clip.cpp

#include <windows.h>
#include <cstdio>

int main() {
    char buf[1024];

    auto ret = OpenClipboard(NULL);
    if (ret == 0) {
        printf("%d\n", ret);
    }

    printf("Num of formats in clipboard: %d\n", CountClipboardFormats());
    for (int i = 0; i < 0xFFFF; i++) {
        if (IsClipboardFormatAvailable(i)) {
            int length = GetClipboardFormatNameA(i, buf, 1024);
            buf[length] = 0;
            printf("%s (0x%X) is available\n", buf, i);
        }
    }

    puts("");

    // RTF - 0xC079
    if (IsClipboardFormatAvailable(0xC079)) {
        void *data = GetClipboardData(0xC079);
        printf("RTF:\n%s\n\n", (char *)data);
    }

    // "HTML Format" - 0xC0BF
    if (IsClipboardFormatAvailable(0xC0BF)) {
        void *data = GetClipboardData(0xC0BF);
        printf("HTML Format:\n%s\n\n", (char *)data);
    }

    // text/html - 0xC19E
    if (IsClipboardFormatAvailable(0xC19E)) {
        void *data = GetClipboardData(0xC19E);
        printf("text/html:\n%s\n\n", (char *)data);
    }

    if (IsClipboardFormatAvailable(1)) {
        void *data = GetClipboardData(1);
        printf("plain text:\n%s\n\n", (char *)data);
    }

    CloseClipboard();
    return 0;
}