diff options
Diffstat (limited to 'src/com/android/packageinstaller/UninstallerActivity.java')
| -rwxr-xr-x | src/com/android/packageinstaller/UninstallerActivity.java | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/src/com/android/packageinstaller/UninstallerActivity.java b/src/com/android/packageinstaller/UninstallerActivity.java new file mode 100755 index 0000000..f22cc28 --- /dev/null +++ b/src/com/android/packageinstaller/UninstallerActivity.java @@ -0,0 +1,189 @@ +/* +** +** 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 com.android.packageinstaller.R; +import android.app.Activity; +import android.app.AlertDialog; +import android.app.Dialog; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.pm.ApplicationInfo; +import android.content.pm.PackageManager; +import android.net.Uri; +import android.os.Bundle; +import android.util.Log; +import android.view.View; +import android.view.Window; +import android.view.View.OnClickListener; +import android.widget.Button; +import android.content.pm.PackageManager.NameNotFoundException; + +/* + * This activity presents UI to uninstall an application. Usually launched with intent + * Intent.ACTION_UNINSTALL_PKG_COMMAND and attribute + * com.android.packageinstaller.PackageName set to the application package name + */ +public class UninstallerActivity extends Activity implements OnClickListener { + private static final String TAG = "UninstallerActivity"; + private boolean localLOGV = false; + // States indicating status of ui display when uninstalling application + private static final int UNINSTALL_CONFIRM = 1; + private static final int UNINSTALL_PROGRESS = 2; + private static final int UNINSTALL_DONE = 3; + private int mCurrentState = UNINSTALL_CONFIRM; + PackageManager mPm; + private ApplicationInfo mAppInfo; + private Button mOk; + private Button mCancel; + + // Dialog identifiers used in showDialog + private static final int DLG_BASE = 0; + private static final int DLG_APP_NOT_FOUND = DLG_BASE + 1; + private static final int DLG_UNINSTALL_FAILED = DLG_BASE + 2; + + private void showDialogInner(int id) { + showDialog(id); + } + + @Override + public Dialog onCreateDialog(int id) { + switch (id) { + case DLG_APP_NOT_FOUND : + return new AlertDialog.Builder(this) + .setTitle(R.string.app_not_found_dlg_title) + .setIcon(com.android.internal.R.drawable.ic_dialog_alert) + .setMessage(R.string.app_not_found_dlg_text) + .setNeutralButton(getString(R.string.dlg_ok), + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + finish(); + }}) + .create(); + case DLG_UNINSTALL_FAILED : + // Guaranteed not to be null. will default to package name if not set by app + CharSequence appTitle = mPm.getApplicationLabel(mAppInfo); + String dlgText = getString(R.string.uninstall_failed_msg, + appTitle.toString()); + // Display uninstall failed dialog + return new AlertDialog.Builder(this) + .setTitle(R.string.uninstall_failed) + .setIcon(com.android.internal.R.drawable.ic_dialog_alert) + .setMessage(dlgText) + .setNeutralButton(getString(R.string.dlg_ok), + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + finish(); + }}) + .create(); + } + return null; + } + + private void startUninstallProgress() { + Intent newIntent = new Intent(Intent.ACTION_VIEW); + newIntent.putExtra(PackageUtil.INTENT_ATTR_APPLICATION_INFO, + mAppInfo); + newIntent.setClass(this, UninstallAppProgress.class); + startActivityForResult(newIntent, UNINSTALL_PROGRESS); + } + + private void startUninstallDone() { + Intent newIntent = new Intent(Intent.ACTION_VIEW); + newIntent.putExtra(PackageUtil.INTENT_ATTR_APPLICATION_INFO, + mAppInfo); + newIntent.putExtra(PackageUtil.INTENT_ATTR_INSTALL_STATUS, true); + newIntent.setClass(this, UninstallAppDone.class); + startActivityForResult(newIntent, UNINSTALL_DONE); + } + + @Override + public void onCreate(Bundle icicle) { + super.onCreate(icicle); + //get intent information + final Intent intent = getIntent(); + Uri packageURI = intent.getData(); + String packageName = packageURI.getEncodedSchemeSpecificPart(); + if(packageName == null) { + Log.e(TAG, "Invalid package name:"+packageName); + showDialog(DLG_APP_NOT_FOUND); + return; + } + //initialize package manager + mPm = getPackageManager(); + boolean errFlag = false; + try { + mAppInfo = mPm.getApplicationInfo(packageName, PackageManager.GET_UNINSTALLED_PACKAGES); + } catch (NameNotFoundException e) { + errFlag = true; + } + if(mAppInfo == null || errFlag) { + Log.e(TAG, "Invalid application:"+packageName); + showDialog(DLG_APP_NOT_FOUND); + } else { + requestWindowFeature(Window.FEATURE_NO_TITLE); + //set view + setContentView(R.layout.uninstall_confirm); + PackageUtil.initAppSnippet(this, mAppInfo, R.id.app_snippet); + //initialize ui elements + mOk = (Button)findViewById(R.id.ok_button); + mCancel = (Button)findViewById(R.id.cancel_button); + mOk.setOnClickListener(this); + mCancel.setOnClickListener(this); + } + } + + @Override + protected void onActivityResult(int requestCode, int resultCode, Intent data) { + boolean finish = true; + switch(requestCode) { + case UNINSTALL_PROGRESS: + finish = false; + mCurrentState = UNINSTALL_DONE; + //start the next screen to show final status of installation + if (resultCode==UninstallAppProgress.SUCCEEDED) { + startUninstallDone(); + } else { + showDialogInner(DLG_UNINSTALL_FAILED); + } + break; + case UNINSTALL_DONE: + //neednt check for result code here + break; + default: + break; + } + if(finish) { + //finish off this activity to return to the previous activity that launched it + Log.i(TAG, "Finishing off activity"); + finish(); + } + } + + private void finishAndReturn() { + finish(); + } + + public void onClick(View v) { + if(v == mOk) { + //initiate next screen + startUninstallProgress(); + } else if(v == mCancel) { + finishAndReturn(); + } + } +} |