| /* |
| ** |
| ** Copyright 2007, 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.packageinstaller; |
| |
| import android.app.Activity; |
| import android.content.Intent; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.IPackageDeleteObserver; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.util.Log; |
| import android.view.KeyEvent; |
| import android.view.View; |
| import android.view.Window; |
| import android.view.View.OnClickListener; |
| import android.widget.Button; |
| import android.widget.ProgressBar; |
| import android.widget.TextView; |
| |
| /** |
| * This activity corresponds to a download progress screen that is displayed |
| * when an application is uninstalled. The result of the application uninstall |
| * is indicated in the result code that gets set to 0 or 1. The application gets launched |
| * by an intent with the intent's class name explicitly set to UninstallAppProgress and expects |
| * the application object of the application to uninstall. |
| */ |
| public class UninstallAppProgress extends Activity implements OnClickListener { |
| private final String TAG="UninstallAppProgress"; |
| private boolean localLOGV = false; |
| private ApplicationInfo mAppInfo; |
| private TextView mStatusTextView; |
| private Button mOkButton; |
| private ProgressBar mProgressBar; |
| private View mOkPanel; |
| private volatile int mResultCode = -1; |
| private final int UNINSTALL_COMPLETE = 1; |
| public final static int SUCCEEDED=1; |
| public final static int FAILED=0; |
| private Handler mHandler = new Handler() { |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case UNINSTALL_COMPLETE: |
| mResultCode = msg.arg1; |
| // Update the status text |
| if (msg.arg1 == SUCCEEDED) { |
| mStatusTextView.setText(R.string.uninstall_done); |
| } else { |
| mStatusTextView.setText(R.string.uninstall_failed); |
| } |
| mProgressBar.setVisibility(View.INVISIBLE); |
| // Show the ok button |
| mOkPanel.setVisibility(View.VISIBLE); |
| break; |
| default: |
| break; |
| } |
| } |
| }; |
| |
| @Override |
| public void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| Intent intent = getIntent(); |
| mAppInfo = intent.getParcelableExtra(PackageUtil.INTENT_ATTR_APPLICATION_INFO); |
| initView(); |
| } |
| |
| class PackageDeleteObserver extends IPackageDeleteObserver.Stub { |
| public void packageDeleted(boolean succeeded) { |
| Message msg = mHandler.obtainMessage(UNINSTALL_COMPLETE); |
| msg.arg1 = succeeded?SUCCEEDED:FAILED; |
| mHandler.sendMessage(msg); |
| } |
| } |
| |
| void setResultAndFinish(int retCode) { |
| setResult(retCode); |
| finish(); |
| } |
| |
| public void initView() { |
| requestWindowFeature(Window.FEATURE_NO_TITLE); |
| setContentView(R.layout.uninstall_progress); |
| // Initialize views |
| PackageUtil.initSnippetForInstalledApp(this, mAppInfo, R.id.app_snippet); |
| mStatusTextView = (TextView)findViewById(R.id.center_text); |
| mStatusTextView.setText(R.string.uninstalling); |
| mProgressBar = (ProgressBar) findViewById(R.id.progress_bar); |
| mProgressBar.setIndeterminate(true); |
| // Hide button till progress is being displayed |
| mOkPanel = (View)findViewById(R.id.ok_panel); |
| mOkButton = (Button)findViewById(R.id.ok_button); |
| mOkButton.setOnClickListener(this); |
| mOkPanel.setVisibility(View.INVISIBLE); |
| PackageDeleteObserver observer = new PackageDeleteObserver(); |
| getPackageManager().deletePackage(mAppInfo.packageName, observer, 0); |
| } |
| |
| public void onClick(View v) { |
| if(v == mOkButton) { |
| Log.i(TAG, "Finished uninstalling pkg: " + mAppInfo.packageName); |
| setResultAndFinish(mResultCode); |
| } |
| } |
| |
| @Override |
| public boolean dispatchKeyEvent(KeyEvent ev) { |
| if (ev.getKeyCode() == KeyEvent.KEYCODE_BACK) { |
| if (mResultCode == -1) { |
| // Ignore back key when installation is in progress |
| return true; |
| } else { |
| // If installation is done, just set the result code |
| setResult(mResultCode); |
| } |
| } |
| return super.dispatchKeyEvent(ev); |
| } |
| } |