How to remove the object dynamically?
Hi all
I created an object dynamically. But I don't know how to remove dynamically in QML.
I called the function to "destroy ()", but I don't know it works or not. The code is as follows:
LogView.qml
import bb.cascades 1.0 ScrollView { id:logviewaaa signal addnewlog property variant number:100 property variant log1 property variant log2 property variant log3 property variant log4 property variant log5 property variant log6 property variant log7 property variant log8 property variant log9 property variant log10 onAddnewlog:{ number=logcontain.count() console.log("the log number is "+number) if(number == 0) { console.log("ready to add the first log"); log1 = log.createObject(logcontain); console.log("ready to add the first log"); logcontain.add(log1); }else if(number ==1){ log2 = log.createObject(logcontain) logcontain.add(log2) }else if(number ==2){ log3 =log.createObject(logcontain) logcontain.add(log3) }else if(number ==3){ log4=log.createObject(logcontain) logcontain.add(log4) }else if(number == 4){ log5=log.createObject(logcontain) logcontain.add(log5) }else if(number ==5){ log6=log.createObject(logcontain) logcontain.add(log6) }else if(number ==6){ log7=log.createObject(logcontain) logcontain.add(log7) }else if(number ==7){ log8=log.createObject(logcontain) logcontain.add(log8) }else if(number ==8){ log9=log.createObject(logcontain) logcontain.add(log9) }else if(number ==10){ log10=log.createObject(logcontain) logcontain.add(log10) } } Container{ id:logcontain onCreationCompleted:{ } attachedObjects:[ ComponentDefinition{ id:log source:"Log.qml" } ] } }
Log.QML:
import bb.cascades 1.0 Container { id:root signal deletethislog TextArea{ id:recordlog inputMode:TextAreaInputMode.Text } Container { id:buttoncontain layout: StackLayout { orientation: LayoutOrientation.LeftToRight } Button { id: edittext imageSource: "asset:///icons/ic_edit.png" onClicked: { recordlog.editable = true } } Button { id: oktext imageSource: "asset:///icons/ic_done.png" onClicked: { recordlog.editable = false } } Button{ id:deletetext imageSource: "asset:///icons/ic_delete.png" onClicked: { destroy() } layoutProperties: AbsoluteLayoutProperties { } horizontalAlignment: HorizontalAlignment.Right } } onCreationCompleted:{ } }
Thank you.
brad_qqq
I solved this problem. I always use "destroy()" function to solve. The code is as follows:
LogView.qml
import bb.cascades 1.0 ScrollView { id:logviewaaa signal addnewlog property variant number:100 property variant log1 property variant log2 property variant log3 property variant log4 property variant log5 property variant log6 property variant log7 property variant log8 property variant log9 property variant log10 onAddnewlog:{ number=logcontain.count() console.log("the log number is "+number) if(number == 0) { console.log("ready to add the first log"); log1 = log.createObject(logcontain); console.log("ready to add the first log"); logcontain.add(log1); log1.objectaaa=log1 log1.maincontain=logcontain }else if(number ==1){ log2 = log.createObject(logcontain) logcontain.add(log2) log2.objectaaa = log2 log2.maincontain = logcontain }else if(number ==2){ log3 =log.createObject(logcontain) logcontain.add(log3) log3.objectaaa = log3 log3.maincontain = logcontain }else if(number ==3){ log4=log.createObject(logcontain) logcontain.add(log4) log4.objectaaa = log4 log4.maincontain = logcontain }else if(number == 4){ log5=log.createObject(logcontain) logcontain.add(log5) log5.objectaaa = log5 log5.maincontain = logcontain }else if(number ==5){ log6=log.createObject(logcontain) logcontain.add(log6) log6.objectaaa = log6 log6.maincontain = logcontain }else if(number ==6){ log7=log.createObject(logcontain) logcontain.add(log7) log7.objectaaa = log7 log7.maincontain = logcontain }else if(number ==7){ log8=log.createObject(logcontain) logcontain.add(log8) log8.objectaaa = log8 log8.maincontain = logcontain }else if(number ==8){ log9=log.createObject(logcontain) logcontain.add(log9) log9.objectaaa = log9 log9.maincontain = logcontain }else if(number ==10){ log10=log.createObject(logcontain) logcontain.add(log10) log10.objectaaa = log10 log10.maincontain = logcontain } } Container{ id:logcontain onCreationCompleted:{ } attachedObjects:[ ComponentDefinition{ id:log source:"Log.qml" } ] } }
Log.QML:
import bb.cascades 1.0 Container { id:root //objectName:"thislog" signal deletethislog property variant objectaaa property variant maincontain TextArea{ id:recordlog inputMode:TextAreaInputMode.Text } Container { id:buttoncontain layout: StackLayout { orientation: LayoutOrientation.LeftToRight } Button { id: edittext imageSource: "asset:///icons/ic_edit.png" onClicked: { recordlog.editable = true } } Button { id: oktext imageSource: "asset:///icons/ic_done.png" onClicked: { recordlog.editable = false } } Button{ id:deletetext imageSource: "asset:///icons/ic_delete.png" onClicked: { selfdestroy() } layoutProperties: AbsoluteLayoutProperties { } horizontalAlignment: HorizontalAlignment.Right } } onCreationCompleted:{ deletetext.clicked.connect(deletethislog) } function selfdestroy(){ objectaaa.destroy() maincontain.remove(objectaaa) } }
brad_qqq
Tags: BlackBerry Developers
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