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** Copyright 2006, 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
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** See the License for the specific language governing permissions and
** limitations under the License.
package android.view;
import android.content.res.CompatibilityInfo;
import android.content.res.Configuration;
import android.os.Bundle;
import android.os.IRemoteCallback;
import android.view.IApplicationToken;
import android.view.IOnKeyguardExitResult;
import android.view.IRotationWatcher;
import android.view.IWindowSession;
import android.view.IWindowSessionCallback;
import android.view.KeyEvent;
import android.view.InputEvent;
import android.view.MagnificationSpec;
import android.view.MotionEvent;
import android.view.InputChannel;
import android.view.InputDevice;
import android.view.IInputFilter;
import android.view.AppTransitionAnimationSpec;
import android.view.WindowContentFrameStats;
* System private interface to the window manager.
* {@hide}
interface IWindowManager
* ===== NOTICE =====
* The first three methods must remain the first three methods. Scripts
* and tools rely on their transaction number to work properly.
// This is used for debugging
boolean startViewServer(int port); // Transaction #1
boolean stopViewServer(); // Transaction #2
boolean isViewServerRunning(); // Transaction #3
IWindowSession openSession(in IWindowSessionCallback callback, in IInputMethodClient client,
in IInputContext inputContext);
boolean inputMethodClientHasFocus(IInputMethodClient client);
void getInitialDisplaySize(int displayId, out Point size);
void getBaseDisplaySize(int displayId, out Point size);
void setForcedDisplaySize(int displayId, int width, int height);
void clearForcedDisplaySize(int displayId);
int getInitialDisplayDensity(int displayId);
int getBaseDisplayDensity(int displayId);
void setForcedDisplayDensity(int displayId, int density);
void clearForcedDisplayDensity(int displayId);
void setForcedDisplayScalingMode(int displayId, int mode); // 0 = auto, 1 = disable
void setOverscan(int displayId, int left, int top, int right, int bottom);
// These can only be called when holding the MANAGE_APP_TOKENS permission.
void pauseKeyDispatching(IBinder token);
void resumeKeyDispatching(IBinder token);
void setEventDispatching(boolean enabled);
void addWindowToken(IBinder token, int type);
void removeWindowToken(IBinder token);
* Adds an application token to the specified task Id.
* @param addPos The position to add the token to in the task.
* @param token The token to add.
* @param taskId The Id of the task we are adding the token to.
* @param stackId Stack Id to create a new Task with the input task Id on
* if the task doesn't exist yet.
* @param requestedOrientation Orientation to use.
* @param fullscreen True if the application token is fullscreen.
* @param showWhenLocked True if the application token should be shown when locked.
* @param userId Id of user to associate the token with.
* @param configChanges Input configuration changes.
* @param voiceInteraction True if the token is in voice interaction mode.
* @param launchTaskBehind True if the token is been launched from behind.
* @param taskBounds Bounds to use when creating a new Task with the input task Id if
* the task doesn't exist yet.
* @param configuration Configuration that is being used with this task.
* @param cropWindowsToStack True if the app windows should be cropped to the stack bounds.
void addAppToken(int addPos, IApplicationToken token, int taskId, int stackId,
int requestedOrientation, boolean fullscreen, boolean showWhenLocked, int userId,
int configChanges, boolean voiceInteraction, boolean launchTaskBehind,
in Rect taskBounds, in Configuration configuration, boolean cropWindowsToStack);
* @param token The token we are adding to the input task Id.
* @param taskId The Id of the task we are adding the token to.
* @param taskBounds Bounds to use when creating a new Task with the input task Id if
* the task doesn't exist yet.
* @param config Configuration that is being used with this task.
void setAppTask(IBinder token, int taskId, in Rect taskBounds, in Configuration config);
void setAppOrientation(IApplicationToken token, int requestedOrientation);
int getAppOrientation(IApplicationToken token);
void setFocusedApp(IBinder token, boolean moveFocusNow);
void prepareAppTransition(int transit, boolean alwaysKeepCurrent);
int getPendingAppTransition();
void overridePendingAppTransition(String packageName, int enterAnim, int exitAnim,
IRemoteCallback startedCallback);
void overridePendingAppTransitionScaleUp(int startX, int startY, int startWidth,
int startHeight);
void overridePendingAppTransitionClipReveal(int startX, int startY,
int startWidth, int startHeight);
void overridePendingAppTransitionThumb(in Bitmap srcThumb, int startX, int startY,
IRemoteCallback startedCallback, boolean scaleUp);
void overridePendingAppTransitionAspectScaledThumb(in Bitmap srcThumb, int startX,
int startY, int targetWidth, int targetHeight, IRemoteCallback startedCallback,
boolean scaleUp);
* Overrides animation for app transition that exits from an application to a multi-window
* environment and allows specifying transition animation parameters for each window.
* @param specs Array of transition animation descriptions for entering windows.
* @hide
void overridePendingAppTransitionMultiThumb(in AppTransitionAnimationSpec[] specs,
IRemoteCallback startedCallback, boolean scaleUp);
void overridePendingAppTransitionInPlace(String packageName, int anim);
void executeAppTransition();
void setAppStartingWindow(IBinder token, String pkg, int theme,
in CompatibilityInfo compatInfo, CharSequence nonLocalizedLabel, int labelRes,
int icon, int logo, int windowFlags, IBinder transferFrom, boolean createIfNeeded);
void setAppVisibility(IBinder token, boolean visible);
void startAppFreezingScreen(IBinder token, int configChanges);
void stopAppFreezingScreen(IBinder token, boolean force);
void removeAppToken(IBinder token);
// Re-evaluate the current orientation from the caller's state.
// If there is a change, the new Configuration is returned and the
// caller must call setNewConfiguration() sometime later.
Configuration updateOrientationFromAppTokens(in Configuration currentConfig,
IBinder freezeThisOneIfNeeded);
void setNewConfiguration(in Configuration config);
void startFreezingScreen(int exitAnim, int enterAnim);
void stopFreezingScreen();
// these require DISABLE_KEYGUARD permission
void disableKeyguard(IBinder token, String tag);
void reenableKeyguard(IBinder token);
void exitKeyguardSecurely(IOnKeyguardExitResult callback);
boolean isKeyguardLocked();
boolean isKeyguardSecure();
boolean inKeyguardRestrictedInputMode();
void dismissKeyguard();
void keyguardGoingAway(boolean disableWindowAnimations,
boolean keyguardGoingToNotificationShade);
void closeSystemDialogs(String reason);
// These can only be called with the SET_ANIMATON_SCALE permission.
float getAnimationScale(int which);
float[] getAnimationScales();
void setAnimationScale(int which, float scale);
void setAnimationScales(in float[] scales);
float getCurrentAnimatorScale();
// For testing
void setInTouchMode(boolean showFocus);
// For StrictMode flashing a red border on violations from the UI
// thread. The uid/pid is implicit from the Binder call, and the Window
// Manager uses that to determine whether or not the red border should
// actually be shown. (it will be ignored that pid doesn't have windows
// on screen)
void showStrictModeViolation(boolean on);
// Proxy to set the system property for whether the flashing
// should be enabled. The 'enabled' value is null or blank for
// the system default (differs per build variant) or any valid
// boolean string as parsed by SystemProperties.getBoolean().
void setStrictModeVisualIndicatorPreference(String enabled);
* Set whether screen capture is disabled for all windows of a specific user
void setScreenCaptureDisabled(int userId, boolean disabled);
// These can only be called with the SET_ORIENTATION permission.
* Update the current screen rotation based on the current state of
* the world.
* @param alwaysSendConfiguration Flag to force a new configuration to
* be evaluated. This can be used when there are other parameters in
* configuration that are changing.
* @param forceRelayout If true, the window manager will always do a relayout
* of its windows even if the rotation hasn't changed.
void updateRotation(boolean alwaysSendConfiguration, boolean forceRelayout);
* Retrieve the current screen orientation, constants as per
* {@link android.view.Surface}.
int getRotation();
* Watch the rotation of the screen. Returns the current rotation,
* calls back when it changes.
int watchRotation(IRotationWatcher watcher);
* Remove a rotation watcher set using watchRotation.
* @hide
void removeRotationWatcher(IRotationWatcher watcher);
* Determine the preferred edge of the screen to pin the compact options menu against.
* @return a Gravity value for the options menu panel
* @hide
int getPreferredOptionsPanelGravity();
* Lock the device orientation to the specified rotation, or to the
* current rotation if -1. Sensor input will be ignored until
* thawRotation() is called.
* @hide
void freezeRotation(int rotation);
* Release the orientation lock imposed by freezeRotation().
* @hide
void thawRotation();
* Gets whether the rotation is frozen.
* @return Whether the rotation is frozen.
boolean isRotationFrozen();
* Used only for assist -- request a screenshot of the current application.
boolean requestAssistScreenshot(IAssistScreenshotReceiver receiver);
* Create a screenshot of the applications currently displayed.
Bitmap screenshotApplications(IBinder appToken, int displayId, int maxWidth, int maxHeight);
* Called by the status bar to notify Views of changes to System UI visiblity.
oneway void statusBarVisibilityChanged(int visibility);
* Device has a software navigation bar (separate from the status bar).
boolean hasNavigationBar();
* Lock the device immediately with the specified options (can be null).
void lockNow(in Bundle options);
* Device is in safe mode.
boolean isSafeModeEnabled();
* Enables the screen if all conditions are met.
void enableScreenIfNeeded();
* Clears the frame statistics for a given window.
* @param token The window token.
* @return Whether the frame statistics were cleared.
boolean clearWindowContentFrameStats(IBinder token);
* Gets the content frame statistics for a given window.
* @param token The window token.
* @return The frame statistics or null if the window does not exist.
WindowContentFrameStats getWindowContentFrameStats(IBinder token);