1 /* Public Domain Curses */
2 
3 #include "pdcsdl.h"
4 
5 #include <stdlib.h>
6 
7 /*man-start**************************************************************
8 
9 clipboard
10 ---------
11 
12 ### Synopsis
13 
14     int PDC_getclipboard(char **contents, long *length);
15     int PDC_setclipboard(const char *contents, long length);
16     int PDC_freeclipboard(char *contents);
17     int PDC_clearclipboard(void);
18 
19 ### Description
20 
21    PDC_getclipboard() gets the textual contents of the system's
22    clipboard. This function returns the contents of the clipboard
23    in the contents argument. It is the responsibilitiy of the
24    caller to free the memory returned, via PDC_freeclipboard().
25    The length of the clipboard contents is returned in the length
26    argument.
27 
28    PDC_setclipboard copies the supplied text into the system's
29    clipboard, emptying the clipboard prior to the copy.
30 
31    PDC_clearclipboard() clears the internal clipboard.
32 
33 ### Return Values
34 
35    indicator of success/failure of call.
36    PDC_CLIP_SUCCESS        the call was successful
37    PDC_CLIP_MEMORY_ERROR   unable to allocate sufficient memory for
38                            the clipboard contents
39    PDC_CLIP_EMPTY          the clipboard contains no text
40    PDC_CLIP_ACCESS_ERROR   no clipboard support
41 
42 ### Portability
43                              X/Open    BSD    SYS V
44     PDC_getclipboard            -       -       -
45     PDC_setclipboard            -       -       -
46     PDC_freeclipboard           -       -       -
47     PDC_clearclipboard          -       -       -
48 
49 **man-end****************************************************************/
50 
PDC_getclipboard(char ** contents,long * length)51 int PDC_getclipboard(char **contents, long *length)
52 {
53     PDC_LOG(("PDC_getclipboard() - called\n"));
54 
55     if (SDL_HasClipboardText() == SDL_FALSE)
56         return PDC_CLIP_EMPTY;
57     *contents = SDL_GetClipboardText();
58     *length = strlen(*contents);
59 
60     return PDC_CLIP_SUCCESS;
61 }
62 
PDC_setclipboard(const char * contents,long length)63 int PDC_setclipboard(const char *contents, long length)
64 {
65     PDC_LOG(("PDC_setclipboard() - called\n"));
66 
67     if (SDL_SetClipboardText(contents) != 0)
68         return PDC_CLIP_ACCESS_ERROR;
69 
70     return PDC_CLIP_SUCCESS;
71 }
72 
PDC_freeclipboard(char * contents)73 int PDC_freeclipboard(char *contents)
74 {
75     PDC_LOG(("PDC_freeclipboard() - called\n"));
76 
77     SDL_free(contents);
78 
79     return PDC_CLIP_SUCCESS;
80 }
81 
PDC_clearclipboard(void)82 int PDC_clearclipboard(void)
83 {
84     PDC_LOG(("PDC_clearclipboard() - called\n"));
85 
86     if (SDL_HasClipboardText() == SDL_TRUE)
87     {
88         SDL_SetClipboardText(NULL);
89     }
90 
91     return PDC_CLIP_SUCCESS;
92 }
93