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Indicator for ExpandableListView ?

Explain how to used group indicator for custom ExpandableListView in android. you should be add line of code in group view in custom Adapter class.


int imageResourceId = isExpanded ? android.R.drawable.arrow_up_float : android.R.drawable.arrow_down_float;
image.setImageResource(imageResourceId);
image.setVisibility(View.VISIBLE);







ExpandableListView Example












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