colorbutton.cpp

来自「串口通信程序,适用于手机的软件更新」· C++ 代码 · 共 103 行

// ColorButton.cpp : implementation file
//

#include "stdafx.h"
#include "ColorButton.h"

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

/////////////////////////////////////////////////////////////////////////////
// CColorButton

CColorButton::CColorButton()
{
	m_clrBkColor = RGB(198, 10, 314);
	m_clrTextColor = RGB(200, 211, 10);
}

CColorButton::~CColorButton()
{
}


BEGIN_MESSAGE_MAP(CColorButton, CButton)
	//{{AFX_MSG_MAP(CColorButton)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CColorButton message handlers

void CColorButton::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct) 
{
	// TODO: Add your code to draw the specified item
	CDC dc;
	CRect rect;
	COLORREF clrOldColor;

	dc.Attach(lpDrawItemStruct->hDC);
	rect = lpDrawItemStruct->rcItem;
	dc.FillSolidRect(rect, m_clrBkColor);

	UINT nState = lpDrawItemStruct->itemState;
	if((nState & ODS_SELECTED))
	{//按下
		dc.Draw3dRect(&rect, RGB(128, 128, 128) , RGB(255, 255, 255));
	}
	else
	{
		dc.Draw3dRect(&rect, RGB(255, 255, 255), RGB(128, 128, 128));
	}

	if((nState & ODS_DISABLED))
	{
		clrOldColor = dc.SetTextColor(RGB(128, 128, 128));
	}
	else
	{
		clrOldColor = dc.SetTextColor(m_clrTextColor);
	}

	dc.SetBkMode(TRANSPARENT);
	dc.DrawText(m_szCaption, rect, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
	dc.SetTextColor(clrOldColor);

	if((nState & ODS_FOCUS))
	{
		int nChange = 3;

		rect.top += nChange;
		rect.left += nChange;
		rect.right -= nChange;
		rect.bottom -= nChange;
		dc.DrawFocusRect(rect);
	}

	dc.Detach();
}

void CColorButton::PreSubclassWindow() 
{
	// TODO: Add your specialized code here and/or call the base class
	SetButtonStyle(BS_OWNERDRAW);
	GetWindowText(m_szCaption);
	
	CButton::PreSubclassWindow();
}

void CColorButton::SetBtnBkColor(COLORREF clrColor)
{
	m_clrBkColor = clrColor;
	Invalidate();
}

void CColorButton::SetBtnTextColor(COLORREF clrColor)
{
	m_clrTextColor = clrColor;
	Invalidate();
}