[wxWidgets.git] / src / osx / carbon / listbox.cpp

///////////////////////////////////////////////////////////////////////////////
// Name:        src/mac/carbon/listbox.cpp
// Purpose:     wxListBox
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

#include "wx/wxprec.h"

#if wxUSE_LISTBOX

#include "wx/listbox.h"

#ifndef WX_PRECOMP
    #include "wx/log.h"
    #include "wx/intl.h"
    #include "wx/utils.h"
    #include "wx/settings.h"
    #include "wx/arrstr.h"
    #include "wx/dcclient.h"
#endif

IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems)

BEGIN_EVENT_TABLE(wxListBox, wxControl)
END_EVENT_TABLE()

#include "wx/osx/uma.h"

// ============================================================================
// list box control implementation
// ============================================================================

wxListBox::wxListBox()
{
}

bool wxListBox::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 );
}

wxMacListControl* wxListBox::GetPeer() const
{
    wxMacDataBrowserListControl *lb = wxDynamicCast(m_peer,wxMacDataBrowserListControl);
    return lb ? wx_static_cast(wxMacListControl*,lb) : 0 ;
}

bool wxListBox::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_blockEvents = false;
    m_macIsUserPane = false;

    wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),
                  wxT("only a single listbox selection mode can be specified") );

    if ( !wxListBoxBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) )
        return false;

    wxMacDataBrowserListControl* control = new wxMacDataBrowserListControl( this, pos, size, style );
    // TODO CHECK control->SetClientDataType( m_clientDataItemsType );
    m_peer = control;

    MacPostControlCreate( pos, size );

    Append(n, choices);

   // Needed because it is a wxControlWithItems
    SetInitialSize( size );

    return true;
}

wxListBox::~wxListBox()
{
    FreeData();
    m_peer->SetReference( 0 );
}

void wxListBox::FreeData()
{
    GetPeer()->MacClear();
}

void wxListBox::DoSetFirstItem(int n)
{
    GetPeer()->MacScrollTo( n );
}

void wxListBox::EnsureVisible(int n)
{
    GetPeer()->MacScrollTo( n );
}

void wxListBox::DoDeleteOneItem(unsigned int n)
{
    wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::Delete") );

    m_blockEvents = true;
    GetPeer()->MacDelete( n );
    m_blockEvents = false;
    
    UpdateOldSelections();
}

int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
                             unsigned int pos,
                             void **clientData,
                             wxClientDataType type)
{
    InvalidateBestSize();

    GetPeer()->MacInsert( pos, items );
    const unsigned int count = items.GetCount();
    if ( clientData )
    {
        for (unsigned int i = 0; i < count; ++i)
            AssignNewItemClientData( pos + i, clientData, i, type );
    }

    return pos + count - 1;
    
    UpdateOldSelections();
}

int wxListBox::FindString(const wxString& s, bool bCase) const
{
    for ( size_t i = 0; i < GetCount(); ++ i )
    {
        if (s.IsSameAs( GetString( i ), bCase) )
            return (int)i;
    }

    return wxNOT_FOUND;
}

void wxListBox::DoClear()
{
    m_blockEvents = true;
    FreeData();
    m_blockEvents = false;
    
    UpdateOldSelections();
}

void wxListBox::DoSetSelection(int n, bool select)
{
    wxCHECK_RET( n == wxNOT_FOUND || IsValid(n),
        wxT("invalid index in wxListBox::SetSelection") );

    m_blockEvents = true;
    
    if ( n == wxNOT_FOUND )
        GetPeer()->MacDeselectAll();
    else
        GetPeer()->MacSetSelection( n, select, HasMultipleSelection() );
        
    m_blockEvents = false;
    
    UpdateOldSelections();
}

bool wxListBox::IsSelected(int n) const
{
    wxCHECK_MSG( IsValid(n), false, wxT("invalid index in wxListBox::Selected") );

    return GetPeer()->MacIsSelected( n );
}

void *wxListBox::DoGetItemClientData(unsigned int n) const
{
    wxCHECK_MSG( IsValid(n), NULL, wxT("invalid index in wxListBox::GetClientData"));
    return GetPeer()->MacGetClientData( n );
}

void wxListBox::DoSetItemClientData(unsigned int n, void *clientData)
{
    wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetClientData") );
    GetPeer()->MacSetClientData( n , clientData);
}

// Return number of selections and an array of selected integers
int wxListBox::GetSelections(wxArrayInt& aSelections) const
{
    return GetPeer()->MacGetSelections( aSelections );
}

// Get single selection, for single choice list items
int wxListBox::GetSelection() const
{
    return GetPeer()->MacGetSelection();
}

// Find string for position
wxString wxListBox::GetString(unsigned int n) const
{
    wxCHECK_MSG( IsValid(n), wxEmptyString, wxT("invalid index in wxListBox::GetString") );
    return GetPeer()->MacGetString(n);
}

void wxListBox::SetString(unsigned int n, const wxString& s)
{
    GetPeer()->MacSetString( n, s );
}

wxSize wxListBox::DoGetBestSize() const
{
    int lbWidth = 100;  // some defaults
    int lbHeight = 110;
    int wLine;

    {
        wxClientDC dc(const_cast<wxListBox*>(this));
        dc.SetFont(GetFont());

        // Find the widest line
        for (unsigned int i = 0; i < GetCount(); i++)
        {
            wxString str( GetString( i ) );

            wxCoord width, height ;
            dc.GetTextExtent( str , &width, &height);
            wLine = width ;
            lbWidth = wxMax( lbWidth, wLine );
        }

        // Add room for the scrollbar
        lbWidth += wxSystemSettings::GetMetric( wxSYS_VSCROLL_X );

        // And just a bit more
        int cy = 12;

        wxCoord width, height ;
        dc.GetTextExtent( wxT("XX") , &width, &height);
        int cx = width ;
        lbWidth += cx;

        // don't make the listbox too tall (limit height to around 10 items)
        // but don't make it too small neither
        lbHeight = wxMax( (cy + 4) * wxMin( wxMax( GetCount(), 3 ), 10 ), 70 );
    }

    return wxSize( lbWidth, lbHeight );
}

unsigned int wxListBox::GetCount() const
{
    return GetPeer()->MacGetCount();
}

void wxListBox::Refresh(bool eraseBack, const wxRect *rect)
{
    wxControl::Refresh( eraseBack, rect );
}

// Some custom controls depend on this
/* static */ wxVisualAttributes
wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
{
    wxVisualAttributes attr;

    attr.colFg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
    attr.colBg = wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX );
    attr.font.MacCreateFromThemeFont(kThemeViewsFont);

    return attr;
}

int wxListBox::DoListHitTest(const wxPoint& inpoint) const
{
    OSStatus err;

    // There are few reasons why this is complicated:
    // 1) There is no native HitTest function for Mac
    // 2) GetDataBrowserItemPartBounds only works on visible items
    // 3) We can't do it through GetDataBrowserTableView[Item]RowHeight
    //    because what it returns is basically inaccurate in the context
    //    of the coordinates we want here, but we use this as a guess
    //    for where the first visible item lies

    wxPoint point = inpoint;

    // get column property ID (req. for call to itempartbounds)
    DataBrowserTableViewColumnID colId = 0;
    err = GetDataBrowserTableViewColumnProperty(m_peer->GetControlRef(), 0, &colId);
    wxCHECK_MSG(err == noErr, wxNOT_FOUND, wxT("Unexpected error from GetDataBrowserTableViewColumnProperty"));

    // OK, first we need to find the first visible item we have -
    // this will be the "low" for our binary search. There is no real
    // easy way around this, as we will need to do a SLOW linear search
    // until we find a visible item, but we can do a cheap calculation
    // via the row height to speed things up a bit
    UInt32 scrollx, scrolly;
    err = GetDataBrowserScrollPosition(m_peer->GetControlRef(), &scrollx, &scrolly);
    wxCHECK_MSG(err == noErr, wxNOT_FOUND, wxT("Unexpected error from GetDataBrowserScrollPosition"));

    UInt16 height;
    err = GetDataBrowserTableViewRowHeight(m_peer->GetControlRef(), &height);
    wxCHECK_MSG(err == noErr, wxNOT_FOUND, wxT("Unexpected error from GetDataBrowserTableViewRowHeight"));

    // these indices are 0-based, as usual, so we need to add 1 to them when
    // passing them to data browser functions which use 1-based indices
    int low = scrolly / height,
        high = GetCount() - 1;

    // search for the first visible item (note that the scroll guess above
    // is the low bounds of where the item might lie so we only use that as a
    // starting point - we should reach it within 1 or 2 iterations of the loop)
    while ( low <= high )
    {
        Rect bounds;
        err = GetDataBrowserItemPartBounds(
            m_peer->GetControlRef(), low + 1, colId,
            kDataBrowserPropertyEnclosingPart,
            &bounds); // note +1 to translate to Mac ID
        if ( err == noErr )
            break;

        // errDataBrowserItemNotFound is expected as it simply means that the
        // item is not currently visible -- but other errors are not
        wxCHECK_MSG( err == errDataBrowserItemNotFound, wxNOT_FOUND,
                     wxT("Unexpected error from GetDataBrowserItemPartBounds") );

        low++;
    }

    // NOW do a binary search for where the item lies, searching low again if
    // we hit an item that isn't visible
    while ( low <= high )
    {
        int mid = (low + high) / 2;

        Rect bounds;
        err = GetDataBrowserItemPartBounds(
            m_peer->GetControlRef(), mid + 1, colId,
            kDataBrowserPropertyEnclosingPart,
            &bounds); //note +1 to trans to mac id
        wxCHECK_MSG( err == noErr || err == errDataBrowserItemNotFound,
                     wxNOT_FOUND,
                     wxT("Unexpected error from GetDataBrowserItemPartBounds") );

        if ( err == errDataBrowserItemNotFound )
        {
            // item not visible, attempt to find a visible one
            // search lower
            high = mid - 1;
        }
        else // visible item, do actual hitttest
        {
            // if point is within the bounds, return this item (since we assume
            // all x coords of items are equal we only test the x coord in
            // equality)
            if ((point.x >= bounds.left && point.x <= bounds.right) &&
                (point.y >= bounds.top && point.y <= bounds.bottom) )
            {
                // found!
                return mid;
            }

            if ( point.y < bounds.top )
                // index(bounds) greater then key(point)
                high = mid - 1;
            else
                // index(bounds) less then key(point)
                low = mid + 1;
        }
    }

    return wxNOT_FOUND;
}

// ============================================================================
// data browser based implementation
// ============================================================================

wxMacListBoxItem::wxMacListBoxItem()
        :wxMacDataItem()
{
}

wxMacListBoxItem::~wxMacListBoxItem()
{
}

void wxMacListBoxItem::Notification(wxMacDataItemBrowserControl *owner ,
    DataBrowserItemNotification message,
    DataBrowserItemDataRef WXUNUSED(itemData) ) const
{
    wxMacDataBrowserListControl *lb = wxDynamicCast(owner,wxMacDataBrowserListControl);

    // we want to depend on as little as possible to make sure tear-down of controls is safe

    if ( message == kDataBrowserItemRemoved)
    {
        if ( lb != NULL && lb->GetClientDataType() == wxClientData_Object )
        {
            delete (wxClientData*) (m_data);
        }

        delete this;
        return;
    }

    wxListBox *list = wxDynamicCast( owner->GetWXPeer() , wxListBox );
    wxCHECK_RET( list != NULL , wxT("Listbox expected"));

    if (message == kDataBrowserItemDoubleClicked)
    {
        wxCommandEvent event( wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, list->GetId() );
        event.SetEventObject( list );
        if ( list->HasClientObjectData() )
            event.SetClientObject( (wxClientData*) m_data );
        else if ( list->HasClientUntypedData() )
            event.SetClientData( m_data );
        event.SetString( m_label );
        event.SetInt( owner->GetLineFromItem( this ) );
        event.SetExtraLong( 1 );
        list->HandleWindowEvent(event);
        return;
    }
}

IMPLEMENT_DYNAMIC_CLASS( wxMacDataBrowserListControl , wxMacDataItemBrowserControl )

wxMacDataBrowserListControl::wxMacDataBrowserListControl( wxWindow *peer, const wxPoint& pos, const wxSize& size, long style)
    : wxMacDataItemBrowserControl( peer, pos, size, style )
{
    OSStatus err = noErr;
    m_clientDataItemsType = wxClientData_None;
    if ( style & wxLB_SORT )
        m_sortOrder = SortOrder_Text_Ascending;

    DataBrowserSelectionFlags  options = kDataBrowserDragSelect;
    if ( style & wxLB_MULTIPLE )
    {
        options |= kDataBrowserAlwaysExtendSelection | kDataBrowserCmdTogglesSelection;
    }
    else if ( style & wxLB_EXTENDED )
    {
        options |= kDataBrowserCmdTogglesSelection;
    }
    else
    {
        options |= kDataBrowserSelectOnlyOne;
    }
    err = SetSelectionFlags( options );
    verify_noerr( err );

    DataBrowserListViewColumnDesc columnDesc;
    columnDesc.headerBtnDesc.titleOffset = 0;
    columnDesc.headerBtnDesc.version = kDataBrowserListViewLatestHeaderDesc;

    columnDesc.headerBtnDesc.btnFontStyle.flags =
        kControlUseFontMask | kControlUseJustMask;

    columnDesc.headerBtnDesc.btnContentInfo.contentType = kControlNoContent;
    columnDesc.headerBtnDesc.btnFontStyle.just = teFlushDefault;
    columnDesc.headerBtnDesc.btnFontStyle.font = kControlFontViewSystemFont;
    columnDesc.headerBtnDesc.btnFontStyle.style = normal;
    columnDesc.headerBtnDesc.titleString = NULL;

    columnDesc.headerBtnDesc.minimumWidth = 0;
    columnDesc.headerBtnDesc.maximumWidth = 10000;

    columnDesc.propertyDesc.propertyID = kTextColumnId;
    columnDesc.propertyDesc.propertyType = kDataBrowserTextType;
    columnDesc.propertyDesc.propertyFlags = kDataBrowserTableViewSelectionColumn;
    columnDesc.propertyDesc.propertyFlags |= kDataBrowserListViewTypeSelectColumn;

    verify_noerr( AddColumn( &columnDesc, kDataBrowserListViewAppendColumn ) );

    columnDesc.headerBtnDesc.minimumWidth = 0;
    columnDesc.headerBtnDesc.maximumWidth = 0;
    columnDesc.propertyDesc.propertyID = kNumericOrderColumnId;
    columnDesc.propertyDesc.propertyType = kDataBrowserPropertyRelevanceRankPart;
    columnDesc.propertyDesc.propertyFlags = kDataBrowserTableViewSelectionColumn;
    columnDesc.propertyDesc.propertyFlags |= kDataBrowserListViewTypeSelectColumn;

    verify_noerr( AddColumn( &columnDesc, kDataBrowserListViewAppendColumn ) );

    SetDataBrowserSortProperty( m_controlRef , kTextColumnId);
    if ( m_sortOrder == SortOrder_Text_Ascending )
    {
        SetDataBrowserSortProperty( m_controlRef , kTextColumnId);
        SetDataBrowserSortOrder( m_controlRef , kDataBrowserOrderIncreasing);
    }
    else
    {
        SetDataBrowserSortProperty( m_controlRef , kNumericOrderColumnId);
        SetDataBrowserSortOrder( m_controlRef , kDataBrowserOrderIncreasing);
    }

    verify_noerr( AutoSizeColumns() );
    verify_noerr( SetHiliteStyle(kDataBrowserTableViewFillHilite ) );
    verify_noerr( SetHeaderButtonHeight( 0 ) );
    err = SetHasScrollBars( (style & wxHSCROLL) != 0 , true );
#if 0
    // shouldn't be necessary anymore under 10.2
    m_peer->SetData( kControlNoPart, kControlDataBrowserIncludesFrameAndFocusTag, (Boolean)false );
    m_peer->SetNeedsFocusRect( true );
#endif
}

wxMacDataBrowserListControl::~wxMacDataBrowserListControl()
{
}

void wxMacDataBrowserListControl::ItemNotification(
                        const wxMacDataItem* itemID,
                        DataBrowserItemNotification message,
                        DataBrowserItemDataRef itemData)
{
    wxListBox *list = wxDynamicCast( GetWXPeer() , wxListBox );
    wxCHECK_RET( list != NULL , wxT("Listbox expected"));
    
    if (list->HasMultipleSelection() && (message == kDataBrowserSelectionSetChanged) && (!list->MacGetBlockEvents()))
    {
        list->CalcAndSendEvent();
        return;
    }

    if ((message == kDataBrowserSelectionSetChanged) && (!list->MacGetBlockEvents()))
    {
        wxCommandEvent event( wxEVT_COMMAND_LISTBOX_SELECTED, list->GetId() );
        
        int sel = list->GetSelection();
        if ((sel < 0) || (sel > (int) list->GetCount()))  // OS X can select an item below the last item (why?)
           return;
        event.SetEventObject( list );
        if ( list->HasClientObjectData() )
            event.SetClientObject( list->GetClientObject( sel ) );
        else if ( list->HasClientUntypedData() )
            event.SetClientData( list->GetClientData( sel ) );
        event.SetString( list->GetString( sel ) );
        event.SetInt( sel );
        event.SetExtraLong( 1 );
        list->HandleWindowEvent(event);
        return;
    }
    
    // call super for item level(wxMacDataItem->Notification) callback processing
    wxMacDataItemBrowserControl::ItemNotification( itemID, message, itemData);
}
/*
wxWindow * wxMacDataBrowserListControl::GetPeer() const
{
    return wxDynamicCast( wxMacControl::GetWX() , wxWindow );
}
*/
wxMacDataItem* wxMacDataBrowserListControl::CreateItem()
{
    return new wxMacListBoxItem();
}

#if 0

// in case we need that one day

// ============================================================================
// HIView owner-draw-based implementation
// ============================================================================

static pascal void ListBoxDrawProc(
    ControlRef browser, DataBrowserItemID item, DataBrowserPropertyID property,
    DataBrowserItemState itemState, const Rect *itemRect, SInt16 depth, Boolean isColorDevice )
{
    CFStringRef cfString;
    ThemeDrawingState themeState;
    long systemVersion;

    GetThemeDrawingState( &themeState );
    cfString = CFStringCreateWithFormat( NULL, NULL, CFSTR("Row %d"), item );

    //  In this sample we handle the "selected" state; all others fall through to our "active" state
    if ( itemState == kDataBrowserItemIsSelected )
    {
        ThemeBrush colorBrushID;

        // TODO: switch over to wxSystemSettingsNative::GetColour() when kThemeBrushSecondaryHighlightColor
        // is incorporated Panther DB starts using kThemeBrushSecondaryHighlightColor
        // for inactive browser highlighting
        if ( !IsControlActive( browser ) )
            colorBrushID = kThemeBrushSecondaryHighlightColor;
        else
            colorBrushID = kThemeBrushPrimaryHighlightColor;

        // First paint the hilite rect, then the text on top
        SetThemePen( colorBrushID, 32, true );
        PaintRect( itemRect );
        SetThemeDrawingState( themeState, false );
    }

    DrawThemeTextBox( cfString, kThemeApplicationFont, kThemeStateActive, true, itemRect, teFlushDefault, NULL );
    SetThemeDrawingState( themeState, true );

    if ( cfString != NULL )
        CFRelease( cfString );
}

#endif


#endif // wxUSE_LISTBOX
Commit	Line	Data
489468fe SC	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: src/mac/carbon/listbox.cpp
	3	// Purpose: wxListBox
	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	#include "wx/wxprec.h"
	13
	14	#if wxUSE_LISTBOX
	15
	16	#include "wx/listbox.h"
	17
	18	#ifndef WX_PRECOMP
	19	#include "wx/log.h"
	20	#include "wx/intl.h"
	21	#include "wx/utils.h"
	22	#include "wx/settings.h"
	23	#include "wx/arrstr.h"
	24	#include "wx/dcclient.h"
	25	#endif
	26
	27	IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems)
	28
	29	BEGIN_EVENT_TABLE(wxListBox, wxControl)
	30	END_EVENT_TABLE()
	31
1f0c8f31	32	#include "wx/osx/uma.h"
489468fe SC	33
	34	// ============================================================================
	35	// list box control implementation
	36	// ============================================================================
	37
	38	wxListBox::wxListBox()
	39	{
	40	}
	41
	42	bool wxListBox::Create(
	43	wxWindow *parent,
	44	wxWindowID id,
	45	const wxPoint& pos,
	46	const wxSize& size,
	47	const wxArrayString& choices,
	48	long style,
	49	const wxValidator& validator,
	50	const wxString& name )
	51	{
	52	wxCArrayString chs(choices);
	53
	54	return Create(
	55	parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
	56	style, validator, name );
	57	}
	58
	59	wxMacListControl* wxListBox::GetPeer() const
	60	{
	61	wxMacDataBrowserListControl *lb = wxDynamicCast(m_peer,wxMacDataBrowserListControl);
	62	return lb ? wx_static_cast(wxMacListControl*,lb) : 0 ;
	63	}
	64
	65	bool wxListBox::Create(
	66	wxWindow *parent,
	67	wxWindowID id,
	68	const wxPoint& pos,
	69	const wxSize& size,
	70	int n,
	71	const wxString choices[],
	72	long style,
	73	const wxValidator& validator,
	74	const wxString& name )
	75	{
	76	m_blockEvents = false;
	77	m_macIsUserPane = false;
	78
	79	wxASSERT_MSG( !(style & wxLB_MULTIPLE) \|\| !(style & wxLB_EXTENDED),
	80	wxT("only a single listbox selection mode can be specified") );
	81
	82	if ( !wxListBoxBase::Create( parent, id, pos, size, style & ~(wxHSCROLL \| wxVSCROLL), validator, name ) )
	83	return false;
	84
	85	wxMacDataBrowserListControl* control = new wxMacDataBrowserListControl( this, pos, size, style );
	86	// TODO CHECK control->SetClientDataType( m_clientDataItemsType );
	87	m_peer = control;
	88
	89	MacPostControlCreate( pos, size );
	90
	91	Append(n, choices);
	92
	93	// Needed because it is a wxControlWithItems
	94	SetInitialSize( size );
	95
	96	return true;
97	}
98
99	wxListBox::~wxListBox()
100	{
101	FreeData();
102	m_peer->SetReference( 0 );
103	}
104
105	void wxListBox::FreeData()
106	{
107	GetPeer()->MacClear();
108	}
109
110	void wxListBox::DoSetFirstItem(int n)
111	{
112	GetPeer()->MacScrollTo( n );
113	}
114
115	void wxListBox::EnsureVisible(int n)
116	{
117	GetPeer()->MacScrollTo( n );
118	}
119
120	void wxListBox::DoDeleteOneItem(unsigned int n)
121	{
122	wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::Delete") );
123
124	m_blockEvents = true;
125	GetPeer()->MacDelete( n );
126	m_blockEvents = false;
127
128	UpdateOldSelections();
129	}
130
131	int wxListBox::DoInsertItems(const wxArrayStringsAdapter& items,
132	unsigned int pos,
133	void **clientData,
134	wxClientDataType type)
135	{
136	InvalidateBestSize();
137
138	GetPeer()->MacInsert( pos, items );
139	const unsigned int count = items.GetCount();
140	if ( clientData )
141	{
142	for (unsigned int i = 0; i < count; ++i)
143	AssignNewItemClientData( pos + i, clientData, i, type );
144	}
145
146	return pos + count - 1;
147
148	UpdateOldSelections();
149	}
150
151	int wxListBox::FindString(const wxString& s, bool bCase) const
152	{
153	for ( size_t i = 0; i < GetCount(); ++ i )
154	{
155	if (s.IsSameAs( GetString( i ), bCase) )
156	return (int)i;
157	}
158
159	return wxNOT_FOUND;
160	}
161
162	void wxListBox::DoClear()
163	{
164	m_blockEvents = true;
165	FreeData();
166	m_blockEvents = false;
167
168	UpdateOldSelections();
169	}
170
171	void wxListBox::DoSetSelection(int n, bool select)
172	{
173	wxCHECK_RET( n == wxNOT_FOUND \|\| IsValid(n),
174	wxT("invalid index in wxListBox::SetSelection") );
175
176	m_blockEvents = true;
177
178	if ( n == wxNOT_FOUND )
179	GetPeer()->MacDeselectAll();
180	else
181	GetPeer()->MacSetSelection( n, select, HasMultipleSelection() );
182
183	m_blockEvents = false;
184
185	UpdateOldSelections();
186	}
187
188	bool wxListBox::IsSelected(int n) const
189	{
190	wxCHECK_MSG( IsValid(n), false, wxT("invalid index in wxListBox::Selected") );
191
192	return GetPeer()->MacIsSelected( n );
193	}
194
195	void *wxListBox::DoGetItemClientData(unsigned int n) const
196	{
197	wxCHECK_MSG( IsValid(n), NULL, wxT("invalid index in wxListBox::GetClientData"));
198	return GetPeer()->MacGetClientData( n );
199	}
200
201	void wxListBox::DoSetItemClientData(unsigned int n, void *clientData)
202	{
203	wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetClientData") );
204	GetPeer()->MacSetClientData( n , clientData);
205	}
206
207	// Return number of selections and an array of selected integers
208	int wxListBox::GetSelections(wxArrayInt& aSelections) const
209	{
210	return GetPeer()->MacGetSelections( aSelections );
211	}
212
213	// Get single selection, for single choice list items
214	int wxListBox::GetSelection() const
215	{
216	return GetPeer()->MacGetSelection();
217	}
218
219	// Find string for position
220	wxString wxListBox::GetString(unsigned int n) const
221	{
222	wxCHECK_MSG( IsValid(n), wxEmptyString, wxT("invalid index in wxListBox::GetString") );
223	return GetPeer()->MacGetString(n);
224	}
225
226	void wxListBox::SetString(unsigned int n, const wxString& s)
227	{
228	GetPeer()->MacSetString( n, s );
229	}
230
231	wxSize wxListBox::DoGetBestSize() const
232	{
233	int lbWidth = 100; // some defaults
234	int lbHeight = 110;
235	int wLine;
236
237	{
238	wxClientDC dc(const_cast<wxListBox*>(this));
239	dc.SetFont(GetFont());
240
241	// Find the widest line
242	for (unsigned int i = 0; i < GetCount(); i++)
243	{
244	wxString str( GetString( i ) );
245
246	wxCoord width, height ;
247	dc.GetTextExtent( str , &width, &height);
248	wLine = width ;
249	lbWidth = wxMax( lbWidth, wLine );
250	}
251
252	// Add room for the scrollbar
253	lbWidth += wxSystemSettings::GetMetric( wxSYS_VSCROLL_X );
254
255	// And just a bit more
256	int cy = 12;
257
258	wxCoord width, height ;
259	dc.GetTextExtent( wxT("XX") , &width, &height);
260	int cx = width ;
261	lbWidth += cx;
262
263	// don't make the listbox too tall (limit height to around 10 items)
264	// but don't make it too small neither
265	lbHeight = wxMax( (cy + 4) * wxMin( wxMax( GetCount(), 3 ), 10 ), 70 );
266	}
267
268	return wxSize( lbWidth, lbHeight );
269	}
270
271	unsigned int wxListBox::GetCount() const
272	{
273	return GetPeer()->MacGetCount();
274	}
275
276	void wxListBox::Refresh(bool eraseBack, const wxRect *rect)
277	{
278	wxControl::Refresh( eraseBack, rect );
279	}
280
281	// Some custom controls depend on this
282	/* static */ wxVisualAttributes
283	wxListBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
284	{
285	wxVisualAttributes attr;
286
287	attr.colFg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
288	attr.colBg = wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX );
289	attr.font.MacCreateFromThemeFont(kThemeViewsFont);
290
291	return attr;
292	}
293
294	int wxListBox::DoListHitTest(const wxPoint& inpoint) const
295	{
296	OSStatus err;
297
298	// There are few reasons why this is complicated:
299	// 1) There is no native HitTest function for Mac
300	// 2) GetDataBrowserItemPartBounds only works on visible items
301	// 3) We can't do it through GetDataBrowserTableView[Item]RowHeight
302	// because what it returns is basically inaccurate in the context
303	// of the coordinates we want here, but we use this as a guess
304	// for where the first visible item lies
305
306	wxPoint point = inpoint;
307
308	// get column property ID (req. for call to itempartbounds)
309	DataBrowserTableViewColumnID colId = 0;
310	err = GetDataBrowserTableViewColumnProperty(m_peer->GetControlRef(), 0, &colId);
311	wxCHECK_MSG(err == noErr, wxNOT_FOUND, wxT("Unexpected error from GetDataBrowserTableViewColumnProperty"));
312
313	// OK, first we need to find the first visible item we have -
314	// this will be the "low" for our binary search. There is no real
315	// easy way around this, as we will need to do a SLOW linear search
316	// until we find a visible item, but we can do a cheap calculation
317	// via the row height to speed things up a bit
318	UInt32 scrollx, scrolly;
319	err = GetDataBrowserScrollPosition(m_peer->GetControlRef(), &scrollx, &scrolly);
320	wxCHECK_MSG(err == noErr, wxNOT_FOUND, wxT("Unexpected error from GetDataBrowserScrollPosition"));
321
322	UInt16 height;
323	err = GetDataBrowserTableViewRowHeight(m_peer->GetControlRef(), &height);
324	wxCHECK_MSG(err == noErr, wxNOT_FOUND, wxT("Unexpected error from GetDataBrowserTableViewRowHeight"));
325
326	// these indices are 0-based, as usual, so we need to add 1 to them when
327	// passing them to data browser functions which use 1-based indices
328	int low = scrolly / height,
329	high = GetCount() - 1;
330
331	// search for the first visible item (note that the scroll guess above
332	// is the low bounds of where the item might lie so we only use that as a
333	// starting point - we should reach it within 1 or 2 iterations of the loop)
334	while ( low <= high )
335	{
336	Rect bounds;
337	err = GetDataBrowserItemPartBounds(
338	m_peer->GetControlRef(), low + 1, colId,
339	kDataBrowserPropertyEnclosingPart,
340	&bounds); // note +1 to translate to Mac ID
341	if ( err == noErr )
342	break;
343
344	// errDataBrowserItemNotFound is expected as it simply means that the
345	// item is not currently visible -- but other errors are not
346	wxCHECK_MSG( err == errDataBrowserItemNotFound, wxNOT_FOUND,
347	wxT("Unexpected error from GetDataBrowserItemPartBounds") );
348
349	low++;
350	}
351
352	// NOW do a binary search for where the item lies, searching low again if
353	// we hit an item that isn't visible
354	while ( low <= high )
355	{
356	int mid = (low + high) / 2;
357
358	Rect bounds;
359	err = GetDataBrowserItemPartBounds(
360	m_peer->GetControlRef(), mid + 1, colId,
361	kDataBrowserPropertyEnclosingPart,
362	&bounds); //note +1 to trans to mac id
363	wxCHECK_MSG( err == noErr \|\| err == errDataBrowserItemNotFound,
364	wxNOT_FOUND,
365	wxT("Unexpected error from GetDataBrowserItemPartBounds") );
366
367	if ( err == errDataBrowserItemNotFound )
368	{
369	// item not visible, attempt to find a visible one
370	// search lower
371	high = mid - 1;
372	}
373	else // visible item, do actual hitttest
374	{
375	// if point is within the bounds, return this item (since we assume
376	// all x coords of items are equal we only test the x coord in
377	// equality)
378	if ((point.x >= bounds.left && point.x <= bounds.right) &&
379	(point.y >= bounds.top && point.y <= bounds.bottom) )
380	{
381	// found!
382	return mid;
383	}
384
385	if ( point.y < bounds.top )
386	// index(bounds) greater then key(point)
387	high = mid - 1;
388	else
389	// index(bounds) less then key(point)
390	low = mid + 1;
391	}
392	}
393
394	return wxNOT_FOUND;
395	}
396
397	// ============================================================================
398	// data browser based implementation
399	// ============================================================================
400
401	wxMacListBoxItem::wxMacListBoxItem()
402	:wxMacDataItem()
403	{
404	}
405
406	wxMacListBoxItem::~wxMacListBoxItem()
407	{
408	}
409
410	void wxMacListBoxItem::Notification(wxMacDataItemBrowserControl *owner ,
411	DataBrowserItemNotification message,
412	DataBrowserItemDataRef WXUNUSED(itemData) ) const
413	{
414	wxMacDataBrowserListControl *lb = wxDynamicCast(owner,wxMacDataBrowserListControl);
415
416	// we want to depend on as little as possible to make sure tear-down of controls is safe
417
418	if ( message == kDataBrowserItemRemoved)
419	{
420	if ( lb != NULL && lb->GetClientDataType() == wxClientData_Object )
421	{
422	delete (wxClientData*) (m_data);
423	}
424
425	delete this;
426	return;
427	}
428
b2680ced	429	wxListBox *list = wxDynamicCast( owner->GetWXPeer() , wxListBox );
489468fe SC	430	wxCHECK_RET( list != NULL , wxT("Listbox expected"));
	431
	432	if (message == kDataBrowserItemDoubleClicked)
	433	{
	434	wxCommandEvent event( wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, list->GetId() );
	435	event.SetEventObject( list );
	436	if ( list->HasClientObjectData() )
	437	event.SetClientObject( (wxClientData*) m_data );
	438	else if ( list->HasClientUntypedData() )
	439	event.SetClientData( m_data );
	440	event.SetString( m_label );
	441	event.SetInt( owner->GetLineFromItem( this ) );
	442	event.SetExtraLong( 1 );
	443	list->HandleWindowEvent(event);
	444	return;
	445	}
	446	}
	447
	448	IMPLEMENT_DYNAMIC_CLASS( wxMacDataBrowserListControl , wxMacDataItemBrowserControl )
	449
	450	wxMacDataBrowserListControl::wxMacDataBrowserListControl( wxWindow *peer, const wxPoint& pos, const wxSize& size, long style)
	451	: wxMacDataItemBrowserControl( peer, pos, size, style )
	452	{
	453	OSStatus err = noErr;
	454	m_clientDataItemsType = wxClientData_None;
	455	if ( style & wxLB_SORT )
	456	m_sortOrder = SortOrder_Text_Ascending;
	457
	458	DataBrowserSelectionFlags options = kDataBrowserDragSelect;
	459	if ( style & wxLB_MULTIPLE )
	460	{
	461	options \|= kDataBrowserAlwaysExtendSelection \| kDataBrowserCmdTogglesSelection;
	462	}
	463	else if ( style & wxLB_EXTENDED )
	464	{
	465	options \|= kDataBrowserCmdTogglesSelection;
	466	}
	467	else
	468	{
	469	options \|= kDataBrowserSelectOnlyOne;
	470	}
	471	err = SetSelectionFlags( options );
	472	verify_noerr( err );
	473
	474	DataBrowserListViewColumnDesc columnDesc;
	475	columnDesc.headerBtnDesc.titleOffset = 0;
	476	columnDesc.headerBtnDesc.version = kDataBrowserListViewLatestHeaderDesc;
	477
	478	columnDesc.headerBtnDesc.btnFontStyle.flags =
	479	kControlUseFontMask \| kControlUseJustMask;
	480
	481	columnDesc.headerBtnDesc.btnContentInfo.contentType = kControlNoContent;
	482	columnDesc.headerBtnDesc.btnFontStyle.just = teFlushDefault;
	483	columnDesc.headerBtnDesc.btnFontStyle.font = kControlFontViewSystemFont;
	484	columnDesc.headerBtnDesc.btnFontStyle.style = normal;
	485	columnDesc.headerBtnDesc.titleString = NULL;
	486
	487	columnDesc.headerBtnDesc.minimumWidth = 0;
	488	columnDesc.headerBtnDesc.maximumWidth = 10000;
	489
	490	columnDesc.propertyDesc.propertyID = kTextColumnId;
	491	columnDesc.propertyDesc.propertyType = kDataBrowserTextType;
	492	columnDesc.propertyDesc.propertyFlags = kDataBrowserTableViewSelectionColumn;
	493	columnDesc.propertyDesc.propertyFlags \|= kDataBrowserListViewTypeSelectColumn;
494
495	verify_noerr( AddColumn( &columnDesc, kDataBrowserListViewAppendColumn ) );
496
497	columnDesc.headerBtnDesc.minimumWidth = 0;
498	columnDesc.headerBtnDesc.maximumWidth = 0;
499	columnDesc.propertyDesc.propertyID = kNumericOrderColumnId;
500	columnDesc.propertyDesc.propertyType = kDataBrowserPropertyRelevanceRankPart;
501	columnDesc.propertyDesc.propertyFlags = kDataBrowserTableViewSelectionColumn;
502	columnDesc.propertyDesc.propertyFlags \|= kDataBrowserListViewTypeSelectColumn;
503
504	verify_noerr( AddColumn( &columnDesc, kDataBrowserListViewAppendColumn ) );
505
506	SetDataBrowserSortProperty( m_controlRef , kTextColumnId);
507	if ( m_sortOrder == SortOrder_Text_Ascending )
508	{
509	SetDataBrowserSortProperty( m_controlRef , kTextColumnId);
510	SetDataBrowserSortOrder( m_controlRef , kDataBrowserOrderIncreasing);
511	}
512	else
513	{
514	SetDataBrowserSortProperty( m_controlRef , kNumericOrderColumnId);
515	SetDataBrowserSortOrder( m_controlRef , kDataBrowserOrderIncreasing);
516	}
517
518	verify_noerr( AutoSizeColumns() );
519	verify_noerr( SetHiliteStyle(kDataBrowserTableViewFillHilite ) );
520	verify_noerr( SetHeaderButtonHeight( 0 ) );
521	err = SetHasScrollBars( (style & wxHSCROLL) != 0 , true );
522	#if 0
523	// shouldn't be necessary anymore under 10.2
524	m_peer->SetData( kControlNoPart, kControlDataBrowserIncludesFrameAndFocusTag, (Boolean)false );
525	m_peer->SetNeedsFocusRect( true );
526	#endif
527	}
528
529	wxMacDataBrowserListControl::~wxMacDataBrowserListControl()
530	{
531	}
532
533	void wxMacDataBrowserListControl::ItemNotification(
534	const wxMacDataItem* itemID,
535	DataBrowserItemNotification message,
536	DataBrowserItemDataRef itemData)
537	{
b2680ced	538	wxListBox *list = wxDynamicCast( GetWXPeer() , wxListBox );
489468fe SC	539	wxCHECK_RET( list != NULL , wxT("Listbox expected"));
	540
	541	if (list->HasMultipleSelection() && (message == kDataBrowserSelectionSetChanged) && (!list->MacGetBlockEvents()))
	542	{
	543	list->CalcAndSendEvent();
	544	return;
	545	}
	546
	547	if ((message == kDataBrowserSelectionSetChanged) && (!list->MacGetBlockEvents()))
	548	{
	549	wxCommandEvent event( wxEVT_COMMAND_LISTBOX_SELECTED, list->GetId() );
	550
	551	int sel = list->GetSelection();
b2680ced	552	if ((sel < 0) \|\| (sel > (int) list->GetCount())) // OS X can select an item below the last item (why?)
489468fe SC	553	return;
	554	event.SetEventObject( list );
	555	if ( list->HasClientObjectData() )
	556	event.SetClientObject( list->GetClientObject( sel ) );
	557	else if ( list->HasClientUntypedData() )
	558	event.SetClientData( list->GetClientData( sel ) );
	559	event.SetString( list->GetString( sel ) );
	560	event.SetInt( sel );
	561	event.SetExtraLong( 1 );
	562	list->HandleWindowEvent(event);
	563	return;
	564	}
	565
	566	// call super for item level(wxMacDataItem->Notification) callback processing
	567	wxMacDataItemBrowserControl::ItemNotification( itemID, message, itemData);
	568	}
b2680ced	569	/*
489468fe SC	570	wxWindow * wxMacDataBrowserListControl::GetPeer() const
489468fe SC	571	{
b2680ced	572	return wxDynamicCast( wxMacControl::GetWX() , wxWindow );
489468fe	573	}
b2680ced	574	*/
489468fe SC	575	wxMacDataItem* wxMacDataBrowserListControl::CreateItem()
	576	{
	577	return new wxMacListBoxItem();
	578	}
	579
	580	#if 0
	581
	582	// in case we need that one day
	583
	584	// ============================================================================
	585	// HIView owner-draw-based implementation
	586	// ============================================================================
	587
	588	static pascal void ListBoxDrawProc(
	589	ControlRef browser, DataBrowserItemID item, DataBrowserPropertyID property,
	590	DataBrowserItemState itemState, const Rect *itemRect, SInt16 depth, Boolean isColorDevice )
	591	{
	592	CFStringRef cfString;
	593	ThemeDrawingState themeState;
	594	long systemVersion;
	595
	596	GetThemeDrawingState( &themeState );
	597	cfString = CFStringCreateWithFormat( NULL, NULL, CFSTR("Row %d"), item );
	598
	599	// In this sample we handle the "selected" state; all others fall through to our "active" state
	600	if ( itemState == kDataBrowserItemIsSelected )
	601	{
	602	ThemeBrush colorBrushID;
	603
	604	// TODO: switch over to wxSystemSettingsNative::GetColour() when kThemeBrushSecondaryHighlightColor
	605	// is incorporated Panther DB starts using kThemeBrushSecondaryHighlightColor
	606	// for inactive browser highlighting
	607	if ( !IsControlActive( browser ) )
	608	colorBrushID = kThemeBrushSecondaryHighlightColor;
	609	else
	610	colorBrushID = kThemeBrushPrimaryHighlightColor;
	611
	612	// First paint the hilite rect, then the text on top
	613	SetThemePen( colorBrushID, 32, true );
	614	PaintRect( itemRect );
	615	SetThemeDrawingState( themeState, false );
	616	}
	617
	618	DrawThemeTextBox( cfString, kThemeApplicationFont, kThemeStateActive, true, itemRect, teFlushDefault, NULL );
	619	SetThemeDrawingState( themeState, true );
	620
	621	if ( cfString != NULL )
	622	CFRelease( cfString );
	623	}
	624
	625	#endif
	626
	627
	628	#endif // wxUSE_LISTBOX