www.pudn.com > 21920013.rar > EditBar.cpp

// EditBar.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "EditBar.h" 
#include "MainFrm.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CEditBar 
 
IMPLEMENT_DYNAMIC( CEditBar, CControlBar ) 
 
CEditBar::CEditBar() 
 : m_szMRU(400, 100) 
{	 
} 
 
CEditBar::~CEditBar() 
{ 
} 
 
 
BEGIN_MESSAGE_MAP(CEditBar, CControlBar) 
	//{{AFX_MSG_MAP(CEditBar) 
	ON_WM_PAINT() 
	ON_WM_LBUTTONDOWN() 
	ON_MESSAGE(WM_GETTEXT, OnGetText) 
	ON_MESSAGE(WM_GETTEXTLENGTH, OnGetTextLength) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
 
///////////////////////////////////////////////////////////////////////////// 
// CEditBar message handlers 
 
BOOL CEditBar::PreCreateWindow(CREATESTRUCT& cs)  
{ 
	cs.dwExStyle |= WS_EX_CLIENTEDGE; 
 
	return CControlBar::PreCreateWindow(cs); 
} 
 
BOOL CEditBar::Create(CWnd* pParentWnd) 
{ 
	ASSERT_VALID(pParentWnd);   // must have a parent 
	DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_BORDER | WS_HSCROLL | WS_VSCROLL|WS_CLIPSIBLINGS  
		| ES_AUTOHSCROLL | ES_AUTOVSCROLL |ES_MULTILINE | ES_NOHIDESEL | ES_WANTRETURN; 
	// create the HWND 
	CRect rect;  
	rect.SetRectEmpty(); 
 
	if (!CWnd::Create(_T("EDIT"), NULL, dwStyle, rect, pParentWnd, (UINT)-1)) 
	{ 
		ASSERT(0); 
		return FALSE; 
	} 
	// Note: Parent must resize itself for control bar to be resized 
 
	return TRUE; 
	 
} 
 
void CEditBar::OnUpdateCmdUI(CFrameWnd*, BOOL) 
{ 
} 
 
CSize CEditBar::CalcDynamicLayout(int nLength, DWORD dwMode) 
{ 
	if(0 < nLength) 
		if(dwMode & LM_LENGTHY) 
			m_szMRU.cy = nLength; 
		else 
			m_szMRU.cx = nLength; 
	CSize size = m_szMRU; 
	CFrameWnd* pFrame = GetParentFrame(); 
	ASSERT(pFrame); 
	if(pFrame->IsKindOf(RUNTIME_CLASS(CMainFrame))) 
	{ 
		CRect rect; 
		pFrame->GetClientRect(&rect); 
		size.cx = rect.Width(); 
	} 
	return size; 
} 
 
BOOL CEditBar::PreTranslateMessage(MSG* pMsg) 
{ 
	return CWnd::PreTranslateMessage(pMsg); 
} 
 
void CEditBar::OnPaint()  
{ 
	Default(); 
} 
 
void CEditBar::OnLButtonDown(UINT nFlags, CPoint point)  
{ 
	CWnd::OnLButtonDown(nFlags, point); 
} 
 
static const TCHAR szCaption[] = _T("Command Input"); 
#define CaptionLength (sizeof(szCaption) / sizeof(TCHAR) - 1) 
 
LRESULT CEditBar::OnGetText(WPARAM wParam, LPARAM lParam) 
{ 
	lstrcpyn((LPTSTR)lParam, szCaption, wParam); 
	if ((int)wParam > CaptionLength) 
		wParam = CaptionLength; 
	return wParam; 
} 
 
LRESULT CEditBar::OnGetTextLength(WPARAM, LPARAM) 
{ 
	return CaptionLength; 
}