// YcListCtrl.cpp : implementation file
//

#include "stdafx.h"
#include "ListCtrlEx.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CListCtrlEx

CListCtrlEx::CListCtrlEx()
{
	m_pEdit = NULL;
}

CListCtrlEx::~CListCtrlEx()
{
	delete m_pEdit;
}


BEGIN_MESSAGE_MAP(CListCtrlEx, CListCtrl)
	//{{AFX_MSG_MAP(CListCtrlEx)
	ON_WM_LBUTTONDBLCLK()
	ON_EN_KILLFOCUS(IDC_EDIT_CTRL, OnEnKillFocus)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CListCtrlEx message handlers

void CListCtrlEx::OnLButtonDblClk(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	
	CListCtrl::OnLButtonDblClk(nFlags, point);
	LVHITTESTINFO hti = {0};
	hti.pt = point;
	if( SubItemHitTest( &hti ) == -1 ) return;
	
	int iItem = hti.iItem;
	int iSubItem = hti.iSubItem;
	if( iItem == -1 || iSubItem == -1 ) return;
	CRect rect;
	GetSubItemRect( iItem, iSubItem, LVIR_LABEL, rect );
	ClientToScreen( rect );
	CPoint pt( rect.right, rect.bottom );
	CRect rc;
	GetWindowRect( rc );
	if( !rc.PtInRect( pt ) ) SendMessage( WM_VSCROLL, SB_LINEDOWN, 0 );
	pt.x = rect.left;
	pt.y = rect.top;
	if( !rc.PtInRect( pt ) ) SendMessage( WM_VSCROLL, SB_LINEUP, 0 );
	m_iRow = iItem;
	m_iCol = iSubItem;
	switch( m_iCol ) {
	case 2:	OnShowEditCtrl();	break;
	default:	break;
	}
}

void CListCtrlEx::OnShowEditCtrl( void )
{
	if( m_iRow >= GetItemCount() ) return;
	if( GetItemData( m_iRow ) & 1 ) {
		if( m_pEdit ) m_pEdit->ShowWindow( SW_HIDE );
		return;
	}

	CRect rect;
	GetSubItemRect( m_iRow, m_iCol, LVIR_LABEL, rect );
	rect.top;
	if( m_pEdit == NULL ) {
		m_pEdit = new CEdit;
		m_pEdit->Create( WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS |
			WS_TABSTOP | WS_BORDER | ES_LEFT | ES_AUTOHSCROLL,
			rect, this, IDC_EDIT_CTRL );
		m_pEdit->SetFont( GetFont() );
		m_pEdit->ShowWindow( SW_SHOW );
	}
	else {
		m_pEdit->SetWindowPos( NULL, rect.left, rect.top, rect.Width(), rect.Height(), SWP_SHOWWINDOW );
	}

	TCHAR szItem[256] = {0};
	LVITEM item;
	item.mask = LVIF_TEXT;
	item.iItem = m_iRow;
	item.iSubItem = m_iCol;
	item.cchTextMax = ARRSIZE( szItem );
	item.pszText = szItem;
	GetItem( &item );
	m_pEdit->SetWindowText( szItem );
	m_pEdit->SetSel( 0, -1 );
	m_pEdit->SetFocus();
	m_pEdit->BringWindowToTop();	
}

void CListCtrlEx::OnEnKillFocus()
{
	if( m_iRow != -1 && m_iCol != -1 ) {
		if( m_pEdit && m_pEdit->IsWindowVisible() ) {
			CString strItem;
			m_pEdit->GetWindowText( strItem );
			strItem.TrimLeft();
			strItem.TrimRight();
			SetItemText( m_iRow, m_iCol, strItem );
		}
	}
	if( m_pEdit ) m_pEdit->ShowWindow( SW_HIDE );
}