editlistctrl.cpp

我们的网管程序的后台软件,主要是网络方面的内容.

/*************************************************
	Copyright (C), 2000-2002, Huayue Co., Ltd.
	File name:  editlistctrl.cpp
	Module:	    主控模块
 	Author:     王华东   
	Version:    1.0   
	Created on : 2002.11.04
	Description:  主控模块界面、单个页面
	Global function List:  
	Modify History: 
			Date:        Author:         Modification:
		1.  
*************************************************/


#include "stdafx.h"
#include "..\nms.h"
#include "EditListCtrl.h"

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

/////////////////////////////////////////////////////////////////////////////
// CEditListCtrl

CEditListCtrl::CEditListCtrl()
{
	bCreate = FALSE;
	nItem  = -1;
	nSubItem = -1;
}

CEditListCtrl::~CEditListCtrl()
{
}


BEGIN_MESSAGE_MAP(CEditListCtrl, CListCtrl)
	//{{AFX_MSG_MAP(CEditListCtrl)
	ON_NOTIFY_REFLECT(NM_DBLCLK, OnDblclk)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEditListCtrl message handlers

void CEditListCtrl::OnDblclk(NMHDR* pNMHDR, LRESULT* pResult) 
{
	LPNMITEMACTIVATE temp = (LPNMITEMACTIVATE) pNMHDR;

	CRect	rect ;

	LVITEM  lvItem;

	char	szItemText[MAX_IP_LEN+1];

	/* Get the row number */
	nItem = temp->iItem;

	/* Get the column number */
	nSubItem = temp->iSubItem;

	if( (nItem < 0)|| (nSubItem <= 0))
	{
		return ;
	}

	/* edit control create? */
	if(!bCreate)
	{
		m_edit.Create(WS_CHILD|ES_AUTOHSCROLL , CRect(0,0,100,100) , this , 1);
		m_edit.SetLimitText(50);
		bCreate = TRUE;
	}

	m_edit.ShowWindow(SW_HIDE);

	Invalidate();

	/* Get Edit SubItem Rect */
	GetSubItemRect(nItem , nSubItem , LVIR_BOUNDS , rect);

	/* Replace SubItem Rect with edit control */
	if(nItem != -1)
	{
		m_edit.MoveWindow(rect);
	}

	m_edit.ShowWindow(SW_SHOW);
	m_edit.SetFocus();

	/* Draw a Rectangle around the SubItem */ 
	::Rectangle(::GetDC(temp->hdr.hwndFrom),rect.left-1,rect.top-2,rect.right+2,rect.bottom+2);

	/* Get DBclick Item */
	memset(&lvItem, 0, sizeof(LVITEM));

	lvItem.mask			 = LVIF_TEXT;
	lvItem.iSubItem		 = nSubItem;
	lvItem.iItem		 = nItem;
	lvItem.pszText		 = szItemText;
	lvItem.cchTextMax	 = MAX_IP_LEN;

	GetItem(&lvItem);

	/* Set Edit Control Text To Old Item Text */
	m_edit.SetWindowText(lvItem.pszText);

	m_edit.SetSel(0 , -1 );

	*pResult = 0;
}

BOOL CEditListCtrl::PreTranslateMessage(MSG* pMsg) 
{
	if(pMsg->message == WM_KEYDOWN) 
	{
		switch((int)pMsg->wParam)
		{
		case VK_RETURN:
			OnEditEnd();
			return TRUE;
		}
	}
	return CListCtrl::PreTranslateMessage(pMsg);
}

void CEditListCtrl::OnEditEnd()
{
	char		szString [51];

	LVITEM		lvItem;

	memset(&lvItem, 0, sizeof(LVITEM));
	memset(&szString, 0, sizeof(szString));

	if((nItem < 0 )|| (nSubItem < 0))
	{
		return ;
	}

	/* Get Edit Text */
	m_edit.GetWindowText(szString , sizeof(szString));

	/* Change Display Item */
	memset(&lvItem, 0, sizeof(LVITEM));

	lvItem.mask		= LVIF_TEXT;
	lvItem.iItem	= nItem;
	lvItem.pszText  = szString;
	lvItem.iSubItem = nSubItem;

	SetItem(&lvItem);

	m_edit.ShowWindow(SW_HIDE);

	nSubItem = -1;
	nItem = -1;

	Invalidate();
}