ngrecentitemlist.cpp

ResOrg 图形化管理Vc项目的资源ID的工具的源代码。 ResOrg - Manage and Renumber Resource Symbol IDs Introduction The

#include "StdAfx.h"

#include "NGRecentItemList.h"


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


/////////////////////////////////////////////////////////////////////////////
// CNGRecentItemList

CNGRecentItemList::CNGRecentItemList(	UINT nStart,
									LPCTSTR lpszSection,
									LPCTSTR lpszEntryFormat,
									int nSize)
{
	ASSERT(nSize != 0);
	m_arrNames = new CString[nSize];
	m_nSize = nSize;

	m_nStart = nStart;
	m_strSectionName = lpszSection;
	m_strEntryFormat = lpszEntryFormat;
}

CNGRecentItemList::~CNGRecentItemList()
{
	delete[] m_arrNames;
}


// Operations
void CNGRecentItemList::Add(const CString& sItem)
{
	ASSERT(m_arrNames != NULL);
	ASSERT(!sItem.IsEmpty() );

	if (!sItem.IsEmpty() )
	{
		// update the MRU list, if an existing MRU string matches file name
		for (int iMRU = 0; iMRU < m_nSize-1; iMRU++)
		{
			if (0 == m_arrNames[iMRU].CompareNoCase(sItem) )
				break;      // iMRU will point to matching entry
		}
		// move MRU strings before this one down
		for (; iMRU > 0; iMRU--)
		{
			ASSERT(iMRU > 0);
			ASSERT(iMRU < m_nSize);
			m_arrNames[iMRU] = m_arrNames[iMRU-1];
		}
		// place this one at the beginning
		m_arrNames[0] = sItem;
	}
}


void CNGRecentItemList::Remove(int nIndex)
{
	ASSERT(nIndex >= 0);
	ASSERT(nIndex < m_nSize);

	//m_arrNames[nIndex].Empty();
	m_arrNames[nIndex] = _T("");

	for (int iMRU = nIndex; iMRU < m_nSize-1; iMRU++)
		m_arrNames[iMRU] = m_arrNames[iMRU+1];

	ASSERT(iMRU < m_nSize);
	//m_arrNames[iMRU].Empty();
	m_arrNames[iMRU] = _T("");
}


void CNGRecentItemList::UpdateMenu(CCmdUI* pCmdUI)
{
	ASSERT(m_arrNames != NULL);

	CMenu* pMenu = pCmdUI->m_pMenu;
	if (m_strOriginal.IsEmpty() && pMenu != NULL)
		pMenu->GetMenuString(pCmdUI->m_nID, m_strOriginal, MF_BYCOMMAND);

	if (m_arrNames[0].IsEmpty())
	{
		// no MRU files
		if (!m_strOriginal.IsEmpty())
			pCmdUI->SetText(m_strOriginal);
		pCmdUI->Enable(FALSE);
		return;
	}

	if (pCmdUI->m_pMenu == NULL)
		return;

	for (int iMRU = 0; iMRU < m_nSize; iMRU++)
		pCmdUI->m_pMenu->DeleteMenu(pCmdUI->m_nID + iMRU, MF_BYCOMMAND);

	CString strName;
	CString strTemp;
	for (iMRU = 0; iMRU < m_nSize; iMRU++)
	{
		strName = m_arrNames[iMRU];

		// double up any '&' characters so they are not underlined
		LPCTSTR lpszSrc = strName;
		LPTSTR lpszDest = strTemp.GetBuffer(strName.GetLength()*2);
		while (*lpszSrc != 0)
		{
			if (*lpszSrc == '&')
				*lpszDest++ = '&';
			if (_istlead(*lpszSrc))
				*lpszDest++ = *lpszSrc++;
			*lpszDest++ = *lpszSrc++;
		}
		*lpszDest = 0;
		strTemp.ReleaseBuffer();

		// insert mnemonic + the file name
		TCHAR buf[10];
		wsprintf(buf, _T("&%d "), (iMRU+1+m_nStart) % 10);
		pCmdUI->m_pMenu->InsertMenu(pCmdUI->m_nIndex++,
			MF_STRING | MF_BYPOSITION, pCmdUI->m_nID++,
			CString(buf) + strTemp);
	}

	// update end menu count
	pCmdUI->m_nIndex--; // point to last menu added
	pCmdUI->m_nIndexMax = pCmdUI->m_pMenu->GetMenuItemCount();

	pCmdUI->m_bEnableChanged = TRUE;    // all the added items are enabled
}


void CNGRecentItemList::WriteList(void)
{
	ASSERT(m_arrNames != NULL);
	ASSERT(!m_strSectionName.IsEmpty());
	ASSERT(!m_strEntryFormat.IsEmpty());
	LPTSTR pszEntry = new TCHAR[m_strEntryFormat.GetLength()+5];
	CWinApp* pApp = AfxGetApp();
	pApp->WriteProfileString(m_strSectionName, NULL, NULL);
	for (int iMRU = 0; iMRU < m_nSize; iMRU++)
	{
		wsprintf(pszEntry, m_strEntryFormat, iMRU + 1);
		if (!m_arrNames[iMRU].IsEmpty())
		{
			pApp->WriteProfileString(m_strSectionName, pszEntry,
				m_arrNames[iMRU]);
		}
	}
	delete[] pszEntry;
}


void CNGRecentItemList::ReadList(void)
{
	ASSERT(m_arrNames != NULL);
	ASSERT(!m_strSectionName.IsEmpty());
	ASSERT(!m_strEntryFormat.IsEmpty());
	LPTSTR pszEntry = new TCHAR[m_strEntryFormat.GetLength()+5];
	CWinApp* pApp = AfxGetApp();
	for (int iMRU = 0; iMRU < m_nSize; iMRU++)
	{
		wsprintf(pszEntry, m_strEntryFormat, iMRU + 1);
		m_arrNames[iMRU] = pApp->GetProfileString(
			m_strSectionName, pszEntry, _T('\0') );
	}
	delete[] pszEntry;
}

/////////////////////////////////////////////////////////////////////////////