/* * Copyright (C) 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 android.content.pm; import android.os.Parcel; import android.os.Parcelable; import android.util.Printer; /** * Information you can retrieve about a particular application activity or * receiver. This corresponds to information collected from the * AndroidManifest.xml's <activity> and <receiver> tags. */ public class ActivityInfo extends ComponentInfo implements Parcelable { public int zIndex; /** * A style resource identifier (in the package's resources) of this * activity's theme. From the "theme" attribute or, if not set, 0. */ public int theme; /** * Constant corresponding to <code>standard</code> in the * {@link com.intel.jsdroid.sample.R.attr#launchMode} attribute. */ public static final int LAUNCH_MULTIPLE = 0; /** * Constant corresponding to <code>singleTop</code> in the * {@link com.intel.jsdroid.sample.R.attr#launchMode} attribute. */ public static final int LAUNCH_SINGLE_TOP = 1; /** * Constant corresponding to <code>singleTask</code> in the * {@link com.intel.jsdroid.sample.R.attr#launchMode} attribute. */ public static final int LAUNCH_SINGLE_TASK = 2; /** * Constant corresponding to <code>singleInstance</code> in the * {@link com.intel.jsdroid.sample.R.attr#launchMode} attribute. */ public static final int LAUNCH_SINGLE_INSTANCE = 3; /** * The launch mode style requested by the activity. From the * {@link com.intel.jsdroid.sample.R.attr#launchMode} attribute, one of * {@link #LAUNCH_MULTIPLE}, {@link #LAUNCH_SINGLE_TOP}, * {@link #LAUNCH_SINGLE_TASK}, or {@link #LAUNCH_SINGLE_INSTANCE}. */ public int launchMode; /** * Optional name of a permission required to be able to access this * Activity. From the "permission" attribute. */ public String permission; /** * The affinity this activity has for another task in the system. The string * here is the name of the task, often the package name of the overall * package. If null, the activity has no affinity. Set from the * {@link com.intel.jsdroid.sample.R.attr#taskAffinity} attribute. */ public String taskAffinity; /** * If this is an activity alias, this is the real activity class to run for * it. Otherwise, this is null. */ public String targetActivity; /** * Bit in {@link #flags} indicating whether this activity is able to run in * multiple processes. If true, the system may instantiate it in the some * process as the process starting it in order to conserve resources. If * false, the default, it always runs in {@link #processName}. Set from the * {@link com.intel.jsdroid.sample.R.attr#multiprocess} attribute. */ public static final int FLAG_MULTIPROCESS = 0x0001; /** * Bit in {@link #flags} indicating that, when the activity's task is * relaunched from home, this activity should be finished. Set from the * {@link com.intel.jsdroid.sample.R.attr#finishOnTaskLaunch} attribute. */ public static final int FLAG_FINISH_ON_TASK_LAUNCH = 0x0002; /** * Bit in {@link #flags} indicating that, when the activity is the root of a * task, that task's stack should be cleared each time the user re-launches * it from home. As a result, the user will always return to the original * activity at the top of the task. This flag only applies to activities * that are used to start the root of a new task. Set from the * {@link com.intel.jsdroid.sample.R.attr#clearTaskOnLaunch} attribute. */ public static final int FLAG_CLEAR_TASK_ON_LAUNCH = 0x0004; /** * Bit in {@link #flags} indicating that, when the activity is the root of a * task, that task's stack should never be cleared when it is relaunched * from home. Set from the {@link com.intel.jsdroid.sample.R.attr#alwaysRetainTaskState} * attribute. */ public static final int FLAG_ALWAYS_RETAIN_TASK_STATE = 0x0008; /** * Bit in {@link #flags} indicating that the activity's state is not * required to be saved, so that if there is a failure the activity will not * be removed from the activity stack. Set from the * {@link com.intel.jsdroid.sample.R.attr#stateNotNeeded} attribute. */ public static final int FLAG_STATE_NOT_NEEDED = 0x0010; /** * Bit in {@link #flags} that indicates that the activity should not appear * in the list of recently launched activities. Set from the * {@link com.intel.jsdroid.sample.R.attr#excludeFromRecents} attribute. */ public static final int FLAG_EXCLUDE_FROM_RECENTS = 0x0020; /** * Bit in {@link #flags} that indicates that the activity can be moved * between tasks based on its task affinity. Set from the * {@link com.intel.jsdroid.sample.R.attr#allowTaskReparenting} attribute. */ public static final int FLAG_ALLOW_TASK_REPARENTING = 0x0040; /** * Bit in {@link #flags} indicating that, when the user navigates away from * an activity, it should be finished. Set from the * {@link com.intel.jsdroid.sample.R.attr#noHistory} attribute. */ public static final int FLAG_NO_HISTORY = 0x0080; /** * Bit in {@link #flags} indicating that, when a request to close system * windows happens, this activity is finished. Set from the * {@link com.intel.jsdroid.sample.R.attr#finishOnCloseSystemDialogs} attribute. */ public static final int FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS = 0x0100; /** * Options that have been set in the activity declaration in the manifest. * These include: {@link #FLAG_MULTIPROCESS}, * {@link #FLAG_FINISH_ON_TASK_LAUNCH}, {@link #FLAG_CLEAR_TASK_ON_LAUNCH}, * {@link #FLAG_ALWAYS_RETAIN_TASK_STATE}, {@link #FLAG_STATE_NOT_NEEDED}, * {@link #FLAG_EXCLUDE_FROM_RECENTS}, {@link #FLAG_ALLOW_TASK_REPARENTING}, * {@link #FLAG_NO_HISTORY}, {@link #FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS}, */ public int flags; /** * Constant corresponding to <code>unspecified</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_UNSPECIFIED = -1; /** * Constant corresponding to <code>landscape</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_LANDSCAPE = 0; /** * Constant corresponding to <code>portrait</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_PORTRAIT = 1; /** * Constant corresponding to <code>user</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_USER = 2; /** * Constant corresponding to <code>behind</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_BEHIND = 3; /** * Constant corresponding to <code>sensor</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_SENSOR = 4; /** * Constant corresponding to <code>nosensor</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_NOSENSOR = 5; /** * Constant corresponding to <code>sensorLandscape</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_SENSOR_LANDSCAPE = 6; /** * Constant corresponding to <code>sensorPortrait</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_SENSOR_PORTRAIT = 7; /** * Constant corresponding to <code>reverseLandscape</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_REVERSE_LANDSCAPE = 8; /** * Constant corresponding to <code>reversePortrait</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_REVERSE_PORTRAIT = 9; /** * Constant corresponding to <code>fullSensor</code> in the * {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute. */ public static final int SCREEN_ORIENTATION_FULL_SENSOR = 10; /** * The preferred screen orientation this activity would like to run in. From * the {@link com.intel.jsdroid.sample.R.attr#screenOrientation} attribute, one of * {@link #SCREEN_ORIENTATION_UNSPECIFIED}, * {@link #SCREEN_ORIENTATION_LANDSCAPE}, * {@link #SCREEN_ORIENTATION_PORTRAIT}, {@link #SCREEN_ORIENTATION_USER}, * {@link #SCREEN_ORIENTATION_BEHIND}, {@link #SCREEN_ORIENTATION_SENSOR}, * {@link #SCREEN_ORIENTATION_NOSENSOR}, * {@link #SCREEN_ORIENTATION_SENSOR_LANDSCAPE}, * {@link #SCREEN_ORIENTATION_SENSOR_PORTRAIT}, * {@link #SCREEN_ORIENTATION_REVERSE_LANDSCAPE}, * {@link #SCREEN_ORIENTATION_REVERSE_PORTRAIT}, * {@link #SCREEN_ORIENTATION_FULL_SENSOR}. */ public int screenOrientation = SCREEN_ORIENTATION_UNSPECIFIED; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the IMSI MCC. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_MCC = 0x0001; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the IMSI MNC. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_MNC = 0x0002; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the locale. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_LOCALE = 0x0004; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the touchscreen type. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_TOUCHSCREEN = 0x0008; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the keyboard type. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_KEYBOARD = 0x0010; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the keyboard or navigation being hidden/exposed. Note * that inspite of the name, this applies to the changes to any hidden * states: keyboard or navigation. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_KEYBOARD_HIDDEN = 0x0020; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the navigation type. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_NAVIGATION = 0x0040; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the screen orientation. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_ORIENTATION = 0x0080; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the screen layout. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public static final int CONFIG_SCREEN_LAYOUT = 0x0100; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle the ui mode. Set from the {@link com.intel.jsdroid.sample.R.attr#configChanges} * attribute. */ public static final int CONFIG_UI_MODE = 0x0200; /** * Bit in {@link #configChanges} that indicates that the activity can itself * handle changes to the font scaling factor. Set from the * {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. This is not a core * resource configutation, but a higher-level value, so its constant starts * at the high bits. */ public static final int CONFIG_FONT_SCALE = 0x40000000; /** * Bit mask of kinds of configuration changes that this activity can handle * itself (without being restarted by the system). Contains any combination * of {@link #CONFIG_FONT_SCALE}, {@link #CONFIG_MCC}, {@link #CONFIG_MNC}, * {@link #CONFIG_LOCALE}, {@link #CONFIG_TOUCHSCREEN}, * {@link #CONFIG_KEYBOARD}, {@link #CONFIG_NAVIGATION}, * {@link #CONFIG_ORIENTATION}, and {@link #CONFIG_SCREEN_LAYOUT}. Set from * the {@link com.intel.jsdroid.sample.R.attr#configChanges} attribute. */ public int configChanges; /** * The desired soft input mode for this activity's main window. Set from the * {@link com.intel.jsdroid.sample.R.attr#windowSoftInputMode} attribute in the activity's * manifest. May be any of the same values allowed for * {@link android.view.WindowManager.LayoutParams#softInputMode * WindowManager.LayoutParams.softInputMode}. If 0 (unspecified), the mode * from the theme will be used. */ public int softInputMode; public ActivityInfo() { } public ActivityInfo(ActivityInfo orig) { super(orig); theme = orig.theme; launchMode = orig.launchMode; permission = orig.permission; taskAffinity = orig.taskAffinity; targetActivity = orig.targetActivity; flags = orig.flags; screenOrientation = orig.screenOrientation; configChanges = orig.configChanges; softInputMode = orig.softInputMode; } public ActivityInfo(Parcel source) { // TODO Auto-generated constructor stub } /** * Return the theme resource identifier to use for this activity. If the * activity defines a theme, that is used; else, the application theme is * used. * * @return The theme associated with this activity. */ public final int getThemeResource() { return theme != 0 ? theme : applicationInfo.theme; } public void dump(Printer pw, String prefix) { super.dumpFront(pw, prefix); if (permission != null) { pw.println(prefix + "permission=" + permission); } pw.println(prefix + "taskAffinity=" + taskAffinity + " targetActivity=" + targetActivity); if (launchMode != 0 || flags != 0 || theme != 0) { pw.println(prefix + "launchMode=" + launchMode + " flags=0x" + Integer.toHexString(flags) + " theme=0x" + Integer.toHexString(theme)); } if (screenOrientation != SCREEN_ORIENTATION_UNSPECIFIED || configChanges != 0 || softInputMode != 0) { pw.println(prefix + "screenOrientation=" + screenOrientation + " configChanges=0x" + Integer.toHexString(configChanges) + " softInputMode=0x" + Integer.toHexString(softInputMode)); } super.dumpBack(pw, prefix); } public String toString() { return "ActivityInfo{" //+ Integer.toHexString(System.identityHashCode(this)) + " " + name + "}"; } public int describeContents() { return 0; } public static final Creator<ActivityInfo> CREATOR = new Creator<ActivityInfo>() { public ActivityInfo createFromParcel(Parcel source) { return new ActivityInfo(source); } public ActivityInfo[] newArray(int size) { return new ActivityInfo[size]; } }; public void writeToParcel(Parcel dest, int parcelableFlags) { super.writeToParcel(dest, parcelableFlags); dest.writeInt(theme); dest.writeInt(launchMode); dest.writeString(permission); dest.writeString(taskAffinity); dest.writeString(targetActivity); dest.writeInt(flags); dest.writeInt(screenOrientation); dest.writeInt(configChanges); dest.writeInt(softInputMode); } }