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comparison src/video/SDL_clipboard.c @ 4495:dbbfdb9ea716

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Simplified clipboard API for sanity's sake. A complete clipboard implementation would support multiple formats that could be queried at runtime, events for when the clipboard contents changed, support for HTML, images, etc. We're not going that crazy, at least for now. :)
author Sam Lantinga <slouken@libsdl.org>
date Wed, 07 Jul 2010 23:54:03 -0700
parents f0b7c8d169f5
children eff4e88cc1e8
comparison
equal deleted inserted replaced
4494:621dc91c7a04 4495:dbbfdb9ea716
22 #include "SDL_config.h" 22 #include "SDL_config.h"
23 23
24 #include "SDL_clipboard.h" 24 #include "SDL_clipboard.h"
25 #include "SDL_sysvideo.h" 25 #include "SDL_sysvideo.h"
26 26
27 /* FOURCC values for text and image clipboard formats */
28 #define TEXT_DATA SDL_FOURCC('T', 'E', 'X', 'T')
29 #define IMAGE_DATA SDL_FOURCC('B', 'M', 'P', ' ')
30 27
31 int 28 int
32 SDL_SetClipboardText(const char *text) 29 SDL_SetClipboardText(const char *text)
33 { 30 {
34 return SDL_SetClipboard(TEXT_DATA, text, SDL_strlen(text)+1); 31 SDL_VideoDevice *_this = SDL_GetVideoDevice();
32
33 if (_this->SetClipboardText) {
34 return _this->SetClipboardText(_this, text);
35 } else {
36 _this->clipboard_text = SDL_strdup(text);
37 return 0;
38 }
35 } 39 }
36 40
37 char * 41 char *
38 SDL_GetClipboardText() 42 SDL_GetClipboardText()
39 { 43 {
40 void *data; 44 SDL_VideoDevice *_this = SDL_GetVideoDevice();
41 size_t length;
42 45
43 if (SDL_GetClipboard(TEXT_DATA, &data, &length) == 0) { 46 if (_this->GetClipboardText) {
44 return SDL_static_cast(char*, data); 47 return _this->GetClipboardText(_this);
45 } else { 48 } else {
46 return NULL; 49 const char *text = _this->clipboard_text;
50 if (!text) {
51 text = "";
52 }
53 return SDL_strdup(text);
47 } 54 }
48 } 55 }
49 56
50 SDL_bool 57 SDL_bool
51 SDL_HasClipboardText() 58 SDL_HasClipboardText()
52 { 59 {
53 return SDL_HasClipboardFormat(TEXT_DATA); 60 SDL_VideoDevice *_this = SDL_GetVideoDevice();
54 }
55 61
56 int 62 if (_this->HasClipboardText) {
57 SDL_SetClipboardImage(SDL_Surface *image) 63 return _this->HasClipboardText(_this);
58 { 64 } else {
59 SDL_Unsupported(); 65 if (_this->clipboard_text) {
60 return -1; 66 return SDL_TRUE;
61 } 67 } else {
62 68 return SDL_FALSE;
63 SDL_Surface * 69 }
64 SDL_GetClipboardImage() 70 }
65 {
66 SDL_Unsupported();
67 return NULL;
68 }
69
70 SDL_bool
71 SDL_HasClipboardImage()
72 {
73 return SDL_FALSE;
74 }
75
76 int
77 SDL_SetClipboard(Uint32 format, void *data, size_t length)
78 {
79 SDL_Unsupported();
80 return -1;
81 }
82
83 int
84 SDL_GetClipboard(Uint32 format, void **data, size_t *length)
85 {
86 SDL_Unsupported();
87 return -1;
88 }
89
90 SDL_bool
91 SDL_HasClipboardFormat(Uint32 format)
92 {
93 return SDL_FALSE;
94 }
95
96 void
97 SDL_ClearClipboard(void)
98 {
99 } 71 }
100 72
101 /* vi: set ts=4 sw=4 expandtab: */ 73 /* vi: set ts=4 sw=4 expandtab: */