[wxWidgets.git] / src / mac / classic / tooltip.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/mac/classic/tooltip.cpp
// Purpose:     wxToolTip implementation
// Author:      Robert Roebling
// Id:          $Id$
// Copyright:   (c) 1998 Robert Roebling
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#if wxUSE_TOOLTIPS

#include "wx/tooltip.h"

#ifndef WX_PRECOMP
    #include "wx/app.h"
    #include "wx/window.h"
    #include "wx/dc.h"
    #include "wx/timer.h"
#endif

#include "wx/geometry.h"
#include "wx/mac/uma.h"

//-----------------------------------------------------------------------------
// global data
//-----------------------------------------------------------------------------

class wxMacToolTipTimer ;

class wxMacToolTip
{
    public :
        wxMacToolTip( ) ;
        ~wxMacToolTip() ;

        void            Setup( WindowRef window  , const wxString& text , wxPoint localPosition ) ;
        long            GetMark() { return m_mark ; }
        void             Draw() ;
        void            Clear() ;
        bool            IsShown() { return m_shown  ; }
    private :

        wxString    m_label ;
        wxPoint m_position ;
        Rect            m_rect ;
        WindowRef    m_window ;
        PicHandle    m_backpict ;
        bool        m_shown ;
        long        m_mark ;
        wxMacToolTipTimer* m_timer ;
#if TARGET_CARBON
        wxMacCFStringHolder m_helpTextRef ;
#endif
} ;

class wxMacToolTipTimer : public wxTimer
{
public:
    wxMacToolTipTimer() {} ;
    wxMacToolTipTimer(wxMacToolTip* tip, int iMilliseconds) ;
    virtual ~wxMacToolTipTimer() {} ;
    void Notify()
    {
        if ( m_mark == m_tip->GetMark() )
            m_tip->Draw() ;
    }
protected:
    wxMacToolTip*     m_tip;
    long        m_mark ;
};

//-----------------------------------------------------------------------------
// wxToolTip
//-----------------------------------------------------------------------------
static long s_ToolTipDelay = 500 ;
static bool s_ShowToolTips = true ;
static wxMacToolTip s_ToolTip ;
static wxWindow* s_LastWindowEntered = NULL ;
static wxRect2DInt s_ToolTipArea ;
static WindowRef s_ToolTipWindowRef = NULL ;

IMPLEMENT_ABSTRACT_CLASS(wxToolTip, wxObject)

wxToolTip::wxToolTip( const wxString &tip )
{
    m_text = tip;
    m_window = (wxWindow*) NULL;
}

wxToolTip::~wxToolTip()
{
}

void wxToolTip::SetTip( const wxString &tip )
{
    m_text = tip;

    if ( m_window )
    {
    /*
    // update it immediately
    wxToolInfo ti(GetHwndOf(m_window));
    ti.lpszText = (wxChar *)m_text.c_str();

      (void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, 0, &ti);
        */
    }
}

void wxToolTip::SetWindow( wxWindow *win )
{
    m_window = win ;
}

void wxToolTip::Enable( bool flag )
{
    if ( s_ShowToolTips != flag )
    {
        s_ShowToolTips = flag ;
        if ( s_ShowToolTips )
        {
        }
        else
        {
            s_ToolTip.Clear() ;
        }
    }
}

void wxToolTip::SetDelay( long msecs )
{
    s_ToolTipDelay = msecs ;
}

void wxToolTip::RelayEvent( wxWindow *win , wxMouseEvent &event )
{
    if ( s_ShowToolTips )
    {
        if ( event.GetEventType() == wxEVT_LEAVE_WINDOW )
        {
            s_ToolTip.Clear() ;
        }
        else if (event.GetEventType() == wxEVT_ENTER_WINDOW || event.GetEventType() == wxEVT_MOTION )
        {
            wxPoint2DInt where( event.m_x , event.m_y ) ;
            if ( s_LastWindowEntered == win && s_ToolTipArea.Contains( where ) )
            {
            }
            else
            {
                s_ToolTip.Clear() ;
                s_ToolTipArea = wxRect2DInt( event.m_x - 2 , event.m_y - 2 , 4 , 4 ) ;
                s_LastWindowEntered = win ;

                WindowRef window = MAC_WXHWND( win->MacGetRootWindow() ) ;
                int x = event.m_x ;
                int y = event.m_y ;
                wxPoint local( x , y ) ;
                win->MacClientToRootWindow( &x, &y ) ;
                wxPoint windowlocal( x , y ) ;
                s_ToolTip.Setup( window , win->MacGetToolTipString( local ) , windowlocal ) ;
            }
        }
    }
}

void wxToolTip::RemoveToolTips()
{
    s_ToolTip.Clear() ;
}
// --- mac specific

wxMacToolTipTimer::wxMacToolTipTimer( wxMacToolTip *tip , int msec )
{
    m_tip = tip;
    m_mark = tip->GetMark() ;
    Start(msec, true);
}

wxMacToolTip::wxMacToolTip()
{
    m_window = NULL ;
    m_backpict = NULL ;
    m_mark = 0 ;
    m_shown = false ;
    m_timer = NULL ;
}

void wxMacToolTip::Setup( WindowRef win  , const wxString& text , wxPoint localPosition )
{
    m_mark++ ;
    Clear() ;
    m_position = localPosition ;
    m_label = text ;
    m_window =win;
    s_ToolTipWindowRef = m_window ;
    m_backpict = NULL ;
    if ( m_timer )
        delete m_timer ;
    m_timer = new wxMacToolTipTimer( this , s_ToolTipDelay ) ;
}

wxMacToolTip::~wxMacToolTip()
{
    if ( m_timer ) {
        delete m_timer ;
        m_timer = NULL;
    }
    if ( m_backpict )
        Clear() ;
}

const short kTipBorder = 2 ;
const short kTipOffset = 5 ;

void wxMacToolTip::Draw()
{
    if ( m_label.empty() )
        return ;

    if ( m_window == s_ToolTipWindowRef )
    {
        m_shown = true ;
#if TARGET_CARBON
        HMHelpContentRec tag ;
        tag.version = kMacHelpVersion;
        SetRect( &tag.absHotRect , m_position.x - 2 , m_position.y - 2 , m_position.x + 2 , m_position.y + 2 ) ;
        GrafPtr port ;
        GetPort( &port ) ;
        SetPortWindowPort(m_window) ;
        LocalToGlobal( (Point *) &tag.absHotRect.top );
        LocalToGlobal( (Point *) &tag.absHotRect.bottom );
        SetPort( port );
        m_helpTextRef.Assign( m_label  , wxFONTENCODING_DEFAULT ) ;
        tag.content[kHMMinimumContentIndex].contentType = kHMCFStringContent ;
        tag.content[kHMMinimumContentIndex].u.tagCFString = m_helpTextRef ;
        tag.content[kHMMaximumContentIndex].contentType = kHMCFStringContent ;
        tag.content[kHMMaximumContentIndex].u.tagCFString = m_helpTextRef ;
        tag.tagSide = kHMDefaultSide;
        HMDisplayTag( &tag );
#else
        wxMacPortStateHelper help( (GrafPtr) GetWindowPort( m_window ) );
        FontFamilyID fontId ;
        Str255 fontName ;
        SInt16 fontSize ;
        Style fontStyle ;
        GetThemeFont(kThemeSmallSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
        GetFNum( fontName, &fontId );

        TextFont( fontId ) ;
        TextSize( fontSize ) ;
        TextFace( fontStyle ) ;
        FontInfo fontInfo;
        ::GetFontInfo(&fontInfo);
        short lineh = fontInfo.ascent + fontInfo.descent + fontInfo.leading;
        short height = 0 ;

        int i = 0 ;
        int length = m_label.length() ;
        int width = 0 ;
        int thiswidth = 0 ;
        int laststop = 0 ;
        wxCharBuffer text = m_label.mb_str( wxConvLocal)  ;

        while( i < length )
        {
            if( text[i] == 13 || text[i] == 10)
            {
                thiswidth = ::TextWidth( text , laststop , i - laststop ) ;
                if ( thiswidth > width )
                    width = thiswidth ;

                height += lineh ;
                laststop = i+1 ;
            }
            i++ ;
        }
        if ( i - laststop > 0 )
        {
            thiswidth = ::TextWidth( text , laststop , i - laststop ) ;
            if ( thiswidth > width )
                width = thiswidth ;
            height += lineh ;
        }

        m_rect.left = m_position.x + kTipOffset;
        m_rect.top = m_position.y + kTipOffset;
        m_rect.right = m_rect.left + width + 2 * kTipBorder;

        m_rect.bottom = m_rect.top + height + 2 * kTipBorder;
        Rect r ;
        GetPortBounds( GetWindowPort( m_window ) , &r ) ;
        if ( m_rect.top < 0 )
        {
            m_rect.bottom += -m_rect.top ;
            m_rect.top = 0 ;
        }
        if ( m_rect.left < 0 )
        {
            m_rect.right += -m_rect.left ;
            m_rect.left = 0 ;
        }
        if ( m_rect.right > r.right )
        {
            m_rect.left -= (m_rect.right - r.right ) ;
            m_rect.right = r.right ;
        }
        if ( m_rect.bottom > r.bottom )
        {
            m_rect.top -= (m_rect.bottom - r.bottom) ;
            m_rect.bottom = r.bottom ;
        }
        ClipRect( &m_rect ) ;
        BackColor( whiteColor ) ;
        ForeColor(blackColor ) ;
        GWorldPtr port ;
        NewGWorld( &port , wxDisplayDepth() , &m_rect , NULL , NULL , 0 ) ;
        CGrafPtr    origPort ;
        GDHandle    origDevice ;

        GetGWorld( &origPort , &origDevice ) ;
        SetGWorld( port , NULL ) ;

        m_backpict = OpenPicture(&m_rect);

        CopyBits(GetPortBitMapForCopyBits(GetWindowPort(m_window)),
            GetPortBitMapForCopyBits(port),
            &m_rect,
            &m_rect,
            srcCopy,
            NULL);
        ClosePicture();
        SetGWorld( origPort , origDevice ) ;
        DisposeGWorld( port ) ;
        PenNormal() ;

        RGBColor tooltipbackground = { 0xFFFF , 0xFFFF , 0xC000 } ;
        BackColor( whiteColor ) ;
        RGBForeColor( &tooltipbackground ) ;

        PaintRect( &m_rect ) ;
        ForeColor(blackColor ) ;
        FrameRect( &m_rect ) ;
        SetThemeTextColor(kThemeTextColorNotification,wxDisplayDepth(),true) ;
        ::MoveTo( m_rect.left + kTipBorder , m_rect.top + fontInfo.ascent + kTipBorder);

        i = 0 ;
        laststop = 0 ;
        height = 0 ;

        while( i < length )
        {
            if( text[i] == 13 || text[i] == 10)
            {
                ::DrawText( text , laststop , i - laststop ) ;
                height += lineh ;
                ::MoveTo( m_rect.left + kTipBorder , m_rect.top + fontInfo.ascent + kTipBorder + height );
                laststop = i+1 ;
            }
            i++ ;
        }
        ::DrawText( text , laststop , i - laststop ) ;
        ::TextMode( srcOr ) ;
#endif
    }
}

void wxToolTip::NotifyWindowDelete( WXHWND win )
{
    if ( win == s_ToolTipWindowRef )
    {
        s_ToolTipWindowRef = NULL ;
    }
}

void wxMacToolTip::Clear()
{
    m_mark++ ;
    if ( m_timer )
    {
        delete m_timer ;
        m_timer = NULL ;
    }
    if ( !m_shown )
        return ;
#if TARGET_CARBON
    HMHideTag() ;
    m_helpTextRef.Release() ;
#else
    if ( m_window == s_ToolTipWindowRef && m_backpict )
    {
        wxMacPortStateHelper help( (GrafPtr) GetWindowPort(m_window) ) ;

        m_shown = false ;

        BackColor( whiteColor ) ;
        ForeColor(blackColor ) ;
        DrawPicture(m_backpict, &m_rect);
        KillPicture(m_backpict);
        m_backpict = NULL ;
    }
#endif
}

#endif // wxUSE_TOOLTIPS
Commit	Line	Data
2646f485	1	/////////////////////////////////////////////////////////////////////////////
18f3decb	2	// Name: src/mac/classic/tooltip.cpp
2646f485 SC	3	// Purpose: wxToolTip implementation
	4	// Author: Robert Roebling
	5	// Id: $Id$
	6	// Copyright: (c) 1998 Robert Roebling
65571936	7	// Licence: wxWindows licence
2646f485 SC	8	/////////////////////////////////////////////////////////////////////////////
2646f485 SC	9
18f3decb WS	10	#include "wx/wxprec.h"
	11
	12	#ifdef __BORLANDC__
	13	#pragma hdrstop
	14	#endif
2646f485 SC	15
	16	#if wxUSE_TOOLTIPS
	17
670f9935 WS	18	#include "wx/tooltip.h"
	19
	20	#ifndef WX_PRECOMP
	21	#include "wx/app.h"
cdccdfab	22	#include "wx/window.h"
da80ae71	23	#include "wx/dc.h"
c0badb70	24	#include "wx/timer.h"
670f9935 WS	25	#endif
670f9935 WS	26
2646f485 SC	27	#include "wx/geometry.h"
	28	#include "wx/mac/uma.h"
	29
	30	//-----------------------------------------------------------------------------
	31	// global data
	32	//-----------------------------------------------------------------------------
	33
	34	class wxMacToolTipTimer ;
	35
	36	class wxMacToolTip
	37	{
	38	public :
	39	wxMacToolTip( ) ;
	40	~wxMacToolTip() ;
18f3decb	41
2646f485 SC	42	void Setup( WindowRef window , const wxString& text , wxPoint localPosition ) ;
	43	long GetMark() { return m_mark ; }
	44	void Draw() ;
	45	void Clear() ;
	46	bool IsShown() { return m_shown ; }
	47	private :
18f3decb	48
2646f485 SC	49	wxString m_label ;
	50	wxPoint m_position ;
	51	Rect m_rect ;
18f3decb	52	WindowRef m_window ;
2646f485 SC	53	PicHandle m_backpict ;
	54	bool m_shown ;
	55	long m_mark ;
	56	wxMacToolTipTimer* m_timer ;
	57	#if TARGET_CARBON
	58	wxMacCFStringHolder m_helpTextRef ;
	59	#endif
	60	} ;
	61
	62	class wxMacToolTipTimer : public wxTimer
	63	{
	64	public:
	65	wxMacToolTipTimer() {} ;
	66	wxMacToolTipTimer(wxMacToolTip* tip, int iMilliseconds) ;
	67	virtual ~wxMacToolTipTimer() {} ;
	68	void Notify()
	69	{
	70	if ( m_mark == m_tip->GetMark() )
18f3decb	71	m_tip->Draw() ;
2646f485 SC	72	}
	73	protected:
	74	wxMacToolTip* m_tip;
	75	long m_mark ;
	76	};
	77
	78	//-----------------------------------------------------------------------------
	79	// wxToolTip
	80	//-----------------------------------------------------------------------------
	81	static long s_ToolTipDelay = 500 ;
	82	static bool s_ShowToolTips = true ;
	83	static wxMacToolTip s_ToolTip ;
	84	static wxWindow* s_LastWindowEntered = NULL ;
	85	static wxRect2DInt s_ToolTipArea ;
	86	static WindowRef s_ToolTipWindowRef = NULL ;
	87
	88	IMPLEMENT_ABSTRACT_CLASS(wxToolTip, wxObject)
	89
	90	wxToolTip::wxToolTip( const wxString &tip )
	91	{
	92	m_text = tip;
	93	m_window = (wxWindow*) NULL;
	94	}
	95
	96	wxToolTip::~wxToolTip()
	97	{
	98	}
	99
	100	void wxToolTip::SetTip( const wxString &tip )
	101	{
	102	m_text = tip;
18f3decb	103
2646f485 SC	104	if ( m_window )
	105	{
	106	/*
	107	// update it immediately
	108	wxToolInfo ti(GetHwndOf(m_window));
	109	ti.lpszText = (wxChar *)m_text.c_str();
18f3decb	110
2646f485 SC	111	(void)SendTooltipMessage(GetToolTipCtrl(), TTM_UPDATETIPTEXT, 0, &ti);
	112	*/
	113	}
	114	}
	115
	116	void wxToolTip::SetWindow( wxWindow *win )
	117	{
	118	m_window = win ;
	119	}
	120
	121	void wxToolTip::Enable( bool flag )
	122	{
	123	if ( s_ShowToolTips != flag )
	124	{
	125	s_ShowToolTips = flag ;
	126	if ( s_ShowToolTips )
	127	{
	128	}
	129	else
	130	{
	131	s_ToolTip.Clear() ;
	132	}
	133	}
	134	}
	135
	136	void wxToolTip::SetDelay( long msecs )
	137	{
	138	s_ToolTipDelay = msecs ;
	139	}
	140
	141	void wxToolTip::RelayEvent( wxWindow *win , wxMouseEvent &event )
	142	{
	143	if ( s_ShowToolTips )
	144	{
	145	if ( event.GetEventType() == wxEVT_LEAVE_WINDOW )
	146	{
	147	s_ToolTip.Clear() ;
	148	}
	149	else if (event.GetEventType() == wxEVT_ENTER_WINDOW \|\| event.GetEventType() == wxEVT_MOTION )
	150	{
	151	wxPoint2DInt where( event.m_x , event.m_y ) ;
	152	if ( s_LastWindowEntered == win && s_ToolTipArea.Contains( where ) )
	153	{
	154	}
	155	else
	156	{
	157	s_ToolTip.Clear() ;
	158	s_ToolTipArea = wxRect2DInt( event.m_x - 2 , event.m_y - 2 , 4 , 4 ) ;
	159	s_LastWindowEntered = win ;
18f3decb	160
2646f485 SC	161	WindowRef window = MAC_WXHWND( win->MacGetRootWindow() ) ;
	162	int x = event.m_x ;
	163	int y = event.m_y ;
	164	wxPoint local( x , y ) ;
	165	win->MacClientToRootWindow( &x, &y ) ;
	166	wxPoint windowlocal( x , y ) ;
	167	s_ToolTip.Setup( window , win->MacGetToolTipString( local ) , windowlocal ) ;
	168	}
	169	}
	170	}
	171	}
	172
	173	void wxToolTip::RemoveToolTips()
	174	{
	175	s_ToolTip.Clear() ;
	176	}
	177	// --- mac specific
	178
	179	wxMacToolTipTimer::wxMacToolTipTimer( wxMacToolTip *tip , int msec )
	180	{
	181	m_tip = tip;
	182	m_mark = tip->GetMark() ;
	183	Start(msec, true);
	184	}
	185
	186	wxMacToolTip::wxMacToolTip()
	187	{
	188	m_window = NULL ;
	189	m_backpict = NULL ;
	190	m_mark = 0 ;
	191	m_shown = false ;
	192	m_timer = NULL ;
	193	}
	194
18f3decb	195	void wxMacToolTip::Setup( WindowRef win , const wxString& text , wxPoint localPosition )
2646f485 SC	196	{
	197	m_mark++ ;
	198	Clear() ;
	199	m_position = localPosition ;
	200	m_label = text ;
	201	m_window =win;
	202	s_ToolTipWindowRef = m_window ;
	203	m_backpict = NULL ;
	204	if ( m_timer )
	205	delete m_timer ;
	206	m_timer = new wxMacToolTipTimer( this , s_ToolTipDelay ) ;
	207	}
	208
18f3decb	209	wxMacToolTip::~wxMacToolTip()
2646f485 SC	210	{
	211	if ( m_timer ) {
	212	delete m_timer ;
	213	m_timer = NULL;
	214	}
18f3decb	215	if ( m_backpict )
2646f485 SC	216	Clear() ;
	217	}
	218
	219	const short kTipBorder = 2 ;
	220	const short kTipOffset = 5 ;
	221
	222	void wxMacToolTip::Draw()
	223	{
670f9935	224	if ( m_label.empty() )
2646f485	225	return ;
18f3decb	226
2646f485 SC	227	if ( m_window == s_ToolTipWindowRef )
	228	{
	229	m_shown = true ;
	230	#if TARGET_CARBON
	231	HMHelpContentRec tag ;
	232	tag.version = kMacHelpVersion;
	233	SetRect( &tag.absHotRect , m_position.x - 2 , m_position.y - 2 , m_position.x + 2 , m_position.y + 2 ) ;
	234	GrafPtr port ;
	235	GetPort( &port ) ;
	236	SetPortWindowPort(m_window) ;
	237	LocalToGlobal( (Point *) &tag.absHotRect.top );
	238	LocalToGlobal( (Point *) &tag.absHotRect.bottom );
	239	SetPort( port );
	240	m_helpTextRef.Assign( m_label , wxFONTENCODING_DEFAULT ) ;
	241	tag.content[kHMMinimumContentIndex].contentType = kHMCFStringContent ;
	242	tag.content[kHMMinimumContentIndex].u.tagCFString = m_helpTextRef ;
	243	tag.content[kHMMaximumContentIndex].contentType = kHMCFStringContent ;
	244	tag.content[kHMMaximumContentIndex].u.tagCFString = m_helpTextRef ;
	245	tag.tagSide = kHMDefaultSide;
	246	HMDisplayTag( &tag );
	247	#else
	248	wxMacPortStateHelper help( (GrafPtr) GetWindowPort( m_window ) );
	249	FontFamilyID fontId ;
	250	Str255 fontName ;
	251	SInt16 fontSize ;
	252	Style fontStyle ;
	253	GetThemeFont(kThemeSmallSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
	254	GetFNum( fontName, &fontId );
18f3decb	255
2646f485 SC	256	TextFont( fontId ) ;
	257	TextSize( fontSize ) ;
	258	TextFace( fontStyle ) ;
	259	FontInfo fontInfo;
	260	::GetFontInfo(&fontInfo);
	261	short lineh = fontInfo.ascent + fontInfo.descent + fontInfo.leading;
	262	short height = 0 ;
18f3decb	263
2646f485	264	int i = 0 ;
670f9935	265	int length = m_label.length() ;
2646f485 SC	266	int width = 0 ;
	267	int thiswidth = 0 ;
	268	int laststop = 0 ;
	269	wxCharBuffer text = m_label.mb_str( wxConvLocal) ;
	270
	271	while( i < length )
	272	{
	273	if( text[i] == 13 \|\| text[i] == 10)
	274	{
	275	thiswidth = ::TextWidth( text , laststop , i - laststop ) ;
	276	if ( thiswidth > width )
	277	width = thiswidth ;
18f3decb	278
2646f485 SC	279	height += lineh ;
	280	laststop = i+1 ;
	281	}
	282	i++ ;
	283	}
	284	if ( i - laststop > 0 )
	285	{
	286	thiswidth = ::TextWidth( text , laststop , i - laststop ) ;
	287	if ( thiswidth > width )
	288	width = thiswidth ;
	289	height += lineh ;
	290	}
18f3decb	291
2646f485 SC	292	m_rect.left = m_position.x + kTipOffset;
	293	m_rect.top = m_position.y + kTipOffset;
	294	m_rect.right = m_rect.left + width + 2 * kTipBorder;
	295
	296	m_rect.bottom = m_rect.top + height + 2 * kTipBorder;
	297	Rect r ;
	298	GetPortBounds( GetWindowPort( m_window ) , &r ) ;
	299	if ( m_rect.top < 0 )
	300	{
	301	m_rect.bottom += -m_rect.top ;
	302	m_rect.top = 0 ;
	303	}
	304	if ( m_rect.left < 0 )
	305	{
	306	m_rect.right += -m_rect.left ;
	307	m_rect.left = 0 ;
	308	}
	309	if ( m_rect.right > r.right )
	310	{
	311	m_rect.left -= (m_rect.right - r.right ) ;
	312	m_rect.right = r.right ;
	313	}
	314	if ( m_rect.bottom > r.bottom )
	315	{
	316	m_rect.top -= (m_rect.bottom - r.bottom) ;
	317	m_rect.bottom = r.bottom ;
	318	}
	319	ClipRect( &m_rect ) ;
	320	BackColor( whiteColor ) ;
	321	ForeColor(blackColor ) ;
18f3decb	322	GWorldPtr port ;
2646f485 SC	323	NewGWorld( &port , wxDisplayDepth() , &m_rect , NULL , NULL , 0 ) ;
	324	CGrafPtr origPort ;
	325	GDHandle origDevice ;
18f3decb	326
2646f485 SC	327	GetGWorld( &origPort , &origDevice ) ;
2646f485 SC	328	SetGWorld( port , NULL ) ;
18f3decb	329
2646f485	330	m_backpict = OpenPicture(&m_rect);
18f3decb WS	331
	332	CopyBits(GetPortBitMapForCopyBits(GetWindowPort(m_window)),
	333	GetPortBitMapForCopyBits(port),
	334	&m_rect,
	335	&m_rect,
	336	srcCopy,
2646f485 SC	337	NULL);
	338	ClosePicture();
	339	SetGWorld( origPort , origDevice ) ;
	340	DisposeGWorld( port ) ;
	341	PenNormal() ;
18f3decb	342
2646f485 SC	343	RGBColor tooltipbackground = { 0xFFFF , 0xFFFF , 0xC000 } ;
	344	BackColor( whiteColor ) ;
	345	RGBForeColor( &tooltipbackground ) ;
18f3decb	346
2646f485 SC	347	PaintRect( &m_rect ) ;
	348	ForeColor(blackColor ) ;
	349	FrameRect( &m_rect ) ;
	350	SetThemeTextColor(kThemeTextColorNotification,wxDisplayDepth(),true) ;
	351	::MoveTo( m_rect.left + kTipBorder , m_rect.top + fontInfo.ascent + kTipBorder);
18f3decb	352
2646f485 SC	353	i = 0 ;
	354	laststop = 0 ;
	355	height = 0 ;
18f3decb	356
2646f485 SC	357	while( i < length )
	358	{
	359	if( text[i] == 13 \|\| text[i] == 10)
	360	{
	361	::DrawText( text , laststop , i - laststop ) ;
	362	height += lineh ;
	363	::MoveTo( m_rect.left + kTipBorder , m_rect.top + fontInfo.ascent + kTipBorder + height );
	364	laststop = i+1 ;
	365	}
	366	i++ ;
	367	}
	368	::DrawText( text , laststop , i - laststop ) ;
18f3decb	369	::TextMode( srcOr ) ;
2646f485 SC	370	#endif
	371	}
	372	}
	373
18f3decb	374	void wxToolTip::NotifyWindowDelete( WXHWND win )
2646f485 SC	375	{
	376	if ( win == s_ToolTipWindowRef )
	377	{
	378	s_ToolTipWindowRef = NULL ;
	379	}
	380	}
	381
	382	void wxMacToolTip::Clear()
	383	{
	384	m_mark++ ;
	385	if ( m_timer )
	386	{
	387	delete m_timer ;
	388	m_timer = NULL ;
	389	}
	390	if ( !m_shown )
	391	return ;
	392	#if TARGET_CARBON
	393	HMHideTag() ;
	394	m_helpTextRef.Release() ;
18f3decb	395	#else
2646f485 SC	396	if ( m_window == s_ToolTipWindowRef && m_backpict )
	397	{
	398	wxMacPortStateHelper help( (GrafPtr) GetWindowPort(m_window) ) ;
	399
	400	m_shown = false ;
	401
	402	BackColor( whiteColor ) ;
	403	ForeColor(blackColor ) ;
	404	DrawPicture(m_backpict, &m_rect);
	405	KillPicture(m_backpict);
	406	m_backpict = NULL ;
	407	}
	408	#endif
	409	}
	410
cdccdfab	411	#endif // wxUSE_TOOLTIPS