winAPI Start

#include<Windows.h>

 

LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);

HINSTANCE g_hInst;

HWND hWndMain;

LPCTSTR lpszClass = TEXT("Class");

int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdParam, int nCmdShow)

{

HWND hWnd;

MSG Message;

WNDCLASS WndClass;

g_hInst = hInstance;

 

WndClass.cbClsExtra = 0;

WndClass.cbWndExtra = 0;

WndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);

WndClass.hCursor = LoadCursor(NULL, IDC_ARROW);

WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);

WndClass.hInstance = hInstance;

WndClass.lpfnWndProc = WndProc;

WndClass.lpszClassName = lpszClass;

WndClass.lpszMenuName = NULL;

WndClass.style = CS_HREDRAW | CS_VREDRAW;

RegisterClass(&WndClass);

 

hWnd = CreateWindow(lpszClass, lpszClass, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, (HMENU)NULL, hInstance, NULL);

ShowWindow(hWnd, nCmdShow);

 

while (GetMessage(&Message, NULL, 0, 0))

{

TranslateMessage(&Message);

DispatchMessage(&Message);

}

return (int)Message.wParam;

}

LRESULT CALLBACK WndProc(HWND hWnd, UINT iMessage, WPARAM wParam, LPARAM lParam)

{

HDC hdc;

PAINTSTRUCT ps;

 

switch (iMessage)

{

case WM_CREATE:

hWndMain = hWnd;

return 0;

case WM_PAINT:

hdc = BeginPaint(hWnd, &ps);

EndPaint(hWnd, &ps);

return 0;

case WM_DESTROY:

PostQuitMessage(0);

return 0;

 

}

return(DefWindowProc(hWnd, iMessage, wParam, lParam));

}