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widget/gonk/libui/InputWindow.h@fc2d59ddac77 (annotated)

widget/gonk/libui/InputWindow.h

Wed, 31 Dec 2014 07:22:50 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 07:22:50 +0100
branch
TOR_BUG_3246
changeset 4
fc2d59ddac77
permissions
-rw-r--r--

Correct previous dual key logic pending first delivery installment.

michael@0 1 /*
michael@0 2 * Copyright (C) 2011 The Android Open Source Project
michael@0 3 *
michael@0 4 * Licensed under the Apache License, Version 2.0 (the "License");
michael@0 5 * you may not use this file except in compliance with the License.
michael@0 6 * You may obtain a copy of the License at
michael@0 7 *
michael@0 8 * http://www.apache.org/licenses/LICENSE-2.0
michael@0 9 *
michael@0 10 * Unless required by applicable law or agreed to in writing, software
michael@0 11 * distributed under the License is distributed on an "AS IS" BASIS,
michael@0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
michael@0 13 * See the License for the specific language governing permissions and
michael@0 14 * limitations under the License.
michael@0 15 */
michael@0 16
michael@0 17 #ifndef _UI_INPUT_WINDOW_H
michael@0 18 #define _UI_INPUT_WINDOW_H
michael@0 19
michael@0 20 #include "Input.h"
michael@0 21 #include "InputTransport.h"
michael@0 22 #include <utils/RefBase.h>
michael@0 23 #include <utils/Timers.h>
michael@0 24 #include <utils/String8.h>
michael@0 25
michael@0 26 #include <SkRegion.h>
michael@0 27
michael@0 28 #include "InputApplication.h"
michael@0 29
michael@0 30 namespace android {
michael@0 31
michael@0 32 /*
michael@0 33 * Describes the properties of a window that can receive input.
michael@0 34 */
michael@0 35 struct InputWindowInfo {
michael@0 36 // Window flags from WindowManager.LayoutParams
michael@0 37 enum {
michael@0 38 FLAG_ALLOW_LOCK_WHILE_SCREEN_ON = 0x00000001,
michael@0 39 FLAG_DIM_BEHIND = 0x00000002,
michael@0 40 FLAG_BLUR_BEHIND = 0x00000004,
michael@0 41 FLAG_NOT_FOCUSABLE = 0x00000008,
michael@0 42 FLAG_NOT_TOUCHABLE = 0x00000010,
michael@0 43 FLAG_NOT_TOUCH_MODAL = 0x00000020,
michael@0 44 FLAG_TOUCHABLE_WHEN_WAKING = 0x00000040,
michael@0 45 FLAG_KEEP_SCREEN_ON = 0x00000080,
michael@0 46 FLAG_LAYOUT_IN_SCREEN = 0x00000100,
michael@0 47 FLAG_LAYOUT_NO_LIMITS = 0x00000200,
michael@0 48 FLAG_FULLSCREEN = 0x00000400,
michael@0 49 FLAG_FORCE_NOT_FULLSCREEN = 0x00000800,
michael@0 50 FLAG_DITHER = 0x00001000,
michael@0 51 FLAG_SECURE = 0x00002000,
michael@0 52 FLAG_SCALED = 0x00004000,
michael@0 53 FLAG_IGNORE_CHEEK_PRESSES = 0x00008000,
michael@0 54 FLAG_LAYOUT_INSET_DECOR = 0x00010000,
michael@0 55 FLAG_ALT_FOCUSABLE_IM = 0x00020000,
michael@0 56 FLAG_WATCH_OUTSIDE_TOUCH = 0x00040000,
michael@0 57 FLAG_SHOW_WHEN_LOCKED = 0x00080000,
michael@0 58 FLAG_SHOW_WALLPAPER = 0x00100000,
michael@0 59 FLAG_TURN_SCREEN_ON = 0x00200000,
michael@0 60 FLAG_DISMISS_KEYGUARD = 0x00400000,
michael@0 61 FLAG_SPLIT_TOUCH = 0x00800000,
michael@0 62 FLAG_HARDWARE_ACCELERATED = 0x01000000,
michael@0 63 FLAG_HARDWARE_ACCELERATED_SYSTEM = 0x02000000,
michael@0 64 FLAG_SLIPPERY = 0x04000000,
michael@0 65 FLAG_NEEDS_MENU_KEY = 0x08000000,
michael@0 66 FLAG_KEEP_SURFACE_WHILE_ANIMATING = 0x10000000,
michael@0 67 FLAG_COMPATIBLE_WINDOW = 0x20000000,
michael@0 68 FLAG_SYSTEM_ERROR = 0x40000000,
michael@0 69 };
michael@0 70
michael@0 71 // Window types from WindowManager.LayoutParams
michael@0 72 enum {
michael@0 73 FIRST_APPLICATION_WINDOW = 1,
michael@0 74 TYPE_BASE_APPLICATION = 1,
michael@0 75 TYPE_APPLICATION = 2,
michael@0 76 TYPE_APPLICATION_STARTING = 3,
michael@0 77 LAST_APPLICATION_WINDOW = 99,
michael@0 78 FIRST_SUB_WINDOW = 1000,
michael@0 79 TYPE_APPLICATION_PANEL = FIRST_SUB_WINDOW,
michael@0 80 TYPE_APPLICATION_MEDIA = FIRST_SUB_WINDOW+1,
michael@0 81 TYPE_APPLICATION_SUB_PANEL = FIRST_SUB_WINDOW+2,
michael@0 82 TYPE_APPLICATION_ATTACHED_DIALOG = FIRST_SUB_WINDOW+3,
michael@0 83 TYPE_APPLICATION_MEDIA_OVERLAY = FIRST_SUB_WINDOW+4,
michael@0 84 LAST_SUB_WINDOW = 1999,
michael@0 85 FIRST_SYSTEM_WINDOW = 2000,
michael@0 86 TYPE_STATUS_BAR = FIRST_SYSTEM_WINDOW,
michael@0 87 TYPE_SEARCH_BAR = FIRST_SYSTEM_WINDOW+1,
michael@0 88 TYPE_PHONE = FIRST_SYSTEM_WINDOW+2,
michael@0 89 TYPE_SYSTEM_ALERT = FIRST_SYSTEM_WINDOW+3,
michael@0 90 TYPE_KEYGUARD = FIRST_SYSTEM_WINDOW+4,
michael@0 91 TYPE_TOAST = FIRST_SYSTEM_WINDOW+5,
michael@0 92 TYPE_SYSTEM_OVERLAY = FIRST_SYSTEM_WINDOW+6,
michael@0 93 TYPE_PRIORITY_PHONE = FIRST_SYSTEM_WINDOW+7,
michael@0 94 TYPE_SYSTEM_DIALOG = FIRST_SYSTEM_WINDOW+8,
michael@0 95 TYPE_KEYGUARD_DIALOG = FIRST_SYSTEM_WINDOW+9,
michael@0 96 TYPE_SYSTEM_ERROR = FIRST_SYSTEM_WINDOW+10,
michael@0 97 TYPE_INPUT_METHOD = FIRST_SYSTEM_WINDOW+11,
michael@0 98 TYPE_INPUT_METHOD_DIALOG= FIRST_SYSTEM_WINDOW+12,
michael@0 99 TYPE_WALLPAPER = FIRST_SYSTEM_WINDOW+13,
michael@0 100 TYPE_STATUS_BAR_PANEL = FIRST_SYSTEM_WINDOW+14,
michael@0 101 TYPE_SECURE_SYSTEM_OVERLAY = FIRST_SYSTEM_WINDOW+15,
michael@0 102 TYPE_DRAG = FIRST_SYSTEM_WINDOW+16,
michael@0 103 TYPE_STATUS_BAR_SUB_PANEL = FIRST_SYSTEM_WINDOW+17,
michael@0 104 TYPE_POINTER = FIRST_SYSTEM_WINDOW+18,
michael@0 105 TYPE_NAVIGATION_BAR = FIRST_SYSTEM_WINDOW+19,
michael@0 106 TYPE_VOLUME_OVERLAY = FIRST_SYSTEM_WINDOW+20,
michael@0 107 TYPE_BOOT_PROGRESS = FIRST_SYSTEM_WINDOW+21,
michael@0 108 LAST_SYSTEM_WINDOW = 2999,
michael@0 109 };
michael@0 110
michael@0 111 enum {
michael@0 112 INPUT_FEATURE_DISABLE_TOUCH_PAD_GESTURES = 0x00000001,
michael@0 113 INPUT_FEATURE_NO_INPUT_CHANNEL = 0x00000002,
michael@0 114 INPUT_FEATURE_DISABLE_USER_ACTIVITY = 0x00000004,
michael@0 115 };
michael@0 116
michael@0 117 sp<InputChannel> inputChannel;
michael@0 118 String8 name;
michael@0 119 int32_t layoutParamsFlags;
michael@0 120 int32_t layoutParamsType;
michael@0 121 nsecs_t dispatchingTimeout;
michael@0 122 int32_t frameLeft;
michael@0 123 int32_t frameTop;
michael@0 124 int32_t frameRight;
michael@0 125 int32_t frameBottom;
michael@0 126 float scaleFactor;
michael@0 127 SkRegion touchableRegion;
michael@0 128 bool visible;
michael@0 129 bool canReceiveKeys;
michael@0 130 bool hasFocus;
michael@0 131 bool hasWallpaper;
michael@0 132 bool paused;
michael@0 133 int32_t layer;
michael@0 134 int32_t ownerPid;
michael@0 135 int32_t ownerUid;
michael@0 136 int32_t inputFeatures;
michael@0 137 int32_t displayId;
michael@0 138
michael@0 139 bool touchableRegionContainsPoint(int32_t x, int32_t y) const;
michael@0 140 bool frameContainsPoint(int32_t x, int32_t y) const;
michael@0 141
michael@0 142 /* Returns true if the window is of a trusted type that is allowed to silently
michael@0 143 * overlay other windows for the purpose of implementing the secure views feature.
michael@0 144 * Trusted overlays, such as IME windows, can partly obscure other windows without causing
michael@0 145 * motion events to be delivered to them with AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED.
michael@0 146 */
michael@0 147 bool isTrustedOverlay() const;
michael@0 148
michael@0 149 bool supportsSplitTouch() const;
michael@0 150 };
michael@0 151
michael@0 152
michael@0 153 /*
michael@0 154 * Handle for a window that can receive input.
michael@0 155 *
michael@0 156 * Used by the native input dispatcher to indirectly refer to the window manager objects
michael@0 157 * that describe a window.
michael@0 158 */
michael@0 159 class InputWindowHandle : public RefBase {
michael@0 160 public:
michael@0 161 const sp<InputApplicationHandle> inputApplicationHandle;
michael@0 162
michael@0 163 inline const InputWindowInfo* getInfo() const {
michael@0 164 return mInfo;
michael@0 165 }
michael@0 166
michael@0 167 inline sp<InputChannel> getInputChannel() const {
michael@0 168 return mInfo ? mInfo->inputChannel : NULL;
michael@0 169 }
michael@0 170
michael@0 171 inline String8 getName() const {
michael@0 172 return mInfo ? mInfo->name : String8("<invalid>");
michael@0 173 }
michael@0 174
michael@0 175 inline nsecs_t getDispatchingTimeout(nsecs_t defaultValue) const {
michael@0 176 return mInfo ? mInfo->dispatchingTimeout : defaultValue;
michael@0 177 }
michael@0 178
michael@0 179 /**
michael@0 180 * Requests that the state of this object be updated to reflect
michael@0 181 * the most current available information about the application.
michael@0 182 *
michael@0 183 * This method should only be called from within the input dispatcher's
michael@0 184 * critical section.
michael@0 185 *
michael@0 186 * Returns true on success, or false if the handle is no longer valid.
michael@0 187 */
michael@0 188 virtual bool updateInfo() = 0;
michael@0 189
michael@0 190 /**
michael@0 191 * Releases the storage used by the associated information when it is
michael@0 192 * no longer needed.
michael@0 193 */
michael@0 194 void releaseInfo();
michael@0 195
michael@0 196 protected:
michael@0 197 InputWindowHandle(const sp<InputApplicationHandle>& inputApplicationHandle);
michael@0 198 virtual ~InputWindowHandle();
michael@0 199
michael@0 200 InputWindowInfo* mInfo;
michael@0 201 };
michael@0 202
michael@0 203 } // namespace android
michael@0 204
michael@0 205 #endif // _UI_INPUT_WINDOW_H

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