Initial revision

[karo-tx-redboot.git] / tools / src / tools / configtool / common / win32 / SplitterWndEx.cpp

diff --git a/tools/src/tools/configtool/common/win32/SplitterWndEx.cpp b/tools/src/tools/configtool/common/win32/SplitterWndEx.cpp
new file mode 100644 (file)
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+++ b/tools/src/tools/configtool/common/win32/SplitterWndEx.cpp
@@ -0,0 +1,187 @@
+//####COPYRIGHTBEGIN####
+//                                                                          
+// ----------------------------------------------------------------------------
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
+//
+// This program is part of the eCos host tools.
+//
+// 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., 
+// 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+//
+// ----------------------------------------------------------------------------
+//                                                                          
+//####COPYRIGHTEND####
+//
+//===========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):  sdf
+// Contact(s): sdf
+// Date:               1998/08/11
+// Version:            0.01
+// Purpose:    
+// Description:        This is the implementation of the extended splitter window class.
+// Requires:   
+// Provides:   
+// See also:    
+// Known bugs: 
+// Usage:      
+//
+//####DESCRIPTIONEND####
+//
+//===========================================================================
+#include "stdafx.h"
+#include "SplitterWndEx.h"
+
+#ifdef _DEBUG
+#define new DEBUG_NEW
+#undef THIS_FILE
+static char THIS_FILE[] = __FILE__;
+#endif
+
+////////////////////////////////////////////////////////////////////////////
+//
+// CSplitterWndEx
+
+CSplitterWndEx::CSplitterWndEx():
+       m_fRowColumnRatio(0.0)
+{
+       m_bParentHide=FALSE;
+       m_pwnd1=m_pwnd2=NULL;
+}
+
+BEGIN_MESSAGE_MAP(CSplitterWndEx, CSplitterWnd)
+//{{AFX_MSG_MAP(CSplitterWndEx)
+       ON_WM_MOUSEWHEEL()
+       ON_WM_SIZE()
+       //}}AFX_MSG_MAP
+END_MESSAGE_MAP()
+
+void CSplitterWndEx::ShowPane(CWnd * pWnd,BOOL bShow)
+{
+       if(m_pwnd1==NULL){
+               m_pwnd1=GetPane(0,0);
+               m_pwnd2=GetPane(!IsHorizontal(),IsHorizontal());
+       }
+       
+       ASSERT(pWnd==m_pwnd1 || pWnd==m_pwnd2);
+
+       int &nRowCols=IsHorizontal()?m_nCols:m_nRows;
+
+       if(bShow){
+               if(!pWnd->IsWindowVisible()){
+                       if(m_bParentHide){
+                               ((CSplitterWndEx *)GetParent())->ShowPane(this,TRUE);
+                               // Ensure the correct pane reappears
+                               if(GetPane(0,0)!=pWnd){
+                                       // Need to swap the entries
+                                       SwapRowColInfo();
+                               }
+                               m_bParentHide=FALSE;
+                       } else { // maybe nothing to do
+                               nRowCols++;
+                               if(pWnd==m_pwnd1){
+                                       // Need to swap the entries
+                                       SwapRowColInfo();
+                               }
+                       }
+
+                       pWnd->ShowWindow(SW_SHOW);
+               }
+               if(pWnd==m_pwnd1){
+                       m_pwnd1->SetDlgCtrlID(AFX_IDW_PANE_FIRST);
+                       m_pwnd2->SetDlgCtrlID(AFX_IDW_PANE_FIRST+(IsHorizontal()?1:16));
+               }
+       } else {
+               if(pWnd->IsWindowVisible()){
+
+                       pWnd->ShowWindow(SW_HIDE);
+                       if(nRowCols == 1) {
+                               m_bParentHide=TRUE;
+                               ((CSplitterWndEx *)GetParent())->ShowPane(this,FALSE);
+                       } else {
+                               // Both panes currently active
+                               int rowActive, colActive;
+                               if (GetActivePane(&rowActive, &colActive) != NULL && pWnd==GetPane(rowActive, colActive)){
+          int bHorz=IsHorizontal();
+                                       SetActivePane((!bHorz)&(rowActive^1), (bHorz)&(colActive^1));
+                               }
+                               if(pWnd==m_pwnd1){
+                                       SwapRowColInfo();
+                                       m_pwnd2->SetDlgCtrlID(AFX_IDW_PANE_FIRST);
+                                       m_pwnd1->SetDlgCtrlID(AFX_IDW_PANE_FIRST+1);
+                               }
+                               nRowCols--;
+                       }
+               }
+       }
+       RecalcLayout();
+}
+
+void CSplitterWndEx::SwapRowColInfo()
+{
+       CRowColInfo*& pRowColInfo=IsHorizontal()?m_pColInfo:m_pRowInfo;
+
+       // Need to swap the entries
+       CRowColInfo save;
+       memcpy(&save,&pRowColInfo[0],sizeof CRowColInfo);
+       memcpy(&pRowColInfo[0],&pRowColInfo[1],sizeof CRowColInfo);
+       memcpy(&pRowColInfo[1],&save,sizeof CRowColInfo);
+}
+
+
+// We do this because the CSplitterWnd implementation assumes both children are derived
+// from CScrollView - so here we just let the children handle the message themselves.
+BOOL CSplitterWndEx::OnMouseWheel(UINT nFlags, short zDelta, CPoint pt) 
+{
+       return TRUE;
+       UNUSED_ALWAYS(nFlags);
+       UNUSED_ALWAYS(zDelta);
+       UNUSED_ALWAYS(pt);
+}
+
+void CSplitterWndEx::OnSize(UINT nType, int cx, int cy) 
+{
+       int &nRowCols=IsHorizontal()?m_nCols:m_nRows;
+       CRowColInfo *&RowColInfo=IsHorizontal()?m_pColInfo:m_pRowInfo;
+       if(nRowCols>1 && (cx|cy) && m_fRowColumnRatio!=0.0){
+               RowColInfo[0].nIdealSize=int(0.5 + m_fRowColumnRatio * double(IsHorizontal()?cx:cy));
+       }
+       CSplitterWnd::OnSize( nType, cx, cy );
+}
+
+void CSplitterWndEx::RecalcLayout()
+{
+       CSplitterWnd::RecalcLayout();
+       CRowColInfo *&RowColInfo=IsHorizontal()?m_pColInfo:m_pRowInfo;
+       int &nRowCols=IsHorizontal()?m_nCols:m_nRows;
+       if (nRowCols==2 && RowColInfo[0].nCurSize && RowColInfo[1].nCurSize){
+               CRect rect;
+               GetClientRect(rect);
+               m_fRowColumnRatio=double(RowColInfo[0].nCurSize)/double(IsHorizontal()?rect.Width():rect.Height());
+       }
+}
+
+double CSplitterWndEx::GetSplitPoint()
+{
+  return m_fRowColumnRatio;
+}
+
+void CSplitterWndEx::SetSplitPoint(double fSplit)
+{
+  m_fRowColumnRatio=fSplit;
+  CRect rc;
+  GetClientRect(rc);
+  OnSize(SIZE_RESTORED,rc.Width(),rc.Height());
+}