winmain.cpp

编程 有趣的代码 可供初学者参考使用

#include <windows.h>
#include <stdlib.h>
#include <string.h>


#define FLASE 0
#define TRUE 1

LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);
BOOL InitWindowsClass(HINSTANCE hInstance);
BOOL InitWindowsClass(HINSTANCE hInstance,int nCmdShow);

int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nCmdShow)
{ 
	MSG Message;
	if(!InitWindowsClass(hInstance))
		return FLASE;
	if(!InitWindowsClass(hInstance,nCmdShow))
		return FLASE;
	while(GetMessage(&Message,0,0,0))
	{
		TranslateMessage(&Message);
		DispatchMessage(&Message);
	}
	return Message.wParam;
}

LRESULT CALLBACK WndProc(HWND hWnd,UINT iMessage,UINT wParam,LONG lParam)
{
	static long nXChar,nYChar,nCaps;
	HDC hDC;
	TEXTMETRIC tm;
	HFONT hF_black,hF_big;
	short LnCount = 6;
	char lpsz_1[] = "只要青春还在";
	char lpsz_2[] = "我就不会悲哀";
	char lpsz_3[] = "纵使黑夜吞噬了一切";
	char lpsz_4[] = "太阳还可以重新回来";
	char lpsz_5[] = "只要生命还在";
	char lpsz_6[] = "我就不会悲哀";
	//char lpsz_7[] = "纵使陷身茫茫沙漠里";
	int X = 0,Y = 0;
	SIZE size;
	PAINTSTRUCT PtStr;
	switch(iMessage)
	{
	
	case WM_PAINT:
		hDC = BeginPaint(hWnd,&PtStr);
		SetTextColor(hDC,RGB(255,0,0));
		GetTextMetrics(hDC,&tm);
		TextOut(hDC,X,Y,lpsz_1,strlen(lpsz_1));
		Y = Y + tm.tmHeight + tm.tmExternalLeading;
		hF_black = CreateFont
				   (
					18,
					0,
					0,
					0,
					FW_SEMIBOLD,
					0,
					0,
					0,
					GB2312_CHARSET,
					OUT_DEFAULT_PRECIS,
					CLIP_DEFAULT_PRECIS,
					DEFAULT_QUALITY,
					DEFAULT_PITCH|FF_DONTCARE,
					"中体字"
					);
		SetTextColor(hDC,RGB(0,255,0));
		SelectObject(hDC,hF_black);
		GetTextMetrics(hDC,&tm);
		TextOut(hDC,X,Y,lpsz_2,strlen(lpsz_2));
		Y = Y + tm.tmHeight + tm.tmExternalLeading;
		GetTextExtentPoint32(hDC,lpsz_2,strlen(lpsz_2),&size);
		SetTextColor(hDC,RGB(0,0,255));
		TextOut(hDC,X,Y,lpsz_3,strlen(lpsz_3));
		Y = Y + tm.tmHeight + tm.tmExternalLeading;
		hF_big = CreateFont
				   (
					30,
					0,
					0,
					0,
					FW_SEMIBOLD,
					1,
					1,
					0,
					GB2312_CHARSET,
					OUT_DEFAULT_PRECIS,
					CLIP_DEFAULT_PRECIS,
					DEFAULT_QUALITY,
					DEFAULT_PITCH|FF_DONTCARE,
					"大号字"
					);
		SetTextColor(hDC,RGB(200,255,200));
		SelectObject(hDC,hF_big);
		Y = Y + tm.tmHeight + tm.tmExternalLeading;
		TextOut(hDC,X,Y,lpsz_4,strlen(lpsz_4));
		Y = Y + tm.tmHeight +10* tm.tmExternalLeading;
	    SetTextColor(hDC,RGB(100,100,100));
		TextOut(hDC,X,Y,lpsz_5,strlen(lpsz_5));
		GetTextExtentPoint32(hDC,lpsz_5,strlen(lpsz_5),&size);
		X = X + size.cx;
		TextOut(hDC,X+5,Y,lpsz_6,strlen(lpsz_6));
 		EndPaint(hWnd,&PtStr);
		DeleteObject(hF_black);
		DeleteObject(hF_big);
		break;
	case WM_DESTROY:
		PostQuitMessage(0);
		break;
	default:
		return(DefWindowProc(hWnd,iMessage,wParam,lParam));
	}
	return 0;
}

BOOL InitWindowsClass(HINSTANCE hInstance,int nCmdShow)
{
	HWND hWnd;
	hWnd = CreateWindow("Example the Text output",
						"文本输出",
						WS_OVERLAPPEDWINDOW,
						CW_USEDEFAULT,
						0,
						CW_USEDEFAULT,
						0,
						NULL,
						NULL,
						hInstance,
						NULL);
	if(!hWnd)
		return FALSE;
	ShowWindow(hWnd,nCmdShow);
	UpdateWindow(hWnd);
	return TRUE;

}

BOOL InitWindowsClass(HINSTANCE hInstance)
{
	WNDCLASS WndClass;
	WndClass.cbClsExtra = 0;
	WndClass.cbWndExtra = 0;
	WndClass.hbrBackground = (HBRUSH)(GetStockObject(WHITE_BRUSH));
	WndClass.hCursor = LoadCursor(NULL,IDC_ARROW);
	WndClass.hIcon = LoadIcon(NULL,"END");
	WndClass.hInstance = hInstance;
	WndClass.lpfnWndProc = WndProc;
	WndClass.lpszClassName = "Example the Text output";
	WndClass.lpszMenuName = NULL;
	WndClass.style = CS_HREDRAW|CS_VREDRAW;
	return RegisterClass(&WndClass);
}