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DirectoryInfo.java
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DirectoryInfo.java
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/*
Open Manager, an open source file manager for the Android system
Copyright (C) 2009, 2010, 2011 Joe Berria <nexesdevelopment@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.nexes.manager;
import java.io.File;
import java.util.Date;
import android.os.Bundle;
import android.os.AsyncTask;
import android.os.StatFs;
import android.os.Environment;
import android.content.Intent;
import android.app.Activity;
import android.app.ProgressDialog;
import android.view.View.OnClickListener;
import android.view.View;
import android.widget.TextView;
import android.widget.Button;
public class DirectoryInfo extends Activity {
private static final int KB = 1024;
private static final int MG = KB * KB;
private static final int GB = MG * KB;
private String mPathName;
private TextView mNameLabel, mPathLabel, mDirLabel,
mFileLabel, mTimeLabel, mTotalLabel;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.info_layout);
Intent i = getIntent();
if(i != null) {
if(i.getAction() != null && i.getAction().equals(Intent.ACTION_VIEW)) {
mPathName = i.getData().getPath();
if(mPathName == null)
mPathName = "";
} else {
mPathName = i.getExtras().getString("PATH_NAME");
}
}
mNameLabel = (TextView)findViewById(R.id.name_label);
mPathLabel = (TextView)findViewById(R.id.path_label);
mDirLabel = (TextView)findViewById(R.id.dirs_label);
mFileLabel = (TextView)findViewById(R.id.files_label);
mTimeLabel = (TextView)findViewById(R.id.time_stamp);
mTotalLabel = (TextView)findViewById(R.id.total_size);
/* make zip button visible and setup onclick logic to have zip button
*/
Button zip = (Button)findViewById(R.id.zip_button);
zip.setVisibility(Button.GONE);
Button back = (Button)findViewById(R.id.back_button);
back.setOnClickListener(new ButtonHandler());
new BackgroundWork().execute(mPathName);
}
private class BackgroundWork extends AsyncTask<String, Void, Long> {
private ProgressDialog dialog;
private String mDisplaySize;
private int mFileCount = 0;
private int mDirCount = 0;
protected void onPreExecute(){
dialog = ProgressDialog.show(DirectoryInfo.this, "", "Calculating information...", true, true);
}
protected Long doInBackground(String... vals) {
FileManager flmg = new FileManager();
File dir = new File(vals[0]);
long size = 0;
int len = 0;
File[] list = dir.listFiles();
if(list != null)
len = list.length;
for (int i = 0; i < len; i++){
if(list[i].isFile())
mFileCount++;
else if(list[i].isDirectory())
mDirCount++;
}
if(vals[0].equals("/")) {
StatFs fss = new StatFs(Environment.getRootDirectory().getPath());
size = fss.getAvailableBlocks() * (fss.getBlockSize() / KB);
mDisplaySize = (size > GB) ?
String.format("%.2f Gb ", (double)size / MG) :
String.format("%.2f Mb ", (double)size / KB);
}else if(vals[0].equals("/sdcard")) {
StatFs fs = new StatFs(Environment.getExternalStorageDirectory()
.getPath());
size = fs.getBlockCount() * (fs.getBlockSize() / KB);
mDisplaySize = (size > GB) ?
String.format("%.2f Gb ", (double)size / GB) :
String.format("%.2f Gb ", (double)size / MG);
} else {
size = flmg.getDirSize(vals[0]);
if (size > GB)
mDisplaySize = String.format("%.2f Gb ", (double)size / GB);
else if (size < GB && size > MG)
mDisplaySize = String.format("%.2f Mb ", (double)size / MG);
else if (size < MG && size > KB)
mDisplaySize = String.format("%.2f Kb ", (double)size/ KB);
else
mDisplaySize = String.format("%.2f bytes ", (double)size);
}
return size;
}
protected void onPostExecute(Long result) {
File dir = new File(mPathName);
mNameLabel.setText(dir.getName());
mPathLabel.setText(dir.getAbsolutePath());
mDirLabel.setText(mDirCount + " folders ");
mFileLabel.setText(mFileCount + " files ");
mTotalLabel.setText(mDisplaySize);
mTimeLabel.setText(new Date(dir.lastModified()) + " ");
dialog.cancel();
}
}
private class ButtonHandler implements OnClickListener {
@Override
public void onClick(View v) {
if(v.getId() == R.id.back_button)
finish();
}
}
}