/*
* Copyright 2015 Hippo Seven
*
* 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.hippo.preference;
import android.annotation.TargetApi;
import android.content.Context;
import android.content.res.TypedArray;
import android.os.Build;
import android.preference.TwoStatePreference;
import android.support.annotation.StringRes;
import android.support.v7.widget.SwitchCompat;
import android.util.AttributeSet;
import android.view.View;
import android.widget.Checkable;
import android.widget.CompoundButton;
import com.hippo.nimingban.R;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
public class FixedSwitchPreference extends TwoStatePreference {
private static Method sSyncSummaryViewMethod;
static {
try {
sSyncSummaryViewMethod = TwoStatePreference.class.getDeclaredMethod("syncSummaryView", View.class);
sSyncSummaryViewMethod.setAccessible(true);
} catch (NoSuchMethodException e) {
e.printStackTrace();
sSyncSummaryViewMethod = null;
}
}
// Switch text for on and off states
private CharSequence mSwitchOn;
private CharSequence mSwitchOff;
private final Listener mListener = new Listener();
private class Listener implements CompoundButton.OnCheckedChangeListener {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (!callChangeListener(isChecked)) {
// Listener didn't like it, change it back.
// CompoundButton will make sure we don't recurse.
buttonView.setChecked(!isChecked);
return;
}
FixedSwitchPreference.this.setChecked(isChecked);
}
}
public FixedSwitchPreference(Context context) {
super(context);
init(context, null, 0, 0);
}
public FixedSwitchPreference(Context context, AttributeSet attrs) {
super(context, attrs);
init(context, attrs, 0, 0);
}
public FixedSwitchPreference(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init(context, attrs, defStyleAttr, 0);
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
public FixedSwitchPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
init(context, attrs, defStyleAttr, defStyleRes);
}
public void init(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.FixedSwitchPreference, defStyleAttr, defStyleRes);
setSummaryOn(a.getString(R.styleable.FixedSwitchPreference_summaryOn));
setSummaryOff(a.getString(R.styleable.FixedSwitchPreference_summaryOff));
setSwitchTextOn(a.getString(R.styleable.FixedSwitchPreference_switchTextOn));
setSwitchTextOff(a.getString(R.styleable.FixedSwitchPreference_switchTextOff));
setDisableDependentsState(a.getBoolean(R.styleable.FixedSwitchPreference_disableDependentsState, false));
a.recycle();
}
@Override
protected void onBindView(View view) {
super.onBindView(view);
View checkableView = view.findViewById(R.id.switchWidget);
if (checkableView != null && checkableView instanceof Checkable) {
if (checkableView instanceof SwitchCompat) {
final SwitchCompat switchView = (SwitchCompat) checkableView;
switchView.setOnCheckedChangeListener(null);
}
((Checkable) checkableView).setChecked(isChecked());
if (checkableView instanceof SwitchCompat) {
final SwitchCompat switchView = (SwitchCompat) checkableView;
switchView.setTextOn(mSwitchOn);
switchView.setTextOff(mSwitchOff);
switchView.setOnCheckedChangeListener(mListener);
}
}
if (sSyncSummaryViewMethod != null) {
try {
sSyncSummaryViewMethod.invoke(this, view);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
}
}
}
/**
* Set the text displayed on the switch widget in the on state.
* This should be a very short string; one word if possible.
*
* @param onText Text to display in the on state
*/
public void setSwitchTextOn(CharSequence onText) {
mSwitchOn = onText;
notifyChanged();
}
/**
* Set the text displayed on the switch widget in the off state.
* This should be a very short string; one word if possible.
*
* @param offText Text to display in the off state
*/
public void setSwitchTextOff(CharSequence offText) {
mSwitchOff = offText;
notifyChanged();
}
/**
* Set the text displayed on the switch widget in the on state.
* This should be a very short string; one word if possible.
*
* @param resId The text as a string resource ID
*/
public void setSwitchTextOn(@StringRes int resId) {
setSwitchTextOn(getContext().getString(resId));
}
/**
* Set the text displayed on the switch widget in the off state.
* This should be a very short string; one word if possible.
*
* @param resId The text as a string resource ID
*/
public void setSwitchTextOff(@StringRes int resId) {
setSwitchTextOff(getContext().getString(resId));
}
/**
* @return The text that will be displayed on the switch widget in the on state
*/
public CharSequence getSwitchTextOn() {
return mSwitchOn;
}
/**
* @return The text that will be displayed on the switch widget in the off state
*/
public CharSequence getSwitchTextOff() {
return mSwitchOff;
}
}