tests/ActivityTests/src/com/google/android/test/activity/ActivityTestMain.java - platform/frameworks/base - Git at Google

 /*
  * Copyright (C) 2011 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.google.android.test.activity;

 import java.util.ArrayList;
 import java.util.List;

 import android.app.Activity;
 import android.app.ActivityManager;
 import android.app.AlertDialog;
 import android.content.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.ContentProviderClient;
 import android.content.Intent;
 import android.content.ServiceConnection;
 import android.os.Bundle;
 import android.os.IBinder;
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.graphics.Bitmap;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 import android.widget.ScrollView;
 import android.widget.Toast;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.content.Context;
 import android.content.pm.UserInfo;
 import android.content.res.Configuration;
 import android.util.Log;

 public class ActivityTestMain extends Activity {
     static final String TAG = "ActivityTest";

     static final String KEY_CONFIGURATION = "configuration";

     ActivityManager mAm;
     Configuration mOverrideConfig;
     int mSecondUser;

     ArrayList<ServiceConnection> mConnections = new ArrayList<ServiceConnection>();

     class BroadcastResultReceiver extends BroadcastReceiver {
         @Override
         public void onReceive(Context context, Intent intent) {
             Bundle res = getResultExtras(true);
             int user = res.getInt("user", -1);
             Toast.makeText(ActivityTestMain.this,
                     "Receiver executed as user "
                     + (user >= 0 ? Integer.toString(user) : "unknown"),
                     Toast.LENGTH_LONG).show();
         }
     }

     private void addThumbnail(LinearLayout container, Bitmap bm,
             final ActivityManager.RecentTaskInfo task,
             final ActivityManager.TaskThumbnail thumbs) {
         ImageView iv = new ImageView(this);
         if (bm != null) {
             iv.setImageBitmap(bm);
         }
         iv.setBackgroundResource(android.R.drawable.gallery_thumb);
         int w = getResources().getDimensionPixelSize(android.R.dimen.thumbnail_width);
         int h = getResources().getDimensionPixelSize(android.R.dimen.thumbnail_height);
         container.addView(iv, new LinearLayout.LayoutParams(w, h));

         iv.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
                 if (task.id >= 0 && thumbs != null) {
                     mAm.moveTaskToFront(task.id, ActivityManager.MOVE_TASK_WITH_HOME);
                 } else {
                     try {
                         startActivity(task.baseIntent);
                     } catch (ActivityNotFoundException e) {
                         Log.w("foo", "Unable to start task: " + e);
                     }
                 }
                 buildUi();
             }
         });
         iv.setOnLongClickListener(new View.OnLongClickListener() {
             @Override
             public boolean onLongClick(View v) {
                 if (task.id >= 0 && thumbs != null) {
                     mAm.removeTask(task.id, ActivityManager.REMOVE_TASK_KILL_PROCESS);
                     buildUi();
                     return true;
                 }
                 return false;
             }
         });
     }

     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);

         mAm = (ActivityManager)getSystemService(ACTIVITY_SERVICE);
         if (savedInstanceState != null) {
             mOverrideConfig = savedInstanceState.getParcelable(KEY_CONFIGURATION);
             if (mOverrideConfig != null) {
                 applyOverrideConfiguration(mOverrideConfig);
             }
         }

         UserManager um = (UserManager)getSystemService(Context.USER_SERVICE);
         List<UserInfo> users = um.getUsers();
         mSecondUser = Integer.MAX_VALUE;
         for (UserInfo ui : users) {
             if (ui.id != 0 && mSecondUser > ui.id) {
                 mSecondUser = ui.id;
             }
         }
     }

     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         menu.add("Animate!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 AlertDialog.Builder builder = new AlertDialog.Builder(ActivityTestMain.this,
                         R.style.SlowDialog);
                 builder.setTitle("This is a title");
                 builder.show();
                 return true;
             }
         });
         menu.add("Bind!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 Intent intent = new Intent(ActivityTestMain.this, SingleUserService.class);
                 ServiceConnection conn = new ServiceConnection() {
                     @Override
                     public void onServiceConnected(ComponentName name, IBinder service) {
                         Log.i(TAG, "Service connected " + name + " " + service);
                     }
                     @Override
                     public void onServiceDisconnected(ComponentName name) {
                         Log.i(TAG, "Service disconnected " + name);
                     }
                 };
                 if (bindService(intent, conn, Context.BIND_AUTO_CREATE)) {
                     mConnections.add(conn);
                 } else {
                     Toast.makeText(ActivityTestMain.this, "Failed to bind",
                             Toast.LENGTH_LONG).show();
                 }
                 return true;
             }
         });
         menu.add("Start!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 Intent intent = new Intent(ActivityTestMain.this, SingleUserService.class);
                 startService(intent);
                 return true;
             }
         });
         menu.add("Send!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 Intent intent = new Intent(ActivityTestMain.this, SingleUserReceiver.class);
                 sendOrderedBroadcast(intent, null, new BroadcastResultReceiver(),
                         null, Activity.RESULT_OK, null, null);
                 return true;
             }
         });
         menu.add("Call!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 ContentProviderClient cpl = getContentResolver().acquireContentProviderClient(
                         SingleUserProvider.AUTHORITY);
                 Bundle res = null;
                 try {
                     res = cpl.call("getuser", null, null);
                 } catch (RemoteException e) {
                 }
                 int user = res != null ? res.getInt("user", -1) : -1;
                 Toast.makeText(ActivityTestMain.this,
                         "Provider executed as user "
                         + (user >= 0 ? Integer.toString(user) : "unknown"),
                         Toast.LENGTH_LONG).show();
                 cpl.release();
                 return true;
             }
         });
         menu.add("Send to user 0!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 Intent intent = new Intent(ActivityTestMain.this, UserTarget.class);
                 sendOrderedBroadcastAsUser(intent, new UserHandle(0), null,
                         new BroadcastResultReceiver(),
                         null, Activity.RESULT_OK, null, null);
                 return true;
             }
         });
         menu.add("Send to user " + mSecondUser + "!").setOnMenuItemClickListener(
                 new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 Intent intent = new Intent(ActivityTestMain.this, UserTarget.class);
                 sendOrderedBroadcastAsUser(intent, new UserHandle(mSecondUser), null,
                         new BroadcastResultReceiver(),
                         null, Activity.RESULT_OK, null, null);
                 return true;
             }
         });
         menu.add("Bind to user 0!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 Intent intent = new Intent(ActivityTestMain.this, ServiceUserTarget.class);
                 ServiceConnection conn = new ServiceConnection() {
                     @Override
                     public void onServiceConnected(ComponentName name, IBinder service) {
                         Log.i(TAG, "Service connected " + name + " " + service);
                     }
                     @Override
                     public void onServiceDisconnected(ComponentName name) {
                         Log.i(TAG, "Service disconnected " + name);
                     }
                 };
                 if (bindServiceAsUser(intent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) {
                     mConnections.add(conn);
                 } else {
                     Toast.makeText(ActivityTestMain.this, "Failed to bind",
                             Toast.LENGTH_LONG).show();
                 }
                 return true;
             }
         });
         menu.add("Bind to user " + mSecondUser + "!").setOnMenuItemClickListener(
                 new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 Intent intent = new Intent(ActivityTestMain.this, ServiceUserTarget.class);
                 ServiceConnection conn = new ServiceConnection() {
                     @Override
                     public void onServiceConnected(ComponentName name, IBinder service) {
                         Log.i(TAG, "Service connected " + name + " " + service);
                     }
                     @Override
                     public void onServiceDisconnected(ComponentName name) {
                         Log.i(TAG, "Service disconnected " + name);
                     }
                 };
                 if (bindServiceAsUser(intent, conn, Context.BIND_AUTO_CREATE,
                         new UserHandle(mSecondUser))) {
                     mConnections.add(conn);
                 } else {
                     Toast.makeText(ActivityTestMain.this, "Failed to bind",
                             Toast.LENGTH_LONG).show();
                 }
                 return true;
             }
         });
         menu.add("Density!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 if (mOverrideConfig == null) {
                     mOverrideConfig = new Configuration();
                 }
                 if (mOverrideConfig.densityDpi == Configuration.DENSITY_DPI_UNDEFINED) {
                     mOverrideConfig.densityDpi = (getApplicationContext().getResources()
                             .getConfiguration().densityDpi*2)/3;
                 } else {
                     mOverrideConfig.densityDpi = Configuration.DENSITY_DPI_UNDEFINED;
                 }
                 recreate();
                 return true;
             }
         });
         menu.add("HashArray").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
             @Override public boolean onMenuItemClick(MenuItem item) {
                 ArrayMapTests.run();
                 return true;
             }
         });
         return true;
     }

     @Override
     protected void onStart() {
         super.onStart();
         buildUi();
     }

     @Override
     protected void onSaveInstanceState(Bundle outState) {
         super.onSaveInstanceState(outState);
         if (mOverrideConfig != null) {
             outState.putParcelable(KEY_CONFIGURATION, mOverrideConfig);
         }
     }

     @Override
     protected void onStop() {
         super.onStop();
         for (ServiceConnection conn : mConnections) {
             unbindService(conn);
         }
         mConnections.clear();
     }

     private View scrollWrap(View view) {
         ScrollView scroller = new ScrollView(this);
         scroller.addView(view, new ScrollView.LayoutParams(ScrollView.LayoutParams.MATCH_PARENT,
                 ScrollView.LayoutParams.MATCH_PARENT));
         return scroller;
     }

     private void buildUi() {
         LinearLayout top = new LinearLayout(this);
         top.setOrientation(LinearLayout.VERTICAL);

         List<ActivityManager.RecentTaskInfo> recents = mAm.getRecentTasks(10,
                 ActivityManager.RECENT_WITH_EXCLUDED);
         if (recents != null) {
             for (int i=0; i<recents.size(); i++) {
                 ActivityManager.RecentTaskInfo r = recents.get(i);
                 ActivityManager.TaskThumbnail tt = mAm.getTaskThumbnail(r.persistentId);
                 TextView tv = new TextView(this);
                 tv.setText(r.baseIntent.getComponent().flattenToShortString());
                 top.addView(tv, new LinearLayout.LayoutParams(
                         LinearLayout.LayoutParams.WRAP_CONTENT,
                         LinearLayout.LayoutParams.WRAP_CONTENT));
                 LinearLayout item = new LinearLayout(this);
                 item.setOrientation(LinearLayout.HORIZONTAL);
                 addThumbnail(item, tt != null ? tt.mainThumbnail : null, r, tt);
                 top.addView(item, new LinearLayout.LayoutParams(
                         LinearLayout.LayoutParams.WRAP_CONTENT,
                         LinearLayout.LayoutParams.WRAP_CONTENT));
             }
         }

         setContentView(scrollWrap(top));
     }
 }
	/*
	* Copyright (C) 2011 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.google.android.test.activity;

	import java.util.ArrayList;
	import java.util.List;

	import android.app.Activity;
	import android.app.ActivityManager;
	import android.app.AlertDialog;
	import android.content.ActivityNotFoundException;
	import android.content.BroadcastReceiver;
	import android.content.ComponentName;
	import android.content.ContentProviderClient;
	import android.content.Intent;
	import android.content.ServiceConnection;
	import android.os.Bundle;
	import android.os.IBinder;
	import android.os.RemoteException;
	import android.os.UserHandle;
	import android.os.UserManager;
	import android.graphics.Bitmap;
	import android.widget.ImageView;
	import android.widget.LinearLayout;
	import android.widget.TextView;
	import android.widget.ScrollView;
	import android.widget.Toast;
	import android.view.Menu;
	import android.view.MenuItem;
	import android.view.View;
	import android.content.Context;
	import android.content.pm.UserInfo;
	import android.content.res.Configuration;
	import android.util.Log;

	public class ActivityTestMain extends Activity {
	static final String TAG = "ActivityTest";

	static final String KEY_CONFIGURATION = "configuration";

	ActivityManager mAm;
	Configuration mOverrideConfig;
	int mSecondUser;

	ArrayList<ServiceConnection> mConnections = new ArrayList<ServiceConnection>();

	class BroadcastResultReceiver extends BroadcastReceiver {
	@Override
	public void onReceive(Context context, Intent intent) {
	Bundle res = getResultExtras(true);
	int user = res.getInt("user", -1);
	Toast.makeText(ActivityTestMain.this,
	"Receiver executed as user "
	+ (user >= 0 ? Integer.toString(user) : "unknown"),
	Toast.LENGTH_LONG).show();
	}
	}

	private void addThumbnail(LinearLayout container, Bitmap bm,
	final ActivityManager.RecentTaskInfo task,
	final ActivityManager.TaskThumbnail thumbs) {
	ImageView iv = new ImageView(this);
	if (bm != null) {
	iv.setImageBitmap(bm);
	}
	iv.setBackgroundResource(android.R.drawable.gallery_thumb);
	int w = getResources().getDimensionPixelSize(android.R.dimen.thumbnail_width);
	int h = getResources().getDimensionPixelSize(android.R.dimen.thumbnail_height);
	container.addView(iv, new LinearLayout.LayoutParams(w, h));

	iv.setOnClickListener(new View.OnClickListener() {
	@Override
	public void onClick(View v) {
	if (task.id >= 0 && thumbs != null) {
	mAm.moveTaskToFront(task.id, ActivityManager.MOVE_TASK_WITH_HOME);
	} else {
	try {
	startActivity(task.baseIntent);
	} catch (ActivityNotFoundException e) {
	Log.w("foo", "Unable to start task: " + e);
	}
	}
	buildUi();
	}
	});
	iv.setOnLongClickListener(new View.OnLongClickListener() {
	@Override
	public boolean onLongClick(View v) {
	if (task.id >= 0 && thumbs != null) {
	mAm.removeTask(task.id, ActivityManager.REMOVE_TASK_KILL_PROCESS);
	buildUi();
	return true;
	}
	return false;
	}
	});
	}

	@Override
	protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);

	mAm = (ActivityManager)getSystemService(ACTIVITY_SERVICE);
	if (savedInstanceState != null) {
	mOverrideConfig = savedInstanceState.getParcelable(KEY_CONFIGURATION);
	if (mOverrideConfig != null) {
	applyOverrideConfiguration(mOverrideConfig);
	}
	}

	UserManager um = (UserManager)getSystemService(Context.USER_SERVICE);
	List<UserInfo> users = um.getUsers();
	mSecondUser = Integer.MAX_VALUE;
	for (UserInfo ui : users) {
	if (ui.id != 0 && mSecondUser > ui.id) {
	mSecondUser = ui.id;
	}
	}
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
	menu.add("Animate!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	AlertDialog.Builder builder = new AlertDialog.Builder(ActivityTestMain.this,
	R.style.SlowDialog);
	builder.setTitle("This is a title");
	builder.show();
	return true;
	}
	});
	menu.add("Bind!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	Intent intent = new Intent(ActivityTestMain.this, SingleUserService.class);
	ServiceConnection conn = new ServiceConnection() {
	@Override
	public void onServiceConnected(ComponentName name, IBinder service) {
	Log.i(TAG, "Service connected " + name + " " + service);
	}
	@Override
	public void onServiceDisconnected(ComponentName name) {
	Log.i(TAG, "Service disconnected " + name);
	}
	};
	if (bindService(intent, conn, Context.BIND_AUTO_CREATE)) {
	mConnections.add(conn);
	} else {
	Toast.makeText(ActivityTestMain.this, "Failed to bind",
	Toast.LENGTH_LONG).show();
	}
	return true;
	}
	});
	menu.add("Start!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	Intent intent = new Intent(ActivityTestMain.this, SingleUserService.class);
	startService(intent);
	return true;
	}
	});
	menu.add("Send!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	Intent intent = new Intent(ActivityTestMain.this, SingleUserReceiver.class);
	sendOrderedBroadcast(intent, null, new BroadcastResultReceiver(),
	null, Activity.RESULT_OK, null, null);
	return true;
	}
	});
	menu.add("Call!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	ContentProviderClient cpl = getContentResolver().acquireContentProviderClient(
	SingleUserProvider.AUTHORITY);
	Bundle res = null;
	try {
	res = cpl.call("getuser", null, null);
	} catch (RemoteException e) {
	}
	int user = res != null ? res.getInt("user", -1) : -1;
	Toast.makeText(ActivityTestMain.this,
	"Provider executed as user "
	+ (user >= 0 ? Integer.toString(user) : "unknown"),
	Toast.LENGTH_LONG).show();
	cpl.release();
	return true;
	}
	});
	menu.add("Send to user 0!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	Intent intent = new Intent(ActivityTestMain.this, UserTarget.class);
	sendOrderedBroadcastAsUser(intent, new UserHandle(0), null,
	new BroadcastResultReceiver(),
	null, Activity.RESULT_OK, null, null);
	return true;
	}
	});
	menu.add("Send to user " + mSecondUser + "!").setOnMenuItemClickListener(
	new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	Intent intent = new Intent(ActivityTestMain.this, UserTarget.class);
	sendOrderedBroadcastAsUser(intent, new UserHandle(mSecondUser), null,
	new BroadcastResultReceiver(),
	null, Activity.RESULT_OK, null, null);
	return true;
	}
	});
	menu.add("Bind to user 0!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	Intent intent = new Intent(ActivityTestMain.this, ServiceUserTarget.class);
	ServiceConnection conn = new ServiceConnection() {
	@Override
	public void onServiceConnected(ComponentName name, IBinder service) {
	Log.i(TAG, "Service connected " + name + " " + service);
	}
	@Override
	public void onServiceDisconnected(ComponentName name) {
	Log.i(TAG, "Service disconnected " + name);
	}
	};
	if (bindServiceAsUser(intent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) {
	mConnections.add(conn);
	} else {
	Toast.makeText(ActivityTestMain.this, "Failed to bind",
	Toast.LENGTH_LONG).show();
	}
	return true;
	}
	});
	menu.add("Bind to user " + mSecondUser + "!").setOnMenuItemClickListener(
	new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	Intent intent = new Intent(ActivityTestMain.this, ServiceUserTarget.class);
	ServiceConnection conn = new ServiceConnection() {
	@Override
	public void onServiceConnected(ComponentName name, IBinder service) {
	Log.i(TAG, "Service connected " + name + " " + service);
	}
	@Override
	public void onServiceDisconnected(ComponentName name) {
	Log.i(TAG, "Service disconnected " + name);
	}
	};
	if (bindServiceAsUser(intent, conn, Context.BIND_AUTO_CREATE,
	new UserHandle(mSecondUser))) {
	mConnections.add(conn);
	} else {
	Toast.makeText(ActivityTestMain.this, "Failed to bind",
	Toast.LENGTH_LONG).show();
	}
	return true;
	}
	});
	menu.add("Density!").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	if (mOverrideConfig == null) {
	mOverrideConfig = new Configuration();
	}
	if (mOverrideConfig.densityDpi == Configuration.DENSITY_DPI_UNDEFINED) {
	mOverrideConfig.densityDpi = (getApplicationContext().getResources()
	.getConfiguration().densityDpi*2)/3;
	} else {
	mOverrideConfig.densityDpi = Configuration.DENSITY_DPI_UNDEFINED;
	}
	recreate();
	return true;
	}
	});
	menu.add("HashArray").setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
	@Override public boolean onMenuItemClick(MenuItem item) {
	ArrayMapTests.run();
	return true;
	}
	});
	return true;
	}

	@Override
	protected void onStart() {
	super.onStart();
	buildUi();
	}

	@Override
	protected void onSaveInstanceState(Bundle outState) {
	super.onSaveInstanceState(outState);
	if (mOverrideConfig != null) {
	outState.putParcelable(KEY_CONFIGURATION, mOverrideConfig);
	}
	}

	@Override
	protected void onStop() {
	super.onStop();
	for (ServiceConnection conn : mConnections) {
	unbindService(conn);
	}
	mConnections.clear();
	}

	private View scrollWrap(View view) {
	ScrollView scroller = new ScrollView(this);
	scroller.addView(view, new ScrollView.LayoutParams(ScrollView.LayoutParams.MATCH_PARENT,
	ScrollView.LayoutParams.MATCH_PARENT));
	return scroller;
	}

	private void buildUi() {
	LinearLayout top = new LinearLayout(this);
	top.setOrientation(LinearLayout.VERTICAL);

	List<ActivityManager.RecentTaskInfo> recents = mAm.getRecentTasks(10,
	ActivityManager.RECENT_WITH_EXCLUDED);
	if (recents != null) {
	for (int i=0; i<recents.size(); i++) {
	ActivityManager.RecentTaskInfo r = recents.get(i);
	ActivityManager.TaskThumbnail tt = mAm.getTaskThumbnail(r.persistentId);
	TextView tv = new TextView(this);
	tv.setText(r.baseIntent.getComponent().flattenToShortString());
	top.addView(tv, new LinearLayout.LayoutParams(
	LinearLayout.LayoutParams.WRAP_CONTENT,
	LinearLayout.LayoutParams.WRAP_CONTENT));
	LinearLayout item = new LinearLayout(this);
	item.setOrientation(LinearLayout.HORIZONTAL);
	addThumbnail(item, tt != null ? tt.mainThumbnail : null, r, tt);
	top.addView(item, new LinearLayout.LayoutParams(
	LinearLayout.LayoutParams.WRAP_CONTENT,
	LinearLayout.LayoutParams.WRAP_CONTENT));
	}
	}

	setContentView(scrollWrap(top));
	}
	}