src/msw/bmpbuttn.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/msw/bmpbuttn.cpp
// Purpose:     wxBitmapButton
// Author:      Julian Smart
// Modified by:
// Created:     04/01/98
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

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

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#if wxUSE_BMPBUTTON

#ifndef WX_PRECOMP
    #include "wx/bmpbuttn.h"
    #include "wx/log.h"
    #include "wx/dcmemory.h"
#endif

#include "wx/msw/private.h"
#include "wx/image.h"
#include "wx/msw/uxtheme.h"

// ----------------------------------------------------------------------------
// macros
// ----------------------------------------------------------------------------

#if wxUSE_EXTENDED_RTTI

WX_DEFINE_FLAGS( wxBitmapButtonStyle )

wxBEGIN_FLAGS( wxBitmapButtonStyle )
    // new style border flags, we put them first to
    // use them for streaming out
    wxFLAGS_MEMBER(wxBORDER_SIMPLE)
    wxFLAGS_MEMBER(wxBORDER_SUNKEN)
    wxFLAGS_MEMBER(wxBORDER_DOUBLE)
    wxFLAGS_MEMBER(wxBORDER_RAISED)
    wxFLAGS_MEMBER(wxBORDER_STATIC)
    wxFLAGS_MEMBER(wxBORDER_NONE)

    // old style border flags
    wxFLAGS_MEMBER(wxSIMPLE_BORDER)
    wxFLAGS_MEMBER(wxSUNKEN_BORDER)
    wxFLAGS_MEMBER(wxDOUBLE_BORDER)
    wxFLAGS_MEMBER(wxRAISED_BORDER)
    wxFLAGS_MEMBER(wxSTATIC_BORDER)
    wxFLAGS_MEMBER(wxBORDER)

    // standard window styles
    wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
    wxFLAGS_MEMBER(wxCLIP_CHILDREN)
    wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
    wxFLAGS_MEMBER(wxWANTS_CHARS)
    wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
    wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
    wxFLAGS_MEMBER(wxVSCROLL)
    wxFLAGS_MEMBER(wxHSCROLL)

    wxFLAGS_MEMBER(wxBU_AUTODRAW)
    wxFLAGS_MEMBER(wxBU_LEFT)
    wxFLAGS_MEMBER(wxBU_RIGHT)
    wxFLAGS_MEMBER(wxBU_TOP)
    wxFLAGS_MEMBER(wxBU_BOTTOM)
wxEND_FLAGS( wxBitmapButtonStyle )

IMPLEMENT_DYNAMIC_CLASS_XTI(wxBitmapButton, wxButton,"wx/bmpbuttn.h")

wxBEGIN_PROPERTIES_TABLE(wxBitmapButton)
    wxPROPERTY_FLAGS( WindowStyle , wxBitmapButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
wxEND_PROPERTIES_TABLE()

wxBEGIN_HANDLERS_TABLE(wxBitmapButton)
wxEND_HANDLERS_TABLE()

wxCONSTRUCTOR_5( wxBitmapButton , wxWindow* , Parent , wxWindowID , Id , wxBitmap , Bitmap , wxPoint , Position , wxSize , Size )

#else
IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton, wxButton)
#endif

BEGIN_EVENT_TABLE(wxBitmapButton, wxBitmapButtonBase)
    EVT_SYS_COLOUR_CHANGED(wxBitmapButton::OnSysColourChanged)
    EVT_ENTER_WINDOW(wxBitmapButton::OnMouseEnterOrLeave)
    EVT_LEAVE_WINDOW(wxBitmapButton::OnMouseEnterOrLeave)
END_EVENT_TABLE()

/*
TODO PROPERTIES :

long "style" , wxBU_AUTODRAW
bool "default" , 0
bitmap "selected" ,
bitmap "focus" ,
bitmap "disabled" ,
*/

bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id,
    const wxBitmap& bitmap,
    const wxPoint& pos,
    const wxSize& size, long style,
    const wxValidator& wxVALIDATOR_PARAM(validator),
    const wxString& name)
{
    m_bmpNormal = bitmap;
    SetName(name);

#if wxUSE_VALIDATORS
    SetValidator(validator);
#endif // wxUSE_VALIDATORS

    parent->AddChild(this);

    m_backgroundColour = parent->GetBackgroundColour();
    m_foregroundColour = parent->GetForegroundColour();
    m_windowStyle = style;

    if ( style & wxBU_AUTODRAW )
    {
        m_marginX =
        m_marginY = 4;
    }

    if (id == wxID_ANY)
        m_windowId = NewControlId();
    else
        m_windowId = id;

    long msStyle = WS_VISIBLE | WS_TABSTOP | WS_CHILD | BS_OWNERDRAW ;

    if ( m_windowStyle & wxCLIP_SIBLINGS )
        msStyle |= WS_CLIPSIBLINGS;

#ifdef __WIN32__
    if(m_windowStyle & wxBU_LEFT)
        msStyle |= BS_LEFT;
    if(m_windowStyle & wxBU_RIGHT)
        msStyle |= BS_RIGHT;
    if(m_windowStyle & wxBU_TOP)
        msStyle |= BS_TOP;
    if(m_windowStyle & wxBU_BOTTOM)
        msStyle |= BS_BOTTOM;
#endif

    m_hWnd = (WXHWND) CreateWindowEx(
                    0,
                    wxT("BUTTON"),
                    wxEmptyString,
                    msStyle,
                    0, 0, 0, 0,
                    GetWinHwnd(parent),
                    (HMENU)m_windowId,
                    wxGetInstance(),
                    NULL
                   );

    // Subclass again for purposes of dialog editing mode
    SubclassWin(m_hWnd);

    SetPosition(pos);
    SetBestSize(size);

    return true;
}

bool wxBitmapButton::SetBackgroundColour(const wxColour& colour)
{
    if ( !wxBitmapButtonBase::SetBackgroundColour(colour) )
    {
        // didn't change
        return false;
    }

    // invalidate the brush, it will be recreated the next time it's needed
    m_brushDisabled = wxNullBrush;

    return true;
}

void wxBitmapButton::OnSysColourChanged(wxSysColourChangedEvent& event)
{
    m_brushDisabled = wxNullBrush;

    if ( !IsEnabled() )
    {
        // this change affects our current state
        Refresh();
    }

    event.Skip();
}

void wxBitmapButton::OnMouseEnterOrLeave(wxMouseEvent& event)
{
    if ( IsEnabled() && m_bmpHover.Ok() )
        Refresh();

    event.Skip();
}

void wxBitmapButton::OnSetBitmap()
{
    // if the focus bitmap is specified but hover one isn't, use the focus
    // bitmap for hovering as well if this is consistent with the current
    // Windows version look and feel
    //
    // rationale: this is compatible with the old wxGTK behaviour and also
    // makes it much easier to do "the right thing" for all platforms (some of
    // them, such as Windows XP, have "hot" buttons while others don't)
    if ( !m_bmpHover.Ok() &&
            m_bmpFocus.Ok() &&
                wxUxThemeEngine::GetIfActive() )
    {
        m_bmpHover = m_bmpFocus;
    }

    // this will redraw us
    wxBitmapButtonBase::OnSetBitmap();
}

// VZ: should be at the very least less than wxDEFAULT_BUTTON_MARGIN
#define FOCUS_MARGIN 3

bool wxBitmapButton::MSWOnDraw(WXDRAWITEMSTRUCT *item)
{
#ifndef __WXWINCE__
    long style = GetWindowLong((HWND) GetHWND(), GWL_STYLE);
    if (style & BS_BITMAP)
    {
        // Let default procedure draw the bitmap, which is defined
        // in the Windows resource.
        return false;
    }
#endif

    LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT) item;
    HDC hDC                = lpDIS->hDC;
    UINT state             = lpDIS->itemState;
    bool isSelected        = (state & ODS_SELECTED) != 0;
    bool autoDraw          = (GetWindowStyleFlag() & wxBU_AUTODRAW) != 0;


    // choose the bitmap to use depending on the button state
    wxBitmap *bitmap;

    if ( isSelected && m_bmpSelected.Ok() )
        bitmap = &m_bmpSelected;
    else if ( m_bmpHover.Ok() && IsMouseInWindow() )
        bitmap = &m_bmpHover;
    else if ((state & ODS_FOCUS) && m_bmpFocus.Ok())
        bitmap = &m_bmpFocus;
    else if ((state & ODS_DISABLED) && m_bmpDisabled.Ok())
        bitmap = &m_bmpDisabled;
    else
        bitmap = &m_bmpNormal;

    if ( !bitmap->Ok() )
        return false;

    // centre the bitmap in the control area
    int x      = lpDIS->rcItem.left;
    int y      = lpDIS->rcItem.top;
    int width  = lpDIS->rcItem.right - x;
    int height = lpDIS->rcItem.bottom - y;
    int wBmp   = bitmap->GetWidth();
    int hBmp   = bitmap->GetHeight();

    int x1,y1;

    if(m_windowStyle & wxBU_LEFT)
        x1 = x + (FOCUS_MARGIN+1);
    else if(m_windowStyle & wxBU_RIGHT)
        x1 = x + (width - wBmp) - (FOCUS_MARGIN+1);
    else
        x1 = x + (width - wBmp) / 2;

    if(m_windowStyle & wxBU_TOP)
        y1 = y + (FOCUS_MARGIN+1);
    else if(m_windowStyle & wxBU_BOTTOM)
        y1 = y + (height - hBmp) - (FOCUS_MARGIN+1);
    else
        y1 = y + (height - hBmp) / 2;

    if ( isSelected && autoDraw )
    {
        x1++;
        y1++;
    }

    // draw the face, if auto-drawing
    if ( autoDraw )
    {
        DrawFace((WXHDC) hDC,
                 lpDIS->rcItem.left, lpDIS->rcItem.top,
                 lpDIS->rcItem.right, lpDIS->rcItem.bottom,
                 isSelected);
    }

    // draw the bitmap
    wxDC dst;
    dst.SetHDC((WXHDC) hDC, false);
    dst.DrawBitmap(*bitmap, x1, y1, true);

    // draw focus / disabled state, if auto-drawing
    if ( (state & ODS_DISABLED) && autoDraw )
    {
        DrawButtonDisable((WXHDC) hDC,
                          lpDIS->rcItem.left, lpDIS->rcItem.top,
                          lpDIS->rcItem.right, lpDIS->rcItem.bottom,
                          true);
    }
    else if ( (state & ODS_FOCUS) && autoDraw )
    {
        DrawButtonFocus((WXHDC) hDC,
                        lpDIS->rcItem.left,
                        lpDIS->rcItem.top,
                        lpDIS->rcItem.right,
                        lpDIS->rcItem.bottom,
                        isSelected);
    }

    return true;
}

// GRG Feb/2000, support for bmp buttons with Win95/98 standard LNF

#if defined(__WIN95__)

void wxBitmapButton::DrawFace( WXHDC dc, int left, int top,
    int right, int bottom, bool sel )
{
    HPEN oldp;
    HPEN penHiLight;
    HPEN penLight;
    HPEN penShadow;
    HPEN penDkShadow;
    HBRUSH brushFace;

    // create needed pens and brush
    penHiLight  = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DHILIGHT));
    penLight    = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DLIGHT));
    penShadow   = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DSHADOW));
    penDkShadow = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DDKSHADOW));
    // brushFace   = CreateSolidBrush(GetSysColor(COLOR_BTNFACE));
    // Taking the background colour fits in better with
    // Windows XP themes.
    brushFace   = CreateSolidBrush(m_backgroundColour.m_pixel);

    // draw the rectangle
    RECT rect;
    rect.left   = left;
    rect.right  = right;
    rect.top    = top;
    rect.bottom = bottom;
    FillRect((HDC) dc, &rect, brushFace);

    // draw the border
    oldp = (HPEN) SelectObject( (HDC) dc, sel? penDkShadow : penHiLight);

    wxDrawLine((HDC) dc, left, top, right-1, top);
    wxDrawLine((HDC) dc, left, top+1, left, bottom-1);

    SelectObject( (HDC) dc, sel? penShadow : penLight);
    wxDrawLine((HDC) dc, left+1, top+1, right-2, top+1);
    wxDrawLine((HDC) dc, left+1, top+2, left+1, bottom-2);

    SelectObject( (HDC) dc, sel? penLight : penShadow);
    wxDrawLine((HDC) dc, left+1, bottom-2, right-1, bottom-2);
    wxDrawLine((HDC) dc, right-2, bottom-3, right-2, top);

    SelectObject( (HDC) dc, sel? penHiLight : penDkShadow);
    wxDrawLine((HDC) dc, left, bottom-1, right+2, bottom-1);
    wxDrawLine((HDC) dc, right-1, bottom-2, right-1, top-1);

    // delete allocated resources
    SelectObject((HDC) dc,oldp);
    DeleteObject(penHiLight);
    DeleteObject(penLight);
    DeleteObject(penShadow);
    DeleteObject(penDkShadow);
    DeleteObject(brushFace);
}

#else

void wxBitmapButton::DrawFace( WXHDC dc, int left, int top,
    int right, int bottom, bool sel )
{
    HPEN oldp;
    HPEN penBorder;
    HPEN penLight;
    HPEN penShadow;
    HBRUSH brushFace;

    // create needed pens and brush
    penBorder = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_WINDOWFRAME));
    penShadow = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_BTNSHADOW));
    penLight  = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_BTNHIGHLIGHT));
    brushFace = CreateSolidBrush(COLOR_BTNFACE);

    // draw the rectangle
    RECT rect;
    rect.left   = left;
    rect.right  = right;
    rect.top    = top;
    rect.bottom = bottom;
    FillRect((HDC) dc, &rect, brushFace);

    // draw the border
    oldp = (HPEN) SelectObject( (HDC) dc, penBorder);
    MoveToEx((HDC) dc,left+1,top,NULL);LineTo((HDC) dc,right-1,top);
    MoveToEx((HDC) dc,left,top+1,NULL);LineTo((HDC) dc,left,bottom-1);
    MoveToEx((HDC) dc,left+1,bottom-1,NULL);LineTo((HDC) dc,right-1,bottom-1);
    MoveToEx((HDC) dc,right-1,top+1,NULL);LineTo((HDC) dc,right-1,bottom-1);

    SelectObject( (HDC) dc, penShadow);
    if (sel)
    {
        MoveToEx((HDC) dc,left+1    ,bottom-2   ,NULL);
        LineTo((HDC) dc,  left+1    ,top+1);
        LineTo((HDC) dc,  right-2   ,top+1);
    }
    else
    {
        MoveToEx((HDC) dc,left+1    ,bottom-2   ,NULL);
        LineTo((HDC) dc,  right-2   ,bottom-2);
        LineTo((HDC) dc,  right-2   ,top);

        MoveToEx((HDC) dc,left+2    ,bottom-3   ,NULL);
        LineTo((HDC) dc,  right-3   ,bottom-3);
        LineTo((HDC) dc,  right-3   ,top+1);

        SelectObject( (HDC) dc, penLight);

        MoveToEx((HDC) dc,left+1    ,bottom-2   ,NULL);
        LineTo((HDC) dc,  left+1    ,top+1);
        LineTo((HDC) dc,  right-2   ,top+1);
    }

    // delete allocated resources
    SelectObject((HDC) dc,oldp);
    DeleteObject(penBorder);
    DeleteObject(penLight);
    DeleteObject(penShadow);
    DeleteObject(brushFace);
}

#endif // defined(__WIN95__)


void wxBitmapButton::DrawButtonFocus( WXHDC dc, int left, int top, int right,
    int bottom, bool WXUNUSED(sel) )
{
    RECT rect;
    rect.left = left;
    rect.top = top;
    rect.right = right;
    rect.bottom = bottom;
    InflateRect( &rect, - FOCUS_MARGIN, - FOCUS_MARGIN );

    // GRG: the focus rectangle should not move when the button is pushed!
/*
    if ( sel )
        OffsetRect( &rect, 1, 1 );
*/

    DrawFocusRect( (HDC) dc, &rect );
}

void
wxBitmapButton::DrawButtonDisable( WXHDC dc,
                                   int left, int top, int right, int bottom,
                                   bool with_marg )
{
    if ( !m_brushDisabled.Ok() )
    {
        // draw a bitmap with two black and two background colour pixels
        wxBitmap bmp(2, 2);
        wxMemoryDC dc;
        dc.SelectObject(bmp);
        dc.SetPen(*wxBLACK_PEN);
        dc.DrawPoint(0, 0);
        dc.DrawPoint(1, 1);
        dc.SetPen(GetBackgroundColour());
        dc.DrawPoint(0, 1);
        dc.DrawPoint(1, 0);

        m_brushDisabled = wxBrush(bmp);
    }

    SelectInHDC selectBrush((HDC)dc, GetHbrushOf(m_brushDisabled));

    // ROP for "dest |= pattern" operation -- as it doesn't have a standard
    // name, give it our own
    static const DWORD PATTERNPAINT = 0xFA0089UL;

    if ( with_marg )
    {
        left += m_marginX;
        top += m_marginY;
        right -= 2 * m_marginX;
        bottom -= 2 * m_marginY;
    }

    ::PatBlt( (HDC) dc, left, top, right, bottom, PATTERNPAINT);
}

void wxBitmapButton::SetDefault()
{
    wxButton::SetDefault();
}

wxSize wxBitmapButton::DoGetBestSize() const
{
    if ( m_bmpNormal.Ok() )
    {
        wxSize best(m_bmpNormal.GetWidth() + 2*m_marginX,
                      m_bmpNormal.GetHeight() + 2*m_marginY);
        CacheBestSize(best);
        return best;
    }

    // no idea what our best size should be, defer to the base class
    return wxBitmapButtonBase::DoGetBestSize();
}

#endif // wxUSE_BMPBUTTON
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/msw/bmpbuttn.cpp
	3	// Purpose: wxBitmapButton
	4	// Author: Julian Smart
	5	// Modified by:
	6	// Created: 04/01/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Julian Smart
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	// For compilers that support precompilation, includes "wx.h".
	13	#include "wx/wxprec.h"
	14
	15	#ifdef __BORLANDC__
	16	#pragma hdrstop
	17	#endif
	18
	19	#if wxUSE_BMPBUTTON
	20
	21	#ifndef WX_PRECOMP
	22	#include "wx/bmpbuttn.h"
	23	#include "wx/log.h"
	24	#include "wx/dcmemory.h"
	25	#endif
	26
	27	#include "wx/msw/private.h"
	28	#include "wx/image.h"
	29	#include "wx/msw/uxtheme.h"
	30
	31	// ----------------------------------------------------------------------------
	32	// macros
	33	// ----------------------------------------------------------------------------
	34
	35	#if wxUSE_EXTENDED_RTTI
	36
	37	WX_DEFINE_FLAGS( wxBitmapButtonStyle )
	38
	39	wxBEGIN_FLAGS( wxBitmapButtonStyle )
	40	// new style border flags, we put them first to
	41	// use them for streaming out
	42	wxFLAGS_MEMBER(wxBORDER_SIMPLE)
	43	wxFLAGS_MEMBER(wxBORDER_SUNKEN)
	44	wxFLAGS_MEMBER(wxBORDER_DOUBLE)
	45	wxFLAGS_MEMBER(wxBORDER_RAISED)
	46	wxFLAGS_MEMBER(wxBORDER_STATIC)
	47	wxFLAGS_MEMBER(wxBORDER_NONE)
	48
	49	// old style border flags
	50	wxFLAGS_MEMBER(wxSIMPLE_BORDER)
	51	wxFLAGS_MEMBER(wxSUNKEN_BORDER)
	52	wxFLAGS_MEMBER(wxDOUBLE_BORDER)
	53	wxFLAGS_MEMBER(wxRAISED_BORDER)
	54	wxFLAGS_MEMBER(wxSTATIC_BORDER)
	55	wxFLAGS_MEMBER(wxBORDER)
	56
	57	// standard window styles
	58	wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
	59	wxFLAGS_MEMBER(wxCLIP_CHILDREN)
	60	wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
	61	wxFLAGS_MEMBER(wxWANTS_CHARS)
	62	wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
	63	wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
	64	wxFLAGS_MEMBER(wxVSCROLL)
	65	wxFLAGS_MEMBER(wxHSCROLL)
	66
	67	wxFLAGS_MEMBER(wxBU_AUTODRAW)
	68	wxFLAGS_MEMBER(wxBU_LEFT)
	69	wxFLAGS_MEMBER(wxBU_RIGHT)
	70	wxFLAGS_MEMBER(wxBU_TOP)
	71	wxFLAGS_MEMBER(wxBU_BOTTOM)
	72	wxEND_FLAGS( wxBitmapButtonStyle )
	73
	74	IMPLEMENT_DYNAMIC_CLASS_XTI(wxBitmapButton, wxButton,"wx/bmpbuttn.h")
	75
	76	wxBEGIN_PROPERTIES_TABLE(wxBitmapButton)
	77	wxPROPERTY_FLAGS( WindowStyle , wxBitmapButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /flags/ , wxT("Helpstring") , wxT("group")) // style
	78	wxEND_PROPERTIES_TABLE()
	79
	80	wxBEGIN_HANDLERS_TABLE(wxBitmapButton)
	81	wxEND_HANDLERS_TABLE()
	82
	83	wxCONSTRUCTOR_5( wxBitmapButton , wxWindow* , Parent , wxWindowID , Id , wxBitmap , Bitmap , wxPoint , Position , wxSize , Size )
	84
	85	#else
	86	IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton, wxButton)
	87	#endif
	88
	89	BEGIN_EVENT_TABLE(wxBitmapButton, wxBitmapButtonBase)
	90	EVT_SYS_COLOUR_CHANGED(wxBitmapButton::OnSysColourChanged)
	91	EVT_ENTER_WINDOW(wxBitmapButton::OnMouseEnterOrLeave)
	92	EVT_LEAVE_WINDOW(wxBitmapButton::OnMouseEnterOrLeave)
	93	END_EVENT_TABLE()
	94
	95	/*
	96	TODO PROPERTIES :
	97
	98	long "style" , wxBU_AUTODRAW
	99	bool "default" , 0
	100	bitmap "selected" ,
	101	bitmap "focus" ,
	102	bitmap "disabled" ,
	103	*/
	104
	105	bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id,
	106	const wxBitmap& bitmap,
	107	const wxPoint& pos,
	108	const wxSize& size, long style,
	109	const wxValidator& wxVALIDATOR_PARAM(validator),
	110	const wxString& name)
	111	{
	112	m_bmpNormal = bitmap;
	113	SetName(name);
	114
	115	#if wxUSE_VALIDATORS
	116	SetValidator(validator);
	117	#endif // wxUSE_VALIDATORS
	118
	119	parent->AddChild(this);
	120
	121	m_backgroundColour = parent->GetBackgroundColour();
	122	m_foregroundColour = parent->GetForegroundColour();
	123	m_windowStyle = style;
	124
	125	if ( style & wxBU_AUTODRAW )
	126	{
	127	m_marginX =
	128	m_marginY = 4;
	129	}
	130
	131	if (id == wxID_ANY)
	132	m_windowId = NewControlId();
	133	else
	134	m_windowId = id;
	135
	136	long msStyle = WS_VISIBLE \| WS_TABSTOP \| WS_CHILD \| BS_OWNERDRAW ;
	137
	138	if ( m_windowStyle & wxCLIP_SIBLINGS )
	139	msStyle \|= WS_CLIPSIBLINGS;
	140
	141	#ifdef __WIN32__
	142	if(m_windowStyle & wxBU_LEFT)
	143	msStyle \|= BS_LEFT;
	144	if(m_windowStyle & wxBU_RIGHT)
	145	msStyle \|= BS_RIGHT;
	146	if(m_windowStyle & wxBU_TOP)
	147	msStyle \|= BS_TOP;
	148	if(m_windowStyle & wxBU_BOTTOM)
	149	msStyle \|= BS_BOTTOM;
	150	#endif
	151
	152	m_hWnd = (WXHWND) CreateWindowEx(
	153	0,
	154	wxT("BUTTON"),
	155	wxEmptyString,
	156	msStyle,
	157	0, 0, 0, 0,
	158	GetWinHwnd(parent),
	159	(HMENU)m_windowId,
	160	wxGetInstance(),
	161	NULL
	162	);
	163
	164	// Subclass again for purposes of dialog editing mode
	165	SubclassWin(m_hWnd);
	166
	167	SetPosition(pos);
	168	SetBestSize(size);
	169
	170	return true;
	171	}
	172
	173	bool wxBitmapButton::SetBackgroundColour(const wxColour& colour)
	174	{
	175	if ( !wxBitmapButtonBase::SetBackgroundColour(colour) )
	176	{
	177	// didn't change
	178	return false;
	179	}
	180
	181	// invalidate the brush, it will be recreated the next time it's needed
	182	m_brushDisabled = wxNullBrush;
	183
	184	return true;
	185	}
	186
	187	void wxBitmapButton::OnSysColourChanged(wxSysColourChangedEvent& event)
	188	{
	189	m_brushDisabled = wxNullBrush;
	190
	191	if ( !IsEnabled() )
	192	{
	193	// this change affects our current state
	194	Refresh();
	195	}
	196
	197	event.Skip();
	198	}
	199
	200	void wxBitmapButton::OnMouseEnterOrLeave(wxMouseEvent& event)
	201	{
	202	if ( IsEnabled() && m_bmpHover.Ok() )
	203	Refresh();
	204
	205	event.Skip();
	206	}
	207
	208	void wxBitmapButton::OnSetBitmap()
	209	{
	210	// if the focus bitmap is specified but hover one isn't, use the focus
	211	// bitmap for hovering as well if this is consistent with the current
	212	// Windows version look and feel
	213	//
	214	// rationale: this is compatible with the old wxGTK behaviour and also
	215	// makes it much easier to do "the right thing" for all platforms (some of
	216	// them, such as Windows XP, have "hot" buttons while others don't)
	217	if ( !m_bmpHover.Ok() &&
	218	m_bmpFocus.Ok() &&
	219	wxUxThemeEngine::GetIfActive() )
	220	{
	221	m_bmpHover = m_bmpFocus;
	222	}
	223
	224	// this will redraw us
	225	wxBitmapButtonBase::OnSetBitmap();
	226	}
	227
	228	// VZ: should be at the very least less than wxDEFAULT_BUTTON_MARGIN
	229	#define FOCUS_MARGIN 3
	230
	231	bool wxBitmapButton::MSWOnDraw(WXDRAWITEMSTRUCT *item)
	232	{
	233	#ifndef __WXWINCE__
	234	long style = GetWindowLong((HWND) GetHWND(), GWL_STYLE);
	235	if (style & BS_BITMAP)
	236	{
	237	// Let default procedure draw the bitmap, which is defined
	238	// in the Windows resource.
	239	return false;
	240	}
	241	#endif
	242
	243	LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT) item;
	244	HDC hDC = lpDIS->hDC;
	245	UINT state = lpDIS->itemState;
	246	bool isSelected = (state & ODS_SELECTED) != 0;
	247	bool autoDraw = (GetWindowStyleFlag() & wxBU_AUTODRAW) != 0;
	248
	249
	250	// choose the bitmap to use depending on the button state
	251	wxBitmap *bitmap;
	252
	253	if ( isSelected && m_bmpSelected.Ok() )
	254	bitmap = &m_bmpSelected;
	255	else if ( m_bmpHover.Ok() && IsMouseInWindow() )
	256	bitmap = &m_bmpHover;
	257	else if ((state & ODS_FOCUS) && m_bmpFocus.Ok())
	258	bitmap = &m_bmpFocus;
	259	else if ((state & ODS_DISABLED) && m_bmpDisabled.Ok())
	260	bitmap = &m_bmpDisabled;
	261	else
	262	bitmap = &m_bmpNormal;
	263
	264	if ( !bitmap->Ok() )
	265	return false;
	266
	267	// centre the bitmap in the control area
	268	int x = lpDIS->rcItem.left;
	269	int y = lpDIS->rcItem.top;
	270	int width = lpDIS->rcItem.right - x;
	271	int height = lpDIS->rcItem.bottom - y;
	272	int wBmp = bitmap->GetWidth();
	273	int hBmp = bitmap->GetHeight();
	274
	275	int x1,y1;
	276
	277	if(m_windowStyle & wxBU_LEFT)
	278	x1 = x + (FOCUS_MARGIN+1);
	279	else if(m_windowStyle & wxBU_RIGHT)
	280	x1 = x + (width - wBmp) - (FOCUS_MARGIN+1);
	281	else
	282	x1 = x + (width - wBmp) / 2;
	283
	284	if(m_windowStyle & wxBU_TOP)
	285	y1 = y + (FOCUS_MARGIN+1);
	286	else if(m_windowStyle & wxBU_BOTTOM)
	287	y1 = y + (height - hBmp) - (FOCUS_MARGIN+1);
	288	else
	289	y1 = y + (height - hBmp) / 2;
	290
	291	if ( isSelected && autoDraw )
	292	{
	293	x1++;
	294	y1++;
	295	}
	296
	297	// draw the face, if auto-drawing
	298	if ( autoDraw )
	299	{
	300	DrawFace((WXHDC) hDC,
	301	lpDIS->rcItem.left, lpDIS->rcItem.top,
	302	lpDIS->rcItem.right, lpDIS->rcItem.bottom,
	303	isSelected);
	304	}
	305
	306	// draw the bitmap
	307	wxDC dst;
	308	dst.SetHDC((WXHDC) hDC, false);
	309	dst.DrawBitmap(*bitmap, x1, y1, true);
	310
	311	// draw focus / disabled state, if auto-drawing
	312	if ( (state & ODS_DISABLED) && autoDraw )
	313	{
	314	DrawButtonDisable((WXHDC) hDC,
	315	lpDIS->rcItem.left, lpDIS->rcItem.top,
	316	lpDIS->rcItem.right, lpDIS->rcItem.bottom,
	317	true);
	318	}
	319	else if ( (state & ODS_FOCUS) && autoDraw )
	320	{
	321	DrawButtonFocus((WXHDC) hDC,
	322	lpDIS->rcItem.left,
	323	lpDIS->rcItem.top,
	324	lpDIS->rcItem.right,
	325	lpDIS->rcItem.bottom,
	326	isSelected);
	327	}
	328
	329	return true;
	330	}
	331
	332	// GRG Feb/2000, support for bmp buttons with Win95/98 standard LNF
	333
	334	#if defined(__WIN95__)
	335
	336	void wxBitmapButton::DrawFace( WXHDC dc, int left, int top,
	337	int right, int bottom, bool sel )
	338	{
	339	HPEN oldp;
	340	HPEN penHiLight;
	341	HPEN penLight;
	342	HPEN penShadow;
	343	HPEN penDkShadow;
	344	HBRUSH brushFace;
	345
	346	// create needed pens and brush
	347	penHiLight = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DHILIGHT));
	348	penLight = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DLIGHT));
	349	penShadow = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DSHADOW));
	350	penDkShadow = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DDKSHADOW));
	351	// brushFace = CreateSolidBrush(GetSysColor(COLOR_BTNFACE));
	352	// Taking the background colour fits in better with
	353	// Windows XP themes.
	354	brushFace = CreateSolidBrush(m_backgroundColour.m_pixel);
	355
	356	// draw the rectangle
	357	RECT rect;
	358	rect.left = left;
	359	rect.right = right;
	360	rect.top = top;
	361	rect.bottom = bottom;
	362	FillRect((HDC) dc, &rect, brushFace);
	363
	364	// draw the border
	365	oldp = (HPEN) SelectObject( (HDC) dc, sel? penDkShadow : penHiLight);
	366
	367	wxDrawLine((HDC) dc, left, top, right-1, top);
	368	wxDrawLine((HDC) dc, left, top+1, left, bottom-1);
	369
	370	SelectObject( (HDC) dc, sel? penShadow : penLight);
	371	wxDrawLine((HDC) dc, left+1, top+1, right-2, top+1);
	372	wxDrawLine((HDC) dc, left+1, top+2, left+1, bottom-2);
	373
	374	SelectObject( (HDC) dc, sel? penLight : penShadow);
	375	wxDrawLine((HDC) dc, left+1, bottom-2, right-1, bottom-2);
	376	wxDrawLine((HDC) dc, right-2, bottom-3, right-2, top);
	377
	378	SelectObject( (HDC) dc, sel? penHiLight : penDkShadow);
	379	wxDrawLine((HDC) dc, left, bottom-1, right+2, bottom-1);
	380	wxDrawLine((HDC) dc, right-1, bottom-2, right-1, top-1);
	381
	382	// delete allocated resources
	383	SelectObject((HDC) dc,oldp);
	384	DeleteObject(penHiLight);
	385	DeleteObject(penLight);
	386	DeleteObject(penShadow);
	387	DeleteObject(penDkShadow);
	388	DeleteObject(brushFace);
	389	}
	390
	391	#else
	392
	393	void wxBitmapButton::DrawFace( WXHDC dc, int left, int top,
	394	int right, int bottom, bool sel )
	395	{
	396	HPEN oldp;
	397	HPEN penBorder;
	398	HPEN penLight;
	399	HPEN penShadow;
	400	HBRUSH brushFace;
	401
	402	// create needed pens and brush
	403	penBorder = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_WINDOWFRAME));
	404	penShadow = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_BTNSHADOW));
	405	penLight = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_BTNHIGHLIGHT));
	406	brushFace = CreateSolidBrush(COLOR_BTNFACE);
	407
	408	// draw the rectangle
	409	RECT rect;
	410	rect.left = left;
	411	rect.right = right;
	412	rect.top = top;
	413	rect.bottom = bottom;
	414	FillRect((HDC) dc, &rect, brushFace);
	415
	416	// draw the border
	417	oldp = (HPEN) SelectObject( (HDC) dc, penBorder);
	418	MoveToEx((HDC) dc,left+1,top,NULL);LineTo((HDC) dc,right-1,top);
	419	MoveToEx((HDC) dc,left,top+1,NULL);LineTo((HDC) dc,left,bottom-1);
	420	MoveToEx((HDC) dc,left+1,bottom-1,NULL);LineTo((HDC) dc,right-1,bottom-1);
	421	MoveToEx((HDC) dc,right-1,top+1,NULL);LineTo((HDC) dc,right-1,bottom-1);
	422
	423	SelectObject( (HDC) dc, penShadow);
	424	if (sel)
	425	{
	426	MoveToEx((HDC) dc,left+1 ,bottom-2 ,NULL);
	427	LineTo((HDC) dc, left+1 ,top+1);
	428	LineTo((HDC) dc, right-2 ,top+1);
	429	}
	430	else
	431	{
	432	MoveToEx((HDC) dc,left+1 ,bottom-2 ,NULL);
	433	LineTo((HDC) dc, right-2 ,bottom-2);
	434	LineTo((HDC) dc, right-2 ,top);
	435
	436	MoveToEx((HDC) dc,left+2 ,bottom-3 ,NULL);
	437	LineTo((HDC) dc, right-3 ,bottom-3);
	438	LineTo((HDC) dc, right-3 ,top+1);
	439
	440	SelectObject( (HDC) dc, penLight);
	441
	442	MoveToEx((HDC) dc,left+1 ,bottom-2 ,NULL);
	443	LineTo((HDC) dc, left+1 ,top+1);
	444	LineTo((HDC) dc, right-2 ,top+1);
	445	}
	446
	447	// delete allocated resources
	448	SelectObject((HDC) dc,oldp);
	449	DeleteObject(penBorder);
	450	DeleteObject(penLight);
	451	DeleteObject(penShadow);
	452	DeleteObject(brushFace);
	453	}
	454
	455	#endif // defined(__WIN95__)
	456
	457
	458	void wxBitmapButton::DrawButtonFocus( WXHDC dc, int left, int top, int right,
	459	int bottom, bool WXUNUSED(sel) )
	460	{
	461	RECT rect;
	462	rect.left = left;
	463	rect.top = top;
	464	rect.right = right;
	465	rect.bottom = bottom;
	466	InflateRect( &rect, - FOCUS_MARGIN, - FOCUS_MARGIN );
	467
	468	// GRG: the focus rectangle should not move when the button is pushed!
	469	/*
	470	if ( sel )
	471	OffsetRect( &rect, 1, 1 );
	472	*/
	473
	474	DrawFocusRect( (HDC) dc, &rect );
	475	}
	476
	477	void
	478	wxBitmapButton::DrawButtonDisable( WXHDC dc,
	479	int left, int top, int right, int bottom,
	480	bool with_marg )
	481	{
	482	if ( !m_brushDisabled.Ok() )
	483	{
	484	// draw a bitmap with two black and two background colour pixels
	485	wxBitmap bmp(2, 2);
	486	wxMemoryDC dc;
	487	dc.SelectObject(bmp);
	488	dc.SetPen(*wxBLACK_PEN);
	489	dc.DrawPoint(0, 0);
	490	dc.DrawPoint(1, 1);
	491	dc.SetPen(GetBackgroundColour());
	492	dc.DrawPoint(0, 1);
	493	dc.DrawPoint(1, 0);
	494
	495	m_brushDisabled = wxBrush(bmp);
	496	}
	497
	498	SelectInHDC selectBrush((HDC)dc, GetHbrushOf(m_brushDisabled));
	499
	500	// ROP for "dest \|= pattern" operation -- as it doesn't have a standard
	501	// name, give it our own
	502	static const DWORD PATTERNPAINT = 0xFA0089UL;
	503
	504	if ( with_marg )
	505	{
	506	left += m_marginX;
	507	top += m_marginY;
	508	right -= 2 * m_marginX;
	509	bottom -= 2 * m_marginY;
	510	}
	511
	512	::PatBlt( (HDC) dc, left, top, right, bottom, PATTERNPAINT);
	513	}
	514
	515	void wxBitmapButton::SetDefault()
	516	{
	517	wxButton::SetDefault();
	518	}
	519
	520	wxSize wxBitmapButton::DoGetBestSize() const
	521	{
	522	if ( m_bmpNormal.Ok() )
	523	{
	524	wxSize best(m_bmpNormal.GetWidth() + 2*m_marginX,
	525	m_bmpNormal.GetHeight() + 2*m_marginY);
	526	CacheBestSize(best);
	527	return best;
	528	}
	529
	530	// no idea what our best size should be, defer to the base class
	531	return wxBitmapButtonBase::DoGetBestSize();
	532	}
	533
	534	#endif // wxUSE_BMPBUTTON
	535