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Added in API level 1

Summary: Methods | [Expand All]

public static interface ExpandableListView.OnGroupExpandListener

android.widget.ExpandableListView.OnGroupExpandListener

Known Indirect Subclasses

ExpandableListActivity

用于在组展开时收到通知

Public methods
`abstract void`	`onGroupExpand(int groupPosition)` 当此可展开列表中的组已扩展时，将调用回调方法。

Added in API level 1

void onGroupExpand (int groupPosition)

当此可展开列表中的组已扩展时，将调用回调方法。

Parameters
`groupPosition`	`int`: The group position that was expanded