QMenu 设置菜单图标 & 生成菜单树

效果图

QMenu 设置菜单图标 & 生成菜单树

源码

.h 文件

protected slots:
void onMenuTriggered(QAction*);

.cpp 文件

// 菜单
QMenu *pMenu = new QMenu(this);
pMenu->addAction(QString::fromLocal8Bit("我"));
pMenu->addSeparator();
pMenu->addAction(QString::fromLocal8Bit("爱")); QMenu *pChildMenu = new QMenu(this);
pChildMenu->setTitle(QStringLiteral("学"));
pChildMenu->addAction(QStringLiteral("Q"));
pMenu->addMenu(pChildMenu); QAction *act1 = new QAction(pChildMenu);
act1->setText(QStringLiteral("t"));
act1->setIcon(QIcon("src/Me.png"));
pChildMenu->addAction(act1); QPushButton *pButton = new QPushButton(this); // 按钮
pButton->setText(QString::fromLocal8Bit("主菜单")); // 设置菜单
pButton->setMenu(pMenu);
connect(pMenu, SIGNAL(triggered(QAction*)), this, SLOT(onMenuTriggered(QAction*)));
void MyClass::onMenuTriggered(QAction *action)
{
QString str = action->text();
}
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