Hello Friends,
This sample helps you in browsing your
Sd Card folder and files. List all your music folder, file and images programmatically .
Here are the code:
1.ListFolder.Java
package com.android.sdcard.folder;
import java.io.File;
import java.sql.Date;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.text.DateFormat;
import com.example.fileexplorer.R;
import android.os.Bundle;
import android.app.ListActivity;
import android.content.Intent;
import android.view.View;
import android.widget.ListView;
public class ListFolder extends ListActivity {
private File currentDir;
private FileArrayAdapter adapter;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
currentDir = new File("/sdcard/");
fill(currentDir);
}
private void fill(File f) {
File[] dirs = f.listFiles();
this.setTitle("Current Dir: " + f.getName());
List dir = new ArrayList();
List fls = new ArrayList();
try {
for (File ff : dirs) {
String name = ff.getName();
Date lastModDate = new Date(ff.lastModified());
DateFormat formater = DateFormat.getDateTimeInstance();
String date_modify = formater.format(lastModDate);
/*
* Note: Remove this
* name.equalsIgnoreCase("Covenant and Augment Softsol" if u
* want to list all ur sd card file and folder
*/
if (ff.isDirectory()
&& name.equalsIgnoreCase("Covenant and Augment Softsol")) {
File[] fbuf = ff.listFiles();
int buf = 0;
if (fbuf != null) {
buf = fbuf.length;
} else
buf = 0;
String num_item = String.valueOf(buf);
if (buf == 0)
num_item = num_item + " item";
else
num_item = num_item + " items";
// String formated = lastModDate.toString();
dir.add(new Albumb(ff.getName(), num_item, date_modify, ff
.getAbsolutePath(), "directory_icon"));
} else {
/*
* Note: Remove this
* f.getName().equalsIgnoreCase("Covenant and Augment Softsol"
* if u want to list all ur sd card file and folder
*/
if (f.getName().equalsIgnoreCase(
"Covenant and Augment Softsol")) {
fls.add(new Albumb(ff.getName(), ff.length() + " Byte",
date_modify, ff.getAbsolutePath(), "file_icon"));
}
}
}
} catch (Exception e) {
}
Collections.sort(dir);
Collections.sort(fls);
dir.addAll(fls);
if (!f.getName().equalsIgnoreCase("sdcard"))
dir.add(0, new Albumb("..", "Parent Directory", "", f.getParent(),
"directory_up"));
adapter = new FileArrayAdapter(ListFolder.this, R.layout.file_view, dir);
this.setListAdapter(adapter);
}
@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
// TODO Auto-generated method stub
super.onListItemClick(l, v, position, id);
Albumb o = adapter.getItem(position);
if (o.getImage().equalsIgnoreCase("directory_icon")
|| o.getImage().equalsIgnoreCase("directory_up")) {
currentDir = new File(o.getPath());
fill(currentDir);
}
}
}
2. Albumb.java
package com.android.sdcard.folder;
public class Albumb implements Comparable{
private String name;
private String data;
private String date;
private String path;
private String image;
public Albumb(String name,String date, String dt, String path, String image)
{
this.name = name;
this.data = date;
this.path = path;
this.image = image;
}
public String getName()
{
return name;
}
public String getData()
{
return data;
}
public String getDate()
{
return date;
}
public String getPath()
{
return path;
}
public String getImage() {
return image;
}
public int compareTo(Albumb o) {
if(this.name != null)
return this.name.toLowerCase().compareTo(o.getName().toLowerCase());
else
throw new IllegalArgumentException();
}
}
3. FileArrayAdapter.java
package com.android.sdcard.folder;
import java.util.List;
import com.example.fileexplorer.R;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.Drawable;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Gallery;
import android.widget.ImageView;
import android.widget.TextView;
public class FileArrayAdapter extends ArrayAdapter {
private Context c;
private int id;
private List items;
public FileArrayAdapter(Context context, int textViewResourceId,
List objects) {
super(context, textViewResourceId, objects);
c = context;
id = textViewResourceId;
items = objects;
}
public Albumb getItem(int i) {
return items.get(i);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v = convertView;
if (v == null) {
LayoutInflater vi = (LayoutInflater) c
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
v = vi.inflate(id, null);
}
/* create a new view of my layout and inflate it in the row */
// convertView = ( RelativeLayout ) inflater.inflate( resource, null );
final Albumb item = items.get(position);
if (item != null) {
TextView t1 = (TextView) v.findViewById(R.id.TextView01);
TextView t2 = (TextView) v.findViewById(R.id.TextView02);
TextView t3 = (TextView) v.findViewById(R.id.TextViewDate);
/* Take the ImageView from layout and set the city's image */
ImageView imageCity = (ImageView) v.findViewById(R.id.fd_Icon1);
String type = item.getImage();
if (type.equalsIgnoreCase("directory_icon")) {
String uri = "drawable/" + item.getImage();
int imageResource = c.getResources().getIdentifier(uri, null,
c.getPackageName());
Drawable image = c.getResources().getDrawable(imageResource);
imageCity.setImageDrawable(image);
} else {
Bitmap bmp = BitmapFactory.decodeFile(item.getPath());
imageCity.setImageBitmap(bmp);
}
if (t1 != null)
t1.setText(item.getName());
if (t2 != null)
t2.setText(item.getData());
if (t3 != null)
t3.setText(item.getDate());
}
return v;
}
}
Hello android Guys as we as we Google launches three new
