assume sizeof(wchar_t) == 2 by default, not 4

[wxWidgets.git] / include / wx / notebook.h

///////////////////////////////////////////////////////////////////////////////
// Name:        wx/notebook.h
// Purpose:     wxNotebook interface
// Author:      Vadim Zeitlin
// Modified by:
// Created:     01.02.01
// RCS-ID:      $Id$
// Copyright:   (c) 1996-2000 wxWindows team
// Licence:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

#ifndef _WX_NOTEBOOK_H_BASE_
#define _WX_NOTEBOOK_H_BASE_

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
    #pragma interface "notebookbase.h"
#endif

// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------

#include "wx/defs.h"

#if wxUSE_NOTEBOOK

#include "wx/bookctrl.h"

// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------

// wxNotebook hit results
enum
{
    wxNB_HITTEST_NOWHERE = 1,   // not on tab
    wxNB_HITTEST_ONICON  = 2,   // on icon
    wxNB_HITTEST_ONLABEL = 4,   // on label
    wxNB_HITTEST_ONITEM  = wxNB_HITTEST_ONICON | wxNB_HITTEST_ONLABEL
};

typedef wxWindow wxNotebookPage;  // so far, any window can be a page

#define wxNOTEBOOK_NAME _T("notebook")

// ----------------------------------------------------------------------------
// wxNotebookBase: define wxNotebook interface
// ----------------------------------------------------------------------------

class WXDLLEXPORT wxNotebookBase : public wxBookCtrl
{
public:
    // ctors
    // -----

    wxNotebookBase() { }

    wxNotebookBase(wxWindow *parent,
                   wxWindowID id,
                   const wxPoint& pos = wxDefaultPosition,
                   const wxSize& size = wxDefaultSize,
                   long style = 0,
                   const wxString& name = wxNOTEBOOK_NAME)
        : wxBookCtrl(parent, id, pos, size, style, name)
    {
    }


    // wxNotebook-specific additions to wxBookCtrl interface
    // -----------------------------------------------------

    // get the number of rows for a control with wxNB_MULTILINE style (not all
    // versions support it - they will always return 1 then)
    virtual int GetRowCount() const { return 1; }

    // set the padding between tabs (in pixels)
    virtual void SetPadding(const wxSize& padding) = 0;

    // set the size of the tabs for wxNB_FIXEDWIDTH controls
    virtual void SetTabSize(const wxSize& sz) = 0;

    // hit test, returns which tab is hit and, optionally, where (icon, label)
    // (not implemented on all platforms)
    virtual int HitTest(const wxPoint& WXUNUSED(pt),
                        long * WXUNUSED(flags) = NULL) const
    {
        return wxNOT_FOUND;
    }


    // implement some base class functions
    virtual wxSize CalcSizeFromPage(const wxSize& sizePage) const;

protected:
    DECLARE_NO_COPY_CLASS(wxNotebookBase)
};

// ----------------------------------------------------------------------------
// notebook event class and related stuff
// ----------------------------------------------------------------------------

class WXDLLEXPORT wxNotebookEvent : public wxBookCtrlEvent
{
public:
    wxNotebookEvent(wxEventType commandType = wxEVT_NULL, int id = 0,
                    int nSel = -1, int nOldSel = -1)
        : wxBookCtrlEvent(commandType, id, nSel, nOldSel)
    {
    }

private:
    DECLARE_DYNAMIC_CLASS_NO_COPY(wxNotebookEvent)
};

BEGIN_DECLARE_EVENT_TYPES()
    DECLARE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED, 802)
    DECLARE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, 803)
END_DECLARE_EVENT_TYPES()

typedef void (wxEvtHandler::*wxNotebookEventFunction)(wxNotebookEvent&);

#define EVT_NOTEBOOK_PAGE_CHANGED(id, fn)                                   \
  DECLARE_EVENT_TABLE_ENTRY(                                                \
    wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED,                                    \
    id,                                                                     \
    -1,                                                                     \
    (wxObjectEventFunction)(wxEventFunction)(wxNotebookEventFunction) &fn,  \
    NULL                                                                    \
  ),

#define EVT_NOTEBOOK_PAGE_CHANGING(id, fn)                                  \
  DECLARE_EVENT_TABLE_ENTRY(                                                \
    wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING,                                   \
    id,                                                                     \
    -1,                                                                     \
    (wxObjectEventFunction)(wxEventFunction)(wxNotebookEventFunction) &fn,  \
    NULL                                                                    \
  ),

// ----------------------------------------------------------------------------
// wxNotebook class itself
// ----------------------------------------------------------------------------

#if defined(__WXUNIVERSAL__)
    #include "wx/univ/notebook.h"
#elif defined(__WXMSW__)
    #include  "wx/msw/notebook.h"
#elif defined(__WXMOTIF__)
    #include  "wx/generic/notebook.h"
#elif defined(__WXGTK__)
    #include  "wx/gtk/notebook.h"
#elif defined(__WXMAC__)
    #include  "wx/mac/notebook.h"
#elif defined(__WXCOCOA__)
    #include  "wx/generic/notebook.h"
#elif defined(__WXPM__)
    #include  "wx/os2/notebook.h"
#endif

#endif // wxUSE_NOTEBOOK

#endif
    // _WX_NOTEBOOK_H_BASE_