Android Open Source - Gui2Go File Dialog Fragment

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Back to project page Gui2Go.
License

The source code is released under:
MIT License
If you think the Android project Gui2Go listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package com.ami.gui2go;
/*from  w w w. java 2s .c o m*/
import java.io.File;
import java.io.FileFilter;
import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.app.DialogFragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;

public class FileDialogFragment extends DialogFragment
{
  String initialPath = null;
  private List<String> item = null;
  private List<String> path = null;
  private String root = "/";
  TextView pathTextView;
  ListView fileList;
  ArrayList<String> supportedFileExtensions;

  static FileDialogFragment newInstance(String name)
  {
    FileDialogFragment f = new FileDialogFragment();

    // Supply num input as an argument.
    Bundle args = new Bundle();
    args.putString("projectName", name);
    f.setArguments(args);

    return f;
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
      Bundle savedInstanceState)
  {
    View v = inflater
        .inflate(R.layout.file_dialog_layout, container, false);
    pathTextView = (TextView) v.findViewById(R.id.path);
    fileList = (ListView) v.findViewById(R.id.file_list);
    fileList.setOnItemClickListener(new FileItemClickListener());

    // set some dialog options
    getDialog().setTitle("Choose a file:");

    supportedFileExtensions = new ArrayList<String>();
    supportedFileExtensions.add("xml");
    supportedFileExtensions.add("jpg");
    supportedFileExtensions.add("png");
    supportedFileExtensions.add("gif");
    supportedFileExtensions.add("bmp");
    // get the initial dir list
    getDir(initialPath);
    return v;
  }

  @Override
  public void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);
    initialPath = getArguments().getString("projectName");
  }

  private void getDir(String dirPath)
  {

    pathTextView.setText("Location: " + dirPath);

    item = new ArrayList<String>();
    path = new ArrayList<String>();

    File f = new File(dirPath);
    File[] files = f.listFiles(new FileFilter()
    {

      @Override
      public boolean accept(File pathname)
      {
        if (pathname.isHidden())
          return false;
        if (!pathname.canRead())
          return false;
        if (pathname.isDirectory())
          return true;

        String fileName = pathname.getName();
        String fileExtension;
        int mid = fileName.lastIndexOf(".");
        fileExtension = fileName.substring(mid + 1, fileName.length());
        for (String s : supportedFileExtensions) {
          if (s.contentEquals(fileExtension)) {
            return true;
          }
        }

        return false;
      }
    });

    if (!dirPath.equals(root)) {

      item.add(root);
      path.add(root);

      item.add("../");
      path.add(f.getParent());

    }

    for (int i = 0; i < files.length; i++) {
      File file = files[i];
      path.add(file.getPath());
      if (file.isDirectory())
        item.add(file.getName() + "/");
      else
        item.add(file.getName());
    }

    ArrayAdapter<String> fileListAdapter = new ArrayAdapter<String>(
        getActivity(), R.layout.file_list_item_row, item);
    fileList.setAdapter(fileListAdapter);
  }

  private class FileItemClickListener implements OnItemClickListener
  {
    @Override
    public void onItemClick(AdapterView<?> l, View v, int position, long id)
    {
      File file = new File(path.get(position));

      if (file.isDirectory()) {
        getDir(path.get(position));
      } else {
        // if its not a directory
        Activity act = getActivity();
        if (act instanceof HomeActivity) {
          ((HomeActivity) act).doFileItemClick(file.getAbsolutePath());
          getDialog().dismiss();
        } else if (act instanceof EditorActivity) {
          ((EditorActivity) act).addResource(file.getAbsolutePath());
          getDialog().dismiss();
        } else if (act instanceof ResourceManagerActivity) {
          ((ResourceManagerActivity) act).addResource(file.getAbsolutePath());
          getDialog().dismiss();
        }
      }
    }
  }
}
Java Source Code List
