83 lines
2.5 KiB
Java
83 lines
2.5 KiB
Java
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.wireguard.android.widget;
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import android.content.Context;
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import android.os.Parcelable;
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import android.util.AttributeSet;
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import android.widget.Switch;
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public class ToggleSwitch extends Switch {
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private boolean hasPendingStateChange;
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private boolean isRestoringState;
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private OnBeforeCheckedChangeListener listener;
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public ToggleSwitch(final Context context) {
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super(context);
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}
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public ToggleSwitch(final Context context, final AttributeSet attrs) {
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super(context, attrs);
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}
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public ToggleSwitch(final Context context, final AttributeSet attrs, final int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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}
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public ToggleSwitch(final Context context, final AttributeSet attrs, final int defStyleAttr,
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final int defStyleRes) {
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super(context, attrs, defStyleAttr, defStyleRes);
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}
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@Override
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public void onRestoreInstanceState(final Parcelable state) {
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isRestoringState = true;
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super.onRestoreInstanceState(state);
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isRestoringState = false;
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}
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@Override
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public void setChecked(final boolean checked) {
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if (isRestoringState || listener == null) {
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super.setChecked(checked);
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return;
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}
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if (hasPendingStateChange)
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return;
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hasPendingStateChange = true;
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setEnabled(false);
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listener.onBeforeCheckedChanged(this, checked);
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}
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public void setCheckedInternal(final boolean checked) {
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if (hasPendingStateChange) {
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setEnabled(true);
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hasPendingStateChange = false;
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}
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super.setChecked(checked);
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}
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public void setOnBeforeCheckedChangeListener(final OnBeforeCheckedChangeListener listener) {
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this.listener = listener;
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}
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public interface OnBeforeCheckedChangeListener {
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void onBeforeCheckedChanged(ToggleSwitch toggleSwitch, boolean checked);
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}
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}
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