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📄 cooltabctrl.cpp

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////////////////////////////////////////////////////////////////
// CoolTabCtrl.cpp : implementation file                      //
//															  //
// Copyright 2001 WangJun									  //
// All Rights Reserved.										  //
//															  //
// Email: wangjun98@sohu.com								  //
// URL:   www.vckbase.com									  //
//															  //
// 1.0     2001/9/30   First release version.				  //
//															  //
////////////////////////////////////////////////////////////////

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

/////////////////////////////////////////////////////////////////////////////
// CCoolTabCtrl

IMPLEMENT_DYNCREATE(CCoolTabCtrl, CWnd)

#define	ITEMBUTTON_HEIGHT		23

static CPen _penW(PS_SOLID,1 ,RGB(255,255,255));
static CPen _penB(PS_SOLID,1 ,RGB(0,0,0));
static CPen _pen3DFace(PS_SOLID,1,GetSysColor(COLOR_3DFACE));
static CPen _pen3DLight(PS_SOLID,1,GetSysColor(COLOR_3DLIGHT));
static CPen _pen3DShadow(PS_SOLID,1,GetSysColor(COLOR_3DSHADOW));
static CPen _pen3DDKShadow(PS_SOLID,1,GetSysColor(COLOR_3DDKSHADOW));


CCoolTabCtrl::CCoolTabCtrl()
{
	m_nStyle = TCS_DOWNBEN;
	m_nActivePage = -1;
	m_nBorder = 0;
	m_bEraseBkgnd = TRUE;
}

CCoolTabCtrl::~CCoolTabCtrl()
{
	POSITION pos;
	CPageItem* pItem;
	for(pos=m_PageList.GetHeadPosition();pos!=NULL;)
	{
		pItem=(CPageItem*)m_PageList.GetNext(pos);
		if(pItem)
		{	
			if(pItem->m_nStyle == 1 &&pItem->m_pWnd) ///Dialog
				delete pItem->m_pWnd;
			delete pItem;
			pItem=NULL;
		}
	}
	m_PageList.RemoveAll();
}


BEGIN_MESSAGE_MAP(CCoolTabCtrl, CWnd)
	//{{AFX_MSG_MAP(CCoolTabCtrl)
	ON_WM_PAINT()
	ON_WM_ERASEBKGND()
	ON_WM_LBUTTONDOWN()
	ON_WM_SIZING()
	ON_WM_SIZE()
	ON_WM_TIMER()
	ON_WM_CONTEXTMENU()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()


/////////////////////////////////////////////////////////////////////////////
// CCoolTabCtrl message handlers

BOOL CCoolTabCtrl::Create(UINT wStyle, const CRect &rect, CWnd *pParentWnd, UINT nID)
{
	m_nStyle = wStyle & TCS_MASK;
	if(m_nStyle == 0)
		m_nStyle = TCS_UPBEN;
	if (CWnd::Create(AfxRegisterWndClass(CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW, AfxGetApp()->LoadStandardCursor(IDC_ARROW), (HBRUSH)GetStockObject(LTGRAY_BRUSH), NULL),
						NULL,
						wStyle&~TCS_MASK | WS_CLIPCHILDREN | WS_CLIPSIBLINGS,
						rect, 
						pParentWnd, 
						nID))
	{
		LOGFONT logFont;
		ZeroMemory((void*)&logFont,sizeof(logFont));
		strcpy(logFont.lfFaceName,"宋体");
		logFont.lfHeight = -12;
		logFont.lfWeight = 400;
		logFont.lfCharSet = GB2312_CHARSET;
		logFont.lfOutPrecision = 3;
		logFont.lfClipPrecision = 2; 
		logFont.lfQuality = 1;
		logFont.lfPitchAndFamily = 2;
		m_font.CreateFontIndirect(&logFont);
		SetFont(&m_font);
		return TRUE;
	}
	return FALSE;
}

BOOL CCoolTabCtrl::OnEraseBkgnd(CDC* pDC) 
{
	if(m_bEraseBkgnd)
	{
		CRect rect;
		GetWindowRect(&rect);
		ScreenToClient(&rect);
		CBrush brush(GetSysColor(COLOR_3DFACE));
		pDC->FillRect(rect,&brush);
	}
	return TRUE;
}

void CCoolTabCtrl::OnPaint() 
{
	CPaintDC	dc(this);
	CPen	*pOldPen = dc.GetCurrentPen();
	CFont	*pOldFont = dc.SelectObject(&m_font);
	int		nOldBkMode = dc.SetBkMode(TRANSPARENT);
	CPageItem	*pItem;
	POSITION	pos;
	int		nItemIndex = 0;
	
	DrawFrame(&dc);

	for(pos=m_PageList.GetHeadPosition();pos!=NULL;nItemIndex++)
	{
		pItem=(CPageItem*)m_PageList.GetNext(pos);
		if(m_nActivePage!=nItemIndex)
		{
		if(pItem)
		{
			pItem->Draw(&dc,m_nStyle,(m_nActivePage==nItemIndex)?TRUE:FALSE);
		}
		}
	}
	pItem=(CPageItem*)m_PageList.GetAt(m_PageList.FindIndex(m_nActivePage));
   	if(pItem)
		pItem->Draw(&dc,m_nStyle,TRUE);
	dc.SetBkMode(nOldBkMode);
	dc.SelectObject(pOldFont);
	dc.SelectObject(pOldPen);
}


void CCoolTabCtrl::AddPage(CWnd *pWnd, LPCTSTR sText, UINT IconID)
{
	ASSERT(IsWindow(pWnd->m_hWnd));
	CPageItem *pItem;
	pItem = new CPageItem();
	pItem->m_pWnd = pWnd;
	pItem->m_nStyle = 0;//Window
	pItem->m_sText = sText;
	if(IconID)
		pItem->m_hIcon = AfxGetApp()->LoadIcon(IconID);
	else
		pItem->m_hIcon = NULL;
	if(pWnd)
	{
		CRect	rect;
		GetClientRect(rect);
		pWnd->MoveWindow(rect);
	}
	m_PageList.AddTail(pItem);
}

BOOL CCoolTabCtrl::AddPage(CRuntimeClass* pClass,UINT nIDTemplate, LPCTSTR sText, UINT IconID)
{
	CDialog *pDlg = (CDialog*)pClass->CreateObject();
	if(pDlg != NULL)
		if(pDlg->Create(nIDTemplate,this))
		{
			CPageItem *pItem;
			pItem = new CPageItem();
			pItem->m_pWnd = (CWnd*)pDlg;
			pItem->m_nStyle = 1;///Dialog
			pItem->m_sText = sText;
			if(IconID)
				pItem->m_hIcon = AfxGetApp()->LoadIcon(IconID);
			else
				pItem->m_hIcon = NULL;
			CRect	rect;
			GetClientRect(rect);
			pDlg->MoveWindow(rect);
			m_PageList.AddTail(pItem);
			return TRUE;
		}
	return FALSE;
}


void CCoolTabCtrl::GetClientRect(LPRECT lpRect)
{
	CWnd::GetClientRect(lpRect);
//	if(IsFloating())
	{
	if(m_nStyle&TCS_DOWNBEN)
	{
		lpRect->left += m_nBorder;
		lpRect->right -= m_nBorder;
		lpRect->top += m_nBorder;
		lpRect->bottom -= ITEMBUTTON_HEIGHT;
	}
	else if(m_nStyle&TCS_UPBEN)
	{
		lpRect->left += m_nBorder;
		lpRect->right -= m_nBorder;
		lpRect->top += ITEMBUTTON_HEIGHT;
		lpRect->bottom -= m_nBorder;
	}
	else if(m_nStyle&TCS_LEFTBEN)
	{
		lpRect->left += ITEMBUTTON_HEIGHT;
		lpRect->right -= m_nBorder;
		lpRect->top += m_nBorder;
		lpRect->bottom -= m_nBorder;
	}
	else if(m_nStyle&TCS_RIGHTBEN)
	{
		lpRect->left += m_nBorder;
		lpRect->right -= ITEMBUTTON_HEIGHT;
		lpRect->top += m_nBorder;
		lpRect->bottom -= m_nBorder;
	}
	}
}

///////取得需要占用的宽度/////
UINT CCoolTabCtrl::CPageItem::GetAreaWidth(CDC *pDC)
{
	UINT width = pDC->GetTextExtent(m_sText).cx;
	if(m_hIcon)
		width += 18;
	return width + 9;
}

void CCoolTabCtrl::CPageItem::Draw(CDC *pDC, UINT nStyle, BOOL bActive)
{
	try
	{
		CRect rect = m_rect;
		if(nStyle&TCS_DOWNBEN)
		{
			if(bActive)
			{
				rect.top -= 2;
				CBrush brush(GetSysColor(COLOR_3DFACE));
				pDC->FillRect(rect,&brush);
				rect.top += 1;
			}
			else
			{
				rect.bottom -= 1;
				CBrush brush(RGB(200,200,200));
				pDC->FillRect(rect,&brush);
			}
			//CBrush brush(GetSysColor(COLOR_3DFACE));
			//pDC->FillRect(m_rect,&brush);
			pDC->SelectObject(&_penW);
			pDC->MoveTo(rect.left,rect.top);
			pDC->LineTo(rect.left,rect.bottom-1);
			
			pDC->SelectObject(&_pen3DShadow);
			pDC->MoveTo(rect.left+1,rect.bottom-2);
			pDC->LineTo(rect.left+1,rect.bottom-1);
			pDC->LineTo(rect.right-1,rect.bottom-1);
			pDC->MoveTo(rect.right-2,rect.bottom-2);
			pDC->LineTo(rect.right-1,rect.bottom-2);
			pDC->LineTo(rect.right-1,rect.top-1);
			
			pDC->SelectObject(&_penB);
			pDC->MoveTo(rect.left+2,rect.bottom);
			pDC->LineTo(rect.right-2,rect.bottom);
			pDC->LineTo(rect.right,rect.bottom-2);
			pDC->MoveTo(rect.right,rect.top);
			pDC->LineTo(rect.right,rect.bottom-1);
			
			rect.top -= 1;
		}//end of TCS_DOWN
		else if(nStyle&TCS_UPBEN)
		{
			
			if(bActive)
			{
				CBrush brush(GetSysColor(COLOR_3DFACE));
				rect.bottom += 1;
				pDC->FillRect(rect,&brush);
				rect.bottom -= 1;
			}
			else
			{
				rect.top += 1;
				CBrush brush(RGB(200,200,200));
				pDC->FillRect(rect,&brush);
			}
			pDC->SelectObject(&_penW);
			pDC->MoveTo(rect.left,rect.bottom);
			pDC->LineTo(rect.left,rect.top + 2);
			pDC->LineTo(rect.left + 2,rect.top);
			pDC->LineTo(rect.right,rect.top);
			
			pDC->SelectObject(&_pen3DShadow);
			pDC->MoveTo(rect.right - 1,rect.top);
			pDC->LineTo(rect.right - 1,rect.bottom);
			
			pDC->SelectObject(&_penB);
			pDC->MoveTo(rect.right,rect.top + 1);
			pDC->LineTo(rect.right,rect.bottom);	
		}
		else if(nStyle&TCS_LEFTBEN)
		{
			
			if(bActive)
			{
				rect.right+=1;
				CBrush brush(GetSysColor(COLOR_3DFACE));
				pDC->FillRect(rect,&brush);
				rect.right-=1;
			}
			else
			{
				rect.left+=1;
				CBrush brush(RGB(200,200,200));
				pDC->FillRect(rect,&brush);
			}
			pDC->SelectObject(&_penW);
			pDC->MoveTo(rect.left,rect.bottom);
			pDC->LineTo(rect.left,rect.top + 2);
			pDC->LineTo(rect.left + 2,rect.top);
			pDC->LineTo(rect.right,rect.top);
			
			pDC->SelectObject(&_pen3DShadow);
			pDC->MoveTo(rect.right - 1,rect.top);
			pDC->LineTo(rect.right - 1,rect.bottom);
			pDC->MoveTo(rect.left+1,rect.bottom-2);
			pDC->LineTo(rect.left+1,rect.bottom-1);
			pDC->LineTo(rect.right-1,rect.bottom-1);
			pDC->MoveTo(rect.right-2,rect.bottom-2);
			pDC->LineTo(rect.right-1,rect.bottom-2);
			pDC->LineTo(rect.right-1,rect.top-1);
			
			pDC->SelectObject(&_penB);
			pDC->MoveTo(rect.left+2,rect.bottom);
			pDC->LineTo(rect.right-2,rect.bottom);
			pDC->LineTo(rect.right,rect.bottom-2);
		}
		else if(nStyle&TCS_RIGHTBEN)
		{
			if(bActive)
			{
				rect.left-=1;
				CBrush brush(GetSysColor(COLOR_3DFACE));
				pDC->FillRect(rect,&brush);
				rect.left+=1;
			}
			else
			{
				rect.right-=1;
				CBrush brush(RGB(200,200,200));
				pDC->FillRect(rect,&brush);
			}
			pDC->SelectObject(&_penW);
			pDC->MoveTo(rect.left,rect.bottom);
			pDC->LineTo(rect.left,rect.top + 2);
			pDC->LineTo(rect.left + 2,rect.top);
			pDC->LineTo(rect.right,rect.top);
			
			pDC->SelectObject(&_pen3DShadow);
			pDC->MoveTo(rect.right - 1,rect.top);
			pDC->LineTo(rect.right - 1,rect.bottom);
			
			pDC->MoveTo(rect.left+1,rect.bottom-2);
			pDC->LineTo(rect.left+1,rect.bottom-1);
			pDC->LineTo(rect.right-1,rect.bottom-1);
			pDC->MoveTo(rect.right-2,rect.bottom-2);
			pDC->LineTo(rect.right-1,rect.bottom-2);
			pDC->LineTo(rect.right-1,rect.top-1);
			
			pDC->SelectObject(&_penB);
			pDC->MoveTo(rect.right,rect.top + 1);
			pDC->LineTo(rect.right,rect.bottom);	
			
			pDC->MoveTo(rect.left+2,rect.bottom);
			pDC->LineTo(rect.right-2,rect.bottom);
			pDC->LineTo(rect.right,rect.bottom-2);
			
		}//end of TCS_DOWN
		
		if(nStyle&TCS_DOWNBEN||nStyle&TCS_UPBEN)
		{
			///////////调整位置//////////
			rect=m_rect;
			rect.left += 5;
			rect.right -= 2;
			///////////显示图标//////////
			if(rect.Width() > 16 && m_hIcon != NULL)
			{
				::DrawIconEx(pDC->m_hDC,rect.left,rect.top + 3,m_hIcon,16,16,0,NULL,DI_NORMAL);
				rect.left += 18;
			}
			if (!m_sText.IsEmpty())
			{
				///////////显示文字//////////
				rect.top += 5;
				CString sText = m_sText;
				int l = sText.GetLength();
				int i;
				for(i=0;i<10 && pDC->GetTextExtent(sText).cx > rect.Width();i++,l-=2)
					sText = sText.Left(l-2);
				if(i > 0)
				{
					sText = sText.Left(l-2);
					sText += "...";
				}
				pDC->DrawText(sText, &rect, DT_LEFT /*| DT_VCENTER */| DT_SINGLELINE);
			}
		}
		else if(nStyle&TCS_RIGHTBEN||nStyle&TCS_LEFTBEN)
		{
			///////////调整位置//////////
			rect.top += 5;
			rect.bottom -= 2;
			///////////显示图标//////////
			if(rect.Width() > 16 && m_hIcon != NULL)
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