SDL  2.0
SDL_uikitclipboard.m
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1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
4 
5  This software is provided 'as-is', without any express or implied
6  warranty. In no event will the authors be held liable for any damages
7  arising from the use of this software.
8 
9  Permission is granted to anyone to use this software for any purpose,
10  including commercial applications, and to alter it and redistribute it
11  freely, subject to the following restrictions:
12 
13  1. The origin of this software must not be misrepresented; you must not
14  claim that you wrote the original software. If you use this software
15  in a product, an acknowledgment in the product documentation would be
16  appreciated but is not required.
17  2. Altered source versions must be plainly marked as such, and must not be
18  misrepresented as being the original software.
19  3. This notice may not be removed or altered from any source distribution.
20 */
21 #include "../../SDL_internal.h"
22 
23 #if SDL_VIDEO_DRIVER_UIKIT
24 
25 #include "SDL_uikitvideo.h"
26 #include "../../events/SDL_clipboardevents_c.h"
27 
28 #import <UIKit/UIPasteboard.h>
29 
30 int
31 UIKit_SetClipboardText(_THIS, const char *text)
32 {
33 #if TARGET_OS_TV
34  return SDL_SetError("The clipboard is not available on tvOS");
35 #else
36  @autoreleasepool {
37  [UIPasteboard generalPasteboard].string = @(text);
38  return 0;
39  }
40 #endif
41 }
42 
43 char *
45 {
46 #if TARGET_OS_TV
47  return SDL_strdup(""); // Unsupported.
48 #else
49  @autoreleasepool {
50  UIPasteboard *pasteboard = [UIPasteboard generalPasteboard];
51  NSString *string = pasteboard.string;
52 
53  if (string != nil) {
54  return SDL_strdup(string.UTF8String);
55  } else {
56  return SDL_strdup("");
57  }
58  }
59 #endif
60 }
61 
64 {
65  @autoreleasepool {
66 #if !TARGET_OS_TV
67  if ([UIPasteboard generalPasteboard].string != nil) {
68  return SDL_TRUE;
69  }
70 #endif
71  return SDL_FALSE;
72  }
73 }
74 
75 void
77 {
78 #if !TARGET_OS_TV
79  @autoreleasepool {
81  NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
82 
83  id observer = [center addObserverForName:UIPasteboardChangedNotification
84  object:nil
85  queue:nil
86  usingBlock:^(NSNotification *note) {
88  }];
89 
90  data.pasteboardObserver = observer;
91  }
92 #endif
93 }
94 
95 void
97 {
98  @autoreleasepool {
100 
101  if (data.pasteboardObserver != nil) {
102  [[NSNotificationCenter defaultCenter] removeObserver:data.pasteboardObserver];
103  }
104 
105  data.pasteboardObserver = nil;
106  }
107 }
108 
109 #endif /* SDL_VIDEO_DRIVER_UIKIT */
110 
111 /* vi: set ts=4 sw=4 expandtab: */
void UIKit_InitClipboard(_THIS)
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: SDL_opengl.h:1974
static SDL_VideoDevice * _this
Definition: SDL_video.c:121
void UIKit_QuitClipboard(_THIS)
#define _THIS
int SDL_SendClipboardUpdate(void)
SDL_bool
Definition: SDL_stdinc.h:139
#define SDL_SetError
static char text[MAX_TEXT_LENGTH]
Definition: testime.c:47
#define SDL_strdup
int UIKit_SetClipboardText(_THIS, const char *text)
char * UIKit_GetClipboardText(_THIS)
SDL_bool UIKit_HasClipboardText(_THIS)