void CMDIChildWnd::OnMDIActivate( BOOL bActivate, CWnd *pActivateWnd,
CWnd *pDeactivateWnd )
/******************************************************/
{
UNUSED_ALWAYS( pDeactivateWnd );
CView *pView = GetActiveView();
if( pView != NULL ) {
if( !bActivate ) {
pView->OnActivateView( FALSE, pView, pView );
} else {
pView->OnActivateView( TRUE, pView, pView );
}
}
OnUpdateFrameMenu( bActivate, pActivateWnd, NULL );
CMDIFrameWnd *pFrame = GetMDIFrame();
ASSERT( pFrame != NULL );
pFrame->DrawMenuBar();
}
void CFrameWnd::SetActiveView( CView *pViewNew, BOOL bNotify )
/************************************************************/
{
if( m_pViewActive != pViewNew ) {
CView *pViewOld = m_pViewActive;
if( pViewOld != NULL ) {
pViewOld->OnActivateView( FALSE, pViewNew, pViewOld );
}
m_pViewActive = pViewNew;
if( bNotify && pViewNew != NULL ) {
pViewNew->OnActivateView( TRUE, pViewNew, pViewOld );
}
}
}
void CMDIChildWnd::OnMDIActivate(BOOL bActivate, CWnd* pActivateWnd, CWnd*)
{
m_bPseudoInactive = FALSE; // must be happening for real
// make sure MDI client window has correct client edge
UpdateClientEdge();
// send deactivate notification to active view
CView* pActiveView = GetActiveView();
if (!bActivate && pActiveView != NULL)
pActiveView->OnActivateView(FALSE, pActiveView, pActiveView);
// allow hook to short circuit normal activation
BOOL bHooked = FALSE;
#ifndef _AFX_NO_OLE_SUPPORT
if (m_pNotifyHook != NULL && m_pNotifyHook->OnDocActivate(bActivate))
bHooked = TRUE;
#endif
// update titles (don't AddToTitle if deactivate last)
if (!bHooked)
OnUpdateFrameTitle(bActivate || (pActivateWnd != NULL));
// re-activate the appropriate view
if (bActivate)
{
if (pActiveView != NULL && GetMDIFrame() == GetActiveWindow())
pActiveView->OnActivateView(TRUE, pActiveView, pActiveView);
}
// update menus
if (!bHooked)
{
OnUpdateFrameMenu(bActivate, pActivateWnd, NULL);
GetMDIFrame()->DrawMenuBar();
}
}
BOOL CView::DoPrintPreview(UINT nIDResource, CView* pPrintView,
CRuntimeClass* pPreviewViewClass, CPrintPreviewState* pState)
{
ASSERT_VALID_IDR(nIDResource);
ASSERT_VALID(pPrintView);
ASSERT(pPreviewViewClass != NULL);
ASSERT(pPreviewViewClass->IsDerivedFrom(RUNTIME_CLASS(CPreviewView)));
ASSERT(pState != NULL);
CFrameWnd* pParent = (CFrameWnd*)AfxGetThread()->m_pMainWnd;
ASSERT_VALID(pParent);
ASSERT_KINDOF(CFrameWnd, pParent);
CCreateContext context;
context.m_pCurrentFrame = pParent;
context.m_pCurrentDoc = GetDocument();
context.m_pLastView = this;
// Create the preview view object
CPreviewView* pView = (CPreviewView*)pPreviewViewClass->CreateObject();
if (pView == NULL)
{
TRACE0("Error: Failed to create preview view.\n");
return FALSE;
}
ASSERT_KINDOF(CPreviewView, pView);
pView->m_pPreviewState = pState; // save pointer
pParent->OnSetPreviewMode(TRUE, pState); // Take over Frame Window
#ifdef _MAC
if (nIDResource == AFX_IDD_PREVIEW_TOOLBAR)
{
HINSTANCE hInst = AfxFindResourceHandle(
MAKEINTRESOURCE(AFX_IDD_PREVIEW_TOOLBAR), RT_DIALOG);
HRSRC hResource = FindResource(hInst,
MAKEINTRESOURCE(AFX_IDD_PREVIEW_TOOLBAR), RT_DIALOG);
HGLOBAL hdt = NULL;
if (hResource != NULL)
hdt = LoadResource(hInst, hResource);
DLGTEMPLATE* pdt = NULL;
if (hdt != NULL)
pdt = (DLGTEMPLATE*)LockResource(hdt);
if (pdt != NULL)
{
CRect rectParent;
pParent->GetClientRect(&rectParent);
int cxToolbar = MulDiv(LOWORD(GetDialogBaseUnits()), pdt->cx, 4);
if (cxToolbar > rectParent.Width())
nIDResource = AFX_IDD_PREVIEW_SHORTTOOLBAR;
UnlockResource(hdt);
FreeResource(hdt);
}
}
#endif
// Create the toolbar from the dialog resource
pView->m_pToolBar = new CDialogBar;
if (!pView->m_pToolBar->Create(pParent, MAKEINTRESOURCE(nIDResource),
CBRS_TOP, AFX_IDW_PREVIEW_BAR))
{
TRACE0("Error: Preview could not create toolbar dialog.\n");
pParent->OnSetPreviewMode(FALSE, pState); // restore Frame Window
delete pView->m_pToolBar; // not autodestruct yet
pView->m_pToolBar = NULL;
pView->m_pPreviewState = NULL; // do not delete state structure
delete pView;
return FALSE;
}
pView->m_pToolBar->m_bAutoDelete = TRUE; // automatic cleanup
// Create the preview view as a child of the App Main Window. This
// is a sibling of this view if this is an SDI app. This is NOT a sibling
// if this is an MDI app.
if (!pView->Create(NULL, NULL, AFX_WS_DEFAULT_VIEW,
CRect(0,0,0,0), pParent, AFX_IDW_PANE_FIRST, &context))
{
TRACE0("Error: couldn't create preview view for frame.\n");
pParent->OnSetPreviewMode(FALSE, pState); // restore Frame Window
pView->m_pPreviewState = NULL; // do not delete state structure
delete pView;
return FALSE;
}
// Preview window shown now
pState->pViewActiveOld = pParent->GetActiveView();
CView* pActiveView = pParent->GetActiveFrame()->GetActiveView();
if (pActiveView != NULL)
pActiveView->OnActivateView(FALSE, pActiveView, pActiveView);
if (!pView->SetPrintView(pPrintView))
{
pView->OnPreviewClose();
return TRUE; // signal that OnEndPrintPreview was called
}
pParent->SetActiveView(pView); // set active view - even for MDI
// update toolbar and redraw everything
pView->m_pToolBar->SendMessage(WM_IDLEUPDATECMDUI, (WPARAM)TRUE);
pParent->RecalcLayout(); // position and size everything
pParent->UpdateWindow();
return TRUE;
}