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À©µµ¿ìÁî apiÁ¤º¹ 1±Ç 201~202p ¿¹Á¦ ÁúÀÇ µå¸³´Ï´Ù. ³¯Â¥:2023-7-20 12:02:35 Á¶È¸¼ö:701
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LRESULT CALLBACK WndProc(HWND hWnd, UINT iMessage, WPARAM wParam, LPARAM lParam) {
    
    HDC hdc = { 0 };
    PAINTSTRUCT ps = { 0 };
    
    switch (iMessage) {
    case WM_CREATE:
        c1 = CreateWindow(TEXT("button"), TEXT("Draw Ellipse?"), WS_CHILD | WS_VISIBLE | BS_CHECKBOX,
               20, 20, 160, 25, hWnd, (HMENU)0, g_hInst, NULL);
        c2 = CreateWindow(TEXT("button"), TEXT("Good bye Message?"), WS_CHILD | WS_VISIBLE | BS_AUTOCHECKBOX,
               20, 50, 160, 25, hWnd, (HMENU)1, g_hInst, NULL);
        c3 = CreateWindow(TEXT("button"), TEXT("3State"), WS_CHILD | WS_VISIBLE | BS_3STATE, 20, 80, 160, 25,
               hWnd, (HMENU)2, g_hInst, NULL);
        c4 = CreateWindow(TEXT("button"), TEXT("Auto 3State"), WS_CHILD | WS_VISIBLE | BS_AUTO3STATE, 20, 110, 160, 25,
               hWnd, (HMENU)3, g_hInst, NULL);
        return(0);
    case WM_COMMAND:
        switch (LOWORD(wParam)) {
        case 0:
            if (SendMessage(c1,BM_GETCHECK,0,0)==BST_UNCHECKED) {
                SendMessage(c1, BM_SETCHECK, BST_CHECKED, 0);
                bEllipse = TRUE;}
            else {
                SendMessage(c1, BM_SETCHECK, BST_UNCHECKED, 0);
                bEllipse = FALSE;}
            InvalidateRect(hWnd, NULL, TRUE);
            break;

ÇØ´ç ÂðÇÏ°Ô ¹ØÁ٠ģ ºÎºÐÀÌ ±Ã±ÝÇÕ´Ï´Ù. SendMessage(c1,BM_GETCHECK,0,0)==BST_UNCHECKED¿¡¼­ üũ¹Ú½º°¡ Ç¥½Ã°¡ ¾ÈµÇ¸é  ¸®ÅϰªÀÌ BST_UNCHECKED·Î µÇÁö¸¸ SendMessage(c1, BM_SETCHECK, BST_CHECKED, 0);¿¡¼­ üũ»óŸ¦ º¯°æÇ϶ó°í ¸Þ½ÃÁö´Â º¸³»Áö¸¸ üũÇÏÁö ¾ÊÀ¸¸é  bEllips°ªÀº °è¼Ó FALSE·Î ³²´Â°ÇÁö ±Ã±ÝÇÕ´Ï´Ù.
SendMessage¿¡¼­ BM_GETCHECK¿Í BM_SETCHECK µÎ°¡Áö°¡ ¸¸Á·ÇؾßÁö bEllipse=TRUE·Î º¯°æµÇ´Â °É·Î ÀÌÇØÇÏ¸é µÇ´ÂÁö¿ä?
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Program 7¿ù20ÀÏ 1:36:11  

if (SendMessage(c1,BM_GETCHECK,0,0)==BST_UNCHECKED) {//c1 ¿¡ üũ°¡ ¾ÈµÇ¾î ÀÖÀ¸¸é
SendMessage(c1, BM_SETCHECK, BST_CHECKED, 0);// c1 ¿¡ üũ Ç϶ó°í ¸Þ½ÃÁö º¸³»°í
bEllipse = TRUE;}// bEllipse ¿¡ TRUE ¸¦ ´ëÀÔÇ϶ó
else {//±×·±µ¥ c1 ÀÌ Ã¼Å©°¡ µÇ¾î ÀÖ´Ù¸é
SendMessage(c1, BM_SETCHECK, BST_UNCHECKED, 0);// c1 À» ¾ðüũ »óÅ·Π¸¸µé°í
bEllipse = FALSE;}//bEllipse ¿¡´Â FALSE·Î ¼¼ÆÃÇ϶ó
InvalidateRect(hWnd, NULL, TRUE);//È­¸éÀ» °»½ÅÇ϶ó ±×·¯¸é bEllipse ÀÇ TRUE FALSE¿¡ µû¶ó ¾Æ¸¶ ´ÙÀ½ µ¿ÀÛÀÌ ³ªÅ¸³¯ °Í °°½À´Ï´Ù

Ȳ±Ý°¡¹°Ä¡ 7¿ù20ÀÏ 8:45:47  

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