Example usage for android.view KeyEvent KEYCODE_VOLUME

Introduction

In this page you can find the example usage for android.view KeyEvent KEYCODE_VOLUME_DOWN.

Prototype

int KEYCODE_VOLUME_DOWN

To view the source code for android.view KeyEvent KEYCODE_VOLUME_DOWN.

Click Source Link

Document

Key code constant: Volume Down key.

Usage

From source file:com.google.android.marvin.mytalkback.ProcessorVolumeStream.java

private boolean attemptEditTextNavigation(int keyCode) {
    AccessibilityNodeInfoCompat currentNode = mCursorController.getCursor();
    try {//w  w  w.j  a v  a  2s  .com
        if ((currentNode == null) || !AccessibilityNodeInfoUtils.nodeMatchesClassByType(mContext, currentNode,
                android.widget.EditText.class)) {
            return false;
        }

        final CursorGranularity currentGranularity = mCursorController.getGranularityAt(currentNode);
        if (currentGranularity == CursorGranularity.DEFAULT) {
            mCursorController.setGranularity(CursorGranularity.CHARACTER, false /* fromUser */);
        }

        if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) {
            return mCursorController.next(false /* shouldWrap */, false /* shouldScroll */);
        } else if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN) {
            return mCursorController.previous(false /* shouldWarp */, false /* shouldScroll */);
        }

        return false;
    } finally {
        AccessibilityNodeInfoUtils.recycleNodes(currentNode);
    }
}

From source file:com.audiokernel.euphonyrmt.library.SimpleLibraryActivity.java

@Override
public boolean onKeyUp(final int keyCode, @NonNull final KeyEvent event) {
    boolean result = true;

    if (event.isTracking() && !event.isCanceled() && !mApp.isLocalAudible()) {
        switch (keyCode) {
        case KeyEvent.KEYCODE_VOLUME_UP:
            MPDControl.run(MPDControl.ACTION_VOLUME_STEP_UP);
            break;
        case KeyEvent.KEYCODE_VOLUME_DOWN:
            MPDControl.run(MPDControl.ACTION_VOLUME_STEP_DOWN);
            break;
        default://from w w  w  .  j  a  v a2 s .c o m
            result = super.onKeyUp(keyCode, event);
            break;
        }
    } else {
        result = super.onKeyUp(keyCode, event);
    }

    return result;
}

From source file:com.mplayer_remote.RemoteControl.java

/**
 * Metoda wywoywana w reakcji na wciniecie, ktrego z przyciskw fizycznych urzdzenia.
 * W tym wypadku definiuje akcje wykonywane, kiedy uytkownik wcinie przycisk poganiania i przyciszania.
 * @see android.app.Activity#onKeyDown(int, android.view.KeyEvent)
 *//*  w ww  .j av  a 2 s.  c  o  m*/
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    super.onKeyUp(keyCode, event);
    //onBackPressed();
    if ((keyCode == KeyEvent.KEYCODE_BACK))
        onBackPressed();
    if ((keyCode == KeyEvent.KEYCODE_VOLUME_UP)) {
        if (mBound == true) {
            mConnectAndPlayService.sendCommand("echo key_down_event 42 > fifofile");
        }
        return true; //because I handled the event
    }
    if ((keyCode == KeyEvent.KEYCODE_VOLUME_DOWN)) {
        if (mBound == true) {
            mConnectAndPlayService.sendCommand("echo key_down_event 47 > fifofile");
        }
        return true; //because I handled the event
    }
    return false; //otherwise the system can handle it        
}

From source file:com.nextgis.rehacompdemo.RoutingActivity.java

@Override
public boolean dispatchKeyEvent(@NonNull KeyEvent event) {
    int position;

    int action = event.getAction();
    int keyCode = event.getKeyCode();

    switch (keyCode) {
    case KeyEvent.KEYCODE_VOLUME_UP:
        if (action == KeyEvent.ACTION_DOWN) {
            position = mSteps.getSelectedItemPosition();
            if (position == AdapterView.INVALID_POSITION)
                position = 0;//from  ww w.  j av  a  2 s.co  m
            else
                position--;

            mSteps.requestFocusFromTouch();
            mSteps.setSelection(position);
            break;
        } else
            return true;
    case KeyEvent.KEYCODE_VOLUME_DOWN:
        if (action == KeyEvent.ACTION_DOWN) {
            position = mSteps.getSelectedItemPosition();
            if (position == AdapterView.INVALID_POSITION)
                position = 0;
            else
                position++;

            mSteps.requestFocusFromTouch();
            mSteps.setSelection(position);
            break;
        } else
            return true;
    default:
        return super.dispatchKeyEvent(event);
    }

    return true;
}

From source file:co.jlabs.cersei_retailer.zxingfragmentlib.BarCodeScannerFragment.java

public boolean onKeyDown(int keyCode, KeyEvent event) {
    switch (keyCode) {
    case KeyEvent.KEYCODE_FOCUS:
    case KeyEvent.KEYCODE_CAMERA:
        // Handle these events so they don't launch the Camera app
        return true;
    // Use volume up/down to turn on light
    case KeyEvent.KEYCODE_VOLUME_DOWN:
        //                cameraManager.setTorch(false);
        setTorchOff();/*  w w  w  . j av a2s  . c o m*/
        return true;
    case KeyEvent.KEYCODE_VOLUME_UP:
        setTorchOn();
        return true;
    }
    return false; //super.onKeyDown(keyCode, event);
}

From source file:net.reichholf.dreamdroid.fragment.helper.DreamDroidHttpFragmentHelper.java

public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (PreferenceManager.getDefaultSharedPreferences(getActionBarActivity()).getBoolean("volume_control",
            false)) {/* w w  w  .j  ava  2  s  .  c o m*/
        switch (keyCode) {
        case KeyEvent.KEYCODE_VOLUME_UP:
            onVolumeButtonClicked(Volume.CMD_UP);
            return true;

        case KeyEvent.KEYCODE_VOLUME_DOWN:
            onVolumeButtonClicked(Volume.CMD_DOWN);
            return true;
        }
    }
    return false;
}

From source file:net.reichholf.dreamdroid.fragment.helper.DreamDroidHttpFragmentHelper.java

public boolean onKeyUp(int keyCode, KeyEvent event) {
    return keyCode == KeyEvent.KEYCODE_VOLUME_UP || keyCode == KeyEvent.KEYCODE_VOLUME_DOWN || false;
}

From source file:com.google.android.marvin.talkback.ProcessorVolumeStream.java

private boolean attemptEditTextNavigation(int keyCode) {
    AccessibilityNodeInfoCompat currentNode = mCursorController.getCursor();
    try {/* w ww  .j  ava  2s.c  om*/
        if ((currentNode == null) || !AccessibilityNodeInfoUtils.nodeMatchesClassByType(mContext, currentNode,
                android.widget.EditText.class)) {
            return false;
        }

        final CursorGranularity currentGranularity = mCursorController.getGranularityAt(currentNode);
        if (currentGranularity == CursorGranularity.DEFAULT) {
            mCursorController.setGranularity(CursorGranularity.CHARACTER, false /* fromUser */);
        }

        boolean result = false;
        if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) {
            result = mCursorController.next(false /* shouldWrap */, false /* shouldScroll */);
        } else if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN) {
            result = mCursorController.previous(false /* shouldWarp */, false /* shouldScroll */);
        }

        if (!result) {
            mFeedbackController.playAuditory(R.id.sounds_complete);
        }

        // Consume the key event, even if navigation in the EditText failed
        return true;
    } finally {
        AccessibilityNodeInfoUtils.recycleNodes(currentNode);
    }
}

From source file:piuk.blockchain.android.ui.zxing.CaptureActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    switch (keyCode) {
    case KeyEvent.KEYCODE_BACK:
        setResult(RESULT_CANCELED);/*from  w  w w.  j  a v a 2s.  com*/
        finish();
        break;
    case KeyEvent.KEYCODE_FOCUS:
    case KeyEvent.KEYCODE_CAMERA:
        // Handle these events so they don't launch the Camera app
        return true;
    // Use volume up/down to turn on light
    case KeyEvent.KEYCODE_VOLUME_DOWN:
        cameraManager.setTorch(false);
        return true;
    case KeyEvent.KEYCODE_VOLUME_UP:
        cameraManager.setTorch(true);
        return true;
    }
    return super.onKeyDown(keyCode, event);
}

Example usage for android.view KeyEvent KEYCODE_VOLUME_DOWN

Introduction

Prototype

Document

Usage