/**
* A valid barcode has been found, so give an indication of success and show the results.
*
* @param rawResult The contents of the barcode.
* @param barcode A greyscale bitmap of the camera data which was decoded.
*/
public void handleDecode(Result rawResult, Bitmap barcode) {
inactivityTimer.onActivity();
lastResult = rawResult;
if (barcode == null) {
// This is from history -- no saved barcode
handleDecodeInternally(rawResult, null);
} else {
playBeepSoundAndVibrate();
drawResultPoints(barcode, rawResult);
switch (source) {
case NATIVE_APP_INTENT:
case PRODUCT_SEARCH_LINK:
handleDecodeExternally(rawResult, barcode);
break;
case ZXING_LINK:
if (returnUrlTemplate == null) {
handleDecodeInternally(rawResult, barcode);
} else {
handleDecodeExternally(rawResult, barcode);
}
break;
case NONE:
handleDecodeInternally(rawResult, barcode);
break;
}
}
}
@Override
protected void onResume() {
super.onResume();
// CameraManager必须在这里初始化，而不是在onCreate()中。
// 这是必须的，因为当我们第一次进入时需要显示帮助页，我们并不想打开Camera,测量屏幕大小
// 当扫描框的尺寸不正确时会出现bug
cameraManager = new CameraManager(getApplication());
viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view);
viewfinderView.setCameraManager(cameraManager);
handler = null;
SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
SurfaceHolder surfaceHolder = surfaceView.getHolder();
if (hasSurface) {
// activity在paused时但不会stopped,因此surface仍旧存在；
// surfaceCreated()不会调用，因此在这里初始化camera
initCamera(surfaceHolder);
} else {
// 重置callback，等待surfaceCreated()来初始化camera
surfaceHolder.addCallback(this);
}
beepManager.updatePrefs();
inactivityTimer.onResume();
source = IntentSource.NONE;
decodeFormats = null;
characterSet = null;
}
@Override
protected void onPause() {
if (handler != null) {
handler.quitSynchronously();
handler = null;
}
inactivityTimer.onPause();
cameraManager.closeDriver();
if (!hasSurface) {
SurfaceView surfaceView = (SurfaceView) findViewById(fakeR.getId("id", "preview_view"));
SurfaceHolder surfaceHolder = surfaceView.getHolder();
surfaceHolder.removeCallback(this);
}
super.onPause();
}
@Override
protected void onPause() {
if (handler != null) {
handler.quitSynchronously();
handler = null;
}
inactivityTimer.onPause();
ambientLightManager.stop();
cameraManager.closeDriver();
if (!hasSurface) {
Logger.i("remove callback");
SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
SurfaceHolder surfaceHolder = surfaceView.getHolder();
surfaceHolder.removeCallback(this);
}
super.onPause();
}
/**
* A valid barcode has been found, so give an indication of success and show the results.
*
* @param rawResult The contents of the barcode.
* @param scaleFactor amount by which thumbnail was scaled
* @param barcode A greyscale bitmap of the camera data which was decoded.
*/
public void handleDecode(Result rawResult, Bitmap barcode, float scaleFactor) {
inactivityTimer.onActivity();
lastResult = rawResult;
ResultHandler resultHandler = ResultHandlerFactory.makeResultHandler(this, rawResult);
boolean fromLiveScan = barcode != null;
if (fromLiveScan) {
historyManager.addHistoryItem(rawResult, resultHandler);
// Then not from history, so beep/vibrate and we have an image to draw on
beepManager.playBeepSoundAndVibrate();
drawResultPoints(barcode, scaleFactor, rawResult);
}
switch (source) {
case NATIVE_APP_INTENT:
case PRODUCT_SEARCH_LINK:
handleDecodeExternally(rawResult, resultHandler, barcode);
break;
case ZXING_LINK:
if (scanFromWebPageManager == null || !scanFromWebPageManager.isScanFromWebPage()) {
handleDecodeInternally(rawResult, resultHandler, barcode);
} else {
handleDecodeExternally(rawResult, resultHandler, barcode);
}
break;
case NONE:
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
if (fromLiveScan && prefs.getBoolean(PreferencesActivity.KEY_BULK_MODE, false)) {
Toast.makeText(
getApplicationContext(),
getResources().getString(R.string.msg_bulk_mode_scanned)
+ " ("
+ rawResult.getText()
+ ')',
Toast.LENGTH_SHORT)
.show();
// Wait a moment or else it will scan the same barcode continuously about 3 times
restartPreviewAfterDelay(BULK_MODE_SCAN_DELAY_MS);
} else {
handleDecodeInternally(rawResult, resultHandler, barcode);
}
break;
}
}
public void handleDecode(Result rawResult, Bitmap barcode, float scaleFactor) {
inactivityTimer.onActivity();
boolean fromLiveScan = barcode != null;
// 这里处理解码完成后的结果，此处将参数回传到Activity处理
if (fromLiveScan) {
beepManager.playBeepSoundAndVibrate();
Toast.makeText(this, "扫描成功", Toast.LENGTH_SHORT).show();
URIResultHandler resultHandler =
(URIResultHandler) ResultHandlerFactory.makeResultHandler(this, rawResult);
resultHandler.handleButtonPress(0);
Intent intent = getIntent();
intent.putExtra("codedContent", rawResult.getText());
intent.putExtra("codedBitmap", barcode);
setResult(RESULT_OK, intent);
finish();
}
}
/**
* A valid barcode has been found, so give an indication of success and show the results.
*
* @param rawResult The contents of the barcode.
* @param barcode A greyscale bitmap of the camera data which was decoded.
*/
public void handleDecode(Result rawResult, Bitmap barcode) {
inactivityTimer.onActivity();
lastResult = rawResult;
ResultHandler resultHandler = ResultHandlerFactory.makeResultHandler(this, rawResult);
if (barcode == null) {
// This is from history -- no saved barcode
handleDecodeInternally(rawResult, resultHandler, null);
} else {
drawResultPoints(barcode, rawResult);
switch (source) {
case NATIVE_APP_INTENT:
case PRODUCT_SEARCH_LINK:
handleDecodeExternally(rawResult, resultHandler, barcode);
break;
case ZXING_LINK:
if (returnUrlTemplate == null) {
handleDecodeInternally(rawResult, resultHandler, barcode);
} else {
handleDecodeExternally(rawResult, resultHandler, barcode);
}
break;
case NONE:
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
if (prefs.getBoolean(PreferencesActivity.KEY_BULK_MODE, false)) {
Toast.makeText(this, R.string.msg_bulk_mode_scanned, Toast.LENGTH_SHORT).show();
// Wait a moment or else it will scan the same barcode continuously about 3 times
if (handler != null) {
handler.sendEmptyMessageDelayed(R.id.restart_preview, BULK_MODE_SCAN_DELAY_MS);
}
resetStatusView();
} else {
handleDecodeInternally(rawResult, resultHandler, barcode);
}
break;
}
}
}
@Override
protected void onDestroy() {
inactivityTimer.shutdown();
super.onDestroy();
}
@Override
protected void onResume() {
super.onResume();
// CameraManager must be initialized here, not in onCreate(). This is necessary because we don't
// want to open the camera driver and measure the screen size if we're going to show the help on
// first launch. That led to bugs where the scanning rectangle was the wrong size and partially
// off screen.
cameraManager = new CameraManager(getApplication());
viewfinderView = (ViewfinderView) findViewById(fakeR.getId("id", "viewfinder_view"));
viewfinderView.setCameraManager(cameraManager);
resultView = findViewById(fakeR.getId("id", "result_view"));
statusView = (TextView) findViewById(fakeR.getId("id", "status_view"));
handler = null;
lastResult = null;
resetStatusView();
SurfaceView surfaceView = (SurfaceView) findViewById(fakeR.getId("id", "preview_view"));
SurfaceHolder surfaceHolder = surfaceView.getHolder();
if (hasSurface) {
// The activity was paused but not stopped, so the surface still exists. Therefore
// surfaceCreated() won't be called, so init the camera here.
initCamera(surfaceHolder);
} else {
// Install the callback and wait for surfaceCreated() to init the camera.
surfaceHolder.addCallback(this);
surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
}
beepManager.updatePrefs();
inactivityTimer.onResume();
Intent intent = getIntent();
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
copyToClipboard =
prefs.getBoolean(PreferencesActivity.KEY_COPY_TO_CLIPBOARD, true)
&& (intent == null || intent.getBooleanExtra(Intents.Scan.SAVE_HISTORY, true));
// source = IntentSource.NONE;
source = IntentSource.NATIVE_APP_INTENT;
decodeFormats = null;
characterSet = null;
if (intent != null) {
String action = intent.getAction();
String dataString = intent.getDataString();
if (Intents.Scan.ACTION.equals(action)) {
// Scan the formats the intent requested, and return the result to the calling activity.
source = IntentSource.NATIVE_APP_INTENT;
decodeFormats = DecodeFormatManager.parseDecodeFormats(intent);
if (intent.hasExtra(Intents.Scan.WIDTH) && intent.hasExtra(Intents.Scan.HEIGHT)) {
int width = intent.getIntExtra(Intents.Scan.WIDTH, 0);
int height = intent.getIntExtra(Intents.Scan.HEIGHT, 0);
if (width > 0 && height > 0) {
cameraManager.setManualFramingRect(width, height);
}
}
String customPromptMessage = intent.getStringExtra(Intents.Scan.PROMPT_MESSAGE);
if (customPromptMessage != null) {
statusView.setText(customPromptMessage);
}
} else if (dataString != null
&& dataString.contains(PRODUCT_SEARCH_URL_PREFIX)
&& dataString.contains(PRODUCT_SEARCH_URL_SUFFIX)) {
// Scan only products and send the result to mobile Product Search.
source = IntentSource.PRODUCT_SEARCH_LINK;
sourceUrl = dataString;
decodeFormats = DecodeFormatManager.PRODUCT_FORMATS;
} else if (isZXingURL(dataString)) {
// Scan formats requested in query string (all formats if none specified).
// If a return URL is specified, send the results there. Otherwise, handle it ourselves.
source = IntentSource.ZXING_LINK;
sourceUrl = dataString;
Uri inputUri = Uri.parse(sourceUrl);
returnUrlTemplate = inputUri.getQueryParameter(RETURN_URL_PARAM);
returnRaw = inputUri.getQueryParameter(RAW_PARAM) != null;
decodeFormats = DecodeFormatManager.parseDecodeFormats(inputUri);
}
characterSet = intent.getStringExtra(Intents.Scan.CHARACTER_SET);
}
}
@Override
protected void onResume() {
super.onResume();
resetStatusView();
SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
SurfaceHolder surfaceHolder = surfaceView.getHolder();
if (hasSurface) {
// The activity was paused but not stopped, so the surface still exists. Therefore
// surfaceCreated() won't be called, so init the camera here.
initCamera(surfaceHolder);
} else {
// Install the callback and wait for surfaceCreated() to init the camera.
surfaceHolder.addCallback(this);
surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
}
Intent intent = getIntent();
String action = intent == null ? null : intent.getAction();
String dataString = intent == null ? null : intent.getDataString();
if (intent != null && action != null) {
if (action.equals(Intents.Scan.ACTION)) {
// Scan the formats the intent requested, and return the result to the calling activity.
source = Source.NATIVE_APP_INTENT;
decodeFormats = DecodeFormatManager.parseDecodeFormats(intent);
// if (intent.hasExtra(Intents.Scan.WIDTH) && intent.hasExtra(Intents.Scan.HEIGHT)) {
// int width = intent.getIntExtra(Intents.Scan.WIDTH, 0);
// int height = intent.getIntExtra(Intents.Scan.HEIGHT, 0);
// if (width > 0 && height > 0) {
// CameraManager.get().setManualFramingRect(width, height);
// }
// }
} else if (dataString != null
&& dataString.contains(PRODUCT_SEARCH_URL_PREFIX)
&& dataString.contains(PRODUCT_SEARCH_URL_SUFFIX)) {
// Scan only products and send the result to mobile Product Search.
source = Source.PRODUCT_SEARCH_LINK;
sourceUrl = dataString;
decodeFormats = DecodeFormatManager.PRODUCT_FORMATS;
} else if (dataString != null && dataString.startsWith(ZXING_URL)) {
// Scan formats requested in query string (all formats if none specified).
// If a return URL is specified, send the results there. Otherwise, handle it ourselves.
source = Source.ZXING_LINK;
sourceUrl = dataString;
Uri inputUri = Uri.parse(sourceUrl);
returnUrlTemplate = inputUri.getQueryParameter(RETURN_URL_PARAM);
decodeFormats = DecodeFormatManager.parseDecodeFormats(inputUri);
} else {
// Scan all formats and handle the results ourselves (launched from Home).
source = Source.NONE;
decodeFormats = null;
}
characterSet = intent.getStringExtra(Intents.Scan.CHARACTER_SET);
} else {
source = Source.NONE;
decodeFormats = null;
characterSet = null;
}
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
copyToClipboard =
prefs.getBoolean(PreferencesActivity.KEY_COPY_TO_CLIPBOARD, true)
&& (intent == null || intent.getBooleanExtra(Intents.Scan.SAVE_HISTORY, true));
// beepManager.updatePrefs();
inactivityTimer.onResume();
}