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