src/NotesListAdapter.java

@@ -1,194 +0,0 @@
-/*
- * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
- *
- * 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 net.micode.notes.ui;
-
-import android.content.Context;
-import android.database.Cursor;
-import android.util.Log;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.CursorAdapter;
-
-import net.micode.notes.data.Notes;
-
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-
-//便签列表的适配器，为便签列表提供数据
-public class NotesListAdapter extends CursorAdapter {
-    private static final String TAG = "NotesListAdapter";
-    private Context mContext;
-    private HashMap<Integer, Boolean> mSelectedIndex;
-    private int mNotesCount;
-    private boolean mChoiceMode;  //选择模式的标记
-
-    /*
-     * 桌面widget的属性，包括编号和类型
-     */
-    public static class AppWidgetAttribute {
-        public int widgetId;
-        public int widgetType;
-    };
-
-    public NotesListAdapter(Context context) {
-        super(context, null);
-        mSelectedIndex = new HashMap<Integer, Boolean>();
-        mContext = context;
-        mNotesCount = 0;
-    }
-
-    //新建一个view来存储cursor所指向的数据
-    @Override
-    public View newView(Context context, Cursor cursor, ViewGroup parent) {
-        return new NotesListItem(context);
-    }
-
-    @Override
-    public void bindView(View view, Context context, Cursor cursor) {
-        if (view instanceof NotesListItem) {
-            NoteItemData itemData = new NoteItemData(context, cursor);
-            ((NotesListItem) view).bind(context, itemData, mChoiceMode,
-                    isSelectedItem(cursor.getPosition()));
-        }
-    }
-
-    public void setCheckedItem(final int position, final boolean checked) {
-        mSelectedIndex.put(position, checked);
-        notifyDataSetChanged();
-    }
-
-    //判断是否为选择模式
-    public boolean isInChoiceMode() {
-        return mChoiceMode;
-    }
-
-    //重置下标并且根据参数mode设置是否处于选择模式
-    public void setChoiceMode(boolean mode) {
-        mSelectedIndex.clear();
-        mChoiceMode = mode;
-    }
-
-    //处理“全选”事件
-    public void selectAll(boolean checked) {
-        Cursor cursor = getCursor();
-        for (int i = 0; i < getCount(); i++) {
-            if (cursor.moveToPosition(i)) {
-                if (NoteItemData.getNoteType(cursor) == Notes.TYPE_NOTE) {
-                    setCheckedItem(i, checked);
-                }
-            }
-        }
-    }
-
-    //返回被选择的便签的id
-    public HashSet<Long> getSelectedItemIds() {
-        HashSet<Long> itemSet = new HashSet<Long>();
-        for (Integer position : mSelectedIndex.keySet()) {
-            if (mSelectedIndex.get(position) == true) {
-                Long id = getItemId(position);
-                if (id == Notes.ID_ROOT_FOLDER) {
-                    Log.d(TAG, "Wrong item id, should not happen");
-                } else {
-                    itemSet.add(id);
-                }
-            }
-        }
-
-        return itemSet;
-    }
-
-    //建立桌面Widget的选项表
-    public HashSet<AppWidgetAttribute> getSelectedWidget() {
-        HashSet<AppWidgetAttribute> itemSet = new HashSet<AppWidgetAttribute>();
-        for (Integer position : mSelectedIndex.keySet()) {
-            if (mSelectedIndex.get(position) == true) {
-                Cursor c = (Cursor) getItem(position);
-                if (c != null) {
-                    AppWidgetAttribute widget = new AppWidgetAttribute();
-                    NoteItemData item = new NoteItemData(mContext, c);
-                    widget.widgetId = item.getWidgetId();
-                    widget.widgetType = item.getWidgetType();
-                    itemSet.add(widget);
-                    /**
-                     * Don't close cursor here, only the adapter could close it
-                     */
-                } else {
-                    Log.e(TAG, "Invalid cursor");
-                    return null;
-                }
-            }
-        }
-        return itemSet;
-    }
-
-    public int getSelectedCount() {
-        Collection<Boolean> values = mSelectedIndex.values();
-        if (null == values) {
-            return 0;
-        }
-        Iterator<Boolean> iter = values.iterator();
-        int count = 0;
-        while (iter.hasNext()) {
-            if (true == iter.next()) {
-                count++;
-            }
-        }
-        return count;
-    }
-
-    //判断是否全选
-    public boolean isAllSelected() {
-        int checkedCount = getSelectedCount();
-        return (checkedCount != 0 && checkedCount == mNotesCount);
-    }
-
-    public boolean isSelectedItem(final int position) {
-        if (null == mSelectedIndex.get(position)) {
-            return false;
-        }
-        return mSelectedIndex.get(position);
-    }
-
-    @Override
-    protected void onContentChanged() {
-        super.onContentChanged();
-        calcNotesCount();
-    }
-
-    @Override
-    public void changeCursor(Cursor cursor) {
-        super.changeCursor(cursor);
-        calcNotesCount();
-    }
-
-    private void calcNotesCount() {
-        mNotesCount = 0;
-        for (int i = 0; i < getCount(); i++) {
-            Cursor c = (Cursor) getItem(i);
-            if (c != null) {
-                if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) {
-                    mNotesCount++;
-                }
-            } else {
-                Log.e(TAG, "Invalid cursor");
-                return;
-            }
-        }
-    }
-}