Copy Phone folder Manager

Imitation Phone folder Manager, can open the display SD card under the file, you can go to the next level and return to the previous level.

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Key code into the following:

Import Java.io.file;import java.io.ioexception;import Java.text.simpledateformat;import Java.util.ArrayList;import Java.util.date;import java.util.hashmap;import java.util.list;import Java.util.map;import Com.stcyclub.zhimeng.R; Import Com.stcyclub.zhimeng.r.drawable;import Com.stcyclub.zhimeng.r.id;import com.stcyclub.zhimeng.r.layout; Import Android.os.bundle;import android.os.environment;import android.app.activity;import android.content.Intent; Import Android.util.log;import android.view.menu;import Android.view.view;import Android.view.window;import Android.widget.adapterview;import Android.widget.button;import Android.widget.listview;import Android.widget.simpleadapter;import Android.widget.textview;import Android.widget.toast;import Android.widget.adapterview.onitemclicklistener;public class Locationfileliabraryactivity extends Activity {private TextView tvpath;private ListView lvfiles;private Button btnparent;//records the current parent folder file currentparent;// Records an array of files for all folders under the current path file[] currentfiles;String Sdcardpath; String Folderpath;public string Getsdpath () {File Sddir = Null;boolean sdcardexist = environment.getexternalstoragestate (). Equals (Android.os.Environment.MEDIA_MOUNTED); Determine if the SD card exists if (sdcardexist) {sddir = Environment.getexternalstoragedirectory ();//Gets the root directory}return sddir.tostring ();} @Overridepublic void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate); Requestwindowfeature ( Window.feature_no_title); Setcontentview (r.layout.activity_sdcard_image);//bundle bundle = new Bundle ();//Bundle = This.getintent (). Getextras ();//if (bundle! = null) {//imageorresfile = Bundle.getboolean ("Imageorresfile");/} Lvfiles = (ListView) This.findviewbyid (r.id.listview); Tvpath = (TextView) This.findviewbyid (r.id.tvpath); btnparent = ( Button) This.findviewbyid (r.id.btnparent); Sdcardpath = Getsdpath (); folderpath = Sdcardpath + "/";//Gets the SDcard directory of the system file Root = new file (sdcardpath);//If the SD card exists, image Orresfile ture get Picture false Get file if (Root.exists ()) {//if (imageorresfile) {//curreNtparent = Root;//currentfiles = Root.listfiles ();////} else {currentparent = new File (folderpath); currentfiles = current Parent.listfiles ();//}//fills Listviewinflatelistview (currentfiles) with all files and folders in the current directory;} Lvfiles.setonitemclicklistener (New Onitemclicklistener () {@Overridepublic void Onitemclick (adapterview<?> Adapterview, View view,int position, long ID) {//If the user clicks the file, returns directly, does not do any processing if (Currentfiles[position].isfile ()) {// You can also customize the extension to open this file such as String name = Currentfiles[position].getname ();//LOG.D ("TAG", "file...name.0 .... +name"); int index= Name.lastindexof ("."); /LOG.D ("TAG", "index...name.0 ...." +index); if (index>0) {String suffix=name.substring (index+1, Name.length ()); LOG.D ("TAG", "suffix.0 ...." +suffix); Suffix.equals ("EXE") | | Suffix.equals ("Bat"))) {string imagePath = new String (); try {ImagePath = Currentparent.getcanonicalpath () + "/" + name;} CA TCH (IOException e) {e.printstacktrace ();} Intent Intent = new Intent ();//Intent.setclass (sdcardimageactivity.this,//chatactivity.class); BunDle bundle = new Bundle (); Bundle.putstring ("FilePath", ImagePath); Intent.putextras (bundle); LocationFileLiabraryActivity.this.setResult (10002, intent); LocationFileLiabraryActivity.this.finish (); Overridependingtransition (R.anim.in_from_left, r.anim.out_to_rigth);} Else{toast.maketext (locationfileliabraryactivity.this, "format not supported", Toast.length_long). Show ();}} Else{toast.maketext (locationfileliabraryactivity.this, "format not supported", Toast.length_long). Show (); return;} Get all files under the folder that the user clicked file[] tem = currentfiles[position].listfiles (); if (tem = = NULL | | tem.length = = 0) {Toast.maketext (Lo Cationfileliabraryactivity.this, "The current path is inaccessible or there is no file under this path," Toast.length_long). Show (); else {//Gets the folder for the list item that the user clicked, set to the current parent folder Currentparent = currentfiles[position];//Save All files and folders in the current parent folder Currentfiles = tem;// Update Listviewinflatelistview (currentfiles);}}); /Get previous level directory Btnparent.setonclicklistener (new View.onclicklistener () {@Overridepublic void OnClick (View v) {try {if (! Currentparent.getcanonicalpath (). Equals (Sdcardpath)) {//Get top level DirectoryCurrentparent = Currentparent.getparentfile ();//Lists all files under the current directory currentfiles = Currentparent.listfiles ();// Update Listviewinflatelistview (Currentfiles) again;}} catch (Exception e) {//Todo:handle Exception}}}); public void Btnclick (View v) {switch (V.getid ()) {case R.id.location_file_btn_back: LocationFileLiabraryActivity.this.finish (); Overridependingtransition (R.anim.in_from_left, r.anim.out_to_rigth); Break;default:break;}} private void Inflatelistview (file[] files) {list<map<string, object>> listItems = new arraylist<map< String, Object>> (), for (int i = 0; i < files.length; i++) {map<string, object> listItem = new Hashmap<st Ring, object> (), if (Files[i].isdirectory ()) {///If it is a folder, the picture that is displayed is a picture of the folder Listitem.put ("icon", R.drawable.folder_ picture);} else {String name=files[i].getname (); int Index=name.lastindexof ("."); if (index>0) {String suffix=name.substring (index+1, Name.length ()); if (suffix.equals ("jpg") | | suffix.equals ("BMP" )|| Suffix.equals ("JPEG") | | Suffix.equaLS ("png")) {listitem.put ("icon", r.drawable.picture);} else if (suffix.equals ("avi") | | Suffix.equals ("mkv") | | Suffix.equals ("mp4") | | Suffix.equals ("flv") | | Suffix.equals ("3gp") | | Suffix.equals ("RMVB")) {listitem.put ("icon", r.drawable.video_picture);} else if (suffix.equals ("apk")) {listitem.put ("icon", r.drawable.apk_picture);} else if (suffix.equals ("xls") | | Suffix.equals ("Doc") | | Suffix.equals ("TXT")) {listitem.put ("icon", r.drawable.word_picture);} else if (suffix.equals ("Zip") | | Suffix.equals ("rar")) {listitem.put ("icon", r.drawable.zip_picture);} else if (Suffix.equals ("MP3")) {listitem.put ("icon", r.drawable.music_picture);} Else{listitem.put ("icon", R.drawable.unknow_picture);}} Else{listitem.put ("icon", R.drawable.unknow_picture);}} Add a file name Listitem.put ("filename", files[i].getname ()); File MyFile = new file (Files[i].getname ());//Gets the last modified date of the file long Modtime = Myfile.lastmodified ();//simpledateformat DateFormat = new SimpleDateFormat (//"Yyyy-mm-dd HH:mm:ss");//system.out.println (Dateformat.format (New DaTe (modtime)));//Add a last Modified date//listitem.put ("Modify",//"Modified Date:" + Dateformat.format (new Date (modtime))); Listitems.add (ListItem);} Define a Simpleadaptersimpleadapter adapter = new Simpleadapter (Locationfileliabraryactivity.this,listitems, R.layout.sdcard_image_list_item, new string[] {"filename", "icon", "Modify"}, new int[] {r.id.file_name, R.id.icon, r.id . file_modify});//Fill Data Set Lvfiles.setadapter (adapter); try {tvpath.settext ("Current path is:" + currentparent.getcanonicalpath () );} catch (Exception e) {e.printstacktrace ();}} @Overridepublic void OnStart () {Super.onstart ();} @Overridepublic void Onresume () {Super.onresume ();} @Overridepublic void OnPause () {super.onpause ();} @Overridepublic void OnStop () {super.onstop ();} @Overridepublic void OnDestroy () {Super.ondestroy ();} @Overridepublic void Onrestart () {Super.onrestart ();}}

XML layout:

<linearlayout xmlns:android= "http://schemas.android.com/apk/res/android" xmlns:tools= "http// Schemas.android.com/tools "android:layout_width=" match_parent "android:layout_height=" Match_parent "Android:o rientation= "vertical" ><relativelayout android:id= "@+id/rl_layout" android:layout_width= "Fill_parent" android:layout_height= "@dimen/activity_main_tab_title_height" android:background= "@color/black_top" Android: Layout_alignparenttop= "true" android:gravity= "center_vertical" > <imagebutton android:id= "@+id/location _file_btn_back "android:layout_width=" @dimen/activity_btn_height_login_and_register "Android:layout_ height= "Fill_parent" android:layout_centervertical= "true" android:background= "@drawable/btn_click_go        Back "android:src=" @drawable/goback_left "android:onclick=" Btnclick "/> <textview Android:layout_width= "Wrap_content" android:layout_height= "Wrap_Content "android:text=" file Select "Android:layout_centerinparent=" true "android:textsize=" @dimen/activity_ textsize20_4.0 "android:textcolor=" #ffffff "/> <button android:id=" @+id/btnparent "and            Roid:layout_width= "60DP" android:layout_height= "30DP" android:layout_alignparentright= "true" android:layout_marginright= "10DP" android:layout_centerinparent= "true" android:background= "@draw Able/btn_click1 "android:textcolor=" @color/login_btn_text_color "android:text=" upper level "/></relativelayo ut> <textview android:id= "@+id/tvpath" android:layout_width= "Match_parent" android:layout _height= "Wrap_content" android:background= "@color/black20" android:textcolor= "@color/black" android:t Extsize= "15SP" android:text= "file path"/><listview android:id= "@+id/listview" android:layout_width = "Fill_parent" Android:layout_height= "Fill_parent" ></ListView> </LinearLayout> 

Copy Phone folder Manager