Examples with InputDevice android.view.InputDevice used on opensource projects

Example 26 with InputDevice

use of android.view.InputDevice in project android_frameworks_base by AOSPA.

the class InputManager method onInputDevicesChanged.

private void onInputDevicesChanged(int[] deviceIdAndGeneration) {
    if (DEBUG) {
        Log.d(TAG, "Received input devices changed.");
    }
    synchronized (mInputDevicesLock) {
        for (int i = mInputDevices.size(); --i > 0; ) {
            final int deviceId = mInputDevices.keyAt(i);
            if (!containsDeviceId(deviceIdAndGeneration, deviceId)) {
                if (DEBUG) {
                    Log.d(TAG, "Device removed: " + deviceId);
                }
                mInputDevices.removeAt(i);
                sendMessageToInputDeviceListenersLocked(MSG_DEVICE_REMOVED, deviceId);
            }
        }
        for (int i = 0; i < deviceIdAndGeneration.length; i += 2) {
            final int deviceId = deviceIdAndGeneration[i];
            int index = mInputDevices.indexOfKey(deviceId);
            if (index >= 0) {
                final InputDevice device = mInputDevices.valueAt(index);
                if (device != null) {
                    final int generation = deviceIdAndGeneration[i + 1];
                    if (device.getGeneration() != generation) {
                        if (DEBUG) {
                            Log.d(TAG, "Device changed: " + deviceId);
                        }
                        mInputDevices.setValueAt(index, null);
                        sendMessageToInputDeviceListenersLocked(MSG_DEVICE_CHANGED, deviceId);
                    }
                }
            } else {
                if (DEBUG) {
                    Log.d(TAG, "Device added: " + deviceId);
                }
                mInputDevices.put(deviceId, null);
                sendMessageToInputDeviceListenersLocked(MSG_DEVICE_ADDED, deviceId);
            }
        }
    }
}

Example 27 with InputDevice

use of android.view.InputDevice in project android_frameworks_base by AOSPA.

the class InputManager method getInputDevice.

/**
     * Gets information about the input device with the specified id.
     * @param id The device id.
     * @return The input device or null if not found.
     */
public InputDevice getInputDevice(int id) {
    synchronized (mInputDevicesLock) {
        populateInputDevicesLocked();
        int index = mInputDevices.indexOfKey(id);
        if (index < 0) {
            return null;
        }
        InputDevice inputDevice = mInputDevices.valueAt(index);
        if (inputDevice == null) {
            try {
                inputDevice = mIm.getInputDevice(id);
            } catch (RemoteException ex) {
                throw ex.rethrowFromSystemServer();
            }
            if (inputDevice != null) {
                mInputDevices.setValueAt(index, inputDevice);
            }
        }
        return inputDevice;
    }
}

Example 28 with InputDevice

use of android.view.InputDevice in project android_frameworks_base by AOSPA.

the class MLand method getGameControllers.

public ArrayList getGameControllers() {
    mGameControllers.clear();
    int[] deviceIds = InputDevice.getDeviceIds();
    for (int deviceId : deviceIds) {
        InputDevice dev = InputDevice.getDevice(deviceId);
        if (isGamePad(dev)) {
            if (!mGameControllers.contains(deviceId)) {
                mGameControllers.add(deviceId);
            }
        }
    }
    return mGameControllers;
}

Example 29 with InputDevice

use of android.view.InputDevice in project android_frameworks_base by AOSPA.

the class PointerLocationView method onPointerEvent.

@Override
public void onPointerEvent(MotionEvent event) {
    final int action = event.getAction();
    int NP = mPointers.size();
    if (action == MotionEvent.ACTION_DOWN || (action & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_POINTER_DOWN) {
        final int index = (action & MotionEvent.ACTION_POINTER_INDEX_MASK) >> // will be 0 for down
        MotionEvent.ACTION_POINTER_INDEX_SHIFT;
        if (action == MotionEvent.ACTION_DOWN) {
            for (int p = 0; p < NP; p++) {
                final PointerState ps = mPointers.get(p);
                ps.clearTrace();
                ps.mCurDown = false;
            }
            mCurDown = true;
            mCurNumPointers = 0;
            mMaxNumPointers = 0;
            mVelocity.clear();
            if (mAltVelocity != null) {
                mAltVelocity.clear();
            }
        }
        mCurNumPointers += 1;
        if (mMaxNumPointers < mCurNumPointers) {
            mMaxNumPointers = mCurNumPointers;
        }
        final int id = event.getPointerId(index);
        while (NP <= id) {
            PointerState ps = new PointerState();
            mPointers.add(ps);
            NP++;
        }
        if (mActivePointerId < 0 || !mPointers.get(mActivePointerId).mCurDown) {
            mActivePointerId = id;
        }
        final PointerState ps = mPointers.get(id);
        ps.mCurDown = true;
        InputDevice device = InputDevice.getDevice(event.getDeviceId());
        ps.mHasBoundingBox = device != null && device.getMotionRange(MotionEvent.AXIS_GENERIC_1) != null;
    }
    final int NI = event.getPointerCount();
    mVelocity.addMovement(event);
    mVelocity.computeCurrentVelocity(1);
    if (mAltVelocity != null) {
        mAltVelocity.addMovement(event);
        mAltVelocity.computeCurrentVelocity(1);
    }
    final int N = event.getHistorySize();
    for (int historyPos = 0; historyPos < N; historyPos++) {
        for (int i = 0; i < NI; i++) {
            final int id = event.getPointerId(i);
            final PointerState ps = mCurDown ? mPointers.get(id) : null;
            final PointerCoords coords = ps != null ? ps.mCoords : mTempCoords;
            event.getHistoricalPointerCoords(i, historyPos, coords);
            if (mPrintCoords) {
                logCoords("Pointer", action, i, coords, id, event);
            }
            if (ps != null) {
                ps.addTrace(coords.x, coords.y, false);
            }
        }
    }
    for (int i = 0; i < NI; i++) {
        final int id = event.getPointerId(i);
        final PointerState ps = mCurDown ? mPointers.get(id) : null;
        final PointerCoords coords = ps != null ? ps.mCoords : mTempCoords;
        event.getPointerCoords(i, coords);
        if (mPrintCoords) {
            logCoords("Pointer", action, i, coords, id, event);
        }
        if (ps != null) {
            ps.addTrace(coords.x, coords.y, true);
            ps.mXVelocity = mVelocity.getXVelocity(id);
            ps.mYVelocity = mVelocity.getYVelocity(id);
            mVelocity.getEstimator(id, ps.mEstimator);
            if (mAltVelocity != null) {
                ps.mAltXVelocity = mAltVelocity.getXVelocity(id);
                ps.mAltYVelocity = mAltVelocity.getYVelocity(id);
                mAltVelocity.getEstimator(id, ps.mAltEstimator);
            }
            ps.mToolType = event.getToolType(i);
            if (ps.mHasBoundingBox) {
                ps.mBoundingLeft = event.getAxisValue(MotionEvent.AXIS_GENERIC_1, i);
                ps.mBoundingTop = event.getAxisValue(MotionEvent.AXIS_GENERIC_2, i);
                ps.mBoundingRight = event.getAxisValue(MotionEvent.AXIS_GENERIC_3, i);
                ps.mBoundingBottom = event.getAxisValue(MotionEvent.AXIS_GENERIC_4, i);
            }
        }
    }
    if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL || (action & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_POINTER_UP) {
        final int index = (action & MotionEvent.ACTION_POINTER_INDEX_MASK) >> // will be 0 for UP
        MotionEvent.ACTION_POINTER_INDEX_SHIFT;
        final int id = event.getPointerId(index);
        final PointerState ps = mPointers.get(id);
        ps.mCurDown = false;
        if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) {
            mCurDown = false;
            mCurNumPointers = 0;
        } else {
            mCurNumPointers -= 1;
            if (mActivePointerId == id) {
                mActivePointerId = event.getPointerId(index == 0 ? 1 : 0);
            }
            ps.addTrace(Float.NaN, Float.NaN, false);
        }
    }
    invalidate();
}

Example 30 with InputDevice

use of android.view.InputDevice in project android_frameworks_base by AOSPA.

the class KeyboardShortcuts method retrieveKeyCharacterMap.

/**
     * Retrieves a {@link KeyCharacterMap} and assigns it to mKeyCharacterMap. If the given id is an
     * existing device, that device's map is used. Otherwise, it checks first all available devices
     * and if there is a full keyboard it uses that map, otherwise falls back to the Virtual
     * Keyboard with its default map.
     */
private void retrieveKeyCharacterMap(int deviceId) {
    final InputManager inputManager = InputManager.getInstance();
    if (deviceId != -1) {
        final InputDevice inputDevice = inputManager.getInputDevice(deviceId);
        if (inputDevice != null) {
            mKeyCharacterMap = inputDevice.getKeyCharacterMap();
            return;
        }
    }
    final int[] deviceIds = inputManager.getInputDeviceIds();
    for (int i = 0; i < deviceIds.length; ++i) {
        final InputDevice inputDevice = inputManager.getInputDevice(deviceIds[i]);
        // resort.
        if (inputDevice.getId() != -1 && inputDevice.isFullKeyboard()) {
            mKeyCharacterMap = inputDevice.getKeyCharacterMap();
            return;
        }
    }
    final InputDevice inputDevice = inputManager.getInputDevice(-1);
    mKeyCharacterMap = inputDevice.getKeyCharacterMap();
}