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// CaretKeyDemoView.cpp : implementation of the CCaretKeyDemoView class
//
#include "stdafx.h"
#include "CaretKeyDemo.h"
#include "CaretKeyDemoDoc.h"
#include "CaretKeyDemoView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CCaretKeyDemoView
IMPLEMENT_DYNCREATE(CCaretKeyDemoView, CView)
BEGIN_MESSAGE_MAP(CCaretKeyDemoView, CView)
//{{AFX_MSG_MAP(CCaretKeyDemoView)
ON_WM_SETFOCUS()
ON_WM_CHAR()
//}}AFX_MSG_MAP
// Standard printing commands
ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CCaretKeyDemoView construction/destruction
CCaretKeyDemoView::CCaretKeyDemoView()
{
// TODO: add construction code here
//初始位置设置在(0,0)
ptCharacter.x=0;
ptCharacter.y=0;
}
CCaretKeyDemoView::~CCaretKeyDemoView()
{
}
BOOL CCaretKeyDemoView::PreCreateWindow(CREATESTRUCT& cs)
{
// TODO: Modify the Window class or styles here by modifying
// the CREATESTRUCT cs
return CView::PreCreateWindow(cs);
}
/////////////////////////////////////////////////////////////////////////////
// CCaretKeyDemoView drawing
void CCaretKeyDemoView::OnDraw(CDC* pDC)
{
CCaretKeyDemoDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
// TODO: add draw code for native data here
}
/////////////////////////////////////////////////////////////////////////////
// CCaretKeyDemoView printing
BOOL CCaretKeyDemoView::OnPreparePrinting(CPrintInfo* pInfo)
{
// default preparation
return DoPreparePrinting(pInfo);
}
void CCaretKeyDemoView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add extra initialization before printing
}
void CCaretKeyDemoView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// CCaretKeyDemoView diagnostics
#ifdef _DEBUG
void CCaretKeyDemoView::AssertValid() const
{
CView::AssertValid();
}
void CCaretKeyDemoView::Dump(CDumpContext& dc) const
{
CView::Dump(dc);
}
CCaretKeyDemoDoc* CCaretKeyDemoView::GetDocument() // non-debug version is inline
{
ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CCaretKeyDemoDoc)));
return (CCaretKeyDemoDoc*)m_pDocument;
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CCaretKeyDemoView message handlers
void CCaretKeyDemoView::OnSetFocus(CWnd* pOldWnd)
{
CView::OnSetFocus(pOldWnd);
// TODO: Add your message handler code here
CreateSolidCaret(3, 18); //创建插入符
SetCaretPos (ptCharacter); //将插入符移到当前字符输入点
ShowCaret (); //显示插入符
}
void CCaretKeyDemoView::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags)
{
// TODO: Add your message handler code here and/or call default
if(nChar==13) //按下了回车键
{
//换行
ptCharacter.x=0;
ptCharacter.y=ptCharacter.y+25;
SetCaretPos (ptCharacter); //将插入符移到键入点
ShowCaret (); //显示插入符
}
else
{
CClientDC dc(this);
HideCaret (); //隐藏插入符
dc.TextOut(ptCharacter.x,ptCharacter.y,(LPCTSTR)&nChar);//显示字符
CSize textsize;
textsize=dc.GetTextExtent((LPCTSTR)&nChar); //获取当前字符大小
//前进到下一个字符位置
ptCharacter.x=ptCharacter.x+textsize.cx;
SetCaretPos (ptCharacter); //将插入符移到键入点
ShowCaret (); //显示插入符
}
CView::OnChar(nChar, nRepCnt, nFlags);
}
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