I have this same eventfilter procedure installed on a popup window that inherits QMainWindow and that debug output doesn't pick up on CTRL, ... https://www.qtcentre.org [Solved] eventFilter appears to be not working pressing mouse ...
We have been investing time into eventFilter trying to capture every ... @class MainWindow : public QMainWindow, private Ui_MainWindow https://forum.qt.io [SOLVED] QWidget::eventFilter() not catching key combinations | Qt ...
I have this same eventfilter procedure installed on a popup window that inherits QMainWindow and that debug output doesn't pick up on CTRL, ... https://forum.qt.io |