Create named class for loading and displaying attachment thumbnails (ca88f59c) · Commits · e / os / Mail

src/com/fsck/k9/view/AttachmentView.java

+39 −32

Original line number	Diff line number	Diff line
		@@ -152,7 +152,6 @@ public class AttachmentView extends FrameLayout implements OnClickListener, OnLo
		contentType = MimeUtility.getMimeTypeForViewing(part.getMimeType(), name);
		TextView attachmentName = (TextView) findViewById(R.id.attachment_name);
		TextView attachmentInfo = (TextView) findViewById(R.id.attachment_info);
		final ImageView attachmentIcon = (ImageView) findViewById(R.id.attachment_icon);
		viewButton = (Button) findViewById(R.id.view);
		downloadButton = (Button) findViewById(R.id.download);
		if ((!MimeUtility.mimeTypeMatches(contentType, K9.ACCEPTABLE_ATTACHMENT_VIEW_TYPES))
		@@ -174,20 +173,9 @@ public class AttachmentView extends FrameLayout implements OnClickListener, OnLo

		attachmentName.setText(name);
		attachmentInfo.setText(SizeFormatter.formatSize(mContext, size));
		new AsyncTask<Void, Void, Bitmap>() {
		protected Bitmap doInBackground(Void... asyncTaskArgs) {
		Bitmap previewIcon = getPreviewIcon();
		return previewIcon;
		}

		protected void onPostExecute(Bitmap previewIcon) {
		if (previewIcon != null) {
		attachmentIcon.setImageBitmap(previewIcon);
		} else {
		attachmentIcon.setImageResource(R.drawable.attached_image_placeholder);
		}
		}
		}.execute();
		ImageView thumbnail = (ImageView) findViewById(R.id.attachment_icon);
		new LoadAndDisplayThumbnailAsyncTask(thumbnail).execute();

		return firstClassAttachment;
		}
		@@ -216,24 +204,6 @@ public class AttachmentView extends FrameLayout implements OnClickListener, OnLo
		return false;
		}

		private Bitmap getPreviewIcon() {
		Bitmap icon = null;
		try {
		InputStream input = mContext.getContentResolver().openInputStream(
		AttachmentProvider.getAttachmentThumbnailUri(mAccount,
		part.getAttachmentId(),
		62,
		62));
		icon = BitmapFactory.decodeStream(input);
		input.close();
		} catch (Exception e) {
		/*
		* We don't care what happened, we just return null for the preview icon.
		*/
		}
		return icon;
		}

		private void onViewButtonClicked() {
		if (mMessage != null) {
		mController.loadAttachment(mAccount, mMessage, part, new Object[] {false, this}, mListener);
		@@ -331,4 +301,41 @@ public class AttachmentView extends FrameLayout implements OnClickListener, OnLo
		public void setCallback(AttachmentFileDownloadCallback callback) {
		this.callback = callback;
		}

		private class LoadAndDisplayThumbnailAsyncTask extends AsyncTask<Void, Void, Bitmap> {
		private final ImageView thumbnail;

		public LoadAndDisplayThumbnailAsyncTask(ImageView thumbnail) {
		this.thumbnail = thumbnail;
		}

		protected Bitmap doInBackground(Void... asyncTaskArgs) {
		return getPreviewIcon();
		}

		private Bitmap getPreviewIcon() {
		Bitmap icon = null;
		try {
		InputStream input = mContext.getContentResolver().openInputStream(
		AttachmentProvider.getAttachmentThumbnailUri(mAccount,
		part.getAttachmentId(),
		62,
		62));
		icon = BitmapFactory.decodeStream(input);
		input.close();
		} catch (Exception e) {
		// We don't care what happened, we just return null for the preview icon.
		}

		return icon;
		}

		protected void onPostExecute(Bitmap previewIcon) {
		if (previewIcon != null) {
		thumbnail.setImageBitmap(previewIcon);
		} else {
		thumbnail.setImageResource(R.drawable.attached_image_placeholder);
		}
		}
		}
		}