Link to this article: How to hide the mouse arrow under QT_K North Carolina Code's Blog-CSDN Blog
1. Hide arrows
Header | #include < QCursor > |
---|---|
qmake | QT += gui |
1. If you only want to not display the mouse pointer in a certain widget, then call it in the constructor of the widget
QWidget::setCursor(QCursor(Qt::BlankCursor));
2. If you want the entire application not to display the mouse pointer, call it after instantiating Application
QApplication::setOverrideCursor(Qt::BlankCursor);
3. You can show or hide the mouse pointer under any control or page
this->setCursor(Qt::BlankCursor); //隐藏鼠标
this->setCursor(Qt::ArrowCursor); //显示正常鼠标
2. Other uses
Qt’s built-in mouse style (CursorShape) is as follows: