Android Open Source - fileEx Root Page

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License

The source code is released under:
Apache License
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Java Source Code

package android.howard.exp.fragment;
//  w ww  .jav  a  2s .c  o m
import java.io.File;
import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.howard.exp.adapter.ImageReaderTask;
import android.howard.exp.adapter.ViedioReaderTask;
import android.howard.exp.bean.RootItemBean;
import android.howard.exp.utils.TextFileReader;
import android.howard.exp.views.ListViewCompat;
import android.howard.exp.views.SlideView;
import android.howard.exp.views.SlideView.OnSlideListener;
import android.os.Bundle;
import android.os.Environment;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;

import com.bpok.fileex.FileExApp;
import com.bpok.fileex.R;

public class RootPage extends BaseFragment implements OnItemClickListener,
    OnSlideListener {
  private View mRootView;
  private Context mContext;

  private ListViewCompat mListView;
  private SlideView mLastSlideViewWithStatusOn;
  private List<RootItemBean> mCurrlistContents;
  private RootListAdapter mAdapter;

  private String mCurrentFilePath;
  private TextFileReader textReader;

  private FileExApp baseActivity;

  @Override
  public void onAttach(Activity activity) {
    this.mContext = activity.getApplicationContext();
    baseActivity = (FileExApp) getActivity();
    super.onAttach(activity);
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
      Bundle savedInstanceState) {
    mRootView = inflater.inflate(R.layout.rootpage, null);
    findViews();
    getRootFiles();
    inflateList(mCurrlistContents, false);
    return mRootView;
  }

  @Override
  public void onResume() {
    super.onResume();
  }

  private void findViews() {
    mListView = (ListViewCompat) mRootView.findViewById(R.id.lv_local);
    mListView.setOnItemClickListener(this);
  }

  private void getRootFiles() {
    String rootPathString = Environment.getExternalStorageDirectory()
        .getPath();
    mCurrlistContents = getCurrentFiles(rootPathString);
  }

  private List<RootItemBean> getCurrentFiles(String path) {

    File file = new File(path);
    File[] files = file.listFiles();
    List<RootItemBean> currlistContents = new ArrayList<RootItemBean>();
    for (int i = 0; i < files.length; i++) {
      final RootItemBean item = new RootItemBean();
      String fileNameString = files[i].getName();
      String pathString = files[i].getPath();
      item.setTitleString(fileNameString);
      item.setPathString(pathString);
      item.setDir(files[i].isDirectory());
      // if is not a dir
      item.setSizeString(files[i].length() + "");
      if (fileNameString.endsWith(".apk")) {
        item.setApp(true);

      } else if (fileNameString.endsWith(".mp3")
          || fileNameString.endsWith(".wma")
          || fileNameString.endsWith(".ogg")
          || fileNameString.endsWith(".wav")
          || fileNameString.endsWith(".aac")

          // upper case
          || fileNameString.endsWith(".MP3")
          || fileNameString.endsWith(".WMA")
          || fileNameString.endsWith(".WAV")
          || fileNameString.endsWith(".OGG")
          || fileNameString.endsWith(".AAC")) {
        item.setMusic(true);

      } else if (fileNameString.endsWith(".png")
          || fileNameString.endsWith(".jpg")
          || fileNameString.endsWith(".jpeg")
          || fileNameString.endsWith(".bmp")

          || fileNameString.endsWith(".PNG")
          || fileNameString.endsWith(".JPG")
          || fileNameString.endsWith(".JPEG")
          || fileNameString.endsWith(".BMP")) {
        item.setImage(true);

      } else if (fileNameString.endsWith(".mp4")
          || fileNameString.endsWith(".avi")
          || fileNameString.endsWith(".wmv")
          || fileNameString.endsWith(".flv")
          || fileNameString.endsWith(".3gp")

          || fileNameString.endsWith(".MP4")
          || fileNameString.endsWith(".AVI")
          || fileNameString.endsWith(".WMV")
          || fileNameString.endsWith(".FLV")
          || fileNameString.endsWith(".3GP")) {
        item.setMovie(true);

      } else if (fileNameString.endsWith(".zip")
          || fileNameString.endsWith(".rar")
          || fileNameString.endsWith(".tar")
          || fileNameString.endsWith(".tar.gz")
          || fileNameString.endsWith(".7z")
          || fileNameString.endsWith(".iso")

          || fileNameString.endsWith(".ZIP")
          || fileNameString.endsWith(".RAR")
          || fileNameString.endsWith(".TAR")
          || fileNameString.endsWith(".TAR.GZ")
          || fileNameString.endsWith(".7Z")
          || fileNameString.endsWith(".ISO")) {
        item.setZipRar(true);

      } else if (fileNameString.endsWith(".txt")
          || fileNameString.endsWith(".java")
          || fileNameString.endsWith(".c")
          || fileNameString.endsWith(".rc")
          || fileNameString.endsWith(".log")
          || fileNameString.endsWith(".prop")
          || fileNameString.endsWith(".xml")
          || fileNameString.endsWith(".sh")
          || fileNameString.endsWith(".cfg")
          || fileNameString.endsWith(".cpp")

          || fileNameString.endsWith(".TXT")
          || fileNameString.endsWith(".JAVA")
          || fileNameString.endsWith(".C")
          || fileNameString.endsWith(".RC")
          || fileNameString.endsWith(".LOG")
          || fileNameString.endsWith(".PROP")
          || fileNameString.endsWith(".XML")
          || fileNameString.endsWith(".SH")
          || fileNameString.endsWith(".CFG")
          || fileNameString.endsWith(".CPP")) {
        item.setTextFile(true);
      }

      else if (fileNameString.endsWith(".doc")
          || fileNameString.endsWith(".DOC")) {
        item.setDoc(true);
      }

      else if (fileNameString.endsWith(".pdf")
          || fileNameString.endsWith(".PDF")) {
        item.setPdf(true);
      }

      else {
        item.setNotSupported(true);
      }

      currlistContents.add(item);
    }
    return currlistContents;
  }

  /**
   * inflate/update the list content
   */
  private void inflateList(List<RootItemBean> list, boolean resetAdapter) {
    if (resetAdapter || mAdapter == null) {
      mAdapter = new RootListAdapter(mCurrlistContents, mContext);
    }
    if (mAdapter != null)
      mListView.setAdapter(mAdapter);
  }

  @Override
  public void onItemClick(AdapterView<?> arg0, View arg1, int position,
      long arg3) {
    RootItemBean item = mCurrlistContents.get(position);
    if (item.isDir()) {
      String _pathString = mCurrlistContents.get(position)
          .getPathString();
      mCurrlistContents = getCurrentFiles(_pathString);
      mCurrentFilePath = _pathString;
      inflateList(mCurrlistContents, true);
    } else if (item.isTextFile()) {
      if (textReader == null) {
        textReader = new TextFileReader(getActivity());
      }
      String readString = textReader.read(item.getPathString());
      if (readString != null)
        Log.i("howard", readString);
      Fragment fragment = new TextReader();
      Bundle args = new Bundle();
      args.putString("content", readString);
      fragment.setArguments(args);
      if (baseActivity != null) {
        baseActivity.showShow(fragment);
      }
    }
  }

  @Override
  public void onDestroy() {
    super.onDestroy();
  }

  @Override
  public void handleBackPressed() {
    if (mCurrentFilePath == null
        || mCurrentFilePath.equals(Environment
            .getExternalStorageDirectory().getPath())) {
      baseActivity.quit();
    } else {
      File _File = new File(mCurrentFilePath);
      mCurrentFilePath = _File.getParent();
      mCurrlistContents = getCurrentFiles(mCurrentFilePath);
      inflateList(mCurrlistContents, true);
    }
  }

  @Override
  public void onSlide(View view, int status) {

    if (mLastSlideViewWithStatusOn != null
        && mLastSlideViewWithStatusOn != view) {
      mLastSlideViewWithStatusOn.shrink();
    }

    if (status == SLIDE_STATUS_ON) {
      mLastSlideViewWithStatusOn = (SlideView) view;
    }
  }

  public class RootListAdapter extends BaseAdapter {

    private List<RootItemBean> contentList;
    private Context mContext;
    private ViewHolder viewHolder;

    /**
     * @param contentList
     * @param mContext
     */
    public RootListAdapter(List<RootItemBean> contentList, Context mContext) {
      super();
      this.contentList = contentList;
      this.mContext = mContext;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup arg2) {

      SlideView slideView = (SlideView) convertView;
      if (slideView == null) {
        viewHolder = new ViewHolder();
        View itemView = LayoutInflater.from(mContext).inflate(
            R.layout.root_item, null);
        slideView = new SlideView(mContext);
        slideView.setContentView(itemView);

        // find views
        viewHolder.tv_title = (TextView) slideView
            .findViewById(R.id.tv_line_one);
        viewHolder.iv_icon = (ImageView) slideView
            .findViewById(R.id.iv_icon);

        slideView.setOnSlideListener(RootPage.this);
        slideView.setTag(viewHolder);
      } else {
        viewHolder = (ViewHolder) slideView.getTag();
      }

      RootItemBean content = contentList.get(position);
      content.setSlideView(slideView);
      content.slideView.shrink();

      viewHolder.tv_title.setText(content.getTitleString());

      // update the icon
      if (content.isDir()) {
        viewHolder.iv_icon.setBackgroundResource(R.drawable.dir);
      } else if (content.isApp()) {
        viewHolder.iv_icon.setBackgroundResource(R.drawable.x);
      } else if (content.isMovie()) {
        viewHolder.iv_icon.setBackgroundResource(R.drawable.movie);
        new ViedioReaderTask(mContext, viewHolder.iv_icon, 0, 0)
            .execute(content.getPathString());
      } else if (content.isMusic()) {
        viewHolder.iv_icon.setBackgroundResource(R.drawable.music);
      } else if (content.isImage()) {
        viewHolder.iv_icon.setBackgroundResource(R.drawable.camera);
        new ImageReaderTask(mContext, viewHolder.iv_icon, 45, 45)
            .execute(content.getPathString());
      } else if (content.isTextFile()) {
        viewHolder.iv_icon.setBackgroundResource(R.drawable.txt);
      }

      return convertView;
    }

    @Override
    public int getCount() {
      return contentList.size();
    }

    @Override
    public Object getItem(int position) {
      return contentList.get(position);
    }

    @Override
    public long getItemId(int position) {
      return position;
    }

    final class ViewHolder {
      private TextView tv_title;
      private TextView tv_size;
      private TextView tv_childCount;
      private ImageView iv_icon;
      private ViewGroup deleteHolder;
    }
  }

}
Java Source Code List
