本文整理汇总了Java中android.view.KeyEvent.KEYCODE_FOCUS属性的典型用法代码示例。如果您正苦于以下问题：Java KeyEvent.KEYCODE_FOCUS属性的具体用法？Java KeyEvent.KEYCODE_FOCUS怎么用？Java KeyEvent.KEYCODE_FOCUS使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类android.view.KeyEvent的用法示例。
在下文中一共展示了KeyEvent.KEYCODE_FOCUS属性的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: onKeyDown
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
setResult(RESULT_CANCELED);
finish();
return true;
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);
}
示例2: onKeyDown
/**
* Handles focus, camera, volume up and volume down keys.
* <p>
* Note that this view is not usually focused, so the Activity should call this directly.
*/
@Override
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:
setTorchOff();
return true;
case KeyEvent.KEYCODE_VOLUME_UP:
setTorchOn();
return true;
}
return super.onKeyDown(keyCode, event);
}
示例3: onKeyDown
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
restartPreviewAfterDelay(0L);
return true;
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);
}
示例4: onKeyDown
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
if (source == Source.NATIVE_APP_INTENT) {
setResult(RESULT_CANCELED);
finish();
return true;
} else if ((source == Source.NONE || source == Source.ZXING_LINK) && lastResult != null) {
resetStatusView();
if (handler != null) {
handler.sendEmptyMessage(R.id.restart_preview);
}
return true;
}
} else if (keyCode == KeyEvent.KEYCODE_FOCUS || keyCode == KeyEvent.KEYCODE_CAMERA) {
// Handle these events so they don't launch the Camera app
return true;
}
return super.onKeyDown(keyCode, event);
}
示例5: onKeyDown
@Override
public boolean onKeyDown(final int keyCode, final KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_FOCUS:
case KeyEvent.KEYCODE_CAMERA:
// don't launch camera app
return true;
case KeyEvent.KEYCODE_VOLUME_DOWN:
case KeyEvent.KEYCODE_VOLUME_UP:
cameraHandler.post(new Runnable() {
@Override
public void run() {
cameraManager.setTorch(keyCode == KeyEvent.KEYCODE_VOLUME_UP);
}
});
return true;
}
return super.onKeyDown(keyCode, event);
}
示例6: onKeyDown
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
if (source == IntentSource.NATIVE_APP_INTENT) {
setResult(RESULT_CANCELED);
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);
}
示例7: onKeyDown
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
if (source == IntentSource.NATIVE_APP_INTENT) {
setResult(RESULT_CANCELED);
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);
}
示例8: onKeyDown
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
if (source == IntentSource.NATIVE_APP_INTENT) {
setResult(RESULT_CANCELED);
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);
}
示例9: onKeyDown
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
// First check if we're paused in continuous mode, and if so, just unpause.
if (isPaused) {
Log.d(TAG, "only resuming continuous recognition, not quitting...");
resumeContinuousDecoding();
return true;
}
// Exit the app if we're not viewing an OCR result.
if (lastResult == null) {
setResult(RESULT_CANCELED);
finish();
return true;
} else {
// Go back to previewing in regular OCR mode.
resetStatusView();
if (handler != null) {
handler.sendEmptyMessage(R.id.restart_preview);
}
return true;
}
} else if (keyCode == KeyEvent.KEYCODE_CAMERA) {
if (isContinuousModeActive) {
onShutterButtonPressContinuous();
} else {
handler.hardwareShutterButtonClick();
}
return true;
} else if (keyCode == KeyEvent.KEYCODE_FOCUS) {
// Only perform autofocus if user is not holding down the button.
if (event.getRepeatCount() == 0) {
cameraManager.requestAutoFocus(500L);
}
return true;
}
return super.onKeyDown(keyCode, event);
}
示例10: onKeyDown
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
if (source == IntentSource.NATIVE_APP_INTENT) {
setResult(RESULT_CANCELED);
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);
}