diff options
Diffstat (limited to 'include/ui/InputDispatchPolicy.h')
| -rw-r--r-- | include/ui/InputDispatchPolicy.h | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/include/ui/InputDispatchPolicy.h b/include/ui/InputDispatchPolicy.h deleted file mode 100644 index 3546813..0000000 --- a/include/ui/InputDispatchPolicy.h +++ /dev/null @@ -1,198 +0,0 @@ -/* - * Copyright (C) 2010 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_DISPATCH_POLICY_H -#define _UI_INPUT_DISPATCH_POLICY_H - -/** - * Native input dispatch policy. - */ - -#include <ui/Input.h> -#include <utils/Errors.h> -#include <utils/Vector.h> -#include <utils/Timers.h> -#include <utils/RefBase.h> -#include <utils/String8.h> - -namespace android { - -class InputChannel; - -/* - * An input target specifies how an input event is to be dispatched to a particular window - * including the window's input channel, control flags, a timeout, and an X / Y offset to - * be added to input event coordinates to compensate for the absolute position of the - * window area. - */ -struct InputTarget { - enum { - /* This flag indicates that subsequent event delivery should be held until the - * current event is delivered to this target or a timeout occurs. */ - FLAG_SYNC = 0x01, - - /* This flag indicates that a MotionEvent with ACTION_DOWN falls outside of the area of - * this target and so should instead be delivered as an ACTION_OUTSIDE to this target. */ - FLAG_OUTSIDE = 0x02, - - /* This flag indicates that a KeyEvent or MotionEvent is being canceled. - * In the case of a key event, it should be delivered with KeyEvent.FLAG_CANCELED set. - * In the case of a motion event, it should be delivered as MotionEvent.ACTION_CANCEL. */ - FLAG_CANCEL = 0x04 - }; - - // The input channel to be targeted. - sp<InputChannel> inputChannel; - - // Flags for the input target. - int32_t flags; - - // The timeout for event delivery to this target in nanoseconds. Or -1 if none. - nsecs_t timeout; - - // The x and y offset to add to a MotionEvent as it is delivered. - // (ignored for KeyEvents) - float xOffset, yOffset; -}; - -/* - * Input dispatch policy interface. - * - * The input dispatch policy is used by the input dispatcher to interact with the - * Window Manager and other system components. This separation of concerns keeps - * the input dispatcher relatively free of special case logic such as is required - * to determine the target of iput events, when to wake the device, how to interact - * with key guard, and when to transition to the home screen. - * - * The actual implementation is partially supported by callbacks into the DVM - * via JNI. This class is also mocked in the input dispatcher unit tests since - * it is an ideal test seam. - */ -class InputDispatchPolicyInterface : public virtual RefBase { -protected: - InputDispatchPolicyInterface() { } - virtual ~InputDispatchPolicyInterface() { } - -public: - enum { - ROTATION_0 = 0, - ROTATION_90 = 1, - ROTATION_180 = 2, - ROTATION_270 = 3 - }; - - enum { - // The input dispatcher should do nothing and discard the input unless other - // flags are set. - ACTION_NONE = 0, - - // The input dispatcher should dispatch the input to the application. - ACTION_DISPATCH = 0x00000001, - - // The input dispatcher should perform special filtering in preparation for - // a pending app switch. - ACTION_APP_SWITCH_COMING = 0x00000002, - - // The input dispatcher should add POLICY_FLAG_WOKE_HERE to the policy flags it - // passes through the dispatch pipeline. - ACTION_WOKE_HERE = 0x00000004, - - // The input dispatcher should add POLICY_FLAG_BRIGHT_HERE to the policy flags it - // passes through the dispatch pipeline. - ACTION_BRIGHT_HERE = 0x00000008 - }; - - enum { - TOUCHSCREEN_UNDEFINED = 0, - TOUCHSCREEN_NOTOUCH = 1, - TOUCHSCREEN_STYLUS = 2, - TOUCHSCREEN_FINGER = 3 - }; - - enum { - KEYBOARD_UNDEFINED = 0, - KEYBOARD_NOKEYS = 1, - KEYBOARD_QWERTY = 2, - KEYBOARD_12KEY = 3 - }; - - enum { - NAVIGATION_UNDEFINED = 0, - NAVIGATION_NONAV = 1, - NAVIGATION_DPAD = 2, - NAVIGATION_TRACKBALL = 3, - NAVIGATION_WHEEL = 4 - }; - - struct VirtualKeyDefinition { - int32_t scanCode; - - // configured position data, specified in display coords - int32_t centerX; - int32_t centerY; - int32_t width; - int32_t height; - }; - - /* Gets information about the display with the specified id. - * Returns true if the display info is available, false otherwise. - */ - virtual bool getDisplayInfo(int32_t displayId, - int32_t* width, int32_t* height, int32_t* orientation) = 0; - - virtual void notifyConfigurationChanged(nsecs_t when, - int32_t touchScreenConfig, int32_t keyboardConfig, int32_t navigationConfig) = 0; - - virtual void notifyLidSwitchChanged(nsecs_t when, bool lidOpen) = 0; - - virtual void virtualKeyFeedback(nsecs_t when, int32_t deviceId, - int32_t action, int32_t flags, int32_t keyCode, - int32_t scanCode, int32_t metaState, nsecs_t downTime) = 0; - - virtual int32_t interceptKey(nsecs_t when, int32_t deviceId, - bool down, int32_t keyCode, int32_t scanCode, uint32_t policyFlags) = 0; - - virtual int32_t interceptTrackball(nsecs_t when, bool buttonChanged, bool buttonDown, - bool rolled) = 0; - - virtual int32_t interceptTouch(nsecs_t when) = 0; - - virtual bool allowKeyRepeat() = 0; - virtual nsecs_t getKeyRepeatTimeout() = 0; - - virtual void getKeyEventTargets(KeyEvent* keyEvent, uint32_t policyFlags, - Vector<InputTarget>& outTargets) = 0; - virtual void getMotionEventTargets(MotionEvent* motionEvent, uint32_t policyFlags, - Vector<InputTarget>& outTargets) = 0; - - /* Determine whether to turn on some hacks we have to improve the touch interaction with a - * certain device whose screen currently is not all that good. - */ - virtual bool filterTouchEvents() = 0; - - /* Determine whether to turn on some hacks to improve touch interaction with another device - * where touch coordinate data can get corrupted. - */ - virtual bool filterJumpyTouchEvents() = 0; - - virtual void getVirtualKeyDefinitions(const String8& deviceName, - Vector<VirtualKeyDefinition>& outVirtualKeyDefinitions) = 0; - virtual void getExcludedDeviceNames(Vector<String8>& outExcludedDeviceNames) = 0; -}; - -} // namespace android - -#endif // _UI_INPUT_DISPATCH_POLICY_H |