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main.cpp
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main.cpp
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#include<Windows.h>
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int iCmdShow) {
WNDCLASSEX wndClass;
TCHAR szAppName[] = TEXT("Git Trial");
HWND hwnd;
MSG msg;
wndClass.cbSize = { sizeof(wndClass) };
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = 0;
wndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
wndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wndClass.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
wndClass.hInstance = hInstance;
wndClass.lpfnWndProc = WndProc;
wndClass.hbrBackground = (HBRUSH)(GetStockObject(BLACK_BRUSH));
wndClass.lpszClassName = szAppName;
wndClass.lpszMenuName = NULL;
wndClass.style = CS_HREDRAW | CS_VREDRAW;
RegisterClassEx(&wndClass);
hwnd = CreateWindow(szAppName, TEXT("Git Trial"), WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL);
ShowWindow(hwnd, iCmdShow);
UpdateWindow(hwnd);
while (GetMessage(&msg, NULL, 0, 0)) {
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return (int)(msg.wParam);
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam) {
HDC hdc;
RECT rect;
PAINTSTRUCT ps;
TCHAR str[] = TEXT("Hello Shaders!");
switch (iMsg)
{
case WM_PAINT:
hdc = BeginPaint(hwnd, &ps);
GetClientRect(hwnd, &rect);
SetBkColor(hdc, RGB(0, 0, 0));
SetTextColor(hdc, RGB(0, 255, 0));
DrawText(hdc, str, -1, &rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER);
EndPaint(hwnd, &ps);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
break;
}
return (DefWindowProc(hwnd, iMsg, wParam, lParam));
}