src/mac/carbon/choice.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        choice.cpp
// Purpose:     wxChoice
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:       wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "choice.h"
#endif

#include "wx/wxprec.h"

#if wxUSE_CHOICE

#include "wx/choice.h"
#include "wx/menu.h"
#include "wx/mac/uma.h"

IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)

extern MenuHandle NewUniqueMenu() ;

wxChoice::~wxChoice()
{
    if ( HasClientObjectData() )
    {
        size_t i, max = GetCount();

        for ( i = 0; i < max; ++i )
            delete GetClientObject(i);
    }

        // DeleteMenu( m_macPopUpMenuId ) ;
    // DisposeMenu( m_macPopUpMenuHandle ) ;
}

bool wxChoice::Create(wxWindow *parent, wxWindowID id,
           const wxPoint& pos,
           const wxSize& size,
           const wxArrayString& choices,
           long style,
           const wxValidator& validator,
           const wxString& name)
{
    wxCArrayString chs(choices);

    return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
                  style, validator, name);
}

bool wxChoice::Create(wxWindow *parent, wxWindowID id,
           const wxPoint& pos,
           const wxSize& size,
           int n, const wxString choices[],
           long style,
           const wxValidator& validator,
           const wxString& name)
{
    m_macIsUserPane = false ;

    if ( !wxChoiceBase::Create(parent, id, pos, size, style, validator, name) )
        return false;

    Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;

    m_peer = new wxMacControl(this) ;
    verify_noerr ( CreatePopupButtonControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , CFSTR("") ,
        -12345 , false /* no variable width */ , 0 , 0 , 0 , m_peer->GetControlRefAddr() ) );


    m_macPopUpMenuHandle =  NewUniqueMenu() ;
    m_peer->SetData<MenuHandle>( kControlNoPart , kControlPopupButtonMenuHandleTag , (MenuHandle) m_macPopUpMenuHandle ) ;
    m_peer->SetValueAndRange( n > 0 ? 1 : 0 , 0 , 0 ) ;
    MacPostControlCreate(pos,size) ;

#if !wxUSE_STL
    if ( style & wxCB_SORT )
    {
        m_strings = wxArrayString(1) ; // autosort
    }
#endif

    for ( int i = 0; i < n; i++ )
    {
        Append(choices[i]);
    }
    SetBestSize(size);   // Needed because it is a wxControlWithItems
    return true;
}

// ----------------------------------------------------------------------------
// adding/deleting items to/from the list
// ----------------------------------------------------------------------------
int wxChoice::DoAppend(const wxString& item)
{
#if wxUSE_STL
    wxArrayString::iterator insertPoint;
    size_t index;

    if (GetWindowStyle() & wxCB_SORT)
    {
        insertPoint = std::lower_bound( m_strings.begin(), m_strings.end(), item );
        index = insertPoint - m_strings.begin();
    }
    else
    {
        insertPoint = m_strings.end();
        index = m_strings.size();
    }

    m_strings.insert( insertPoint, item );
#else
    size_t index = m_strings.Add( item ) ;
#endif
    m_datas.Insert( NULL , index ) ;
    UMAInsertMenuItem(MAC_WXHMENU( m_macPopUpMenuHandle ) , item, m_font.GetEncoding() , index );
    DoSetItemClientData( index , NULL ) ;
    m_peer->SetMaximum( GetCount() ) ;
    return index ;
}

int wxChoice::DoInsert(const wxString& item, int pos)
{
    wxCHECK_MSG(!(GetWindowStyle() & wxCB_SORT), -1, wxT("can't insert into sorted list"));
    wxCHECK_MSG((pos>=0) && (pos<=GetCount()), -1, wxT("invalid index"));

    if (pos == GetCount())
        return DoAppend(item);

    UMAInsertMenuItem(MAC_WXHMENU( m_macPopUpMenuHandle ) , item, m_font.GetEncoding() , pos );
    m_strings.Insert( item, pos ) ;
    m_datas.Insert( NULL, pos ) ;
    DoSetItemClientData( pos , NULL ) ;
    m_peer->SetMaximum( GetCount() ) ;
    return pos ;
}

void wxChoice::Delete(int n)
{
    wxCHECK_RET( n < GetCount(), wxT("invalid item index in wxChoice::Delete") );
    if ( HasClientObjectData() )
    {
        delete GetClientObject(n);
    }
    ::DeleteMenuItem( MAC_WXHMENU(m_macPopUpMenuHandle) , n + 1) ;
    m_strings.RemoveAt( n ) ;
    m_datas.RemoveAt( n ) ;
    m_peer->SetMaximum( GetCount() ) ;
}

void wxChoice::Clear()
{
    FreeData();
    for ( int i = 0 ; i < GetCount() ; i++ )
    {
        ::DeleteMenuItem( MAC_WXHMENU(m_macPopUpMenuHandle) , 1 ) ;
    }
    m_strings.Empty() ;
    m_datas.Empty() ;
    m_peer->SetMaximum( 0 ) ;
}

void wxChoice::FreeData()
{
    if ( HasClientObjectData() )
    {
        size_t count = GetCount();
        for ( size_t n = 0; n < count; n++ )
        {
            delete GetClientObject(n);
        }
    }
}

// ----------------------------------------------------------------------------
// selection
// ----------------------------------------------------------------------------
int wxChoice::GetSelection() const
{
    return m_peer->GetValue() -1 ;
}

void wxChoice::SetSelection(int n)
{
    m_peer->SetValue( n + 1 ) ;
}

// ----------------------------------------------------------------------------
// string list functions
// ----------------------------------------------------------------------------

int wxChoice::GetCount() const
{
    return m_strings.GetCount() ;
}

int wxChoice::FindString(const wxString& s) const
{
    return m_strings.Index( s , true , false) ;
}

void wxChoice::SetString(int n, const wxString& s)
{
    m_strings[n] = s ;
    // apple menu pos is 1-based
    UMASetMenuItemText( MAC_WXHMENU(m_macPopUpMenuHandle) , n + 1 , s , wxFont::GetDefaultEncoding() ) ;
}

wxString wxChoice::GetString(int n) const
{
    wxCHECK_MSG( n >= 0 && (size_t)n < m_strings.GetCount(), _T(""),
                    _T("wxChoice::GetString(): invalid index") );

    return m_strings[n] ;
}

// ----------------------------------------------------------------------------
// client data
// ----------------------------------------------------------------------------
void wxChoice::DoSetItemClientData( int n, void* clientData )
{
    wxCHECK_RET( n >= 0 && (size_t)n < m_datas.GetCount(),
                 wxT("invalid index in wxChoice::SetClientData") );

    m_datas[n] = (char*) clientData ;
}

void *wxChoice::DoGetItemClientData(int n) const
{
    wxCHECK_MSG( n >= 0 && (size_t)n < m_datas.GetCount(), NULL,
                 wxT("invalid index in wxChoice::GetClientData") );
    return (void *)m_datas[n];
}

void wxChoice::DoSetItemClientObject( int n, wxClientData* clientData )
{
    DoSetItemClientData(n, clientData);
}

wxClientData* wxChoice::DoGetItemClientObject( int n ) const
{
    return (wxClientData *)DoGetItemClientData(n);
}

wxInt32 wxChoice::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
{
    wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId );
    int n = GetSelection();
    // actually n should be made sure by the os to be a valid selection, but ...
    if ( n > -1 )
    {
        event.SetInt( n );
        event.SetString(GetStringSelection());
        event.SetEventObject(this);
        if ( HasClientObjectData() )
            event.SetClientObject( GetClientObject(n) );
        else if ( HasClientUntypedData() )
            event.SetClientData( GetClientData(n) );
        ProcessCommand(event);
    }
    return noErr ;
}

wxSize wxChoice::DoGetBestSize() const
{
    int lbWidth = GetCount() > 0 ? 20 : 100;  // some defaults
    int lbHeight = 20;
    int wLine;
#if TARGET_CARBON
    long metric ;
    GetThemeMetric(kThemeMetricPopupButtonHeight , &metric );
    lbHeight = metric ;
#endif
    {
        wxMacPortStateHelper st( UMAGetWindowPort( (WindowRef) MacGetTopLevelWindowRef() ) ) ;
        if ( m_font.Ok() )
        {
            ::TextFont( m_font.MacGetFontNum() ) ;
            ::TextSize( m_font.MacGetFontSize() ) ;
            ::TextFace( m_font.MacGetFontStyle() ) ;
        }
        else
        {
            ::TextFont( kFontIDMonaco ) ;
            ::TextSize( 9  );
            ::TextFace( 0 ) ;
        }
        // Find the widest line
        for(int i = 0; i < GetCount(); i++) {
            wxString str(GetString(i));
        #if wxUSE_UNICODE
            Point bounds={0,0} ;
            SInt16 baseline ;
            ::GetThemeTextDimensions( wxMacCFStringHolder( str , m_font.GetEncoding() ) ,
                kThemeCurrentPortFont,
                kThemeStateActive,
                false,
                &bounds,
                &baseline );
            wLine = bounds.h ;
        #else
            wLine = ::TextWidth( str.c_str() , 0 , str.Length() ) ;
        #endif
            lbWidth = wxMax(lbWidth, wLine);
        }
        // Add room for the popup arrow
        lbWidth += 2 * lbHeight ;
        // And just a bit more
        int cx = ::TextWidth( "X" , 0 , 1 ) ;
        lbWidth += cx ;

    }
    return wxSize(lbWidth, lbHeight);
}

#endif // wxUSE_CHOICE
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: choice.cpp
	3	// Purpose: wxChoice
	4	// Author: Stefan Csomor
	5	// Modified by:
	6	// Created: 1998-01-01
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Stefan Csomor
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
	13	#pragma implementation "choice.h"
	14	#endif
	15
	16	#include "wx/wxprec.h"
	17
	18	#if wxUSE_CHOICE
	19
	20	#include "wx/choice.h"
	21	#include "wx/menu.h"
	22	#include "wx/mac/uma.h"
	23
	24	IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)
	25
	26	extern MenuHandle NewUniqueMenu() ;
	27
	28	wxChoice::~wxChoice()
	29	{
	30	if ( HasClientObjectData() )
	31	{
	32	size_t i, max = GetCount();
	33
	34	for ( i = 0; i < max; ++i )
	35	delete GetClientObject(i);
	36	}
	37
	38	// DeleteMenu( m_macPopUpMenuId ) ;
	39	// DisposeMenu( m_macPopUpMenuHandle ) ;
	40	}
	41
	42	bool wxChoice::Create(wxWindow *parent, wxWindowID id,
	43	const wxPoint& pos,
	44	const wxSize& size,
	45	const wxArrayString& choices,
	46	long style,
	47	const wxValidator& validator,
	48	const wxString& name)
	49	{
	50	wxCArrayString chs(choices);
	51
	52	return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
	53	style, validator, name);
	54	}
	55
	56	bool wxChoice::Create(wxWindow *parent, wxWindowID id,
	57	const wxPoint& pos,
	58	const wxSize& size,
	59	int n, const wxString choices[],
	60	long style,
	61	const wxValidator& validator,
	62	const wxString& name)
	63	{
	64	m_macIsUserPane = false ;
	65
	66	if ( !wxChoiceBase::Create(parent, id, pos, size, style, validator, name) )
	67	return false;
	68
	69	Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
	70
	71	m_peer = new wxMacControl(this) ;
	72	verify_noerr ( CreatePopupButtonControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , CFSTR("") ,
	73	-12345 , false /* no variable width */ , 0 , 0 , 0 , m_peer->GetControlRefAddr() ) );
	74
	75
	76	m_macPopUpMenuHandle = NewUniqueMenu() ;
	77	m_peer->SetData<MenuHandle>( kControlNoPart , kControlPopupButtonMenuHandleTag , (MenuHandle) m_macPopUpMenuHandle ) ;
	78	m_peer->SetValueAndRange( n > 0 ? 1 : 0 , 0 , 0 ) ;
	79	MacPostControlCreate(pos,size) ;
	80
	81	#if !wxUSE_STL
	82	if ( style & wxCB_SORT )
	83	{
	84	m_strings = wxArrayString(1) ; // autosort
	85	}
	86	#endif
	87
	88	for ( int i = 0; i < n; i++ )
	89	{
	90	Append(choices[i]);
	91	}
	92	SetBestSize(size); // Needed because it is a wxControlWithItems
	93	return true;
	94	}
	95
	96	// ----------------------------------------------------------------------------
	97	// adding/deleting items to/from the list
	98	// ----------------------------------------------------------------------------
	99	int wxChoice::DoAppend(const wxString& item)
	100	{
	101	#if wxUSE_STL
	102	wxArrayString::iterator insertPoint;
	103	size_t index;
	104
	105	if (GetWindowStyle() & wxCB_SORT)
	106	{
	107	insertPoint = std::lower_bound( m_strings.begin(), m_strings.end(), item );
	108	index = insertPoint - m_strings.begin();
	109	}
	110	else
	111	{
	112	insertPoint = m_strings.end();
	113	index = m_strings.size();
	114	}
	115
	116	m_strings.insert( insertPoint, item );
	117	#else
	118	size_t index = m_strings.Add( item ) ;
	119	#endif
	120	m_datas.Insert( NULL , index ) ;
	121	UMAInsertMenuItem(MAC_WXHMENU( m_macPopUpMenuHandle ) , item, m_font.GetEncoding() , index );
	122	DoSetItemClientData( index , NULL ) ;
	123	m_peer->SetMaximum( GetCount() ) ;
	124	return index ;
	125	}
	126
	127	int wxChoice::DoInsert(const wxString& item, int pos)
	128	{
	129	wxCHECK_MSG(!(GetWindowStyle() & wxCB_SORT), -1, wxT("can't insert into sorted list"));
	130	wxCHECK_MSG((pos>=0) && (pos<=GetCount()), -1, wxT("invalid index"));
	131
	132	if (pos == GetCount())
	133	return DoAppend(item);
	134
	135	UMAInsertMenuItem(MAC_WXHMENU( m_macPopUpMenuHandle ) , item, m_font.GetEncoding() , pos );
	136	m_strings.Insert( item, pos ) ;
	137	m_datas.Insert( NULL, pos ) ;
	138	DoSetItemClientData( pos , NULL ) ;
	139	m_peer->SetMaximum( GetCount() ) ;
	140	return pos ;
	141	}
	142
	143	void wxChoice::Delete(int n)
	144	{
	145	wxCHECK_RET( n < GetCount(), wxT("invalid item index in wxChoice::Delete") );
	146	if ( HasClientObjectData() )
	147	{
	148	delete GetClientObject(n);
	149	}
	150	::DeleteMenuItem( MAC_WXHMENU(m_macPopUpMenuHandle) , n + 1) ;
	151	m_strings.RemoveAt( n ) ;
	152	m_datas.RemoveAt( n ) ;
	153	m_peer->SetMaximum( GetCount() ) ;
	154	}
	155
	156	void wxChoice::Clear()
	157	{
	158	FreeData();
	159	for ( int i = 0 ; i < GetCount() ; i++ )
	160	{
	161	::DeleteMenuItem( MAC_WXHMENU(m_macPopUpMenuHandle) , 1 ) ;
	162	}
	163	m_strings.Empty() ;
	164	m_datas.Empty() ;
	165	m_peer->SetMaximum( 0 ) ;
	166	}
	167
	168	void wxChoice::FreeData()
	169	{
	170	if ( HasClientObjectData() )
	171	{
	172	size_t count = GetCount();
	173	for ( size_t n = 0; n < count; n++ )
	174	{
	175	delete GetClientObject(n);
	176	}
	177	}
	178	}
	179
	180	// ----------------------------------------------------------------------------
	181	// selection
	182	// ----------------------------------------------------------------------------
	183	int wxChoice::GetSelection() const
	184	{
	185	return m_peer->GetValue() -1 ;
	186	}
	187
	188	void wxChoice::SetSelection(int n)
	189	{
	190	m_peer->SetValue( n + 1 ) ;
	191	}
	192
	193	// ----------------------------------------------------------------------------
	194	// string list functions
	195	// ----------------------------------------------------------------------------
	196
	197	int wxChoice::GetCount() const
	198	{
	199	return m_strings.GetCount() ;
	200	}
	201
	202	int wxChoice::FindString(const wxString& s) const
	203	{
	204	return m_strings.Index( s , true , false) ;
	205	}
	206
	207	void wxChoice::SetString(int n, const wxString& s)
	208	{
	209	m_strings[n] = s ;
	210	// apple menu pos is 1-based
	211	UMASetMenuItemText( MAC_WXHMENU(m_macPopUpMenuHandle) , n + 1 , s , wxFont::GetDefaultEncoding() ) ;
	212	}
	213
	214	wxString wxChoice::GetString(int n) const
	215	{
	216	wxCHECK_MSG( n >= 0 && (size_t)n < m_strings.GetCount(), _T(""),
	217	_T("wxChoice::GetString(): invalid index") );
	218
	219	return m_strings[n] ;
	220	}
	221
	222	// ----------------------------------------------------------------------------
	223	// client data
	224	// ----------------------------------------------------------------------------
	225	void wxChoice::DoSetItemClientData( int n, void* clientData )
	226	{
	227	wxCHECK_RET( n >= 0 && (size_t)n < m_datas.GetCount(),
	228	wxT("invalid index in wxChoice::SetClientData") );
	229
	230	m_datas[n] = (char*) clientData ;
	231	}
	232
	233	void *wxChoice::DoGetItemClientData(int n) const
	234	{
	235	wxCHECK_MSG( n >= 0 && (size_t)n < m_datas.GetCount(), NULL,
	236	wxT("invalid index in wxChoice::GetClientData") );
	237	return (void *)m_datas[n];
	238	}
	239
	240	void wxChoice::DoSetItemClientObject( int n, wxClientData* clientData )
	241	{
	242	DoSetItemClientData(n, clientData);
	243	}
	244
	245	wxClientData* wxChoice::DoGetItemClientObject( int n ) const
	246	{
	247	return (wxClientData *)DoGetItemClientData(n);
	248	}
	249
	250	wxInt32 wxChoice::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
	251	{
	252	wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId );
	253	int n = GetSelection();
	254	// actually n should be made sure by the os to be a valid selection, but ...
	255	if ( n > -1 )
	256	{
	257	event.SetInt( n );
	258	event.SetString(GetStringSelection());
	259	event.SetEventObject(this);
	260	if ( HasClientObjectData() )
	261	event.SetClientObject( GetClientObject(n) );
	262	else if ( HasClientUntypedData() )
	263	event.SetClientData( GetClientData(n) );
	264	ProcessCommand(event);
	265	}
	266	return noErr ;
	267	}
	268
	269	wxSize wxChoice::DoGetBestSize() const
	270	{
	271	int lbWidth = GetCount() > 0 ? 20 : 100; // some defaults
	272	int lbHeight = 20;
	273	int wLine;
	274	#if TARGET_CARBON
	275	long metric ;
	276	GetThemeMetric(kThemeMetricPopupButtonHeight , &metric );
	277	lbHeight = metric ;
	278	#endif
	279	{
	280	wxMacPortStateHelper st( UMAGetWindowPort( (WindowRef) MacGetTopLevelWindowRef() ) ) ;
	281	if ( m_font.Ok() )
	282	{
	283	::TextFont( m_font.MacGetFontNum() ) ;
	284	::TextSize( m_font.MacGetFontSize() ) ;
	285	::TextFace( m_font.MacGetFontStyle() ) ;
	286	}
	287	else
	288	{
	289	::TextFont( kFontIDMonaco ) ;
	290	::TextSize( 9 );
	291	::TextFace( 0 ) ;
	292	}
	293	// Find the widest line
	294	for(int i = 0; i < GetCount(); i++) {
	295	wxString str(GetString(i));
	296	#if wxUSE_UNICODE
	297	Point bounds={0,0} ;
	298	SInt16 baseline ;
	299	::GetThemeTextDimensions( wxMacCFStringHolder( str , m_font.GetEncoding() ) ,
	300	kThemeCurrentPortFont,
	301	kThemeStateActive,
	302	false,
	303	&bounds,
	304	&baseline );
	305	wLine = bounds.h ;
	306	#else
	307	wLine = ::TextWidth( str.c_str() , 0 , str.Length() ) ;
	308	#endif
	309	lbWidth = wxMax(lbWidth, wLine);
	310	}
	311	// Add room for the popup arrow
	312	lbWidth += 2 * lbHeight ;
	313	// And just a bit more
	314	int cx = ::TextWidth( "X" , 0 , 1 ) ;
	315	lbWidth += cx ;
	316
	317	}
	318	return wxSize(lbWidth, lbHeight);
	319	}
	320
	321	#endif // wxUSE_CHOICE