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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.applications;
import android.appwidget.AppWidgetManager;
import android.content.Context;
import android.content.pm.PackageManager;
import android.hardware.usb.IUsbManager;
import android.os.IBinder;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.UserHandle;
import android.preference.Preference;
import android.text.SpannableString;
import android.text.TextUtils;
import android.text.style.BulletSpan;
import android.util.AttributeSet;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import com.android.settings.R;
import com.android.settings.Utils;
import com.android.settingslib.applications.ApplicationsState;
public class ClearDefaultsPreference extends Preference {
protected static final String TAG = ClearDefaultsPreference.class.getSimpleName();
private View mRootView;
private Button mActivitiesButton;
private AppWidgetManager mAppWidgetManager;
private IUsbManager mUsbManager;
private PackageManager mPm;
private String mPackageName;
protected ApplicationsState.AppEntry mAppEntry;
public ClearDefaultsPreference(Context context, AttributeSet attrs, int defStyleAttr,
int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
setLayoutResource(R.layout.app_preferred_settings);
mAppWidgetManager = AppWidgetManager.getInstance(context);
mPm = context.getPackageManager();
IBinder b = ServiceManager.getService(Context.USB_SERVICE);
mUsbManager = IUsbManager.Stub.asInterface(b);
}
public ClearDefaultsPreference(Context context, AttributeSet attrs, int defStyleAttr) {
this(context, attrs, defStyleAttr, 0);
}
public ClearDefaultsPreference(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public ClearDefaultsPreference(Context context) {
this(context, null);
}
public void setPackageName(String packageName) {
mPackageName = packageName;
}
public void setAppEntry(ApplicationsState.AppEntry entry) {
mAppEntry = entry;
}
@Override
protected View onCreateView(ViewGroup parent) {
mRootView = super.onCreateView(parent);
mActivitiesButton = (Button) mRootView.findViewById(R.id.clear_activities_button);
mActivitiesButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (mUsbManager != null) {
final int userId = UserHandle.myUserId();
mPm.clearPackagePreferredActivities(mPackageName);
if (isDefaultBrowser(mPackageName)) {
mPm.setDefaultBrowserPackageName(null, userId);
}
try {
mUsbManager.clearDefaults(mPackageName, userId);
} catch (RemoteException e) {
Log.e(TAG, "mUsbManager.clearDefaults", e);
}
mAppWidgetManager.setBindAppWidgetPermission(mPackageName, false);
TextView autoLaunchView = (TextView) mRootView.findViewById(R.id.auto_launch);
resetLaunchDefaultsUi(autoLaunchView);
}
}
});
return mRootView;
}
@Override
protected void onBindView(View view) {
super.onBindView(view);
updateUI();
}
public boolean updateUI() {
boolean hasBindAppWidgetPermission =
mAppWidgetManager.hasBindAppWidgetPermission(mAppEntry.info.packageName);
TextView autoLaunchView = (TextView) mRootView.findViewById(R.id.auto_launch);
boolean autoLaunchEnabled = Utils.hasPreferredActivities(mPm, mPackageName)
|| isDefaultBrowser(mPackageName)
|| Utils.hasUsbDefaults(mUsbManager, mPackageName);
if (!autoLaunchEnabled && !hasBindAppWidgetPermission) {
resetLaunchDefaultsUi(autoLaunchView);
} else {
boolean useBullets = hasBindAppWidgetPermission && autoLaunchEnabled;
if (hasBindAppWidgetPermission) {
autoLaunchView.setText(R.string.auto_launch_label_generic);
} else {
autoLaunchView.setText(R.string.auto_launch_label);
}
Context context = getContext();
CharSequence text = null;
int bulletIndent = context.getResources().getDimensionPixelSize(
R.dimen.installed_app_details_bullet_offset);
if (autoLaunchEnabled) {
CharSequence autoLaunchEnableText = context.getText(
R.string.auto_launch_enable_text);
SpannableString s = new SpannableString(autoLaunchEnableText);
if (useBullets) {
s.setSpan(new BulletSpan(bulletIndent), 0, autoLaunchEnableText.length(), 0);
}
text = (text == null) ?
TextUtils.concat(s, "\n") : TextUtils.concat(text, "\n", s, "\n");
}
if (hasBindAppWidgetPermission) {
CharSequence alwaysAllowBindAppWidgetsText =
context.getText(R.string.always_allow_bind_appwidgets_text);
SpannableString s = new SpannableString(alwaysAllowBindAppWidgetsText);
if (useBullets) {
s.setSpan(new BulletSpan(bulletIndent),
0, alwaysAllowBindAppWidgetsText.length(), 0);
}
text = (text == null) ?
TextUtils.concat(s, "\n") : TextUtils.concat(text, "\n", s, "\n");
}
autoLaunchView.setText(text);
mActivitiesButton.setEnabled(true);
}
return true;
}
private boolean isDefaultBrowser(String packageName) {
final String defaultBrowser = mPm.getDefaultBrowserPackageName(UserHandle.myUserId());
return packageName.equals(defaultBrowser);
}
private void resetLaunchDefaultsUi(TextView autoLaunchView) {
autoLaunchView.setText(R.string.auto_launch_disable_text);
// Disable clear activities button
mActivitiesButton.setEnabled(false);
}
}
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