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/*
* Copyright (c) 2015, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
package com.android.browser;
import android.content.Context;
import android.content.Intent;
import android.preference.ListPreference;
import android.preference.Preference;
import android.provider.Settings;
import android.util.AttributeSet;
import android.view.View;
import org.codeaurora.swe.PermissionsServiceFactory;
public class BrowserLocationListPreference extends ListPreference {
View mView;
private boolean mSwitchEnabled = true; //internal state tracker
private OnPreferenceClickListener onPreferenceClickListener;
private OnPreferenceChangeListener oldPreferenceChangeListener;
public BrowserLocationListPreference(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
public BrowserLocationListPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
}
public BrowserLocationListPreference(Context context, AttributeSet attrs) {
super(context, attrs);
}
public BrowserLocationListPreference(Context context) {
super(context);
}
@Override
protected void onBindView(View view) {
super.onBindView(view);
mView = view;
if (oldPreferenceChangeListener == null){ //set it just the first time
oldPreferenceChangeListener = getOnPreferenceChangeListener();
}
if (mView != null && mSwitchEnabled) {
mView.setAlpha((float) 1.0);
}
else if (mView != null){
mView.setAlpha((float) 0.5); //Gray out the option
}
}
@Override
public void onClick(){
//This shows the popup
if (PermissionsServiceFactory.isSystemLocationEnabled() && mSwitchEnabled) super.onClick();
else {
Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
getContext().startActivity(intent);
};
}
@Override
public void setEnabled(boolean enable){
// setEnabled will not call super.setEnabled(enable) because
// we want to avoid the default behavior entirely.
if (!mSwitchEnabled && enable) { //Transition from off to on
if(mView != null)
mView.setAlpha((float) 1.0);
setOnPreferenceClickListener(onPreferenceClickListener);
setOnPreferenceChangeListener(oldPreferenceChangeListener);
}
else if(!enable && mSwitchEnabled) { //Transition from on to off
if (mView != null) {
mView.setAlpha((float) 0.5); //Gray out the option
}
onPreferenceClickListener = getOnPreferenceClickListener();
if (oldPreferenceChangeListener == null) //to protect against calling !enable onresume()
oldPreferenceChangeListener = getOnPreferenceChangeListener();
// Prevent clicks from registering.
setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
return false; // Do Not update
}
});
}
mSwitchEnabled = enable;
}
}
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