wxWidgets/include/wx/statusbr.h
2009-04-28 11:13:11 +00:00

245 lines
7.9 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/statusbr.h
// Purpose: wxStatusBar class interface
// Author: Vadim Zeitlin
// Modified by:
// Created: 05.02.00
// RCS-ID: $Id$
// Copyright: (c) Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_STATUSBR_H_BASE_
#define _WX_STATUSBR_H_BASE_
#include "wx/defs.h"
#if wxUSE_STATUSBAR
#include "wx/window.h"
#include "wx/list.h"
#include "wx/dynarray.h"
extern WXDLLIMPEXP_DATA_CORE(const char) wxStatusBarNameStr[];
// ----------------------------------------------------------------------------
// wxStatusBar constants
// ----------------------------------------------------------------------------
// wxStatusBar styles
#define wxSTB_SIZEGRIP 0x0010
#define wxSTB_SHOW_TIPS 0x0020
#define wxSTB_ELLIPSIZE_START 0x0040
#define wxSTB_ELLIPSIZE_MIDDLE 0x0080
#define wxSTB_ELLIPSIZE_END 0x0100
#define wxSTB_DEFAULT_STYLE (wxSTB_SIZEGRIP|wxSTB_ELLIPSIZE_END|wxSTB_SHOW_TIPS|wxFULL_REPAINT_ON_RESIZE)
// old compat style name:
#define wxST_SIZEGRIP wxSTB_SIZEGRIP
// style flags for wxStatusBar fields
#define wxSB_NORMAL 0x0000
#define wxSB_FLAT 0x0001
#define wxSB_RAISED 0x0002
// ----------------------------------------------------------------------------
// wxStatusBarPane: an helper for wxStatusBar
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxStatusBarPane
{
// only wxStatusBarBase can access our internal members and modify them:
friend class WXDLLIMPEXP_FWD_CORE wxStatusBarBase;
public:
wxStatusBarPane(int style = wxSB_NORMAL, size_t width = 0)
: m_nStyle(style), m_nWidth(width)
{ m_arrStack.Add(wxEmptyString); m_bEllipsized=false; }
int GetWidth() const
{ return m_nWidth; }
int GetStyle() const
{ return m_nStyle; }
const wxArrayString& GetStack() const
{ return m_arrStack; }
// implementation-only getter:
bool IsEllipsized() const
{ return m_bEllipsized; }
// NOTE: there are no setters in wxStatusBarPane;
// use wxStatusBar functions to modify a wxStatusBarPane
protected:
int m_nStyle;
int m_nWidth; // the width maybe negative, indicating a variable-width field
// this is the array of the stacked strings of this pane; note that this
// stack does include also the string currently displayed in this pane
// as the version stored in the native status bar control is possibly
// ellipsized; note that m_arrStack.Last() is the top of the stack
// (i.e. the string shown in the status bar)
wxArrayString m_arrStack;
// was the m_arrStack.Last() string shown in the status bar control ellipsized?
bool m_bEllipsized;
};
WX_DECLARE_OBJARRAY(wxStatusBarPane, wxStatusBarPaneArray);
// ----------------------------------------------------------------------------
// wxStatusBar: a window near the bottom of the frame used for status info
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxStatusBarBase : public wxWindow
{
public:
wxStatusBarBase();
virtual ~wxStatusBarBase();
// field count
// -----------
// set the number of fields and call SetStatusWidths(widths) if widths are
// given
virtual void SetFieldsCount(int number = 1, const int *widths = NULL);
int GetFieldsCount() const { return m_panes.GetCount(); }
// field text
// ----------
// NOTE: even if it is not pure virtual, SetStatusText() must be overloaded by
// the derived classes to update the given text in the native control
virtual void SetStatusText(const wxString& text, int number = 0)
{ m_panes[number].GetStack().Last() = text; }
virtual wxString GetStatusText(int number = 0) const
{ return m_panes[number].GetStack().Last(); }
const wxArrayString& GetStatusStack(int n) const
{ return m_panes[n].GetStack(); }
void PushStatusText(const wxString& text, int number = 0);
void PopStatusText(int number = 0);
// fields widths
// -------------
// set status field widths as absolute numbers: positive widths mean that
// the field has the specified absolute width, negative widths are
// interpreted as the sizer options, i.e. the extra space (total space
// minus the sum of fixed width fields) is divided between the fields with
// negative width according to the abs value of the width (field with width
// -2 grows twice as much as one with width -1 &c)
virtual void SetStatusWidths(int n, const int widths[]);
int GetStatusWidth(int n) const
{ return m_panes[n].GetWidth(); }
// field styles
// ------------
// Set the field style. Use either wxSB_NORMAL (default) for a standard 3D
// border around a field, wxSB_FLAT for no border around a field, so that it
// appears flat or wxSB_POPOUT to make the field appear raised.
// Setting field styles only works on wxMSW
virtual void SetStatusStyles(int n, const int styles[]);
int GetStatusStyle(int n) const
{ return m_panes[n].GetStyle(); }
// geometry
// --------
// Get the position and size of the field's internal bounding rectangle
virtual bool GetFieldRect(int i, wxRect& rect) const = 0;
// sets the minimal vertical size of the status bar
virtual void SetMinHeight(int height) = 0;
// get the dimensions of the horizontal and vertical borders
virtual int GetBorderX() const = 0;
virtual int GetBorderY() const = 0;
wxSize GetBorders() const
{ return wxSize(GetBorderX(), GetBorderY()); }
// miscellaneous
// -------------
const wxStatusBarPane& GetField(int n) const
{ return m_panes[n]; }
// wxWindow overrides:
// don't want status bars to accept the focus at all
virtual bool AcceptsFocus() const { return false; }
// the client size of a toplevel window doesn't include the status bar
virtual bool CanBeOutsideClientArea() const { return true; }
protected:
// wxWindow overrides:
#if wxUSE_TOOLTIPS
virtual void DoSetToolTip( wxToolTip *tip )
{
wxASSERT_MSG(!HasFlag(wxSTB_SHOW_TIPS),
"Do not set tooltip(s) manually when using wxSTB_SHOW_TIPS!");
wxWindow::DoSetToolTip(tip);
}
#endif
virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
// internal helpers & data:
// calculate the real field widths for the given total available size
wxArrayInt CalculateAbsWidths(wxCoord widthTotal) const;
// an internal utility used to keep track of which panes have labels
// which were last rendered as ellipsized...
void SetEllipsizedFlag(int n, bool ellipsized)
{ m_panes[n].m_bEllipsized = ellipsized; }
// the array with the pane infos:
wxStatusBarPaneArray m_panes;
// if true overrides the width info of the wxStatusBarPanes
bool m_bSameWidthForAllPanes;
wxDECLARE_NO_COPY_CLASS(wxStatusBarBase);
};
// ----------------------------------------------------------------------------
// include the actual wxStatusBar class declaration
// ----------------------------------------------------------------------------
#if defined(__WXUNIVERSAL__)
#define wxStatusBarUniv wxStatusBar
#include "wx/univ/statusbr.h"
#elif defined(__WXPALMOS__)
#define wxStatusBarPalm wxStatusBar
#include "wx/palmos/statusbr.h"
#elif defined(__WIN32__) && wxUSE_NATIVE_STATUSBAR
#include "wx/msw/statusbar.h"
#elif defined(__WXMAC__)
#define wxStatusBarMac wxStatusBar
#include "wx/generic/statusbr.h"
#include "wx/osx/statusbr.h"
#else
#define wxStatusBarGeneric wxStatusBar
#include "wx/generic/statusbr.h"
#endif
#endif // wxUSE_STATUSBAR
#endif
// _WX_STATUSBR_H_BASE_