X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bc454ef84c2004b40d8830499c1ff2323ad74d85..336aecf1c2f69fa10e3271ea94dac7c545bf6300:/src/generic/treebkg.cpp diff --git a/src/generic/treebkg.cpp b/src/generic/treebkg.cpp index 3fa1842cfd..4984fa306c 100644 --- a/src/generic/treebkg.cpp +++ b/src/generic/treebkg.cpp @@ -27,8 +27,12 @@ #if wxUSE_TREEBOOK #include "wx/treebook.h" + +#ifndef WX_PRECOMP + #include "wx/settings.h" +#endif + #include "wx/imaglist.h" -#include "wx/settings.h" // ---------------------------------------------------------------------------- // various wxWidgets macros @@ -41,20 +45,17 @@ // event table // ---------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxTreebook, wxControl) -IMPLEMENT_DYNAMIC_CLASS(wxTreebookEvent, wxNotifyEvent) +IMPLEMENT_DYNAMIC_CLASS(wxTreebook, wxBookCtrlBase) const wxEventType wxEVT_COMMAND_TREEBOOK_PAGE_CHANGING = wxNewEventType(); const wxEventType wxEVT_COMMAND_TREEBOOK_PAGE_CHANGED = wxNewEventType(); const wxEventType wxEVT_COMMAND_TREEBOOK_NODE_COLLAPSED = wxNewEventType(); const wxEventType wxEVT_COMMAND_TREEBOOK_NODE_EXPANDED = wxNewEventType(); -const int wxID_TREEBOOKTREEVIEW = wxNewId(); BEGIN_EVENT_TABLE(wxTreebook, wxBookCtrlBase) - EVT_SIZE(wxTreebook::OnSize) - EVT_TREE_SEL_CHANGED (wxID_TREEBOOKTREEVIEW, wxTreebook::OnTreeSelectionChange) - EVT_TREE_ITEM_EXPANDED (wxID_TREEBOOKTREEVIEW, wxTreebook::OnTreeNodeExpandedCollapsed) - EVT_TREE_ITEM_COLLAPSED(wxID_TREEBOOKTREEVIEW, wxTreebook::OnTreeNodeExpandedCollapsed) + EVT_TREE_SEL_CHANGED (wxID_ANY, wxTreebook::OnTreeSelectionChange) + EVT_TREE_ITEM_EXPANDED (wxID_ANY, wxTreebook::OnTreeNodeExpandedCollapsed) + EVT_TREE_ITEM_COLLAPSED(wxID_ANY, wxTreebook::OnTreeNodeExpandedCollapsed) END_EVENT_TABLE() // ============================================================================ @@ -67,7 +68,6 @@ END_EVENT_TABLE() void wxTreebook::Init() { - m_tree = NULL; m_selection = m_actualSelection = wxNOT_FOUND; } @@ -81,15 +81,11 @@ wxTreebook::Create(wxWindow *parent, const wxString& name) { // Check the style flag to have either wxTBK_RIGHT or wxTBK_LEFT - if ( style & wxTBK_RIGHT ) - { - wxASSERT_MSG( !(style & wxTBK_LEFT), - _T("RIGHT and LEFT can't be used together") ); - } - else + if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT ) { - style |= wxTBK_LEFT; + style |= wxBK_LEFT; } + style |= wxTAB_TRAVERSAL; // no border for this control, it doesn't look nice together with the tree style &= ~wxBORDER_MASK; @@ -99,27 +95,22 @@ wxTreebook::Create(wxWindow *parent, style, wxDefaultValidator, name) ) return false; - m_tree = new wxTreeCtrl + m_bookctrl = new wxTreeCtrl ( this, - wxID_TREEBOOKTREEVIEW, + wxID_ANY, wxDefaultPosition, wxDefaultSize, - wxBORDER_SIMPLE | + wxBORDER_THEME | wxTR_DEFAULT_STYLE | wxTR_HIDE_ROOT | wxTR_SINGLE ); - m_tree->AddRoot(wxEmptyString); // label doesn't matter, it's hidden + GetTreeCtrl()->SetQuickBestSize(false); // do full size calculation + GetTreeCtrl()->AddRoot(wxEmptyString); // label doesn't matter, it's hidden #ifdef __WXMSW__ - // see listbook.h for origins of that - // On XP with themes enabled the GetViewRect used in GetListSize to - // determine the space needed for the list view will incorrectly return - // (0,0,0,0) the first time. So send a pending event so OnSize will be - // called again after the window is ready to go. Technically we don't - // need to do this on non-XP windows, but if things are already sized - // correctly then nothing changes and so there is no harm. + // We need to add dummy size event to force possible scrollbar hiding wxSizeEvent evt; GetEventHandler()->AddPendingEvent(evt); #endif @@ -138,11 +129,11 @@ bool wxTreebook::InsertPage(size_t pagePos, return DoInsertPage(pagePos, page, text, bSelect, imageId); } -bool wxTreebook::AddSubPage(size_t pagePos, - wxWindow *page, - const wxString& text, - bool bSelect, - int imageId) +bool wxTreebook::InsertSubPage(size_t pagePos, + wxWindow *page, + const wxString& text, + bool bSelect, + int imageId) { return DoInsertSubPage(pagePos, page, text, bSelect, imageId); } @@ -172,31 +163,32 @@ bool wxTreebook::DoInsertPage(size_t pagePos, if ( !wxBookCtrlBase::InsertPage(pagePos, page, text, bSelect, imageId) ) return false; + wxTreeCtrl *tree = GetTreeCtrl(); wxTreeItemId newId; if ( pagePos == DoInternalGetPageCount() ) { // append the page to the end - wxTreeItemId rootId = m_tree->GetRootItem(); + wxTreeItemId rootId = tree->GetRootItem(); - newId = m_tree->AppendItem(rootId, text, imageId); + newId = tree->AppendItem(rootId, text, imageId); } else // insert the new page before the given one { wxTreeItemId nodeId = m_treeIds[pagePos]; - wxTreeItemId previousId = m_tree->GetPrevSibling(nodeId); - wxTreeItemId parentId = m_tree->GetItemParent(nodeId); + wxTreeItemId previousId = tree->GetPrevSibling(nodeId); + wxTreeItemId parentId = tree->GetItemParent(nodeId); if ( previousId.IsOk() ) { // insert before the sibling - previousId - newId = m_tree->InsertItem(parentId, previousId, text, imageId); + newId = tree->InsertItem(parentId, previousId, text, imageId); } else // no prev siblings -- insert as a first child { wxASSERT_MSG( parentId.IsOk(), wxT( "Tree has no root node?" ) ); - newId = m_tree->PrependItem(parentId, text, imageId); + newId = tree->PrependItem(parentId, text, imageId); } } @@ -213,23 +205,23 @@ bool wxTreebook::DoInsertPage(size_t pagePos, DoUpdateSelection(bSelect, pagePos); - m_tree->InvalidateBestSize(); - return true; } bool wxTreebook::DoAddSubPage(wxWindow *page, const wxString& text, bool bSelect, int imageId) { - wxTreeItemId rootId = m_tree->GetRootItem(); + wxTreeCtrl *tree = GetTreeCtrl(); - wxTreeItemId lastNodeId = m_tree->GetLastChild(rootId); + wxTreeItemId rootId = tree->GetRootItem(); + + wxTreeItemId lastNodeId = tree->GetLastChild(rootId); wxCHECK_MSG( lastNodeId.IsOk(), false, _T("Can't insert sub page when there are no pages") ); // now calculate its position (should we save/update it too?) - size_t newPos = m_tree->GetCount() - - (m_tree->GetChildrenCount(lastNodeId, true) + 1); + size_t newPos = tree->GetCount() - + (tree->GetChildrenCount(lastNodeId, true) + 1); return DoInsertSubPage(newPos, page, text, bSelect, imageId); } @@ -243,14 +235,16 @@ bool wxTreebook::DoInsertSubPage(size_t pagePos, wxTreeItemId parentId = DoInternalGetPage(pagePos); wxCHECK_MSG( parentId.IsOk(), false, wxT("invalid tree item") ); - size_t newPos = pagePos + m_tree->GetChildrenCount(parentId, true) + 1; + wxTreeCtrl *tree = GetTreeCtrl(); + + size_t newPos = pagePos + tree->GetChildrenCount(parentId, true) + 1; wxASSERT_MSG( newPos <= DoInternalGetPageCount(), wxT("Internal error in tree insert point calculation") ); if ( !wxBookCtrlBase::InsertPage(newPos, page, text, bSelect, imageId) ) return false; - wxTreeItemId newId = m_tree->AppendItem(parentId, text, imageId); + wxTreeItemId newId = tree->AppendItem(parentId, text, imageId); if ( !newId.IsOk() ) { @@ -264,8 +258,6 @@ bool wxTreebook::DoInsertSubPage(size_t pagePos, DoUpdateSelection(bSelect, newPos); - m_tree->InvalidateBestSize(); - return true; } @@ -288,8 +280,9 @@ wxTreebookPage *wxTreebook::DoRemovePage(size_t pagePos) wxCHECK_MSG( pageId.IsOk(), NULL, wxT("Invalid tree index") ); wxTreebookPage * oldPage = GetPage(pagePos); + wxTreeCtrl *tree = GetTreeCtrl(); - size_t subCount = m_tree->GetChildrenCount(pageId, true); + size_t subCount = tree->GetChildrenCount(pageId, true); wxASSERT_MSG ( IS_VALID_PAGE(pagePos + subCount), wxT("Internal error in wxTreebook::DoRemovePage") ); @@ -311,9 +304,8 @@ wxTreebookPage *wxTreebook::DoRemovePage(size_t pagePos) DoInternalRemovePageRange(pagePos, subCount); - m_tree->DeleteChildren( pageId ); - m_tree->Delete( pageId ); - m_tree->InvalidateBestSize(); + tree->DeleteChildren( pageId ); + tree->Delete( pageId ); return oldPage; } @@ -325,7 +317,8 @@ bool wxTreebook::DeleteAllPages() m_selection = m_actualSelection = wxNOT_FOUND; - m_tree->DeleteChildren(m_tree->GetRootItem()); + wxTreeCtrl *tree = GetTreeCtrl(); + tree->DeleteChildren(tree->GetRootItem()); return true; } @@ -389,9 +382,11 @@ void wxTreebook::DoInternalRemovePageRange(size_t pagePos, size_t subCount) } else if ( (size_t)m_selection >= pagePos ) { + wxTreeCtrl *tree = GetTreeCtrl(); + // as selected page is going to be deleted, try to select the next // sibling if exists, if not then the parent - wxTreeItemId nodeId = m_tree->GetNextSibling(pageId); + wxTreeItemId nodeId = tree->GetNextSibling(pageId); m_selection = wxNOT_FOUND; m_actualSelection = wxNOT_FOUND; @@ -399,15 +394,15 @@ void wxTreebook::DoInternalRemovePageRange(size_t pagePos, size_t subCount) if ( nodeId.IsOk() ) { // selecting next siblings - m_tree->SelectItem(nodeId); + tree->SelectItem(nodeId); } else // no next sibling, select the parent { - wxTreeItemId parentId = m_tree->GetItemParent(pageId); + wxTreeItemId parentId = tree->GetItemParent(pageId); - if ( parentId.IsOk() && parentId != m_tree->GetRootItem() ) + if ( parentId.IsOk() && parentId != tree->GetRootItem() ) { - m_tree->SelectItem(parentId); + tree->SelectItem(parentId); } else // parent is root { @@ -423,7 +418,9 @@ void wxTreebook::DoInternalRemovePageRange(size_t pagePos, size_t subCount) // actually shown page (the first (sub)child with page != NULL) is // already deleted m_actualSelection = m_selection; - DoSetSelection(m_selection); + + // send event as documented + DoSetSelection(m_selection, SetSelection_SendEvent); } //else: nothing to do -- selection is before the deleted node } @@ -486,7 +483,7 @@ bool wxTreebook::IsNodeExpanded(size_t pagePos) const wxCHECK_MSG( pageId.IsOk(), false, wxT("invalid tree item") ); - return m_tree->IsExpanded(pageId); + return GetTreeCtrl()->IsExpanded(pageId); } bool wxTreebook::ExpandNode(size_t pagePos, bool expand) @@ -497,11 +494,11 @@ bool wxTreebook::ExpandNode(size_t pagePos, bool expand) if ( expand ) { - m_tree->Expand( pageId ); + GetTreeCtrl()->Expand( pageId ); } else // collapse { - m_tree->Collapse( pageId ); + GetTreeCtrl()->Collapse( pageId ); // rely on the events generated by wxTreeCtrl to update selection } @@ -514,7 +511,7 @@ int wxTreebook::GetPageParent(size_t pagePos) const wxTreeItemId nodeId = DoInternalGetPage( pagePos ); wxCHECK_MSG( nodeId.IsOk(), wxNOT_FOUND, wxT("Invalid page index spacified!") ); - const wxTreeItemId parent = m_tree->GetItemParent( nodeId ); + const wxTreeItemId parent = GetTreeCtrl()->GetItemParent( nodeId ); return parent.IsOk() ? DoInternalFindPageById(parent) : wxNOT_FOUND; } @@ -525,7 +522,7 @@ bool wxTreebook::SetPageText(size_t n, const wxString& strText) wxCHECK_MSG( pageId.IsOk(), false, wxT("invalid tree item") ); - m_tree->SetItemText(pageId, strText); + GetTreeCtrl()->SetItemText(pageId, strText); return true; } @@ -536,7 +533,7 @@ wxString wxTreebook::GetPageText(size_t n) const wxCHECK_MSG( pageId.IsOk(), wxString(), wxT("invalid tree item") ); - return m_tree->GetItemText(pageId); + return GetTreeCtrl()->GetItemText(pageId); } int wxTreebook::GetPageImage(size_t n) const @@ -545,7 +542,7 @@ int wxTreebook::GetPageImage(size_t n) const wxCHECK_MSG( pageId.IsOk(), wxNOT_FOUND, wxT("invalid tree item") ); - return m_tree->GetItemImage(pageId); + return GetTreeCtrl()->GetItemImage(pageId); } bool wxTreebook::SetPageImage(size_t n, int imageId) @@ -554,14 +551,14 @@ bool wxTreebook::SetPageImage(size_t n, int imageId) wxCHECK_MSG( pageId.IsOk(), false, wxT("invalid tree item") ); - m_tree->SetItemImage(pageId, imageId); + GetTreeCtrl()->SetItemImage(pageId, imageId); return true; } wxSize wxTreebook::CalcSizeFromPage(const wxSize& sizePage) const { - const wxSize sizeTree = GetTreeSize(); + const wxSize sizeTree = GetControllerSize(); wxSize size = sizePage; size.x += sizeTree.x; @@ -574,33 +571,32 @@ int wxTreebook::GetSelection() const return m_selection; } -int wxTreebook::SetSelection(size_t pagePos) -{ - if ( (size_t)m_selection != pagePos ) - return DoSetSelection(pagePos); - - return m_selection; -} - -int wxTreebook::DoSetSelection(size_t pagePos) +int wxTreebook::DoSetSelection(size_t pagePos, int flags) { wxCHECK_MSG( IS_VALID_PAGE(pagePos), wxNOT_FOUND, - wxT("invalid page index in wxListbook::SetSelection()") ); + wxT("invalid page index in wxListbook::DoSetSelection()") ); wxASSERT_MSG( GetPageCount() == DoInternalGetPageCount(), wxT("wxTreebook logic error: m_treeIds and m_pages not in sync!")); + wxBookCtrlEvent event(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGING, m_windowId); const int oldSel = m_selection; + wxTreeCtrl *tree = GetTreeCtrl(); + bool allowed = false; - wxTreebookEvent event(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGING, m_windowId); - event.SetEventObject(this); - event.SetSelection(pagePos); - event.SetOldSelection(m_selection); + if (flags & SetSelection_SendEvent) + { + event.SetEventObject(this); + event.SetSelection(pagePos); + event.SetOldSelection(m_selection); + + // don't send the event if the old and new pages are the same; do send it + // otherwise and be prepared for it to be vetoed + allowed = (int)pagePos == m_selection || + !GetEventHandler()->ProcessEvent(event) || + event.IsAllowed(); + } - // don't send the event if the old and new pages are the same; do send it - // otherwise and be prepared for it to be vetoed - if ( (int)pagePos == m_selection || - !GetEventHandler()->ProcessEvent(event) || - event.IsAllowed() ) + if ( !(flags & SetSelection_SendEvent) || allowed ) { // hide the previously shown page wxTreebookPage * const oldPage = DoGetCurrentPage(); @@ -615,51 +611,66 @@ int wxTreebook::DoSetSelection(size_t pagePos) // find the next page suitable to be shown: the first (grand)child // of this one with a non-NULL associated page wxTreeItemId childId = m_treeIds[pagePos]; - m_actualSelection = pagePos; + int actualPagePos = pagePos; while ( !page && childId.IsOk() ) { wxTreeItemIdValue cookie; - childId = m_tree->GetFirstChild( childId, cookie ); + childId = tree->GetFirstChild( childId, cookie ); if ( childId.IsOk() ) { - page = wxBookCtrlBase::GetPage(++m_actualSelection); + page = wxBookCtrlBase::GetPage(++actualPagePos); } } - wxASSERT_MSG( page, wxT("no page to show found!") ); + m_actualSelection = page ? actualPagePos : m_selection; } if ( page ) - { - page->SetSize(GetPageRect()); page->Show(); - } - m_tree->SelectItem(DoInternalGetPage(pagePos)); + tree->SelectItem(DoInternalGetPage(pagePos)); - // notify about the (now completed) page change - event.SetEventType(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGED); - (void)GetEventHandler()->ProcessEvent(event); + if (flags & SetSelection_SendEvent) + { + // notify about the (now completed) page change + event.SetEventType(wxEVT_COMMAND_TREEBOOK_PAGE_CHANGED); + (void)GetEventHandler()->ProcessEvent(event); + } } - else // page change vetoed + else if ( (flags & SetSelection_SendEvent) && !allowed) // page change vetoed { // tree selection might have already had changed - m_tree->SelectItem(DoInternalGetPage(oldSel)); + if ( oldSel != wxNOT_FOUND ) + tree->SelectItem(DoInternalGetPage(oldSel)); } return oldSel; } +wxTreebookPage *wxTreebook::DoGetCurrentPage() const +{ + if ( m_selection == wxNOT_FOUND ) + return NULL; + + wxTreebookPage *page = wxBookCtrlBase::GetPage(m_selection); + if ( !page && m_actualSelection != wxNOT_FOUND ) + { + page = wxBookCtrlBase::GetPage(m_actualSelection); + } + + return page; +} + void wxTreebook::SetImageList(wxImageList *imageList) { wxBookCtrlBase::SetImageList(imageList); - m_tree->SetImageList(imageList); + GetTreeCtrl()->SetImageList(imageList); } void wxTreebook::AssignImageList(wxImageList *imageList) { wxBookCtrlBase::AssignImageList(imageList); - m_tree->SetImageList(imageList); + GetTreeCtrl()->SetImageList(imageList); } // ---------------------------------------------------------------------------- @@ -668,10 +679,16 @@ void wxTreebook::AssignImageList(wxImageList *imageList) void wxTreebook::OnTreeSelectionChange(wxTreeEvent& event) { + if ( event.GetEventObject() != m_bookctrl ) + { + event.Skip(); + return; + } + wxTreeItemId newId = event.GetItem(); if ( (m_selection == wxNOT_FOUND && - (!newId.IsOk() || newId == m_tree->GetRootItem())) || + (!newId.IsOk() || newId == GetTreeCtrl()->GetRootItem())) || (m_selection != wxNOT_FOUND && newId == m_treeIds[m_selection]) ) { // this event can only come when we modify the tree selection ourselves @@ -687,13 +704,19 @@ void wxTreebook::OnTreeSelectionChange(wxTreeEvent& event) void wxTreebook::OnTreeNodeExpandedCollapsed(wxTreeEvent & event) { + if ( event.GetEventObject() != m_bookctrl ) + { + event.Skip(); + return; + } + wxTreeItemId nodeId = event.GetItem(); - if ( !nodeId.IsOk() || nodeId == m_tree->GetRootItem() ) + if ( !nodeId.IsOk() || nodeId == GetTreeCtrl()->GetRootItem() ) return; int pagePos = DoInternalFindPageById(nodeId); wxCHECK_RET( pagePos != wxNOT_FOUND, wxT("Internal problem in wxTreebook!..") ); - wxTreebookEvent ev(m_tree->IsExpanded(nodeId) + wxBookCtrlEvent ev(GetTreeCtrl()->IsExpanded(nodeId) ? wxEVT_COMMAND_TREEBOOK_NODE_EXPANDED : wxEVT_COMMAND_TREEBOOK_NODE_COLLAPSED, m_windowId); @@ -709,103 +732,49 @@ void wxTreebook::OnTreeNodeExpandedCollapsed(wxTreeEvent & event) // wxTreebook geometry management // ---------------------------------------------------------------------------- -wxSize wxTreebook::GetTreeSize() const -{ - const wxSize sizeClient = GetClientSize(), - sizeBorder = m_tree->GetSize() - m_tree->GetClientSize(), - sizeTree = m_tree->GetBestSize() + sizeBorder; - - wxSize size; - - size.x = sizeTree.x; - size.y = sizeClient.y; - - return size; -} - -wxRect wxTreebook::GetPageRect() const +int wxTreebook::HitTest(wxPoint const & pt, long * flags) const { - const wxSize sizeTree = m_tree->GetSize(); - - wxPoint pt; - wxRect rectPage(pt, GetClientSize()); - switch ( GetWindowStyle() & wxTBK_ALIGN_MASK ) - { - default: - wxFAIL_MSG( _T("unexpected wxTreebook alignment") ); - // fall through + int pagePos = wxNOT_FOUND; - case wxTBK_LEFT: - rectPage.x = sizeTree.x; // + MARGIN; - // fall through + if ( flags ) + *flags = wxBK_HITTEST_NOWHERE; - case wxTBK_RIGHT: - rectPage.width -= sizeTree.x; // + MARGIN; - break; - } - - return rectPage; -} + // convert from wxTreebook coorindates to wxTreeCtrl ones + const wxTreeCtrl * const tree = GetTreeCtrl(); + const wxPoint treePt = tree->ScreenToClient(ClientToScreen(pt)); -void wxTreebook::OnSize(wxSizeEvent& event) -{ - event.Skip(); - - if ( !m_tree ) + // is it over the tree? + if ( wxRect(tree->GetSize()).Contains(treePt) ) { - // we're not fully created yet - return; - } - - // resize the list control and the page area to fit inside our new size - const wxSize sizeClient = GetClientSize(), - sizeBorder = m_tree->GetSize() - m_tree->GetClientSize(), - sizeTree = GetTreeSize(); + int flagsTree; + wxTreeItemId id = tree->HitTest(treePt, flagsTree); - m_tree->SetClientSize( sizeTree.x - sizeBorder.x, sizeTree.y - sizeBorder.y ); + if ( id.IsOk() && (flagsTree & wxTREE_HITTEST_ONITEM) ) + { + pagePos = DoInternalFindPageById(id); + } - const wxSize sizeNew = m_tree->GetSize(); - wxPoint posTree; - switch ( GetWindowStyle() & wxTBK_ALIGN_MASK ) - { - default: - wxFAIL_MSG( _T("unexpected wxTreebook alignment") ); - // fall through + if ( flags ) + { + if ( pagePos != wxNOT_FOUND ) + *flags = 0; - case wxTBK_LEFT: - // posTree is already ok - break; + if ( flagsTree & (wxTREE_HITTEST_ONITEMBUTTON | + wxTREE_HITTEST_ONITEMICON | + wxTREE_HITTEST_ONITEMSTATEICON) ) + *flags |= wxBK_HITTEST_ONICON; - case wxTBK_RIGHT: - posTree.x = sizeClient.x - sizeNew.x; - break; + if ( flagsTree & wxTREE_HITTEST_ONITEMLABEL ) + *flags |= wxBK_HITTEST_ONLABEL; + } } - - if ( m_tree->GetPosition() != posTree ) - m_tree->Move(posTree); - - // resize the currently shown page - wxTreebookPage *page = DoGetCurrentPage(); - if ( page ) + else // not over the tree { - wxRect rectPage = GetPageRect(); - page->SetSize(rectPage); + if ( flags && GetPageRect().Contains( pt ) ) + *flags |= wxBK_HITTEST_ONPAGE; } -} -wxTreebookPage * wxTreebook::DoGetCurrentPage() const -{ - if ( m_selection == wxNOT_FOUND ) - return NULL; - - wxTreebookPage *page = wxBookCtrlBase::GetPage(m_selection); - if ( !page && m_actualSelection != wxNOT_FOUND ) - { - page = wxBookCtrlBase::GetPage(m_actualSelection); - } - - return page; + return pagePos; } #endif // wxUSE_TREEBOOK -