tools/src/tools/configtool/common/win32/thinsplitter.cpp

   1 //####COPYRIGHTBEGIN####
   2 //
   3 // ----------------------------------------------------------------------------
   4 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
   5 //
   6 // This program is part of the eCos host tools.
   7 //
   8 // This program is free software; you can redistribute it and/or modify it
   9 // under the terms of the GNU General Public License as published by the Free
  10 // Software Foundation; either version 2 of the License, or (at your option)
  11 // any later version.
  12 //
  13 // This program is distributed in the hope that it will be useful, but WITHOUT
  14 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15 // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  16 // more details.
  17 //
  18 // You should have received a copy of the GNU General Public License along with
  19 // this program; if not, write to the Free Software Foundation, Inc.,
  20 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21 //
  22 // ----------------------------------------------------------------------------
  23 //
  24 //####COPYRIGHTEND####
  25 //===========================================================================
  26 //#####DESCRIPTIONBEGIN####
  27 //
  28 // Author(s):   sdf
  29 // Contact(s):  sdf
  30 // Date:                1998/08/11
  31 // Version:             0.01
  32 // Purpose:
  33 // Description: Implementation of a CSplitterWndEx override for control/cell view split
  34 // Requires:
  35 // Provides:
  36 // See also:
  37 // Known bugs:
  38 // Usage:
  39 //
  40 //####DESCRIPTIONEND####
  41 //
  42 //===========================================================================
  43 #include "stdafx.h"
  44 #include "ThinSplitter.h"
  45 #include "ControlView.h"
  46 //#include "CellView.h"
  47
  48 BEGIN_MESSAGE_MAP(CThinSplitter, CSplitterWndEx)
  49         //{{AFX_MSG_MAP(CThinSplitter)
  50         ON_WM_SIZE()
  51         ON_WM_VSCROLL()
  52         ON_WM_MOUSEWHEEL()
  53         //}}AFX_MSG_MAP
  54 END_MESSAGE_MAP()
  55
  56 //IMPLEMENT_DYNCREATE(CThinSplitter, CSplitterWndEx)
  57
  58 CThinSplitter::CThinSplitter():
  59         m_fColumnRatio(0.75),
  60         CSplitterWndEx()
  61 {
  62   m_GrayPen.CreatePen(PS_SOLID,1,RGB(192,192,192));
  63 }
  64
  65 CThinSplitter::~CThinSplitter()
  66 {
  67 }
  68
  69 void CThinSplitter::OnDrawSplitter( CDC* pDC, ESplitType nType, const CRect& rect )
  70 {
  71         m_cxSplitterGap=1;
  72         switch(nType){
  73                 case splitBar:
  74 //TRACE("paint bar pDC=%08x\n",pDC);
  75                         if(pDC){
  76                                 int cx=rect.left;
  77                                 CPen *pOldPen=pDC->SelectObject(&m_GrayPen);
  78                                 //static CPen redpen(PS_SOLID,1,RGB(255,0,0));
  79                                 //pDC->FillSolidRect(rect,RGB(192,192,192));
  80                                 //CPen *pOldPen=pDC->SelectObject(&redpen);
  81
  82                                 pDC->MoveTo(cx,rect.top+m_cyBorder);
  83                                 pDC->LineTo(cx,rect.bottom-m_cyBorder);
  84                                 pDC->MoveTo(cx+1,rect.top+m_cyBorder);
  85                                 pDC->LineTo(cx+1,rect.bottom-m_cyBorder);
  86                                 pDC->SelectObject(pOldPen);
  87
  88                                 return;
  89                         }
  90                         break;
  91                 case splitBorder:
  92                         //if(pDC)
  93                         {
  94                                 CRect rcClient;
  95                                 GetClientRect(rcClient);
  96                                 CSplitterWndEx::OnDrawSplitter( pDC,splitBorder,rcClient);
  97                                 return;
  98                         }
  99                 default:
 100                         break;
 101         }
 102
 103         CSplitterWndEx::OnDrawSplitter( pDC,  nType,rect );
 104 }
 105
 106 void CThinSplitter::DeleteColumn(int colDelete)
 107 {
 108         // Do nothing - we don't allow deletion of columns
 109         UNUSED_ALWAYS(colDelete);
 110 }
 111
 112 int CThinSplitter::HitTest(CPoint pt) const
 113 {
 114         enum HitTestValue
 115         {
 116                 hSplitterBar1           = 201,
 117         };
 118         int rc=CSplitterWndEx::HitTest(pt);
 119         if(rc==0){
 120                 // Be more lenient about finding the splitter bar
 121                 CRect rect;
 122                 GetClientRect(rect);
 123                 rect.left = m_pColInfo[0].nCurSize-3;
 124                 rect.right = m_pColInfo[0].nCurSize + m_cxSplitterGap + 3;
 125                 if (rect.PtInRect(pt))
 126                 {
 127                         rc=hSplitterBar1;
 128                 }
 129         }
 130         return rc;
 131 }
 132
 133 void CThinSplitter::OnSize( UINT nType, int cx, int cy )
 134 {
 135         //if(m_nCols>1 && m_pColInfo){
 136         //      SetColumnInfo(0,int(m_fColumnRatio * cx + 0.5),0);
 137         //}
 138         CSplitterWndEx::OnSize( nType, cx, cy );
 139 }
 140
 141 // Two reasons for this: 1-the annoying debug warning the MFC version emits and
 142 // 2- an apparent bug whereby the scrollbar gets frozen.
 143 void CThinSplitter::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
 144 {
 145         for (int col = 0; col < m_nCols; col++)
 146         {
 147                 GetPane(0, col)->SendMessage(WM_VSCROLL,
 148                         MAKELONG(nSBCode, nPos), (LPARAM)pScrollBar->m_hWnd);
 149         }
 150 }
 151
 152 BOOL CThinSplitter::SplitColumn(int cxBefore){
 153         CRect rcClient;
 154         GetClientRect(rcClient);
 155         m_pColInfo[0].nCurSize=m_pColInfo[0].nIdealSize;
 156         //m_pDynamicViewClass = RUNTIME_CLASS(CCellView);
 157         int rc=CSplitterWndEx::SplitColumn(cxBefore);
 158         double d0=double(m_pColInfo[0].nCurSize);
 159         double d1=double(m_pColInfo[1].nCurSize);
 160         m_fColumnRatio=d0/(d0+d1);
 161         return rc;
 162 }
 163
 164 // We do this because the CSplitterWndEx implementation assumes both children are derived
 165 // from CScrollView - so here we just let the children handle the message themselves.
 166 BOOL CThinSplitter::OnMouseWheel(UINT nFlags, short zDelta, CPoint pt)
 167 {
 168         return TRUE;
 169         UNUSED_ALWAYS(nFlags);
 170         UNUSED_ALWAYS(zDelta);
 171         UNUSED_ALWAYS(pt);
 172 }
 173
 174 void CThinSplitter::RecalcLayout()
 175 {
 176         CSplitterWndEx::RecalcLayout();
 177         if (m_nCols==2 && m_pColInfo[0].nCurSize && m_pColInfo[1].nCurSize){
 178                 CRect rect;
 179                 GetClientRect(rect);
 180                 m_fColumnRatio=double(m_pColInfo[0].nCurSize)/double(rect.Width());
 181         }
 182 }
 183
 184 BOOL CThinSplitter::CreateStatic( CWnd* pParentWnd, int nRows, int nCols, DWORD dwStyle, UINT nID)
 185 {
 186   bool rc=CSplitterWndEx::CreateStatic(pParentWnd, nRows, nCols, dwStyle, nID);
 187   m_nMaxRows=1;
 188   return rc;
 189 }
 190