X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/87cf52d8ac2102b784679e68e764940e84f3b63d..bf9ce2abdf465110ca83469c1b336b056ae8ec72:/src/common/bookctrl.cpp diff --git a/src/common/bookctrl.cpp b/src/common/bookctrl.cpp index b61570f183..d45ff84f7d 100644 --- a/src/common/bookctrl.cpp +++ b/src/common/bookctrl.cpp @@ -42,6 +42,9 @@ IMPLEMENT_ABSTRACT_CLASS(wxBookCtrlBase, wxControl) BEGIN_EVENT_TABLE(wxBookCtrlBase, wxControl) EVT_SIZE(wxBookCtrlBase::OnSize) +#if wxUSE_HELP + EVT_HELP(wxID_ANY, wxBookCtrlBase::OnHelp) +#endif // wxUSE_HELP END_EVENT_TABLE() // ---------------------------------------------------------------------------- @@ -122,6 +125,18 @@ void wxBookCtrlBase::AssignImageList(wxImageList* imageList) // geometry // ---------------------------------------------------------------------------- +void wxBookCtrlBase::DoInvalidateBestSize() +{ + // notice that it is not necessary to invalidate our own best size + // explicitly if we have m_bookctrl as it will already invalidate the best + // size of its parent when its own size is invalidated and its parent is + // this control + if ( m_bookctrl ) + m_bookctrl->InvalidateBestSize(); + else + wxControl::InvalidateBestSize(); +} + void wxBookCtrlBase::SetPageSize(const wxSize& size) { SetClientSize(CalcSizeFromPage(size)); @@ -147,7 +162,7 @@ wxSize wxBookCtrlBase::DoGetBestSize() const bestSize.y = childBestSize.y; } } - + if (m_fitToCurrentPage && GetCurrentPage()) bestSize = GetCurrentPage()->GetBestSize(); @@ -158,81 +173,13 @@ wxSize wxBookCtrlBase::DoGetBestSize() const return best; } -// ---------------------------------------------------------------------------- -// pages management -// ---------------------------------------------------------------------------- - -bool -wxBookCtrlBase::InsertPage(size_t nPage, - wxWindow *page, - const wxString& WXUNUSED(text), - bool WXUNUSED(bSelect), - int WXUNUSED(imageId)) -{ - wxCHECK_MSG( page || AllowNullPage(), false, - _T("NULL page in wxBookCtrlBase::InsertPage()") ); - wxCHECK_MSG( nPage <= m_pages.size(), false, - _T("invalid page index in wxBookCtrlBase::InsertPage()") ); - - m_pages.Insert(page, nPage); - InvalidateBestSize(); - - return true; -} - -bool wxBookCtrlBase::DeletePage(size_t nPage) -{ - wxWindow *page = DoRemovePage(nPage); - if ( !(page || AllowNullPage()) ) - return false; - - // delete NULL is harmless - delete page; - - return true; -} - -wxWindow *wxBookCtrlBase::DoRemovePage(size_t nPage) -{ - wxCHECK_MSG( nPage < m_pages.size(), NULL, - _T("invalid page index in wxBookCtrlBase::DoRemovePage()") ); - - wxWindow *pageRemoved = m_pages[nPage]; - m_pages.RemoveAt(nPage); - InvalidateBestSize(); - - return pageRemoved; -} - -int wxBookCtrlBase::GetNextPage(bool forward) const -{ - int nPage; - - int nMax = GetPageCount(); - if ( nMax-- ) // decrement it to get the last valid index - { - int nSel = GetSelection(); - - // change selection wrapping if it becomes invalid - nPage = forward ? nSel == nMax ? 0 - : nSel + 1 - : nSel == 0 ? nMax - : nSel - 1; - } - else // notebook is empty, no next page - { - nPage = wxNOT_FOUND; - } - - return nPage; -} - wxRect wxBookCtrlBase::GetPageRect() const { const wxSize size = GetControllerSize(); wxPoint pt; wxRect rectPage(pt, GetClientSize()); + switch ( GetWindowStyle() & wxBK_ALIGN_MASK ) { default: @@ -245,6 +192,8 @@ wxRect wxBookCtrlBase::GetPageRect() const case wxBK_BOTTOM: rectPage.height -= size.y + GetInternalBorder(); + if (rectPage.height < 0) + rectPage.height = 0; break; case wxBK_LEFT: @@ -253,6 +202,8 @@ wxRect wxBookCtrlBase::GetPageRect() const case wxBK_RIGHT: rectPage.width -= size.x + GetInternalBorder(); + if (rectPage.width < 0) + rectPage.width = 0; break; } @@ -267,7 +218,7 @@ void wxBookCtrlBase::DoSize() // we're not fully created yet or OnSize() should be hidden by derived class return; } - + if (GetSizer()) Layout(); else @@ -278,6 +229,13 @@ void wxBookCtrlBase::DoSize() sizeCtrl( GetControllerSize() ); m_bookctrl->SetClientSize( sizeCtrl.x - sizeBorder.x, sizeCtrl.y - sizeBorder.y ); + // if this changes the visibility of the scrollbars the best size changes, relayout in this case + wxSize sizeCtrl2 = GetControllerSize(); + if ( sizeCtrl != sizeCtrl2 ) + { + wxSize sizeBorder2 = m_bookctrl->GetSize() - m_bookctrl->GetClientSize(); + m_bookctrl->SetClientSize( sizeCtrl2.x - sizeBorder2.x, sizeCtrl2.y - sizeBorder2.y ); + } const wxSize sizeNew = m_bookctrl->GetSize(); wxPoint posCtrl; @@ -305,19 +263,27 @@ void wxBookCtrlBase::DoSize() m_bookctrl->Move(posCtrl); } - // resize the currently shown page - if (GetSelection() != wxNOT_FOUND ) + // resize all pages to fit the new control size + const wxRect pageRect = GetPageRect(); + const unsigned pagesCount = m_pages.GetCount(); + for ( unsigned int i = 0; i < pagesCount; ++i ) { - wxWindow *page = m_pages[GetSelection()]; - wxCHECK_RET( page, _T("NULL page?") ); - page->SetSize(GetPageRect()); + wxWindow * const page = m_pages[i]; + if ( !page ) + { + wxASSERT_MSG( AllowNullPage(), + _T("Null page in a control that does not allow null pages?") ); + continue; + } + + page->SetSize(pageRect); } } void wxBookCtrlBase::OnSize(wxSizeEvent& event) { event.Skip(); - + DoSize(); } @@ -346,4 +312,187 @@ wxSize wxBookCtrlBase::GetControllerSize() const return size; } +// ---------------------------------------------------------------------------- +// miscellaneous stuff +// ---------------------------------------------------------------------------- + +#if wxUSE_HELP + +void wxBookCtrlBase::OnHelp(wxHelpEvent& event) +{ + // determine where does this even originate from to avoid redirecting it + // back to the page which generated it (resulting in an infinite loop) + + // notice that we have to check in the hard(er) way instead of just testing + // if the event object == this because the book control can have other + // subcontrols inside it (e.g. wxSpinButton in case of a notebook in wxUniv) + wxWindow *source = wxStaticCast(event.GetEventObject(), wxWindow); + while ( source && source != this && source->GetParent() != this ) + { + source = source->GetParent(); + } + + if ( source && m_pages.Index(source) == wxNOT_FOUND ) + { + // this event is for the book control itself, redirect it to the + // corresponding page + wxWindow *page = NULL; + + if ( event.GetOrigin() == wxHelpEvent::Origin_HelpButton ) + { + // show help for the page under the mouse + const int pagePos = HitTest(ScreenToClient(event.GetPosition())); + + if ( pagePos != wxNOT_FOUND) + { + page = GetPage((size_t)pagePos); + } + } + else // event from keyboard or unknown source + { + // otherwise show the current page help + page = GetCurrentPage(); + } + + if ( page ) + { + // change event object to the page to avoid infinite recursion if + // we get this event ourselves if the page doesn't handle it + event.SetEventObject(page); + + if ( page->GetEventHandler()->ProcessEvent(event) ) + { + // don't call event.Skip() + return; + } + } + } + //else: event coming from one of our pages already + + event.Skip(); +} + +#endif // wxUSE_HELP + +// ---------------------------------------------------------------------------- +// pages management +// ---------------------------------------------------------------------------- + +bool +wxBookCtrlBase::InsertPage(size_t nPage, + wxWindow *page, + const wxString& WXUNUSED(text), + bool WXUNUSED(bSelect), + int WXUNUSED(imageId)) +{ + wxCHECK_MSG( page || AllowNullPage(), false, + _T("NULL page in wxBookCtrlBase::InsertPage()") ); + wxCHECK_MSG( nPage <= m_pages.size(), false, + _T("invalid page index in wxBookCtrlBase::InsertPage()") ); + + m_pages.Insert(page, nPage); + if ( page ) + page->SetSize(GetPageRect()); + + DoInvalidateBestSize(); + + return true; +} + +bool wxBookCtrlBase::DeletePage(size_t nPage) +{ + wxWindow *page = DoRemovePage(nPage); + if ( !(page || AllowNullPage()) ) + return false; + + // delete NULL is harmless + delete page; + + return true; +} + +wxWindow *wxBookCtrlBase::DoRemovePage(size_t nPage) +{ + wxCHECK_MSG( nPage < m_pages.size(), NULL, + _T("invalid page index in wxBookCtrlBase::DoRemovePage()") ); + + wxWindow *pageRemoved = m_pages[nPage]; + m_pages.RemoveAt(nPage); + DoInvalidateBestSize(); + + return pageRemoved; +} + +int wxBookCtrlBase::GetNextPage(bool forward) const +{ + int nPage; + + int nMax = GetPageCount(); + if ( nMax-- ) // decrement it to get the last valid index + { + int nSel = GetSelection(); + + // change selection wrapping if it becomes invalid + nPage = forward ? nSel == nMax ? 0 + : nSel + 1 + : nSel == 0 ? nMax + : nSel - 1; + } + else // notebook is empty, no next page + { + nPage = wxNOT_FOUND; + } + + return nPage; +} + +int wxBookCtrlBase::DoSetSelection(size_t n, int flags) +{ + wxCHECK_MSG( n < GetPageCount(), wxNOT_FOUND, + wxT("invalid page index in wxBookCtrlBase::DoSetSelection()") ); + + const int oldSel = GetSelection(); + + if ( n != (size_t)oldSel ) + { + wxBookCtrlEvent *event = CreatePageChangingEvent(); + bool allowed = false; + + if ( flags & SetSelection_SendEvent ) + { + event->SetSelection(n); + event->SetOldSelection(oldSel); + event->SetEventObject(this); + + allowed = !GetEventHandler()->ProcessEvent(*event) || event->IsAllowed(); + } + + if ( !(flags & SetSelection_SendEvent) || allowed) + { + if ( oldSel != wxNOT_FOUND ) + m_pages[oldSel]->Hide(); + + wxWindow *page = m_pages[n]; + page->SetSize(GetPageRect()); + page->Show(); + + // change selection now to ignore the selection change event + UpdateSelectedPage(n); + + if ( flags & SetSelection_SendEvent ) + { + // program allows the page change + MakeChangedEvent(*event); + (void)GetEventHandler()->ProcessEvent(*event); + } + } + + delete event; + } + + return oldSel; +} + +IMPLEMENT_DYNAMIC_CLASS(wxBookCtrlEvent, wxNotifyEvent) + #endif // wxUSE_BOOKCTRL