activebu.cpp

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// activebu.cpp : implementation file
//

#include "stdafx.h"
#include	"cspublic.h"
#include	"resource.h"
#include	"basicwin.h"
#include	"basicbut.h"
#include	"systemse.h"
#include	"menubutt.h"
#include "activebu.h"
#include	"cswin.h"

#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CActiveButton

CActiveButton::CActiveButton()
{
}

CActiveButton::~CActiveButton()
{
}

//初始化动作按钮
BOOL	CActiveButton::InitButton( 	LPCSTR 	lpcsName , 	//窗口名称
									const RECT &rect ,	//窗口大小
									CWnd 	*pParent ,	//父窗口
									UINT	uWinID ,	//窗口ID
									LPCSTR lpcsExeFileName )	//执行文件名
{
	if( _fstrlen( lpcsExeFileName ) > MAX_FILE_NAME_LEN )
		return 0 ;
	_fstrcpy( m_sExeFileName , lpcsExeFileName ) ;		
	m_hIcon	=::ExtractIcon( AfxGetApp()->m_hInstance ,
					lpcsExeFileName , 0 ) ;	//得到执行文件的ICON

	m_nLeftButtonStatus	=0 ;	//初始鼠标左键没有按下
	m_bButtonStatus	=1 ;	//初始按钮是凸的
	//初始化该按钮					
	return	CBasicButton::InitButton( lpcsName , rect , pParent , uWinID ) ;
}	

//得到按钮名称
void CActiveButton::GetName( LPSTR lpsName )
{
	_fstrcpy( lpsName , m_sExeFileName ) ;
}

BEGIN_MESSAGE_MAP(CActiveButton, CBasicButton)
	//{{AFX_MSG_MAP(CActiveButton)
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	ON_WM_MOUSEMOVE()
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CActiveButton message handlers


void CActiveButton::OnLButtonDown(UINT nFlags, CPoint point)
{
	// TODO: Add your message handler code here and/or call default
	((CCsWin*)GetParent())->ButtonDown( this , point ) ;	//开始移动
	
	m_nLeftButtonStatus	=1 ;
	m_OldDownPoint	=point ;
	m_bButtonStatus	=0 ;	//凹下
	Invalidate() ;
	UpdateWindow() ;
	
	CBasicButton::OnLButtonDown(nFlags, point);
}

void CActiveButton::OnLButtonUp(UINT nFlags, CPoint point)
{
	// TODO: Add your message handler code here and/or call default
	if( m_nLeftButtonStatus == 1 )		//鼠标左键按下并且没有移动
	{
		m_bButtonStatus	=1 ;	//凸起
		Invalidate() ;
		UpdateWindow() ;
		::WinExec( m_sExeFileName , SW_SHOW ) ;	//执行该程序
	}

	((CCsWin*)GetParent())->ButtonUp() ;	//停止移动
	m_nLeftButtonStatus	=0 ;

	CBasicButton::OnLButtonUp(nFlags, point);
}

void CActiveButton::OnMouseMove(UINT nFlags, CPoint point)
{
	// TODO: Add your message handler code here and/or call default
	switch( m_nLeftButtonStatus )		
	{
		case	0:
			CBasicButton::OnMouseMove(nFlags, point);
			return ;
		case	1:	//鼠标左键按下并且没有移动
			if( abs(point.x-m_OldDownPoint.x)<3 &&
				abs(point.y-m_OldDownPoint.y)<3 )	//移动距离过小
				break ;
				
			m_nLeftButtonStatus	=2 ;
			m_bButtonStatus	=1 ;	//凸起
			Invalidate() ;
			UpdateWindow() ;
		case	2:
			//移动窗口
			((CCsWin*)GetParent())->MoveWindowToNewPos( this , point ) ;
			break ;
	}

	CWnd::OnMouseMove(nFlags, point);
}

void CActiveButton::OnPaint()
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	RECT	rect ;
	GetClientRect( &rect ) ;	//得到大小
	rect.right-- ;
	rect.bottom-- ;
	DrawOneLineBox( dc.m_hDC , rect , m_bButtonStatus ,
		RGB(255,255,255),RGB(128,128,128),RGB(192,192,192) ) ;	//画上底色

	//画上执行程序的ICON
	CDC	MemDC ;
	MemDC.CreateCompatibleDC( &dc ) ;
	CBitmap	Bitmap ;
	Bitmap.CreateCompatibleBitmap( &dc , 32 , 32 ) ;
	CBitmap *pOldBitmap	=(CBitmap*)(MemDC.SelectObject( 
			&Bitmap ) ) ;

	//浅灰刷
	CBrush	LowGrayBrush( RGB( 192 , 192 , 192 ) ) ;
	CBrush	*pOldBrush	=MemDC.SelectObject( &LowGrayBrush ) ;
	MemDC.PatBlt( 0 , 0 , 32 , 32 , PATCOPY ) ;	//背景色
	MemDC.SelectObject( pOldBrush ) ;
	
	MemDC.DrawIcon( 0 , 0 , m_hIcon ) ;	//把ICON画到内存DC中
	
	dc.StretchBlt( (rect.right-16)/2 , 1 , 
						16 , 16 ,
						&MemDC , 0 , 0 , 32 , 32 , SRCCOPY ) ;

	MemDC.SelectObject( pOldBitmap ) ;
	
	// Do not call CBasicButton::OnPaint() for painting messages
}