X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a69103348f3eb80c7d964e5f64918d1f4088e04e..d8c65cf48881468f97798ac521fb93f9b8b5a293:/src/msw/notebook.cpp diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp index f3af3b19a4..41bb070524 100644 --- a/src/msw/notebook.cpp +++ b/src/msw/notebook.cpp @@ -141,52 +141,46 @@ bool wxNotebook::Create(wxWindow *parent, long style, const wxString& name) { - // base init - if ( !CreateBase(parent, id, pos, size, style, wxDefaultValidator, name) ) - return FALSE; - - // colors and font - m_backgroundColour = wxColour(GetSysColor(COLOR_BTNFACE)); - m_foregroundColour = *wxBLACK; - - // style - m_windowStyle = style | wxTAB_TRAVERSAL; - - long tabStyle = WS_CHILD | WS_VISIBLE | WS_TABSTOP | TCS_TABS; - - if ( m_windowStyle & wxCLIP_SIBLINGS ) - tabStyle |= WS_CLIPSIBLINGS; - if (m_windowStyle & wxCLIP_CHILDREN) - tabStyle |= WS_CLIPCHILDREN; - if ( m_windowStyle & wxTC_MULTILINE ) - tabStyle |= TCS_MULTILINE; - if ( m_windowStyle & wxBORDER ) - tabStyle |= WS_BORDER; - if (m_windowStyle & wxNB_FIXEDWIDTH) - tabStyle |= TCS_FIXEDWIDTH ; - if (m_windowStyle & wxNB_BOTTOM) - tabStyle |= TCS_RIGHT; - if (m_windowStyle & wxNB_LEFT) - tabStyle |= TCS_VERTICAL; - if (m_windowStyle & wxNB_RIGHT) - tabStyle |= TCS_VERTICAL|TCS_RIGHT; - - // note that we don't want to have the default WS_EX_CLIENTEDGE style for the - // notebook, so explicitly specify 0 as last parameter - if ( !MSWCreateControl(WC_TABCONTROL, tabStyle, pos, size, _T(""), 0) ) - { - return FALSE; - } + // base init + if ( !CreateControl(parent, id, pos, size, style | wxTAB_TRAVERSAL, + wxDefaultValidator, name) ) + return FALSE; - // Not all compilers recognise SetWindowFont - ::SendMessage(GetHwnd(), WM_SETFONT, - (WPARAM)::GetStockObject(DEFAULT_GUI_FONT), TRUE); + if ( !MSWCreateControl(WC_TABCONTROL, _T(""), pos, size) ) + return FALSE; + SetBackgroundColour(wxColour(::GetSysColor(COLOR_BTNFACE))); - if ( parent != NULL ) - parent->AddChild(this); + return TRUE; +} - return TRUE; +WXDWORD wxNotebook::MSWGetStyle(long style, WXDWORD *exstyle) const +{ + WXDWORD tabStyle = wxControl::MSWGetStyle(style, exstyle); + + tabStyle |= WS_TABSTOP | TCS_TABS; + + if ( style & wxNB_MULTILINE ) + tabStyle |= TCS_MULTILINE; + if ( style & wxNB_FIXEDWIDTH ) + tabStyle |= TCS_FIXEDWIDTH; + + if ( style & wxNB_BOTTOM ) + tabStyle |= TCS_RIGHT; + else if ( style & wxNB_LEFT ) + tabStyle |= TCS_VERTICAL; + else if ( style & wxNB_RIGHT ) + tabStyle |= TCS_VERTICAL | TCS_RIGHT; + + // ex style + if ( exstyle ) + { + // note that we never want to have the default WS_EX_CLIENTEDGE style + // as it looks too ugly for the notebooks + *exstyle = 0; + } + + return tabStyle; } // ---------------------------------------------------------------------------- @@ -210,9 +204,23 @@ int wxNotebook::SetSelection(int nPage) { wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") ); - ChangePage(m_nSelection, nPage); + if ( nPage != m_nSelection ) + { + wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_windowId); + event.SetSelection(nPage); + event.SetOldSelection(m_nSelection); + event.SetEventObject(this); + if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() ) + { + // program allows the page change + event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED); + (void)GetEventHandler()->ProcessEvent(event); - return TabCtrl_SetCurSel(m_hwnd, nPage); + TabCtrl_SetCurSel(m_hwnd, nPage); + } + } + + return m_nSelection; } bool wxNotebook::SetPageText(int nPage, const wxString& strText) @@ -309,48 +317,55 @@ void wxNotebook::SetTabSize(const wxSize& sz) // wxNotebook operations // ---------------------------------------------------------------------------- -// remove one page from the notebook -bool wxNotebook::DeletePage(int nPage) -{ - wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") ); - - if ( m_nSelection == nPage ) { - // advance selection backwards - the page being deleted shouldn't be left - // selected - AdvanceSelection(FALSE); - } - - TabCtrl_DeleteItem(m_hwnd, nPage); - - delete m_pages[nPage]; - m_pages.RemoveAt(nPage); - - if ( m_pages.IsEmpty() ) { - // no selection if the notebook became empty - m_nSelection = -1; - } - else - m_nSelection = TabCtrl_GetCurSel(m_hwnd); - - - return TRUE; -} - // remove one page from the notebook, without deleting wxNotebookPage *wxNotebook::DoRemovePage(int nPage) { - wxNotebookPage *pageRemoved = wxNotebookBase::DoRemovePage(nPage); - if ( !pageRemoved ) - return NULL; + wxNotebookPage *pageRemoved = wxNotebookBase::DoRemovePage(nPage); + if ( !pageRemoved ) + return NULL; - TabCtrl_DeleteItem(m_hwnd, nPage); + TabCtrl_DeleteItem(m_hwnd, nPage); - if ( m_pages.IsEmpty() ) - m_nSelection = -1; - else - m_nSelection = TabCtrl_GetCurSel(m_hwnd); + if ( m_pages.IsEmpty() ) + { + // no selection any more, the notebook becamse empty + m_nSelection = -1; + } + else // notebook still not empty + { + // change the selected page if it was deleted or became invalid + int selNew; + if ( m_nSelection == GetPageCount() ) + { + // last page deleted, make the new last page the new selection + selNew = m_nSelection - 1; + } + else if ( nPage <= m_nSelection ) + { + // we must show another page, even if it has the same index + selNew = m_nSelection; + } + else // nothing changes for the currently selected page + { + selNew = -1; - return pageRemoved; + // we still must refresh the current page: this needs to be done + // for some unknown reason if the tab control shows the up-down + // control (i.e. when there are too many pages) -- otherwise after + // deleting a page nothing at all is shown + m_pages[m_nSelection]->Refresh(); + } + + if ( selNew != -1 ) + { + // m_nSelection must be always valid so reset it before calling + // SetSelection() + m_nSelection = -1; + SetSelection(selNew); + } + } + + return pageRemoved; } // remove all pages @@ -386,70 +401,85 @@ bool wxNotebook::InsertPage(int nPage, bool bSelect, int imageId) { - wxASSERT( pPage != NULL ); - wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE ); + wxCHECK_MSG( pPage != NULL, FALSE, _T("NULL page in wxNotebook::InsertPage") ); + wxCHECK_MSG( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE, + _T("invalid index in wxNotebook::InsertPage") ); - // do add the tab to the control - // init all fields to 0 - TC_ITEM tcItem; - memset(&tcItem, 0, sizeof(tcItem)); + // add a new tab to the control + // ---------------------------- - if ( imageId != -1 ) - { - tcItem.mask |= TCIF_IMAGE; - tcItem.iImage = imageId; - } + // init all fields to 0 + TC_ITEM tcItem; + wxZeroMemory(tcItem); - if ( !strText.IsEmpty() ) - { - tcItem.mask |= TCIF_TEXT; - tcItem.pszText = (wxChar *)strText.c_str(); // const_cast - } + // set the image, if any + if ( imageId != -1 ) + { + tcItem.mask |= TCIF_IMAGE; + tcItem.iImage = imageId; + } - if ( TabCtrl_InsertItem(m_hwnd, nPage, &tcItem) == -1 ) { - wxLogError(wxT("Can't create the notebook page '%s'."), strText.c_str()); + // and the text + if ( !strText.IsEmpty() ) + { + tcItem.mask |= TCIF_TEXT; + tcItem.pszText = (wxChar *)strText.c_str(); // const_cast + } - return FALSE; - } + // fit the notebook page to the tab control's display area: this should be + // done before adding it to the notebook or TabCtrl_InsertItem() will + // change the notebooks size itself! + RECT rc; + rc.left = rc.top = 0; + GetSize((int *)&rc.right, (int *)&rc.bottom); + TabCtrl_AdjustRect(m_hwnd, FALSE, &rc); + pPage->SetSize(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top); - // if the inserted page is before the selected one, we must update the - // index of the selected page - if ( nPage <= m_nSelection ) - { - // one extra page added - m_nSelection++; - } - // save the pointer to the page - m_pages.Insert(pPage, nPage); + // finally do insert it + if ( TabCtrl_InsertItem(m_hwnd, nPage, &tcItem) == -1 ) { + wxLogError(wxT("Can't create the notebook page '%s'."), strText.c_str()); - // don't show pages by default (we'll need to adjust their size first) - HWND hwnd = GetWinHwnd(pPage); - SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_VISIBLE); + return FALSE; + } - // this updates internal flag too - otherwise it will get out of sync - pPage->Show(FALSE); + // succeeded: save the pointer to the page + m_pages.Insert(pPage, nPage); - // fit the notebook page to the tab control's display area - RECT rc; - rc.left = rc.top = 0; - GetSize((int *)&rc.right, (int *)&rc.bottom); - TabCtrl_AdjustRect(m_hwnd, FALSE, &rc); - pPage->SetSize(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top); + // hide the page: unless it is selected, it shouldn't be shown (and if it + // is selected it will be shown later) + HWND hwnd = GetWinHwnd(pPage); + SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_VISIBLE); - // 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; + // this updates internal flag too -- otherwise it would get out of sync + // with the real state + pPage->Show(FALSE); - if ( selNew != -1 ) - SetSelection(selNew); - return TRUE; + // now deal with the selection + // --------------------------- + + // if the inserted page is before the selected one, we must update the + // index of the selected page + if ( nPage <= m_nSelection ) + { + // one extra page added + m_nSelection++; + } + + // 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); + + return TRUE; } // ---------------------------------------------------------------------------- @@ -573,6 +603,8 @@ void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& 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)) @@ -586,6 +618,23 @@ bool wxNotebook::DoPhase(int WXUNUSED(nPhase)) return TRUE; } +#endif // wxUSE_CONSTRAINTS + +// ---------------------------------------------------------------------------- +// wxNotebook Windows message handlers +// ---------------------------------------------------------------------------- + +bool wxNotebook::MSWOnScroll(int orientation, WXWORD nSBCode, + WXWORD pos, WXHWND control) +{ + // don't generate EVT_SCROLLWIN events for the WM_SCROLLs coming from the + // up-down control + if ( control ) + return FALSE; + + return wxNotebookBase::MSWOnScroll(orientation, nSBCode, pos, control); +} + bool wxNotebook::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result) { wxNotebookEvent event(wxEVT_NULL, m_windowId); @@ -614,44 +663,4 @@ bool wxNotebook::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result) return processed; } -// ---------------------------------------------------------------------------- -// wxNotebook helper functions -// ---------------------------------------------------------------------------- - -// generate the page changing and changed events, hide the currently active -// panel and show the new one -void wxNotebook::ChangePage(int nOldSel, int nSel) -{ - // MT-FIXME should use a real semaphore - static bool s_bInsideChangePage = FALSE; - - // when we call ProcessEvent(), our own OnSelChange() is called which calls - // this function - break the infinite loop - if ( s_bInsideChangePage ) - return; - - // it's not an error (the message may be generated by the tab control itself) - // and it may happen - just do nothing - if ( nSel == nOldSel ) - return; - - s_bInsideChangePage = TRUE; - - wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_windowId); - event.SetSelection(nSel); - event.SetOldSelection(nOldSel); - event.SetEventObject(this); - if ( GetEventHandler()->ProcessEvent(event) && !event.IsAllowed() ) - { - // program doesn't allow the page change - s_bInsideChangePage = FALSE; - return; - } - - event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED); - GetEventHandler()->ProcessEvent(event); - - s_bInsideChangePage = FALSE; -} - #endif // wxUSE_NOTEBOOK