How to listen to a signal from the initalItem in Stackview QML












0















I want to listen to a signal emitted from the initialItem in QML StackView. And it seems that the way i think on how to do it is wrong.



StackView {
id: stackView
initialItem:{
myHomeForm{
onMySignal{
myArray=signalArray
}
}
}
anchors.fill: parent
}


The documentation only says on how to set a property but none on listening to a signal
Please help thank you very much










share|improve this question





























    0















    I want to listen to a signal emitted from the initialItem in QML StackView. And it seems that the way i think on how to do it is wrong.



    StackView {
    id: stackView
    initialItem:{
    myHomeForm{
    onMySignal{
    myArray=signalArray
    }
    }
    }
    anchors.fill: parent
    }


    The documentation only says on how to set a property but none on listening to a signal
    Please help thank you very much










    share|improve this question



























      0












      0








      0








      I want to listen to a signal emitted from the initialItem in QML StackView. And it seems that the way i think on how to do it is wrong.



      StackView {
      id: stackView
      initialItem:{
      myHomeForm{
      onMySignal{
      myArray=signalArray
      }
      }
      }
      anchors.fill: parent
      }


      The documentation only says on how to set a property but none on listening to a signal
      Please help thank you very much










      share|improve this question
















      I want to listen to a signal emitted from the initialItem in QML StackView. And it seems that the way i think on how to do it is wrong.



      StackView {
      id: stackView
      initialItem:{
      myHomeForm{
      onMySignal{
      myArray=signalArray
      }
      }
      }
      anchors.fill: parent
      }


      The documentation only says on how to set a property but none on listening to a signal
      Please help thank you very much







      qt qml qt5






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Nov 26 '18 at 2:30









      eyllanesc

      81.4k103259




      81.4k103259










      asked Oct 28 '18 at 18:35









      JackJack

      879




      879
























          1 Answer
          1






          active

          oldest

          votes


















          1














          You can make the connection in Component.onCompleted through connect:



          import QtQuick 2.9
          import QtQuick.Controls 2.2

          ApplicationWindow {
          id: window
          visible: true
          width: 640
          height: 480
          title: qsTr("Stack")

          StackView {
          id: stackView
          initialItem: Page {
          id: page
          anchors.fill: parent
          signal mySignal()
          Button {
          text: qsTr("Click me")
          anchors.centerIn: parent
          onClicked: page.mySignal()
          }
          }
          anchors.fill: parent
          Component.onCompleted: initialItem.mySignal.connect(onMySignal)
          function onMySignal(){
          console.log("onMySignal")
          }
          }
          }





          share|improve this answer
























          • It works great ! Thank you ! :)

            – Jack
            Oct 28 '18 at 20:07











          • for future readers. If the signal has attached data the function will be written like this function onMySignal(data){ console.log("onMySignal " + data) }

            – Jack
            Oct 28 '18 at 20:09













          • may i followup a question sir? how would you do it if the object came from stackview.push()?? i understand now the syntax but how would i know that the component of the push is completed so i can then connect it afterwards?

            – Jack
            Oct 30 '18 at 1:28











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          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          1














          You can make the connection in Component.onCompleted through connect:



          import QtQuick 2.9
          import QtQuick.Controls 2.2

          ApplicationWindow {
          id: window
          visible: true
          width: 640
          height: 480
          title: qsTr("Stack")

          StackView {
          id: stackView
          initialItem: Page {
          id: page
          anchors.fill: parent
          signal mySignal()
          Button {
          text: qsTr("Click me")
          anchors.centerIn: parent
          onClicked: page.mySignal()
          }
          }
          anchors.fill: parent
          Component.onCompleted: initialItem.mySignal.connect(onMySignal)
          function onMySignal(){
          console.log("onMySignal")
          }
          }
          }





          share|improve this answer
























          • It works great ! Thank you ! :)

            – Jack
            Oct 28 '18 at 20:07











          • for future readers. If the signal has attached data the function will be written like this function onMySignal(data){ console.log("onMySignal " + data) }

            – Jack
            Oct 28 '18 at 20:09













          • may i followup a question sir? how would you do it if the object came from stackview.push()?? i understand now the syntax but how would i know that the component of the push is completed so i can then connect it afterwards?

            – Jack
            Oct 30 '18 at 1:28
















          1














          You can make the connection in Component.onCompleted through connect:



          import QtQuick 2.9
          import QtQuick.Controls 2.2

          ApplicationWindow {
          id: window
          visible: true
          width: 640
          height: 480
          title: qsTr("Stack")

          StackView {
          id: stackView
          initialItem: Page {
          id: page
          anchors.fill: parent
          signal mySignal()
          Button {
          text: qsTr("Click me")
          anchors.centerIn: parent
          onClicked: page.mySignal()
          }
          }
          anchors.fill: parent
          Component.onCompleted: initialItem.mySignal.connect(onMySignal)
          function onMySignal(){
          console.log("onMySignal")
          }
          }
          }





          share|improve this answer
























          • It works great ! Thank you ! :)

            – Jack
            Oct 28 '18 at 20:07











          • for future readers. If the signal has attached data the function will be written like this function onMySignal(data){ console.log("onMySignal " + data) }

            – Jack
            Oct 28 '18 at 20:09













          • may i followup a question sir? how would you do it if the object came from stackview.push()?? i understand now the syntax but how would i know that the component of the push is completed so i can then connect it afterwards?

            – Jack
            Oct 30 '18 at 1:28














          1












          1








          1







          You can make the connection in Component.onCompleted through connect:



          import QtQuick 2.9
          import QtQuick.Controls 2.2

          ApplicationWindow {
          id: window
          visible: true
          width: 640
          height: 480
          title: qsTr("Stack")

          StackView {
          id: stackView
          initialItem: Page {
          id: page
          anchors.fill: parent
          signal mySignal()
          Button {
          text: qsTr("Click me")
          anchors.centerIn: parent
          onClicked: page.mySignal()
          }
          }
          anchors.fill: parent
          Component.onCompleted: initialItem.mySignal.connect(onMySignal)
          function onMySignal(){
          console.log("onMySignal")
          }
          }
          }





          share|improve this answer













          You can make the connection in Component.onCompleted through connect:



          import QtQuick 2.9
          import QtQuick.Controls 2.2

          ApplicationWindow {
          id: window
          visible: true
          width: 640
          height: 480
          title: qsTr("Stack")

          StackView {
          id: stackView
          initialItem: Page {
          id: page
          anchors.fill: parent
          signal mySignal()
          Button {
          text: qsTr("Click me")
          anchors.centerIn: parent
          onClicked: page.mySignal()
          }
          }
          anchors.fill: parent
          Component.onCompleted: initialItem.mySignal.connect(onMySignal)
          function onMySignal(){
          console.log("onMySignal")
          }
          }
          }






          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Oct 28 '18 at 19:08









          eyllanesceyllanesc

          81.4k103259




          81.4k103259













          • It works great ! Thank you ! :)

            – Jack
            Oct 28 '18 at 20:07











          • for future readers. If the signal has attached data the function will be written like this function onMySignal(data){ console.log("onMySignal " + data) }

            – Jack
            Oct 28 '18 at 20:09













          • may i followup a question sir? how would you do it if the object came from stackview.push()?? i understand now the syntax but how would i know that the component of the push is completed so i can then connect it afterwards?

            – Jack
            Oct 30 '18 at 1:28



















          • It works great ! Thank you ! :)

            – Jack
            Oct 28 '18 at 20:07











          • for future readers. If the signal has attached data the function will be written like this function onMySignal(data){ console.log("onMySignal " + data) }

            – Jack
            Oct 28 '18 at 20:09













          • may i followup a question sir? how would you do it if the object came from stackview.push()?? i understand now the syntax but how would i know that the component of the push is completed so i can then connect it afterwards?

            – Jack
            Oct 30 '18 at 1:28

















          It works great ! Thank you ! :)

          – Jack
          Oct 28 '18 at 20:07





          It works great ! Thank you ! :)

          – Jack
          Oct 28 '18 at 20:07













          for future readers. If the signal has attached data the function will be written like this function onMySignal(data){ console.log("onMySignal " + data) }

          – Jack
          Oct 28 '18 at 20:09







          for future readers. If the signal has attached data the function will be written like this function onMySignal(data){ console.log("onMySignal " + data) }

          – Jack
          Oct 28 '18 at 20:09















          may i followup a question sir? how would you do it if the object came from stackview.push()?? i understand now the syntax but how would i know that the component of the push is completed so i can then connect it afterwards?

          – Jack
          Oct 30 '18 at 1:28





          may i followup a question sir? how would you do it if the object came from stackview.push()?? i understand now the syntax but how would i know that the component of the push is completed so i can then connect it afterwards?

          – Jack
          Oct 30 '18 at 1:28




















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