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输出文字(二十)

2010-12-30 21:10:02 · 作者: · 浏览: 24527
标签: 输出 文字
SCREEN, 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")
} ;

显示资讯的程式命名为SYSMETS1。SYSMETS1.C的原始码如程式4-2所示。现在大多数程式码看起来都很熟悉。WinMain中的程式码实际上与HELLOWIN中的程式码相同，并且WndProc中的大部分程式码都已经讨论过了。

 程式4-2 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 | C