www.pudn.com > edpos.zip > EdPosView.cpp

// EdPosView.cpp : implementation of the CEdPosView class 
// 
 
#include "stdafx.h" 
#include "EdPos.h" 
 
#include "EdPosDoc.h" 
#include "EdPosView.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CEdPosView 
 
IMPLEMENT_DYNCREATE(CEdPosView, CEditView) 
 
BEGIN_MESSAGE_MAP(CEdPosView, CEditView) 
	//{{AFX_MSG_MAP(CEdPosView) 
		// NOTE - the ClassWizard will add and remove mapping macros here. 
		//    DO NOT EDIT what you see in these blocks of generated code! 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CEdPosView construction/destruction 
 
CEdPosView::CEdPosView() 
{ 
	// TODO: add construction code here 
 
} 
 
CEdPosView::~CEdPosView() 
{ 
} 
 
BOOL CEdPosView::PreCreateWindow(CREATESTRUCT& cs) 
{ 
	// TODO: Modify the Window class or styles here by modifying 
	//  the CREATESTRUCT cs 
 
	BOOL bPreCreated = CEditView::PreCreateWindow(cs); 
	cs.style &= ~(ES_AUTOHSCROLL|WS_HSCROLL);	// Enable word-wrapping 
 
	return bPreCreated; 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CEdPosView drawing 
 
void CEdPosView::OnDraw(CDC* pDC) 
{ 
	CEdPosDoc* pDoc = GetDocument(); 
	ASSERT_VALID(pDoc); 
	// TODO: add draw code for native data here 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CEdPosView diagnostics 
 
#ifdef _DEBUG 
void CEdPosView::AssertValid() const 
{ 
	CEditView::AssertValid(); 
} 
 
void CEdPosView::Dump(CDumpContext& dc) const 
{ 
	CEditView::Dump(dc); 
} 
 
CEdPosDoc* CEdPosView::GetDocument() // non-debug version is inline 
{ 
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CEdPosDoc))); 
	return (CEdPosDoc*)m_pDocument; 
} 
#endif //_DEBUG 
 
///////////////////////////////////////////////////////////////////////////// 
// CEdPosView message handlers 
 
//SAMPLE: get the edit control and find the line and char offset. 
 
void CEdPosView::ComputeRowCol(int& nLine, int& nChar) const 
{ 
	//SAMPLE: get the edit control in the view 
	CEdit& theControl = GetEditCtrl(); 
 
	//SAMPLE: grab the selection 
	int nStart, nEnd; 
	theControl.GetSel(nStart, nEnd); 
 
	//SAMPLE: what line is the cursor on? 
	// what is the starting character position for that line? 
	int nControlLine = theControl.LineFromChar(nEnd); 
	int nLineIndex = theControl.LineIndex(nControlLine); 
 
	//SAMPLE: compute and return the line/col offsets 
	nLine = nControlLine + 1; 
	nChar = nStart - nLineIndex + 1; 
}