inputlanguage.cpp

一个农用车辆管理系统的雏形

#include "StdAfx.h"
#include ".\inputlanguage.h"

CInputLanguage::CInputLanguage(void)
: ime_x(0)
{
	m_pILHead = NULL;
	LoadInputLanguage();
}

CInputLanguage::~CInputLanguage(void)
{
	Clear();
}

BOOL CInputLanguage::LoadInputLanguage()
{
	HKEY hKey,hKey1;
	DWORD cp=16;
	char lp[15];
	CString szID;
	CString szKeyName,szKeyName1;
	szKeyName = "Keyboard Layout\\Preload";
	szKeyName1 = "System\\CurrentControlSet\\Control\\Keyboard Layouts\\";
	int i=1;
	szID.Format("%d",i);
	DWORD lpT=REG_SZ;
	if(::RegOpenKey(HKEY_CURRENT_USER,szKeyName,&hKey)==ERROR_SUCCESS )
	{ 
		while( ::RegQueryValueEx(hKey,szID,NULL,&lpT,(LPBYTE)lp,&cp) == ERROR_SUCCESS )
		{ 
			CString szTempName;
			szTempName = szKeyName1 + (LPCTSTR)(LPTSTR)lp;
			if(RegOpenKey(HKEY_LOCAL_MACHINE,szTempName,&hKey1)==ERROR_SUCCESS )
			{
				char lpD[100];
				DWORD lpS=100; //DataSize
				if(RegQueryValueEx(hKey1,"Layout text",NULL,&lpT,(LPBYTE)lpD,&lpS)==ERROR_SUCCESS)
				{
					IL* p1,*p2;
					p1 = m_pILHead;
					p2 = new(IL);
					strcpy(p2->ilID,lp);
					strcpy(p2->szName,lpD);
					ime_x++;
					p2->pNext = NULL;
					if( p1 )
					{
						while( p1->pNext )
							p1 = p1->pNext ; 
						p1->pNext = p2;
					}
					else
						m_pILHead = p2;
				}
			}
			::RegCloseKey(hKey1);
			i++;
			szID.Format("%d",i); 
		} 
	}
	::RegCloseKey(hKey);
	return (m_pILHead != NULL );
}

BOOL CInputLanguage::SelectInputLanguage(IL *pIL)
{
	if( !pIL )
		return FALSE;
	HKL hkl;
	hkl=LoadKeyboardLayout(pIL->ilID,KLF_ACTIVATE);//装载输入法
	if(hkl==NULL)
		return FALSE;
	else
		ActivateKeyboardLayout(hkl,KLF_SETFORPROCESS);//激活输入法
	return TRUE;
}

void CInputLanguage::Clear()
{
	IL* p1,*p2;
	p1 = m_pILHead;
	while( p1 )
	{
		p2 = p1;
		p1 = p1->pNext;
		delete(p2);
	}
	m_pILHead = NULL;
}