inplaceedit.cpp

一个长度信息管理系统。主要包含了界面编程和对文件操作。

#include "stdafx.h"

#include "InPlaceEdit.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

#define CTRL_C	0x3
#define CTRL_V	0x16
#define CTRL_X	0x18

/////////////////////////////////////////////////////////////////////////////
// CInPlaceEdit

CInPlaceEdit* CInPlaceEdit::m_pInPlaceEdit = NULL;  

CInPlaceEdit::CInPlaceEdit()
{
	m_iRowIndex= -1;
	m_iColumnIndex = -1;
	m_bESC = FALSE;
	n_select=-1;
	m_strValidChars.Empty();
}

CInPlaceEdit::~CInPlaceEdit()
{
}

BEGIN_MESSAGE_MAP(CInPlaceEdit, CEdit)
	//{{AFX_MSG_MAP(CInPlaceEdit)
	ON_WM_KILLFOCUS()
	ON_WM_CHAR()	
	ON_WM_CREATE()
	ON_WM_MOUSEMOVE()
	//}}AFX_MSG_MAP
//	ON_MESSAGE(WM_PASTE, OnPaste)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CInPlaceEdit message handlers
/*
void CInPlaceEdit::OnPaste(WPARAM , LPARAM )
{
	if (m_strValidChars.IsEmpty())
	{
		return;	
	}

    CString strFromClipboard;

	// get the text from clipboard
	if(OpenClipboard()) {
		HANDLE l_hData = GetClipboardData(CF_TEXT);
		if(NULL == l_hData) {
			return;
		}
		
		char *l_pBuffer = (char*)GlobalLock(l_hData);
		if(NULL != l_pBuffer) {
			strFromClipboard = l_pBuffer;
		}

		GlobalUnlock(l_hData);
		CloseClipboard();
	}

	// Validate the characters before pasting 
	for(int iCounter_ = 0; iCounter_ < strFromClipboard.GetLength(); iCounter_++)
	{
		if (-1 == m_strValidChars.Find(strFromClipboard.GetAt(iCounter_)))
		{
			return;
		}
	}
		
	//let the individual control handle other processing
	CEdit::Default();	
}
*/
void CInPlaceEdit::OnMouseMove(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	//为工具条设置响应
	RelayEvent(WM_MOUSEMOVE,(WPARAM)nFlags,MAKELPARAM(LOWORD(point.x),LOWORD(point.y)));
	CEdit::OnMouseMove(nFlags, point);
}

void CInPlaceEdit::OnKillFocus(CWnd* pNewWnd) 
{
	CEdit::OnKillFocus(pNewWnd);
	
	// TODO: Add your message handler code here
	if(n_select==1)
	{
		CString str;
		GetWindowText(str);	
		
		if(str.Find('.')==0)
		{
			CString strValue;
			strValue.Format("0%s", str);			
			str = strValue;
			SetWindowText(str);	
		}

		int n=str.ReverseFind('.');
		int n_end=str.Find('.');
		int m=str.GetLength();
		m--;
		
		if(n==m||n!=n_end)
		{
			AfxMessageBox("输入有误!请重新输入!");
		}
	}
	// Get the text in the edit ctrl
	else  if(n_select==-1)
	{
		CString strEdit;
		GetWindowText(strEdit);
		
		// Send Notification to parent of edit ctrl
		LV_DISPINFO dispinfo;
		dispinfo.hdr.hwndFrom = GetParent()->m_hWnd;
		dispinfo.hdr.idFrom = GetDlgCtrlID();
		dispinfo.hdr.code = LVN_ENDLABELEDIT;
		
		dispinfo.item.mask = LVIF_TEXT;
		dispinfo.item.iItem = m_iRowIndex;
		dispinfo.item.iSubItem = m_iColumnIndex;
		dispinfo.item.pszText = m_bESC ? LPTSTR((LPCTSTR)m_strWindowText) : LPTSTR((LPCTSTR)strEdit);
		dispinfo.item.cchTextMax = m_bESC ? m_strWindowText.GetLength() : strEdit.GetLength();
		
		GetParent()->SendMessage(WM_NOTIFY, GetParent()->GetDlgCtrlID(), (LPARAM)&dispinfo);
		
//		PostMessage(WM_CLOSE);
		SendMessage(WM_CLOSE);
	}

}

void CInPlaceEdit::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default

 	if ((m_strValidChars.IsEmpty()) || ((-1 != m_strValidChars.Find(static_cast<TCHAR> (nChar))) || 
		(nChar == VK_BACK) || (nChar == CTRL_C) || (nChar == CTRL_V) || (nChar == CTRL_X)))
	{
		CEdit::OnChar(nChar, nRepCnt, nFlags);
	}
	else
	{
		MessageBeep(MB_ICONEXCLAMATION);
		return;
	}
}

BOOL CInPlaceEdit::PreTranslateMessage(MSG* pMsg) 
{
	// TODO: Add your specialized code here and/or call the base class
	if (WM_KEYDOWN == pMsg->message && (VK_ESCAPE == pMsg->wParam || VK_RETURN == pMsg->wParam))
	{
		if (VK_ESCAPE == pMsg->wParam)
		{
			m_bESC = TRUE;
		}

		GetParent()->SetFocus();
		return TRUE;
	}

	return CEdit::PreTranslateMessage(pMsg);
}

int CInPlaceEdit::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CEdit::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	// TODO: Add your specialized creation code here
	// Set the proper font
	CFont* pFont = GetParent()->GetFont();
	SetFont(pFont);

	ShowWindow(SW_SHOW);
	SetWindowText(m_strWindowText);
	SetSel(0, -1);
	SetFocus();
	
	  
	return 0;
}

CInPlaceEdit* CInPlaceEdit::GetInstance()
{
	if(m_pInPlaceEdit == NULL)
	{
		m_pInPlaceEdit = new CInPlaceEdit;
	}
	return m_pInPlaceEdit;
}

void CInPlaceEdit::DeleteInstance()
{
	delete m_pInPlaceEdit;
	m_pInPlaceEdit = NULL;
}

BOOL CInPlaceEdit::ShowEditCtrl(DWORD dwStyle, const RECT &rCellRect, CWnd* pParentWnd, 
								UINT uiResourceID, int iRowIndex, int iColumnIndex,
								CString& strValidChars, CString& rstrCurSelection)
{
	m_iRowIndex = iRowIndex;
	m_iColumnIndex = iColumnIndex;
	m_strValidChars = strValidChars;
	m_strWindowText = rstrCurSelection;
	m_bESC = FALSE;
    if(m_pInPlaceEdit->m_hWnd!=NULL)
	{
		m_pInPlaceEdit->m_hWnd=NULL;
	}
	if (NULL == m_pInPlaceEdit->m_hWnd) 
	{
		return m_pInPlaceEdit->Create(dwStyle, rCellRect, pParentWnd, uiResourceID); 
	}	

	return TRUE;
}

//提示条
void CInPlaceEdit::SetToolTipText(CString s)
{
	if(m_tooltip.m_hWnd==NULL){
		if(m_tooltip.Create(this))	//first assignment
			if(m_tooltip.AddTool(this, (LPCTSTR)s))
				m_tooltip.Activate(1);
	} else {
		m_tooltip.UpdateTipText((LPCTSTR)s,this);
	}
}
void CInPlaceEdit::RelayEvent(UINT message, WPARAM wParam, LPARAM lParam)
{
// This function will create a MSG structure, fill it in a pass it to
// the ToolTip control, m_ttip.  Note that we ensure the point is in window
// coordinates (relative to the control's window).
	if(NULL != m_tooltip.m_hWnd){
		MSG msg;
		msg.hwnd = m_hWnd;
		msg.message = message;
		msg.wParam = wParam;
		msg.lParam = lParam;
		msg.time = 0;
		msg.pt.x = LOWORD(lParam);
		msg.pt.y = HIWORD(lParam);

		m_tooltip.RelayEvent(&msg);
	}
}