android launcher2.1源码，可运行，已经修改好

/* * Copyright (C) 2008 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.ives.launcher; import static android.util.Log.d; import static android.util.Log.e; import static android.util.Log.w; import java.io.DataInputStream; import java.io.DataOutputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.lang.ref.WeakReference; import java.util.ArrayList; import java.util.LinkedList; import android.annotation.SuppressLint; import android.app.Activity; import android.app.AlertDialog; import android.app.Dialog; import android.app.SearchManager; import android.app.WallpaperInfo; import android.app.WallpaperManager; import android.appwidget.AppWidgetManager; import android.appwidget.AppWidgetProviderInfo; import android.content.ActivityNotFoundException; import android.content.BroadcastReceiver; import android.content.ComponentName; import android.content.ContentResolver; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.Intent.ShortcutIconResource; import android.content.IntentFilter; import android.content.pm.ActivityInfo; import android.content.pm.LabeledIntent; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.content.res.Configuration; import android.content.res.Resources; import android.database.ContentObserver; import android.graphics.Bitmap; import android.graphics.Rect; import android.graphics.drawable.Drawable; import android.graphics.drawable.TransitionDrawable; import android.os.Bundle; import android.os.Handler; import android.os.Looper; import android.os.Message; import android.os.MessageQueue; import android.os.Parcelable; import android.os.RemoteException; import android.provider.LiveFolders; import android.text.Selection; import android.text.SpannableStringBuilder; import android.text.TextUtils; import android.text.method.TextKeyListener; import android.util.SparseArray; import android.view.Display; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.View.OnLongClickListener; import android.view.ViewGroup; import android.view.inputmethod.InputMethodManager; import android.widget.EditText; import android.widget.GridView; import android.widget.SlidingDrawer; import android.widget.TextView; import android.widget.Toast; /** * Default launcher application. */ @SuppressLint({ "NewApi"}) public final class Launcher extends Activity implements View.OnClickListener, OnLongClickListener { static final String LOG_TAG = "Launcher"; static final boolean LOGD = false; private static final boolean PROFILE_STARTUP = false; private static final boolean PROFILE_DRAWER = false; private static final boolean PROFILE_ROTATE = false; private static final boolean DEBUG_USER_INTERFACE = false; private static final int MENU_GROUP_ADD = 1; private static final int MENU_ADD = Menu.FIRST + 1; private static final int MENU_WALLPAPER_SETTINGS = MENU_ADD + 1; private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; private static final int REQUEST_CREATE_SHORTCUT = 1; private static final int REQUEST_CREATE_LIVE_FOLDER = 4; private static final int REQUEST_CREATE_APPWIDGET = 5; private static final int REQUEST_PICK_APPLICATION = 6; private static final int REQUEST_PICK_SHORTCUT = 7; private static final int REQUEST_PICK_LIVE_FOLDER = 8; private static final int REQUEST_PICK_APPWIDGET = 9; static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; static final String EXTRA_CUSTOM_WIDGET = "custom_widget"; static final String SEARCH_WIDGET = "search_widget"; static final int WALLPAPER_SCREENS_SPAN = 2; static final int SCREEN_COUNT = 3; static final int DEFAULT_SCREN = 1; static final int NUMBER_CELLS_X = 4; static final int NUMBER_CELLS_Y = 4; private static final int DIALOG_CREATE_SHORTCUT = 1; static final int DIALOG_RENAME_FOLDER = 2; private static final String PREFERENCES = "launcher.preferences"; // Type: int private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; // Type: boolean private static final String RUNTIME_STATE_ALL_APPS_FOLDER = "launcher.all_apps_folder"; // Type: long private static final String RUNTIME_STATE_USER_FOLDERS = "launcher.user_folder"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cellX"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cellY"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_spanX"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_spanY"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_COUNT_X = "launcher.add_countX"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_COUNT_Y = "launcher.add_countY"; // Type: int[] private static final String RUNTIME_STATE_PENDING_ADD_OCCUPIED_CELLS = "launcher.add_occupied_cells"; // Type: boolean private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; // Type: long private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; private static final LauncherModel sModel = new LauncherModel(); private static final Object sLock = new Object(); private static int sScreen = DEFAULT_SCREN; private final BroadcastReceiver mApplicationsReceiver = new ApplicationsIntentReceiver(); private final BroadcastReceiver mCloseSystemDialogsReceiver = new CloseSystemDialogsIntentReceiver(); private final ContentObserver mObserver = new FavoritesChangeObserver(); private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); private LayoutInflater mInflater; private DragLayer mDragLayer; private Workspace mWorkspace; private AppWidgetManager mAppWidgetManager; private LauncherAppWidgetHost mAppWidgetHost; static final int APPWIDGET_HOST_ID = 1024; private CellLayout.CellInfo mAddItemCellInfo; private CellLayout.CellInfo mMenuAddInfo; private final int[] mCellCoordinates = new int[2]; private FolderInfo mFolderInfo; private SlidingDrawer mDrawer; private TransitionDrawable mHandleIcon; private HandleView mHandleView; private AllAppsGridView mAllAppsGrid; private boolean mDesktopLocked = true; private Bundle mSavedState; private SpannableStringBuilder mDefaultKeySsb = null; private boolean mDestroyed; private boolean mIsNewIntent; private boolean mRestoring; private boolean mWaitingForResult; private boolean mLocaleChanged; private Bundle mSavedInstanceState; private DesktopBinder mBinder; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mInflater = getLayoutInflater();