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/*
* Copyright (C) 2013 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.wireguard.android.widget;
import android.content.Context;
import android.util.AttributeSet;
import android.widget.Switch;
public class ToggleSwitch extends Switch {
private boolean hasPendingStateChange;
private OnBeforeCheckedChangeListener listener;
public interface OnBeforeCheckedChangeListener {
void onBeforeCheckedChanged(ToggleSwitch toggleSwitch, boolean checked);
}
public ToggleSwitch(final Context context) {
super(context);
}
public ToggleSwitch(final Context context, final AttributeSet attrs) {
super(context, attrs);
}
public ToggleSwitch(final Context context, final AttributeSet attrs, final int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
public ToggleSwitch(final Context context, final AttributeSet attrs, final int defStyleAttr,
final int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
}
public void setOnBeforeCheckedChangeListener(final OnBeforeCheckedChangeListener listener) {
this.listener = listener;
}
@Override
public void setChecked(final boolean checked) {
if (listener != null) {
if (!isEnabled())
return;
setEnabled(false);
hasPendingStateChange = true;
listener.onBeforeCheckedChanged(this, checked);
} else {
super.setChecked(checked);
}
}
public void setCheckedInternal(final boolean checked) {
if (hasPendingStateChange) {
setEnabled(true);
hasPendingStateChange = false;
}
super.setChecked(checked);
}
}
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