Example usage for android.widget ImageView getTag

Introduction

In this page you can find the example usage for android.widget ImageView getTag.

Prototype

@ViewDebug.ExportedProperty
public Object getTag() 

Source Link

Document

Returns this view's tag.

Usage

From source file:com.cleverua.test.thumbs.ImageDownloader.java

/**
 * @param imageView Any imageView/*from w ww .  jav  a2  s. co  m*/
 * @return Retrieve the currently active download task (if any) associated with this imageView.
 * null if there is no such task.
 */
@SuppressWarnings("unchecked")
private static BitmapDownloaderTask getBitmapDownloaderTask(ImageView imageView) {
    if (imageView != null) {
        Object ref = imageView.getTag();
        if (ref != null && ref instanceof WeakReference) {
            WeakReference<BitmapDownloaderTask> taskReference = (WeakReference<BitmapDownloaderTask>) ref;
            return taskReference.get();
        }
    }
    return null;
}

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From source file:com.roach.framework.http.bitmap.ImageWorker.java

/**
 * Cancels any pending work attached to the provided ImageView.
 * @param imageView//ww  w  .j  a  v a 2 s .com
 */
public static void cancelWork(ImageView imageView) {
    //        final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
    BitmapWorkerTask bitmapWorkerTask = null;
    if (imageView.getTag() != null) {
        bitmapWorkerTask = (BitmapWorkerTask) imageView.getTag();
    }
    if (bitmapWorkerTask != null) {
        bitmapWorkerTask.cancel(true);
        if (BuildConfig.DEBUG) {
            final Object bitmapData = bitmapWorkerTask.data;
            Log.d(TAG, "cancelWork - cancelled work for " + bitmapData);
        }
    }
}

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From source file:com.roach.framework.http.bitmap.ImageWorker.java

/**
 * Returns true if the current work has been canceled or if there was no work in
 * progress on this image view.//from  w ww .j  a v  a  2s  .c  o  m
 * Returns false if the work in progress deals with the same data. The work is not
 * stopped in that case.
 */
public static boolean cancelPotentialWork(Object data, ImageView imageView) {
    //        final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
    BitmapWorkerTask bitmapWorkerTask = null;
    if (imageView.getTag() != null && (imageView.getTag() instanceof BitmapWorkerTask)) {
        bitmapWorkerTask = (BitmapWorkerTask) imageView.getTag();
    }
    if (bitmapWorkerTask != null) {
        final Object bitmapData = bitmapWorkerTask.data;
        if (bitmapData == null || !bitmapData.equals(data)) {
            bitmapWorkerTask.cancel(true);
            if (BuildConfig.DEBUG) {
                Log.d(TAG, "cancelPotentialWork - cancelled work for " + data);
            }
        } else {
            // The same work is already in progress.
            return false;
        }
    }
    return true;
}

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From source file:Main.java

public static void unbindImageView(ImageView imageView) {
    if (imageView == null) {
        return;//from   w w  w .j  a  v a2s.c  o m
    }

    if (imageView.getBackground() != null) {
        imageView.getBackground().setCallback(null);
    }

    if (imageView.getDrawable() == null)
        return;
    if (!(imageView.getDrawable() instanceof BitmapDrawable))
        return;
    if (((BitmapDrawable) imageView.getDrawable()).getBitmap() == null)
        return;

    BitmapDrawable drawable = (BitmapDrawable) imageView.getDrawable();
    try {
        if (drawable != null && imageView.getTag() != null && !drawable.getBitmap().isRecycled()) {
            if (!imageView.getTag().toString().equalsIgnoreCase("resource") && !usingMemoryCache) {
                drawable.getBitmap().recycle();
            }
        }
    } catch (RuntimeException e) {
        e.printStackTrace();
    }
    drawable.setCallback(null);
    imageView.setImageBitmap(null);
    imageView.setImageDrawable(null);
}

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From source file:com.travel.ac.utils.ImageWorker.java

/**
 * @param imageView//from   w w  w  .  j  a v  a2 s . c  o m
 *            Any imageView
 * @return Retrieve the currently active work task (if any) associated with
 *         this imageView. null if there is no such task.
 */
private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
    if (imageView != null) {
        /*
         * ?
         */
        final Drawable drawable = (Drawable) imageView.getTag();
        //            Log.e(TAG, "=====================================================getBitmapWorkerTask:" + drawable);
        if (drawable instanceof AsyncDrawable) {
            final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
            return asyncDrawable.getBitmapWorkerTask();
        }
    }
    return null;
}

---

From source file:com.geeker.door.imgcache.ImageDownloader.java

/**
 * @param imageView//from  w w  w .  j a  v  a  2s.  c  o m
 *            Any imageView
 * @return Retrieve the currently active download task (if any) associated
 *         with this imageView. null if there is no such task.
 */
private static BitmapDownloaderTask getBitmapDownloaderTask(ImageView imageView) {
    if (imageView != null) {
        Object objDrawable = imageView.getTag();
        if (objDrawable != null && objDrawable instanceof DownloadedDrawable) {
            DownloadedDrawable downloadedDrawable = (DownloadedDrawable) objDrawable;
            return downloadedDrawable.getBitmapDownloaderTask();
        }
    }
    return null;
}

---

From source file:com.DGSD.DGUtils.ImageDownloader.ImageLoader.java

private static void start(String imageUrl, ImageView imageView, ImageLoaderHandler handler,
        Drawable dummyDrawable, Drawable errorDrawable) {
    if (imageView != null) {
        if (imageUrl == null) {
            // In a ListView views are reused, so we must be sure to remove the tag that could
            // have been set to the ImageView to prevent that the wrong image is set.
            imageView.setTag(null);/* w  w w. jav  a 2 s  .c  om*/
            imageView.setImageDrawable(dummyDrawable);
            return;
        }
        String oldImageUrl = (String) imageView.getTag();
        if (imageUrl.equals(oldImageUrl)) {
            // nothing to do
            return;
        } else {
            // Set the dummy image while waiting for the actual image to be downloaded.
            imageView.setImageDrawable(dummyDrawable);
            imageView.setTag(imageUrl);
        }
    }

    if (imageCache.containsKeyInMemory(imageUrl)) {
        // do not go through message passing, handle directly instead
        handler.handleImageLoaded(imageCache.getBitmap(imageUrl), null);
    } else {
        executor.execute(new ImageLoader(imageUrl, handler));
    }
}

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From source file:org.montanafoodhub.app.utils.ImageCache.java

private AsyncImageLoader getAsyncLoader(ImageView imageView) {
    AsyncImageLoader loader = null;/*from   w  w w . j a va  2s. c  om*/
    Object tag = imageView.getTag();
    if (tag instanceof AsyncImageLoader) {
        loader = (AsyncImageLoader) tag;
    }

    return loader;
}

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From source file:info.shibafu528.gallerymultipicker.ThumbnailAsyncTask.java

ThumbnailAsyncTask(ImageView imageView) {
    this.imageView = new WeakReference<>(imageView);
    this.tag = (String) imageView.getTag();
}

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From source file:info.shibafu528.gallerymultipicker.ThumbnailAsyncTask.java

@Override
protected void onPostExecute(Bitmap bitmap) {
    ImageView imageView = this.imageView != null ? this.imageView.get() : null;
    if (imageView != null && tag.equals(imageView.getTag())) {
        imageView.setImageBitmap(bitmap);
    }//from w  w w . ja  v  a 2s.  c  o m
}

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