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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings;
import android.content.Context;
import android.preference.Preference;
import android.util.AttributeSet;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;
public class CancellablePreference extends Preference implements OnClickListener {
private boolean mCancellable;
private OnCancelListener mListener;
public CancellablePreference(Context context) {
super(context);
setWidgetLayoutResource(R.layout.cancel_pref_widget);
}
public CancellablePreference(Context context, AttributeSet attrs) {
super(context, attrs);
setWidgetLayoutResource(R.layout.cancel_pref_widget);
}
public void setCancellable(boolean isCancellable) {
mCancellable = isCancellable;
notifyChanged();
}
public void setOnCancelListener(OnCancelListener listener) {
mListener = listener;
}
@Override
protected void onBindView(View view) {
super.onBindView(view);
ImageView cancel = (ImageView) view.findViewById(R.id.cancel);
cancel.setVisibility(mCancellable ? View.VISIBLE : View.INVISIBLE);
cancel.setOnClickListener(this);
}
@Override
public void onClick(View v) {
if (mListener != null) {
mListener.onCancel(this);
}
}
public interface OnCancelListener {
void onCancel(CancellablePreference preference);
}
}
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