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BASEVW.CPP
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// drawvw.cpp : implementation of the CBaseView class
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1993 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and Microsoft
// QuickHelp and/or WinHelp documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.
#include "stdafx.h"
//#include <afxpriv.h>
#include "train.h"
#include "pageserv.h"
#include "mconnect.h"
#include "drawdoc.h"
#include "drawobj.h"
#include "dataelem.h"
#include "tabobj.h"
#include "cntritem.h"
#include "persist.h"
#include "basevw.h"
#include "rectdlg.h"
#include "drawtool.h"
#include "mainfrm.h"
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
// private clipboard format (list of Draw objects)
CLIPFORMAT CBaseView::m_cfDraw =
(CLIPFORMAT)::RegisterClipboardFormat("MFC Train");
/////////////////////////////////////////////////////////////////////////////
// CBaseView
IMPLEMENT_DYNCREATE(CBaseView, CScrollView)
BEGIN_MESSAGE_MAP(CBaseView, CScrollView)
//{{AFX_MSG_MAP(CBaseView)
ON_COMMAND(ID_OLE_INSERT_NEW, OnInsertObject)
ON_COMMAND(ID_CANCEL_EDIT, OnCancelEdit)
// Aktionen durch die Maus:
ON_WM_LBUTTONDOWN()
ON_WM_LBUTTONUP()
ON_WM_MOUSEMOVE()
ON_WM_LBUTTONDBLCLK()
ON_COMMAND(ID_DRAW_SELECT, OnDrawSelect)
ON_UPDATE_COMMAND_UI(ID_DRAW_SELECT, OnUpdateDrawSelect)
ON_UPDATE_COMMAND_UI(ID_OBJECT_MOVEBACK, OnUpdateSingleSelect)
ON_COMMAND(ID_EDIT_SELECT_ALL, OnEditSelectAll)
ON_COMMAND(ID_EDIT_CLEAR, OnEditClear)
ON_UPDATE_COMMAND_UI(ID_EDIT_CLEAR, OnUpdateAnySelect)
ON_WM_SIZE()
ON_COMMAND(ID_ZOOM, OnZoom)
ON_COMMAND(ID_HUNDERTPROZENT, OnHundertProzent)
ON_UPDATE_COMMAND_UI(ID_HUNDERTPROZENT, OnUpdateHundertProzent)
ON_COMMAND(ID_VIEW_GRID, OnViewGrid)
ON_UPDATE_COMMAND_UI(ID_VIEW_GRID, OnUpdateViewGrid)
ON_WM_ERASEBKGND()
ON_COMMAND(ID_OBJECT_FILLCOLOR, OnObjectFillColor)
ON_COMMAND(ID_OBJECT_LINECOLOR, OnObjectLineColor)
ON_COMMAND(ID_OBJECT_MOVEBACK, OnObjectMoveBack)
ON_COMMAND(ID_OBJECT_MOVEFORWARD, OnObjectMoveForward)
ON_COMMAND(ID_OBJECT_MOVETOBACK, OnObjectMoveToBack)
ON_COMMAND(ID_OBJECT_MOVETOFRONT, OnObjectMoveToFront)
ON_UPDATE_COMMAND_UI(ID_OBJECT_MOVEFORWARD, OnUpdateSingleSelect)
ON_UPDATE_COMMAND_UI(ID_OBJECT_MOVETOBACK, OnUpdateSingleSelect)
ON_UPDATE_COMMAND_UI(ID_OBJECT_MOVETOFRONT, OnUpdateSingleSelect)
ON_COMMAND(ID_EDIT_COPY, OnEditCopy)
ON_COMMAND(ID_EDIT_CUT, OnEditCut)
ON_UPDATE_COMMAND_UI(ID_EDIT_COPY, OnUpdateEditCopy)
ON_UPDATE_COMMAND_UI(ID_EDIT_CUT, OnUpdateEditCut)
ON_UPDATE_COMMAND_UI(ID_EDIT_PASTE, OnUpdateEditPaste)
ON_UPDATE_COMMAND_UI(ID_VIEW_SHOWOBJECTS, OnUpdateViewShowObjects)
ON_UPDATE_COMMAND_UI(ID_EDIT_PROPERTIES, OnUpdateEditProperties)
ON_UPDATE_COMMAND_UI(ID_EDIT_SELECT_ALL, OnUpdateEditSelectAll)
ON_COMMAND(ID_EDIT_PASTE, OnEditPaste)
ON_WM_SETFOCUS()
ON_COMMAND(ID_VIEW_SHOWOBJECTS, OnViewShowObjects)
ON_COMMAND(ID_EDIT_PROPERTIES, OnEditProperties)
ON_WM_DESTROY()
//}}AFX_MSG_MAP
// Standard printing commands
ON_COMMAND(ID_FILE_PRINT, OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_PREVIEW, CScrollView::OnFilePrintPreview)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CBaseView construction/destruction
CBaseView::CBaseView()
{
m_Zoom = 100;
m_bHundertProzent = TRUE;
m_bGrid = TRUE;
m_gridColor = RGB(0, 0, 128);
m_bActive = FALSE;
}
CBaseView::~CBaseView()
{
}
BOOL CBaseView::PreCreateWindow(CREATESTRUCT& cs)
{
ASSERT_VALID(this);
ASSERT(cs.style & WS_CHILD);
if (cs.lpszClass == NULL)
cs.lpszClass = AfxRegisterWndClass(CS_DBLCLKS);
return TRUE;
}
void CBaseView::OnActivateView(BOOL bActivate, CView* pActiveView,
CView* pDeactiveView)
{
ASSERT_VALID(this);
CView::OnActivateView(bActivate, pActiveView, pDeactiveView);
// invalidate selections when active status changes
if (m_bActive != bActivate)
{
if (bActivate) // if becoming active update as if active
{
m_bActive = bActivate;
}
if (!m_selection.IsEmpty())
OnUpdate(NULL, HINT_UPDATE_SELECTION, NULL);
m_bActive = bActivate;
}
}
/////////////////////////////////////////////////////////////////////////////
// CBaseView drawing
void CBaseView::InvalObj(CDrawObj* pObj)
{
ASSERT_VALID(this);
CRect rect = pObj->GetRect();
DocToClient(rect);
if (m_bActive && IsSelected(pObj))
{
rect.left -= 4;
rect.top -= 5;
rect.right += 5;
rect.bottom += 4;
}
rect.InflateRect(1, 1); // handles CDrawOleObj objects
InvalidateRect(rect, FALSE);
}
void CBaseView::OnUpdate(CView* , LPARAM lHint, CObject* pHint)
{
ASSERT_VALID(this);
switch (lHint)
{
case HINT_UPDATE_WINDOW: // redraw entire window
Invalidate(FALSE);
break;
case HINT_UPDATE_DRAWOBJ: // a single object has changed
/* {
CObList* pList = ((CDrawObj*) pHint)->GetViewList();
if (pList->Find(this) == NULL) ((CDrawObj*) pHint)->SetView(this);*/
InvalObj((CDrawObj*)pHint);
//}
break;
case HINT_UPDATE_SELECTION: // an entire selection has changed
{
CObList* pList = pHint != NULL ? (CObList*)pHint : &m_selection;
POSITION pos = pList->GetHeadPosition();
while (pos != NULL)
InvalObj((CDrawObj*)pList->GetNext(pos));
}
break;
case HINT_DELETE_SELECTION: // an entire selection has been removed
if (pHint != &m_selection)
{
CObList* pList = (CObList*)pHint;
POSITION pos = pList->GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*)pList->GetNext(pos);
InvalObj(pObj);
Remove(pObj); // remove it from this view's selection
}
}
break;
case HINT_UPDATE_OLE_ITEMS:
{
POSITION pos = GetDocObjects()->GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*) GetDocObjects()->GetNext(pos);
if (pObj->IsKindOf(RUNTIME_CLASS(CDrawOleObj)))
InvalObj(pObj);
}
}
break;
default:
ASSERT(FALSE);
break;
}
}
void CBaseView::OnPrepareDC(CDC* pDC, CPrintInfo* pInfo)
{
ASSERT_VALID(this);
CScrollView::OnPrepareDC(pDC, pInfo);
// mapping mode is MM_ANISOTROPIC
// these extents setup a mode similar to MM_LOENGLISH
// MM_LOENGLISH is in .01 physical inches
// these extents provide .01 logical inches
pDC->SetMapMode(MM_ANISOTROPIC);
pDC->SetViewportExt(pDC->GetDeviceCaps(LOGPIXELSX),
pDC->GetDeviceCaps(LOGPIXELSY));
if (m_bHundertProzent)
pDC->SetWindowExt(100, -100);
else
pDC->SetWindowExt(m_Zoom, -m_Zoom);
// set the origin of the coordinate system to the center of the page
CPoint ptOrg;
ptOrg.x = GetDocument()->GetSize().cx / 2;
ptOrg.y = GetDocument()->GetSize().cy / 2;
// ptOrg is in logical coordinates
pDC->OffsetWindowOrg(-ptOrg.x,ptOrg.y);
}
BOOL CBaseView::OnScrollBy(CSize sizeScroll, BOOL bDoScroll)
{
ASSERT_VALID(this);
// do the scroll
if (!CScrollView::OnScrollBy(sizeScroll, bDoScroll))
return FALSE;
// update the position of any in-place active item
if (bDoScroll)
{
UpdateActiveItem();
UpdateWindow();
}
return TRUE;
}
void CBaseView::OnDraw(CDC* pDC)
{
ASSERT_VALID(this);
CDrawDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
CDC dc;
CDC* pDrawDC = pDC;
CBitmap bitmap;
CBitmap* pOldBitmap;
// only paint the rect that needs repainting
CRect client;
pDC->GetClipBox(client);
CRect rect = client;
DocToClient(rect);
if (!pDC->IsPrinting())
{
// draw to offscreen bitmap for fast looking repaints
if (dc.CreateCompatibleDC(pDC))
{
if (bitmap.CreateCompatibleBitmap(pDC, rect.Width(), rect.Height()))
{
OnPrepareDC(&dc, NULL);
pDrawDC = &dc;
// offset origin more because bitmap is just piece of the whole drawing
dc.OffsetViewportOrg(-rect.left, -rect.top);
pOldBitmap = dc.SelectObject(&bitmap);
dc.SetBrushOrg(rect.left % 8, rect.top % 8);
// might as well clip to the same rectangle
dc.IntersectClipRect(client);
}
}
}
// paint background
CBrush brush;
if (!brush.CreateSolidBrush(pDoc->GetPaperColor()))
return;
brush.UnrealizeObject();
pDrawDC->FillRect(client, &brush);
if (!pDC->IsPrinting() && m_bGrid)
DrawGrid(pDrawDC);
pDoc->Draw(pDrawDC, this);
if (pDrawDC != pDC)
{
pDC->SetViewportOrg(0, 0);
pDC->SetWindowOrg(0,0);
pDC->SetMapMode(MM_TEXT);
dc.SetViewportOrg(0, 0);
dc.SetWindowOrg(0,0);
dc.SetMapMode(MM_TEXT);
pDC->BitBlt(rect.left, rect.top, rect.Width(), rect.Height(),
&dc, 0, 0, SRCCOPY);
dc.SelectObject(pOldBitmap);
}
}
void CBaseView::Remove(CDrawObj* pObj)
{
ASSERT_VALID(this);
POSITION pos = m_selection.Find(pObj);
if (pos != NULL)
m_selection.RemoveAt(pos);
}
void CBaseView::PasteNative(COleDataObject& dataObject)
{
ASSERT_VALID(this);
// get file refering to clipboard data
CFile* pFile = dataObject.GetFileData(m_cfDraw);
if (pFile == NULL)
return;
// connect the file to the archive
CArchive ar(pFile, CArchive::load);
TRY
{
ar.m_pDocument = GetDocument(); // set back-pointer in archive
// read the selection
m_selection.Serialize(ar);
}
CATCH_ALL(e)
{
ar.Close();
delete pFile;
THROW_LAST();
}
END_CATCH_ALL
ar.Close();
delete pFile;
}
void CBaseView::PasteEmbedded(COleDataObject& dataObject)
{
ASSERT_VALID(this);
BeginWaitCursor();
// paste embedded
CDrawOleObj* pObj = new CDrawOleObj(GetInitialPosition());
ASSERT_VALID(pObj);
CDrawItem* pItem = new CDrawItem(GetDocument(), pObj);
ASSERT_VALID(pItem);
pObj->m_pClientItem = pItem;
TRY
{
if (!pItem->CreateFromData(&dataObject) &&
!pItem->CreateStaticFromData(&dataObject))
{
AfxThrowMemoryException(); // any exception will do
}
// add the object to the document
GetDocument()->Add(pObj, this);
m_selection.AddTail(pObj);
// try to get initial presentation data
pItem->UpdateLink();
pItem->UpdateExtent();
}
CATCH_ALL(e)
{
// clean up item
pItem->Delete();
pObj->m_pClientItem = NULL;
GetDocument()->Remove(pObj, this);
delete pObj;
AfxMessageBox(IDP_FAILED_TO_CREATE);
}
END_CATCH_ALL
EndWaitCursor();
}
void CBaseView::DrawGrid(CDC* pDC)
{
ASSERT_VALID(this);
CDrawDoc* pDoc = GetDocument();
COLORREF oldBkColor = pDC->SetBkColor(pDoc->GetPaperColor());
CRect rect;
rect.left = -pDoc->GetSize().cx / 2;
rect.top = -pDoc->GetSize().cy / 2;
rect.right = rect.left + pDoc->GetSize().cx;
rect.bottom = rect.top + pDoc->GetSize().cy;
// Center lines
CPen penDash;
penDash.CreatePen(PS_DASH, 1, m_gridColor);
CPen* pOldPen = pDC->SelectObject(&penDash);
pDC->MoveTo(0, rect.top);
pDC->LineTo(0, rect.bottom);
pDC->MoveTo(rect.left, 0);
pDC->LineTo(rect.right, 0);
// Major unit lines
CPen penDot;
penDot.CreatePen(PS_DOT, 1, m_gridColor);
pDC->SelectObject(&penDot);
for (int x = rect.left / 100 * 100; x < rect.right; x += 100)
{
if (x != 0)
{
pDC->MoveTo(x, rect.top);
pDC->LineTo(x, rect.bottom);
}
}
for (int y = rect.top / 100 * 100; y < rect.bottom; y += 100)
{
if (y != 0)
{
pDC->MoveTo(rect.left, y);
pDC->LineTo(rect.right, y);
}
}
// Outlines
CPen penSolid;
penSolid.CreatePen(PS_SOLID, 1, m_gridColor);
pDC->SelectObject(&penSolid);
pDC->MoveTo(rect.left, rect.top);
pDC->LineTo(rect.right, rect.top);
pDC->LineTo(rect.right, rect.bottom);
pDC->LineTo(rect.left, rect.bottom);
pDC->LineTo(rect.left, rect.top);
pDC->SelectObject(pOldPen);
pDC->SetBkColor(oldBkColor);
}
void CBaseView::SetObjectsToView()
// View an Objekte anmelden.
{
ASSERT_VALID(this);
CObList* list = GetDocObjects();
POSITION pos = list->GetHeadPosition();
while (pos != NULL)
{
((CDrawObj*) list->GetNext(pos))->SetView(this);
}
}
void CBaseView::OnInitialUpdate()
{
ASSERT_VALID(this);
CView::OnInitialUpdate();
CSize size = GetDocument()->GetSize();
CClientDC dc(NULL);
size.cx = MulDiv(size.cx, dc.GetDeviceCaps(LOGPIXELSX), 100);
size.cy = MulDiv(size.cy, dc.GetDeviceCaps(LOGPIXELSY), 100);
SetScrollSizes(MM_TEXT, size);
SetObjectsToView();
}
void CBaseView::SetPageSize(CSize size)
{
ASSERT_VALID(this);
CClientDC dc(NULL);
size.cx = MulDiv(size.cx, dc.GetDeviceCaps(LOGPIXELSX), m_Zoom);
size.cy = MulDiv(size.cy, dc.GetDeviceCaps(LOGPIXELSY), m_Zoom);
SetScrollSizes(MM_TEXT, size);
GetDocument()->UpdateAllViews(NULL, HINT_UPDATE_WINDOW, NULL);
}
/////////////////////////////////////////////////////////////////////////////
// CBaseView printing
BOOL CBaseView::OnPreparePrinting(CPrintInfo* pInfo)
{
ASSERT_VALID(this);
// default preparation
return DoPreparePrinting(pInfo);
}
void CBaseView::OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo)
{
ASSERT_VALID(this);
CScrollView::OnBeginPrinting(pDC,pInfo);
// check page size -- user could have gone into print setup
// from print dialog and changed paper or orientation
GetDocument()->ComputePageSize();
}
void CBaseView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
ASSERT_VALID(this);
// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// OLE Client support and commands
BOOL CBaseView::IsSelected(const CObject* pDocItem) const
{
ASSERT_VALID(this);
CDrawObj* pDrawObj = (CDrawObj*)pDocItem;
if (pDocItem->IsKindOf(RUNTIME_CLASS(CDrawItem)))
pDrawObj = ((CDrawItem*)pDocItem)->m_pDrawObj;
return m_selection.Find(pDrawObj) != NULL;
}
void CBaseView::OnInsertObject()
{
ASSERT_VALID(this);
// Invoke the standard Insert Object dialog box to obtain information
// for new CDrawItem object.
COleInsertDialog dlg;
if (dlg.DoModal() != IDOK)
return;
BeginWaitCursor();
// First create the C++ object
CDrawOleObj* pObj = new CDrawOleObj(GetInitialPosition());
ASSERT_VALID(pObj);
CDrawItem* pItem = new CDrawItem(GetDocument(), pObj);
ASSERT_VALID(pItem);
pObj->m_pClientItem = pItem;
// Now create the OLE object/item
TRY
{
if (!dlg.CreateItem(pObj->m_pClientItem))
AfxThrowMemoryException();
// add the object to the document
GetDocument()->Add(pObj, this);
// try to get initial presentation data
pItem->UpdateLink();
pItem->UpdateExtent();
// if insert new object -- initially show the object
if (dlg.GetSelectionType() == COleInsertDialog::createNewItem)
pItem->DoVerb(OLEIVERB_SHOW, this);
}
CATCH_ALL(e)
{
// clean up item
pItem->Delete();
pObj->m_pClientItem = NULL;
GetDocument()->Remove(pObj, this);
delete pObj;
AfxMessageBox(IDP_FAILED_TO_CREATE);
}
END_CATCH_ALL
EndWaitCursor();
}
// The following command handler provides the standard keyboard
// user interface to cancel an in-place editing session.
void CBaseView::OnCancelEdit()
{
ASSERT_VALID(this);
// deactivate any in-place active item on this view!
COleClientItem* pActiveItem = GetDocument()->GetInPlaceActiveItem(this);
if (pActiveItem != NULL)
{
// if we found one, deactivate it
pActiveItem->Close();
}
ASSERT(GetDocument()->GetInPlaceActiveItem(this) == NULL);
// escape also brings us back into select mode
ReleaseCapture();
CDrawTool* pTool = CDrawTool::FindTool(CDrawTool::c_drawShape);
if (pTool != NULL)
pTool->OnCancel();
CDrawTool::c_drawShape = select;
}
void CBaseView::OnSetFocus(CWnd* pOldWnd)
{
ASSERT_VALID(this);
COleClientItem* pActiveItem = GetDocument()->GetInPlaceActiveItem(this);
if (pActiveItem != NULL &&
pActiveItem->GetItemState() == COleClientItem::activeUIState)
{
// need to set focus to this item if it is in the same view
CWnd* pWnd = pActiveItem->GetInPlaceWindow();
if (pWnd != NULL)
{
pWnd->SetFocus();
return;
}
}
CScrollView::OnSetFocus(pOldWnd);
}
CRect CBaseView::GetInitialPosition()
{
ASSERT_VALID(this);
CRect rect(10, 10, 10, 10);
ClientToDoc(rect);
return rect;
}
void CBaseView::ClientToDoc(CPoint& point)
{
ASSERT_VALID(this);
CClientDC dc(this);
OnPrepareDC(&dc, NULL);
dc.DPtoLP(&point);
}
void CBaseView::ClientToDoc(CRect& rect)
{
ASSERT_VALID(this);
CClientDC dc(this);
OnPrepareDC(&dc, NULL);
dc.DPtoLP(rect);
ASSERT(rect.left <= rect.right);
ASSERT(rect.bottom <= rect.top);
}
void CBaseView::DocToClient(CPoint& point)
{
ASSERT_VALID(this);
CClientDC dc(this);
OnPrepareDC(&dc, NULL);
dc.LPtoDP(&point);
}
void CBaseView::DocToClient(CRect& rect)
{
ASSERT_VALID(this);
CClientDC dc(this);
OnPrepareDC(&dc, NULL);
dc.LPtoDP(rect);
rect.NormalizeRect();
}
CObList* CBaseView::GetDocObjects()
{
ASSERT(FALSE);
return NULL;
}
// PageView bezieht sich hier nur auf GetDocObjects (eine Seite)
CObList* CBaseView::GetPage()
{
return GetDocObjects();
}
CString CBaseView::GetActualPage()
{
// Nur eine Seite, damit CDrawObj.FindView funktioniert
CString S = CString("1");
return S;
}
void CBaseView::UnSelectAllHidden()
{
m_hide_selection.RemoveAll();
}
void CBaseView::Select(CDrawObj* pObj, BOOL bAdd, BOOL bHidden)
{
if (!bAdd)
{
OnUpdate(NULL, HINT_UPDATE_SELECTION, NULL);
m_selection.RemoveAll();
}
if (pObj == NULL || IsSelected(pObj))
return;
if (bHidden)
{
m_hide_selection.AddTail(pObj);
}
else
{
m_selection.AddTail(pObj);
InvalObj(pObj);
}
}
// rect is in device coordinates
void CBaseView::SelectWithinRect(CRect rect, BOOL bAdd)
{
if (!bAdd)
Select(NULL);
ClientToDoc(rect);
CObList* pObList = GetDocObjects();
POSITION posObj = pObList->GetHeadPosition();
while (posObj != NULL)
{
CDrawObj* pObj = (CDrawObj*)pObList->GetNext(posObj);
if (pObj->Intersects(rect))
Select(pObj, TRUE);
}
}
void CBaseView::Deselect(CDrawObj* pObj)
{
POSITION pos = m_selection.Find(pObj);
if (pos != NULL)
{
InvalObj(pObj);
m_selection.RemoveAt(pos);
}
}
void CBaseView::CloneSelection()
{
POSITION pos = m_selection.GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*)m_selection.GetNext(pos);
pObj->Clone(pObj->GetDoc());
// copies object and adds it to the document
}
}
void CBaseView::UpdateActiveItem()
{
ASSERT(GetDocument() != NULL);
COleClientItem* pActiveItem = GetDocument()->GetInPlaceActiveItem(this);
if (pActiveItem != NULL &&
pActiveItem->GetItemState() == COleClientItem::activeUIState)
{
// this will update the item rectangles by calling
// OnGetPosRect & OnGetClipRect.
pActiveItem->SetItemRects();
}
}
/////////////////////////////////////////////////////////////////////////////
// CBaseView message handlers
void CBaseView::OnLButtonDown(UINT nFlags, CPoint point)
{
if (!m_bActive)
return;
CDrawTool* pTool = CDrawTool::FindTool(CDrawTool::c_drawShape);
if (pTool != NULL)
{
Moves = OMoves = 0;
pTool->OnLButtonDown(this, nFlags, point);
}
}
void CBaseView::OnLButtonUp(UINT nFlags, CPoint point)
{
if (!m_bActive)
return;
CDrawTool* pTool = CDrawTool::FindTool(CDrawTool::c_drawShape);
if (pTool != NULL)
pTool->OnLButtonUp(this, nFlags, point);
char text[100];
sprintf(text, "Moves %d, Objectmoves %d.", Moves, OMoves);
SetStatusText(CString(text));
}
void CBaseView::SetStatusText(CString S)
{
CMainFrame* w = (CMainFrame*) AfxGetMainWnd();
CStatusBar* St = ((CStatusBar*) w->GetDlgItem(AFX_IDW_STATUS_BAR));
St->SetPaneText(1, S);
}
void CBaseView::OnMouseMove(UINT nFlags, CPoint point)
{
if (!m_bActive)
return;
CDrawTool* pTool = CDrawTool::FindTool(CDrawTool::c_drawShape);
if (pTool != NULL)
{
Moves++;
pTool->OnMouseMove(this, nFlags, point);
}
}
void CBaseView::OnLButtonDblClk(UINT nFlags, CPoint point)
{
if (!m_bActive)
return;
CDrawTool* pTool = CDrawTool::FindTool(CDrawTool::c_drawShape);
if (pTool != NULL)
pTool->OnLButtonDblClk(this, nFlags, point);
}
void CBaseView::OnDestroy()
{
CScrollView::OnDestroy();
// deactivate the inplace active item on this view
COleClientItem* pActiveItem = GetDocument()->GetInPlaceActiveItem(this);
if (pActiveItem != NULL && pActiveItem->GetActiveView() == this)
{
pActiveItem->Deactivate();
ASSERT(GetDocument()->GetInPlaceActiveItem(this) == NULL);
}
}
void CBaseView::OnDrawSelect()
{
CDrawTool::c_drawShape = select;
}
void CBaseView::OnUpdateDrawSelect(CCmdUI* pCmdUI)
{
pCmdUI->SetRadio(CDrawTool::c_drawShape == select);
}
void CBaseView::OnUpdateSingleSelect(CCmdUI* pCmdUI)
{
pCmdUI->Enable(m_selection.GetCount() == 1);
}
void CBaseView::OnEditSelectAll()
{
CObList* pObList = GetDocObjects();
POSITION pos = pObList->GetHeadPosition();
while (pos != NULL)
Select((CDrawObj*)pObList->GetNext(pos), TRUE);
}
void CBaseView::OnUpdateEditSelectAll(CCmdUI* pCmdUI)
{
pCmdUI->Enable(GetDocObjects()->GetCount() != 0);
}
void CBaseView::OnEditClear()
{
CObList* DeleteList = new CObList;
CObList* ProblemList = new CObList;
POSITION pos = m_selection.GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*) m_selection.GetNext(pos);
char buf[100];
if (!pObj->SearchDeleteAbleObjects(DeleteList, ProblemList))
{
sprintf(buf, "Objekt kann nicht gelöscht werden!\n Objekte zu löschen: %d\n Objekte mit Problemen: %d",
DeleteList->GetCount(), ProblemList->GetCount());
delete DeleteList;
delete ProblemList;
AfxMessageBox(buf);
return;
}
else
{
m_selection.RemoveAll();
pos = DeleteList->GetHeadPosition();
while (pos != NULL)
{
m_selection.AddTail(DeleteList->GetNext(pos));
}
if (m_selection.Find(pObj) == NULL) m_selection.AddTail(pObj);
GetDocument()->UpdateAllViews(NULL, HINT_DELETE_SELECTION, &m_selection);
OnUpdate(NULL, HINT_UPDATE_SELECTION, NULL);
// now remove the selection from the document (nur Kanten)
pos = DeleteList->GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*)DeleteList->GetNext(pos);
ASSERT_VALID(pObj);
pObj->CutConnections();
}
pos = DeleteList->GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*)DeleteList->GetNext(pos);
ASSERT_VALID(pObj);
GetDocument()->Remove(pObj, this);
//delete pObj;
}
delete DeleteList;
delete ProblemList;
return;
}
}
// update all the views before the selection goes away
GetDocument()->UpdateAllViews(NULL, HINT_DELETE_SELECTION, &m_selection);
OnUpdate(NULL, HINT_UPDATE_SELECTION, NULL);
// now remove the selection from the document (nur Kanten)
pos = m_selection.GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*)m_selection.GetNext(pos);
if (pObj->Netz == CDrawObj::Kante)
{
GetDocument()->Remove(pObj, this);
delete pObj;
}
}
pos = m_selection.GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*)m_selection.GetNext(pos);
if (pObj->Netz == CDrawObj::Kante)
{
POSITION pos1 = m_selection.Find(pObj);
m_selection.RemoveAt(pos1);
}
}
// now remove the selection from the document
pos = m_selection.GetHeadPosition();
while (pos != NULL)
{
CDrawObj* pObj = (CDrawObj*)m_selection.GetNext(pos);
GetDocument()->Remove(pObj, this);
delete pObj;
}
//GetDocument()->m_deletedobjects.RemoveAll();
m_selection.RemoveAll();
}
void CBaseView::OnUpdateAnySelect(CCmdUI* pCmdUI)
{
pCmdUI->Enable(!m_selection.IsEmpty());
}
void CBaseView::OnSize(UINT nType, int cx, int cy)
{
CScrollView::OnSize(nType, cx, cy);