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  1. #include <tchar.h>
  2. #include <Windows.h>
  3.  
  4. const TCHAR szWndClass[] = _T("Program343class");
  5.  
  6. LRESULT CALLBACK WndProc(
  7. 	HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
  8.  
  9. int WINAPI WinMain(
  10. 	HINSTANCE hInstance,
  11. 	HINSTANCE hPrevInstance,
  12. 	PSTR lpCmdLine,
  13. 	int nCmdShow) {
  14. 	HWND hWnd;
  15. 	WNDCLASS wc;
  16. 	MSG msg;
  17. 	BOOL bRet;
  18.  
  19. 	wc.style = CS_HREDRAW | CS_VREDRAW;
  20. 	wc.lpfnWndProc = WndProc;
  21. 	wc.cbWndExtra = 0;
  22. 	wc.cbClsExtra = 0;
  23. 	wc.hInstance = hInstance;
  24. 	wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
  25. 	wc.hCursor = LoadCursor(NULL, IDC_ARROW);
  26. 	wc.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
  27. 	wc.lpszMenuName = NULL;
  28. 	wc.lpszClassName = szWndClass;
  29.  
  30. 	if (!RegisterClass(&wc)) { return -1; }
  31.  
  32. 	hWnd = CreateWindow(
  33. 		szWndClass,
  34. 		_T("Program343のウィンドウ"),
  35. 		WS_OVERLAPPEDWINDOW | WS_VISIBLE,
  36. 		CW_USEDEFAULT, CW_USEDEFAULT,
  37. 		CW_USEDEFAULT, CW_USEDEFAULT,
  38. 		NULL,
  39. 		NULL,
  40. 		hInstance,
  41. 		NULL);
  42.  
  43. 	if (hWnd == NULL) { return -1; }
  44.  
  45. 	while (bRet = GetMessage(&msg, NULL, 0, 0)) {
  46. 		if (bRet == -1) { return FALSE; }
  47. 		TranslateMessage(&msg);
  48. 		DispatchMessage(&msg);
  49. 	}
  50.  
  51. 	return (int)msg.wParam;
  52. }
  53.  
  54. LRESULT CALLBACK WndProc(
  55. 	HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) {
  56. 	HDC hdc;
  57. 	PAINTSTRUCT ps;
  58. 	RECT rctDimension;
  59.  
  60. 	static BOOL blRight = TRUE;
  61. 	static int x = 0;
  62. 	static BOOL blBottom = TRUE;
  63. 	static int y = 0;
  64. 	int dx = 5;
  65.  
  66. 	switch (msg) {
  67. 	case WM_DESTROY:
  68. 		PostQuitMessage(0);
  69. 		break;
  70. 	case WM_CREATE:
  71. 		SetTimer(hWnd, 1, 1, NULL);
  72. 		break;
  73. 	case WM_TIMER:
  74. 		GetClientRect(hWnd, &rctDimension);
  75. 		if (x + 50 >= rctDimension.right) { blRight = FALSE; }
  76. 		else if (x <= 0) { blRight = TRUE; }
  77.  
  78. 		if (y + 50 >= rctDimension.bottom) { blBottom = FALSE; }
  79. 		else if (y <= 0) { blBottom = TRUE; }
  80.  
  81. 		if (blRight) { x += dx; }
  82. 		else { x -= dx; }
  83.  
  84. 		if (blBottom) { y += dx; }
  85. 		else { y -= dx; }
  86.  
  87. 		InvalidateRect(hWnd, NULL, TRUE);
  88. 		break;
  89. 	case WM_PAINT:
  90. 		hdc = BeginPaint(hWnd, &ps);
  91. 		SelectObject(hdc, GetStockObject(LTGRAY_BRUSH));
  92. 		Ellipse(hdc, x, 100, x + 50, 150);
  93. 		EndPaint(hWnd, &ps);
  94. 		break;
  95. 	}
  96. 	return DefWindowProc(hWnd, msg, wParam, lParam);
  97. }
  98.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.c:1:10: fatal error: tchar.h: No such file or directory
 #include <tchar.h>
          ^~~~~~~~~
compilation terminated.
stdout
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Standard output is empty
https://ideone.com/Y7cKm9
language:
C (gcc 8.3)
created:
5 years ago
visibility:
secret

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