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1 | /* Cydia - iPhone UIKit Front-End for Debian APT | |
2 | * Copyright (C) 2008-2015 Jay Freeman (saurik) | |
3 | */ | |
4 | ||
5 | /* GNU General Public License, Version 3 {{{ */ | |
6 | /* | |
7 | * Cydia is free software: you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published | |
9 | * by the Free Software Foundation, either version 3 of the License, | |
10 | * or (at your option) any later version. | |
11 | * | |
12 | * Cydia is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with Cydia. If not, see <http://www.gnu.org/licenses/>. | |
19 | **/ | |
20 | /* }}} */ | |
21 | ||
22 | #include "CyteKit/ViewController.h" | |
23 | ||
24 | #include <Foundation/Foundation.h> | |
25 | #include <UIKit/UIKit.h> | |
26 | ||
27 | #include "iPhonePrivate.h" | |
28 | ||
29 | @implementation UIViewController (Cydia) | |
30 | ||
31 | - (BOOL) hasLoaded { | |
32 | return YES; | |
33 | } | |
34 | ||
35 | - (void) reloadData { | |
36 | [self view]; | |
37 | } | |
38 | ||
39 | - (void) unloadData { | |
40 | if (UIViewController *modal = [self modalViewController]) | |
41 | [modal unloadData]; | |
42 | } | |
43 | ||
44 | - (UIViewController *) parentOrPresentingViewController { | |
45 | if (UIViewController *parent = [self parentViewController]) | |
46 | return parent; | |
47 | if ([self respondsToSelector:@selector(presentingViewController)]) | |
48 | return [self presentingViewController]; | |
49 | return nil; | |
50 | } | |
51 | ||
52 | @end | |
53 | ||
54 | @implementation CyteViewController | |
55 | ||
56 | - (void) setDelegate:(id)delegate { | |
57 | delegate_ = delegate; | |
58 | } | |
59 | ||
60 | - (id) delegate { | |
61 | return delegate_; | |
62 | } | |
63 | ||
64 | - (void) viewWillAppear:(BOOL)animated { | |
65 | [super viewWillAppear:animated]; | |
66 | ||
67 | // Load on first appearance. We don't need to set the loaded flag here | |
68 | // because it is set for us the first time -reloadData is called. | |
69 | if (![self hasLoaded]) | |
70 | [self reloadData]; | |
71 | } | |
72 | ||
73 | - (BOOL) hasLoaded { | |
74 | return loaded_; | |
75 | } | |
76 | ||
77 | - (void) releaseSubviews { | |
78 | loaded_ = NO; | |
79 | } | |
80 | ||
81 | - (void) setView:(UIView *)view { | |
82 | // Nasty hack for 2.x-compatibility. In 3.0+, we can and | |
83 | // should just override -viewDidUnload instead. | |
84 | if (view == nil) | |
85 | [self releaseSubviews]; | |
86 | ||
87 | [super setView:view]; | |
88 | } | |
89 | ||
90 | - (void) reloadData { | |
91 | [super reloadData]; | |
92 | ||
93 | // This is called automatically on the first appearance of a controller, | |
94 | // or any other time it needs to reload the information shown. However (!), | |
95 | // this is not called by any tab bar or navigation controller's -reloadData | |
96 | // method unless this controller returns YES from -hadLoaded. | |
97 | loaded_ = YES; | |
98 | } | |
99 | ||
100 | - (void) unloadData { | |
101 | loaded_ = NO; | |
102 | [super unloadData]; | |
103 | } | |
104 | ||
105 | - (NSURL *) navigationURL { | |
106 | return nil; | |
107 | } | |
108 | ||
109 | - (void) setPageColor:(UIColor *)color { | |
110 | if (color == nil) | |
111 | color = [UIColor groupTableViewBackgroundColor]; | |
112 | color_ = color; | |
113 | } | |
114 | ||
115 | #include "InterfaceOrientation.h" | |
116 | ||
117 | @end |