guibutton.cpp

这是一个串口监视程序

//-----------------------------------------------------------------------//
// This is a part of the GuiLib MFC Extention.							 //	
// Autor  :  Francisco Campos											 //
// (C) 2002 Francisco Campos <www.beyondata.com> All rights reserved     //
// This code is provided "as is", with absolutely no warranty expressed  //
// or implied. Any use is at your own risk.								 //		
// You must obtain the author's consent before you can include this code //
// in a software library.												 //
// If the source code in  this file is used in any application			 //
// then acknowledgement must be made to the author of this program		 //	
//[e-mail]												 //
/// version : 1.1														 //
// Modified by : Francisco Campos										 //
//-----------------------------------------------------------------------//

#include "stdafx.h"
#include "..\header\GuiButton.h"
#include "..\header\GuiDrawLayer.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

#define   OVER     0
#define   FOCUS    1
#define   NORMAL   2
#define   DISABLED 3

/////////////////////////////////////////////////////////////////////////////
// CGuiButton


CGuiButton::CGuiButton()
{
	m_iAling=ALING_LEFT; 
	m_iStyle=STYLE_SEMIFLAT;
	m_lpMsg="";
	m_iSelected=0;
	m_viewImage=FALSE;
	m_ViewText=FALSE;
	m_iTypeButton	=TYPE_NORMAL;	//Normal by default
	m_iMenuActivo=FALSE;
	m_clrface=GuiDrawLayer::GetRGBColorFace();
	m_ReposWindow=FALSE;
	m_bIsDark=FALSE;
}

CGuiButton::~CGuiButton()
{
}



BEGIN_MESSAGE_MAP(CGuiButton, CButton)
	//{{AFX_MSG_MAP(CGuiButton)
	ON_WM_CREATE()
	ON_WM_ERASEBKGND()
	ON_WM_MOUSEMOVE()
	ON_WM_LBUTTONUP()
	ON_WM_LBUTTONDOWN()
	ON_WM_TIMER()
	ON_WM_SYSCOLORCHANGE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CGuiButton message handlers


//*****************************************************************************
void CGuiButton::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct) 
{
	// TODO: Add your code to draw the specified item
	ICONINFO bm;
	CSize sizeImag;
	CBrush cb;
	CSize SizeCad=CSize(0,0);
	CSize pt;
	CPoint m_point;
	int m_Index=0;
	ZeroMemory(&bm, sizeof(ICONINFO));
	CDC* pDC= CDC::FromHandle(lpDrawItemStruct->hDC);
	CRect m_rect=&lpDrawItemStruct->rcItem;
	UINT m_State=lpDrawItemStruct->itemState;
	
	//---------------------------------------------------------------------
	//Se obtiene la cadena del boton si tiene
	//---------------------------------------------------------------------
	CString m_caption;
	GetWindowText(m_caption);
	//---------------------------------------------------------------------
	// Se dibuja el fondo segun sea el estilo
	// si es TooBarXP
	// si no si es un boton Normal
	//---------------------------------------------------------------------
	if (m_State & ODS_SELECTED) //el boton esta presionado
	{
	  if (STYLEXP == m_iStyle) 
		cb.CreateSolidBrush(m_clrface);	
	}
	else if(m_iSelected == 1) //el mouse esta sobre el boton
	{
	  if (STYLEXP == m_iStyle) 
	  cb.CreateSolidBrush(GuiDrawLayer::GetRGBColorBTNHigh());	
	}
	else //el boton esta normal
	{
	  if (STYLEXP == m_iStyle) 
		cb.CreateSolidBrush(GuiDrawLayer::GetRGBColorBTNHigh());	
	}
	if (STYLEXP == m_iStyle) 
	{
		CRect rcTemp=m_rect;
		rcTemp.DeflateRect(2,2);
		rcTemp.right-=2;
		pDC->FillRect(&rcTemp,&cb);	
	}
	else
	{
		cb.CreateSolidBrush(GuiDrawLayer::GetRGBColorFace());
		pDC->FillRect(&m_rect,&cb);	
	}
	//********************************************************************
	int nMode = pDC->SetBkMode(TRANSPARENT);
	if (m_caption.GetLength() > 0)
		SizeCad=pDC->GetTextExtent(m_caption);
	
	//-------------------------------------------------------------------
	//si el boton esta seleccionado, se mueve el rectangulo para dar la 
	//impresion de presion
	//-------------------------------------------------------------------
	if (m_State & ODS_SELECTED)
		m_rect.bottom+=2;
	
	//-------------------------------------------------------------------
	//El boton tiene una imagen
	//-------------------------------------------------------------------
	if (m_viewImage == TRUE)
	{
		
		if (m_State & ODS_SELECTED)
			m_Index=2;
		else if (m_iSelected== 1)
			m_Index=1;
		else
			m_Index=0;
		
		if (m_hicon[m_Index]!= NULL) 
		{

			::GetIconInfo(m_hicon[m_Index], &bm);
			sizeImag=CSize((BYTE)(bm.xHotspot * 2),(BYTE)(bm.yHotspot * 2));
			
		}
		else m_Index=-1;

	}
	
		//---------------------------------------------------------------------
	//el boton tiene una imagen pero no texto
	//---------------------------------------------------------------------
	if (m_viewImage == TRUE && m_ViewText== FALSE)
	{
		if (m_Index != -1)
		{
			int calculodify;
			m_rect.right=m_rect.left+sizeImag.cx+5;
			calculodify=m_rect.Height()-(sizeImag.cy);
			calculodify/=2;
			m_point=CPoint(2,calculodify);
			if(m_bIsDark && m_iSelected == 1 && !(m_State & ODS_DISABLED))
			{
				CPoint p(m_point.x+1,m_point.y+1);
				pDC->DrawState(p,sizeImag,m_hicon[m_Index],DSS_MONO,CBrush (GuiDrawLayer::GetRGBColorShadow()));
				m_point.x-=1; m_point.y-=1;
			}
	
			pDC->DrawState (m_point, sizeImag,m_hicon[m_Index],(m_State==ODS_DISABLED?DSS_DISABLED:DSS_NORMAL),CBrush (GuiDrawLayer::GetRGBColorFace()));
		}

	}
	//-----------------------------------------------------------------------
	//El boton tiene una imagen y ademas texto
	//-----------------------------------------------------------------------
	else if (m_viewImage == TRUE && m_ViewText== TRUE)
	{
		int calculodifx;
		int calculodify;
		if (m_Index != -1)
		{
			CRect rectletra;
			calculodifx=m_rect.Width()-(sizeImag.cx);
			calculodifx/=2;
			calculodify=m_rect.Height()-(sizeImag.cy);
			calculodify/=2;
			if (m_iAling ==ALING_RIGTH)
			{
				m_point=CPoint(4,calculodify);
				if(m_bIsDark && m_iSelected == 1 && !(m_State & ODS_DISABLED))
				{
					CPoint p(m_point.x+1,m_point.y+1);
					pDC->DrawState(p,sizeImag,m_hicon[m_Index],DSS_MONO,CBrush (GuiDrawLayer::GetRGBColorShadow()));
					m_point.x-=1; m_point.y-=1;
				}
				pDC->DrawState (m_point, sizeImag,m_hicon[m_Index],
							   (m_State==ODS_DISABLED?DSS_DISABLED:DSS_NORMAL),(CBrush*)NULL);
				rectletra=m_rect;
				rectletra.left+=sizeImag.cx+8;
				pt=CSize(rectletra.top,rectletra.left);
				if (m_State & ODS_DISABLED)
					pDC->DrawState(pt, SizeCad, m_caption, DSS_DISABLED, TRUE, 0, (CBrush*)NULL);
				else
					pDC->DrawText(m_caption,rectletra,DT_SINGLELINE|DT_LEFT|DT_VCENTER);
			}
			else
			{
				rectletra=m_rect;
				rectletra.left+=4;
				if(m_bIsDark && m_iSelected == 1 && !(m_State & ODS_DISABLED))
				{	
					m_point=CPoint(0,0);
					CPoint p=CPoint(m_point.x+1,m_point.y+1);
					pDC->DrawState(p,sizeImag,m_hicon[m_Index],DSS_MONO,CBrush (GuiDrawLayer::GetRGBColorShadow()));
					m_point.x-=1; m_point.y-=1;
				}
				pt=CSize(rectletra.top,rectletra.left);
				if (m_State & ODS_DISABLED)
					pDC->DrawState(pt, SizeCad, m_caption, DSS_DISABLED, TRUE, 0, (CBrush*)NULL);
				else
					pDC->DrawText(m_caption,rectletra,DT_SINGLELINE|DT_LEFT|DT_VCENTER);
					m_point=CPoint((rectletra.right-sizeImag.cx)-4,calculodify);
					pDC->DrawState (m_point, sizeImag,m_hicon[m_Index],(m_State==ODS_DISABLED?DSS_DISABLED:DSS_NORMAL),(CBrush*)NULL);
					
				
			}
		}
 
	}
	//-----------------------------------------------------------------------
	//Si el texto es visible
	//-----------------------------------------------------------------------
	else if (m_ViewText== TRUE)
	{
		CSize sz=pDC->GetTextExtent(m_caption);
		int ntempcx=m_rect.Width()-sz.cx;
		int ntempcy=m_rect.Height()-sz.cy;
		pt=CSize(m_rect.left+(ntempcx/2),m_rect.top+(ntempcy/2));
		if (m_State & ODS_DISABLED)
			pDC->DrawState(pt, SizeCad, m_caption, DSS_DISABLED, TRUE, 0, (HBRUSH)NULL);
		else
			pDC->DrawText(m_caption,m_rect,DT_SINGLELINE|DT_CENTER|DT_VCENTER);
	}
	m_rect=&lpDrawItemStruct->rcItem;

	//-----------------------------------------------------------------
	//se inicia el dibujo de bordes 
	//1) si es semiflat
	//2) si es Flat
	//3) si es estilo ToolBarXp  
	//4) si es estilo 3d
	//-----------------------------------------------------------------
	if (m_State & ODS_SELECTED)
	{
		if (STYLE_SEMIFLAT== m_iStyle)
			pDC->Draw3dRect(m_rect,GuiDrawLayer::GetRGBColorShadow(),GuiDrawLayer::GetRGBColorBTNHigh());
		else if (STYLE_FLAT==m_iStyle)
			pDC->Draw3dRect(m_rect, GuiDrawLayer::GetRGBColorShadow(),GuiDrawLayer::GetRGBColorBTNHigh());
		else if(STYLEXP == m_iStyle)
			DrawBottonXP(pDC,m_rect,NORMAL);
		else	//si es 3d
		{
			pDC->Draw3dRect(m_rect, GuiDrawLayer::GetRGBColorShadow(),GuiDrawLayer::GetRGBColorBTNHigh());
			CPen cp(PS_SOLID,1,GuiDrawLayer::GetRGBColorShadow());
			CPen* cpa=pDC->SelectObject(&cp);
			pDC->MoveTo(m_rect.left+1,m_rect.top+1);
			pDC->LineTo(m_rect.right-1,m_rect.top+1);
			pDC->SelectObject(cpa);
		}
	}	
	//-----------------------------------------------------------------------
	//el boton esta presionado
	//-----------------------------------------------------------------------
	else if (m_iSelected == 1)  //el mouse esta sobre el boton
	{

		if (STYLE_SEMIFLAT== m_iStyle)
			pDC->Draw3dRect(m_rect, GuiDrawLayer::GetRGBColorBTNHigh(),GuiDrawLayer::GetRGBColorShadow());
		else if (STYLE_FLAT==m_iStyle)
			pDC->Draw3dRect(m_rect,GuiDrawLayer::GetRGBColorBTNHigh(), GuiDrawLayer::GetRGBColorShadow());
		else if(STYLEXP == m_iStyle)
			DrawBottonXP(pDC,m_rect,OVER);
		else	//si es 3d
		{
			pDC->Draw3dRect(m_rect,GuiDrawLayer::GetRGBColorBTNHigh(), GuiDrawLayer::GetRGBColorShadow());
			CPen cp(PS_SOLID,1,GuiDrawLayer::GetRGBColorShadow());
			CPen* cpa=pDC->SelectObject(&cp);
			pDC->MoveTo(m_rect.left+1,m_rect.bottom-2);
			pDC->LineTo(m_rect.right-2,m_rect.bottom-2);
			pDC->MoveTo(m_rect.right-2,m_rect.top+1);
			pDC->LineTo(m_rect.right-2,m_rect.bottom-2);
			pDC->SelectObject(cpa);
		}
	}else
	{
		//-----------------------------------------------------------------
		//el boton esta en estado normal, es decir el mouse ni lo presiona
		//ni esta sobre el.
		//-----------------------------------------------------------------
		if (STYLE_3D==m_iStyle)
		{
			pDC->Draw3dRect(m_rect,GuiDrawLayer::GetRGBColorBTNHigh(), GuiDrawLayer::GetRGBColorShadow());
			CPen cp(PS_SOLID,1,GuiDrawLayer::GetRGBColorShadow());
			CPen* cpa=pDC->SelectObject(&cp);
			pDC->MoveTo(m_rect.left+1,m_rect.bottom-2);
			pDC->LineTo(m_rect.right-2,m_rect.bottom-2);
			pDC->MoveTo(m_rect.right-2,m_rect.top+1);
			pDC->LineTo(m_rect.right-2,m_rect.bottom-2);
			pDC->SelectObject(cpa);
		}
		else if(STYLEXP == m_iStyle)
		{
			if (m_State & ODS_DISABLED)
			{
				DrawBottonXP(pDC,m_rect,DISABLED);
			}
			else
				if (m_State & ODS_FOCUS)
					DrawBottonXP(pDC,m_rect,FOCUS);
				else	
					DrawBottonXP(pDC,m_rect,NORMAL);
		
		}
		else
			pDC->Draw3dRect(m_rect,m_clrface, m_clrface);
	}
	
	if ( (m_State & ODS_FOCUS) && (STYLEXP != m_iStyle))
	{
		m_rect.DeflateRect(2,2);
		pDC->DrawFocusRect(m_rect);
	}
	pDC->SetBkMode(nMode);
	
}


void CGuiButton::AutoSizeButton(BOOL m_bAutoAjust)
{
	m_ReposWindow=m_bAutoAjust;
	Invalidate();
	UpdateWindow();
}

void CGuiButton::OnSysColorChange( )
{
	CButton::OnSysColorChange( );
	m_clrface=GuiDrawLayer::GetRGBColorXP();
	
	
}

//*************************************************************************
void CGuiButton::DrawBottonXP(CDC* pDC,CRect rc,int Estado)
{
	COLORREF clrPress = ::GetSysColor (COLOR_HIGHLIGHT);
	COLORREF clrShadow  = ::GetSysColor(COLOR_BTNSHADOW);
	//*****************************************************
	//dibujamos los bordes del boton

	CPen cp(PS_SOLID,1,clrPress);
	CPen cpface(PS_SOLID,1,m_clrface);
	CPen cpsxp(PS_SOLID,1,GuiDrawLayer::GetRGBColorXP());
	CPen cpOver(PS_SOLID,1,RGB(255,193,111));
	CPen cpShadow(PS_SOLID,1,clrShadow); 
	CPen* pOld;
	if (Estado != DISABLED)
		pOld=pDC->SelectObject(&cp);
	else
		pOld=pDC->SelectObject(&cpShadow);
	rc.right-=4;
	rc.bottom-=2;
	//la linea superior
	pDC->MoveTo(rc.left+2,rc.top);
	pDC->LineTo(rc.right-1,rc.top);
	//linea izquierda
	pDC->MoveTo(rc.left,rc.top+2);
	pDC->LineTo(rc.left,rc.bottom-1);
	//linea derecha
	pDC->MoveTo(rc.right,rc.top+2);
	pDC->LineTo(rc.right,rc.bottom-1);
	//linea inferior
	pDC->MoveTo(rc.left+2,rc.bottom);
	pDC->LineTo(rc.right-1,rc.bottom);
	
	
	if (Estado != DISABLED)
	{	
		//se dibuja algunas lineas para dar forma 3d
		//linea inferior
		pDC->SelectObject(&cpface);
		pDC->MoveTo(rc.left+2,rc.bottom-1);
		pDC->LineTo(rc.right-1,rc.bottom-1);
		pDC->MoveTo(rc.right-1,rc.top+2);
		pDC->LineTo(rc.right-1,rc.bottom-1);
		pDC->SelectObject(&cpsxp);
		pDC->MoveTo(rc.left+2,rc.bottom-2);
		pDC->LineTo(rc.right-1,rc.bottom-2);
		pDC->MoveTo(rc.right-2,rc.top+2);
		pDC->LineTo(rc.right-2,rc.bottom-1);

		//fin bordes del boton
		//***************************************************************
		CRect rcBordes=rc;
		rcBordes.left+=1;