这段代码错在哪里?怎样修改才能顺利通过?附代码,和错误提示.

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这段代码错在哪里?怎样修改才能顺利通过?附代码,和错误提示.

SYSMETS.H
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/*

SYSMETS.H -- System metrics display structure

*/



#define NUMLINES ((int)(sizeof sysmetrics / sizeof sysmetrics[0]))



struct

{

	int Index;

	TCHAR *szLabel;

	TCHAR *szDesc;

}



sysmetrics[] =

{

	SM_CXSCREEN,TEXT("SM_CXSCREEN"),

		TEXT("Screen width in pixels"),

	SM_CYSCREEN,TEXT("SM_CYSCREEN"),

		TEXT("Screen height in pixels"),

	SM_CXVSCROLL,TEXT("SM_CXVSCROLL"),

		TEXT("Vertical scroll width"),

	SM_CYHSCROLL,TEXT("SM_CYHSCROLL"),

		TEXT("Horizontal scroll height"),

	SM_CYCAPTION,TEXT("SM_CYCAPTION"),

		TEXT("Caption bar height"),

	SM_CXBORDER,TEXT("SM_CXBORDER"),

		TEXT("Window border width"),

	SM_CYBORDER,TEXT("SM_CYBORDER"),

		TEXT("Window border height"),

	SM_CXFIXEDFRAME,TEXT("SM_CXFIXEDFRAME"),

		TEXT("Dialog window frame width"),

	SM_CYFIXEDFRAME,TEXT("SM_CYFIXEDFRAME"),

		TEXT("Dialog window frame height"),

	SM_CYVTHUMB,TEXT("SM_CYVTHUMB"),

		TEXT("Vertical scroll thumb height"),

	SM_CXHTHUMB,TEXT("SM_CXHTHUMB"),

		TEXT("Horizontal scroll thumb width"),

	SM_CXICON,TEXT("SM_CXICON"),

		TEXT("Icon width"),

	SM_CYICON,TEXT("SM_CYICON"),

		TEXT("Icon height"),

	SM_CXCURSOR,TEXT("SM_CXCURSOR"),

		TEXT("Cursor width"),

	SM_CYCURSOR,TEXT("SM_CYCURSOR"),

		TEXT("Cursor height"),

	SM_CYMENU,TEXT("SM_CYMENU"),

		TEXT("Menu bar height"),

	SM_CXFULLSCREEN,TEXT("SM_CXFULLSCREEN"),

		TEXT("Full screen client area width"),

	SM_CYFULLSCREEN,TEXT("SM_CYFULLSCREEN"),

		TEXT("Full screen client area height"),

	SM_CYKANJIWINDOW,TEXT("SM_CYKANJIWINDOW"),

		TEXT("Kanji window height"),

	SM_MOUSEPRESENT,TEXT("SM_MOUSEPRESENT"),

		TEXT("Mouse present flag"),

	SM_CYVSCROLL,TEXT("SM_CYVSCROLL"),

		TEXT("Vertical scroll arrow height"),

	SM_CXHSCROLL,TEXT("SM_CXHSCROLL"),

		TEXT("Horizontal scroll arrow width"),

	SM_DEBUG,TEXT("SM_DEBUG"),

		TEXT("Debug version flag"),

	SM_SWAPBUTTON,TEXT("SM_SWAPBUTTON"),

		TEXT("Mouse buttons swapped flag"),

	SM_CXMIN,TEXT("SM_CXMIN"),

		TEXT("Minimum window width"),

	SM_CYMIN,TEXT("SM_CYMIN"),

		TEXT("Minimum window height"),

	SM_CXSIZE,TEXT("SM_CXSIZE"),

		TEXT("Min/Max/Close button width"),

	SM_CYSIZE,TEXT("SM_CYSIZE"),

		TEXT("Min/Max/Close button height"),

	SM_CXSIZEFRAME,TEXT("SM_CXSIZEFRAME"),

		TEXT("Window sizing frame width"),

	SM_CYSIZEFRAME,TEXT("SM_CYSIZEFRAME"),

		TEXT("Window sizing frame height"),

	SM_CXMINTRACK,TEXT("SM_CXMINTRACK"),

		TEXT("Minimum window tracking width"),

	SM_CYMINTRACK,TEXT("SM_CYMINTRACK"),

		TEXT("Minimum window tracking height"),

	SM_CXDOUBLECLK,TEXT("SM_CXDOUBLECLK"),

		TEXT("Double click x tolerance"),

	SM_CYDOUBLECLK,TEXT("SM_CYDOUBLECLK"),

		TEXT("Double click y tolerance"),

	SM_CXICONSPACING,TEXT("SM_CXICONSPACING"),

		TEXT("Horizontal icon spacing"),

	SM_CYICONSPACING,TEXT("SM_CYICONSPACING"),

		TEXT("Vertical icon spacing"),

	SM_MENUDROPALIGNMENT,TEXT("SM_MENUDROPALIGNMENT"),

		TEXT("Left or right menu drop"),

	SM_PENWINDOWS,TEXT("SM_PENWINDOWS"),

		TEXT("Pen extensions installed"),

	SM_DBCSENABLED,TEXT("SM_DBCSENABLED"),

		TEXT("Double-Byte Char Set enabled"),

	SM_CMOUSEBUTTONS,TEXT("SM_CMOUSEBUTTONS"),

		TEXT("Number of mouse buttons"),

	SM_SECURE,TEXT("SM_SECURE"),

		TEXT("Security present flag"),

	SM_CXEDGE,TEXT("SM_CXEDGE"),

		TEXT("3-D border width"),

	SM_CYEDGE,TEXT("SM_CYEDGE"),

		TEXT("3_D border height"),

	SM_CXMINSPACING,TEXT("SM_CXMINSPACING"),

		TEXT("Minimized window spacing width"),

	SM_CYMINSPACING,TEXT("SM_CYMINSPACING"),

		TEXT("Minimized window spacing height"),

	SM_CXSMICON,TEXT("SM_CXSMICON"),

		TEXT("Small icon width"),

	SM_CYSMICON,TEXT("SM_CYSMICON"),

		TEXT("Small icon height"),

	SM_CYSMCAPTION,TEXT("SM_CYSMCAPTION"),

		TEXT("Small caption height"),

	SM_CXSMSIZE,TEXT("SM_CXSMSIZE"),

		TEXT("Small caption button width"),

	SM_CYSMSIZE,TEXT("SM_CYSMSIZE"),

		TEXT("Small caption button height"),

	SM_CXMENUSIZE,TEXT("SM_CXMENUSIZE"),

		TEXT("Menu bar button width"),

	SM_CYMENUSIZE,TEXT("SM_CYMENUSIZE"),

		TEXT("Menu bar button height"),

	SM_ARRANGE,TEXT("SM_ARRANGE"),

		TEXT("How minimized windows arranged"),

	SM_CXMINIMIZED,TEXT("SM_CXMINIMIZED"),

		TEXT("Minimized window width"),

	SM_CYMINIMIZED,TEXT("SM_CYMINIMIZED"),

		TEXT("Minimized window height"),

	SM_CXMAXTRACK,TEXT("SM_CXMAXTRACK"),

		TEXT("Maximum draggable width"),

	SM_CYMAXTRACK,TEXT("SM_CYMAXTRACK"),

		TEXT("Maximum draggable height"),

	SM_CXMAXIMIZED,TEXT("SM_CXMAXIMIZED"),

		TEXT("Width of maximized window"),

	SM_CYMAXIMIZED,TEXT("SM_CYMAXIMIZED"),

		TEXT("Height of maximized window"),

	SM_NETWORK,TEXT("SM_NETWORK"),

		TEXT("Network present flag"),

	SM_CLEANBOOT,TEXT("SM_CLEANBOOT"),

		TEXT("How system was booted"),

	SM_CXDRAG,TEXT("SM_CXDRAG"),

		TEXT("Avoid drag x tolerance"),

	SM_CYDRAG,TEXT("SM_CYDRAG"),

		TEXT("Avoid drag y tolerance"),

	SM_SHOWSOUNDS,TEXT("SM_SHOWSOUNDS"),

		TEXT("Present sounds visually"),

	SM_CXMENUCHECK,TEXT("SM_CXMENUCHECK"),

		TEXT("Menu check-mark width"),

	SM_CYMENUCHECK,TEXT("SM_CYMENUCHECK"),

		TEXT("Menu check-mark height"),

	SM_SLOWMACHINE,TEXT("SM_SLOWMACHINE"),

		TEXT("Slow processor flag"),

	SM_MIDEASTENABLED,TEXT("SM_MIDEASTENABLED"),

		TEXT("Hebrew and Arabic enabled flag"),

	SM_MOUSEWHEELPRESENT,TEXT("SM_MOUSEWHEELPRESENT"),

		TEXT("Mouse wheel present flag"),

	SM_XVIRTUALSCREEN,TEXT("SM_XVIRTUALSCREEN"),

		TEXT("Virtual screen x origin"),

	SM_YVIRTUALSCREEN,TEXT("SM_YVIRTUALSCREEN"),

		TEXT("Virtual screen y origin"),

	SM_CXVIRTUALSCREEN,TEXT("SM_CXVIRTUALSCREEN"),

		TEXT("Virtual screen width"),

	SM_CYVIRTUALSCREEN,TEXT("SM_CYVIRTUALSCREEN"),

		TEXT("Virtual screen height"),

	SM_CMONITORS,TEXT("SM_CMONITORS"),

		TEXT("Number of monitors"),

	SM_SAMEDISPLAYFORMAT,TEXT("SM_SAMEDISPLAYFORMAT"),

		TEXT("Same color format flag")

}

-------
SYSMETS1.C
-------



/*

SYSMETS1.C -- System Metrics Display Program No.1

	(c) Charles Petzold,1998

*/



#include <windows.h>

#include "SYSMETS.H"



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



int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,PSTR szCmdLine,int iCmdShow)

{

	static TCHAR szAppName[] = TEXT("SysMets1");

	HWND hwnd;

	MSG msg;

	WNDCLASS wndclass;

	wndclass.style = CS_HREDRAW|CS_VREDRAW;

	wndclass.lpfnWndProc = WndProc;

	wndclass.cbClsExtra = 0;

	wndclass.cbWndExtra = 0;

	wndclass.hInstance = hInstance;

	wndclass.hIcon = LoadIcon(NULL,IDI_APPLICATION);

	wndclass.hCursor = LoadCursor(NULL,IDC_ARROW);

	wndclass.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);

	wndclass.lpszMenuName = NULL;

	wndclass.lpszClassName = szAppName;



	if(!RegisterClass(&wndclass))

	{

		MessageBox(NULL,TEXT("This program requires Windows NT!"),szAppName,MB_ICONERROR);



		return 0;

	}



	hwnd = CreateWindow(szAppName,TEXT("Get System Metrics No.1"),

			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 msg.wParam;

}



LRESULT CALLBACK WndProc(HWND hwnd,UINT message,WPARAM wParam,LPARAM lParam)

{

	static int cxChar,cxCaps,cyChar;

	HDC hdc;

	int i;

	PAINTSTRUCT ps;

	TCHAR szBuffer[10];

	TEXTMETRIC tm;

	switch(message)

	{

		case WM_CREATE:

			hdc = GetDC(hwnd);

			GetTextMetrics(hdc,&tm);

			cxChar = tm.tmAveCharWidth;

			cxCaps = (tm.tmPitchAndFamily&1?3:2)*cxChar/2;

			cyChar = tm.tmHeight + tm.tmExternalLeading;



			ReleaseDC(hwnd,hdc);

			return 0;



		case WM_PAINT:

			hdc = BeginPaint(hwnd,&ps);



			for(i=0;i<NUMLINES;i++)

			{

				TextOut(hdc,0,cyChar*i,sysmetrics[i].szLabel,lstrlen(sysmetrics[i].szLabel));

				TextOut(hdc,22*cxCaps,cyChar*i,sysmetrics[i].szDesc,lstrlen(sysmetrics[i].szDesc));



				SetTextAlign(hdc,TA_RIGHT|TA_TOP);

				TextOut(hdc,22*cxCaps+40*cxChar,cyChar*i,szBuffer,wsprintf(szBuffer,TEXT("%5d"),GetSystemMetrics(sysmetrics[i].iIndex)));

				SetTextAlign(hdc,TA_LEFT|TA_TOP);

			}

			EndPaint(hwnd,&ps);

			return 0;



		case WM_DESTROY:

			PostQuitMessage(0);



			return 0;

	}



	return DefWindowProc(hwnd,message,wParam,lParam);

}

-------
错误提示:
-------

Deleting intermediate files and output files for project 'SYSMETS1 - Win32 Debug'.
--------------------Configuration: SYSMETS1 - Win32 Debug--------------------
Compiling...
SYSMETS1.CPP
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets.h(152) : error C2065: 'SM_MOUSEWHEELPRESENT' : undeclared identifier
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets.h(154) : error C2065: 'SM_XVIRTUALSCREEN' : undeclared identifier
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets.h(156) : error C2065: 'SM_YVIRTUALSCREEN' : undeclared identifier
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets.h(158) : error C2065: 'SM_CXVIRTUALSCREEN' : undeclared identifier
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets.h(160) : error C2065: 'SM_CYVIRTUALSCREEN' : undeclared identifier
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets.h(162) : error C2065: 'SM_CMONITORS' : undeclared identifier
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets.h(164) : error C2065: 'SM_SAMEDISPLAYFORMAT' : undeclared identifier
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets1.cpp(9) : error C2143: syntax error : missing ';' before 'PCH creation point'
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets1.cpp(79) : error C2039: 'iIndex' : is not a member of '__unnamed'
c:\program files\microsoft visual studio\myprojects\sysmets1\sysmets.h(8) : see declaration of '__unnamed'
Error executing cl.exe.

SYSMETS1.exe - 9 error(s), 0 warning(s)

-------
编译环境为 VC++ 6.0
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