NGenericDockBar.cpp
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上传日期:2007-01-02
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文件大小:7k
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开发平台:
Visual C++
- // NGenericDockBar.cpp: implementation of the CNGenericDockBar class.
- //
- /*
- Copyright (C) 1998 Tony Hoyle (tmh@netfusion.co.uk)
- This program is free software; you can redistribute it and/or modify it under the terms
- of the GNU General Public License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
- This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
- without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- See the GNU General Public License for more details.
- You should have received a copy of the GNU General Public License along with this program;
- if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- //////////////////////////////////////////////////////////////////////
- #include "stdafx.h"
- #include "NGenericDockBar.h"
- #include "NGenericToolBar.h"
- #include "NGenericMenu.h"
- #include "afxpriv.h"
- #ifdef _DEBUG
- #undef THIS_FILE
- static char THIS_FILE[]=__FILE__;
- #define new DEBUG_NEW
- #endif
- IMPLEMENT_DYNCREATE(CNGenericDockBar,CDockBar)
- BEGIN_MESSAGE_MAP(CNGenericDockBar,CDockBar)
- //{{AFX_MSG_MAP(CNGenericDockBar)
- //}}AFX_MSG_MAP
- END_MESSAGE_MAP()
- //////////////////////////////////////////////////////////////////////
- // Construction/Destruction
- //////////////////////////////////////////////////////////////////////
- CNGenericDockBar::CNGenericDockBar()
- {
- }
- CNGenericDockBar::~CNGenericDockBar()
- {
- }
- CSize CNGenericDockBar::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();
- }
- const int NormalcxBorder2=GetSystemMetrics(SM_CYBORDER)*2;
- const int NormalcyBorder2=2;
- const int AltcxBorder2=0;
- const int AltcyBorder2=0;
- int cxBorder2=0;
- int cyBorder2=0;
- // prepare for layout
- AFX_SIZEPARENTPARAMS layout;
- layout.hDWP = m_bLayoutQuery ?
- NULL : ::BeginDeferWindowPos(m_arrBars.GetSize());
- CPoint pt(-cxBorder2, -NormalcyBorder2);
- 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->IsVisible())
- {
- if(pBar->IsKindOf(RUNTIME_CLASS(CNGenericToolBar)))
- {
- cxBorder2=AltcxBorder2;
- cyBorder2=AltcyBorder2;
- }
- else
- {
- cxBorder2=NormalcxBorder2;
- cyBorder2=NormalcyBorder2;
- }
- // 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() - cxBorder2;
- 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 + cxBorder2), 0);
- }
- // If ControlBar is completely invisible, then wrap it
- else if ((rect.left >= (sizeMax.cx - cxBorder2)) &&
- (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 - cxBorder2;
- 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() - cyBorder2;
- 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 + cyBorder2));
- }
- // If ControlBar is completely invisible, then wrap it
- else if ((rect.top >= (sizeMax.cy - cyBorder2)) &&
- (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 - cyBorder2;
- 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 - cyBorder2;
- sizeFixed.cx = max(sizeFixed.cx, pt.x);
- sizeFixed.cy = max(sizeFixed.cy, pt.y);
- pt.x = -cxBorder2;
- }
- else
- {
- pt.x += nWidth - cxBorder2;
- sizeFixed.cx = max(sizeFixed.cx, pt.x);
- sizeFixed.cy = max(sizeFixed.cy, pt.y);
- pt.y = -cyBorder2;
- }
- 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;
- }