From: Vadim Zeitlin Date: Thu, 9 Jul 1998 20:19:33 +0000 (+0000) Subject: MSW wxNotebook implementation X-Git-Url: https://git.saurik.com/wxWidgets.git/commitdiff_plain/88310e2e82b1ea37379373c895ddc4e782a421c1 MSW wxNotebook implementation git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@213 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775 --- diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp new file mode 100644 index 0000000000..24f673df06 --- /dev/null +++ b/src/msw/notebook.cpp @@ -0,0 +1,480 @@ +/////////////////////////////////////////////////////////////////////////////// +// Name: msw/notebook.cpp +// Purpose: implementation of wxNotebook +// Author: Vadim Zeitlin +// Modified by: +// Created: 11.06.98 +// RCS-ID: $Id$ +// Copyright: (c) 1998 Vadim Zeitlin +// Licence: wxWindows license +/////////////////////////////////////////////////////////////////////////////// + +// TODO: +// 1) keyboard interface for changing pages ([Shift]+Ctrl-Tab) +// 2) using OnSize() for showing pages for the first time works, but it surely +// us ugly +// 3) I'm not sure that setting fonts works + +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- +#ifdef __GNUG__ + #pragma implementation "notebook.h" +#endif + +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#ifdef __BORLANDC__ + #pragma hdrstop +#endif + +// wxWindows +#ifndef WX_PRECOMP + #include +#endif // WX_PRECOMP + +#include +#include +#include + +#include + +// Windows standard headers +#ifndef __WIN95__ + #error "wxNotebook is not supported under Windows 3.1" +#endif //Win95 + +#ifdef __GNUWIN32__ + #include "wx/msw/gnuwin32/extra.h" +#else //!GnuWin32 + #include +#endif + +// ---------------------------------------------------------------------------- +// macros +// ---------------------------------------------------------------------------- + +// check that the page index is valid +#define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((nPage) < GetPageCount())) + +// hide the ugly cast +#define m_hwnd (HWND)GetHWND() + +// ---------------------------------------------------------------------------- +// event table +// ---------------------------------------------------------------------------- + +#if !USE_SHARED_LIBRARIES + 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() + + IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl) + IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent) +#endif + +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// wxNotebook construction +// ---------------------------------------------------------------------------- + +// common part of all ctors +void wxNotebook::Init() +{ + m_pImageList = NULL; + m_nSelection = -1; +} + +// default for dynamic class +wxNotebook::wxNotebook() +{ + Init(); +} + +// the same arguments as for wxControl +wxNotebook::wxNotebook(wxWindow *parent, + const wxWindowID id, + const wxPoint& pos, + const wxSize& size, + const long style, + const wxString& name) +{ + Init(); + + Create(parent, id, pos, size, style, name); +} + +// Create() function +bool wxNotebook::Create(wxWindow *parent, + const wxWindowID id, + const wxPoint& pos, + const wxSize& size, + const long style, + const wxString& name) +{ + // base init + SetName(name); + SetParent(parent); + + m_windowId = id == -1 ? NewControlId() : id; + + // colors and font + m_backgroundColour = wxColour(GetSysColor(COLOR_BTNFACE)); + m_foregroundColour = *wxBLACK ; + + m_defaultForegroundColour = *wxBLACK ; + m_defaultBackgroundColour = wxColour(GetSysColor(COLOR_BTNFACE)); + + // style + m_windowStyle = style; + + long tabStyle = WS_CHILD | WS_VISIBLE | WS_TABSTOP | TCS_TABS; + 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"); + return FALSE; + } + + if ( parent != NULL ) + parent->AddChild(this); + + SubclassWin(m_hWnd); + + return TRUE; +} + +// dtor +wxNotebook::~wxNotebook() +{ +} + +// ---------------------------------------------------------------------------- +// wxNotebook accessors +// ---------------------------------------------------------------------------- +int wxNotebook::GetPageCount() const +{ + // consistency check + wxASSERT( (int)m_aPages.Count() == TabCtrl_GetItemCount(m_hwnd) ); + + return m_aPages.Count(); +} + +int wxNotebook::GetRowCount() const +{ + return TabCtrl_GetRowCount(m_hwnd); +} + +int wxNotebook::SetSelection(int nPage) +{ + wxASSERT( IS_VALID_PAGE(nPage) ); + + ChangePage(m_nSelection, nPage); + + return TabCtrl_SetCurSel(m_hwnd, nPage); +} + +void wxNotebook::AdvanceSelection(bool bForward) +{ + int nSel = GetSelection(); + int nMax = GetPageCount() - 1; + if ( bForward ) + SetSelection(nSel == nMax ? 0 : nSel + 1); + else + SetSelection(nSel == 0 ? nMax : nSel - 1); +} + +bool wxNotebook::SetPageText(int nPage, const wxString& strText) +{ + wxASSERT( IS_VALID_PAGE(nPage) ); + + TC_ITEM tcItem; + tcItem.mask = TCIF_TEXT; + tcItem.pszText = (char *)strText.c_str(); + + return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0; +} + +wxString wxNotebook::GetPageText(int nPage) const +{ + wxASSERT( IS_VALID_PAGE(nPage) ); + + char buf[256]; + TC_ITEM tcItem; + tcItem.mask = TCIF_TEXT; + tcItem.pszText = buf; + tcItem.cchTextMax = WXSIZEOF(buf); + + wxString str; + if ( TabCtrl_GetItem(m_hwnd, nPage, &tcItem) ) + str = tcItem.pszText; + + return str; +} + +int wxNotebook::GetPageImage(int nPage) const +{ + wxASSERT( IS_VALID_PAGE(nPage) ); + + TC_ITEM tcItem; + tcItem.mask = TCIF_IMAGE; + + return TabCtrl_GetItem(m_hwnd, nPage, &tcItem) ? tcItem.iImage : -1; +} + +bool wxNotebook::SetPageImage(int nPage, int nImage) +{ + wxASSERT( IS_VALID_PAGE(nPage) ); + + TC_ITEM tcItem; + tcItem.mask = TCIF_IMAGE; + tcItem.iImage = nImage; + + return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0; +} + +void wxNotebook::SetImageList(wxImageList* imageList) +{ + m_pImageList = imageList; + TabCtrl_SetImageList(m_hwnd, (HIMAGELIST)imageList->GetHIMAGELIST()); +} + +// ---------------------------------------------------------------------------- +// wxNotebook operations +// ---------------------------------------------------------------------------- + +// remove one page from the notebook +bool wxNotebook::DeletePage(int nPage) +{ + wxCHECK( IS_VALID_PAGE(nPage), FALSE ); + + TabCtrl_DeleteItem(m_hwnd, nPage); + + delete m_aPages[nPage]; + m_aPages.Remove(nPage); + + return TRUE; +} + +// remove all pages +bool wxNotebook::DeleteAllPages() +{ + TabCtrl_DeleteAllItems(m_hwnd); + + int nPageCount = GetPageCount(); + int nPage; + for ( nPage = 0; nPage < nPageCount; nPage++ ) + delete m_aPages[nPage]; + + m_aPages.Clear(); + + return TRUE; +} + +// add a page to the notebook +bool wxNotebook::AddPage(wxNotebookPage *pPage, + const wxString& strText, + bool bSelect, + int imageId) +{ + return InsertPage(GetPageCount(), pPage, strText, bSelect, imageId); +} + +// same as AddPage() but does it at given position +bool wxNotebook::InsertPage(int nPage, + wxNotebookPage *pPage, + const wxString& strText, + bool bSelect, + int imageId) +{ + wxASSERT( pPage != NULL ); + wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE ); + + // add the tab to the control + TC_ITEM tcItem; + tcItem.mask = TCIF_TEXT | TCIF_IMAGE; + tcItem.pszText = (char *)strText.c_str(); + tcItem.iImage = imageId; + + if ( TabCtrl_InsertItem(m_hwnd, nPage, &tcItem) == -1 ) { + wxLogError("Can't create the notebook page '%s'.", strText.c_str()); + return FALSE; + } + + // 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 + // still no selection + if ( bSelect ) + m_nSelection = nPage; + else if ( m_nSelection == -1 ) + m_nSelection = 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); + + return TRUE; +} + +// ---------------------------------------------------------------------------- +// 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) +{ + static bool s_bFirstTime = TRUE; + if ( s_bFirstTime ) { + SendMessage((HWND)m_hwnd, WM_SETFONT, + (WPARAM)GetStockObject(DEFAULT_GUI_FONT), + MAKELPARAM(TRUE, 0)); + s_bFirstTime = FALSE; + } + + // 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); + + event.Skip(); +} + +void wxNotebook::OnSelChange(wxNotebookEvent& 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_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); + } + } +} + +// ---------------------------------------------------------------------------- +// wxNotebook base class virtuals +// ---------------------------------------------------------------------------- +void wxNotebook::Command(wxCommandEvent& event) +{ + wxFAIL_MSG("wxNotebook::Command not implemented"); +} + +bool wxNotebook::MSWNotify(const WXWPARAM wParam, const WXLPARAM lParam) +{ + wxNotebookEvent event(wxEVT_NULL, m_windowId, + TabCtrl_GetCurSel(m_hwnd), m_nSelection); + + NMHDR* hdr = (NMHDR *)lParam; + switch ( hdr->code ) { + case TCN_SELCHANGE: + event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED); + break; + + case TCN_SELCHANGING: + event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING); + break; + + default : + return wxControl::MSWNotify(wParam, lParam); + } + + event.SetEventObject(this); + event.SetInt(LOWORD(wParam)); + + return ProcessEvent(event); +} + +// ---------------------------------------------------------------------------- +// wxNotebook helper functions +// ---------------------------------------------------------------------------- + +// hide the currently active panel and show the new one +void wxNotebook::ChangePage(int nOldSel, int nSel) +{ + wxASSERT( nOldSel != nSel ); // impossible + + if ( nOldSel != -1 ) { + m_aPages[nOldSel]->Show(FALSE); + } + + wxNotebookPage *pPage = m_aPages[nSel]; + FitPage(pPage); + pPage->Show(TRUE); + + // set focus to the currently selected page + wxWindow *win = m_aPages[nSel]; + if ( win->IsKindOf(CLASSINFO(wxPanel)) ) { + wxList *children = win->GetChildren(); + if ( children->First() != NULL ); + win = (wxWindow *)children->First()->Data(); + } + win->SetFocus(); + + m_nSelection = nSel; +} + +// fit the notebook page to the tab control's display area +void wxNotebook::FitPage(wxNotebookPage *pPage) +{ + 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); +} \ No newline at end of file