apps/oi-filemanager/FileManager/src/org/openintents/filemanager/DistributionLibrary.java

   1 package org.openintents.filemanager;\r
   2 \r
   3 import android.app.Activity;\r
   4 import android.app.Dialog;\r
   5 import android.view.Menu;\r
   6 import android.view.MenuItem;\r
   7 \r
   8 public class DistributionLibrary {\r
   9 \r
  10         public static final int OFFSET_ABOUT = 0;\r
  11         public static final int OFFSET_UPDATE = 1;\r
  12         \r
  13         /** Number of menu IDs that should be reserved\r
  14          * for DistributionLibrary.\r
  15          */\r
  16         public static final int MENU_COUNT = 2;\r
  17         public static final int DIALOG_COUNT = MENU_COUNT;\r
  18         \r
  19         \r
  20         Activity mActivity;\r
  21         int mFirstMenuId = 0;\r
  22         int mFirstDialogId = 0;\r
  23         \r
  24         public DistributionLibrary(Activity activity, int firstMenuId, int firstDialogId) {\r
  25                 mActivity = activity;\r
  26                 mFirstMenuId = firstMenuId;\r
  27                 mFirstDialogId = firstDialogId;\r
  28         }\r
  29         \r
  30         public void setFirst(int firstMenuId, int firstDialogId) {\r
  31                 mFirstMenuId = firstMenuId;\r
  32                 mFirstDialogId = firstDialogId;\r
  33         }\r
  34         \r
  35         /**\r
  36          * Typical usage:\r
  37          * Put this code in the beginning of onCreate().\r
  38          * <pre>\r
  39          * if (DistributionLibrary.showEulaOrNewVersion(this)) {\r
  40             return;\r
  41        }\r
  42          * </pre>\r
  43          * \r
  44          * If one of the two activities is shown, they make\r
  45          * sure that the calling intent is called again afterwards.\r
  46          * \r
  47          * @param activity\r
  48          * @return true if one of the dialogs is being shown.\r
  49          *         In this case, onCreate() should be aborted by\r
  50          *         returning.\r
  51          */\r
  52         public boolean showEulaOrNewVersion() {\r
  53                 return EulaOrNewVersion.showEula(mActivity) \r
  54                         || EulaOrNewVersion.showNewVersion(mActivity);\r
  55         }\r
  56         \r
  57         public void onCreateOptionsMenu(Menu menu) {\r
  58                 // Remove items first so that they don't appear twice:\r
  59                 menu.removeItem(mFirstMenuId + OFFSET_UPDATE);\r
  60                 menu.removeItem(mFirstMenuId + OFFSET_ABOUT);\r
  61                 \r
  62                 if (UpdateDialog.isUpdateMenuNecessary(mActivity)) {\r
  63                         menu.add(0, mFirstMenuId + OFFSET_UPDATE, 0, R.string.oi_distribution_menu_update).setIcon(\r
  64                                         android.R.drawable.ic_menu_info_details).setShortcut('9', 'u');\r
  65                 }\r
  66                 menu.add(0, mFirstMenuId + OFFSET_ABOUT, 0, R.string.oi_distribution_about).setIcon(\r
  67                                 android.R.drawable.ic_menu_info_details).setShortcut('0', 'a');\r
  68         }\r
  69         \r
  70         public boolean onOptionsItemSelected(MenuItem item) {\r
  71                 int id = item.getItemId();\r
  72                 switch (id - mFirstMenuId) {\r
  73                 case OFFSET_UPDATE:\r
  74                         mActivity.showDialog(mFirstDialogId + OFFSET_UPDATE);\r
  75                         return true;\r
  76                 case OFFSET_ABOUT:\r
  77                         AboutDialog.showDialogOrStartActivity(mActivity, \r
  78                                         mFirstDialogId + OFFSET_ABOUT);\r
  79                         return true;\r
  80                 }\r
  81                 return false;\r
  82         }\r
  83 \r
  84         public Dialog onCreateDialog(int id) {\r
  85                 switch (id - mFirstDialogId) {\r
  86                 case OFFSET_ABOUT:\r
  87                         return new AboutDialog(mActivity);\r
  88                 case OFFSET_UPDATE:\r
  89                         return new UpdateDialog(mActivity);\r
  90                 }\r
  91                 return null;\r
  92         }\r
  93         \r
  94         public void onPrepareDialog(int id, Dialog dialog) {\r
  95                 switch (id - mFirstDialogId) {\r
  96                 case OFFSET_ABOUT:\r
  97                         AboutDialog.onPrepareDialog(mActivity, dialog);\r
  98                         break;\r
  99                 }\r
 100         }\r
 101 }\r