pda/zhuike/.svn/pristine/9c/9c49ca108a26fc8929738cb483f...

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package com.novelbook.android.filechooser;
import android.app.AlertDialog;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.graphics.drawable.Drawable;
import android.graphics.pdf.PdfDocument;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.os.StatFs;
import android.support.v4.app.Fragment;
import android.text.TextUtils;
import android.util.Log;
import android.util.StateSet;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.CompoundButton;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import com.novelbook.android.MyApp;
import com.novelbook.android.R;
import com.novelbook.android.ReadActivity;
import com.novelbook.android.db.Novel;
import com.novelbook.android.utils.FileUtils;
import com.novelbook.android.utils.PageFactory;
import org.litepal.LitePal;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
public class DirectoryFragment extends Fragment implements View.OnClickListener {
public static final String TAG =DirectoryFragment.class.getSimpleName();
private View fragmentView;
private boolean receiverRegistered = false;
private File currentDir;
private ListView listView;
private ListAdapter listAdapter;
private TextView emptyView;
private LinearLayout layout_bottom;
private Button btn_choose_all;
private Button btn_delete;
private Button btn_add_file;
private DocumentSelectActivityDelegate delegate;
private static String title_ = "";
private ArrayList<ListItem> items = new ArrayList<ListItem>();
private ArrayList<ListItem> checkItems = new ArrayList<ListItem>();
private ArrayList<HistoryEntry> history = new ArrayList<HistoryEntry>();
private HashMap<String, ListItem> selectedFiles = new HashMap<String, ListItem>();
private List<Novel> bookLists;
private long sizeLimit = 1024 * 1024 * 1024;
private String[] chhosefileType = {".txt"};
private class HistoryEntry {
int scrollItem, scrollOffset;
File dir;
String title;
}
public static abstract interface DocumentSelectActivityDelegate {
public void didSelectFiles(DirectoryFragment activity, ArrayList<String> files);
public void startDocumentSelectActivity();
public void updateToolBarName(String name);
}
public boolean onBackPressed_() {
if (history.size() > 0) {
HistoryEntry he = history.remove(history.size() - 1);
title_ = he.title;
updateName(title_);
if (he.dir != null) {
listFiles(he.dir);
} else {
listRoots();
}
listView.setSelectionFromTop(he.scrollItem, he.scrollOffset);
return false;
} else {
return true;
}
}
private void updateName(String title_) {
if (delegate != null) {
delegate.updateToolBarName(title_);
}
}
public void onFragmentDestroy() {
try {
if (receiverRegistered) {
getActivity().unregisterReceiver(receiver);
}
} catch (Exception e) {
Log.e("tmessages", e.toString());
}
}
private BroadcastReceiver receiver = new BroadcastReceiver() {
@Override
public void onReceive(Context arg0, Intent intent) {
Runnable r = new Runnable() {
public void run() {
try {
if (currentDir == null) {
listRoots();
} else {
listFiles(currentDir);
}
} catch (Exception e) {
Log.e("tmessages", e.toString());
}
}
};
if (Intent.ACTION_MEDIA_UNMOUNTED.equals(intent.getAction())) {
listView.postDelayed(r, 1000);
} else {
r.run();
}
}
};
public void setDelegate(DocumentSelectActivityDelegate delegate) {
this.delegate = delegate;
}
private class ListItem {
int icon;
String title;
String subtitle = "";
String ext = "";
String thumb;
File file;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
if (!receiverRegistered) {
receiverRegistered = true;
IntentFilter filter = new IntentFilter();
filter.addAction(Intent.ACTION_MEDIA_BAD_REMOVAL);
filter.addAction(Intent.ACTION_MEDIA_CHECKING);
filter.addAction(Intent.ACTION_MEDIA_EJECT);
filter.addAction(Intent.ACTION_MEDIA_MOUNTED);
filter.addAction(Intent.ACTION_MEDIA_NOFS);
filter.addAction(Intent.ACTION_MEDIA_REMOVED);
filter.addAction(Intent.ACTION_MEDIA_SHARED);
filter.addAction(Intent.ACTION_MEDIA_UNMOUNTABLE);
filter.addAction(Intent.ACTION_MEDIA_UNMOUNTED);
filter.addDataScheme("file");
getActivity().registerReceiver(receiver, filter);
}
// bookLists = LitePal.findAll(Novel.class);
if (fragmentView == null) {
fragmentView = inflater.inflate(R.layout.zdocument_select_layout,
container, false);
layout_bottom = (LinearLayout) fragmentView
.findViewById(R.id.layout_bottom);
btn_choose_all = (Button) fragmentView
.findViewById(R.id.btn_choose_all);
btn_delete = (Button) fragmentView
.findViewById(R.id.btn_delete);
btn_add_file = (Button) fragmentView
.findViewById(R.id.btn_add_file);
btn_choose_all.setOnClickListener(this);
btn_delete.setOnClickListener(this);
btn_add_file.setOnClickListener(this);
listAdapter = new ListAdapter(getActivity());
emptyView = (TextView) fragmentView
.findViewById(R.id.searchEmptyView);
emptyView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
return true;
}
});
listView = (ListView) fragmentView.findViewById(R.id.listView);
listView.setEmptyView(emptyView);
listView.setAdapter(listAdapter);
listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> adapterView, View view,
int i, long l) {
if (i < 0 || i >= items.size()) {
return;
}
ListItem item = items.get(i);
File file = item.file;
if (file == null) {
HistoryEntry he = history.remove(history.size() - 1);
title_ = he.title;
updateName(title_);
if (he.dir != null) {
listFiles(he.dir);
} else {
listRoots();
}
listView.setSelectionFromTop(he.scrollItem,
he.scrollOffset);
} else if (file.isDirectory()) {
HistoryEntry he = new HistoryEntry();
he.scrollItem = listView.getFirstVisiblePosition();
he.scrollOffset = listView.getChildAt(0).getTop();
he.dir = currentDir;
he.title = title_.toString();
updateName(title_);
if (!listFiles(file)) {
return;
}
history.add(he);
title_ = item.title;
updateName(title_);
listView.setSelection(0);
} else {
if (!file.canRead()) {
showErrorBox("没有权限!");
return;
}
if (sizeLimit != 0) {
if (file.length() > sizeLimit) {
showErrorBox("文件大小超出限制!");
return;
}
}
if (file.length() == 0) {
return;
}
if (file.toString().contains(chhosefileType[0]) ||
file.toString().contains(chhosefileType[1]) ||
file.toString().contains(chhosefileType[2]) ||
file.toString().contains(chhosefileType[3]) ||
file.toString().contains(chhosefileType[4])) {
if (delegate != null) {
ArrayList<String> files = new ArrayList<String>();
files.add(file.getAbsolutePath());
delegate.didSelectFiles(DirectoryFragment.this, files);
}
} else {
showErrorBox("请选择正确的文件!");
return;
}
}
}
});
changgeCheckBookNum();
listRoots();
} else {
ViewGroup parent = (ViewGroup) fragmentView.getParent();
if (parent != null) {
parent.removeView(fragmentView);
}
}
return fragmentView;
}
@Override
public void onResume() {
super.onResume();
bookLists = Novel.getLocalNovels(); // LitePal.where("isOnShelf=?","1").find( Novel.class);
listAdapter.notifyDataSetChanged();
}
@Override
public void onClick(View v) {
int id = v.getId();
switch (id){
case R.id.btn_choose_all:
checkAll();
changgeCheckBookNum();
listAdapter.notifyDataSetChanged();
changgeCheckBookNum();
break;
case R.id.btn_delete:
checkItems.clear();
listAdapter.notifyDataSetChanged();
changgeCheckBookNum();
break;
case R.id.btn_add_file:
// changgeCheckBookNum();
addCheckBook();
break;
}
}
private void addCheckBook(){
if (checkItems.size() > 0) {
List<Novel> bookLists = new ArrayList<Novel>();
for (ListItem item : checkItems) {
Novel bookList = new Novel();
String bookName = FileUtils.getFileName(item.thumb);
bookList.setName(bookName);
bookList.setNovelPath(item.thumb);
bookList.setOnShelf(true);
bookLists.add(bookList);
}
SaveBookToSqlLiteTask mSaveBookToSqlLiteTask = new SaveBookToSqlLiteTask();
mSaveBookToSqlLiteTask.execute(bookLists);
}
}
private void checkAll(){
for (ListItem listItem : items){
if (!TextUtils.isEmpty(listItem.thumb)){
boolean isCheck = false;
for (ListItem item : checkItems){
if (item.thumb.equals(listItem.thumb)){
isCheck = true;
break;
}
}
for (Novel list : bookLists){
if (list.getNovelPath().equals(listItem.thumb)){
isCheck = true;
break;
}
}
if (!isCheck) {
checkItems.add(listItem);
}
}
}
}
private class SaveBookToSqlLiteTask extends AsyncTask<List<Novel>,Void,Integer> {
private static final int FAIL = 0;
private static final int SUCCESS = 1;
private static final int REPEAT = 2;
private Novel repeatBookList;
@Override
protected Integer doInBackground(List<Novel>... params) {
List<Novel> bookLists = params[0];
for (Novel bookList : bookLists){
List<Novel> books = LitePal.where("novelPath = ?", bookList.getNovelPath()).find(Novel.class);
if (books.size() > 0){
repeatBookList = bookList;
return REPEAT;
}
}
try {
LitePal.saveAll(bookLists);
} catch (Exception e){
e.printStackTrace();
return FAIL;
}
return SUCCESS;
}
@Override
protected void onPostExecute(Integer result) {
super.onPostExecute(result);
String msg = "";
switch (result){
case FAIL:
msg = "由于一些原因添加书本失败";
break;
case SUCCESS:
msg = "导入书本成功";
checkItems.clear();
bookLists = Novel.getLocalNovels();//LitePal.where("isOnShelf=?","1").find( Novel.class);//LitePal.findAll(Novel.class);
listAdapter.notifyDataSetChanged();
changgeCheckBookNum();
break;
case REPEAT:
msg = "书本" + repeatBookList.getName() + "重复了";
break;
}
Toast.makeText(getActivity().getApplicationContext(), msg, Toast.LENGTH_SHORT).show();
}
}
private void listRoots() {
currentDir = null;
items.clear();
String extStorage = Environment.getExternalStorageDirectory()
.getAbsolutePath();
ListItem ext = new ListItem();
if (Build.VERSION.SDK_INT < 9
|| Environment.isExternalStorageRemovable()) {
ext.title = "SdCard";
} else {
ext.title = "InternalStorage";
}
ext.icon = Build.VERSION.SDK_INT < 9
|| Environment.isExternalStorageRemovable() ? R.mipmap.ic_external_storage
: R.mipmap.ic_storage;
ext.subtitle = getRootSubtitle(extStorage);
ext.file = Environment.getExternalStorageDirectory();
items.add(ext);
try {
BufferedReader reader = new BufferedReader(new FileReader(
"/proc/mounts"));
String line;
HashMap<String, ArrayList<String>> aliases = new HashMap<String, ArrayList<String>>();
ArrayList<String> result = new ArrayList<String>();
String extDevice = null;
while ((line = reader.readLine()) != null) {
if ((!line.contains("/mnt") && !line.contains("/storage") && !line
.contains("/sdcard"))
|| line.contains("asec")
|| line.contains("tmpfs") || line.contains("none")) {
continue;
}
String[] info = line.split(" ");
if (!aliases.containsKey(info[0])) {
aliases.put(info[0], new ArrayList<String>());
}
aliases.get(info[0]).add(info[1]);
if (info[1].equals(extStorage)) {
extDevice = info[0];
}
result.add(info[1]);
}
reader.close();
if (extDevice != null) {
result.removeAll(aliases.get(extDevice));
for (String path : result) {
try {
ListItem item = new ListItem();
if (path.toLowerCase().contains("sd")) {
ext.title = "SdCard";
} else {
ext.title = "外部存储";
}
item.icon = R.mipmap.ic_external_storage;
item.subtitle = getRootSubtitle(path);
item.file = new File(path);
items.add(item);
} catch (Exception e) {
Log.e("tmessages", e.toString());
}
}
}
} catch (Exception e) {
Log.e("tmessages", e.toString());
}
ListItem fs = new ListItem();
fs.title = "/";
fs.subtitle = "系统目录";
fs.icon = R.mipmap.ic_directory;
fs.file = new File("/");
items.add(fs);
// try {
// File telegramPath = new
// File(Environment.getExternalStorageDirectory(), "Telegram");
// if (telegramPath.exists()) {
// fs = new ListItem();
// fs.title = "Telegram";
// fs.subtitle = telegramPath.toString();
// fs.icon = R.drawable.ic_directory;
// fs.file = telegramPath;
// items.add(fs);
// }
// } catch (Exception e) {
// FileLog.e("tmessages", e);
// }
// AndroidUtilities.clearDrawableAnimation(listView);
// scrolling = true;
listAdapter.notifyDataSetChanged();
}
private boolean listFiles(File dir) {
if (!dir.canRead()) {
if (dir.getAbsolutePath().startsWith(
Environment.getExternalStorageDirectory().toString())
|| dir.getAbsolutePath().startsWith("/sdcard")
|| dir.getAbsolutePath().startsWith("/mnt/sdcard")) {
if (!Environment.getExternalStorageState().equals(
Environment.MEDIA_MOUNTED)
&& !Environment.getExternalStorageState().equals(
Environment.MEDIA_MOUNTED_READ_ONLY)) {
currentDir = dir;
items.clear();
String state = Environment.getExternalStorageState();
if (Environment.MEDIA_SHARED.equals(state)) {
emptyView.setText("UsbActive");
} else {
emptyView.setText("NotMounted");
}
clearDrawableAnimation(listView);
// scrolling = true;
listAdapter.notifyDataSetChanged();
return true;
}
}
showErrorBox("没有权限!");
return false;
}
emptyView.setText("没有文件!");
File[] files = null;
try {
files = dir.listFiles();
} catch (Exception e) {
showErrorBox(e.getLocalizedMessage());
return false;
}
if (files == null) {
showErrorBox("未知错误!");
return false;
}
currentDir = dir;
items.clear();
Arrays.sort(files, new Comparator<File>() {
@Override
public int compare(File lhs, File rhs) {
if (lhs.isDirectory() != rhs.isDirectory()) {
return lhs.isDirectory() ? -1 : 1;
}
return lhs.getName().compareToIgnoreCase(rhs.getName());
/*
* long lm = lhs.lastModified(); long rm = lhs.lastModified();
* if (lm == rm) { return 0; } else if (lm > rm) { return -1; }
* else { return 1; }
*/
}
});
for (File file : files) {
if (file.getName().startsWith(".") || (!file.isDirectory() && !file.getName().endsWith(".txt"))) {
continue;
}
ListItem item = new ListItem();
item.title = file.getName();
item.file = file;
if (file.isDirectory()) {
item.icon = R.mipmap.ic_directory;
item.subtitle = "文件夹";
} else {
String fname = file.getName();
String[] sp = fname.split("\\.");
item.ext = sp.length > 1 ? sp[sp.length - 1] : "?";
item.subtitle = formatFileSize(file.length());
fname = fname.toLowerCase();
if (fname.endsWith(".jpg") || fname.endsWith(".png")
|| fname.endsWith(".gif") || fname.endsWith(".jpeg") || fname.endsWith(".txt")) {
item.thumb = file.getAbsolutePath();
}
}
items.add(item);
}
ListItem item = new ListItem();
item.title = "..";
item.subtitle = "文件夹";
item.icon = R.mipmap.ic_directory;
item.file = null;
items.add(0, item);
clearDrawableAnimation(listView);
// scrolling = true;
listAdapter.notifyDataSetChanged();
return true;
}
public static String formatFileSize(long size) {
if (size < 1024) {
return String.format("%d B", size);
} else if (size < 1024 * 1024) {
return String.format("%.1f KB", size / 1024.0f);
} else if (size < 1024 * 1024 * 1024) {
return String.format("%.1f MB", size / 1024.0f / 1024.0f);
} else {
return String.format("%.1f GB", size / 1024.0f / 1024.0f / 1024.0f);
}
}
public static void clearDrawableAnimation(View view) {
if (Build.VERSION.SDK_INT < 21 || view == null) {
return;
}
Drawable drawable = null;
if (view instanceof ListView) {
drawable = ((ListView) view).getSelector();
if (drawable != null) {
drawable.setState(StateSet.NOTHING);
}
} else {
drawable = view.getBackground();
if (drawable != null) {
drawable.setState(StateSet.NOTHING);
drawable.jumpToCurrentState();
}
}
}
public void showErrorBox(String error) {
if (getActivity() == null) {
return;
}
new AlertDialog.Builder(getActivity())
.setTitle(getActivity().getString(R.string.app_name))
.setMessage(error).setPositiveButton("OK", null).show();
}
public void showReadBox(final String path) {
if (getActivity() == null) {
return;
}
new AlertDialog.Builder(getActivity())
.setTitle(getActivity().getString(R.string.app_name))
.setMessage(path).setPositiveButton("阅读", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Novel bookList = new Novel();
String bookName = FileUtils.getFileName(path);
bookList.setName(bookName);
bookList.setNovelPath(path);
boolean isSave = false;
for (Novel book : bookLists){
if (book.getNovelPath().equals(bookList.getNovelPath())){
isSave = true;
bookList =book;
break;
}
}
if (!isSave){
bookList.save();
}
// PageFactory.getInstance(MyApp.applicationContext).prepareBook(bookList);
ReadActivity.openBook(bookList, getActivity());
}
}).show();
}
private String getRootSubtitle(String path) {
StatFs stat = new StatFs(path);
long total = (long) stat.getBlockCount() * (long) stat.getBlockSize();
long free = (long) stat.getAvailableBlocks()
* (long) stat.getBlockSize();
if (total == 0) {
return "";
}
return "Free " + formatFileSize(free) + " of " + formatFileSize(total);
}
private void changgeCheckBookNum(){
btn_add_file.setText("加入书架(" + checkItems.size() + ")");
}
private class ListAdapter extends BaseFragmentAdapter {
private Context mContext;
public ListAdapter(Context context) {
mContext = context;
}
@Override
public int getCount() {
return items.size();
}
@Override
public Object getItem(int position) {
return items.get(position);
}
@Override
public long getItemId(int position) {
return 0;
}
public int getViewTypeCount() {
return 2;
}
public int getItemViewType(int pos) {
return items.get(pos).subtitle.length() > 0 ? 0 : 1;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
if (convertView == null) {
convertView = new TextDetailDocumentsCell(mContext);
}
TextDetailDocumentsCell textDetailCell = (TextDetailDocumentsCell) convertView;
final ListItem item = items.get(position);
if (item.icon != 0) {
((TextDetailDocumentsCell) convertView)
.setTextAndValueAndTypeAndThumb(item.title,
item.subtitle, null, null, item.icon,false);
} else {
String type = item.ext.toUpperCase().substring(0,
Math.min(item.ext.length(), 4));
((TextDetailDocumentsCell) convertView)
.setTextAndValueAndTypeAndThumb(item.title,
item.subtitle, type, item.thumb, 0,isStorage(item.thumb));
}
textDetailCell.getCheckBox().setOnCheckedChangeListener(null);
textDetailCell.setChecked(isCheck(item.thumb));
textDetailCell.getCheckBox().setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked){
checkItems.add(item);
}else{
removeCheckItem(item.thumb);
}
changgeCheckBookNum();
}
});
// if (item.file != null && actionBar.isActionModeShowed()) {
// textDetailCell.setChecked(selectedFiles.containsKey(item.file.toString()),
// !scrolling);
// } else {
// textDetailCell.setChecked(false, !scrolling);
// }
return convertView;
}
private boolean isCheck(String path){
for (ListItem item : checkItems){
if (item.thumb.equals(path)){
return true;
}
}
return false;
}
private void removeCheckItem(String path){
for (ListItem item : checkItems){
if (item.thumb.equals(path)){
checkItems.remove(item);
break;
}
}
}
private boolean isStorage(String path){
boolean isStore = false;
for (Novel bookList : bookLists){
if (bookList.getNovelPath().equals(path)){
return true;
}
}
return false;
}
}
public void finishFragment() {
}
}