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
// 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.IsOk() ? m_colText
                                     : wxSystemSettings::GetColour(wxSYS_COLOUR_MENUTEXT);
        }

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