package com.supermario.filemanager;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import com.supermario.filemanager.MainActivity.FileAdapter.ViewHolder;import android.app.AlertDialog;import android.app.ListActivity;import android.app.ProgressDialog;import android.app.AlertDialog.Builder;import android.content.BroadcastReceiver;import android.content.Context;import android.content.DialogInterface;import android.content.Intent;import android.content.IntentFilter;import android.content.ServiceConnection;import android.content.DialogInterface.OnClickListener;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.net.Uri;import android.os.Bundle;import android.os.Environment;import android.util.Log;import android.view.Gravity;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.AdapterView;import android.widget.BaseAdapter;import android.widget.EditText;import android.widget.GridView;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.ListView;import android.widget.RadioButton;import android.widget.RadioGroup;import android.widget.SimpleAdapter;import android.widget.TextView;import android.widget.Toast;import android.widget.AdapterView.OnItemClickListener;import android.widget.AdapterView.OnItemLongClickListener;public class MainActivity extends ListActivity {    // 声明成员变量：    //存放显示的文件列表的名称    private List<String> mFileNames = null;    //存放显示的文件列表的相对应的路径    private List<String> mFilePaths = null;    //起始目录“/”     private String mRootPath = java.io.File.separator;    // SD卡根目录    private String mSDCard = Environment.getExternalStorageDirectory().toString();    private String mOldFilePath = "";    private String mNewFilePath = "";    private String keyWords;    //用于显示当前路径    private TextView mPathTextView;    //用于放置工具栏    private GridView mToolbarGridView;    private int[] girdview_menu_image = {R.drawable.menu_phone,R.drawable.menu_sdcard,R.drawable.menu_search,                                                        R.drawable.menu_create,R.drawable.menu_palse,R.drawable.menu_exit};    private String[] gridview_menu_title = {"手机","SD卡","搜索","创建","粘贴","退出"};    // 代表手机或SD卡，1代表手机，2代表SD卡    private static int menuPosition = 1;        @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);      //一开始程序的时候加载手机目录下的文件列表        initFileListInfo(mRootPath);        //初始化菜单视图       initGridViewMenu();        //初始化菜单监听器        initMenuListener();        //为列表项绑定长按监听器//        getListView().setOnItemLongClickListener(this);        mPathTextView = (TextView)findViewById(R.id.mPath);                     }        public static String mCurrentFilePath="";    private void initFileListInfo(String filePath) {        mCurrentFilePath = filePath;        //显示当前的路径        mPathTextView.setText(filePath);        mFileNames = new ArrayList<String>();        mFilePaths = new ArrayList<String>();        File mFile = new File(filePath);        //遍历出该文件夹路径下的所有文件/文件夹        File[] mFiles = mFile.listFiles();        //只要当前路径不是手机根目录或者是sd卡根目录则显示“返回根目录”和“返回上一级”        if(menuPosition == 1&&!mCurrentFilePath.equals(mRootPath)){            initAddBackUp(filePath,mRootPath);        }else if(menuPosition == 2&&!mCurrentFilePath.equals(mSDCard)){            initAddBackUp(filePath,mSDCard);        }                /*将所有文件信息添加到集合中*/        for(File mCurrentFile:mFiles){            mFileNames.add(mCurrentFile.getName());            mFilePaths.add(mCurrentFile.getPath());        }                /*适配数据*/        setListAdapter(new FileAdapter(MainActivity.this,mFileNames,mFilePaths));    }        private boolean isAddBackUp = false;    private void initAddBackUp(String filePath,String phone_sdcard){        if(!filePath.equals(phone_sdcard)){            /*列表项的第一项设置为返回根目录*/            mFileNames.add("BacktoRoot");            mFilePaths.add(phone_sdcard);                        /*列表项的第二项设置为返回上一级*/            mFileNames.add("BacktoUp");            //回到当前目录的父目录即回到上级            mFilePaths.add(new File(filePath).getParent());            //将添加返回按键标识位置为true            isAddBackUp = true;        }            }        /**为GridView配饰菜单资源*/    private void initGridViewMenu(){         mToolbarGridView = (GridView)findViewById(R.id.file_gridview_toolbar);         //设置选中时候的背景图片         mToolbarGridView.setSelector(R.drawable.menu_item_selected);         //设置背景图片         mToolbarGridView.setBackgroundResource(R.drawable.menu_background);         //设置列数         mToolbarGridView.setNumColumns(6);         //设置剧中对齐         mToolbarGridView.setGravity(Gravity.CENTER);         //设置水平，垂直间距为10         mToolbarGridView.setVerticalSpacing(10);         mToolbarGridView.setHorizontalSpacing(10);         //设置适配器         mToolbarGridView.setAdapter(getMenuAdapter(gridview_menu_title,girdview_menu_image));    }        /**菜单项的监听*/    protected void initMenuListener(){        mToolbarGridView.setOnItemClickListener(new OnItemClickListener(){            public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,long arg3) {                switch(arg2)                {                //回到根目录                case 0:                    menuPosition = 1;                     initFileListInfo(mRootPath);                    break;                //回到SD卡根目录                case 1:                    menuPosition = 2;                    initFileListInfo(mSDCard);                    break;                //显示搜索对话框//                case 2://                    searchDilalog();//                    break;//                //创建文件夹//                case 3://                    createFolder();//                    break;//                //粘贴文件//                case 4://                    palseFile();//                    break;//                //退出                case 5:                    MainActivity.this.finish();                    break;                }            }                  });    }    /**菜单适配器*/    private SimpleAdapter getMenuAdapter(String[] menuNameArray,            int[] imageResourceArray) {        //数组列表用于存放映射表        ArrayList<HashMap<String, Object>> mData = http://www.mamicode.com/new ArrayList<HashMap<String, Object>>();        for (int i = 0; i < menuNameArray.length; i++) {            HashMap<String, Object> mMap = new HashMap<String, Object>();            //将“image”映射成图片资源            mMap.put("image", imageResourceArray[i]);            //将“title”映射成标题            mMap.put("title", menuNameArray[i]);                    mData.add(mMap);        }        //新建简单适配器，设置适配器的布局文件，映射关系        SimpleAdapter mAdapter = new SimpleAdapter(this, mData,R.layout.item_menu, new String[] { "image", "title" },new int[] { R.id.item_image, R.id.item_text });        return mAdapter;    }        class FileAdapter extends BaseAdapter{        //返回键，各种格式的文件的图标        private Bitmap mBackRoot;        private Bitmap mBackUp;        private Bitmap mImage;        private Bitmap mAudio;        private Bitmap mRar;        private Bitmap mVideo;        private Bitmap mFolder;        private Bitmap mApk;        private Bitmap mOthers;        private Bitmap mTxt;        private Bitmap mWeb;                private Context mContext;        //文件名列表        private List<String> mFileNameList;        //文件对应的路径列表        private List<String> mFilePathList;                public FileAdapter(Context context,List<String> fileName,List<String> filePath){            mContext = context;            mFileNameList = fileName;            mFilePathList = filePath;            //初始化图片资源            //返回到根目录            mBackRoot = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.back_to_root);            //返回到上一级目录            mBackUp = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.back_to_up);            //图片文件对应的icon            mImage = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.image);            //音频文件对应的icon            mAudio = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.audio);            //视频文件对应的icon            mVideo = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.video);            //可执行文件对应的icon            mApk = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.apk);            //文本文档对应的icon            mTxt = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.txt);            //其他类型文件对应的icon            mOthers = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.others);            //文件夹对应的icon            mFolder = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.folder);            //zip文件对应的icon            mRar = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.zip_icon);            //网页文件对应的icon            mWeb = BitmapFactory.decodeResource(mContext.getResources(),R.drawable.web_browser);        }        //获得文件的总数        public int getCount() {            return mFilePathList.size();        }        //获得当前位置对应的文件名        public Object getItem(int position) {            return mFileNameList.get(position);        }        //获得当前的位置        public long getItemId(int position) {            return position;        }        //获得视图        public View getView(int position, View convertView, ViewGroup viewgroup) {            ViewHolder viewHolder = null;            if (convertView == null) {                viewHolder = new ViewHolder();                LayoutInflater mLI = (LayoutInflater)mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);                //初始化列表元素界面                convertView = mLI.inflate(R.layout.list_child, null);                //获取列表布局界面元素                viewHolder.mIV = (ImageView)convertView.findViewById(R.id.image_list_childs);                viewHolder.mTV = (TextView)convertView.findViewById(R.id.text_list_childs);                //将每一行的元素集合设置成标签                convertView.setTag(viewHolder);            } else {                //获取视图标签                viewHolder = (ViewHolder) convertView.getTag();            }            File mFile = new File(mFilePathList.get(position).toString());            //如果            if(mFileNameList.get(position).toString().equals("BacktoRoot")){                //添加返回根目录的按钮                viewHolder.mIV.setImageBitmap(mBackRoot);                viewHolder.mTV.setText("返回根目录");            }else if(mFileNameList.get(position).toString().equals("BacktoUp")){                //添加返回上一级菜单的按钮                viewHolder.mIV.setImageBitmap(mBackUp);                viewHolder.mTV.setText("返回上一级");            }else if(mFileNameList.get(position).toString().equals("BacktoSearchBefore")){                //添加返回搜索之前目录的按钮                viewHolder.mIV.setImageBitmap(mBackRoot);                viewHolder.mTV.setText("返回搜索之前目录");            }else{                String fileName = mFile.getName();                viewHolder.mTV.setText(fileName);                if(mFile.isDirectory()){                    viewHolder.mIV.setImageBitmap(mFolder);                }else{                    String fileEnds = fileName.substring(fileName.lastIndexOf(".")+1,fileName.length()).toLowerCase();//取出文件后缀名并转成小写                    if(fileEnds.equals("m4a")||fileEnds.equals("mp3")||fileEnds.equals("mid")||fileEnds.equals("xmf")||fileEnds.equals("ogg")||fileEnds.equals("wav")){                        viewHolder.mIV.setImageBitmap(mVideo);                    }else if(fileEnds.equals("3gp")||fileEnds.equals("mp4")){                        viewHolder.mIV.setImageBitmap(mAudio);                    }else if(fileEnds.equals("jpg")||fileEnds.equals("gif")||fileEnds.equals("png")||fileEnds.equals("jpeg")||fileEnds.equals("bmp")){                        viewHolder.mIV.setImageBitmap(mImage);                    }else if(fileEnds.equals("apk")){                        viewHolder.mIV.setImageBitmap(mApk);                    }else if(fileEnds.equals("txt")){                        viewHolder.mIV.setImageBitmap(mTxt);                    }else if(fileEnds.equals("zip")||fileEnds.equals("rar")){                        viewHolder.mIV.setImageBitmap(mRar);                    }else if(fileEnds.equals("html")||fileEnds.equals("htm")||fileEnds.equals("mht")){                        viewHolder.mIV.setImageBitmap(mWeb);                    }else {                        viewHolder.mIV.setImageBitmap(mOthers);                    }                }                            }            return convertView;        }        //用于存储列表每一行元素的图片和文本        class ViewHolder {            ImageView mIV;            TextView mTV;        }    }}