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Published 20 hours ago • verified publisher icon jakebonk
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TreeView with drag and drop (n-th level)

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DraggableTreeView not working in Fragment

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I am getting this NullPointerException error 2020-05-14 12:42:28.778 12251-12251/com.app.hardik.studypdf E/AndroidRuntime: FATAL EXCEPTION: main Process: com.app.hardik.studypdf, PID: 12251 java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.LinearLayout.addView(android.view.View)' on a null object reference...

Hardik051099 avatar Hardik051099

setExpanded doesn't has any effect

In my case, I copied your example but all TreeNodes are always expanded I try to call set Expanded(False), but it has no effect the TreeNodes doesn't collapse. I also...

ChristopherN64 avatar ChristopherN64

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TreeView with drag and drop (n-th level)

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