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/*
* Copyright (C) 2011 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.
*/
#ifndef _UI_INPUT_WINDOW_H
#define _UI_INPUT_WINDOW_H
#include <ui/Input.h>
#include <ui/InputTransport.h>
#include <utils/RefBase.h>
#include <utils/Timers.h>
#include <utils/String8.h>
#include <SkRegion.h>
#include "InputApplication.h"
namespace android {
/*
* A handle to a window that can receive input.
* Used by the native input dispatcher to indirectly refer to the window manager objects
* that describe a window.
*/
class InputWindowHandle : public RefBase {
protected:
InputWindowHandle(const sp<InputApplicationHandle>& inputApplicationHandle) :
mInputApplicationHandle(inputApplicationHandle) { }
virtual ~InputWindowHandle() { }
public:
inline sp<InputApplicationHandle> getInputApplicationHandle() {
return mInputApplicationHandle;
}
private:
sp<InputApplicationHandle> mInputApplicationHandle;
};
/*
* An input window describes the bounds of a window that can receive input.
*/
struct InputWindow {
// Window flags from WindowManager.LayoutParams
enum {
FLAG_ALLOW_LOCK_WHILE_SCREEN_ON = 0x00000001,
FLAG_DIM_BEHIND = 0x00000002,
FLAG_BLUR_BEHIND = 0x00000004,
FLAG_NOT_FOCUSABLE = 0x00000008,
FLAG_NOT_TOUCHABLE = 0x00000010,
FLAG_NOT_TOUCH_MODAL = 0x00000020,
FLAG_TOUCHABLE_WHEN_WAKING = 0x00000040,
FLAG_KEEP_SCREEN_ON = 0x00000080,
FLAG_LAYOUT_IN_SCREEN = 0x00000100,
FLAG_LAYOUT_NO_LIMITS = 0x00000200,
FLAG_FULLSCREEN = 0x00000400,
FLAG_FORCE_NOT_FULLSCREEN = 0x00000800,
FLAG_DITHER = 0x00001000,
FLAG_SECURE = 0x00002000,
FLAG_SCALED = 0x00004000,
FLAG_IGNORE_CHEEK_PRESSES = 0x00008000,
FLAG_LAYOUT_INSET_DECOR = 0x00010000,
FLAG_ALT_FOCUSABLE_IM = 0x00020000,
FLAG_WATCH_OUTSIDE_TOUCH = 0x00040000,
FLAG_SHOW_WHEN_LOCKED = 0x00080000,
FLAG_SHOW_WALLPAPER = 0x00100000,
FLAG_TURN_SCREEN_ON = 0x00200000,
FLAG_DISMISS_KEYGUARD = 0x00400000,
FLAG_SPLIT_TOUCH = 0x00800000,
FLAG_KEEP_SURFACE_WHILE_ANIMATING = 0x10000000,
FLAG_COMPATIBLE_WINDOW = 0x20000000,
FLAG_SYSTEM_ERROR = 0x40000000,
};
// Window types from WindowManager.LayoutParams
enum {
FIRST_APPLICATION_WINDOW = 1,
TYPE_BASE_APPLICATION = 1,
TYPE_APPLICATION = 2,
TYPE_APPLICATION_STARTING = 3,
LAST_APPLICATION_WINDOW = 99,
FIRST_SUB_WINDOW = 1000,
TYPE_APPLICATION_PANEL = FIRST_SUB_WINDOW,
TYPE_APPLICATION_MEDIA = FIRST_SUB_WINDOW+1,
TYPE_APPLICATION_SUB_PANEL = FIRST_SUB_WINDOW+2,
TYPE_APPLICATION_ATTACHED_DIALOG = FIRST_SUB_WINDOW+3,
TYPE_APPLICATION_MEDIA_OVERLAY = FIRST_SUB_WINDOW+4,
LAST_SUB_WINDOW = 1999,
FIRST_SYSTEM_WINDOW = 2000,
TYPE_STATUS_BAR = FIRST_SYSTEM_WINDOW,
TYPE_SEARCH_BAR = FIRST_SYSTEM_WINDOW+1,
TYPE_PHONE = FIRST_SYSTEM_WINDOW+2,
TYPE_SYSTEM_ALERT = FIRST_SYSTEM_WINDOW+3,
TYPE_KEYGUARD = FIRST_SYSTEM_WINDOW+4,
TYPE_TOAST = FIRST_SYSTEM_WINDOW+5,
TYPE_SYSTEM_OVERLAY = FIRST_SYSTEM_WINDOW+6,
TYPE_PRIORITY_PHONE = FIRST_SYSTEM_WINDOW+7,
TYPE_SYSTEM_DIALOG = FIRST_SYSTEM_WINDOW+8,
TYPE_KEYGUARD_DIALOG = FIRST_SYSTEM_WINDOW+9,
TYPE_SYSTEM_ERROR = FIRST_SYSTEM_WINDOW+10,
TYPE_INPUT_METHOD = FIRST_SYSTEM_WINDOW+11,
TYPE_INPUT_METHOD_DIALOG= FIRST_SYSTEM_WINDOW+12,
TYPE_WALLPAPER = FIRST_SYSTEM_WINDOW+13,
TYPE_STATUS_BAR_SUB_PANEL = FIRST_SYSTEM_WINDOW+14,
TYPE_SECURE_SYSTEM_OVERLAY = FIRST_SYSTEM_WINDOW+15,
TYPE_DRAG = FIRST_SYSTEM_WINDOW+16,
TYPE_STATUS_BAR_PANEL = FIRST_SYSTEM_WINDOW+17,
LAST_SYSTEM_WINDOW = 2999,
};
sp<InputWindowHandle> inputWindowHandle;
sp<InputChannel> inputChannel;
String8 name;
int32_t layoutParamsFlags;
int32_t layoutParamsType;
nsecs_t dispatchingTimeout;
int32_t frameLeft;
int32_t frameTop;
int32_t frameRight;
int32_t frameBottom;
SkRegion touchableRegion;
bool visible;
bool canReceiveKeys;
bool hasFocus;
bool hasWallpaper;
bool paused;
int32_t layer;
int32_t ownerPid;
int32_t ownerUid;
bool touchableRegionContainsPoint(int32_t x, int32_t y) const;
bool frameContainsPoint(int32_t x, int32_t y) const;
/* Returns true if the window is of a trusted type that is allowed to silently
* overlay other windows for the purpose of implementing the secure views feature.
* Trusted overlays, such as IME windows, can partly obscure other windows without causing
* motion events to be delivered to them with AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED.
*/
bool isTrustedOverlay() const;
bool supportsSplitTouch() const;
};
} // namespace android
#endif // _UI_INPUT_WINDOW_H
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