android_4_4_系统桌面launcher3修改.zip

/* * 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.android.launcher3; import android.Manifest; import android.animation.Animator; import android.animation.AnimatorListenerAdapter; import android.animation.AnimatorSet; import android.animation.ObjectAnimator; import android.animation.PropertyValuesHolder; import android.animation.ValueAnimator; import android.annotation.SuppressLint; import android.annotation.TargetApi; import android.app.Activity; import android.app.ActivityManager; import android.app.ActivityOptions; import android.app.AlertDialog; import android.app.SearchManager; import android.appwidget.AppWidgetHostView; import android.appwidget.AppWidgetManager; import android.appwidget.AppWidgetProviderInfo; import android.content.ActivityNotFoundException; import android.content.BroadcastReceiver; import android.content.ComponentCallbacks2; import android.content.ComponentName; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.IntentFilter; import android.content.IntentSender; import android.content.SharedPreferences; import android.content.pm.ActivityInfo; import android.content.pm.ApplicationInfo; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.content.res.Configuration; import android.database.sqlite.SQLiteDatabase; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.PorterDuff; import android.graphics.Rect; import android.graphics.drawable.ColorDrawable; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.AsyncTask; import android.os.Build; import android.os.Bundle; import android.os.Environment; import android.os.Handler; import android.os.Message; import android.os.StrictMode; import android.os.SystemClock; import android.os.UserHandle; import android.text.Selection; import android.text.SpannableStringBuilder; import android.text.TextUtils; import android.text.method.TextKeyListener; import android.util.Log; import android.view.Display; import android.view.Gravity; import android.view.HapticFeedbackConstants; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MotionEvent; import android.view.Surface; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnLongClickListener; import android.view.ViewGroup; import android.view.ViewStub; import android.view.ViewTreeObserver; import android.view.Window; import android.view.WindowManager; import android.view.accessibility.AccessibilityEvent; import android.view.animation.OvershootInterpolator; import android.view.inputmethod.InputMethodManager; import android.widget.Advanceable; import android.widget.FrameLayout; import android.widget.ImageView; import android.widget.TextView; import android.widget.Toast; import com.android.launcher3.DropTarget.DragObject; import com.android.launcher3.PagedView.PageSwitchListener; import com.android.launcher3.allapps.AllAppsContainerView; import com.android.launcher3.compat.AppWidgetManagerCompat; import com.android.launcher3.compat.LauncherActivityInfoCompat; import com.android.launcher3.compat.LauncherAppsCompat; import com.android.launcher3.compat.UserHandleCompat; import com.android.launcher3.compat.UserManagerCompat; import com.android.launcher3.model.WidgetsModel; import com.android.launcher3.util.ComponentKey; import com.android.launcher3.util.LongArrayMap; import com.android.launcher3.util.Thunk; import com.android.launcher3.widget.PendingAddWidgetInfo; import com.android.launcher3.widget.WidgetHostViewLoader; import com.android.launcher3.widget.WidgetsContainerView; import java.io.File; import java.io.FileDescriptor; import java.io.FileOutputStream; import java.io.IOException; import java.io.PrintWriter; import java.text.DateFormat; import java.util.ArrayList; import java.util.Collection; import java.util.Date; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.concurrent.atomic.AtomicInteger; /** * Default launcher application. */ public class Launcher extends Activity implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, View.OnTouchListener, PageSwitchListener, LauncherProviderChangeListener { static final String TAG = "Launcher"; static final boolean LOGD = false; static final boolean PROFILE_STARTUP = false; static final boolean DEBUG_WIDGETS = true; static final boolean DEBUG_STRICT_MODE = false; static final boolean DEBUG_RESUME_TIME = false; static final boolean DEBUG_DUMP_LOG = false; static final boolean ENABLE_DEBUG_INTENTS = false; // allow DebugIntents to run private static final int REQUEST_CREATE_SHORTCUT = 1; private static final int REQUEST_CREATE_APPWIDGET = 5; private static final int REQUEST_PICK_APPWIDGET = 9; private static final int REQUEST_PICK_WALLPAPER = 10; private static final int REQUEST_BIND_APPWIDGET = 11; private static final int REQUEST_RECONFIGURE_APPWIDGET = 12; private static final int REQUEST_PERMISSION_CALL_PHONE = 13; private static final int WORKSPACE_BACKGROUND_GRADIENT = 0; private static final int WORKSPACE_BACKGROUND_TRANSPARENT = 1; private static final int WORKSPACE_BACKGROUND_BLACK = 2; private static final float BOUNCE_ANIMATION_TENSION = 1.3f; /** * IntentStarter uses request codes starting with this. This must be greater than all activity * request codes used internally. */ protected static final int REQUEST_LAST = 100; static final int SCREEN_COUNT = 5; // To turn on these properties, type // adb shell setprop log.tag.PROPERTY_NAME [VERBOSE | SUPPRESS] static final String DUMP_STATE_PROPERTY = "launcher_dump_state"; // The Intent extra that defines whether to ignore the launch animation static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = "com.android.launcher3.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; // Type: int private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; // Type: int private static final String RUNTIME_STATE = "launcher.state"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; // 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_cell_x"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; // Type: parcelable private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; // Type: parcelable private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_ID = "launcher.add_widget_id"; // Type: int[] private static final String RUNTIME_STATE_VIEW_IDS = "launcher.view_ids"; static final String INTRO_SCREEN_DISMISSED = "launcher.intro_screen_dis