Atlas - SDL_uikitclipboard.m
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[FILE BEGIN]
1/*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2025 Sam Lantinga <[email protected]>
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#ifdef SDL_VIDEO_DRIVER_UIKIT
24
25#include "SDL_uikitvideo.h"
26#include "../../events/SDL_clipboardevents_c.h"
27
28#import <UIKit/UIPasteboard.h>
29
30bool UIKit_SetClipboardText(SDL_VideoDevice *_this, const char *text)
31{
32#ifdef SDL_PLATFORM_TVOS
33    return SDL_SetError("The clipboard is not available on tvOS");
34#else
35    @autoreleasepool {
36        SDL_UIKitVideoData *data = (__bridge SDL_UIKitVideoData *)_this->internal;
37        data.setting_clipboard = true;
38        if (text && *text) {
39            [UIPasteboard generalPasteboard].string = @(text);
40        } else {
41            [UIPasteboard generalPasteboard].string = nil;
42        }
43        data.setting_clipboard = false;
44        return true;
45    }
46#endif
47}
48
49char *UIKit_GetClipboardText(SDL_VideoDevice *_this)
50{
51#ifdef SDL_PLATFORM_TVOS
52    return SDL_strdup(""); // Unsupported.
53#else
54    @autoreleasepool {
55        UIPasteboard *pasteboard = [UIPasteboard generalPasteboard];
56        NSString *string = pasteboard.string;
57
58        if (string != nil) {
59            return SDL_strdup(string.UTF8String);
60        } else {
61            return SDL_strdup("");
62        }
63    }
64#endif
65}
66
67bool UIKit_HasClipboardText(SDL_VideoDevice *_this)
68{
69    @autoreleasepool {
70#ifndef SDL_PLATFORM_TVOS
71        if ([UIPasteboard generalPasteboard].hasStrings) {
72            return true;
73        }
74#endif
75        return false;
76    }
77}
78
79void UIKit_InitClipboard(SDL_VideoDevice *_this)
80{
81#ifndef SDL_PLATFORM_TVOS
82    @autoreleasepool {
83        SDL_UIKitVideoData *data = (__bridge SDL_UIKitVideoData *)_this->internal;
84        NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
85
86        id observer = [center addObserverForName:UIPasteboardChangedNotification
87                                          object:nil
88                                           queue:nil
89                                      usingBlock:^(NSNotification *note) {
90                                        if (!data.setting_clipboard) {
91                                            // TODO: compute mime types
92                                            SDL_SendClipboardUpdate(false, NULL, 0);
93                                        }
94                                      }];
95
96        data.pasteboardObserver = observer;
97        data.setting_clipboard = false;
98    }
99#endif
100}
101
102void UIKit_QuitClipboard(SDL_VideoDevice *_this)
103{
104    @autoreleasepool {
105        SDL_UIKitVideoData *data = (__bridge SDL_UIKitVideoData *)_this->internal;
106
107        if (data.pasteboardObserver != nil) {
108            [[NSNotificationCenter defaultCenter] removeObserver:data.pasteboardObserver];
109        }
110
111        data.pasteboardObserver = nil;
112    }
113}
114
115#endif // SDL_VIDEO_DRIVER_UIKIT
116
[FILE END]
(C) 2025 0x4248
(C) 2025 4248 Media and 4248 Systems, All part of 0x4248
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