com.jraska.falcon.Falcon Java Examples

public static void captureScreenshot(Activity activity, String subdir, String name)
{
    subdir = subdir.trim();
    if (!subdir.isEmpty() && !subdir.startsWith("/"))
    {
        subdir = "/" + subdir;
    }

    // saves to..
    //     SD card\Android\data\com.forrestguice.suntimeswidget\files\Pictures\test-screenshots\subdir
    File d = activity.getExternalFilesDir(DIRECTORY_PICTURES);
    if (d != null)
    {
        String dirPath = d.getAbsolutePath() + "/" + SCREENSHOT_DIR + subdir;

        File dir = new File(dirPath);
        boolean dirCreated = dir.mkdirs();

        String path = dirPath + "/" + name + ".png";
        File file = new File(path);
        if (file.exists())
        {
            boolean fileDeleted = file.delete();
            if (!fileDeleted) {
                Log.w("captureScreenshot", "Failed to delete file! " + path);
            }
        }

        try {
            Falcon.takeScreenshot(activity, file);
            MediaScannerConnection.scanFile(activity, new String[]{file.getAbsolutePath()}, null, null);

        } catch (Exception e1) {
            Log.e("captureScreenshot", "Failed to write file! " + e1);
        }
    } else {
        Log.e("captureScreenshot", "Failed to write file! getExternalFilesDir() returns null..");
    }
}
 

@Test
public void activityBelowNotIncluded() throws InterruptedException {

  Bitmap originalScreen = Falcon.takeScreenshotBitmap(_activityRule.getActivity());

  GetTopAcitivtyCallbacks callbacks = new GetTopAcitivtyCallbacks();
  _activityRule.getActivity().getApplication().registerActivityLifecycleCallbacks(callbacks);

  // starts new Activity
  onView(withId(R.id.toolbar)).perform(longClick());

  rotateScreen(callbacks._topActivity);
  Thread.sleep(1000); // Lame! Some idling resource should be used but for what to wait???

  Bitmap bitmap = Falcon.takeScreenshotBitmap(callbacks._topActivity);
  BitmapAssert.assertThatBitmap(bitmap).isRotatedSize(originalScreen);
}
 

@Nullable
@UiThread
private Bitmap getScreenshotBitmap() {
    try {
        // Attempt to use Falcon to take the screenshot
        return Falcon.takeScreenshotBitmap(activity);
    } catch (Falcon.UnableToTakeScreenshotException exception) {
        // Fallback to using the default screenshot capture mechanism if Falcon does not work (e.g. if it has not
        // been updated to work on newer versions of Android yet)
        View view = activity.getWindow().getDecorView().getRootView();
        return Utils.capture(view);
    }
}
 

public void takeScreenshot() {
  File screenshotFile = getScreenshotFile();

  Falcon.takeScreenshot(this, screenshotFile);

  String message = "Screenshot captured to " + screenshotFile.getAbsolutePath();
  Toast.makeText(this, message, Toast.LENGTH_LONG).show();

  Uri uri = Uri.fromFile(screenshotFile);
  Intent scanFileIntent = new Intent(
      Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, uri);
  sendBroadcast(scanFileIntent);
}
 

@Test
public void takesScreenshotToFile() {
  SampleActivity activity = _activityRule.getActivity();
  File newFile = activity.getScreenshotFile();
  _screenshotFile = newFile;

  //check that file does not exist yet
  assertThat(newFile).doesNotExist();

  Falcon.takeScreenshot(activity, newFile);

  assertThatFile(newFile).isBitmap();
}
 

@Test
public void takesScreenshotToBitmap() {
  Bitmap bitmap = Falcon.takeScreenshotBitmap(_activityRule.getActivity());

  assertThat(bitmap).isNotNull();

  assertThatBitmap(bitmap).hasWidthGreaterThan(SMALLEST_SCREEN_EVER);
  assertThatBitmap(bitmap).hasHeightGreaterThan(SMALLEST_SCREEN_EVER);
}
 

@Test
public void takesCorrectScreenshotSize() {
  SampleActivity activity = _activityRule.getActivity();
  Bitmap bitmap = Falcon.takeScreenshotBitmap(activity);

  View decorView = activity.getWindow().getDecorView();
  assertThatBitmap(bitmap).hasWidth(decorView.getWidth());
  assertThatBitmap(bitmap).hasHeight(decorView.getHeight());
}
 

@Test
public void takesToastIntoScreenshot() {
  SampleActivity activity = _activityRule.getActivity();
  Bitmap beforeToastBitmap = Falcon.takeScreenshotBitmap(activity);
  onView(withId(R.id.show_toast)).perform(click());

  Bitmap withToastBitmap = Falcon.takeScreenshotBitmap(activity);

  assertThatBitmap(withToastBitmap).isDifferentThan(beforeToastBitmap);
}
 

@Test
public void takesDialogIntoScreenshot() {
  SampleActivity activity = _activityRule.getActivity();
  Bitmap beforeToastBitmap = Falcon.takeScreenshotBitmap(activity);
  onView(withId(R.id.show_dialog)).perform(click());

  Bitmap withToastBitmap = Falcon.takeScreenshotBitmap(activity);

  assertThatBitmap(withToastBitmap).isDarkerThan(beforeToastBitmap);
}
 

@Test
public void takesPopupIntoScreenshot() {
  SampleActivity activity = _activityRule.getActivity();
  Bitmap beforePopupBitmap = Falcon.takeScreenshotBitmap(activity);
  onView(withId(R.id.show_popup)).perform(click());

  Bitmap withPopupBitmap = Falcon.takeScreenshotBitmap(activity);

  assertThatBitmap(withPopupBitmap).isDifferentThan(beforePopupBitmap);
}
 

@Test
public void takesDialogOnCreate() {
  DialogOnCreate activity = _activityRule.getActivity();
  onView(withText(DialogOnCreate.DIALOG_TITLE)).check(matches(isDisplayed()));

  Bitmap withDialog = Falcon.takeScreenshotBitmap(activity);
  Espresso.pressBack();
  onView(withText(DialogOnCreate.DIALOG_TITLE)).check(doesNotExist());

  Bitmap afterDialogDismiss = Falcon.takeScreenshotBitmap(activity);

  assertThatBitmap(withDialog).isDarkerThan(afterDialogDismiss);
}
 

@Test
public void takesCorrectScreenshotSize() throws InterruptedException {
  waitForActivitiesToFinish();

  Activity activity = _activityRule.getActivity();

  Bitmap bitmap = Falcon.takeScreenshotBitmap(activity);

  View decorView = activity.getWindow().getDecorView();
  assertThatBitmap(bitmap).hasWidth(decorView.getWidth());
  assertThatBitmap(bitmap).hasHeight(decorView.getHeight());
}
 

@Test
public void takesToastOutOfWindowIntoScreenshot() {
  assumeNoCI();

  SampleActivity activity = _activityRule.getActivity();
  onView(withId(R.id.show_toast)).perform(click());

  Bitmap bitmap = Falcon.takeScreenshotBitmap(activity);

  View decorView = activity.getWindow().getDecorView();
  assertThatBitmap(bitmap).hasWidthGreaterThan(decorView.getHeight());
}