lyfz_repos/经典版源码/kernelcode/lyfzWeiXin/BST/WinXPButtonST.cpp

#include "stdafx.h"
#include "WinXPButtonST.h"

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

CWinXPButtonST::CWinXPButtonST()
{
	// No rounded borders
	m_bIsRounded = FALSE;
}

CWinXPButtonST::~CWinXPButtonST()
{
}

// This function is called every time the button border needs to be painted.
// This is a virtual function that can be rewritten in CButtonST-derived classes
// to produce a whole range of buttons not available by default.
//
// Parameters:
//		[IN]	pDC
//				Pointer to a CDC object that indicates the device context.
//		[IN]	pRect
//				Pointer to a CRect object that indicates the bounds of the
//				area to be painted.
//
// Return value:
//		BTNST_OK
//			Function executed successfully.
//
DWORD CWinXPButtonST::OnDrawBorder(CDC* pDC, CRect* pRect)
{
	return BTNST_OK;
} // End of OnDrawBorder

// This function is called every time the button background needs to be painted.
// If the button is in transparent mode this function will NOT be called.
// This is a virtual function that can be rewritten in CButtonST-derived classes
// to produce a whole range of buttons not available by default.
//
// Parameters:
//		[IN]	pDC
//				Pointer to a CDC object that indicates the device context.
//		[IN]	pRect
//				Pointer to a CRect object that indicates the bounds of the
//				area to be painted.
//
// Return value:
//		BTNST_OK
//			Function executed successfully.
//
DWORD CWinXPButtonST::OnDrawBackground(CDC* pDC, CRect* pRect)
{
	if (!m_bMouseOnButton && !m_bIsPressed)
		return BASE_BUTTONST::OnDrawBackground(pDC, pRect);

	// Create and select a solid brush for button background
	CBrush brushBK(m_crColors[BTNST_COLOR_BK_IN]);
	CBrush* pOldBrush = pDC->SelectObject(&brushBK);

	// Create and select a thick black pen for button border
	CPen penBorder;
	penBorder.CreatePen(PS_SOLID, 1, RGB(0, 0, 0));
	CPen* pOldPen = pDC->SelectObject(&penBorder);

	if (m_bIsRounded)
		pDC->RoundRect(pRect, CPoint(8, 8));
	else
		pDC->Rectangle(pRect);

	// Put back the old objects
	pDC->SelectObject(pOldBrush);
	pDC->SelectObject(pOldPen);

	return BTNST_OK;
} // End of OnDrawBackground

// This function enables or disables the rounded border for the button.
//
// Parameters:
//		[IN]	bRounded
//				If TRUE the button will have a round border.
//		[IN]	bRepaint
//				If TRUE the button will be repainted.
//
// Return value:
//		BTNST_OK
//			Function executed successfully.
//
DWORD CWinXPButtonST::SetRounded(BOOL bRounded, BOOL bRepaint)
{
	m_bIsRounded = bRounded;
	if (bRepaint)	Invalidate();

	return BTNST_OK;
} // End of SetRounded

#undef	BASE_BUTTONST