X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fd2daa68f4e2d0f66f466be4dcee7bad9ed4be1a..f0c5ebdc0d881e5478f166bab335265460409ec9:/src/msw/notebook.cpp diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp index 80dad3b713..426b8af2a0 100644 --- a/src/msw/notebook.cpp +++ b/src/msw/notebook.cpp @@ -2,53 +2,52 @@ // Name: msw/notebook.cpp // Purpose: implementation of wxNotebook // Author: Vadim Zeitlin -// Modified by: +// Modified by: // Created: 11.06.98 // RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin // Licence: wxWindows license /////////////////////////////////////////////////////////////////////////////// -// ============================================================================ -// declarations -// ============================================================================ - -// ---------------------------------------------------------------------------- -// headers -// ---------------------------------------------------------------------------- #ifdef __GNUG__ - #pragma implementation "notebook.h" +#pragma implementation "notebook.h" #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ - #pragma hdrstop +#pragma hdrstop #endif // wxWindows #ifndef WX_PRECOMP - #include + #include "wx/string.h" #endif // WX_PRECOMP -#include -#include -#include +#include "wx/log.h" +#include "wx/imaglist.h" +#include "wx/event.h" +#include "wx/control.h" +#include "wx/notebook.h" -#include +#include "wx/msw/private.h" // Windows standard headers #ifndef __WIN95__ - #error "wxNotebook is not supported under Windows 3.1" + #error "wxNotebook is only supported Windows 95 and above" #endif //Win95 #include // for SetWindowFont -#ifdef __GNUWIN32__ - #include "wx/msw/gnuwin32/extra.h" -#else //!GnuWin32 - #include +#ifndef __TWIN32__ + #ifdef __GNUWIN32_OLD__ + #include "wx/msw/gnuwin32/extra.h" + #endif +#endif + +#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) + #include #endif // ---------------------------------------------------------------------------- @@ -61,22 +60,42 @@ // hide the ugly cast #define m_hwnd (HWND)GetHWND() +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + +// This is a work-around for missing defines in gcc-2.95 headers +#ifndef TCS_RIGHT + #define TCS_RIGHT 0x0002 +#endif + +#ifndef TCS_VERTICAL + #define TCS_VERTICAL 0x0080 +#endif + +#ifndef TCS_BOTTOM + #define TCS_BOTTOM TCS_RIGHT +#endif + // ---------------------------------------------------------------------------- // event table // ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARIES - BEGIN_EVENT_TABLE(wxNotebook, wxControl) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING) + +BEGIN_EVENT_TABLE(wxNotebook, wxControl) EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange) EVT_SIZE(wxNotebook::OnSize) + EVT_SET_FOCUS(wxNotebook::OnSetFocus) + EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey) - END_EVENT_TABLE() +END_EVENT_TABLE() - IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl) - IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent) -#endif +IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl) +IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxNotifyEvent) // ============================================================================ // implementation @@ -90,6 +109,7 @@ void wxNotebook::Init() { m_pImageList = NULL; + m_bOwnsImageList = FALSE; m_nSelection = -1; } @@ -121,51 +141,49 @@ bool wxNotebook::Create(wxWindow *parent, const wxString& name) { // base init - SetName(name); - SetParent(parent); - - m_windowId = id == -1 ? NewControlId() : id; + if ( !CreateBase(parent, id, pos, size, style, wxDefaultValidator, name) ) + return FALSE; // colors and font m_backgroundColour = wxColour(GetSysColor(COLOR_BTNFACE)); - m_foregroundColour = *wxBLACK ; - - m_defaultForegroundColour = *wxBLACK ; - m_defaultBackgroundColour = 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_CHILDREN) + tabStyle |= WS_CLIPCHILDREN; if ( m_windowStyle & wxTC_MULTILINE ) tabStyle |= TCS_MULTILINE; if ( m_windowStyle & wxBORDER ) tabStyle &= WS_BORDER; - - // create the tab control. - m_hWnd = (WXHWND)CreateWindowEx - ( - 0, // extended style - WC_TABCONTROL, // class name for the tab control - "", // no caption - tabStyle, // style - pos.x, pos.y, size.x, size.y, // size and position - (HWND)parent->GetHWND(), // parent window - (HMENU)m_windowId, // child id - wxGetInstance(), // current instance - NULL // no class data - ); - - if ( m_hWnd == 0 ) { - wxLogSysError("Can't create the notebook control"); + 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; + + + if ( !MSWCreate(GetId(), GetParent(), WC_TABCONTROL, + this, NULL, pos.x, pos.y, size.x, size.y, + tabStyle, NULL, 0) ) + { return FALSE; } - SetWindowFont((HWND)m_hwnd, ::GetStockObject(DEFAULT_GUI_FONT), FALSE); + // Not all compilers recognise SetWindowFont + ::SendMessage(GetHwnd(), WM_SETFONT, + (WPARAM)::GetStockObject(DEFAULT_GUI_FONT), TRUE); - if ( parent != NULL ) + + if ( parent != NULL ) parent->AddChild(this); - + SubclassWin(m_hWnd); return TRUE; @@ -174,6 +192,7 @@ bool wxNotebook::Create(wxWindow *parent, // dtor wxNotebook::~wxNotebook() { + if (m_bOwnsImageList) delete m_pImageList; } // ---------------------------------------------------------------------------- @@ -194,7 +213,7 @@ int wxNotebook::GetRowCount() const int wxNotebook::SetSelection(int nPage) { - wxASSERT( IS_VALID_PAGE(nPage) ); + wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") ); ChangePage(m_nSelection, nPage); @@ -213,20 +232,20 @@ void wxNotebook::AdvanceSelection(bool bForward) bool wxNotebook::SetPageText(int nPage, const wxString& strText) { - wxASSERT( IS_VALID_PAGE(nPage) ); + wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") ); TC_ITEM tcItem; tcItem.mask = TCIF_TEXT; - tcItem.pszText = (char *)strText.c_str(); + tcItem.pszText = (wxChar *)strText.c_str(); return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0; } wxString wxNotebook::GetPageText(int nPage) const { - wxASSERT( IS_VALID_PAGE(nPage) ); + wxCHECK_MSG( IS_VALID_PAGE(nPage), wxT(""), wxT("notebook page out of range") ); - char buf[256]; + wxChar buf[256]; TC_ITEM tcItem; tcItem.mask = TCIF_TEXT; tcItem.pszText = buf; @@ -241,7 +260,7 @@ wxString wxNotebook::GetPageText(int nPage) const int wxNotebook::GetPageImage(int nPage) const { - wxASSERT( IS_VALID_PAGE(nPage) ); + wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") ); TC_ITEM tcItem; tcItem.mask = TCIF_IMAGE; @@ -251,7 +270,7 @@ int wxNotebook::GetPageImage(int nPage) const bool wxNotebook::SetPageImage(int nPage, int nImage) { - wxASSERT( IS_VALID_PAGE(nPage) ); + wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") ); TC_ITEM tcItem; tcItem.mask = TCIF_IMAGE; @@ -261,11 +280,50 @@ bool wxNotebook::SetPageImage(int nPage, int nImage) } void wxNotebook::SetImageList(wxImageList* imageList) -{ +{ + if (m_bOwnsImageList) delete m_pImageList; m_pImageList = imageList; + m_bOwnsImageList = FALSE; TabCtrl_SetImageList(m_hwnd, (HIMAGELIST)imageList->GetHIMAGELIST()); } +void wxNotebook::AssignImageList(wxImageList* imageList) +{ + SetImageList(imageList); + m_bOwnsImageList = TRUE; +} + +// ---------------------------------------------------------------------------- +// wxNotebook size settings +// ---------------------------------------------------------------------------- + +void wxNotebook::SetPageSize(const wxSize& size) +{ + // transform the page size into the notebook size + RECT rc; + rc.left = + rc.top = 0; + rc.right = size.x; + rc.bottom = size.y; + + TabCtrl_AdjustRect(GetHwnd(), TRUE, &rc); + + // and now set it + SetSize(rc.right - rc.left, rc.bottom - rc.top); +} + +void wxNotebook::SetPadding(const wxSize& padding) +{ + TabCtrl_SetPadding(GetHwnd(), padding.x, padding.y); +} + +// Windows-only at present. Also, you must use the wxNB_FIXEDWIDTH +// style. +void wxNotebook::SetTabSize(const wxSize& sz) +{ + ::SendMessage(GetHwnd(), TCM_SETITEMSIZE, 0, MAKELPARAM(sz.x, sz.y)); +} + // ---------------------------------------------------------------------------- // wxNotebook operations // ---------------------------------------------------------------------------- @@ -273,21 +331,50 @@ void wxNotebook::SetImageList(wxImageList* imageList) // remove one page from the notebook bool wxNotebook::DeletePage(int nPage) { - wxCHECK( IS_VALID_PAGE(nPage), FALSE ); + 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_aPages[nPage]; m_aPages.Remove(nPage); + if ( m_aPages.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 +bool wxNotebook::RemovePage(int nPage) +{ + wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") ); + + TabCtrl_DeleteItem(m_hwnd, nPage); + + m_aPages.Remove(nPage); + + if ( m_aPages.IsEmpty() ) + m_nSelection = -1; + else + m_nSelection = TabCtrl_GetCurSel(m_hwnd); + return TRUE; } // remove all pages bool wxNotebook::DeleteAllPages() { - TabCtrl_DeleteAllItems(m_hwnd); - int nPageCount = GetPageCount(); int nPage; for ( nPage = 0; nPage < nPageCount; nPage++ ) @@ -295,6 +382,10 @@ bool wxNotebook::DeleteAllPages() m_aPages.Clear(); + TabCtrl_DeleteAllItems(m_hwnd); + + m_nSelection = -1; + return TRUE; } @@ -317,30 +408,65 @@ bool wxNotebook::InsertPage(int nPage, wxASSERT( pPage != NULL ); wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE ); - // add the tab to the control + // do add the tab to the control + + // init all fields to 0 TC_ITEM tcItem; - tcItem.mask = TCIF_TEXT | TCIF_IMAGE; - tcItem.pszText = (char *)strText.c_str(); - tcItem.iImage = imageId; + memset(&tcItem, 0, sizeof(tcItem)); + + if ( imageId != -1 ) + { + tcItem.mask |= TCIF_IMAGE; + tcItem.iImage = imageId; + } + + if ( !strText.IsEmpty() ) + { + tcItem.mask |= TCIF_TEXT; + tcItem.pszText = (wxChar *)strText.c_str(); // const_cast + } if ( TabCtrl_InsertItem(m_hwnd, nPage, &tcItem) == -1 ) { - wxLogError("Can't create the notebook page '%s'.", strText.c_str()); + wxLogError(wxT("Can't create the notebook page '%s'."), strText.c_str()); + return FALSE; } + // 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_aPages.Insert(pPage, nPage); - // some page must be selected: either this one or the first one if there is + // 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); + + // this updates internal flag too - otherwise it will get out of sync + pPage->Show(FALSE); + + // 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); + + // some page should be selected: either this one or the first one if there is // still no selection + int selNew = -1; if ( bSelect ) - m_nSelection = nPage; + selNew = nPage; else if ( m_nSelection == -1 ) - m_nSelection = 0; + selNew = 0; - // don't show pages by default (we'll need to adjust their size first) - HWND hwnd = (HWND)pPage->GetHWND(); - SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_VISIBLE); + if ( selNew != -1 ) + SetSelection(selNew); return TRUE; } @@ -351,24 +477,19 @@ bool wxNotebook::InsertPage(int nPage, void wxNotebook::OnSize(wxSizeEvent& event) { - // emulate page change (it's esp. important to do it first time because - // otherwise our page would stay invisible) - int nSel = m_nSelection; - m_nSelection = -1; - SetSelection(nSel); - // 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); + + int width = rc.right - rc.left, + height = rc.bottom - rc.top; size_t nCount = m_aPages.Count(); for ( size_t nPage = 0; nPage < nCount; nPage++ ) { wxNotebookPage *pPage = m_aPages[nPage]; - pPage->SetSize(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top); - if ( pPage->GetAutoLayout() ) - pPage->Layout(); + pPage->SetSize(rc.left, rc.top, width, height); } event.Skip(); @@ -378,7 +499,21 @@ void wxNotebook::OnSelChange(wxNotebookEvent& event) { // is it our tab control? if ( event.GetEventObject() == this ) - ChangePage(event.GetOldSelection(), event.GetSelection()); + { + int sel = event.GetOldSelection(); + if ( sel != -1 ) + m_aPages[sel]->Show(FALSE); + + sel = event.GetSelection(); + if ( sel != -1 ) + { + wxNotebookPage *pPage = m_aPages[sel]; + pPage->Show(TRUE); + pPage->SetFocus(); + } + + m_nSelection = sel; + } // we want to give others a chance to process this message as well event.Skip(); @@ -386,26 +521,71 @@ void wxNotebook::OnSelChange(wxNotebookEvent& event) void wxNotebook::OnSetFocus(wxFocusEvent& event) { - // set focus to the currently selected page if any - if ( m_nSelection != -1 ) - m_aPages[m_nSelection]->SetFocus(); + // this function is only called when the focus is explicitly set (i.e. from + // the program) to the notebook - in this case we don't need the + // complicated OnNavigationKey() logic because the programmer knows better + // what [s]he wants - event.Skip(); + // set focus to the currently selected page if any + if ( m_nSelection != -1 ) + m_aPages[m_nSelection]->SetFocus(); + + event.Skip(); } void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event) { - if ( event.IsWindowChange() ) { - // change pages - AdvanceSelection(event.GetDirection()); - } - else { - // pass to the parent - if ( GetParent() ) { - event.SetCurrentFocus(this); - GetParent()->ProcessEvent(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(); + if ( 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_aPages[m_nSelection]; + if ( !page->GetEventHandler()->ProcessEvent(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->GetEventHandler()->ProcessEvent(event); + } + } } - } } // ---------------------------------------------------------------------------- @@ -414,23 +594,18 @@ void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event) // override these 2 functions to do nothing: everything is done in OnSize -void wxNotebook::SetConstraintSizes(bool /* recurse */) +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 /* nPhase */) +bool wxNotebook::DoPhase(int WXUNUSED(nPhase)) { return TRUE; } -void wxNotebook::Command(wxCommandEvent& event) -{ - wxFAIL_MSG("wxNotebook::Command not implemented"); -} - -bool wxNotebook::MSWNotify(WXWPARAM wParam, WXLPARAM lParam) +bool wxNotebook::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result) { wxNotebookEvent event(wxEVT_NULL, m_windowId); @@ -444,41 +619,56 @@ bool wxNotebook::MSWNotify(WXWPARAM wParam, WXLPARAM lParam) event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING); break; - // prevent this msg from being passed to wxControl::MSWNotify which would - // retrun FALSE disabling the change of page - case UDN_DELTAPOS: - return TRUE; - - default : - return wxControl::MSWNotify(wParam, lParam); + default: + return wxControl::MSWOnNotify(idCtrl, lParam, result); } event.SetSelection(TabCtrl_GetCurSel(m_hwnd)); event.SetOldSelection(m_nSelection); event.SetEventObject(this); - event.SetInt(LOWORD(wParam)); + event.SetInt(idCtrl); - return ProcessEvent(event); + bool processed = GetEventHandler()->ProcessEvent(event); + *result = !event.IsAllowed(); + return processed; } // ---------------------------------------------------------------------------- // wxNotebook helper functions // ---------------------------------------------------------------------------- -// hide the currently active panel and show the new one +// 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; - if ( nOldSel != -1 ) - m_aPages[nOldSel]->Show(FALSE); + s_bInsideChangePage = TRUE; + + wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_windowId); + event.SetSelection(nSel); + event.SetOldSelection(nOldSel); + event.SetEventObject(this); + if ( ProcessEvent(event) && !event.IsAllowed() ) + { + // program doesn't allow the page change + s_bInsideChangePage = FALSE; + return; + } - wxNotebookPage *pPage = m_aPages[nSel]; - pPage->Show(TRUE); - pPage->SetFocus(); + event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED); + ProcessEvent(event); - m_nSelection = nSel; + s_bInsideChangePage = FALSE; }