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comparison: widget/gonk/libui/InputWindow.h
widget/gonk/libui/InputWindow.h
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- TOR_BUG_3246
- changeset 4
- fc2d59ddac77
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| -1:000000000000 | 0:a16decbdd76f |
|---|---|
| 1 /* | |
| 2 * Copyright (C) 2011 The Android Open Source Project | |
| 3 * | |
| 4 * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 * you may not use this file except in compliance with the License. | |
| 6 * You may obtain a copy of the License at | |
| 7 * | |
| 8 * http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 * | |
| 10 * Unless required by applicable law or agreed to in writing, software | |
| 11 * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 * See the License for the specific language governing permissions and | |
| 14 * limitations under the License. | |
| 15 */ | |
| 16 | |
| 17 #ifndef _UI_INPUT_WINDOW_H | |
| 18 #define _UI_INPUT_WINDOW_H | |
| 19 | |
| 20 #include "Input.h" | |
| 21 #include "InputTransport.h" | |
| 22 #include <utils/RefBase.h> | |
| 23 #include <utils/Timers.h> | |
| 24 #include <utils/String8.h> | |
| 25 | |
| 26 #include <SkRegion.h> | |
| 27 | |
| 28 #include "InputApplication.h" | |
| 29 | |
| 30 namespace android { | |
| 31 | |
| 32 /* | |
| 33 * Describes the properties of a window that can receive input. | |
| 34 */ | |
| 35 struct InputWindowInfo { | |
| 36 // Window flags from WindowManager.LayoutParams | |
| 37 enum { | |
| 38 FLAG_ALLOW_LOCK_WHILE_SCREEN_ON = 0x00000001, | |
| 39 FLAG_DIM_BEHIND = 0x00000002, | |
| 40 FLAG_BLUR_BEHIND = 0x00000004, | |
| 41 FLAG_NOT_FOCUSABLE = 0x00000008, | |
| 42 FLAG_NOT_TOUCHABLE = 0x00000010, | |
| 43 FLAG_NOT_TOUCH_MODAL = 0x00000020, | |
| 44 FLAG_TOUCHABLE_WHEN_WAKING = 0x00000040, | |
| 45 FLAG_KEEP_SCREEN_ON = 0x00000080, | |
| 46 FLAG_LAYOUT_IN_SCREEN = 0x00000100, | |
| 47 FLAG_LAYOUT_NO_LIMITS = 0x00000200, | |
| 48 FLAG_FULLSCREEN = 0x00000400, | |
| 49 FLAG_FORCE_NOT_FULLSCREEN = 0x00000800, | |
| 50 FLAG_DITHER = 0x00001000, | |
| 51 FLAG_SECURE = 0x00002000, | |
| 52 FLAG_SCALED = 0x00004000, | |
| 53 FLAG_IGNORE_CHEEK_PRESSES = 0x00008000, | |
| 54 FLAG_LAYOUT_INSET_DECOR = 0x00010000, | |
| 55 FLAG_ALT_FOCUSABLE_IM = 0x00020000, | |
| 56 FLAG_WATCH_OUTSIDE_TOUCH = 0x00040000, | |
| 57 FLAG_SHOW_WHEN_LOCKED = 0x00080000, | |
| 58 FLAG_SHOW_WALLPAPER = 0x00100000, | |
| 59 FLAG_TURN_SCREEN_ON = 0x00200000, | |
| 60 FLAG_DISMISS_KEYGUARD = 0x00400000, | |
| 61 FLAG_SPLIT_TOUCH = 0x00800000, | |
| 62 FLAG_HARDWARE_ACCELERATED = 0x01000000, | |
| 63 FLAG_HARDWARE_ACCELERATED_SYSTEM = 0x02000000, | |
| 64 FLAG_SLIPPERY = 0x04000000, | |
| 65 FLAG_NEEDS_MENU_KEY = 0x08000000, | |
| 66 FLAG_KEEP_SURFACE_WHILE_ANIMATING = 0x10000000, | |
| 67 FLAG_COMPATIBLE_WINDOW = 0x20000000, | |
| 68 FLAG_SYSTEM_ERROR = 0x40000000, | |
| 69 }; | |
| 70 | |
| 71 // Window types from WindowManager.LayoutParams | |
| 72 enum { | |
| 73 FIRST_APPLICATION_WINDOW = 1, | |
| 74 TYPE_BASE_APPLICATION = 1, | |
| 75 TYPE_APPLICATION = 2, | |
| 76 TYPE_APPLICATION_STARTING = 3, | |
| 77 LAST_APPLICATION_WINDOW = 99, | |
| 78 FIRST_SUB_WINDOW = 1000, | |
| 79 TYPE_APPLICATION_PANEL = FIRST_SUB_WINDOW, | |
| 80 TYPE_APPLICATION_MEDIA = FIRST_SUB_WINDOW+1, | |
| 81 TYPE_APPLICATION_SUB_PANEL = FIRST_SUB_WINDOW+2, | |
| 82 TYPE_APPLICATION_ATTACHED_DIALOG = FIRST_SUB_WINDOW+3, | |
| 83 TYPE_APPLICATION_MEDIA_OVERLAY = FIRST_SUB_WINDOW+4, | |
| 84 LAST_SUB_WINDOW = 1999, | |
| 85 FIRST_SYSTEM_WINDOW = 2000, | |
| 86 TYPE_STATUS_BAR = FIRST_SYSTEM_WINDOW, | |
| 87 TYPE_SEARCH_BAR = FIRST_SYSTEM_WINDOW+1, | |
| 88 TYPE_PHONE = FIRST_SYSTEM_WINDOW+2, | |
| 89 TYPE_SYSTEM_ALERT = FIRST_SYSTEM_WINDOW+3, | |
| 90 TYPE_KEYGUARD = FIRST_SYSTEM_WINDOW+4, | |
| 91 TYPE_TOAST = FIRST_SYSTEM_WINDOW+5, | |
| 92 TYPE_SYSTEM_OVERLAY = FIRST_SYSTEM_WINDOW+6, | |
| 93 TYPE_PRIORITY_PHONE = FIRST_SYSTEM_WINDOW+7, | |
| 94 TYPE_SYSTEM_DIALOG = FIRST_SYSTEM_WINDOW+8, | |
| 95 TYPE_KEYGUARD_DIALOG = FIRST_SYSTEM_WINDOW+9, | |
| 96 TYPE_SYSTEM_ERROR = FIRST_SYSTEM_WINDOW+10, | |
| 97 TYPE_INPUT_METHOD = FIRST_SYSTEM_WINDOW+11, | |
| 98 TYPE_INPUT_METHOD_DIALOG= FIRST_SYSTEM_WINDOW+12, | |
| 99 TYPE_WALLPAPER = FIRST_SYSTEM_WINDOW+13, | |
| 100 TYPE_STATUS_BAR_PANEL = FIRST_SYSTEM_WINDOW+14, | |
| 101 TYPE_SECURE_SYSTEM_OVERLAY = FIRST_SYSTEM_WINDOW+15, | |
| 102 TYPE_DRAG = FIRST_SYSTEM_WINDOW+16, | |
| 103 TYPE_STATUS_BAR_SUB_PANEL = FIRST_SYSTEM_WINDOW+17, | |
| 104 TYPE_POINTER = FIRST_SYSTEM_WINDOW+18, | |
| 105 TYPE_NAVIGATION_BAR = FIRST_SYSTEM_WINDOW+19, | |
| 106 TYPE_VOLUME_OVERLAY = FIRST_SYSTEM_WINDOW+20, | |
| 107 TYPE_BOOT_PROGRESS = FIRST_SYSTEM_WINDOW+21, | |
| 108 LAST_SYSTEM_WINDOW = 2999, | |
| 109 }; | |
| 110 | |
| 111 enum { | |
| 112 INPUT_FEATURE_DISABLE_TOUCH_PAD_GESTURES = 0x00000001, | |
| 113 INPUT_FEATURE_NO_INPUT_CHANNEL = 0x00000002, | |
| 114 INPUT_FEATURE_DISABLE_USER_ACTIVITY = 0x00000004, | |
| 115 }; | |
| 116 | |
| 117 sp<InputChannel> inputChannel; | |
| 118 String8 name; | |
| 119 int32_t layoutParamsFlags; | |
| 120 int32_t layoutParamsType; | |
| 121 nsecs_t dispatchingTimeout; | |
| 122 int32_t frameLeft; | |
| 123 int32_t frameTop; | |
| 124 int32_t frameRight; | |
| 125 int32_t frameBottom; | |
| 126 float scaleFactor; | |
| 127 SkRegion touchableRegion; | |
| 128 bool visible; | |
| 129 bool canReceiveKeys; | |
| 130 bool hasFocus; | |
| 131 bool hasWallpaper; | |
| 132 bool paused; | |
| 133 int32_t layer; | |
| 134 int32_t ownerPid; | |
| 135 int32_t ownerUid; | |
| 136 int32_t inputFeatures; | |
| 137 int32_t displayId; | |
| 138 | |
| 139 bool touchableRegionContainsPoint(int32_t x, int32_t y) const; | |
| 140 bool frameContainsPoint(int32_t x, int32_t y) const; | |
| 141 | |
| 142 /* Returns true if the window is of a trusted type that is allowed to silently | |
| 143 * overlay other windows for the purpose of implementing the secure views feature. | |
| 144 * Trusted overlays, such as IME windows, can partly obscure other windows without causing | |
| 145 * motion events to be delivered to them with AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED. | |
| 146 */ | |
| 147 bool isTrustedOverlay() const; | |
| 148 | |
| 149 bool supportsSplitTouch() const; | |
| 150 }; | |
| 151 | |
| 152 | |
| 153 /* | |
| 154 * Handle for a window that can receive input. | |
| 155 * | |
| 156 * Used by the native input dispatcher to indirectly refer to the window manager objects | |
| 157 * that describe a window. | |
| 158 */ | |
| 159 class InputWindowHandle : public RefBase { | |
| 160 public: | |
| 161 const sp<InputApplicationHandle> inputApplicationHandle; | |
| 162 | |
| 163 inline const InputWindowInfo* getInfo() const { | |
| 164 return mInfo; | |
| 165 } | |
| 166 | |
| 167 inline sp<InputChannel> getInputChannel() const { | |
| 168 return mInfo ? mInfo->inputChannel : NULL; | |
| 169 } | |
| 170 | |
| 171 inline String8 getName() const { | |
| 172 return mInfo ? mInfo->name : String8("<invalid>"); | |
| 173 } | |
| 174 | |
| 175 inline nsecs_t getDispatchingTimeout(nsecs_t defaultValue) const { | |
| 176 return mInfo ? mInfo->dispatchingTimeout : defaultValue; | |
| 177 } | |
| 178 | |
| 179 /** | |
| 180 * Requests that the state of this object be updated to reflect | |
| 181 * the most current available information about the application. | |
| 182 * | |
| 183 * This method should only be called from within the input dispatcher's | |
| 184 * critical section. | |
| 185 * | |
| 186 * Returns true on success, or false if the handle is no longer valid. | |
| 187 */ | |
| 188 virtual bool updateInfo() = 0; | |
| 189 | |
| 190 /** | |
| 191 * Releases the storage used by the associated information when it is | |
| 192 * no longer needed. | |
| 193 */ | |
| 194 void releaseInfo(); | |
| 195 | |
| 196 protected: | |
| 197 InputWindowHandle(const sp<InputApplicationHandle>& inputApplicationHandle); | |
| 198 virtual ~InputWindowHandle(); | |
| 199 | |
| 200 InputWindowInfo* mInfo; | |
| 201 }; | |
| 202 | |
| 203 } // namespace android | |
| 204 | |
| 205 #endif // _UI_INPUT_WINDOW_H |
