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/* //device/java/android/android/view/IWindowSession.aidl
**
** 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
**
** 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.view;
import android.content.ClipData;
import android.content.res.Configuration;
import android.graphics.Rect;
import android.graphics.Region;
import android.os.Bundle;
import android.view.InputChannel;
import android.view.IWindow;
import android.view.MotionEvent;
import android.view.WindowManager;
import android.view.Surface;
/**
* System private per-application interface to the window manager.
*
* {@hide}
*/
interface IWindowSession {
int add(IWindow window, in WindowManager.LayoutParams attrs,
in int viewVisibility, out Rect outContentInsets,
out InputChannel outInputChannel);
int addWithoutInputChannel(IWindow window, in WindowManager.LayoutParams attrs,
in int viewVisibility, out Rect outContentInsets);
void remove(IWindow window);
/**
* Change the parameters of a window. You supply the
* new parameters, it returns the new frame of the window on screen (the
* position should be ignored) and surface of the window. The surface
* will be invalid if the window is currently hidden, else you can use it
* to draw the window's contents.
*
* @param window The window being modified.
* @param attrs If non-null, new attributes to apply to the window.
* @param requestedWidth The width the window wants to be.
* @param requestedHeight The height the window wants to be.
* @param viewVisibility Window root view's visibility.
* @param insetsPending Set to true if the client will be later giving
* internal insets; as a result, the window will not impact other window
* layouts until the insets are given.
* @param outFrame Rect in which is placed the new position/size on
* screen.
* @param outContentInsets Rect in which is placed the offsets from
* <var>outFrame</var> in which the content of the window should be
* placed. This can be used to modify the window layout to ensure its
* contents are visible to the user, taking into account system windows
* like the status bar or a soft keyboard.
* @param outVisibleInsets Rect in which is placed the offsets from
* <var>outFrame</var> in which the window is actually completely visible
* to the user. This can be used to temporarily scroll the window's
* contents to make sure the user can see it. This is different than
* <var>outContentInsets</var> in that these insets change transiently,
* so complex relayout of the window should not happen based on them.
* @param outConfiguration New configuration of window, if it is now
* becoming visible and the global configuration has changed since it
* was last displayed.
* @param outSurface Object in which is placed the new display surface.
*
* @return int Result flags: {@link WindowManagerImpl#RELAYOUT_SHOW_FOCUS},
* {@link WindowManagerImpl#RELAYOUT_FIRST_TIME}.
*/
int relayout(IWindow window, in WindowManager.LayoutParams attrs,
int requestedWidth, int requestedHeight, int viewVisibility,
boolean insetsPending, out Rect outFrame, out Rect outContentInsets,
out Rect outVisibleInsets, out Configuration outConfig,
out Surface outSurface);
/**
* Give the window manager a hint of the part of the window that is
* completely transparent, allowing it to work with the surface flinger
* to optimize compositing of this part of the window.
*/
void setTransparentRegion(IWindow window, in Region region);
/**
* Tell the window manager about the content and visible insets of the
* given window, which can be used to adjust the <var>outContentInsets</var>
* and <var>outVisibleInsets</var> values returned by
* {@link #relayout relayout()} for windows behind this one.
*
* @param touchableInsets Controls which part of the window inside of its
* frame can receive pointer events, as defined by
* {@link android.view.ViewTreeObserver.InternalInsetsInfo}.
*/
void setInsets(IWindow window, int touchableInsets, in Rect contentInsets,
in Rect visibleInsets, in Region touchableRegion);
/**
* Return the current display size in which the window is being laid out,
* accounting for screen decorations around it.
*/
void getDisplayFrame(IWindow window, out Rect outDisplayFrame);
void finishDrawing(IWindow window);
void setInTouchMode(boolean showFocus);
boolean getInTouchMode();
boolean performHapticFeedback(IWindow window, int effectId, boolean always);
/**
* Allocate the drag's thumbnail surface. Also assigns a token that identifies
* the drag to the OS and passes that as the return value. A return value of
* null indicates failure.
*/
IBinder prepareDrag(IWindow window, int flags,
int thumbnailWidth, int thumbnailHeight, out Surface outSurface);
/**
* Initiate the drag operation itself
*/
boolean performDrag(IWindow window, IBinder dragToken, float touchX, float touchY,
float thumbCenterX, float thumbCenterY, in ClipData data);
/**
* Report the result of a drop action targeted to the given window.
* consumed is 'true' when the drop was accepted by a valid recipient,
* 'false' otherwise.
*/
void reportDropResult(IWindow window, boolean consumed);
/**
* Tell the OS that we've just dragged into a View that is willing to accept the drop
*/
void dragRecipientEntered(IWindow window);
/**
* Tell the OS that we've just dragged *off* of a View that was willing to accept the drop
*/
void dragRecipientExited(IWindow window);
/**
* For windows with the wallpaper behind them, and the wallpaper is
* larger than the screen, set the offset within the screen.
* For multi screen launcher type applications, xstep and ystep indicate
* how big the increment is from one screen to another.
*/
void setWallpaperPosition(IBinder windowToken, float x, float y, float xstep, float ystep);
void wallpaperOffsetsComplete(IBinder window);
Bundle sendWallpaperCommand(IBinder window, String action, int x, int y,
int z, in Bundle extras, boolean sync);
void wallpaperCommandComplete(IBinder window, in Bundle result);
}
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