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/**
* 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 android.app;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.ParcelFileDescriptor;
import android.app.IWallpaperManagerCallback;
import android.app.WallpaperInfo;
import android.content.ComponentName;
import android.app.WallpaperColors;
/** @hide */
interface IWallpaperManager {
/**
* Set the wallpaper for the current user.
*
* If 'extras' is non-null, on successful return it will contain:
* EXTRA_SET_WALLPAPER_ID : integer ID that the new wallpaper will have
*
* 'which' is some combination of:
* FLAG_SET_SYSTEM
* FLAG_SET_LOCK
*
* A 'null' cropHint rectangle is explicitly permitted as a sentinel for "whatever
* the source image's bounding rect is."
*
* The completion callback's "onWallpaperChanged()" method is invoked when the
* new wallpaper content is ready to display.
*/
ParcelFileDescriptor setWallpaper(String name, in String callingPackage,
in Rect cropHint, boolean allowBackup, out Bundle extras, int which,
IWallpaperManagerCallback completion, int userId);
/**
* Set the live wallpaper. This only affects the system wallpaper.
*/
void setWallpaperComponentChecked(in ComponentName name, in String callingPackage, int userId);
/**
* Set the live wallpaper. This only affects the system wallpaper.
*/
@UnsupportedAppUsage
void setWallpaperComponent(in ComponentName name);
/**
* Get the wallpaper for a given user.
*/
@UnsupportedAppUsage
ParcelFileDescriptor getWallpaper(String callingPkg, IWallpaperManagerCallback cb, int which,
out Bundle outParams, int userId);
/**
* Retrieve the given user's current wallpaper ID of the given kind.
*/
int getWallpaperIdForUser(int which, int userId);
/**
* If the current system wallpaper is a live wallpaper component, return the
* information about that wallpaper. Otherwise, if it is a static image,
* simply return null.
*/
@UnsupportedAppUsage
WallpaperInfo getWallpaperInfo(int userId);
/**
* Clear the system wallpaper.
*/
void clearWallpaper(in String callingPackage, int which, int userId);
/**
* Return whether the current system wallpaper has the given name.
*/
@UnsupportedAppUsage
boolean hasNamedWallpaper(String name);
/**
* Sets the dimension hint for the wallpaper. These hints indicate the desired
* minimum width and height for the wallpaper in a particular display.
*/
void setDimensionHints(in int width, in int height, in String callingPackage, int displayId);
/**
* Returns the desired minimum width for the wallpaper in a particular display.
*/
@UnsupportedAppUsage
int getWidthHint(int displayId);
/**
* Returns the desired minimum height for the wallpaper in a particular display.
*/
@UnsupportedAppUsage
int getHeightHint(int displayId);
/**
* Sets extra padding that we would like the wallpaper to have outside of the display.
*/
void setDisplayPadding(in Rect padding, in String callingPackage, int displayId);
/**
* Returns the name of the wallpaper. Private API.
*/
String getName();
/**
* Informs the service that wallpaper settings have been restored. Private API.
*/
void settingsRestored();
/**
* Check whether wallpapers are supported for the calling user.
*/
boolean isWallpaperSupported(in String callingPackage);
/**
* Check whether setting of wallpapers are allowed for the calling user.
*/
boolean isSetWallpaperAllowed(in String callingPackage);
/*
* Backup: is the current system wallpaper image eligible for off-device backup?
*/
boolean isWallpaperBackupEligible(int which, int userId);
/*
* Keyguard: register a callback for being notified that lock-state relevant
* wallpaper content has changed.
*/
boolean setLockWallpaperCallback(IWallpaperManagerCallback cb);
/**
* Returns the colors used by the lock screen or system wallpaper.
*
* @param which either {@link WallpaperManager#FLAG_LOCK}
* or {@link WallpaperManager#FLAG_SYSTEM}
* @param displayId Which display is interested
* @return colors of chosen wallpaper
*/
WallpaperColors getWallpaperColors(int which, int userId, int displayId);
/**
* Register a callback to receive color updates from a display
*/
void registerWallpaperColorsCallback(IWallpaperManagerCallback cb, int userId, int displayId);
/**
* Unregister a callback that was receiving color updates from a display
*/
void unregisterWallpaperColorsCallback(IWallpaperManagerCallback cb, int userId, int displayId);
/**
* Called from SystemUI when it shows the AoD UI.
*/
oneway void setInAmbientMode(boolean inAmbientMode, long animationDuration);
}
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