Avoid launching dialogs twice from double-clicking a preference.

Bug: 6500628

Only create the dialog if another one doesn't already exist.

Change-Id: Ie9be06a58c369299bcb67526e668785e6735a307

parent a0e0d580

core/java/android/preference/DialogPreference.java

+2 −0

Original line number	Diff line number	Diff line
		@@ -261,6 +261,8 @@ public abstract class DialogPreference extends Preference implements

		@Override
		protected void onClick() {
		if (mDialog != null && mDialog.isShowing()) return;

		showDialog(null);
		}