/* 程序和软件一样啊 */
/* 去学 Windows API 函数 */
/* 下面是 DEV-C++ 中的一个视窗程序的示例
*/
#include <windows.h>
/*
Declare Windows procedure
*/
LRESULT CALLBACK WindowProcedure (HWND, UINT, WPARAM, LPARAM);
/*
Make the class name into a global variable
*/
char szClassName[ ] = "WindowsApp";
int WINAPI WinMain (HINSTANCE hThisInstance,
HINSTANCE hPrevInstance,
LPSTR lpszArgument,
int nFunsterStil)
{
HWND hwnd;
/* This is the handle for our window */
MSG messages;
/* Here messages to the application are saved */
WNDCLASSEX wincl;
/* Data structure for the windowclass */
/* The Window structure */
wincl.hInstance = hThisInstance;
wincl.lpszClassName = szClassName;
wincl.lpfnWndProc = WindowProcedure;
/* This function is called by windows */
wincl.style = CS_DBLCLKS;
/* Catch double-clicks */
wincl.cbSize = sizeof (WNDCLASSEX);
/* Use default icon and mouse-pointer */
wincl.hIcon = LoadIcon (NULL, IDI_APPLICATION);
wincl.hIconSm = LoadIcon (NULL, IDI_APPLICATION);
wincl.hCursor = LoadCursor (NULL, IDC_ARROW);
wincl.lpszMenuName = NULL;
/* No menu */
wincl.cbClsExtra = 0;
/* No extra bytes after the window class */
wincl.cbWndExtra = 0;
/* structure or the window instance */
/* Use Windows's default color as the background of the window */
wincl.hbrBackground = (HBRUSH) COLOR_BACKGROUND;
/* Register the window class, and if it fails quit the program */
if (!RegisterClassEx (&wincl))
return 0;
/* The class is registered, let's create the program*/
hwnd = CreateWindowEx (
0,
/* Extended possibilites for variation */
szClassName,
/* Classname */
"Windows App",
/* Title Text */
WS_OVERLAPPEDWINDOW, /* default window */
CW_USEDEFAULT,
/* Windows decides the position */
CW_USEDEFAULT,
/* where the window ends up on the screen */
544,
/* The programs width */
375,
/* and height in pixels */
HWND_DESKTOP,
/* The window is a child-window to desktop */
NULL,
/* No menu */
hThisInstance,
/* Program Instance handler */
NULL
/* No Window Creation data */
);
/* Make the window visible on the screen */
ShowWindow (hwnd, nFunsterStil);
/* Run the message loop. It will run until GetMessage() returns 0 */
while (GetMessage (&messages, NULL, 0, 0))
{
/* Translate virtual-key messages into character messages */
TranslateMessage(&messages);
/* Send message to WindowProcedure */
DispatchMessage(&messages);
}
/* The program return-value is 0 - The value that PostQuitMessage() gave */
return messages.wParam;
}
/*
This function is called by the Windows function DispatchMessage()
*/
LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
/* handle the messages */
{
case WM_DESTROY:
PostQuitMessage (0);
/* send a WM_QUIT to the message queue */
break;
default:
/* for messages that we don't deal with */
return DefWindowProc (hwnd, message, wParam, lParam);
}
return 0;
}