ComicReader/ComicReader/src/com/blogspot/applications4android/comicreader/FolderDeleteUpdater.java

70 lines
1.7 KiB
Java
Executable File

package com.blogspot.applications4android.comicreader;
import java.io.File;
import com.blogspot.applications4android.comicreader.R;
import com.blogspot.applications4android.comicreader.core.FileUtils;
import android.app.Activity;
import android.app.ProgressDialog;
import android.os.AsyncTask;
import android.widget.Toast;
/**
* Class responsible for recursively deleting a directory
*/
public class FolderDeleteUpdater extends AsyncTask<File, Void, Void> {
/** progress dialog to be shown in case of downloading a new strip */
private ProgressDialog mPdiag;
/** activity upon which to display the progress */
private Activity mMain;
/** message id to be displayed upon success */
private int mId;
/**
* Set the activity upon which to display the progress dialog
* @param a the desired activity
*/
public void setActivity(Activity a) {
mMain = a;
}
/**
* Message Id to be displayed upon success
* @param id id
*/
public void setSuccessId(int id) {
mId = id;
}
@Override
protected Void doInBackground(File... arg0) {
for(File f : arg0) {
FileUtils.recursiveDelete(f);
}
return null;
}
@Override
protected void onPreExecute() {
mPdiag = new ProgressDialog(mMain);
mPdiag.setCancelable(true);
mPdiag.setMessage(mMain.getResources().getString(R.string.recursive_folder_delete_msg));
mPdiag.show();
}
@Override
protected void onPostExecute(Void arg0) {
Toast.makeText(mMain, mMain.getResources().getString(mId), Toast.LENGTH_LONG).show();
if(mPdiag.isShowing()) {
mPdiag.dismiss();
}
}
@Override
protected void onProgressUpdate(Void... arg0) {
}
}