Merge "Track handled events to consistently return handled status (C1)"

import java.io.PrintWriter;

import java.util.ArrayList;

import java.util.Locale;

import java.util.TreeSet;

/**

 * Input method implementation for Qwerty'ish keyboard.

    private int mDeleteCount;

    private long mLastKeyTime;

    private int mActionId;

    private TreeSet<Long> mCurrentlyPressedHardwareKeys = CollectionUtils.newTreeSet();

    // Member variables for remembering the current device orientation.

    private int mDisplayOrientation;

        resetComposingState(true /* alsoResetLastComposedWord */);

        mDeleteCount = 0;

        mSpaceState = SPACE_STATE_NONE;

        mCurrentlyPressedHardwareKeys.clear();

        if (mSuggestionStripView != null) {

            // This will set the punctuation suggestions if next word suggestion is off;

        // onHardwareKeyEvent, like onKeyDown returns true if it handled the event, false if

        // it doesn't know what to do with it and leave it to the application. For example,

        // hardware key events for adjusting the screen's brightness are passed as is.

        if (mEventInterpreter.onHardwareKeyEvent(event)) return true;

        if (mEventInterpreter.onHardwareKeyEvent(event)) {

            final long keyIdentifier = event.getDeviceId() << 32 + event.getKeyCode();

            mCurrentlyPressedHardwareKeys.add(keyIdentifier);

            return true;

        }

        return super.onKeyDown(keyCode, event);

    }

    @Override

    public boolean onKeyUp(final int keyCode, final KeyEvent event) {

        final long keyIdentifier = event.getDeviceId() << 32 + event.getKeyCode();

        if (mCurrentlyPressedHardwareKeys.remove(keyIdentifier)) {

            return true;

        }

        return super.onKeyUp(keyCode, event);

    }