Initial Contribution
This commit is contained in:
The Android Open Source Project
414
src/com/android/settings/InstalledAppDetails.java
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414
src/com/android/settings/InstalledAppDetails.java
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/**
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy
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* 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package com.android.settings;
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import com.android.settings.R;
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import android.app.Activity;
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import android.app.ActivityManager;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.IPackageDataObserver;
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import android.content.pm.IPackageStatsObserver;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.PackageStats;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Message;
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import android.util.Config;
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import android.util.Log;
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import java.util.ArrayList;
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import java.util.List;
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import android.content.ComponentName;
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import android.view.View;
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import android.widget.AppSecurityPermissions;
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import android.widget.Button;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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/**
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* Activity to display application information from Settings
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*
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*/
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public class InstalledAppDetails extends Activity implements View.OnClickListener, DialogInterface.OnClickListener {
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private static final String TAG="InstalledAppDetails";
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private static final int _UNKNOWN_APP=R.string.unknown;
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//wait times used for the async package manager api
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private ApplicationInfo mAppInfo;
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private Button mUninstallButton;
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private Button mActivitiesButton;
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private boolean mSysPackage;
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private boolean localLOGV=Config.LOGV || true;
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private TextView mTotalSize;
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private TextView mAppSize;
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private TextView mDataSize;
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PackageStats mSizeInfo;
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private Button mManageSpaceButton;
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private PackageManager mPm;
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private String mBStr, mKbStr, mMbStr;
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//internal constants used in Handler
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private static final int CLEAR_USER_DATA = 1;
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private static final int OP_SUCCESSFUL = 1;
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private static final int OP_FAILED = 2;
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private static final int GET_PKG_SIZE = 2;
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private static final String ATTR_PACKAGE_STATS="PackageStats";
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private Handler mHandler = new Handler() {
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public void handleMessage(Message msg) {
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switch (msg.what) {
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case CLEAR_USER_DATA:
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processClearMsg(msg);
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break;
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case GET_PKG_SIZE:
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refreshSizeInfo(msg);
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break;
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default:
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break;
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}
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}
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};
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private boolean isSystemPackage() {
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if ((mAppInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) {
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return true;
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}
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return false;
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}
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class ClearUserDataObserver extends IPackageDataObserver.Stub {
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public void onRemoveCompleted(final String packageName, final boolean succeeded) {
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final Message msg = mHandler.obtainMessage(CLEAR_USER_DATA);
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msg.arg1 = succeeded?OP_SUCCESSFUL:OP_FAILED;
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mHandler.sendMessage(msg);
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}
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}
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class PkgSizeObserver extends IPackageStatsObserver.Stub {
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public int idx;
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public void onGetStatsCompleted(PackageStats pStats, boolean succeeded) {
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Message msg = mHandler.obtainMessage(GET_PKG_SIZE);
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Bundle data = new Bundle();
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data.putParcelable(ATTR_PACKAGE_STATS, pStats);
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msg.setData(data);
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mHandler.sendMessage(msg);
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}
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}
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private String getSizeStr(long size) {
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String retStr = "";
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if(size < 1024) {
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return String.valueOf(size)+mBStr;
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}
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long kb, mb, rem;
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kb = size >> 10;
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rem = size - (kb << 10);
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if(kb < 1024) {
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if(rem > 512) {
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kb++;
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}
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retStr += String.valueOf(kb)+mKbStr;
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return retStr;
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}
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mb = kb >> 10;
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if(kb >= 512) {
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//round off
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mb++;
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}
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retStr += String.valueOf(mb)+ mMbStr;
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return retStr;
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}
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/** Called when the activity is first created. */
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@Override
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protected void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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//get package manager
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mPm = getPackageManager();
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//get application's name from intent
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Intent intent = getIntent();
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final String packageName = intent.getStringExtra(ManageApplications.APP_PKG_NAME);
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mSizeInfo = intent.getParcelableExtra(ManageApplications.APP_PKG_SIZE);
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long total = -1;
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long code = -1;
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long data = -1;
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if(mSizeInfo != null) {
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total = mSizeInfo.cacheSize+mSizeInfo.codeSize+mSizeInfo.dataSize;
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code = mSizeInfo.codeSize;
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data = mSizeInfo.dataSize+mSizeInfo.cacheSize;
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}
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String unknownStr = getString(_UNKNOWN_APP);
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mBStr = getString(R.string.b_text);
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mKbStr = getString(R.string.kb_text);
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mMbStr = getString(R.string.mb_text);
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String totalSizeStr = unknownStr;
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if(total != -1) {
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totalSizeStr = getSizeStr(total);
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}
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String appSizeStr = unknownStr;
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if(code != -1) {
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appSizeStr = getSizeStr(code);
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}
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String dataSizeStr = unknownStr;
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if(data != -1) {
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dataSizeStr = getSizeStr(data);
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}
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if(localLOGV) Log.i(TAG, "packageName:"+packageName+", total="+total+
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"code="+code+", data="+data);
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try {
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mAppInfo = mPm.getApplicationInfo(packageName, 0);
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} catch (NameNotFoundException e) {
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Throwable th = e.fillInStackTrace();
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Log.e(TAG, "Exception when retrieving package:"+packageName, e);
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displayErrorDialog(R.string.app_not_found_dlg_text, true, true);
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}
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setContentView(R.layout.installed_app_details);
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((ImageView)findViewById(R.id.app_icon)).setImageDrawable(mPm.
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getApplicationIcon(mAppInfo));
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//set application name TODO version
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CharSequence appName = mPm.getApplicationLabel(mAppInfo);
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if(appName == null) {
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appName = getString(_UNKNOWN_APP);
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}
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((TextView)findViewById(R.id.app_name)).setText(appName);
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CharSequence appDesc = mAppInfo.loadDescription(mPm);
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if(appDesc != null) {
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((TextView)findViewById(R.id.app_description)).setText(appDesc);
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}
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//TODO download str and download url
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//set values on views
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mTotalSize = (TextView)findViewById(R.id.total_size_text);
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mTotalSize.setText(totalSizeStr);
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mAppSize = (TextView)findViewById(R.id.application_size_text);
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mAppSize.setText(appSizeStr);
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mDataSize = (TextView)findViewById(R.id.data_size_text);
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mDataSize.setText(dataSizeStr);
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mUninstallButton = ((Button)findViewById(R.id.uninstall_button));
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//determine if app is a system app
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mSysPackage = isSystemPackage();
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if(localLOGV) Log.i(TAG, "Is systemPackage "+mSysPackage);
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int btnText;
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boolean btnClickable = true;
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if(mSysPackage) {
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//app can clear user data
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if((mAppInfo.flags & ApplicationInfo.FLAG_ALLOW_CLEAR_USER_DATA)
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== ApplicationInfo.FLAG_ALLOW_CLEAR_USER_DATA) {
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mUninstallButton.setText(R.string.clear_user_data_text);
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//disable button if data is 0
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if(data == 0) {
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mUninstallButton.setEnabled(false);
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} else {
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//enable button
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mUninstallButton.setOnClickListener(this);
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}
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} else {
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//hide button if diableClearUserData is set
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mUninstallButton.setVisibility(View.GONE);
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}
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} else {
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mUninstallButton.setText(R.string.uninstall_text);
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mUninstallButton.setOnClickListener(this);
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}
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//clear activities
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mActivitiesButton = (Button)findViewById(R.id.clear_activities_button);
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List<ComponentName> prefActList = new ArrayList<ComponentName>();
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//intent list cannot be null. so pass empty list
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List<IntentFilter> intentList = new ArrayList<IntentFilter>();
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mPm.getPreferredActivities(intentList, prefActList, packageName);
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if(localLOGV) Log.i(TAG, "Have "+prefActList.size()+" number of activities in prefered list");
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TextView autoLaunchView = (TextView)findViewById(R.id.auto_launch);
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if(prefActList.size() <= 0) {
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//disable clear activities button
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autoLaunchView.setText(R.string.auto_launch_disable_text);
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mActivitiesButton.setEnabled(false);
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} else {
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autoLaunchView.setText(R.string.auto_launch_enable_text);
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mActivitiesButton.setOnClickListener(this);
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}
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mManageSpaceButton = (Button)findViewById(R.id.manage_space_button);
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if(mAppInfo.manageSpaceActivityName != null) {
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mManageSpaceButton.setVisibility(View.VISIBLE);
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mManageSpaceButton.setOnClickListener(this);
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}
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//security permissions section
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AppSecurityPermissions asp = new AppSecurityPermissions(this);
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PackageInfo pkgInfo;
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try {
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pkgInfo = mPm.getPackageInfo(packageName, PackageManager.GET_PERMISSIONS);
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} catch (NameNotFoundException e) {
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Log.w(TAG, "Couldnt retrieve permissions for package:"+packageName);
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return;
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}
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asp.setSecurityPermissionsView(pkgInfo);
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LinearLayout securityList = (LinearLayout) findViewById(R.id.security_settings_list);
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securityList.addView(asp.getPermissionsView());
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}
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private void displayErrorDialog(int msgId, final boolean finish, final boolean changed) {
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//display confirmation dialog
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new AlertDialog.Builder(this)
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.setTitle(getString(R.string.app_not_found_dlg_title))
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.setIcon(R.drawable.ic_dialog_alert)
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.setMessage(getString(msgId))
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.setNeutralButton(getString(R.string.dlg_ok),
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int which) {
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//force to recompute changed value
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setIntentAndFinish(finish, changed);
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}
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}
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)
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.show();
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}
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private void setIntentAndFinish(boolean finish, boolean appChanged) {
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if(localLOGV) Log.i(TAG, "appChanged="+appChanged);
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Intent intent = new Intent();
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intent.putExtra(ManageApplications.APP_CHG, appChanged);
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setResult(ManageApplications.RESULT_OK, intent);
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mUninstallButton.setEnabled(false);
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if(finish) {
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finish();
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}
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}
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/*
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* Private method to handle get size info notification from observer when
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* the async operation from PackageManager is complete. The current user data
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* info has to be refreshed in the manage applications screen as well as the current screen.
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*/
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private void refreshSizeInfo(Message msg) {
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boolean changed = false;
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Intent intent = new Intent();
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PackageStats newPs = msg.getData().getParcelable(ATTR_PACKAGE_STATS);
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long newTot = newPs.cacheSize+newPs.codeSize+newPs.dataSize;
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long oldTot = mSizeInfo.cacheSize+mSizeInfo.codeSize+mSizeInfo.dataSize;
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if(newTot != oldTot) {
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mTotalSize.setText(getSizeStr(newTot));
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changed = true;
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}
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if(newPs.codeSize != mSizeInfo.codeSize) {
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mAppSize.setText(getSizeStr(newPs.codeSize));
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changed = true;
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}
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if((newPs.dataSize != mSizeInfo.dataSize) || (newPs.cacheSize != mSizeInfo.cacheSize)) {
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mDataSize.setText(getSizeStr(newPs.dataSize+newPs.cacheSize));
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changed = true;
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}
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if(changed) {
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mUninstallButton.setText(R.string.clear_user_data_text);
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mSizeInfo = newPs;
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intent.putExtra(ManageApplications.APP_PKG_SIZE, mSizeInfo);
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}
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intent.putExtra(ManageApplications.APP_CHG, changed);
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setResult(ManageApplications.RESULT_OK, intent);
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}
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/*
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* Private method to handle clear message notification from observer when
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* the async operation from PackageManager is complete
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*/
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private void processClearMsg(Message msg) {
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int result = msg.arg1;
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String packageName = mAppInfo.packageName;
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if(result == OP_SUCCESSFUL) {
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Log.i(TAG, "Cleared user data for system package:"+packageName);
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PkgSizeObserver observer = new PkgSizeObserver();
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mPm.getPackageSizeInfo(packageName, observer);
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} else {
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mUninstallButton.setText(R.string.clear_user_data_text);
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mUninstallButton.setEnabled(true);
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}
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}
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/*
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* Private method to initiate clearing user data when the user clicks the clear data
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* button for a system package
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*/
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private void initiateClearUserDataForSysPkg() {
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mUninstallButton.setEnabled(false);
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//invoke uninstall or clear user data based on sysPackage
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boolean recomputeSizes = false;
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String packageName = mAppInfo.packageName;
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Log.i(TAG, "Clearing user data for system package");
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ClearUserDataObserver observer = new ClearUserDataObserver();
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ActivityManager am = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
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boolean res = am.clearApplicationUserData(packageName, observer);
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if(!res) {
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//doesnt initiate clear. some error. should not happen but just log error for now
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Log.i(TAG, "Couldnt clear application user data for package:"+packageName);
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displayErrorDialog(R.string.clear_data_failed, false, false);
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} else {
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mUninstallButton.setText(R.string.recompute_size);
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}
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}
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/*
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* Method implementing functionality of buttons clicked
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* @see android.view.View.OnClickListener#onClick(android.view.View)
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*/
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public void onClick(View v) {
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String packageName = mAppInfo.packageName;
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if(v == mUninstallButton) {
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if(mSysPackage) {
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//display confirmation dialog
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new AlertDialog.Builder(this)
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.setTitle(getString(R.string.clear_data_dlg_title))
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.setIcon(R.drawable.ic_dialog_alert)
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.setMessage(getString(R.string.clear_data_dlg_text))
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.setPositiveButton(R.string.dlg_ok, this)
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.setNegativeButton(R.string.dlg_cancel, this)
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.show();
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} else {
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//create new intent to launch Uninstaller activity
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Uri packageURI = Uri.parse("package:"+packageName);
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Intent uninstallIntent = new Intent(Intent.ACTION_DELETE, packageURI);
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startActivity(uninstallIntent);
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setIntentAndFinish(true, false);
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}
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} else if(v == mActivitiesButton) {
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mPm.clearPackagePreferredActivities(packageName);
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mActivitiesButton.setEnabled(false);
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} else if(v == mManageSpaceButton) {
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Intent intent = new Intent(Intent.ACTION_DEFAULT);
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intent.setClassName(mAppInfo.packageName, mAppInfo.manageSpaceActivityName);
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startActivityForResult(intent, -1);
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}
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}
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public void onClick(DialogInterface dialog, int which) {
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if(which == AlertDialog.BUTTON1) {
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//invoke uninstall or clear user data based on sysPackage
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initiateClearUserDataForSysPkg();
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} else {
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//cancel do nothing just retain existing screen
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}
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}
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}
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Block a user