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#pragma once
#ifndef _H_MYEDIT_H
#define _H_MYEDIT_H
class CMyEdit :public CEdit
{
DECLARE_DYNAMIC(CMyEdit)
public:
CMyEdit(void);
~CMyEdit(void);
void DrawFrame();
void Text();
protected:
afx_msg void OnMouseLeave();
afx_msg void OnMouseMove(UINT nFlags, CPoint point);
afx_msg void OnMouseHover(UINT nFlags, CPoint point);
afx_msg void OnNcPaint();
// afx_msg void OnPaint();
// afx_msg void OnSetFocus(CWnd* pOldWnd);
DECLARE_MESSAGE_MAP()
public:
bool m_isinedit;
CBrush m_normalbrush1;
CBrush m_normalbrush2;
CBrush m_hoverbrush1;
CBrush m_hoverbrush2;
bool isfocus;
};
#endif
#include "StdAfx.h"
#include "MyEdit.h"
IMPLEMENT_DYNAMIC(CMyEdit, CEdit)
CMyEdit::CMyEdit(void)
{
m_isinedit=false;
m_hoverbrush1.CreateSolidBrush(0xFDC860);
m_hoverbrush2.CreateSolidBrush(0xE7AC49);
m_normalbrush1.CreateSolidBrush(GetSysColor(COLOR_BTNFACE));
m_normalbrush2.CreateSolidBrush(GetSysColor(COLOR_WINDOWFRAME));
isfocus=false;
}
CMyEdit::~CMyEdit(void)
{
}
BEGIN_MESSAGE_MAP(CMyEdit, CEdit)
ON_WM_MOUSEMOVE()
ON_WM_MOUSELEAVE()
ON_WM_MOUSEHOVER()
ON_WM_NCPAINT()
/* ON_WM_SETFOCUS()*/
END_MESSAGE_MAP()
void CMyEdit::OnMouseMove(UINT nFlags, CPoint point)
{
if (!m_isinedit)
{
TRACKMOUSEEVENT mouseevent;
mouseevent.cbSize=sizeof(mouseevent);
//mouseevent.dwFlags=TME_LEAVE|TME_HOVER;
mouseevent.dwFlags=TME_LEAVE;
mouseevent.dwHoverTime=10;
mouseevent.hwndTrack=m_hWnd;
_TrackMouseEvent(&mouseevent);
m_isinedit=true;
DrawFrame();
}
}
void CMyEdit::OnMouseLeave()
{
m_isinedit=false;
DrawFrame();
isfocus=true;
}
void CMyEdit::OnMouseHover(UINT nFlags, CPoint point)
{
DrawFrame();
}
void CMyEdit::OnNcPaint()
{
CEdit::OnNcPaint();//先调用基类的OnNcPaint()让系统画图,系统画完后再我们画
DrawFrame();
if (!isfocus)
{
Text();
TRACE("1\n");
}
}
// void CMyEdit::OnPaint()
// {
// CEdit::OnPaint();
// DrawFrame();
// }
void CMyEdit::DrawFrame()
{
CDC* pDC = GetWindowDC( );
CRect rect;
GetWindowRect( &rect);
rect.OffsetRect( -rect.left, -rect.top);
if (m_isinedit)
{
pDC->FrameRect( &rect, &m_hoverbrush1);
rect.InflateRect(-1,-1);
pDC->FrameRect( &rect, &m_hoverbrush2);
}
else
{
pDC->FrameRect( &rect, &m_normalbrush1);
rect.InflateRect(-1,-1);
pDC->FrameRect( &rect, &m_normalbrush2);
}
ReleaseDC( pDC);
}
void CMyEdit::Text()
{
CDC* pDC = GetDC();
CRect rect;
GetClientRect(&rect);
rect.OffsetRect(1,1);
pDC->SelectObject( (*GetFont()) );
pDC->SetBkMode(TRANSPARENT);
CString text=_T("hello");
pDC->DrawText (text,&rect,DT_SINGLELINE | DT_CENTER | DT_VCENTER ) ;
}
// void CMyEdit::OnSetFocus(CWnd* pOldWnd)
// {
// CEdit::OnSetFocus(pOldWnd);
// isfocus=true;
// }
void CMyEdit::OnPaint()
{
CEdit::OnPaint();
CPaintDC dc(this);
CRect r;
GetClientRect(&r);
dc.SetBkMode(TRANSPARENT);
CString text=_T("hello");
dc.DrawText (text,&r,DT_SINGLELINE | DT_CENTER | DT_VCENTER ) ;
}
为什么这样我看不到hello,只有把CEdit::OnPaint()去掉才看的到?
我先等默认的OnPaint()画完后我再画,为什么就看到hello了?
void CMyEdit::OnPaint()
{
CPaintDC dc(this);
CRect r;
GetClientRect(&r);//这样取得的就是客户区
dc.FillSolidRect(&r,RGB(255,0,0));//选一个显眼的颜色来测试
//CEdit::OnPaint();
}