+///////////////////////////////////////////////////////////////////////////////
+// Name: src/osx/notebook_osx.cpp
+// Purpose: implementation of wxNotebook
+// Author: Stefan Csomor
+// Modified by:
+// Created: 1998-01-01
+// RCS-ID: $Id: notebmac.cpp 55079 2008-08-13 14:56:42Z PC $
+// Copyright: (c) Stefan Csomor
+// Licence: wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#include "wx/wxprec.h"
+
+#if wxUSE_NOTEBOOK
+
+#include "wx/notebook.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/string.h"
+ #include "wx/log.h"
+ #include "wx/app.h"
+ #include "wx/image.h"
+#endif
+
+#include "wx/string.h"
+#include "wx/imaglist.h"
+#include "wx/osx/private.h"
+
+
+// check that the page index is valid
+#define IS_VALID_PAGE(nPage) ((nPage) < GetPageCount())
+
+BEGIN_EVENT_TABLE(wxNotebook, wxBookCtrlBase)
+ EVT_NOTEBOOK_PAGE_CHANGED(wxID_ANY, wxNotebook::OnSelChange)
+
+ EVT_SIZE(wxNotebook::OnSize)
+ EVT_SET_FOCUS(wxNotebook::OnSetFocus)
+ EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
+END_EVENT_TABLE()
+
+IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxBookCtrlBase)
+
+
+// common part of all ctors
+void wxNotebook::Init()
+{
+ m_nSelection = -1;
+}
+
+// default for dynamic class
+wxNotebook::wxNotebook()
+{
+ Init();
+}
+
+// the same arguments as for wxControl
+wxNotebook::wxNotebook( wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name )
+{
+ Init();
+
+ Create( parent, id, pos, size, style, name );
+}
+
+bool wxNotebook::Create( wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name )
+{
+ m_macIsUserPane = false ;
+
+ if (! (style & wxBK_ALIGN_MASK))
+ style |= wxBK_TOP;
+
+ if ( !wxNotebookBase::Create( parent, id, pos, size, style, name ) )
+ return false;
+
+ m_peer = wxWidgetImpl::CreateTabView(this,parent, id, pos, size, style, GetExtraStyle() );
+
+ MacPostControlCreate( pos, size );
+
+ return true ;
+}
+
+// dtor
+wxNotebook::~wxNotebook()
+{
+}
+
+// ----------------------------------------------------------------------------
+// wxNotebook accessors
+// ----------------------------------------------------------------------------
+
+void wxNotebook::SetPadding(const wxSize& WXUNUSED(padding))
+{
+ // unsupported by OS
+}
+
+void wxNotebook::SetTabSize(const wxSize& WXUNUSED(sz))
+{
+ // unsupported by OS
+}
+
+void wxNotebook::SetPageSize(const wxSize& size)
+{
+ SetSize( CalcSizeFromPage( size ) );
+}
+
+wxSize wxNotebook::CalcSizeFromPage(const wxSize& sizePage) const
+{
+ return DoGetSizeFromClientSize( sizePage );
+}
+
+int wxNotebook::DoSetSelection(size_t nPage, int flags)
+{
+ wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, wxT("DoSetSelection: invalid notebook page") );
+
+ if ( m_nSelection == wxNOT_FOUND || nPage != (size_t)m_nSelection )
+ {
+ if ( flags & SetSelection_SendEvent )
+ {
+ if ( !SendPageChangingEvent(nPage) )
+ {
+ // vetoed by program
+ return m_nSelection;
+ }
+ //else: program allows the page change
+
+ SendPageChangedEvent(m_nSelection, nPage);
+ }
+
+ ChangePage(m_nSelection, nPage);
+ }
+ //else: no change
+
+ return m_nSelection;
+}
+
+bool wxNotebook::SetPageText(size_t nPage, const wxString& strText)
+{
+ wxCHECK_MSG( IS_VALID_PAGE(nPage), false, wxT("SetPageText: invalid notebook page") );
+
+ wxNotebookPage *page = m_pages[nPage];
+ page->SetLabel(wxStripMenuCodes(strText));
+ MacSetupTabs();
+
+ return true;
+}
+
+wxString wxNotebook::GetPageText(size_t nPage) const
+{
+ wxCHECK_MSG( IS_VALID_PAGE(nPage), wxEmptyString, wxT("GetPageText: invalid notebook page") );
+
+ wxNotebookPage *page = m_pages[nPage];
+
+ return page->GetLabel();
+}
+
+int wxNotebook::GetPageImage(size_t nPage) const
+{
+ wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, wxT("GetPageImage: invalid notebook page") );
+
+ return m_images[nPage];
+}
+
+bool wxNotebook::SetPageImage(size_t nPage, int nImage)
+{
+ wxCHECK_MSG( IS_VALID_PAGE(nPage), false,
+ wxT("SetPageImage: invalid notebook page") );
+ wxCHECK_MSG( m_imageList && nImage < m_imageList->GetImageCount(), false,
+ wxT("SetPageImage: invalid image index") );
+
+ if ( nImage != m_images[nPage] )
+ {
+ // if the item didn't have an icon before or, on the contrary, did have
+ // it but has lost it now, its size will change - but if the icon just
+ // changes, it won't
+ m_images[nPage] = nImage;
+
+ MacSetupTabs() ;
+ }
+
+ return true;
+}
+
+// ----------------------------------------------------------------------------
+// wxNotebook operations
+// ----------------------------------------------------------------------------
+
+// remove one page from the notebook, without deleting the window
+wxNotebookPage* wxNotebook::DoRemovePage(size_t nPage)
+{
+ wxCHECK_MSG( IS_VALID_PAGE(nPage), NULL,
+ wxT("DoRemovePage: invalid notebook page") );
+
+ wxNotebookPage* page = m_pages[nPage] ;
+ m_pages.RemoveAt(nPage);
+
+ MacSetupTabs();
+
+ if (m_nSelection >= (int)GetPageCount())
+ m_nSelection = GetPageCount() - 1;
+
+ if (m_nSelection >= 0)
+ m_pages[m_nSelection]->Show(true);
+
+ InvalidateBestSize();
+
+ return page;
+}
+
+// remove all pages
+bool wxNotebook::DeleteAllPages()
+{
+ WX_CLEAR_ARRAY(m_pages) ;
+ MacSetupTabs();
+ m_nSelection = -1 ;
+ InvalidateBestSize();
+
+ return true;
+}
+
+// same as AddPage() but does it at given position
+bool wxNotebook::InsertPage(size_t nPage,
+ wxNotebookPage *pPage,
+ const wxString& strText,
+ bool bSelect,
+ int imageId )
+{
+ if ( !wxNotebookBase::InsertPage( nPage, pPage, strText, bSelect, imageId ) )
+ return false;
+
+ wxASSERT_MSG( pPage->GetParent() == this, wxT("notebook pages must have notebook as parent") );
+
+ // don't show pages by default (we'll need to adjust their size first)
+ pPage->Show( false ) ;
+
+ pPage->SetLabel( wxStripMenuCodes(strText) );
+
+ m_images.Insert( imageId, nPage );
+
+ MacSetupTabs();
+
+ wxRect rect = GetPageRect() ;
+ pPage->SetSize( rect );
+ if ( pPage->GetAutoLayout() )
+ pPage->Layout();
+
+ // now deal with the selection
+ // ---------------------------
+
+ // if the inserted page is before the selected one, we must update the
+ // index of the selected page
+
+ if ( int(nPage) <= m_nSelection )
+ {
+ m_nSelection++;
+
+ // while this still is the same page showing, we need to update the tabs
+ m_peer->SetValue( m_nSelection + 1 ) ;
+ }
+
+ // some page should be selected: either this one or the first one if there
+ // is still no selection
+ int selNew = -1;
+ if ( bSelect )
+ selNew = nPage;
+ else if ( m_nSelection == -1 )
+ selNew = 0;
+
+ if ( selNew != -1 )
+ SetSelection( selNew );
+
+ InvalidateBestSize();
+
+ return true;
+}
+
+int wxNotebook::HitTest(const wxPoint& pt, long * flags) const
+{
+ int resultV = wxNOT_FOUND;
+#if 0
+ const int countPages = GetPageCount();
+
+ // we have to convert from Client to Window relative coordinates
+ wxPoint adjustedPt = pt + GetClientAreaOrigin();
+ // and now to HIView native ones
+ adjustedPt.x -= MacGetLeftBorderSize() ;
+ adjustedPt.y -= MacGetTopBorderSize() ;
+
+ HIPoint hipoint= { adjustedPt.x , adjustedPt.y } ;
+ HIViewPartCode outPart = 0 ;
+ OSStatus err = HIViewGetPartHit( m_peer->GetControlRef(), &hipoint, &outPart );
+
+ int max = m_peer->GetMaximum() ;
+ if ( outPart == 0 && max > 0 )
+ {
+ // this is a hack, as unfortunately a hit on an already selected tab returns 0,
+ // so we have to go some extra miles to make sure we select something different
+ // and try again ..
+ int val = m_peer->GetValue() ;
+ int maxval = max ;
+ if ( max == 1 )
+ {
+ m_peer->SetMaximum( 2 ) ;
+ maxval = 2 ;
+ }
+
+ if ( val == 1 )
+ m_peer->SetValue( maxval ) ;
+ else
+ m_peer->SetValue( 1 ) ;
+
+ err = HIViewGetPartHit( m_peer->GetControlRef(), &hipoint, &outPart );
+
+ m_peer->SetValue( val ) ;
+ if ( max == 1 )
+ m_peer->SetMaximum( 1 ) ;
+ }
+
+ if ( outPart >= 1 && outPart <= countPages )
+ resultV = outPart - 1 ;
+
+ if (flags != NULL)
+ {
+ *flags = 0;
+
+ // we cannot differentiate better
+ if (resultV >= 0)
+ *flags |= wxBK_HITTEST_ONLABEL;
+ else
+ *flags |= wxBK_HITTEST_NOWHERE;
+ }
+#endif
+ return resultV;
+}
+
+// Added by Mark Newsam
+// When a page is added or deleted to the notebook this function updates
+// information held in the control so that it matches the order
+// the user would expect.
+//
+void wxNotebook::MacSetupTabs()
+{
+ m_peer->SetupTabs(*this);
+ Refresh();
+}
+
+wxRect wxNotebook::GetPageRect() const
+{
+ wxSize size = GetClientSize() ;
+
+ return wxRect( 0 , 0 , size.x , size.y ) ;
+}
+
+// ----------------------------------------------------------------------------
+// wxNotebook callbacks
+// ----------------------------------------------------------------------------
+
+// @@@ OnSize() is used for setting the font when it's called for the first
+// time because doing it in ::Create() doesn't work (for unknown reasons)
+void wxNotebook::OnSize(wxSizeEvent& event)
+{
+ unsigned int nCount = m_pages.Count();
+ wxRect rect = GetPageRect() ;
+
+ for ( unsigned int nPage = 0; nPage < nCount; nPage++ )
+ {
+ wxNotebookPage *pPage = m_pages[nPage];
+ pPage->SetSize(rect);
+ if ( pPage->GetAutoLayout() )
+ pPage->Layout();
+ }
+
+ // Processing continues to next OnSize
+ event.Skip();
+}
+
+void wxNotebook::OnSelChange(wxBookCtrlEvent& event)
+{
+ // is it our tab control?
+ if ( event.GetEventObject() == this )
+ ChangePage(event.GetOldSelection(), event.GetSelection());
+
+ // we want to give others a chance to process this message as well
+ event.Skip();
+}
+
+void wxNotebook::OnSetFocus(wxFocusEvent& event)
+{
+ // set focus to the currently selected page if any
+ if ( m_nSelection != -1 )
+ m_pages[m_nSelection]->SetFocus();
+
+ event.Skip();
+}
+
+void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
+{
+ if ( event.IsWindowChange() )
+ {
+ // change pages
+ AdvanceSelection( event.GetDirection() );
+ }
+ else
+ {
+ // we get this event in 2 cases
+ //
+ // a) one of our pages might have generated it because the user TABbed
+ // out from it in which case we should propagate the event upwards and
+ // our parent will take care of setting the focus to prev/next sibling
+ //
+ // or
+ //
+ // b) the parent panel wants to give the focus to us so that we
+ // forward it to our selected page. We can't deal with this in
+ // OnSetFocus() because we don't know which direction the focus came
+ // from in this case and so can't choose between setting the focus to
+ // first or last panel child
+ wxWindow *parent = GetParent();
+
+ // the cast is here to fix a GCC ICE
+ if ( ((wxWindow*)event.GetEventObject()) == parent )
+ {
+ // no, it doesn't come from child, case (b): forward to a page
+ if ( m_nSelection != -1 )
+ {
+ // so that the page knows that the event comes from it's parent
+ // and is being propagated downwards
+ event.SetEventObject( this );
+
+ wxWindow *page = m_pages[m_nSelection];
+ if ( !page->HandleWindowEvent( event ) )
+ {
+ page->SetFocus();
+ }
+ //else: page manages focus inside it itself
+ }
+ else
+ {
+ // we have no pages - still have to give focus to _something_
+ SetFocus();
+ }
+ }
+ else
+ {
+ // it comes from our child, case (a), pass to the parent
+ if ( parent )
+ {
+ event.SetCurrentFocus( this );
+ parent->HandleWindowEvent( event );
+ }
+ }
+ }
+}
+
+// ----------------------------------------------------------------------------
+// wxNotebook base class virtuals
+// ----------------------------------------------------------------------------
+
+#if wxUSE_CONSTRAINTS
+
+// override these 2 functions to do nothing: everything is done in OnSize
+
+void wxNotebook::SetConstraintSizes(bool WXUNUSED(recurse))
+{
+ // don't set the sizes of the pages - their correct size is not yet known
+ wxControl::SetConstraintSizes( false );
+}
+
+bool wxNotebook::DoPhase(int WXUNUSED(nPhase))
+{
+ return true;
+}
+
+#endif // wxUSE_CONSTRAINTS
+
+void wxNotebook::Command(wxCommandEvent& WXUNUSED(event))
+{
+ wxFAIL_MSG(wxT("wxNotebook::Command not implemented"));
+}
+
+// ----------------------------------------------------------------------------
+// wxNotebook helper functions
+// ----------------------------------------------------------------------------
+
+// hide the currently active panel and show the new one
+void wxNotebook::ChangePage(int nOldSel, int nSel)
+{
+ if (nOldSel == nSel)
+ return;
+
+ if ( nOldSel != -1 )
+ m_pages[nOldSel]->Show( false );
+
+ if ( nSel != -1 )
+ {
+ wxNotebookPage *pPage = m_pages[nSel];
+ pPage->Show( true );
+ pPage->SetFocus();
+ }
+
+ m_nSelection = nSel;
+ m_peer->SetValue( m_nSelection + 1 ) ;
+}
+
+bool wxNotebook::HandleClicked( double timestampsec )
+{
+ bool status = false ;
+
+ SInt32 newSel = m_peer->GetValue() - 1 ;
+ if ( newSel != m_nSelection )
+ {
+ wxBookCtrlEvent changing(
+ wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_windowId,
+ newSel , m_nSelection );
+ changing.SetEventObject( this );
+ HandleWindowEvent( changing );
+
+ if ( changing.IsAllowed() )
+ {
+ wxBookCtrlEvent event(
+ wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED, m_windowId,
+ newSel, m_nSelection );
+ event.SetEventObject( this );
+ HandleWindowEvent( event );
+ }
+ else
+ {
+ m_peer->SetValue( m_nSelection + 1 ) ;
+ }
+
+ status = true ;
+ }
+
+ return status ;
+}
+
+#endif