www.pudn.com > UsefulListView.zip > GFXINCOMBOLIST.CPP

// GfxInComboList.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "CGfxListView.h" 
 
 
#include "GfxInComboList.h" 
#include "GfxInCombo.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CGfxInComboList 
 
CGfxInComboList::CGfxInComboList() 
{ 
	pCombo = NULL; 
	iLastSel = -1; 
} 
 
CGfxInComboList::~CGfxInComboList() 
{ 
} 
 
 
BEGIN_MESSAGE_MAP(CGfxInComboList, CListBox) 
	//{{AFX_MSG_MAP(CGfxInComboList) 
	ON_WM_KILLFOCUS() 
	ON_WM_LBUTTONUP() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CGfxInComboList message handlers 
 
void CGfxInComboList::OnKillFocus(CWnd* pNewWnd)  
{ 
	iLastSel = GetCurSel(); 
	if (iLastSel >= 0) GetText(iLastSel, csLastItem); 
 
	CListBox::OnKillFocus(pNewWnd); 
 
	if (pCombo && ::IsWindow(pCombo->GetSafeHwnd()))  
	{ 
		pCombo->SetFocus(); 
		pCombo->InvalidateButton(); 
	} 
//	PostMessage(WM_CLOSE); 
	DestroyWindow(); 
} 
 
void CGfxInComboList::OnLButtonUp(UINT nFlags, CPoint point)  
{ 
	CListBox::OnLButtonUp(nFlags, point); 
 
	if (pCombo && ::IsWindow(pCombo->GetSafeHwnd()))  
	{ 
		pCombo->SetFocus(); 
		pCombo->InvalidateButton(); 
		if (GetSafeHwnd()) 
		{ 
			int iCurSel = GetCurSel(); 
			if (iCurSel >= 0) 
			{ 
				CString csItem; 
				GetText(iCurSel, csItem); 
				char * ptx = csItem.LockBuffer(); 
				pCombo->SendMessage(WM_USER_SELENDOK, iCurSel, (LPARAM) ptx); 
				csItem.UnlockBuffer(); 
			} 
		} 
		else 
		{ 
			if (iLastSel >= 0) 	 
			{ 
				char * ptx = csLastItem.LockBuffer(); 
				pCombo->SendMessage(WM_USER_SELENDOK, iLastSel, (LPARAM) ptx); 
				csLastItem.UnlockBuffer(); 
			} 
		} 
	} 
 
//	PostMessage(WM_CLOSE); 
	DestroyWindow(); 
} 
 
BOOL CGfxInComboList::PreTranslateMessage(MSG* pMsg)  
{ 
	if (pMsg->message == WM_KEYDOWN) 
	{ 
		if (pMsg->wParam == VK_RETURN) 
		{ 
			pCombo->SetFocus(); 
			pCombo->InvalidateButton(); 
 
			if (GetSafeHwnd()) 
			{ 
				int iCurSel = GetCurSel(); 
				if (iCurSel >= 0) 
				{ 
					CString csItem; 
					GetText(iCurSel, csItem); 
					char * ptx = csItem.LockBuffer(); 
					pCombo->SendMessage(WM_USER_SELENDOK, iCurSel, (LPARAM) ptx); 
					csItem.UnlockBuffer(); 
				} 
			} 
			else 
			{ 
				if (iLastSel >= 0) 
				{ 
					char * ptx = csLastItem.LockBuffer(); 
					pCombo->SendMessage(WM_USER_SELENDOK, iLastSel, (LPARAM) ptx); 
					csLastItem.UnlockBuffer(); 
				} 
			} 
//			PostMessage(WM_CLOSE); 
			DestroyWindow(); 
			return true; 
		} 
		if (pMsg->wParam == VK_ESCAPE) 
		{ 
			pCombo->SetFocus(); 
			pCombo->InvalidateButton(); 
//			PostMessage(WM_CLOSE); 
			DestroyWindow(); 
			return true; 
		} 
	} 
	 
	return CListBox::PreTranslateMessage(pMsg); 
}