src/com/owncloud/android/ui/dialog/AccountActionsDialogFragment.java

   1 package com.owncloud.android.ui.dialog;
   2
   3 import android.os.Bundle;
   4 import android.support.v4.app.DialogFragment;
   5 import android.view.LayoutInflater;
   6 import android.view.Menu;
   7 import android.view.MenuItem;
   8 import android.view.View;
   9 import android.view.ViewGroup;
  10 import android.view.Window;
  11 import android.widget.AdapterView;
  12 import android.widget.AdapterView.OnItemClickListener;
  13 import android.widget.ArrayAdapter;
  14 import android.widget.ListView;
  15
  16 import com.owncloud.android.R;
  17 import com.owncloud.android.ui.dialog.parcel.MenuItemParcelable;
  18 import com.owncloud.android.ui.dialog.parcel.MenuParcelable;
  19
  20 import java.util.ArrayList;
  21 import java.util.List;
  22
  23 /**
  24  * Dialog for choosing a file action.
  25  */
  26 public class AccountActionsDialogFragment extends DialogFragment implements
  27         OnItemClickListener {
  28     private static final String ARG_ITEM_LIST = "ITEM_LIST";
  29     private static final String ARG_FILE_POSITION = "FILE_POSITION";
  30     public static final String FTAG_FILE_ACTIONS = "FILE_ACTIONS_FRAGMENT";
  31
  32     private List<MenuItemParcelable> mMenuItems;
  33
  34     private int mFilePosition;
  35
  36     private ListView mListView;
  37
  38     /**
  39      * Listener interface for the file action fragment.
  40      */
  41     public interface FileActionsDialogFragmentListener {
  42         // TODO Tobi change to int array?
  43         public boolean onFileActionChosen(int menuId, int filePosition);
  44     }
  45
  46     /**
  47      * Public factory method to create new FileActionsDialogFragment instances.
  48      *
  49      * @param menu menu to be display.
  50      * @return Dialog ready to show.
  51      */
  52     public static AccountActionsDialogFragment newInstance(Menu menu, int filePosition) {
  53         AccountActionsDialogFragment fragment = new AccountActionsDialogFragment();
  54         Bundle args = new Bundle();
  55
  56         MenuParcelable menuParcelable = new MenuParcelable();
  57         menuParcelable.setMenuItems(calculateMenuParcel(menu));
  58
  59         args.putParcelable(ARG_ITEM_LIST, menuParcelable);
  60         args.putInt(ARG_FILE_POSITION, filePosition);
  61
  62         fragment.setArguments(args);
  63         return fragment;
  64     }
  65
  66     /**
  67      * {@inheritDoc}
  68      */
  69     @Override
  70     public void onCreate(Bundle savedInstanceState) {
  71         super.onCreate(savedInstanceState);
  72         setStyle(DialogFragment.STYLE_NORMAL, R.style.ownCloud_Dialog);
  73     }
  74
  75     /**
  76      * {@inheritDoc}
  77      */
  78     @Override
  79     public View onCreateView(LayoutInflater inflater, ViewGroup container,
  80                              Bundle savedInstanceState) {
  81         View view = inflater.inflate(R.layout.file_actions, null, false);
  82         mListView = (ListView) view.findViewById(R.id.file_actions_list);
  83
  84         getDialog().getWindow().requestFeature(Window.FEATURE_NO_TITLE);
  85         return view;
  86     }
  87
  88
  89     /**
  90      * {@inheritDoc}
  91      */
  92     @Override
  93     public void onActivityCreated(Bundle savedInstanceState) {
  94         super.onActivityCreated(savedInstanceState);
  95
  96         mFilePosition = getArguments().getInt(ARG_FILE_POSITION);
  97
  98         MenuParcelable menu = getArguments().getParcelable(ARG_ITEM_LIST);
  99         mMenuItems = menu.getMenuItems();
 100         List<String> stringList = new ArrayList<String>();
 101         for (int i = 0; i < mMenuItems.size(); i++) {
 102             stringList.add(mMenuItems.get(i).getMenuText());
 103         }
 104
 105         ArrayAdapter<String> adapter = new ArrayAdapter<String>(getActivity(),
 106                 R.layout.simple_dialog_list_item, stringList);
 107
 108         mListView.setAdapter(adapter);
 109
 110         mListView.setOnItemClickListener(this);
 111     }
 112
 113     /**
 114      * {@inheritDoc}
 115      */
 116     @Override
 117     public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
 118         dismiss();
 119         ((FileActionsDialogFragmentListener) getTargetFragment()).onFileActionChosen(mMenuItems.get(position).getMenuItemId(), mFilePosition);
 120     }
 121
 122     /**
 123      * calculates a parcelable list of MenuItemParcelable based on the given menu and the visibility of the menu items.
 124      *
 125      * @param menu the menu to be displayed
 126      * @return a filtered List of parcelables based on the menu
 127      */
 128     private static List<MenuItemParcelable> calculateMenuParcel(Menu menu) {
 129         int index = 0;
 130         boolean hasNext = true;
 131         List<MenuItemParcelable> itemList = new ArrayList<MenuItemParcelable>();
 132         MenuParcelable menuParcelable = new MenuParcelable();
 133         try {
 134             while (hasNext) {
 135                 MenuItem item = menu.getItem(index);
 136                 if (item.isVisible()) {
 137                     itemList.add(new MenuItemParcelable(item));
 138                 }
 139                 index++;
 140             }
 141         } catch (IndexOutOfBoundsException iobe) {
 142             // reach the end of the item list
 143         }
 144
 145         return itemList;
 146     }
 147 }