【Qt Application Menu In Window and Mac】识字粗堪供赋役，不须辛苦慕公卿。这篇文章主要讲述Qt Application Menu In Window and Mac相关的知识，希望能为你提供帮助。
Application MenuApplication menu in different operator systems has different designed style. like Windows and Mac os, they are different.In the code, we can use different Macro ,eg:Q_OS_MAC and Q_OS_WIN
#ifdef Q_OS_MAC
void MainWindow::InitMenu()
{
QMenuBar* mBar = menuBar();
QMenu* mApp= new QMenu(tr("
App"
),this);
QMenu* mFile= new QMenu(tr("
&
File"
),this);
mBar->
addMenu(mApp);
mBar->
addMenu(mFile);
/** In Mac,We should to set action role */
QAction* actAbout = new QAction(tr("
&
About"
),this);
actAbout->
setMenuRole(QAction::AboutRole);
QAction* actSetApp = new QAction(tr("
&
Preference..."
),this);
actSetApp->
setMenuRole(QAction::PreferencesRole);
mApp->
addAction(actAbout);
mApp->
addAction(actSetApp);
QAction* actOpen = new QAction(tr("
&
Open Video Files..."
),this);
mFile->
addAction(actOpen);
connect(actOpen,&
QAction::triggered,_player,&
Player::StOpen);
connect(actSetApp,&
QAction::triggered,this,&
MainWindow::StShowSetDlg);
}
#else
void MainWindow::InitMenu()
{
QMenuBar* mBar = menuBar();
QMenu* mFile= new QMenu(tr("
&
File"
),this);
QMenu* mSet= new QMenu(tr("
&
Setting"
),this);
QMenu* mAbout = new QMenu(tr("
&
About"
),this);
QAction* actOpen = new QAction(tr("
&
Open Video Files..."
),this);
QAction* actExit = new QAction(tr("
&
Exit out"
),this);
mFile->
addAction(actOpen);
mFile->
addSeparator();
mFile->
addAction(actExit);
QAction* actSetApp = new QAction(tr("
&
Setting App..."
),this);
mSet->
addAction(actSetApp);
mBar->
addMenu(mFile);
mBar->
addMenu(mSet);
mBar->
addMenu(mAbout);
connect(actOpen,&
QAction::triggered,_player,&
Player::StOpen);
connect(actExit,&
QAction::triggered,this,[=](){close();
});
connect(actSetApp,&
QAction::triggered,this,&
MainWindow::StShowSetDlg);
}
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