做企业网站市场分析,笔记 发布 wordpress,做网站行情,长沙百度搜索排名1.相关说明 监控鼠标进入组件、出组件、点击组件、双击组件的事件#xff0c;需要重写eventFilter函数 2.相关界面 3.相关代码
#include widget.h
#include ui_widget.hWidget::Widget(QWidget *parent): QWidget(parent), ui(new Ui::Widget)
{ui-需要重写eventFilter函数 2.相关界面 3.相关代码
#include widget.h
#include ui_widget.hWidget::Widget(QWidget *parent): QWidget(parent), ui(new Ui::Widget)
{ui-setupUi(this);ui-labSC-installEventFilter(this);ui-labDC-installEventFilter(this);
}Widget::~Widget()
{delete ui;
}bool Widget::eventFilter(QObject *watched, QEvent *event)
{if(watched ui-labSC){if(event-type() QEvent::Enter){ui-labSC-setStyleSheet(background-color:rgb(170,255,255));}else if(event-type() QEvent::Leave){ui-labSC-setText(单击);ui-labSC-setStyleSheet();}else if(event-type() QEvent::MouseButtonPress){ui-labSC-setText(button pressed);}else if(event-type() QEvent::MouseButtonRelease){ui-labSC-setText(button released);}}if(watched ui-labDC){if(event-type() QEvent::Enter){ui-labDC-setStyleSheet(background-color:rgb(85,255,255));}else if(event-type() QEvent::Leave){ui-labDC-setText(双击);ui-labDC-setStyleSheet();}else if(event-type() QEvent::MouseButtonDblClick){ui-labDC-setText(button double clicked);}}if(watched ui-labNo){if(event-type() QEvent::Enter){ui-labNo-setStyleSheet(background-color:rgb(85,255,255));}else if(event-type() QEvent::Leave){ui-labNo-setText(No);ui-labNo-setStyleSheet();}}return QWidget::eventFilter(watched, event);
}
