CyteKit/ViewController.h

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
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  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
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  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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  37 */
  38 /* }}} */
  39
  40 #ifndef CyteKit_ViewController_H
  41 #define CyteKit_ViewController_H
  42
  43 #include <CyteKit/UCPlatform.h>
  44
  45 #include <UIKit/UIKit.h>
  46
  47 @interface UIViewController (Cydia)
  48 - (BOOL) hasLoaded;
  49 - (void) reloadData;
  50 - (void) unloadData;
  51 @end
  52
  53 @interface CYViewController : UIViewController {
  54     _transient id delegate_;
  55     BOOL loaded_;
  56 }
  57
  58 // The default implementation of this method is essentially a no-op,
  59 // but calling the superclass implementation is *required*.
  60 - (void) reloadData;
  61
  62 - (void) unloadData;
  63
  64 // This URL is used to save the state of the view controller. Return
  65 // nil if you cannot or should not save the URL for this page.
  66 - (NSURL *) navigationURL;
  67
  68 // By default, this delegate is unused. However, it's provided here in case
  69 // you need some kind of delegate in a subclass.
  70 - (void) setDelegate:(id)delegate;
  71 - (id) delegate;
  72
  73 // Override this in subclasses if you manage the "has seen first load" state yourself.
  74 - (BOOL) hasLoaded;
  75
  76 // This is called when the view managed by the view controller is released.
  77 // That is not always when the controller itself is released: it also can
  78 // happen when more memory is needed by the system or whenever the controller
  79 // just happens not to be visible.
  80 - (void) releaseSubviews;
  81
  82 @end
  83
  84 #endif//CyteKit_ViewController_H