src/common/ownerdrwcmn.cpp

///////////////////////////////////////////////////////////////////////////////
// Name:        src/common/ownerdrwcmn.cpp
// Purpose:     wxOwnerDrawn class methods common to all platforms
// Author:      Marcin Malich
// Modified by:
// Created:     2009-09-22
// RCS-ID:      $Id$
// Copyright:   (c) 2009 Marcin Malich <me@malcom.pl>
// Licence:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

// ============================================================================
// declarations
// ============================================================================

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

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#if wxUSE_OWNER_DRAWN

#include "wx/ownerdrw.h"

#ifndef WX_PRECOMP
    #include "wx/window.h"
    #include "wx/font.h"
    #include "wx/colour.h"
    #include "wx/dcmemory.h"
    #include "wx/settings.h"
    #include "wx/utils.h"
#endif

// ============================================================================
// implementation
// ============================================================================

bool wxOwnerDrawnBase::OnMeasureItem(size_t *width, size_t *height)
{
    if ( IsOwnerDrawn() )
    {
        wxMemoryDC dc;
        wxFont font;
        GetFontToUse(font);
        dc.SetFont(font);

        // item name/text without mnemonics
        wxString name = wxStripMenuCodes(GetName(), wxStrip_Mnemonics);

        wxCoord w, h;
        dc.GetTextExtent(name, &w, &h);

        *width = w + m_margin;
        *height = h;
    }
    else
    {
        *width = 0;
        *height = 0;
    }

    return true;
}

void wxOwnerDrawnBase::GetFontToUse(wxFont& font) const
{
    font = m_font.IsOk() ? m_font : *wxNORMAL_FONT;
}

void wxOwnerDrawnBase::GetColourToUse(wxODStatus stat, wxColour& colText, wxColour& colBack) const
{
    if ( stat & wxODSelected )
    {
        colText = wxSystemSettings::GetColour(
                !(stat & wxODDisabled) ? wxSYS_COLOUR_HIGHLIGHTTEXT
                                       : wxSYS_COLOUR_GRAYTEXT);

        colBack = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
    }
    else
    {
        // fall back to default colors if none explicitly specified

        if ( stat & wxODDisabled )
        {
            colText = wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT);
        }
        else
        {
            colText = m_colText.Ok() ? m_colText
                                     : wxSystemSettings::GetColour(wxSYS_COLOUR_MENUTEXT);
        }

        colBack = m_colBack.Ok() ? m_colBack
                                 : wxSystemSettings::GetColour(wxSYS_COLOUR_MENU);
    }
}

#endif // wxUSE_OWNER_DRAWN
Commit	Line	Data
	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: src/common/ownerdrwcmn.cpp
	3	// Purpose: wxOwnerDrawn class methods common to all platforms
	4	// Author: Marcin Malich
	5	// Modified by:
	6	// Created: 2009-09-22
	7	// RCS-ID: $Id$
	8	// Copyright: (c) 2009 Marcin Malich <me@malcom.pl>
	9	// Licence: wxWindows licence
	10	///////////////////////////////////////////////////////////////////////////////
	11
	12	// ============================================================================
	13	// declarations
	14	// ============================================================================
	15
	16	// ----------------------------------------------------------------------------
	17	// headers
	18	// ----------------------------------------------------------------------------
	19
	20	// For compilers that support precompilation, includes "wx.h".
	21	#include "wx/wxprec.h"
	22
	23	#ifdef __BORLANDC__
	24	#pragma hdrstop
	25	#endif
	26
	27	#if wxUSE_OWNER_DRAWN
	28
	29	#include "wx/ownerdrw.h"
	30
	31	#ifndef WX_PRECOMP
	32	#include "wx/window.h"
	33	#include "wx/font.h"
	34	#include "wx/colour.h"
	35	#include "wx/dcmemory.h"
	36	#include "wx/settings.h"
	37	#include "wx/utils.h"
	38	#endif
	39
	40	// ============================================================================
	41	// implementation
	42	// ============================================================================
	43
	44	bool wxOwnerDrawnBase::OnMeasureItem(size_t width, size_t height)
	45	{
	46	if ( IsOwnerDrawn() )
	47	{
	48	wxMemoryDC dc;
	49	wxFont font;
	50	GetFontToUse(font);
	51	dc.SetFont(font);
	52
	53	// item name/text without mnemonics
	54	wxString name = wxStripMenuCodes(GetName(), wxStrip_Mnemonics);
	55
	56	wxCoord w, h;
	57	dc.GetTextExtent(name, &w, &h);
	58
	59	*width = w + m_margin;
	60	*height = h;
	61	}
	62	else
	63	{
	64	*width = 0;
	65	*height = 0;
	66	}
	67
	68	return true;
	69	}
	70
	71	void wxOwnerDrawnBase::GetFontToUse(wxFont& font) const
	72	{
	73	font = m_font.IsOk() ? m_font : *wxNORMAL_FONT;
	74	}
	75
	76	void wxOwnerDrawnBase::GetColourToUse(wxODStatus stat, wxColour& colText, wxColour& colBack) const
	77	{
	78	if ( stat & wxODSelected )
	79	{
	80	colText = wxSystemSettings::GetColour(
	81	!(stat & wxODDisabled) ? wxSYS_COLOUR_HIGHLIGHTTEXT
	82	: wxSYS_COLOUR_GRAYTEXT);
	83
	84	colBack = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
	85	}
	86	else
	87	{
	88	// fall back to default colors if none explicitly specified
	89
	90	if ( stat & wxODDisabled )
	91	{
	92	colText = wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT);
	93	}
	94	else
	95	{
	96	colText = m_colText.Ok() ? m_colText
	97	: wxSystemSettings::GetColour(wxSYS_COLOUR_MENUTEXT);
	98	}
	99
	100	colBack = m_colBack.Ok() ? m_colBack
	101	: wxSystemSettings::GetColour(wxSYS_COLOUR_MENU);
	102	}
	103	}
	104
	105	#endif // wxUSE_OWNER_DRAWN