www.pudn.com > superlistctrl.rar > ComboInListView.cpp

// ComboInListView.cpp : implementation file 
// 
 
// The code contained in this file is based on the original 
// CInPlaceList from http://www.codeguru.com/listview 
 
 
#include "stdafx.h" 
#include "SuperGrid.h" 
#include "ComboInListView.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CComboInListView 
CComboInListView::CComboInListView(int iItem, int iSubItem, CStringList *plstItems) 
{	 
	m_iItem = iItem; 
	m_iSubItem = iSubItem; 
	m_lstItems.AddTail(plstItems); 
	m_bVK_ESCAPE = 0; 
} 
 
CComboInListView::~CComboInListView() 
{ 
} 
 
BEGIN_MESSAGE_MAP(CComboInListView, CComboBox)	 
//{{AFX_MSG_MAP(CComboInListView) 
	ON_WM_CREATE() 
	ON_WM_KILLFOCUS() 
	ON_WM_CHAR() 
	ON_WM_NCDESTROY() 
	ON_CONTROL_REFLECT(CBN_CLOSEUP, OnCloseup) 
	ON_WM_SIZE() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
//  
 
 
int CComboInListView::OnCreate(LPCREATESTRUCT lpCreateStruct)  
{ 
	if (CComboBox::OnCreate(lpCreateStruct) == -1)		 
		return -1;	 
	CFont* font = GetParent()->GetFont();	 
	SetFont(font); 
	//add the items from CStringlist 
	POSITION pos = m_lstItems.GetHeadPosition(); 
	while(pos != NULL) 
		AddString((LPCTSTR)(m_lstItems.GetNext(pos)));	 
	SetFocus();	 
	return 0; 
} 
 
BOOL CComboInListView::PreTranslateMessage(MSG* pMsg)  
{ 
	if( pMsg->message == WM_KEYDOWN )	 
	{		 
		if(pMsg->wParam == VK_RETURN || pMsg->wParam == VK_ESCAPE)	 
		{ 
			::TranslateMessage(pMsg); 
			::DispatchMessage(pMsg);			 
			return 1; 
		}	 
	}	 
	return CComboBox::PreTranslateMessage(pMsg); 
} 
 
 
void CComboInListView::OnKillFocus(CWnd* pNewWnd)  
{	 
	int nIndex = GetCurSel(); 
 
	CComboBox::OnKillFocus(pNewWnd); 
 
	CString str;	 
	GetWindowText(str); 
	// Send Notification to parent of ListView ctrl	 
	LV_DISPINFO lvDispinfo; 
	lvDispinfo.hdr.hwndFrom = GetParent()->m_hWnd; 
	lvDispinfo.hdr.idFrom = GetDlgCtrlID();//that's us 
	lvDispinfo.hdr.code = LVN_ENDLABELEDIT; 
	lvDispinfo.item.mask = LVIF_TEXT | LVIF_PARAM;	 
	lvDispinfo.item.iItem = m_iItem; 
	lvDispinfo.item.iSubItem = m_iSubItem; 
	lvDispinfo.item.pszText = m_bVK_ESCAPE ? NULL : LPTSTR((LPCTSTR)str); 
	lvDispinfo.item.cchTextMax = str.GetLength(); 
	lvDispinfo.item.lParam = GetItemData(GetCurSel()); 
	if(nIndex!=CB_ERR) 
		GetParent()->GetParent()->SendMessage(WM_NOTIFY, GetParent()->GetDlgCtrlID(), (LPARAM)&lvDispinfo); 
	PostMessage(WM_CLOSE); 
	 
} 
 
//need to catch the VK_ESCAPE for the notification msg 
void CComboInListView::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags)  
{ 
	if(nChar == VK_ESCAPE || nChar == VK_RETURN)	 
	{		 
		if( nChar == VK_ESCAPE) 
			m_bVK_ESCAPE = 1; 
		GetParent()->SetFocus();		 
		return;	 
	}	 
	CComboBox::OnChar(nChar, nRepCnt, nFlags); 
} 
 
//doing this hence we are "modaless" and need to clean up me self 
void CComboInListView::OnNcDestroy()  
{ 
	CComboBox::OnNcDestroy();		 
	delete this; 
} 
 
void CComboInListView::OnCloseup()  
{ 
	GetParent()->SetFocus(); 
} 
 
void CComboInListView::OnSize(UINT nType, int cx, int cy)  
{ 
	CComboBox::OnSize(nType, cx, cy); 
}