當前位置: 首頁>>代碼示例>>Java>>正文

Java KeyEvent.KEYCODE_FOCUS屬性代碼示例

本文整理匯總了Java中android.view.KeyEvent.KEYCODE_FOCUS屬性的典型用法代碼示例。如果您正苦於以下問題：Java KeyEvent.KEYCODE_FOCUS屬性的具體用法？Java KeyEvent.KEYCODE_FOCUS怎麽用？Java KeyEvent.KEYCODE_FOCUS使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類android.view.KeyEvent的用法示例。


在下文中一共展示了KeyEvent.KEYCODE_FOCUS屬性的10個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。

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);
}
開發者ID:kkyflying，項目名稱:CodeScaner，代碼行數:21，代碼來源:CaptureActivity.java

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);
}
開發者ID:yinhaojun，項目名稱:ZxingForAndroid，代碼行數:22，代碼來源:DecoratedBarcodeView.java

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);
}
開發者ID:10045125，項目名稱:QrCode，代碼行數:20，代碼來源:QrCodeView.java

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);
}
開發者ID:guzhigang001，項目名稱:Zxing，代碼行數:20，代碼來源:CaptureActivity.java

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);
}
開發者ID:guodroid，項目名稱:okwallet，代碼行數:20，代碼來源:ScanActivity.java

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);
}
開發者ID:PhilippC，項目名稱:keepass2android，代碼行數:28，代碼來源:CaptureActivity.java

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);
}
開發者ID:amap-demo，項目名稱:weex-3d-map，代碼行數:29，代碼來源:CaptureActivity.java

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);
}
開發者ID:xiong-it，項目名稱:ZXingAndroidExt，代碼行數:28，代碼來源:QrCodeScannerActivity.java

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);
}
開發者ID:mercuriete，項目名稱:android-mrz-reader，代碼行數:40，代碼來源:CaptureActivity.java

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);
}
開發者ID:yun2win，項目名稱:tvConnect_android，代碼行數:29，代碼來源:CaptureActivity.java


注：本文中的android.view.KeyEvent.KEYCODE_FOCUS屬性示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。