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clipboard: add SDL_ClipboardMimeTypes
This function allows to retrieve the available mime types without doing any synthesizing.
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@@ -53,6 +53,46 @@ void SDL_CancelClipboardData(Uint32 sequence)
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_this->clipboard_userdata = NULL;
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}
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char **SDL_GetClipboardMimeTypes(size_t *num_mime_types)
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{
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SDL_VideoDevice *_this = SDL_GetVideoDevice();
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if (!_this) {
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SDL_SetError("Video subsystem must be initialized to query clipboard mime types");
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return NULL;
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}
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size_t allocSize = sizeof(char *);
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for (size_t i = 0; i < _this->num_clipboard_mime_types; i++) {
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allocSize += strlen(_this->clipboard_mime_types[i]) + 1 + sizeof(char *);
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}
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char *ret = SDL_malloc(allocSize);
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if (!ret)
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return NULL;
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char **pointers = (char **)ret;
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ret += (_this->num_clipboard_mime_types + 1) * sizeof(char *);
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for (size_t i = 0; i < _this->num_clipboard_mime_types; i++) {
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pointers[i] = ret;
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char *mime_type = _this->clipboard_mime_types[i];
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/* copy the whole string including the terminating null char */
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char c;
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do {
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c = *mime_type;
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*ret = c;
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ret++;
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mime_type++;
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} while (c != 0);
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}
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pointers[_this->num_clipboard_mime_types] = NULL;
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if (num_mime_types)
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*num_mime_types = _this->num_clipboard_mime_types;
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return pointers;
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}
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bool SDL_SetClipboardData(SDL_ClipboardDataCallback callback, SDL_ClipboardCleanupCallback cleanup, void *userdata, const char **mime_types, size_t num_mime_types)
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{
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SDL_VideoDevice *_this = SDL_GetVideoDevice();
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