MessageDialog

{

id:myMsgbox

standardButtons:StandardButton.Yes|StandardButton.No

modality:Qt.ApplicationModal

title:"確認退出"

text:"你確定要退出商旅平臺嗎？"

onYes:

{

Qt.quit();

}

}

StackView{

id:stackView

anchors.fill:parent

focus:true

Keys.onReleased:{

if(event.key===Qt.Key_Back)

{

console.log("keypressed");

console
 
.log("stackView.depth="+stackView.depth);

if(stackView.depth>1){

stackView.pop();

event.accepted=true;//訊息不再往下傳

}

else

{

myMsgbox.open();

event.accepted=true;//訊息不再往下傳

}

}

}

initialItem:{

Qt.resolvedUrl("qrc:///qml/UserInfo/QLogin.qml")

}

}

轉載：http://blog.163.com/[email protected]/blog/static/1621962302014817101237288/