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Commit	Line	Data
	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: wx/gtk/private.h
	3	// Purpose: wxGTK private macros, functions &c
	4	// Author: Vadim Zeitlin
	5	// Modified by:
	6	// Created: 12.03.02
	7	// RCS-ID: $Id$
	8	// Copyright: (c) 2002 Vadim Zeitlin <vadim@wxwidgets.org>
	9	// Licence: wxWindows licence
	10	///////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef _WX_GTK_PRIVATE_H_
	13	#define _WX_GTK_PRIVATE_H_
	14
	15	#include <gtk/gtk.h>
	16
	17	#include "wx/gtk/private/string.h"
	18	#include "wx/gtk/private/gtk2-compat.h"
	19
	20	// pango_version_check symbol is quite recent ATM (4/2007)... so we
	21	// use our own wrapper which implements a smart trick.
	22	// Use this function as you'd use pango_version_check:
	23	//
	24	// if (!wx_pango_version_check(1,18,0))
	25	// ... call to a function available only in pango >= 1.18 ...
	26	//
	27	// and use it only to test for pango versions >= 1.16.0
	28	extern const gchar *wx_pango_version_check(int major, int minor, int micro);
	29
	30	#if wxUSE_UNICODE
	31	#define wxGTK_CONV(s) s.utf8_str()
	32	#define wxGTK_CONV_ENC(s, enc) wxGTK_CONV((s))
	33	#define wxGTK_CONV_FONT(s, font) wxGTK_CONV((s))
	34	#define wxGTK_CONV_SYS(s) wxGTK_CONV((s))
	35
	36	#define wxGTK_CONV_BACK(s) wxString::FromUTF8Unchecked(s)
	37	#define wxGTK_CONV_BACK_ENC(s, enc) wxGTK_CONV_BACK(s)
	38	#define wxGTK_CONV_BACK_FONT(s, font) wxGTK_CONV_BACK(s)
	39	#define wxGTK_CONV_BACK_SYS(s) wxGTK_CONV_BACK(s)
	40	#else
	41	#include "wx/font.h"
	42
	43	// convert the text between the given encoding and UTF-8 used by wxGTK
	44	extern WXDLLIMPEXP_CORE wxCharBuffer
	45	wxConvertToGTK(const wxString& s,
	46	wxFontEncoding enc = wxFONTENCODING_SYSTEM);
	47
	48	extern WXDLLIMPEXP_CORE wxCharBuffer
	49	wxConvertFromGTK(const wxString& s,
	50	wxFontEncoding enc = wxFONTENCODING_SYSTEM);
	51
	52	// helper: use the encoding of the given font if it's valid
	53	inline wxCharBuffer wxConvertToGTK(const wxString& s, const wxFont& font)
	54	{
	55	return wxConvertToGTK(s, font.IsOk() ? font.GetEncoding()
	56	: wxFONTENCODING_SYSTEM);
	57	}
	58
	59	inline wxCharBuffer wxConvertFromGTK(const wxString& s, const wxFont& font)
	60	{
	61	return wxConvertFromGTK(s, font.IsOk() ? font.GetEncoding()
	62	: wxFONTENCODING_SYSTEM);
	63	}
	64
	65	// more helpers: allow passing GTK+ strings directly
	66	inline wxCharBuffer
	67	wxConvertFromGTK(const wxGtkString& gs,
	68	wxFontEncoding enc = wxFONTENCODING_SYSTEM)
	69	{
	70	return wxConvertFromGTK(gs.c_str(), enc);
	71	}
	72
	73	inline wxCharBuffer
	74	wxConvertFromGTK(const wxGtkString& gs, const wxFont& font)
	75	{
	76	return wxConvertFromGTK(gs.c_str(), font);
	77	}
	78
	79	#define wxGTK_CONV(s) wxGTK_CONV_FONT((s), m_font)
	80	#define wxGTK_CONV_ENC(s, enc) wxConvertToGTK((s), (enc))
	81	#define wxGTK_CONV_FONT(s, font) wxConvertToGTK((s), (font))
	82	#define wxGTK_CONV_SYS(s) wxConvertToGTK((s))
	83
	84	#define wxGTK_CONV_BACK(s) wxConvertFromGTK((s), m_font)
	85	#define wxGTK_CONV_BACK_ENC(s, enc) wxConvertFromGTK((s), (enc))
	86	#define wxGTK_CONV_BACK_FONT(s, font) wxConvertFromGTK((s), (font))
	87	#define wxGTK_CONV_BACK_SYS(s) wxConvertFromGTK((s))
	88	#endif
	89
	90	// ----------------------------------------------------------------------------
	91	// various private helper functions
	92	// ----------------------------------------------------------------------------
	93
	94	namespace wxGTKPrivate
	95	{
	96
	97	// these functions create the GTK widgets of the specified types which can then
	98	// used to retrieve their styles, pass them to drawing functions &c
	99	//
	100	// the returned widgets shouldn't be destroyed, this is done automatically on
	101	// shutdown
	102	GtkWidget *GetButtonWidget();
	103	GtkWidget *GetCheckButtonWidget();
	104	GtkWidget *GetComboBoxWidget();
	105	GtkWidget *GetEntryWidget();
	106	GtkWidget *GetHeaderButtonWidgetFirst();
	107	GtkWidget *GetHeaderButtonWidgetLast();
	108	GtkWidget *GetHeaderButtonWidget();
	109	GtkWidget *GetRadioButtonWidget();
	110	GtkWidget *GetSplitterWidget();
	111	GtkWidget *GetTextEntryWidget();
	112	GtkWidget *GetTreeWidget();
	113
	114	} // wxGTKPrivate
	115
	116	#endif // _WX_GTK_PRIVATE_H_
	117