src/com/android/browser/AddBookmarkPage.java - android_packages_apps_Gello - Gitiles

 /*
  * Copyright (C) 2006 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package com.android.browser;

 import com.android.browser.provider.BrowserProvider2;

 import android.app.Activity;
 import android.app.LoaderManager;
 import android.content.ContentResolver;
 import android.content.ContentUris;
 import android.content.ContentValues;
 import android.content.Context;
 import android.content.CursorLoader;
 import android.content.Intent;
 import android.content.Loader;
 import android.content.SharedPreferences;
 import android.content.res.Resources;
 import android.database.Cursor;
 import android.graphics.Bitmap;
 import android.net.ParseException;
 import android.net.Uri;
 import android.net.WebAddress;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
 import android.preference.PreferenceManager;
 import android.provider.BrowserContract;
 import android.text.TextUtils;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.Window;
 import android.view.WindowManager;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.AdapterView;
 import android.widget.CursorAdapter;
 import android.widget.EditText;
 import android.widget.ListView;
 import android.widget.TextView;
 import android.widget.Toast;

 import java.net.URI;
 import java.net.URISyntaxException;
 import java.util.ArrayList;

 public class AddBookmarkPage extends Activity
         implements View.OnClickListener, TextView.OnEditorActionListener,
         AdapterView.OnItemClickListener, LoaderManager.LoaderCallbacks<Cursor> {

     private final String LOGTAG = "Bookmarks";

     // IDs for the CursorLoaders that are used.
     private final int LOADER_ID_FOLDER_CONTENTS = 0;
     private final int LOADER_ID_ALL_FOLDERS = 1;

     private EditText    mTitle;
     private EditText    mAddress;
     private TextView    mButton;
     private View        mCancelButton;
     private boolean     mEditingExisting;
     private Bundle      mMap;
     private String      mTouchIconUrl;
     private Bitmap      mThumbnail;
     private String      mOriginalUrl;
     private TextView mFolder;
     private View mDefaultView;
     private View mFolderSelector;
     private EditText mFolderNamer;
     private View mAddNewFolder;
     private long mCurrentFolder = 0;
     private FolderAdapter mAdapter;
     private ArrayList<Folder> mPaths;
     private TextView    mPath;

     private static class Folder {
         String Name;
         long Id;
         Folder(String name, long id) {
             Name = name;
             Id = id;
         }
     }

     // Message IDs
     private static final int SAVE_BOOKMARK = 100;

     private Handler mHandler;

     private InputMethodManager getInputMethodManager() {
         return (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE);
     }

     @Override
     public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
         if (v == mFolderNamer) {
             if (v.getText().length() > 0) {
                 if (actionId == EditorInfo.IME_NULL) {
                     // Only want to do this once.
                     if (event.getAction() == KeyEvent.ACTION_UP) {
                         completeFolderNaming();
                     }
                 }
             }
             // Steal the key press; otherwise a newline will be added
             return true;
         }
         return false;
     }

     @Override
     public void onClick(View v) {
         if (v == mButton) {
             if (mFolderSelector.getVisibility() == View.VISIBLE) {
              // We are showing the folder selector.
                 if (mFolderNamer.getVisibility() == View.VISIBLE) {
                     completeFolderNaming();
                 } else {
                     // User has selected a folder.  Go back to the opening page
                     mFolderSelector.setVisibility(View.GONE);
                     mDefaultView.setVisibility(View.VISIBLE);
                     setTitle(R.string.bookmark_this_page);
                 }
             } else if (save()) {
                 finish();
             }
         } else if (v == mCancelButton) {
             if (mFolderNamer.getVisibility() == View.VISIBLE) {
                 mFolderNamer.setVisibility(View.GONE);
                 mAddNewFolder.setVisibility(View.VISIBLE);
             } else {
                 finish();
             }
         } else if (v == mFolder) {
             switchToFolderSelector();
         } else if (v == mAddNewFolder) {
             mFolderNamer.setVisibility(View.VISIBLE);
             mFolderNamer.setText(R.string.new_folder);
             mFolderNamer.requestFocus();
             mAddNewFolder.setVisibility(View.GONE);
             getInputMethodManager().showSoftInput(mFolderNamer,
                     InputMethodManager.SHOW_IMPLICIT);
         }
     }

     private void completeFolderNaming() {
         if (!TextUtils.isEmpty(mFolderNamer.getText())) {
             String name = mFolderNamer.getText().toString();
             long id = addFolderToCurrent(mFolderNamer.getText().toString());
             descendInto(name, id);
             mFolderNamer.setVisibility(View.GONE);
             mAddNewFolder.setVisibility(View.VISIBLE);
             getInputMethodManager().hideSoftInputFromWindow(
                     mFolderNamer.getWindowToken(), 0);
         }
     }

     private long addFolderToCurrent(String name) {
         // Add the folder to the database
         ContentValues values = new ContentValues();
         values.put(BrowserContract.Bookmarks.TITLE,
                 name);
         values.put(BrowserContract.Bookmarks.IS_FOLDER, 1);
         values.put(BrowserContract.Bookmarks.PARENT,
                 mCurrentFolder);
         Uri uri = getContentResolver().insert(
                 BrowserContract.Bookmarks.CONTENT_URI, values);
         if (uri != null) {
             return ContentUris.parseId(uri);
         } else {
             return -1;
         }
     }

     private void switchToFolderSelector() {
         mDefaultView.setVisibility(View.GONE);
         mFolderSelector.setVisibility(View.VISIBLE);
         setTitle(R.string.containing_folder);
     }

     private void descendInto(String foldername, long id) {
         if (id != -1) {
             mCurrentFolder = id;
             mPaths.add(new Folder(foldername, id));
             updatePathString();
             getLoaderManager().restartLoader(LOADER_ID_FOLDER_CONTENTS, null, this);
         }
     }

     @Override
     public Loader<Cursor> onCreateLoader(int id, Bundle args) {
         String[] projection;
         switch (id) {
             case LOADER_ID_ALL_FOLDERS:
                 projection = new String[] {
                         BrowserContract.Bookmarks._ID,
                         BrowserContract.Bookmarks.PARENT,
                         BrowserContract.Bookmarks.TITLE,
                         BrowserContract.Bookmarks.IS_FOLDER
                 };
                 return new CursorLoader(this,
                         BrowserContract.Bookmarks.CONTENT_URI,
                         projection,
                         BrowserContract.Bookmarks.IS_FOLDER + " != 0",
                         null,
                         null);
             case LOADER_ID_FOLDER_CONTENTS:
                 projection = new String[] {
                         BrowserContract.Bookmarks._ID,
                         BrowserContract.Bookmarks.TITLE,
                         BrowserContract.Bookmarks.IS_FOLDER
                 };
                 return new CursorLoader(this,
                         BrowserContract.Bookmarks.buildFolderUri(
                         mCurrentFolder),
                         projection,
                         BrowserContract.Bookmarks.IS_FOLDER + " != 0",
                         null,
                         null);
             default:
                 throw new AssertionError("Asking for nonexistant loader!");
         }
     }

     @Override
     public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
         switch (loader.getId()) {
             case LOADER_ID_FOLDER_CONTENTS:
                 mAdapter.changeCursor(cursor);
                 break;
             case LOADER_ID_ALL_FOLDERS:
                 long parent = mCurrentFolder;
                 int idIndex = cursor.getColumnIndexOrThrow(
                         BrowserContract.Bookmarks._ID);
                 int titleIndex = cursor.getColumnIndexOrThrow(
                         BrowserContract.Bookmarks.TITLE);
                 int parentIndex = cursor.getColumnIndexOrThrow(
                         BrowserContract.Bookmarks.PARENT);
                 while ((parent != BrowserProvider2.FIXED_ID_ROOT) &&
                         (parent != 0)) {
                     // First, find the folder corresponding to the current
                     // folder
                     if (!cursor.moveToFirst()) {
                         throw new AssertionError("No folders in the database!");
                     }
                     long folder;
                     do {
                         folder = cursor.getLong(idIndex);
                     } while (folder != parent && cursor.moveToNext());
                     if (cursor.isAfterLast()) {
                         throw new AssertionError("Folder(id=" + parent
                                 + ") holding this bookmark does not exist!");
                     }
                     String name = cursor.getString(titleIndex);
                     mPaths.add(1, new Folder(name, parent));
                     parent = cursor.getLong(parentIndex);
                 }
                 getLoaderManager().stopLoader(LOADER_ID_ALL_FOLDERS);
                 updatePathString();
                 break;
             default:
                 break;
         }
     }

     /**
      * Update the TextViews in both modes to display the full path of the
      * current location to insert.
      */
     private void updatePathString() {
         String path = mPaths.get(0).Name;
         int size = mPaths.size();
         for (int i = 1; i < size; i++) {
             path += " / " + mPaths.get(i).Name;
         }
         mPath.setText(path);
         mFolder.setText(path);
     }

     @Override
     public void onItemClick(AdapterView<?> parent, View view, int position,
             long id) {
         TextView tv = (TextView) view.findViewById(android.R.id.text1);
         // Switch to the folder that was clicked on.
         descendInto(tv.getText().toString(), id);
     }

     /**
      * Shows a list of names of folders.
      */
     private class FolderAdapter extends CursorAdapter {
         public FolderAdapter(Context context) {
             super(context, null);
         }

         @Override
         public void bindView(View view, Context context, Cursor cursor) {
             ((TextView) view.findViewById(android.R.id.text1)).setText(
                     cursor.getString(cursor.getColumnIndexOrThrow(
                     BrowserContract.Bookmarks.TITLE)));
         }

         @Override
         public View newView(Context context, Cursor cursor, ViewGroup parent) {
             View view = LayoutInflater.from(context).inflate(
                     R.layout.folder_list_item, null);
             view.setBackgroundDrawable(context.getResources().
                     getDrawable(android.R.drawable.list_selector_background));
             return view;
         }
     }

     protected void onCreate(Bundle icicle) {
         super.onCreate(icicle);
         requestWindowFeature(Window.FEATURE_LEFT_ICON);

         mMap = getIntent().getExtras();

         setContentView(R.layout.browser_add_bookmark);

         setTitle(R.string.bookmark_this_page);
         Window window = getWindow();
         window.setFeatureDrawableResource(Window.FEATURE_LEFT_ICON, R.drawable.ic_list_bookmark);

         String title = null;
         String url = null;

         if (mMap != null) {
             Bundle b = mMap.getBundle("bookmark");
             if (b != null) {
                 mMap = b;
                 mEditingExisting = true;
                 setTitle(R.string.edit_bookmark);
             } else {
                 int gravity = mMap.getInt("gravity", -1);
                 if (gravity != -1) {
                     WindowManager.LayoutParams l = window.getAttributes();
                     l.gravity = gravity;
                     window.setAttributes(l);
                 }
             }
             title = mMap.getString("title");
             url = mOriginalUrl = mMap.getString("url");
             mTouchIconUrl = mMap.getString("touch_icon_url");
             mThumbnail = (Bitmap) mMap.getParcelable("thumbnail");
             mCurrentFolder = mMap.getLong(BrowserContract.Bookmarks.PARENT, -1);
         }
         if (mCurrentFolder == -1) {
             mCurrentFolder = getBookmarksBarId(this);
         }

         mTitle = (EditText) findViewById(R.id.title);
         mTitle.setText(title);

         mAddress = (EditText) findViewById(R.id.address);
         mAddress.setText(url);

         mButton = (TextView) findViewById(R.id.OK);
         mButton.setOnClickListener(this);

         mCancelButton = findViewById(R.id.cancel);
         mCancelButton.setOnClickListener(this);

         mFolder = (TextView) findViewById(R.id.folder);
         mFolder.setOnClickListener(this);

         mDefaultView = findViewById(R.id.default_view);
         mFolderSelector = findViewById(R.id.folder_selector);

         mFolderNamer = (EditText) findViewById(R.id.folder_namer);
         mFolderNamer.setOnEditorActionListener(this);

         mAddNewFolder = findViewById(R.id.add_new_folder);
         mAddNewFolder.setOnClickListener(this);

         mPath = (TextView) findViewById(R.id.path);
                 ListView list = (ListView) findViewById(R.id.list);

         mPaths = new ArrayList<Folder>();
         mPaths.add(0, new Folder(getString(R.string.bookmarks), BrowserProvider2.FIXED_ID_ROOT));
         mAdapter = new FolderAdapter(this);
         list.setAdapter(mAdapter);
         list.setOnItemClickListener(this);
         LoaderManager manager = getLoaderManager();
         if (mCurrentFolder != BrowserProvider2.FIXED_ID_ROOT) {
             // Find all the folders
             manager.initLoader(LOADER_ID_ALL_FOLDERS, null, this);
         }
         manager.initLoader(LOADER_ID_FOLDER_CONTENTS, null, this);


         if (!window.getDecorView().isInTouchMode()) {
             mButton.requestFocus();
         }
     }

     // FIXME: Use a CursorLoader
     private long getBookmarksBarId(Context context) {
         SharedPreferences prefs
                 = PreferenceManager.getDefaultSharedPreferences(context);
         String accountName =
                 prefs.getString(BrowserBookmarksPage.PREF_ACCOUNT_NAME, null);
         String accountType =
                 prefs.getString(BrowserBookmarksPage.PREF_ACCOUNT_TYPE, null);
         if (TextUtils.isEmpty(accountName) || TextUtils.isEmpty(accountType)) {
             return BrowserProvider2.FIXED_ID_ROOT;
         }
         Cursor cursor = null;
         try {
             cursor = context.getContentResolver().query(
                     BrowserContract.Bookmarks.CONTENT_URI,
                     new String[] { BrowserContract.Bookmarks._ID },
                     BrowserContract.ChromeSyncColumns.SERVER_UNIQUE + "=? AND "
                             + BrowserContract.Bookmarks.ACCOUNT_NAME + "=? AND "
                             + BrowserContract.Bookmarks.ACCOUNT_TYPE + "=?",
                     new String[] {
                             BrowserContract.ChromeSyncColumns
                                     .FOLDER_NAME_BOOKMARKS_BAR,
                             accountName,
                             accountType },
                     null);
             if (cursor != null && cursor.moveToFirst()) {
                 return cursor.getLong(0);
             }
         } finally {
             if (cursor != null) cursor.close();
         }
         return BrowserProvider2.FIXED_ID_ROOT;
     }

     @Override
     public boolean dispatchKeyEvent(KeyEvent event) {
         if (mFolderSelector.getVisibility() == View.VISIBLE
                 && KeyEvent.KEYCODE_BACK == event.getKeyCode()) {
             if (KeyEvent.ACTION_UP == event.getAction()) {
                 if (mFolderNamer.getVisibility() == View.VISIBLE) {
                     mFolderNamer.setVisibility(View.GONE);
                     mAddNewFolder.setVisibility(View.VISIBLE);
                     getInputMethodManager().hideSoftInputFromWindow(
                             mFolderNamer.getWindowToken(), 0);
                 } else {
                     int size = mPaths.size();
                     if (1 == size) {
                         // We have reached the top level
                         finish();
                     } else {
                         // Go up a level
                         mPaths.remove(size - 1);
                         mCurrentFolder = mPaths.get(size - 2).Id;
                         updatePathString();
                         getLoaderManager().restartLoader(LOADER_ID_FOLDER_CONTENTS, null, this);
                     }
                 }
             }
             return true;
         }
         return super.dispatchKeyEvent(event);
     }

     /**
      * Runnable to save a bookmark, so it can be performed in its own thread.
      */
     private class SaveBookmarkRunnable implements Runnable {
         // FIXME: This should be an async task.
         private Message mMessage;
         private Context mContext;
         public SaveBookmarkRunnable(Context ctx, Message msg) {
             mContext = ctx;
             mMessage = msg;
         }
         public void run() {
             // Unbundle bookmark data.
             Bundle bundle = mMessage.getData();
             String title = bundle.getString("title");
             String url = bundle.getString("url");
             boolean invalidateThumbnail = bundle.getBoolean(
                     "invalidateThumbnail");
             Bitmap thumbnail = invalidateThumbnail ? null
                     : (Bitmap) bundle.getParcelable("thumbnail");
             String touchIconUrl = bundle.getString("touchIconUrl");

             // Save to the bookmarks DB.
             try {
                 final ContentResolver cr = getContentResolver();
                 Bookmarks.addBookmark(AddBookmarkPage.this, false, url,
                         title, thumbnail, true, mCurrentFolder);
                 if (touchIconUrl != null) {
                     new DownloadTouchIcon(mContext, cr, url).execute(mTouchIconUrl);
                 }
                 mMessage.arg1 = 1;
             } catch (IllegalStateException e) {
                 mMessage.arg1 = 0;
             }
             mMessage.sendToTarget();
         }
     }

     private void createHandler() {
         if (mHandler == null) {
             mHandler = new Handler() {
                 @Override
                 public void handleMessage(Message msg) {
                     switch (msg.what) {
                         case SAVE_BOOKMARK:
                             if (1 == msg.arg1) {
                                 Toast.makeText(AddBookmarkPage.this, R.string.bookmark_saved,
                                         Toast.LENGTH_LONG).show();
                             } else {
                                 Toast.makeText(AddBookmarkPage.this, R.string.bookmark_not_saved,
                                         Toast.LENGTH_LONG).show();
                             }
                             break;
                     }
                 }
             };
         }
     }

     /**
      * Parse the data entered in the dialog and post a message to update the bookmarks database.
      */
     boolean save() {
         createHandler();

         String title = mTitle.getText().toString().trim();
         String unfilteredUrl;
         unfilteredUrl = BrowserActivity.fixUrl(mAddress.getText().toString());

         boolean emptyTitle = title.length() == 0;
         boolean emptyUrl = unfilteredUrl.trim().length() == 0;
         Resources r = getResources();
         if (emptyTitle || emptyUrl) {
             if (emptyTitle) {
                 mTitle.setError(r.getText(R.string.bookmark_needs_title));
             }
             if (emptyUrl) {
                 mAddress.setError(r.getText(R.string.bookmark_needs_url));
             }
             return false;

         }
         String url = unfilteredUrl.trim();
         try {
             // We allow bookmarks with a javascript: scheme, but these will in most cases
             // fail URI parsing, so don't try it if that's the kind of bookmark we have.

             if (!url.toLowerCase().startsWith("javascript:")) {
                 URI uriObj = new URI(url);
                 String scheme = uriObj.getScheme();
                 if (!Bookmarks.urlHasAcceptableScheme(url)) {
                     // If the scheme was non-null, let the user know that we
                     // can't save their bookmark. If it was null, we'll assume
                     // they meant http when we parse it in the WebAddress class.
                     if (scheme != null) {
                         mAddress.setError(r.getText(R.string.bookmark_cannot_save_url));
                         return false;
                     }
                     WebAddress address;
                     try {
                         address = new WebAddress(unfilteredUrl);
                     } catch (ParseException e) {
                         throw new URISyntaxException("", "");
                     }
                     if (address.getHost().length() == 0) {
                         throw new URISyntaxException("", "");
                     }
                     url = address.toString();
                 }
             }
         } catch (URISyntaxException e) {
             mAddress.setError(r.getText(R.string.bookmark_url_not_valid));
             return false;
         }

         if (mEditingExisting) {
             mMap.putString("title", title);
             mMap.putString("url", url);
             mMap.putBoolean("invalidateThumbnail", !url.equals(mOriginalUrl));
             // FIXME: This does not work yet
             mMap.putLong(BrowserContract.Bookmarks.PARENT, mCurrentFolder);
             setResult(RESULT_OK, (new Intent()).setAction(
                     getIntent().toString()).putExtras(mMap));
         } else {
             // Post a message to write to the DB.
             Bundle bundle = new Bundle();
             bundle.putString("title", title);
             bundle.putString("url", url);
             bundle.putParcelable("thumbnail", mThumbnail);
             bundle.putBoolean("invalidateThumbnail", !url.equals(mOriginalUrl));
             bundle.putString("touchIconUrl", mTouchIconUrl);
             Message msg = Message.obtain(mHandler, SAVE_BOOKMARK);
             msg.setData(bundle);
             // Start a new thread so as to not slow down the UI
             Thread t = new Thread(new SaveBookmarkRunnable(getApplicationContext(), msg));
             t.start();
             setResult(RESULT_OK);
             LogTag.logBookmarkAdded(url, "bookmarkview");
         }
         return true;
     }

 }
	/*
	* Copyright (C) 2006 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package com.android.browser;

	import com.android.browser.provider.BrowserProvider2;

	import android.app.Activity;
	import android.app.LoaderManager;
	import android.content.ContentResolver;
	import android.content.ContentUris;
	import android.content.ContentValues;
	import android.content.Context;
	import android.content.CursorLoader;
	import android.content.Intent;
	import android.content.Loader;
	import android.content.SharedPreferences;
	import android.content.res.Resources;
	import android.database.Cursor;
	import android.graphics.Bitmap;
	import android.net.ParseException;
	import android.net.Uri;
	import android.net.WebAddress;
	import android.os.Bundle;
	import android.os.Handler;
	import android.os.Message;
	import android.preference.PreferenceManager;
	import android.provider.BrowserContract;
	import android.text.TextUtils;
	import android.view.KeyEvent;
	import android.view.LayoutInflater;
	import android.view.View;
	import android.view.ViewGroup;
	import android.view.Window;
	import android.view.WindowManager;
	import android.view.inputmethod.EditorInfo;
	import android.view.inputmethod.InputMethodManager;
	import android.widget.AdapterView;
	import android.widget.CursorAdapter;
	import android.widget.EditText;
	import android.widget.ListView;
	import android.widget.TextView;
	import android.widget.Toast;

	import java.net.URI;
	import java.net.URISyntaxException;
	import java.util.ArrayList;

	public class AddBookmarkPage extends Activity
	implements View.OnClickListener, TextView.OnEditorActionListener,
	AdapterView.OnItemClickListener, LoaderManager.LoaderCallbacks<Cursor> {

	private final String LOGTAG = "Bookmarks";

	// IDs for the CursorLoaders that are used.
	private final int LOADER_ID_FOLDER_CONTENTS = 0;
	private final int LOADER_ID_ALL_FOLDERS = 1;

	private EditText mTitle;
	private EditText mAddress;
	private TextView mButton;
	private View mCancelButton;
	private boolean mEditingExisting;
	private Bundle mMap;
	private String mTouchIconUrl;
	private Bitmap mThumbnail;
	private String mOriginalUrl;
	private TextView mFolder;
	private View mDefaultView;
	private View mFolderSelector;
	private EditText mFolderNamer;
	private View mAddNewFolder;
	private long mCurrentFolder = 0;
	private FolderAdapter mAdapter;
	private ArrayList<Folder> mPaths;
	private TextView mPath;

	private static class Folder {
	String Name;
	long Id;
	Folder(String name, long id) {
	Name = name;
	Id = id;
	}
	}

	// Message IDs
	private static final int SAVE_BOOKMARK = 100;

	private Handler mHandler;

	private InputMethodManager getInputMethodManager() {
	return (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE);
	}

	@Override
	public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
	if (v == mFolderNamer) {
	if (v.getText().length() > 0) {
	if (actionId == EditorInfo.IME_NULL) {
	// Only want to do this once.
	if (event.getAction() == KeyEvent.ACTION_UP) {
	completeFolderNaming();
	}
	}
	}
	// Steal the key press; otherwise a newline will be added
	return true;
	}
	return false;
	}

	@Override
	public void onClick(View v) {
	if (v == mButton) {
	if (mFolderSelector.getVisibility() == View.VISIBLE) {
	// We are showing the folder selector.
	if (mFolderNamer.getVisibility() == View.VISIBLE) {
	completeFolderNaming();
	} else {
	// User has selected a folder. Go back to the opening page
	mFolderSelector.setVisibility(View.GONE);
	mDefaultView.setVisibility(View.VISIBLE);
	setTitle(R.string.bookmark_this_page);
	}
	} else if (save()) {
	finish();
	}
	} else if (v == mCancelButton) {
	if (mFolderNamer.getVisibility() == View.VISIBLE) {
	mFolderNamer.setVisibility(View.GONE);
	mAddNewFolder.setVisibility(View.VISIBLE);
	} else {
	finish();
	}
	} else if (v == mFolder) {
	switchToFolderSelector();
	} else if (v == mAddNewFolder) {
	mFolderNamer.setVisibility(View.VISIBLE);
	mFolderNamer.setText(R.string.new_folder);
	mFolderNamer.requestFocus();
	mAddNewFolder.setVisibility(View.GONE);
	getInputMethodManager().showSoftInput(mFolderNamer,
	InputMethodManager.SHOW_IMPLICIT);
	}
	}

	private void completeFolderNaming() {
	if (!TextUtils.isEmpty(mFolderNamer.getText())) {
	String name = mFolderNamer.getText().toString();
	long id = addFolderToCurrent(mFolderNamer.getText().toString());
	descendInto(name, id);
	mFolderNamer.setVisibility(View.GONE);
	mAddNewFolder.setVisibility(View.VISIBLE);
	getInputMethodManager().hideSoftInputFromWindow(
	mFolderNamer.getWindowToken(), 0);
	}
	}

	private long addFolderToCurrent(String name) {
	// Add the folder to the database
	ContentValues values = new ContentValues();
	values.put(BrowserContract.Bookmarks.TITLE,
	name);
	values.put(BrowserContract.Bookmarks.IS_FOLDER, 1);
	values.put(BrowserContract.Bookmarks.PARENT,
	mCurrentFolder);
	Uri uri = getContentResolver().insert(
	BrowserContract.Bookmarks.CONTENT_URI, values);
	if (uri != null) {
	return ContentUris.parseId(uri);
	} else {
	return -1;
	}
	}

	private void switchToFolderSelector() {
	mDefaultView.setVisibility(View.GONE);
	mFolderSelector.setVisibility(View.VISIBLE);
	setTitle(R.string.containing_folder);
	}

	private void descendInto(String foldername, long id) {
	if (id != -1) {
	mCurrentFolder = id;
	mPaths.add(new Folder(foldername, id));
	updatePathString();
	getLoaderManager().restartLoader(LOADER_ID_FOLDER_CONTENTS, null, this);
	}
	}

	@Override
	public Loader<Cursor> onCreateLoader(int id, Bundle args) {
	String[] projection;
	switch (id) {
	case LOADER_ID_ALL_FOLDERS:
	projection = new String[] {
	BrowserContract.Bookmarks._ID,
	BrowserContract.Bookmarks.PARENT,
	BrowserContract.Bookmarks.TITLE,
	BrowserContract.Bookmarks.IS_FOLDER
	};
	return new CursorLoader(this,
	BrowserContract.Bookmarks.CONTENT_URI,
	projection,
	BrowserContract.Bookmarks.IS_FOLDER + " != 0",
	null,
	null);
	case LOADER_ID_FOLDER_CONTENTS:
	projection = new String[] {
	BrowserContract.Bookmarks._ID,
	BrowserContract.Bookmarks.TITLE,
	BrowserContract.Bookmarks.IS_FOLDER
	};
	return new CursorLoader(this,
	BrowserContract.Bookmarks.buildFolderUri(
	mCurrentFolder),
	projection,
	BrowserContract.Bookmarks.IS_FOLDER + " != 0",
	null,
	null);
	default:
	throw new AssertionError("Asking for nonexistant loader!");
	}
	}

	@Override
	public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
	switch (loader.getId()) {
	case LOADER_ID_FOLDER_CONTENTS:
	mAdapter.changeCursor(cursor);
	break;
	case LOADER_ID_ALL_FOLDERS:
	long parent = mCurrentFolder;
	int idIndex = cursor.getColumnIndexOrThrow(
	BrowserContract.Bookmarks._ID);
	int titleIndex = cursor.getColumnIndexOrThrow(
	BrowserContract.Bookmarks.TITLE);
	int parentIndex = cursor.getColumnIndexOrThrow(
	BrowserContract.Bookmarks.PARENT);
	while ((parent != BrowserProvider2.FIXED_ID_ROOT) &&
	(parent != 0)) {
	// First, find the folder corresponding to the current
	// folder
	if (!cursor.moveToFirst()) {
	throw new AssertionError("No folders in the database!");
	}
	long folder;
	do {
	folder = cursor.getLong(idIndex);
	} while (folder != parent && cursor.moveToNext());
	if (cursor.isAfterLast()) {
	throw new AssertionError("Folder(id=" + parent
	+ ") holding this bookmark does not exist!");
	}
	String name = cursor.getString(titleIndex);
	mPaths.add(1, new Folder(name, parent));
	parent = cursor.getLong(parentIndex);
	}
	getLoaderManager().stopLoader(LOADER_ID_ALL_FOLDERS);
	updatePathString();
	break;
	default:
	break;
	}
	}

	/**
	* Update the TextViews in both modes to display the full path of the
	* current location to insert.
	*/
	private void updatePathString() {
	String path = mPaths.get(0).Name;
	int size = mPaths.size();
	for (int i = 1; i < size; i++) {
	path += " / " + mPaths.get(i).Name;
	}
	mPath.setText(path);
	mFolder.setText(path);
	}

	@Override
	public void onItemClick(AdapterView<?> parent, View view, int position,
	long id) {
	TextView tv = (TextView) view.findViewById(android.R.id.text1);
	// Switch to the folder that was clicked on.
	descendInto(tv.getText().toString(), id);
	}

	/**
	* Shows a list of names of folders.
	*/
	private class FolderAdapter extends CursorAdapter {
	public FolderAdapter(Context context) {
	super(context, null);
	}

	@Override
	public void bindView(View view, Context context, Cursor cursor) {
	((TextView) view.findViewById(android.R.id.text1)).setText(
	cursor.getString(cursor.getColumnIndexOrThrow(
	BrowserContract.Bookmarks.TITLE)));
	}

	@Override
	public View newView(Context context, Cursor cursor, ViewGroup parent) {
	View view = LayoutInflater.from(context).inflate(
	R.layout.folder_list_item, null);
	view.setBackgroundDrawable(context.getResources().
	getDrawable(android.R.drawable.list_selector_background));
	return view;
	}
	}

	protected void onCreate(Bundle icicle) {
	super.onCreate(icicle);
	requestWindowFeature(Window.FEATURE_LEFT_ICON);

	mMap = getIntent().getExtras();

	setContentView(R.layout.browser_add_bookmark);

	setTitle(R.string.bookmark_this_page);
	Window window = getWindow();
	window.setFeatureDrawableResource(Window.FEATURE_LEFT_ICON, R.drawable.ic_list_bookmark);

	String title = null;
	String url = null;

	if (mMap != null) {
	Bundle b = mMap.getBundle("bookmark");
	if (b != null) {
	mMap = b;
	mEditingExisting = true;
	setTitle(R.string.edit_bookmark);
	} else {
	int gravity = mMap.getInt("gravity", -1);
	if (gravity != -1) {
	WindowManager.LayoutParams l = window.getAttributes();
	l.gravity = gravity;
	window.setAttributes(l);
	}
	}
	title = mMap.getString("title");
	url = mOriginalUrl = mMap.getString("url");
	mTouchIconUrl = mMap.getString("touch_icon_url");
	mThumbnail = (Bitmap) mMap.getParcelable("thumbnail");
	mCurrentFolder = mMap.getLong(BrowserContract.Bookmarks.PARENT, -1);
	}
	if (mCurrentFolder == -1) {
	mCurrentFolder = getBookmarksBarId(this);
	}

	mTitle = (EditText) findViewById(R.id.title);
	mTitle.setText(title);

	mAddress = (EditText) findViewById(R.id.address);
	mAddress.setText(url);

	mButton = (TextView) findViewById(R.id.OK);
	mButton.setOnClickListener(this);

	mCancelButton = findViewById(R.id.cancel);
	mCancelButton.setOnClickListener(this);

	mFolder = (TextView) findViewById(R.id.folder);
	mFolder.setOnClickListener(this);

	mDefaultView = findViewById(R.id.default_view);
	mFolderSelector = findViewById(R.id.folder_selector);

	mFolderNamer = (EditText) findViewById(R.id.folder_namer);
	mFolderNamer.setOnEditorActionListener(this);

	mAddNewFolder = findViewById(R.id.add_new_folder);
	mAddNewFolder.setOnClickListener(this);

	mPath = (TextView) findViewById(R.id.path);
	ListView list = (ListView) findViewById(R.id.list);

	mPaths = new ArrayList<Folder>();
	mPaths.add(0, new Folder(getString(R.string.bookmarks), BrowserProvider2.FIXED_ID_ROOT));
	mAdapter = new FolderAdapter(this);
	list.setAdapter(mAdapter);
	list.setOnItemClickListener(this);
	LoaderManager manager = getLoaderManager();
	if (mCurrentFolder != BrowserProvider2.FIXED_ID_ROOT) {
	// Find all the folders
	manager.initLoader(LOADER_ID_ALL_FOLDERS, null, this);
	}
	manager.initLoader(LOADER_ID_FOLDER_CONTENTS, null, this);


	if (!window.getDecorView().isInTouchMode()) {
	mButton.requestFocus();
	}
	}

	// FIXME: Use a CursorLoader
	private long getBookmarksBarId(Context context) {
	SharedPreferences prefs
	= PreferenceManager.getDefaultSharedPreferences(context);
	String accountName =
	prefs.getString(BrowserBookmarksPage.PREF_ACCOUNT_NAME, null);
	String accountType =
	prefs.getString(BrowserBookmarksPage.PREF_ACCOUNT_TYPE, null);
	if (TextUtils.isEmpty(accountName) \|\| TextUtils.isEmpty(accountType)) {
	return BrowserProvider2.FIXED_ID_ROOT;
	}
	Cursor cursor = null;
	try {
	cursor = context.getContentResolver().query(
	BrowserContract.Bookmarks.CONTENT_URI,
	new String[] { BrowserContract.Bookmarks._ID },
	BrowserContract.ChromeSyncColumns.SERVER_UNIQUE + "=? AND "
	+ BrowserContract.Bookmarks.ACCOUNT_NAME + "=? AND "
	+ BrowserContract.Bookmarks.ACCOUNT_TYPE + "=?",
	new String[] {
	BrowserContract.ChromeSyncColumns
	.FOLDER_NAME_BOOKMARKS_BAR,
	accountName,
	accountType },
	null);
	if (cursor != null && cursor.moveToFirst()) {
	return cursor.getLong(0);
	}
	} finally {
	if (cursor != null) cursor.close();
	}
	return BrowserProvider2.FIXED_ID_ROOT;
	}

	@Override
	public boolean dispatchKeyEvent(KeyEvent event) {
	if (mFolderSelector.getVisibility() == View.VISIBLE
	&& KeyEvent.KEYCODE_BACK == event.getKeyCode()) {
	if (KeyEvent.ACTION_UP == event.getAction()) {
	if (mFolderNamer.getVisibility() == View.VISIBLE) {
	mFolderNamer.setVisibility(View.GONE);
	mAddNewFolder.setVisibility(View.VISIBLE);
	getInputMethodManager().hideSoftInputFromWindow(
	mFolderNamer.getWindowToken(), 0);
	} else {
	int size = mPaths.size();
	if (1 == size) {
	// We have reached the top level
	finish();
	} else {
	// Go up a level
	mPaths.remove(size - 1);
	mCurrentFolder = mPaths.get(size - 2).Id;
	updatePathString();
	getLoaderManager().restartLoader(LOADER_ID_FOLDER_CONTENTS, null, this);
	}
	}
	}
	return true;
	}
	return super.dispatchKeyEvent(event);
	}

	/**
	* Runnable to save a bookmark, so it can be performed in its own thread.
	*/
	private class SaveBookmarkRunnable implements Runnable {
	// FIXME: This should be an async task.
	private Message mMessage;
	private Context mContext;
	public SaveBookmarkRunnable(Context ctx, Message msg) {
	mContext = ctx;
	mMessage = msg;
	}
	public void run() {
	// Unbundle bookmark data.
	Bundle bundle = mMessage.getData();
	String title = bundle.getString("title");
	String url = bundle.getString("url");
	boolean invalidateThumbnail = bundle.getBoolean(
	"invalidateThumbnail");
	Bitmap thumbnail = invalidateThumbnail ? null
	: (Bitmap) bundle.getParcelable("thumbnail");
	String touchIconUrl = bundle.getString("touchIconUrl");

	// Save to the bookmarks DB.
	try {
	final ContentResolver cr = getContentResolver();
	Bookmarks.addBookmark(AddBookmarkPage.this, false, url,
	title, thumbnail, true, mCurrentFolder);
	if (touchIconUrl != null) {
	new DownloadTouchIcon(mContext, cr, url).execute(mTouchIconUrl);
	}
	mMessage.arg1 = 1;
	} catch (IllegalStateException e) {
	mMessage.arg1 = 0;
	}
	mMessage.sendToTarget();
	}
	}

	private void createHandler() {
	if (mHandler == null) {
	mHandler = new Handler() {
	@Override
	public void handleMessage(Message msg) {
	switch (msg.what) {
	case SAVE_BOOKMARK:
	if (1 == msg.arg1) {
	Toast.makeText(AddBookmarkPage.this, R.string.bookmark_saved,
	Toast.LENGTH_LONG).show();
	} else {
	Toast.makeText(AddBookmarkPage.this, R.string.bookmark_not_saved,
	Toast.LENGTH_LONG).show();
	}
	break;
	}
	}
	};
	}
	}

	/**
	* Parse the data entered in the dialog and post a message to update the bookmarks database.
	*/
	boolean save() {
	createHandler();

	String title = mTitle.getText().toString().trim();
	String unfilteredUrl;
	unfilteredUrl = BrowserActivity.fixUrl(mAddress.getText().toString());

	boolean emptyTitle = title.length() == 0;
	boolean emptyUrl = unfilteredUrl.trim().length() == 0;
	Resources r = getResources();
	if (emptyTitle \|\| emptyUrl) {
	if (emptyTitle) {
	mTitle.setError(r.getText(R.string.bookmark_needs_title));
	}
	if (emptyUrl) {
	mAddress.setError(r.getText(R.string.bookmark_needs_url));
	}
	return false;

	}
	String url = unfilteredUrl.trim();
	try {
	// We allow bookmarks with a javascript: scheme, but these will in most cases
	// fail URI parsing, so don't try it if that's the kind of bookmark we have.

	if (!url.toLowerCase().startsWith("javascript:")) {
	URI uriObj = new URI(url);
	String scheme = uriObj.getScheme();
	if (!Bookmarks.urlHasAcceptableScheme(url)) {
	// If the scheme was non-null, let the user know that we
	// can't save their bookmark. If it was null, we'll assume
	// they meant http when we parse it in the WebAddress class.
	if (scheme != null) {
	mAddress.setError(r.getText(R.string.bookmark_cannot_save_url));
	return false;
	}
	WebAddress address;
	try {
	address = new WebAddress(unfilteredUrl);
	} catch (ParseException e) {
	throw new URISyntaxException("", "");
	}
	if (address.getHost().length() == 0) {
	throw new URISyntaxException("", "");
	}
	url = address.toString();
	}
	}
	} catch (URISyntaxException e) {
	mAddress.setError(r.getText(R.string.bookmark_url_not_valid));
	return false;
	}

	if (mEditingExisting) {
	mMap.putString("title", title);
	mMap.putString("url", url);
	mMap.putBoolean("invalidateThumbnail", !url.equals(mOriginalUrl));
	// FIXME: This does not work yet
	mMap.putLong(BrowserContract.Bookmarks.PARENT, mCurrentFolder);
	setResult(RESULT_OK, (new Intent()).setAction(
	getIntent().toString()).putExtras(mMap));
	} else {
	// Post a message to write to the DB.
	Bundle bundle = new Bundle();
	bundle.putString("title", title);
	bundle.putString("url", url);
	bundle.putParcelable("thumbnail", mThumbnail);
	bundle.putBoolean("invalidateThumbnail", !url.equals(mOriginalUrl));
	bundle.putString("touchIconUrl", mTouchIconUrl);
	Message msg = Message.obtain(mHandler, SAVE_BOOKMARK);
	msg.setData(bundle);
	// Start a new thread so as to not slow down the UI
	Thread t = new Thread(new SaveBookmarkRunnable(getApplicationContext(), msg));
	t.start();
	setResult(RESULT_OK);
	LogTag.logBookmarkAdded(url, "bookmarkview");
	}
	return true;
	}

	}