linkbutton.cpp

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// LinkButton.cpp : implementation file
//

#include "stdafx.h"
#include "Modem3.h"
#include "LinkButton.h"
//#include "CModem3Dlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CLinkButton

CLinkButton::CLinkButton()
{   
	
 	m_brush1.CreateSolidBrush(RGB(0,245,0));
    m_brush2.CreateSolidBrush(RGB(220, 220, 220));
	m_updown=TRUE;
	
    
}

CLinkButton::~CLinkButton()
{
	if (fUnderline.GetSafeHandle()) fUnderline.DeleteObject();
}


BEGIN_MESSAGE_MAP(CLinkButton, CButton)
	//{{AFX_MSG_MAP(CLinkButton)
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLinkButton message handlers

 void CLinkButton::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct) 
{ 
	 
	// 获取一个CDC指针
	CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
	//定义按钮区域并初始化
	CRect rect(lpDrawItemStruct->rcItem);
    int iObk = pDC->SetBkMode(TRANSPARENT);
    //初始化按钮状态
	UINT state = lpDrawItemStruct->itemState;
    CFont * pOldFont = NULL;

	CString strText;
	GetWindowText(strText);
	 
     if (button_flag==0)
		{
		    pDC->SetBkColor(RGB(225,255,255));
            pDC->FillRect(rect,&m_brush2);
		//	pDC->Draw3dRect(rect,::GetSysColor(COLOR_BTNHIGHLIGHT),::GetSysColor(COLOR_BTNSHADOW));
		    pDC->DrawText(strText, rect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
		}
		else  if(button_flag==1)
		{
			pDC->Draw3dRect(rect,RGB(0,0,0),RGB(0,0,0));		
			//字体颜色
			pDC->SetTextColor(RGB(0,0,0));
		
            pDC->FillRect(rect,&m_brush1);
			
          // pDC->Draw3dRect(rect,::GetSysColor(COLOR_BTNHIGHLIGHT),::GetSysColor(COLOR_BTNSHADOW));
            pDC->DrawText(strText, rect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
		}
		//加下画线（也可以用其他字体）
		if(m_updown)
		    pDC->Draw3dRect(rect,::GetSysColor(COLOR_BTNHIGHLIGHT),::GetSysColor(COLOR_BTNSHADOW));
		else
          	pDC->Draw3dRect(rect,::GetSysColor(COLOR_BTNSHADOW),::GetSysColor(COLOR_BTNHIGHLIGHT));

			if (fUnderline.GetSafeHandle() == NULL)
			{
				CFont * pFont = GetFont();
				ASSERT(pFont);
				LOGFONT lf;
				pFont->GetLogFont(&lf);
				lf.lfUnderline = TRUE;
				fUnderline.CreateFontIndirect(&lf);		
			}

			pOldFont = pDC->SelectObject(&fUnderline);
		
		ReleaseDC(pDC);
	
}








void CLinkButton::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
  
    CRect rect1;
	GetWindowRect(rect1);
	CPoint  ps;
	GetCursorPos(&ps);
	if(!rect1.PtInRect(ps))
	{
    CButton::OnLButtonDown(nFlags, point);
	return;
	}
    m_updown=FALSE;
   /* CRect rect;
	GetClientRect(rect);
    CDC *pDC=GetDC();
	pDC->Draw3dRect(rect,::GetSysColor(COLOR_BTNSHADOW),::GetSysColor(COLOR_BTNHIGHLIGHT));
	ReleaseDC(pDC);*/
	CButton::OnLButtonDown(nFlags, point);
}

void CLinkButton::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	 CRect rect1;
	GetWindowRect(rect1);
	CPoint  ps;
	GetCursorPos(&ps);
	if(!rect1.PtInRect(ps))
	{
    CButton::OnLButtonDown(nFlags, point);
	return;
	}
	m_updown=TRUE;
   /*
    CRect rect;
	GetClientRect(rect);
    CDC *pDC=GetDC();
	pDC->Draw3dRect(rect,::GetSysColor(COLOR_BTNHIGHLIGHT),::GetSysColor(COLOR_BTNSHADOW));
	ReleaseDC(pDC);
	*/
	CButton::OnLButtonUp(nFlags, point);
}