core/java/android/view/IWindow.aidl

/* //device/java/android/android/view/IWindow.aidl
**
** Copyright 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.view;

import android.graphics.Point;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.ParcelFileDescriptor;
import android.util.MergedConfiguration;
import android.view.DisplayCutout;
import android.view.DragEvent;
import android.view.InsetsSourceControl;
import android.view.InsetsState;
import android.view.IScrollCaptureController;
import android.view.KeyEvent;
import android.view.MotionEvent;

import com.android.internal.os.IResultReceiver;

/**
 * API back to a client window that the Window Manager uses to inform it of
 * interesting things happening.
 *
 * {@hide}
 */
oneway interface IWindow {
    /**
     * ===== NOTICE =====
     * The first method must remain the first method. Scripts
     * and tools rely on their transaction number to work properly.
     */

    /**
     * Invoked by the view server to tell a window to execute the specified
     * command. Any response from the receiver must be sent through the
     * specified file descriptor.
     */
    void executeCommand(String command, String parameters, in ParcelFileDescriptor descriptor);

    void resized(in Rect frame, in Rect contentInsets,
            in Rect visibleInsets, in Rect stableInsets, boolean reportDraw,
            in MergedConfiguration newMergedConfiguration, in Rect backDropFrame,
            boolean forceLayout, boolean alwaysConsumeSystemBars, int displayId,
            in DisplayCutout.ParcelableWrapper displayCutout);

    /**
     * Called when the window location in parent display has changed. The offset will only be a
     * nonzero value if the window is on an embedded display that is re-parented to another window.
     */
    void locationInParentDisplayChanged(in Point offset);

    /**
     * Called when the window insets configuration has changed.
     */
    void insetsChanged(in InsetsState insetsState);

    /**
     * Called when this window retrieved control over a specified set of insets sources.
     */
    void insetsControlChanged(in InsetsState insetsState, in InsetsSourceControl[] activeControls);

    /**
     * Called when a set of insets source window should be shown by policy.
     *
     * @param types internal insets types (WindowInsets.Type.InsetsType) to show
     * @param fromIme true if this request originated from IME (InputMethodService).
     */
    void showInsets(int types, boolean fromIme);

    /**
     * Called when a set of insets source window should be hidden by policy.
     *
     * @param types internal insets types (WindowInsets.Type.InsetsType) to hide
     * @param fromIme true if this request originated from IME (InputMethodService).
     */
    void hideInsets(int types, boolean fromIme);

    void moved(int newX, int newY);
    void dispatchAppVisibility(boolean visible);
    void dispatchGetNewSurface();

    /**
     * Tell the window that it is either gaining or losing focus.  Keep it up
     * to date on the current state showing navigational focus (touch mode) too.
     */
    void windowFocusChanged(boolean hasFocus, boolean inTouchMode);

    void closeSystemDialogs(String reason);

    /**
     * Called for wallpaper windows when their offsets or zoom level change.
     */
    void dispatchWallpaperOffsets(float x, float y, float xStep, float yStep, float zoom, boolean sync);

    void dispatchWallpaperCommand(String action, int x, int y,
            int z, in Bundle extras, boolean sync);

    /**
     * Drag/drop events
     */
    void dispatchDragEvent(in DragEvent event);

    /**
     * Pointer icon events
     */
    void updatePointerIcon(float x, float y);

    /**
     * System chrome visibility changes
     */
    void dispatchSystemUiVisibilityChanged(int seq, int globalVisibility,
            int localValue, int localChanges);

    /**
     * Called for non-application windows when the enter animation has completed.
     */
    void dispatchWindowShown();

    /**
     * Called when Keyboard Shortcuts are requested for the window.
     */
    void requestAppKeyboardShortcuts(IResultReceiver receiver, int deviceId);

    /**
     * Tell the window that it is either gaining or losing pointer capture.
     */
    void dispatchPointerCaptureChanged(boolean hasCapture);

    /**
     * Called when Scroll Capture support is requested for a window.
     *
     * @param controller the controller to receive responses
     */
    void requestScrollCapture(in IScrollCaptureController controller);
}