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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.browser.addbookmark;
     18 
     19 import com.android.browser.R;
     20 
     21 import android.content.Context;
     22 import android.graphics.drawable.Drawable;
     23 import android.view.Gravity;
     24 import android.view.LayoutInflater;
     25 import android.view.View;
     26 import android.view.ViewGroup;
     27 import android.widget.BaseAdapter;
     28 import android.widget.TextView;
     29 
     30 /**
     31  * SpinnerAdapter used in the AddBookmarkPage to select where to save a
     32  * bookmark/folder.
     33  */
     34 public class FolderSpinnerAdapter extends BaseAdapter {
     35 
     36     public static final int HOME_SCREEN = 0;
     37     public static final int ROOT_FOLDER = 1;
     38     public static final int OTHER_FOLDER = 2;
     39     public static final int RECENT_FOLDER = 3;
     40 
     41     private boolean mIncludeHomeScreen;
     42     private boolean mIncludesRecentFolder;
     43     private long mRecentFolderId;
     44     private String mRecentFolderName;
     45     private LayoutInflater mInflater;
     46     private Context mContext;
     47     private String mOtherFolderDisplayText;
     48 
     49     public FolderSpinnerAdapter(Context context, boolean includeHomeScreen) {
     50         mIncludeHomeScreen = includeHomeScreen;
     51         mContext = context;
     52         mInflater = LayoutInflater.from(mContext);
     53     }
     54 
     55     public void addRecentFolder(long folderId, String folderName) {
     56         mIncludesRecentFolder = true;
     57         mRecentFolderId = folderId;
     58         mRecentFolderName = folderName;
     59     }
     60 
     61     public long recentFolderId() { return mRecentFolderId; }
     62 
     63     private void bindView(int position, View view, boolean isDropDown) {
     64         int labelResource;
     65         int drawableResource;
     66         if (!mIncludeHomeScreen) {
     67             position++;
     68         }
     69         switch (position) {
     70             case HOME_SCREEN:
     71                 labelResource = R.string.add_to_homescreen_menu_option;
     72                 drawableResource = R.drawable.ic_home_holo_dark;
     73                 break;
     74             case ROOT_FOLDER:
     75                 labelResource = R.string.add_to_bookmarks_menu_option;
     76                 drawableResource = R.drawable.ic_bookmarks_holo_dark;
     77                 break;
     78             case RECENT_FOLDER:
     79                 // Fall through and use the same icon resource
     80             case OTHER_FOLDER:
     81                 labelResource = R.string.add_to_other_folder_menu_option;
     82                 drawableResource = R.drawable.ic_folder_holo_dark;
     83                 break;
     84             default:
     85                 labelResource = 0;
     86                 drawableResource = 0;
     87                 // assert
     88                 break;
     89         }
     90         TextView textView = (TextView) view;
     91         if (position == RECENT_FOLDER) {
     92             textView.setText(mRecentFolderName);
     93         } else if (position == OTHER_FOLDER && !isDropDown
     94                 && mOtherFolderDisplayText != null) {
     95             textView.setText(mOtherFolderDisplayText);
     96         } else {
     97             textView.setText(labelResource);
     98         }
     99         textView.setGravity(Gravity.CENTER_VERTICAL);
    100         Drawable drawable = mContext.getResources().getDrawable(drawableResource);
    101         textView.setCompoundDrawablesWithIntrinsicBounds(drawable, null,
    102                 null, null);
    103     }
    104 
    105     @Override
    106     public View getDropDownView(int position, View convertView, ViewGroup parent) {
    107         if (convertView == null) {
    108             convertView = mInflater.inflate(
    109                     android.R.layout.simple_spinner_dropdown_item, parent, false);
    110         }
    111         bindView(position, convertView, true);
    112         return convertView;
    113     }
    114 
    115     @Override
    116     public View getView(int position, View convertView, ViewGroup parent) {
    117         if (convertView == null) {
    118             convertView = mInflater.inflate(android.R.layout.simple_spinner_item,
    119                     parent, false);
    120         }
    121         bindView(position, convertView, false);
    122         return convertView;
    123     }
    124 
    125     @Override
    126     public int getCount() {
    127         int count = 2;
    128         if (mIncludeHomeScreen) count++;
    129         if (mIncludesRecentFolder) count++;
    130         return count;
    131     }
    132 
    133     @Override
    134     public Object getItem(int position) {
    135         return null;
    136     }
    137 
    138     @Override
    139     public long getItemId(int position) {
    140         long id = position;
    141         if (!mIncludeHomeScreen) {
    142             id++;
    143         }
    144         return id;
    145     }
    146 
    147     @Override
    148     public boolean hasStableIds() {
    149         return true;
    150     }
    151 
    152     public void setOtherFolderDisplayText(String parentTitle) {
    153         mOtherFolderDisplayText = parentTitle;
    154         notifyDataSetChanged();
    155     }
    156 
    157     public void clearRecentFolder() {
    158         if (mIncludesRecentFolder) {
    159             mIncludesRecentFolder = false;
    160             notifyDataSetChanged();
    161         }
    162     }
    163 }
    164