package com.owncloud.android.ui.adapter;\r
\r
import java.io.File;\r
+import java.lang.ref.WeakReference;\r
+ import java.util.Collections;\r
+ import java.util.Comparator;\r
import java.util.Vector;\r
\r
import android.accounts.Account;\r
import android.content.Context;\r
+ import android.content.SharedPreferences;\r
+import android.content.res.Resources;\r
+import android.graphics.Bitmap;\r
+import android.graphics.Bitmap.CompressFormat;\r
+import android.graphics.BitmapFactory;\r
+import android.graphics.drawable.BitmapDrawable;\r
+import android.graphics.drawable.Drawable;\r
+import android.media.ThumbnailUtils;\r
+import android.os.AsyncTask;\r
+ import android.preference.PreferenceManager;\r
+import android.util.TypedValue;\r
import android.view.LayoutInflater;\r
import android.view.View;\r
import android.view.ViewGroup;\r
import com.owncloud.android.datamodel.OCFile;\r
import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;\r
import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;\r
+import com.owncloud.android.lib.common.utils.Log_OC;\r
import com.owncloud.android.ui.activity.ComponentsGetter;\r
+import com.owncloud.android.utils.BitmapUtils;\r
import com.owncloud.android.utils.DisplayUtils;\r
-import com.owncloud.android.utils.Log_OC;\r
+ import com.owncloud.android.utils.FileStorageUtils;\r
++\r
\r
\r
/**\r
private FileDataStorageManager mStorageManager;
private Account mAccount;
private ComponentsGetter mTransferServiceGetter;\r
+ private Integer sortOrder;\r
+ private Boolean sortAscending;\r
+ private SharedPreferences appPreferences;\r
\r
+ private final Object thumbnailDiskCacheLock = new Object();\r
+ private DiskLruImageCache mThumbnailCache;\r
+ private boolean mThumbnailCacheStarting = true;\r
+ private static final int DISK_CACHE_SIZE = 1024 * 1024 * 10; // 10MB\r
+ private static final CompressFormat mCompressFormat = CompressFormat.JPEG;\r
+ private static final int mCompressQuality = 70;\r
+ private Bitmap defaultImg;\r
+ \r
public FileListListAdapter(\r
boolean justFolders, \r
Context context, \r
mContext = context;\r
mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);\r
mTransferServiceGetter = transferServiceGetter;\r
- return null;\r
+ \r
+ appPreferences = PreferenceManager\r
+ .getDefaultSharedPreferences(mContext);\r
+ \r
+ // Read sorting order, default to sort by name ascending\r
+ sortOrder = appPreferences\r
+ .getInt("sortOrder", 0);\r
+ sortAscending = appPreferences.getBoolean("sortAscending", true);\r
+ \r
+ defaultImg = BitmapFactory.decodeResource(mContext.getResources(), \r
+ DisplayUtils.getResourceId("image/png", "default.png"));\r
+ \r
+ // Initialise disk cache on background thread\r
+ new InitDiskCacheTask().execute();\r
+ }\r
+ \r
+ class InitDiskCacheTask extends AsyncTask<File, Void, Void> {\r
+ @Override\r
+ protected Void doInBackground(File... params) {\r
+ synchronized (thumbnailDiskCacheLock) {\r
+ try {\r
+ mThumbnailCache = new DiskLruImageCache(mContext, "thumbnailCache", \r
+ DISK_CACHE_SIZE, mCompressFormat, mCompressQuality);\r
+ } catch (Exception e) {\r
+ Log_OC.d(TAG, "Thumbnail cache could not be opened ", e);\r
+ mThumbnailCache = null;\r
+ }\r
+ mThumbnailCacheStarting = false; // Finished initialization\r
+ thumbnailDiskCacheLock.notifyAll(); // Wake any waiting threads\r
+ }\r
+ return null;\r
+ }\r
+ }\r
+ \r
+ static class AsyncDrawable extends BitmapDrawable {\r
+ private final WeakReference<ThumbnailGenerationTask> bitmapWorkerTaskReference;\r
+\r
+ public AsyncDrawable(Resources res, Bitmap bitmap,\r
+ ThumbnailGenerationTask bitmapWorkerTask) {\r
+ super(res, bitmap);\r
+ bitmapWorkerTaskReference =\r
+ new WeakReference<ThumbnailGenerationTask>(bitmapWorkerTask);\r
+ }\r
+\r
+ public ThumbnailGenerationTask getBitmapWorkerTask() {\r
+ return bitmapWorkerTaskReference.get();\r
+ }\r
+ }\r
+\r
+ class ThumbnailGenerationTask extends AsyncTask<OCFile, Void, Bitmap> {\r
+ private final WeakReference<ImageView> imageViewReference;\r
+ private OCFile file;\r
+\r
+ \r
+ public ThumbnailGenerationTask(ImageView imageView) {\r
+ // Use a WeakReference to ensure the ImageView can be garbage collected\r
+ imageViewReference = new WeakReference<ImageView>(imageView);\r
+ }\r
+\r
+ // Decode image in background.\r
+ @Override\r
+ protected Bitmap doInBackground(OCFile... params) {\r
+ Bitmap thumbnail = null;\r
+ \r
+ try {\r
+ file = params[0];\r
+ final String imageKey = String.valueOf(file.getRemoteId());\r
+ \r
+ // Check disk cache in background thread\r
+ thumbnail = getBitmapFromDiskCache(imageKey);\r
+ \r
+ // Not found in disk cache\r
+ if (thumbnail == null || file.needsUpdateThumbnail()) { \r
+ // Converts dp to pixel\r
+ Resources r = mContext.getResources();\r
+ int px = (int) Math.round(TypedValue.applyDimension(\r
+ TypedValue.COMPLEX_UNIT_DIP, 150, r.getDisplayMetrics()\r
+ ));\r
+ \r
+ if (file.isDown()){\r
+ Bitmap bitmap = BitmapUtils.decodeSampledBitmapFromFile(\r
+ file.getStoragePath(), px, px);\r
+ \r
+ if (bitmap != null) {\r
+ thumbnail = ThumbnailUtils.extractThumbnail(bitmap, px, px);\r
+ \r
+ // Add thumbnail to cache\r
+ addBitmapToCache(imageKey, thumbnail);\r
+\r
+ file.setNeedsUpdateThumbnail(false);\r
+ mStorageManager.saveFile(file);\r
+ }\r
+ \r
+ }\r
+ }\r
+ \r
+ } catch (Throwable t) {\r
+ // the app should never break due to a problem with thumbnails\r
+ Log_OC.e(TAG, "Generation of thumbnail for " + file + " failed", t);\r
+ if (t instanceof OutOfMemoryError) {\r
+ System.gc();\r
+ }\r
+ }\r
+ \r
+ return thumbnail;\r
+ }\r
+ \r
+ protected void onPostExecute(Bitmap bitmap){\r
+ if (isCancelled()) {\r
+ bitmap = null;\r
+ }\r
+\r
+ if (imageViewReference != null && bitmap != null) {\r
+ final ImageView imageView = imageViewReference.get();\r
+ final ThumbnailGenerationTask bitmapWorkerTask =\r
+ getBitmapWorkerTask(imageView);\r
+ if (this == bitmapWorkerTask && imageView != null) {\r
+ imageView.setImageBitmap(bitmap);\r
+ }\r
+ }\r
+ }\r
+ }\r
+ \r
+ public void addBitmapToCache(String key, Bitmap bitmap) {\r
+ synchronized (thumbnailDiskCacheLock) {\r
+ if (mThumbnailCache != null) {\r
+ mThumbnailCache.put(key, bitmap);\r
+ }\r
+ }\r
+ }\r
+\r
+ public Bitmap getBitmapFromDiskCache(String key) {\r
+ synchronized (thumbnailDiskCacheLock) {\r
+ // Wait while disk cache is started from background thread\r
+ while (mThumbnailCacheStarting) {\r
+ try {\r
+ thumbnailDiskCacheLock.wait();\r
+ } catch (InterruptedException e) {}\r
+ }\r
+ if (mThumbnailCache != null) {\r
+ return (Bitmap) mThumbnailCache.getBitmap(key);\r
+ }\r
+ }\r
++ return null;
}
\r
@Override\r
}\r
} \r
else {\r
- fileSizeV.setVisibility(View.INVISIBLE);\r
- //fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));\r
+ if (FileStorageUtils.getDefaultSavePathFor(mAccount.name, file) != null){\r
+ fileSizeV.setVisibility(View.VISIBLE);\r
+ fileSizeV.setText(getFolderSizeHuman(FileStorageUtils.getDefaultSavePathFor(mAccount.name, file)));\r
+ } else {\r
+ fileSizeV.setVisibility(View.INVISIBLE);\r
+ }\r
- \r
++
lastModV.setVisibility(View.VISIBLE);\r
- lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));\r
+ lastModV.setText(\r
+ DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp())\r
+ );\r
checkBoxV.setVisibility(View.GONE);\r
view.findViewById(R.id.imageView3).setVisibility(View.GONE);\r
\r
\r
return view;\r
}\r
- \r
++
+ public static boolean cancelPotentialWork(OCFile file, ImageView imageView) {\r
+ final ThumbnailGenerationTask bitmapWorkerTask = getBitmapWorkerTask(imageView);\r
+\r
+ if (bitmapWorkerTask != null) {\r
+ final OCFile bitmapData = bitmapWorkerTask.file;\r
+ // If bitmapData is not yet set or it differs from the new data\r
+ if (bitmapData == null || bitmapData != file) {\r
+ // Cancel previous task\r
+ bitmapWorkerTask.cancel(true);\r
+ } else {\r
+ // The same work is already in progress\r
+ return false;\r
+ }\r
+ }\r
+ // No task associated with the ImageView, or an existing task was cancelled\r
+ return true;\r
+ }\r
\r
- } \r
+ private static ThumbnailGenerationTask getBitmapWorkerTask(ImageView imageView) {\r
+ if (imageView != null) {\r
+ final Drawable drawable = imageView.getDrawable();\r
+ if (drawable instanceof AsyncDrawable) {\r
+ final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;\r
+ return asyncDrawable.getBitmapWorkerTask();\r
+ }\r
+ }\r
+ return null;\r
+ }\r
++
+ /**\r
+ * Local Folder size in human readable format\r
+ * @param path String\r
+ * @return Size in human readable format\r
+ */\r
+ private String getFolderSizeHuman(String path) {\r
+ \r
+ File dir = new File(path);\r
+ \r
+ if(dir.exists()) {\r
+ long bytes = getFolderSize(dir);\r
+ if (bytes < 1024) return bytes + " B";\r
+ int exp = (int) (Math.log(bytes) / Math.log(1024));\r
+ String pre = ("KMGTPE").charAt(exp-1) + "";\r
+ \r
+ return String.format("%.1f %sB", bytes / Math.pow(1024, exp), pre);\r
+ }\r
+ \r
+ return "0 B";\r
+ }\r
+ \r
+ /**\r
+ * Local Folder size\r
+ * @param dir File\r
+ * @return Size in bytes\r
+ */\r
+ private long getFolderSize(File dir) {\r
+ if (dir.exists()) {\r
+ long result = 0;\r
+ File[] fileList = dir.listFiles();\r
+ for(int i = 0; i < fileList.length; i++) {\r
+ if(fileList[i].isDirectory()) {\r
+ result += getFolderSize(fileList[i]);\r
+ } else {\r
+ result += fileList[i].length();\r
+ }\r
+ }\r
+ return result;\r
+ }\r
+ return 0;\r
++ }
\r
@Override\r
public int getViewTypeCount() {\r
* @return boolean: True if it is shared with me and false if it is not\r
*/\r
private boolean checkIfFileIsSharedWithMe(OCFile file) {\r
- return (mFile.getPermissions() != null && !mFile.getPermissions().contains(PERMISSION_SHARED_WITH_ME)\r
- && file.getPermissions() != null && file.getPermissions().contains(PERMISSION_SHARED_WITH_ME));\r
+ return (mFile.getPermissions() != null \r
+ && !mFile.getPermissions().contains(PERMISSION_SHARED_WITH_ME)\r
+ && file.getPermissions() != null \r
+ && file.getPermissions().contains(PERMISSION_SHARED_WITH_ME));\r
}\r
+ \r
+ /**\r
+ * Sorts list by Date\r
+ * @param sortAscending true: ascending, false: descending\r
+ */\r
+ private void sortByDate(boolean sortAscending){\r
+ final Integer val;\r
+ if (sortAscending){\r
+ val = 1;\r
+ } else {\r
+ val = -1;\r
+ }\r
+ \r
+ Collections.sort(mFiles, new Comparator<OCFile>() {\r
+ public int compare(OCFile o1, OCFile o2) {\r
+ if (o1.isFolder() && o2.isFolder()) {\r
+ return val * Long.compare(o1.getModificationTimestamp(), o2.getModificationTimestamp());\r
+ }\r
+ else if (o1.isFolder()) {\r
+ return -1;\r
+ } else if (o2.isFolder()) {\r
+ return 1;\r
+ } else if (o1.getModificationTimestamp() == 0 || o2.getModificationTimestamp() == 0){\r
+ return 0;\r
+ } else {\r
+ return val * Long.compare(o1.getModificationTimestamp(), o2.getModificationTimestamp());\r
+ }\r
+ }\r
+ });\r
+ }\r
+ \r
+ /**\r
+ * Sorts list by Size\r
+ * @param sortAscending true: ascending, false: descending\r
+ */\r
+ private void sortBySize(boolean sortAscending){\r
+ final Integer val;\r
+ if (sortAscending){\r
+ val = 1;\r
+ } else {\r
+ val = -1;\r
+ }\r
+ \r
+ Collections.sort(mFiles, new Comparator<OCFile>() {\r
+ public int compare(OCFile o1, OCFile o2) {\r
+ if (o1.isFolder() && o2.isFolder()) {\r
+ return val * Long.compare(getFolderSize(new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, o1))), \r
+ getFolderSize(new File(FileStorageUtils.getDefaultSavePathFor(mAccount.name, o2))));\r
+ }\r
+ else if (o1.isFolder()) {\r
+ return -1;\r
+ } else if (o2.isFolder()) {\r
+ return 1;\r
+ } else if (o1.getFileLength() == 0 || o2.getFileLength() == 0){\r
+ return 0;\r
+ } else {\r
+ return val * Long.compare(o1.getFileLength(), o2.getFileLength());\r
+ }\r
+ }\r
+ });\r
+ }\r
+ \r
+ /**\r
+ * Sorts list by Name\r
+ * @param sortAscending true: ascending, false: descending\r
+ */\r
+ private void sortByName(boolean sortAscending){\r
+ final Integer val;\r
+ if (sortAscending){\r
+ val = 1;\r
+ } else {\r
+ val = -1;\r
+ }\r
+ \r
+ Collections.sort(mFiles, new Comparator<OCFile>() {\r
+ public int compare(OCFile o1, OCFile o2) {\r
+ if (o1.isFolder() && o2.isFolder()) {\r
+ return val * o1.getRemotePath().toLowerCase().compareTo(o2.getRemotePath().toLowerCase());\r
+ } else if (o1.isFolder()) {\r
+ return -1;\r
+ } else if (o2.isFolder()) {\r
+ return 1;\r
+ }\r
+ return val * new AlphanumComparator().compare(o1, o2);\r
+ }\r
+ });\r
+ }\r
+ \r
+ public void setSortOrder(Integer order, boolean ascending) {\r
+ SharedPreferences.Editor editor = appPreferences.edit();\r
+ editor.putInt("sortOrder", order);\r
+ editor.putBoolean("sortAscending", ascending);\r
+ editor.commit();\r
+ \r
+ sortOrder = order;\r
+ sortAscending = ascending;\r
+ \r
+ sortDirectory();\r
+ } \r
}\r
projects / pub / Android / ownCloud.git / commitdiff