// CJDockBar.cpp : implementation file
//
// Copyright © 1998 Written by Kirk Stowell   
//		mailto:kstowel@sprynet.com
//		http://www.geocities.com/SiliconValley/Haven/8230
//
// This code may be used in compiled form in any way you desire. This  
// file may be redistributed unmodified by any means PROVIDING it is   
// not sold for profit without the authors written consent, and   
// providing that this notice and the authors name and all copyright   
// notices remains intact. If the source code in this file is used in   
// any  commercial application then a statement along the lines of   
// "Portions Copyright © 1998 Kirk Stowell" must be included in   
// the startup banner, "About" box or printed documentation. An email   
// letting me know that you are using it would be nice as well. That's   
// not much to ask considering the amount of work that went into this.  
//  
// This file is provided "as is" with no expressed or implied warranty.  
// The author accepts no liability for any damage/loss of business that  
// this product may cause.  
//
// ==========================================================================
// HISTORY:	
// ==========================================================================
//			1.00	17 Oct 1998	- Initial re-write and release.
// ==========================================================================
//
/////////////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "CJDockBar.h"
#include "CJToolBar.h"

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

/////////////////////////////////////////////////////////////////////////////
// CCJDockBar

CCJDockBar::CCJDockBar()
{
	// TODO: add construction code here.
}

CCJDockBar::~CCJDockBar()
{
	// TODO: add destruction code here.
}

IMPLEMENT_DYNAMIC(CCJDockBar, CDockBar)

BEGIN_MESSAGE_MAP(CCJDockBar, CDockBar)
	//{{AFX_MSG_MAP(CCJDockBar)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCJDockBar message handlers

CSize CCJDockBar::CalcFixedLayout(BOOL bStretch, BOOL bHorz)
{
	ASSERT_VALID(this);
	
	CSize sizeFixed = CControlBar::CalcFixedLayout(bStretch, bHorz);
	
	// get max size
	CSize sizeMax;
	if (!m_rectLayout.IsRectEmpty())
		sizeMax = m_rectLayout.Size();
	else
	{
		CRect rectFrame;
		CFrameWnd* pFrame = GetParentFrame();
		pFrame->GetClientRect(&rectFrame);
		sizeMax = rectFrame.Size();
	}
	
	// prepare for layout
	AFX_SIZEPARENTPARAMS layout;
	layout.hDWP = m_bLayoutQuery ?
		NULL : ::BeginDeferWindowPos(m_arrBars.GetSize());
	int cxBorder = 2, cyBorder = 2;
	CPoint pt(-cxBorder, -cyBorder);
	int nWidth = 0;
	
	BOOL bWrapped = FALSE;
	
	// layout all the control bars
	for (int nPos = 0; nPos < m_arrBars.GetSize(); nPos++)
	{
		CControlBar* pBar = GetDockedControlBar(nPos);
		void* pVoid = m_arrBars[nPos];
		
		if (pBar != NULL)
		{
			if(pBar->IsKindOf(RUNTIME_CLASS(CCJToolBar)))
				cxBorder = cyBorder = 0;
			else
				cxBorder = cyBorder = 2;
			
			if (pBar->IsVisible())
			{
				// get ideal rect for bar
				DWORD dwMode = 0;
				if ((pBar->m_dwStyle & CBRS_SIZE_DYNAMIC) &&
					(pBar->m_dwStyle & CBRS_FLOATING))
					dwMode |= LM_HORZ | LM_MRUWIDTH;
				else if (pBar->m_dwStyle & CBRS_ORIENT_HORZ)
					dwMode |= LM_HORZ | LM_HORZDOCK;
				else
					dwMode |=  LM_VERTDOCK;
				
				CSize sizeBar = pBar->CalcDynamicLayout(-1, dwMode);
				
				CRect rect(pt, sizeBar);
				
				// get current rect for bar
				CRect rectBar;
				pBar->GetWindowRect(&rectBar);
				ScreenToClient(&rectBar);
				
				if (bHorz)
				{
					// Offset Calculated Rect out to Actual
					if (rectBar.left > rect.left && !m_bFloating)
						rect.OffsetRect(rectBar.left - rect.left, 0);
					
					// If ControlBar goes off the right, then right justify
					if (rect.right > sizeMax.cx && !m_bFloating)
					{
						int x = rect.Width() - cxBorder;
						x = max(sizeMax.cx - x, pt.x);
						rect.OffsetRect(x - rect.left, 0);
					}
					
					// If ControlBar has been wrapped, then left justify
					if (bWrapped)
					{
						bWrapped = FALSE;
						rect.OffsetRect(-(rect.left + cxBorder), 0);
					}
					// If ControlBar is completely invisible, then wrap it
					else if ((rect.left >= (sizeMax.cx - cxBorder)) &&
						(nPos > 0) && (m_arrBars[nPos - 1] != NULL))
					{
						m_arrBars.InsertAt(nPos, (CObject*)NULL);
						pBar = NULL; pVoid = NULL;
						bWrapped = TRUE;
					}
					if (!bWrapped)
					{
						if (rect != rectBar)
						{
							if (!m_bLayoutQuery &&
								!(pBar->m_dwStyle & CBRS_FLOATING))
							{
								pBar->m_pDockContext->m_rectMRUDockPos = rect;
							}
							AfxRepositionWindow(&layout, pBar->m_hWnd, &rect);
						}
						pt.x = rect.left + sizeBar.cx - cxBorder;
						nWidth = max(nWidth, sizeBar.cy);
					}
				}
				else
				{
					// Offset Calculated Rect out to Actual
					if (rectBar.top > rect.top && !m_bFloating)
						rect.OffsetRect(0, rectBar.top - rect.top);
					
					// If ControlBar goes off the bottom, then bottom justify
					if (rect.bottom > sizeMax.cy && !m_bFloating)
					{
						int y = rect.Height() - cyBorder;
						y = max(sizeMax.cy - y, pt.y);
						rect.OffsetRect(0, y - rect.top);
					}
					
					// If ControlBar has been wrapped, then top justify
					if (bWrapped)
					{
						bWrapped = FALSE;
						rect.OffsetRect(0, -(rect.top + cyBorder));
					}
					// If ControlBar is completely invisible, then wrap it
					else if ((rect.top >= (sizeMax.cy - cyBorder)) &&
						(nPos > 0) && (m_arrBars[nPos - 1] != NULL))
					{
						m_arrBars.InsertAt(nPos, (CObject*)NULL);
						pBar = NULL; pVoid = NULL;
						bWrapped = TRUE;
					}
					if (!bWrapped)
					{
						if (rect != rectBar)
						{
							if (!m_bLayoutQuery &&
								!(pBar->m_dwStyle & CBRS_FLOATING))
							{
								pBar->m_pDockContext->m_rectMRUDockPos = rect;
							}
							AfxRepositionWindow(&layout, pBar->m_hWnd, &rect);
						}
						pt.y = rect.top + sizeBar.cy - cyBorder;
						nWidth = max(nWidth, sizeBar.cx);
					}
				}
			}
			if (!bWrapped)
			{
				// handle any delay/show hide for the bar
				pBar->RecalcDelayShow(&layout);
			}
		}
		if (pBar == NULL && pVoid == NULL && nWidth != 0)
		{
			// end of row because pBar == NULL
			if (bHorz)
			{
				pt.y += nWidth - cyBorder;
				sizeFixed.cx = max(sizeFixed.cx, pt.x);
				sizeFixed.cy = max(sizeFixed.cy, pt.y);
				pt.x = -cxBorder;
			}
			else
			{
				pt.x += nWidth - cxBorder;
				sizeFixed.cx = max(sizeFixed.cx, pt.x);
				sizeFixed.cy = max(sizeFixed.cy, pt.y);
				pt.y = -cyBorder;
			}
			nWidth = 0;
		}
	}
	if (!m_bLayoutQuery)
	{
		// move and resize all the windows at once!
		if (layout.hDWP == NULL || !::EndDeferWindowPos(layout.hDWP))
			TRACE0("Warning: DeferWindowPos failed - low system resources.\n");
	}
	
	// adjust size for borders on the dock bar itself
	CRect rect;
	rect.SetRectEmpty();
	CalcInsideRect(rect, bHorz);
	
	if ((!bStretch || !bHorz) && sizeFixed.cx != 0)
		sizeFixed.cx += -rect.right + rect.left;
	if ((!bStretch || bHorz) && sizeFixed.cy != 0)
		sizeFixed.cy += -rect.bottom + rect.top;
	
	return sizeFixed;
}
