输入法编程

开发平台：

Visual C++

myWinAttrib.cpp：源码内容

							
#include "stdafx.h"
#include "windows.h"
#include "myWinAttrib.h"
//判断系统是否NT
BOOL myWinAttrib:: MyIsWinNT() 
{
  BOOL  ret ;
   OSVERSIONINFO osvi;
   osvi.dwOSVersionInfoSize = 148;
   GetVersionEx(&osvi);
  if(osvi.dwPlatformId == VER_PLATFORM_WIN32_NT)
	  ret= 1;
  else
      ret= 0;
  return ret;
}
myWinAttrib::myWinAttrib()
{
	hUser32 = GetModuleHandle("user32.dll"); 
	isset=1;
	SetLayeredWindowAttributes = (lpfnSetLayeredWindowAttributes)GetProcAddress(hUser32,"SetLayeredWindowAttributes"); 
} 
myWinAttrib::~myWinAttrib()
{
	FreeLibrary(hUser32);//卸载TranChiDll.dll文件；
} 
int myWinAttrib::mySetWindow(HWND hWnd, long crKey, BYTE bAlpha, DWORD dwFlags)
{	
	if(isset==1 && MyIsWinNT())
	{
		SetWindowLong(hWnd, GWL_EXSTYLE, GetWindowLong(hWnd, GWL_EXSTYLE)|WS_EX_LAYERED);
		//SetWindowLong(hWnd, GWL_EXSTYLE, WS_EX_LAYERED);
		//LWA_ALPHA|LWA_COLORKEY可以使两种特殊效果同时生效，
		SetLayeredWindowAttributes(hWnd, crKey , bAlpha, dwFlags);
		isset=1;
	}
	return 0;
}

						