Example usage for android.view KeyEvent KEYCODE

Introduction

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

Prototype

int KEYCODE_FOCUS

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

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Document

Key code constant: Camera Focus key.

Usage

From source file:org.madmatrix.zxing.android.CaptureActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    switch (keyCode) {
    case KeyEvent.KEYCODE_BACK: // ?
        if ((source == IntentSource.NONE) && lastResult != null) {
            restartPreviewAfterDelay(0L);
            return true;
        }/*  w w w.  ja  v  a  2  s. c o  m*/
        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);
}

From source file:com.google.zxing.client.android.CaptureActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    switch (keyCode) {
    case KeyEvent.KEYCODE_BACK:
        if (source == IntentSource.NATIVE_APP_INTENT) {
            setResult(RESULT_CANCELED);/* w  w  w  .  j  a  v a2s .  c o m*/
            finish();
            return true;
        }
        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);
}

From source file:gov.nasa.arc.geocam.geocam.CameraActivity.java

public boolean onKeyUp(int keyCode, KeyEvent event) {
    switch (keyCode) {
    case KeyEvent.KEYCODE_FOCUS:
        mFocusRect.setImageDrawable(getResources().getDrawable(R.drawable.frame_unfocused_64x48));
        mLensIsFocused = false;//w ww  .ja va 2s  .  c o m
        break;

    case KeyEvent.KEYCODE_CAMERA:
    case KeyEvent.KEYCODE_DPAD_CENTER:
        mPictureTaken = false;
        break;
    }
    return super.onKeyUp(keyCode, event);
}

From source file:gov.nasa.arc.geocam.geocam.CameraActivity.java

public boolean onKeyDown(int keyCode, KeyEvent event) {
    switch (keyCode) {
    case KeyEvent.KEYCODE_FOCUS:
        if (!mLensIsFocused) {
            mFocusRect.setImageDrawable(getResources().getDrawable(R.drawable.frame_unfocused_64x48));
            mLensIsFocused = true;/*from  www  .  j  a v  a  2s  . co  m*/
            this.focusLens(false);
        }
        break;
    case KeyEvent.KEYCODE_CAMERA:
    case KeyEvent.KEYCODE_DPAD_CENTER:
        if (!mPictureTaken) {
            mPictureTaken = true;
            if (!mLensIsFocused) {
                mFocusRect.setImageDrawable(getResources().getDrawable(R.drawable.frame_unfocused_64x48));
                mLensIsFocused = true;
                this.focusLens(true);
            } else {
                this.takePicture();
            }
        }
        // Return here after catching camera keycode so we don't launch the built-in camera app
        return true;
    }
    return super.onKeyDown(keyCode, event);
}

From source file:com.nekomeshi312.whiteboardcorrection.WhiteBoardCorrectionActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    // TODO Auto-generated method stub
    switch (keyCode) {
    case KeyEvent.KEYCODE_FOCUS:
        if (mShutterStatus < SHUTTER_STATUS_FOCUS) {
            mShutterStatus = SHUTTER_STATUS_FOCUS;
            startAutoFocus();/* w ww  .  java2 s . com*/
        }
        return true;
    case KeyEvent.KEYCODE_CAMERA:
        if (mShutterStatus < SHUTTER_STATUS_TAKEPIC) {
            if (mFocusStatus == FOCUS_STATUS_FOCUS_OK) {
                mShutterStatus = SHUTTER_STATUS_TAKEPIC;
                takePic(mCameraSetting.getCamera());
            } else if (mFocusStatus == FOCUS_STATUS_FOCUSING) {
                mShutterStatus = SHUTTER_STATUS_TAKEPIC;
            }
        }
        return true;
    default:
        return super.onKeyDown(keyCode, event);
    }
}

From source file:com.stasbar.knowyourself.alarms.AlarmActivity.java

@Override
public boolean dispatchKeyEvent(@NonNull KeyEvent keyEvent) {
    // Do this in dispatch to intercept a few of the system keys.
    LOGGER.v("dispatchKeyEvent: %s", keyEvent);

    switch (keyEvent.getKeyCode()) {
    // Volume keys and camera keys dismiss the alarm.
    case KeyEvent.KEYCODE_POWER:
    case KeyEvent.KEYCODE_VOLUME_UP:
    case KeyEvent.KEYCODE_VOLUME_DOWN:
    case KeyEvent.KEYCODE_VOLUME_MUTE:
    case KeyEvent.KEYCODE_HEADSETHOOK:
    case KeyEvent.KEYCODE_CAMERA:
    case KeyEvent.KEYCODE_FOCUS:
        if (!mAlarmHandled && keyEvent.getAction() == KeyEvent.ACTION_UP) {
            switch (mVolumeBehavior) {
            case SettingsActivity.VOLUME_BEHAVIOR_SNOOZE:
                snooze();/*from  w  w  w.ja v a  2 s.  c om*/
                break;
            case SettingsActivity.VOLUME_BEHAVIOR_DISMISS:
                dismiss();
                break;
            default:
                break;
            }
        }
        return true;
    default:
        return super.dispatchKeyEvent(keyEvent);
    }
}

From source file:com.android.deskclock.alarms.AlarmActivity.java

@Override
public boolean dispatchKeyEvent(@NonNull KeyEvent keyEvent) {
    // Do this in dispatch to intercept a few of the system keys.
    LogUtils.v(LOGTAG, "dispatchKeyEvent: %s", keyEvent);

    switch (keyEvent.getKeyCode()) {
    // Volume keys and camera keys dismiss the alarm.
    case KeyEvent.KEYCODE_POWER:
    case KeyEvent.KEYCODE_VOLUME_UP:
    case KeyEvent.KEYCODE_VOLUME_DOWN:
    case KeyEvent.KEYCODE_VOLUME_MUTE:
    case KeyEvent.KEYCODE_CAMERA:
    case KeyEvent.KEYCODE_FOCUS:
        if (!mAlarmHandled && keyEvent.getAction() == KeyEvent.ACTION_UP) {
            switch (mVolumeBehavior) {
            case SettingsActivity.VOLUME_BEHAVIOR_SNOOZE:
                snooze();//from w ww .  jav a  2s.  co m
                break;
            case SettingsActivity.VOLUME_BEHAVIOR_DISMISS:
                dismiss();
                break;
            default:
                break;
            }
        }
        return true;
    default:
        return super.dispatchKeyEvent(keyEvent);
    }
}

From source file:com.androidinspain.deskclock.alarms.AlarmActivity.java

@Override
public boolean dispatchKeyEvent(@NonNull KeyEvent keyEvent) {
    // Do this in dispatch to intercept a few of the system keys.
    LOGGER.v("dispatchKeyEvent: %s", keyEvent);

    final int keyCode = keyEvent.getKeyCode();
    switch (keyCode) {
    // Volume keys and camera keys dismiss the alarm.
    case KeyEvent.KEYCODE_VOLUME_UP:
    case KeyEvent.KEYCODE_VOLUME_DOWN:
    case KeyEvent.KEYCODE_VOLUME_MUTE:
    case KeyEvent.KEYCODE_HEADSETHOOK:
    case KeyEvent.KEYCODE_CAMERA:
    case KeyEvent.KEYCODE_FOCUS:
        if (!mAlarmHandled) {
            switch (mVolumeBehavior) {
            case SNOOZE:
                if (keyEvent.getAction() == KeyEvent.ACTION_UP) {
                    snooze();/*from   w ww  .  j av  a2 s.c o m*/
                }
                return true;
            case DISMISS:
                if (keyEvent.getAction() == KeyEvent.ACTION_UP) {
                    dismiss();
                }
                return true;
            }
        }
    }
    return super.dispatchKeyEvent(keyEvent);
}

From source file:com.cleverzone.zhizhi.capture.CaptureActivity.java

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    switch (keyCode) {
    case KeyEvent.KEYCODE_BACK:
        if (source == IntentSource.NATIVE_APP_INTENT) {
            setResult(RESULT_CANCELED);/*from  w  ww  . j av  a2 s  .  c  o m*/
            finish();
            return true;
        }
        if ((source == IntentSource.NONE || source == IntentSource.ZXING_LINK) && lastResult != null) {
            restartPreviewAfterDelay(0L);
            return true;
        }
        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);
}

From source file:com.nekomeshi312.whiteboardcorrection.WhiteBoardCorrectionActivity.java

@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
    // TODO Auto-generated method stub
    switch (keyCode) {
    case KeyEvent.KEYCODE_FOCUS:
        if (mShutterStatus < SHUTTER_STATUS_TAKEN) {
            mShutterStatus = SHUTTER_STATUS_IDLE;
            mFocusStatus = FOCUS_STATUS_IDLE;
        }/*  w w w. ja  v  a  2s.  c  om*/
        return true;
    case KeyEvent.KEYCODE_CAMERA:
    default:
        return super.onKeyUp(keyCode, event);
    }
}

Example usage for android.view KeyEvent KEYCODE_FOCUS

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Prototype

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Usage