Src/MergeEditSplitterView.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 //    WinMerge:  an interactive diff/merge utility
   3 //    Copyright (C) 1997-2000  Thingamahoochie Software
   4 //    Author: Dean Grimm
   5 //    SPDX-License-Identifier: GPL-2.0-or-later
   6 /////////////////////////////////////////////////////////////////////////////
   7 /**
   8  * @file  MergeEditSplitterView.cpp
   9  *
  10  * @brief Implementation of the CMergeEditSplitterView class
  11  */
  12
  13 #include "StdAfx.h"
  14 #include "MergeEditSplitterView.h"
  15 #include "Merge.h"
  16 #include "MergeDoc.h"
  17 #include "MergeEditview.h"
  18 #include "MainFrm.h"
  19 #include "OptionsMgr.h"
  20 #include "OptionsDef.h"
  21
  22 #ifdef _DEBUG
  23 #define new DEBUG_NEW
  24 #endif
  25
  26 #define SWAPPARAMS_IF(c, a, b) (c ? a : b), (c ? b : a)
  27
  28 /////////////////////////////////////////////////////////////////////////////
  29 // CMergeEditSplitterView
  30
  31 IMPLEMENT_DYNCREATE(CMergeEditSplitterView, CView)
  32
  33 CMergeEditSplitterView::CMergeEditSplitterView(): m_bDetailView(false), m_nThisGroup(0)
  34 {
  35 }
  36
  37 CMergeEditSplitterView::~CMergeEditSplitterView()
  38 {
  39         dynamic_cast<CMergeDoc *>(GetDocument())->RemoveMergeViews(m_nThisGroup);
  40 }
  41
  42
  43 BEGIN_MESSAGE_MAP(CMergeEditSplitterView, CView)
  44         //{{AFX_MSG_MAP(CMergeEditSplitterView)
  45         ON_WM_SIZE()
  46         ON_WM_ERASEBKGND()
  47         ON_WM_MOUSEACTIVATE()
  48         //}}AFX_MSG_MAP
  49 END_MESSAGE_MAP()
  50
  51
  52 /////////////////////////////////////////////////////////////////////////////
  53 // CMergeEditSplitterView diagnostics
  54
  55 /////////////////////////////////////////////////////////////////////////////
  56 // CMergeEditSplitterView message handlers
  57
  58 BOOL CMergeEditSplitterView::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext)
  59 {
  60         CView::Create(lpszClassName, lpszWindowName, dwStyle, rect, pParentWnd, nID, pContext);
  61
  62         bool bSplitVert = !GetOptionsMgr()->GetBool(OPT_SPLIT_HORIZONTALLY);
  63         if (m_bDetailView)
  64                 bSplitVert = !bSplitVert;
  65
  66         CMergeDoc * pDoc = dynamic_cast<CMergeDoc *>(GetDocument());
  67         if (pDoc == nullptr)
  68                 return FALSE;
  69
  70         // create a splitter with 1 row, 2 columns
  71         if (!m_wndSplitter.CreateStatic(this, SWAPPARAMS_IF(bSplitVert, 1, pDoc->m_nBuffers),
  72                 WS_CHILD | WS_VISIBLE | WS_HSCROLL | WS_VSCROLL) )
  73         {
  74                 TRACE0("Failed to CreateStaticSplitter\n");
  75                 return FALSE;
  76         }
  77
  78         for (int nBuffer = 0; nBuffer < pDoc->m_nBuffers; nBuffer++)
  79         {
  80                 if (!m_wndSplitter.CreateView(SWAPPARAMS_IF(bSplitVert, 0, nBuffer),
  81                         RUNTIME_CLASS(CMergeEditView), CSize(-1, 200), pContext))
  82                 {
  83                         TRACE1("Failed to create pane%d\n", nBuffer);
  84                         return FALSE;
  85                 }
  86         }
  87
  88         m_wndSplitter.ResizablePanes(true);
  89         m_wndSplitter.AutoResizePanes(GetOptionsMgr()->GetBool(OPT_RESIZE_PANES));
  90
  91         m_nThisGroup = pDoc->m_nGroups;
  92
  93         // stash left & right pointers into the mergedoc
  94         CMergeEditView * pView[3];
  95         for (int nBuffer = 0; nBuffer < pDoc->m_nBuffers; nBuffer++)
  96         {
  97                 pView[nBuffer] = static_cast<CMergeEditView *>(m_wndSplitter.GetPane(SWAPPARAMS_IF(bSplitVert, 0, nBuffer)));
  98                 // connect merge views up to display of status info
  99                 pView[nBuffer]->m_nThisPane = nBuffer;
 100                 pView[nBuffer]->m_nThisGroup = m_nThisGroup;
 101                 pView[nBuffer]->m_bDetailView = m_bDetailView;
 102         }
 103         pDoc->AddMergeViews(pView);
 104         if (!m_bDetailView && pDoc->m_nGroups > 1)
 105         {
 106                 for (int nBuffer = 0; nBuffer < pDoc->m_nBuffers; nBuffer++)
 107                 {
 108                         CMergeEditView *pView2 = pDoc->GetView(pDoc->m_nGroups - 1, nBuffer);
 109                         pView2->SendMessage(WM_INITIALUPDATE);
 110                         pView2->CopyProperties(pDoc->GetView(0, nBuffer));
 111                         pView2->SetStatusInterface(pDoc->GetView(0, nBuffer)->m_piMergeEditStatus);
 112                 }
 113                 m_wndSplitter.RecalcLayout();
 114         }
 115         return TRUE;
 116 }
 117
 118 void CMergeEditSplitterView::OnInitialUpdate()
 119 {
 120         CView::OnInitialUpdate();
 121         CMergeDoc * pDoc = dynamic_cast<CMergeDoc *>(GetDocument());
 122
 123 }
 124
 125 void CMergeEditSplitterView::OnDraw(CDC* pDC)
 126 {
 127 }
 128
 129 BOOL CMergeEditSplitterView::OnEraseBkgnd (CDC * pdc)
 130 {
 131   UNREFERENCED_PARAMETER(pdc);
 132   return true;
 133 }
 134
 135 void CMergeEditSplitterView::OnSize(UINT nType, int cx, int cy)
 136 {
 137         CView::OnSize(nType, cx, cy);
 138         if (m_wndSplitter.m_hWnd)
 139                 m_wndSplitter.MoveWindow(0, 0, cx, cy);
 140 }