src/common/datavcmn.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/common/datavcmn.cpp
// Purpose:     wxDataViewCtrl base classes and common parts
// Author:      Robert Roebling
// Created:     2006/02/20
// RCS-ID:      $Id$
// Copyright:   (c) 2006, Robert Roebling
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

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

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#if wxUSE_DATAVIEWCTRL

#include "wx/dataview.h"

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

const wxChar wxDataViewCtrlNameStr[] = wxT("dataviewCtrl");


bool operator == (const wxDataViewItem &left, const wxDataViewItem &right)
{
    return (left.GetID() == right.GetID() );
}


// ---------------------------------------------------------
// wxDataViewModel
// ---------------------------------------------------------

#include <wx/listimpl.cpp>
WX_DEFINE_LIST(wxDataViewModelNotifiers);

wxDataViewModel::wxDataViewModel()
{
    m_notifiers.DeleteContents( true );
    m_sortingColumn = 0;
    m_ascending = true;
}

bool wxDataViewModel::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
{
    bool ret = true;

    wxDataViewModelNotifiers::iterator iter;
    for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
    {
        wxDataViewModelNotifier* notifier = *iter;
        if (!notifier->ItemAdded( parent, item ))
            ret = false;
    }

    return ret;
}

bool wxDataViewModel::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
{
    bool ret = true;

    wxDataViewModelNotifiers::iterator iter;
    for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
    {
        wxDataViewModelNotifier* notifier = *iter;
        if (!notifier->ItemDeleted( parent, item ))
            ret = false;
    }

    return ret;
}

bool wxDataViewModel::ItemChanged( const wxDataViewItem &item )
{
    bool ret = true;

    wxDataViewModelNotifiers::iterator iter;
    for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
    {
        wxDataViewModelNotifier* notifier = *iter;
        if (!notifier->ItemChanged( item ))
            ret = false;
    }

    return ret;
}

bool wxDataViewModel::ValueChanged( const wxDataViewItem &item, unsigned int col )
{
    bool ret = true;

    wxDataViewModelNotifiers::iterator iter;
    for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
    {
        wxDataViewModelNotifier* notifier = *iter;
        if (!notifier->ValueChanged( item, col ))
            ret = false;
    }

    return ret;
}

bool wxDataViewModel::Cleared()
{
    bool ret = true;

    wxDataViewModelNotifiers::iterator iter;
    for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
    {
        wxDataViewModelNotifier* notifier = *iter;
        if (!notifier->Cleared())
            ret = false;
    }

    return ret;
}

void wxDataViewModel::Resort()
{
    wxDataViewModelNotifiers::iterator iter;
    for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
    {
        wxDataViewModelNotifier* notifier = *iter;
        notifier->Resort();
    }
}

void wxDataViewModel::AddNotifier( wxDataViewModelNotifier *notifier )
{
    m_notifiers.push_back( notifier );
    notifier->SetOwner( this );
}

void wxDataViewModel::RemoveNotifier( wxDataViewModelNotifier *notifier )
{
    m_notifiers.DeleteObject( notifier );
}

int wxDataViewModel::Compare( const wxDataViewItem &item1, const wxDataViewItem &item2 )
{
    // sort branches before leaves
    bool item1_is_container = IsContainer(item1);
    bool item2_is_container = IsContainer(item2);

    if (item1_is_container && !item2_is_container)
        return 1;
    if (item2_is_container && !item1_is_container)
        return -1;

    wxVariant value1,value2;
    GetValue( value1, item1, m_sortingColumn );
    GetValue( value2, item2, m_sortingColumn );

    if (!m_ascending)
    {
        wxVariant temp = value1;
        value1 = value2;
        value2 = temp;
    }

    if (value1.GetType() == wxT("string"))
    {
        wxString str1 = value1.GetString();
        wxString str2 = value2.GetString();
        int res = str1.Cmp( str2 );
        if (res) return res;
    } else
    if (value1.GetType() == wxT("long"))
    {
        long l1 = value1.GetLong();
        long l2 = value2.GetLong();
        long res = l1-l2;
        if (res) return res;
    } else
    if (value1.GetType() == wxT("double"))
    {
        double d1 = value1.GetDouble();
        double d2 = value2.GetDouble();
        if (d1 < d2) return 1;
        if (d1 > d2) return -1;
    } else
    if (value1.GetType() == wxT("datetime"))
    {
        wxDateTime dt1 = value1.GetDateTime();
        wxDateTime dt2 = value2.GetDateTime();
        if (dt1.IsEarlierThan(dt2)) return 1;
        if (dt2.IsEarlierThan(dt1)) return -11;
    }

    // items must be different
    unsigned long litem1 = (unsigned long) item1.GetID();
    unsigned long litem2 = (unsigned long) item2.GetID();

    if (!m_ascending)
        return litem2-litem1;
    return litem1-litem2;
}

// ---------------------------------------------------------
// wxDataViewIndexListModel
// ---------------------------------------------------------

wxDataViewIndexListModel::wxDataViewIndexListModel( unsigned int initial_size )
{
    // build initial index
    unsigned int i;
    for (i = 1; i < initial_size+1; i++)
        m_hash.Add( (void*) i );
    m_lastIndex = initial_size + 1;
}

wxDataViewIndexListModel::~wxDataViewIndexListModel()
{
}

void wxDataViewIndexListModel::RowPrepended()
{
    unsigned int id = m_lastIndex++;
    m_hash.Insert( (void*) id, 0 );
    wxDataViewItem item( (void*) id );
    ItemAdded( wxDataViewItem(0), item );
}

void wxDataViewIndexListModel::RowInserted( unsigned int before )
{
    unsigned int id = m_lastIndex++;
    m_hash.Insert( (void*) id, before );
    wxDataViewItem item( (void*) id );
    ItemAdded( wxDataViewItem(0), item );
}

void wxDataViewIndexListModel::RowAppended()
{
    unsigned int id = m_lastIndex++;
    m_hash.Add( (void*) id );
    wxDataViewItem item( (void*) id );
    ItemAdded( wxDataViewItem(0), item );
}

void wxDataViewIndexListModel::RowDeleted( unsigned int row )
{
    wxDataViewItem item( m_hash[row] );
    wxDataViewModel::ItemDeleted( wxDataViewItem(0), item );
    m_hash.RemoveAt( row );
}

void wxDataViewIndexListModel::RowChanged( unsigned int row )
{
    wxDataViewModel::ItemChanged( GetItem(row) );
}

void wxDataViewIndexListModel::RowValueChanged( unsigned int row, unsigned int col )
{
    wxDataViewModel::ValueChanged( GetItem(row), col );
}

unsigned int wxDataViewIndexListModel::GetRow( const wxDataViewItem &item ) const
{
    // assert for not found
    return (unsigned int) m_hash.Index( item.GetID() );
}

wxDataViewItem wxDataViewIndexListModel::GetItem( unsigned int row ) const
{
    return wxDataViewItem( m_hash[row] );
}

int wxDataViewIndexListModel::Compare( const wxDataViewItem &item1, const wxDataViewItem &item2 )
{
    return GetRow(item1) - GetRow(item2);
}

void wxDataViewIndexListModel::GetValue( wxVariant &variant,
                           const wxDataViewItem &item, unsigned int col ) const
{
    GetValue( variant, GetRow(item), col );
}

bool wxDataViewIndexListModel::SetValue( const wxVariant &variant,
                           const wxDataViewItem &item, unsigned int col )
{
    return SetValue( variant, GetRow(item), col );
}

wxDataViewItem wxDataViewIndexListModel::GetParent( const wxDataViewItem & WXUNUSED(item) ) const
{
    return wxDataViewItem(0);
}

bool wxDataViewIndexListModel::IsContainer( const wxDataViewItem &item ) const
{
    // only the invisible root item has children
    if (!item.IsOk())
        return true;

    return false;
}

wxDataViewItem wxDataViewIndexListModel::GetFirstChild( const wxDataViewItem &parent ) const
{
    if (!parent.IsOk())
    {
        if (m_hash.GetCount() == 0)
            return wxDataViewItem(0);

        return wxDataViewItem( m_hash[0]);
    }

    return wxDataViewItem(0);
}

wxDataViewItem wxDataViewIndexListModel::GetNextSibling( const wxDataViewItem &item ) const
{
    if (!item.IsOk())
        return wxDataViewItem(0);

    int pos = m_hash.Index( item.GetID() );
    if ((pos == wxNOT_FOUND) || (pos == (int) (m_hash.GetCount()-1)))
        return wxDataViewItem(0);

    return wxDataViewItem( m_hash[pos+1] );
}

// ---------------------------------------------------------
// wxDataViewRendererBase
// ---------------------------------------------------------

IMPLEMENT_ABSTRACT_CLASS(wxDataViewRendererBase, wxObject)

wxDataViewRendererBase::wxDataViewRendererBase( const wxString &varianttype,
                                                wxDataViewCellMode WXUNUSED(mode),
                                                int WXUNUSED(align) )
{
    m_variantType = varianttype;
    m_editorCtrl = NULL;
}

const wxDataViewCtrl* wxDataViewRendererBase::GetView() const
{
    return wx_const_cast(wxDataViewRendererBase*, this)->GetOwner()->GetOwner();
}

bool wxDataViewRendererBase::StartEditing( const wxDataViewItem &item, wxRect labelRect )
{
    m_item = item; // remember for later

    unsigned int col = GetOwner()->GetModelColumn();
    wxVariant value;
    GetOwner()->GetOwner()->GetModel()->GetValue( value, item, col );

    m_editorCtrl = CreateEditorCtrl( GetOwner()->GetOwner()->GetMainWindow(), labelRect, value );

    wxDataViewEditorCtrlEvtHandler *handler =
        new wxDataViewEditorCtrlEvtHandler( m_editorCtrl, (wxDataViewRenderer*) this );

    m_editorCtrl->PushEventHandler( handler );

#if defined(__WXGTK20__) && !defined(wxUSE_GENERICDATAVIEWCTRL)
    handler->SetFocusOnIdle();
#else
    m_editorCtrl->SetFocus();
#endif

    return true;
}

void wxDataViewRendererBase::CancelEditing()
{
    wxPendingDelete.Append( m_editorCtrl );

    GetOwner()->GetOwner()->GetMainWindow()->SetFocus();

    // m_editorCtrl->PopEventHandler( true );
}

bool wxDataViewRendererBase::FinishEditing()
{
    wxVariant value;
    GetValueFromEditorCtrl( m_editorCtrl, value );

    wxPendingDelete.Append( m_editorCtrl );

    GetOwner()->GetOwner()->GetMainWindow()->SetFocus();

    if (!Validate(value))
        return false;

    unsigned int col = GetOwner()->GetModelColumn();
    GetOwner()->GetOwner()->GetModel()->SetValue( value, m_item, col );
    GetOwner()->GetOwner()->GetModel()->ValueChanged( m_item, col );

    // m_editorCtrl->PopEventHandler( true );

    return true;
}

//-----------------------------------------------------------------------------
// wxDataViewEditorCtrlEvtHandler
//-----------------------------------------------------------------------------

BEGIN_EVENT_TABLE(wxDataViewEditorCtrlEvtHandler, wxEvtHandler)
    EVT_CHAR           (wxDataViewEditorCtrlEvtHandler::OnChar)
    EVT_KILL_FOCUS     (wxDataViewEditorCtrlEvtHandler::OnKillFocus)
    EVT_IDLE           (wxDataViewEditorCtrlEvtHandler::OnIdle)
END_EVENT_TABLE()

wxDataViewEditorCtrlEvtHandler::wxDataViewEditorCtrlEvtHandler(
                                wxControl *editorCtrl,
                                wxDataViewRenderer *owner )
{
    m_owner = owner;
    m_editorCtrl = editorCtrl;

    m_finished = false;
}

void wxDataViewEditorCtrlEvtHandler::OnIdle( wxIdleEvent &event )
{
    if (m_focusOnIdle)
    {
        m_focusOnIdle = false;
        if (wxWindow::FindFocus() != m_editorCtrl)
            m_editorCtrl->SetFocus();
    }

    event.Skip();
}

void wxDataViewEditorCtrlEvtHandler::OnChar( wxKeyEvent &event )
{
    switch ( event.m_keyCode )
    {
        case WXK_RETURN:
            m_finished = true;
            m_owner->FinishEditing();
            break;

        case WXK_ESCAPE:
            m_finished = true;
            m_owner->CancelEditing();
            break;

        default:
            event.Skip();
    }
}

void wxDataViewEditorCtrlEvtHandler::OnKillFocus( wxFocusEvent &event )
{
    if (!m_finished)
    {
        m_finished = true;
        m_owner->FinishEditing();
    }

    event.Skip();
}

// ---------------------------------------------------------
// wxDataViewColumnBase
// ---------------------------------------------------------

IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumnBase, wxObject)

wxDataViewColumnBase::wxDataViewColumnBase(const wxString& WXUNUSED(title),
                                           wxDataViewRenderer *renderer,
                                           unsigned int model_column,
                                           int WXUNUSED(width),
                                           wxAlignment WXUNUSED(align),
                                           int WXUNUSED(flags))
{
    m_renderer = renderer;
    m_model_column = model_column;
    m_owner = NULL;
    m_renderer->SetOwner( (wxDataViewColumn*) this );

    // NOTE: the wxDataViewColumn's ctor must store the width, align, flags
    //       parameters inside the native control!
}

wxDataViewColumnBase::wxDataViewColumnBase(const wxBitmap& bitmap,
                                           wxDataViewRenderer *renderer,
                                           unsigned int model_column,
                                           int WXUNUSED(width),
                                           wxAlignment WXUNUSED(align),
                                           int WXUNUSED(flags) )
{
    m_renderer = renderer;
    m_model_column = model_column;
    m_bitmap = bitmap;
    m_owner = NULL;
    m_renderer->SetOwner( (wxDataViewColumn*) this );
}

wxDataViewColumnBase::~wxDataViewColumnBase()
{
    if (m_renderer)
        delete m_renderer;
}

int wxDataViewColumnBase::GetFlags() const
{
    int ret = 0;

    if (IsSortable())
        ret |= wxDATAVIEW_COL_SORTABLE;
    if (IsResizeable())
        ret |= wxDATAVIEW_COL_RESIZABLE;
    if (IsHidden())
        ret |= wxDATAVIEW_COL_HIDDEN;

    return ret;
}

void wxDataViewColumnBase::SetFlags(int flags)
{
    SetSortable((flags & wxDATAVIEW_COL_SORTABLE) != 0);
    SetResizeable((flags & wxDATAVIEW_COL_RESIZABLE) != 0);
    SetHidden((flags & wxDATAVIEW_COL_HIDDEN) != 0);
}

// ---------------------------------------------------------
// wxDataViewCtrlBase
// ---------------------------------------------------------

IMPLEMENT_ABSTRACT_CLASS(wxDataViewCtrlBase, wxControl)

wxDataViewCtrlBase::wxDataViewCtrlBase()
{
    m_model = NULL;
    m_cols.DeleteContents( true );
    m_expander_column = 0;
    m_indent = 8;
}

wxDataViewCtrlBase::~wxDataViewCtrlBase()
{
    // IMPORTANT: before calling DecRef() on our model (since it may
    //            result in a free() call), erase all columns (since
    //            they hold a pointer to our model)
    m_cols.Clear();

    if (m_model)
    {
        m_model->DecRef();
        m_model = NULL;
    }
}

bool wxDataViewCtrlBase::AssociateModel( wxDataViewModel *model )
{
    if (m_model)
    {
        m_model->DecRef();   // discard old model, if any
    }

    // add our own reference to the new model:
    m_model = model;
    if (m_model)
    {
        m_model->IncRef();
    }

    return true;
}

wxDataViewModel* wxDataViewCtrlBase::GetModel()
{
    return m_model;
}

bool wxDataViewCtrlBase::AppendTextColumn( const wxString &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewTextRenderer( wxT("string"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendToggleColumn( const wxString &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewToggleRenderer( wxT("bool"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendProgressColumn( const wxString &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewProgressRenderer( wxEmptyString, wxT("long"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendDateColumn( const wxString &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewDateRenderer( wxT("datetime"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendBitmapColumn( const wxString &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewBitmapRenderer( wxT("wxBitmap"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendTextColumn( const wxBitmap &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewTextRenderer( wxT("string"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendToggleColumn( const wxBitmap &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewToggleRenderer( wxT("bool"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendProgressColumn( const wxBitmap &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewProgressRenderer( wxEmptyString, wxT("long"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendDateColumn( const wxBitmap &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewDateRenderer( wxT("datetime"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendBitmapColumn( const wxBitmap &label, unsigned int model_column,
                            wxDataViewCellMode mode, int width, wxAlignment align, int flags )
{
    return AppendColumn( new wxDataViewColumn( label,
        new wxDataViewBitmapRenderer( wxT("wxBitmap"), mode, (int)align ),
        model_column, width, align, flags ) );
}

bool wxDataViewCtrlBase::AppendColumn( wxDataViewColumn *col )
{
    m_cols.Append( (wxObject*) col );
    col->SetOwner( (wxDataViewCtrl*) this );
    return true;
}

unsigned int wxDataViewCtrlBase::GetColumnCount() const
{
    return m_cols.GetCount();
}

bool wxDataViewCtrlBase::DeleteColumn( unsigned int WXUNUSED(pos) )
{
    return false;
}

bool wxDataViewCtrlBase::ClearColumns()
{
    return false;
}

wxDataViewColumn* wxDataViewCtrlBase::GetColumn( unsigned int pos )
{
    return (wxDataViewColumn*) m_cols[ pos ];
}

// ---------------------------------------------------------
// wxDataViewEvent
// ---------------------------------------------------------

IMPLEMENT_DYNAMIC_CLASS(wxDataViewEvent,wxNotifyEvent)

DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_ITEM_SELECTED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED)

DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_ADDED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_DELETED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_CHANGED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_VALUE_CHANGED)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_CLEARED)

#endif
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/common/datavcmn.cpp
	3	// Purpose: wxDataViewCtrl base classes and common parts
	4	// Author: Robert Roebling
	5	// Created: 2006/02/20
	6	// RCS-ID: $Id$
	7	// Copyright: (c) 2006, Robert Roebling
	8	// Licence: wxWindows licence
	9	/////////////////////////////////////////////////////////////////////////////
	10
	11	// For compilers that support precompilation, includes "wx.h".
	12	#include "wx/wxprec.h"
	13
	14	#ifdef __BORLANDC__
	15	#pragma hdrstop
	16	#endif
	17
	18	#if wxUSE_DATAVIEWCTRL
	19
	20	#include "wx/dataview.h"
	21
	22	#ifndef WX_PRECOMP
	23	#include "wx/log.h"
	24	#endif
	25
	26	const wxChar wxDataViewCtrlNameStr[] = wxT("dataviewCtrl");
	27
	28
	29	bool operator == (const wxDataViewItem &left, const wxDataViewItem &right)
	30	{
	31	return (left.GetID() == right.GetID() );
	32	}
	33
	34
	35	// ---------------------------------------------------------
	36	// wxDataViewModel
	37	// ---------------------------------------------------------
	38
	39	#include <wx/listimpl.cpp>
	40	WX_DEFINE_LIST(wxDataViewModelNotifiers);
	41
	42	wxDataViewModel::wxDataViewModel()
	43	{
	44	m_notifiers.DeleteContents( true );
	45	m_sortingColumn = 0;
	46	m_ascending = true;
	47	}
	48
	49	bool wxDataViewModel::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
	50	{
	51	bool ret = true;
	52
	53	wxDataViewModelNotifiers::iterator iter;
	54	for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
	55	{
	56	wxDataViewModelNotifier* notifier = *iter;
	57	if (!notifier->ItemAdded( parent, item ))
	58	ret = false;
	59	}
	60
	61	return ret;
	62	}
	63
	64	bool wxDataViewModel::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
	65	{
	66	bool ret = true;
	67
	68	wxDataViewModelNotifiers::iterator iter;
	69	for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
	70	{
	71	wxDataViewModelNotifier* notifier = *iter;
	72	if (!notifier->ItemDeleted( parent, item ))
	73	ret = false;
	74	}
	75
	76	return ret;
	77	}
	78
	79	bool wxDataViewModel::ItemChanged( const wxDataViewItem &item )
	80	{
	81	bool ret = true;
	82
	83	wxDataViewModelNotifiers::iterator iter;
	84	for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
	85	{
	86	wxDataViewModelNotifier* notifier = *iter;
	87	if (!notifier->ItemChanged( item ))
	88	ret = false;
	89	}
	90
	91	return ret;
	92	}
	93
	94	bool wxDataViewModel::ValueChanged( const wxDataViewItem &item, unsigned int col )
	95	{
	96	bool ret = true;
	97
	98	wxDataViewModelNotifiers::iterator iter;
	99	for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
	100	{
	101	wxDataViewModelNotifier* notifier = *iter;
	102	if (!notifier->ValueChanged( item, col ))
	103	ret = false;
	104	}
	105
	106	return ret;
	107	}
	108
	109	bool wxDataViewModel::Cleared()
	110	{
	111	bool ret = true;
	112
	113	wxDataViewModelNotifiers::iterator iter;
	114	for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
	115	{
	116	wxDataViewModelNotifier* notifier = *iter;
	117	if (!notifier->Cleared())
	118	ret = false;
	119	}
	120
	121	return ret;
	122	}
	123
	124	void wxDataViewModel::Resort()
	125	{
	126	wxDataViewModelNotifiers::iterator iter;
	127	for (iter = m_notifiers.begin(); iter != m_notifiers.end(); ++iter)
	128	{
	129	wxDataViewModelNotifier* notifier = *iter;
	130	notifier->Resort();
	131	}
	132	}
	133
	134	void wxDataViewModel::AddNotifier( wxDataViewModelNotifier *notifier )
	135	{
	136	m_notifiers.push_back( notifier );
	137	notifier->SetOwner( this );
	138	}
	139
	140	void wxDataViewModel::RemoveNotifier( wxDataViewModelNotifier *notifier )
	141	{
	142	m_notifiers.DeleteObject( notifier );
	143	}
	144
	145	int wxDataViewModel::Compare( const wxDataViewItem &item1, const wxDataViewItem &item2 )
	146	{
	147	// sort branches before leaves
	148	bool item1_is_container = IsContainer(item1);
	149	bool item2_is_container = IsContainer(item2);
	150
	151	if (item1_is_container && !item2_is_container)
	152	return 1;
	153	if (item2_is_container && !item1_is_container)
	154	return -1;
	155
	156	wxVariant value1,value2;
	157	GetValue( value1, item1, m_sortingColumn );
	158	GetValue( value2, item2, m_sortingColumn );
	159
	160	if (!m_ascending)
	161	{
	162	wxVariant temp = value1;
	163	value1 = value2;
	164	value2 = temp;
	165	}
	166
	167	if (value1.GetType() == wxT("string"))
	168	{
	169	wxString str1 = value1.GetString();
	170	wxString str2 = value2.GetString();
	171	int res = str1.Cmp( str2 );
	172	if (res) return res;
	173	} else
	174	if (value1.GetType() == wxT("long"))
	175	{
	176	long l1 = value1.GetLong();
	177	long l2 = value2.GetLong();
	178	long res = l1-l2;
	179	if (res) return res;
	180	} else
	181	if (value1.GetType() == wxT("double"))
	182	{
	183	double d1 = value1.GetDouble();
	184	double d2 = value2.GetDouble();
	185	if (d1 < d2) return 1;
	186	if (d1 > d2) return -1;
	187	} else
	188	if (value1.GetType() == wxT("datetime"))
	189	{
	190	wxDateTime dt1 = value1.GetDateTime();
	191	wxDateTime dt2 = value2.GetDateTime();
	192	if (dt1.IsEarlierThan(dt2)) return 1;
	193	if (dt2.IsEarlierThan(dt1)) return -11;
	194	}
	195
	196	// items must be different
	197	unsigned long litem1 = (unsigned long) item1.GetID();
	198	unsigned long litem2 = (unsigned long) item2.GetID();
	199
	200	if (!m_ascending)
	201	return litem2-litem1;
	202	return litem1-litem2;
	203	}
	204
	205	// ---------------------------------------------------------
	206	// wxDataViewIndexListModel
	207	// ---------------------------------------------------------
	208
	209	wxDataViewIndexListModel::wxDataViewIndexListModel( unsigned int initial_size )
	210	{
	211	// build initial index
	212	unsigned int i;
	213	for (i = 1; i < initial_size+1; i++)
	214	m_hash.Add( (void*) i );
	215	m_lastIndex = initial_size + 1;
	216	}
	217
	218	wxDataViewIndexListModel::~wxDataViewIndexListModel()
	219	{
	220	}
	221
	222	void wxDataViewIndexListModel::RowPrepended()
	223	{
	224	unsigned int id = m_lastIndex++;
	225	m_hash.Insert( (void*) id, 0 );
	226	wxDataViewItem item( (void*) id );
	227	ItemAdded( wxDataViewItem(0), item );
	228	}
	229
	230	void wxDataViewIndexListModel::RowInserted( unsigned int before )
	231	{
	232	unsigned int id = m_lastIndex++;
	233	m_hash.Insert( (void*) id, before );
	234	wxDataViewItem item( (void*) id );
	235	ItemAdded( wxDataViewItem(0), item );
	236	}
	237
	238	void wxDataViewIndexListModel::RowAppended()
	239	{
	240	unsigned int id = m_lastIndex++;
	241	m_hash.Add( (void*) id );
	242	wxDataViewItem item( (void*) id );
	243	ItemAdded( wxDataViewItem(0), item );
	244	}
	245
	246	void wxDataViewIndexListModel::RowDeleted( unsigned int row )
	247	{
	248	wxDataViewItem item( m_hash[row] );
	249	wxDataViewModel::ItemDeleted( wxDataViewItem(0), item );
	250	m_hash.RemoveAt( row );
	251	}
	252
	253	void wxDataViewIndexListModel::RowChanged( unsigned int row )
	254	{
	255	wxDataViewModel::ItemChanged( GetItem(row) );
	256	}
	257
	258	void wxDataViewIndexListModel::RowValueChanged( unsigned int row, unsigned int col )
	259	{
	260	wxDataViewModel::ValueChanged( GetItem(row), col );
	261	}
	262
	263	unsigned int wxDataViewIndexListModel::GetRow( const wxDataViewItem &item ) const
	264	{
	265	// assert for not found
	266	return (unsigned int) m_hash.Index( item.GetID() );
	267	}
	268
	269	wxDataViewItem wxDataViewIndexListModel::GetItem( unsigned int row ) const
	270	{
	271	return wxDataViewItem( m_hash[row] );
	272	}
	273
	274	int wxDataViewIndexListModel::Compare( const wxDataViewItem &item1, const wxDataViewItem &item2 )
	275	{
	276	return GetRow(item1) - GetRow(item2);
	277	}
	278
	279	void wxDataViewIndexListModel::GetValue( wxVariant &variant,
	280	const wxDataViewItem &item, unsigned int col ) const
	281	{
	282	GetValue( variant, GetRow(item), col );
	283	}
	284
	285	bool wxDataViewIndexListModel::SetValue( const wxVariant &variant,
	286	const wxDataViewItem &item, unsigned int col )
	287	{
	288	return SetValue( variant, GetRow(item), col );
	289	}
	290
	291	wxDataViewItem wxDataViewIndexListModel::GetParent( const wxDataViewItem & WXUNUSED(item) ) const
	292	{
	293	return wxDataViewItem(0);
	294	}
	295
	296	bool wxDataViewIndexListModel::IsContainer( const wxDataViewItem &item ) const
	297	{
	298	// only the invisible root item has children
	299	if (!item.IsOk())
	300	return true;
	301
	302	return false;
	303	}
	304
	305	wxDataViewItem wxDataViewIndexListModel::GetFirstChild( const wxDataViewItem &parent ) const
	306	{
	307	if (!parent.IsOk())
	308	{
	309	if (m_hash.GetCount() == 0)
	310	return wxDataViewItem(0);
	311
	312	return wxDataViewItem( m_hash[0]);
	313	}
	314
	315	return wxDataViewItem(0);
	316	}
	317
	318	wxDataViewItem wxDataViewIndexListModel::GetNextSibling( const wxDataViewItem &item ) const
	319	{
	320	if (!item.IsOk())
	321	return wxDataViewItem(0);
	322
	323	int pos = m_hash.Index( item.GetID() );
	324	if ((pos == wxNOT_FOUND) \|\| (pos == (int) (m_hash.GetCount()-1)))
	325	return wxDataViewItem(0);
	326
	327	return wxDataViewItem( m_hash[pos+1] );
	328	}
	329
	330	// ---------------------------------------------------------
	331	// wxDataViewRendererBase
	332	// ---------------------------------------------------------
	333
	334	IMPLEMENT_ABSTRACT_CLASS(wxDataViewRendererBase, wxObject)
	335
	336	wxDataViewRendererBase::wxDataViewRendererBase( const wxString &varianttype,
	337	wxDataViewCellMode WXUNUSED(mode),
	338	int WXUNUSED(align) )
	339	{
	340	m_variantType = varianttype;
	341	m_editorCtrl = NULL;
	342	}
	343
	344	const wxDataViewCtrl* wxDataViewRendererBase::GetView() const
	345	{
	346	return wx_const_cast(wxDataViewRendererBase*, this)->GetOwner()->GetOwner();
	347	}
	348
	349	bool wxDataViewRendererBase::StartEditing( const wxDataViewItem &item, wxRect labelRect )
	350	{
	351	m_item = item; // remember for later
	352
	353	unsigned int col = GetOwner()->GetModelColumn();
	354	wxVariant value;
	355	GetOwner()->GetOwner()->GetModel()->GetValue( value, item, col );
	356
	357	m_editorCtrl = CreateEditorCtrl( GetOwner()->GetOwner()->GetMainWindow(), labelRect, value );
	358
	359	wxDataViewEditorCtrlEvtHandler *handler =
	360	new wxDataViewEditorCtrlEvtHandler( m_editorCtrl, (wxDataViewRenderer*) this );
	361
	362	m_editorCtrl->PushEventHandler( handler );
	363
	364	#if defined(__WXGTK20__) && !defined(wxUSE_GENERICDATAVIEWCTRL)
	365	handler->SetFocusOnIdle();
	366	#else
	367	m_editorCtrl->SetFocus();
	368	#endif
	369
	370	return true;
	371	}
	372
	373	void wxDataViewRendererBase::CancelEditing()
	374	{
	375	wxPendingDelete.Append( m_editorCtrl );
	376
	377	GetOwner()->GetOwner()->GetMainWindow()->SetFocus();
	378
	379	// m_editorCtrl->PopEventHandler( true );
	380	}
	381
	382	bool wxDataViewRendererBase::FinishEditing()
	383	{
	384	wxVariant value;
	385	GetValueFromEditorCtrl( m_editorCtrl, value );
	386
	387	wxPendingDelete.Append( m_editorCtrl );
	388
	389	GetOwner()->GetOwner()->GetMainWindow()->SetFocus();
	390
	391	if (!Validate(value))
	392	return false;
	393
	394	unsigned int col = GetOwner()->GetModelColumn();
	395	GetOwner()->GetOwner()->GetModel()->SetValue( value, m_item, col );
	396	GetOwner()->GetOwner()->GetModel()->ValueChanged( m_item, col );
	397
	398	// m_editorCtrl->PopEventHandler( true );
	399
	400	return true;
	401	}
	402
	403	//-----------------------------------------------------------------------------
	404	// wxDataViewEditorCtrlEvtHandler
	405	//-----------------------------------------------------------------------------
	406
	407	BEGIN_EVENT_TABLE(wxDataViewEditorCtrlEvtHandler, wxEvtHandler)
	408	EVT_CHAR (wxDataViewEditorCtrlEvtHandler::OnChar)
	409	EVT_KILL_FOCUS (wxDataViewEditorCtrlEvtHandler::OnKillFocus)
	410	EVT_IDLE (wxDataViewEditorCtrlEvtHandler::OnIdle)
	411	END_EVENT_TABLE()
	412
	413	wxDataViewEditorCtrlEvtHandler::wxDataViewEditorCtrlEvtHandler(
	414	wxControl *editorCtrl,
	415	wxDataViewRenderer *owner )
	416	{
	417	m_owner = owner;
	418	m_editorCtrl = editorCtrl;
	419
	420	m_finished = false;
	421	}
	422
	423	void wxDataViewEditorCtrlEvtHandler::OnIdle( wxIdleEvent &event )
	424	{
	425	if (m_focusOnIdle)
	426	{
	427	m_focusOnIdle = false;
	428	if (wxWindow::FindFocus() != m_editorCtrl)
	429	m_editorCtrl->SetFocus();
	430	}
	431
	432	event.Skip();
	433	}
	434
	435	void wxDataViewEditorCtrlEvtHandler::OnChar( wxKeyEvent &event )
	436	{
	437	switch ( event.m_keyCode )
	438	{
	439	case WXK_RETURN:
	440	m_finished = true;
	441	m_owner->FinishEditing();
	442	break;
	443
	444	case WXK_ESCAPE:
	445	m_finished = true;
	446	m_owner->CancelEditing();
	447	break;
	448
	449	default:
	450	event.Skip();
	451	}
	452	}
	453
	454	void wxDataViewEditorCtrlEvtHandler::OnKillFocus( wxFocusEvent &event )
	455	{
	456	if (!m_finished)
	457	{
	458	m_finished = true;
	459	m_owner->FinishEditing();
	460	}
	461
	462	event.Skip();
	463	}
	464
	465	// ---------------------------------------------------------
	466	// wxDataViewColumnBase
	467	// ---------------------------------------------------------
	468
	469	IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumnBase, wxObject)
	470
	471	wxDataViewColumnBase::wxDataViewColumnBase(const wxString& WXUNUSED(title),
	472	wxDataViewRenderer *renderer,
	473	unsigned int model_column,
	474	int WXUNUSED(width),
	475	wxAlignment WXUNUSED(align),
	476	int WXUNUSED(flags))
	477	{
	478	m_renderer = renderer;
	479	m_model_column = model_column;
	480	m_owner = NULL;
	481	m_renderer->SetOwner( (wxDataViewColumn*) this );
	482
	483	// NOTE: the wxDataViewColumn's ctor must store the width, align, flags
	484	// parameters inside the native control!
	485	}
	486
	487	wxDataViewColumnBase::wxDataViewColumnBase(const wxBitmap& bitmap,
	488	wxDataViewRenderer *renderer,
	489	unsigned int model_column,
	490	int WXUNUSED(width),
	491	wxAlignment WXUNUSED(align),
	492	int WXUNUSED(flags) )
	493	{
	494	m_renderer = renderer;
	495	m_model_column = model_column;
	496	m_bitmap = bitmap;
	497	m_owner = NULL;
	498	m_renderer->SetOwner( (wxDataViewColumn*) this );
	499	}
	500
	501	wxDataViewColumnBase::~wxDataViewColumnBase()
	502	{
	503	if (m_renderer)
	504	delete m_renderer;
	505	}
	506
	507	int wxDataViewColumnBase::GetFlags() const
	508	{
	509	int ret = 0;
	510
	511	if (IsSortable())
	512	ret \|= wxDATAVIEW_COL_SORTABLE;
	513	if (IsResizeable())
	514	ret \|= wxDATAVIEW_COL_RESIZABLE;
	515	if (IsHidden())
	516	ret \|= wxDATAVIEW_COL_HIDDEN;
	517
	518	return ret;
	519	}
	520
	521	void wxDataViewColumnBase::SetFlags(int flags)
	522	{
	523	SetSortable((flags & wxDATAVIEW_COL_SORTABLE) != 0);
	524	SetResizeable((flags & wxDATAVIEW_COL_RESIZABLE) != 0);
	525	SetHidden((flags & wxDATAVIEW_COL_HIDDEN) != 0);
	526	}
	527
	528	// ---------------------------------------------------------
	529	// wxDataViewCtrlBase
	530	// ---------------------------------------------------------
	531
	532	IMPLEMENT_ABSTRACT_CLASS(wxDataViewCtrlBase, wxControl)
	533
	534	wxDataViewCtrlBase::wxDataViewCtrlBase()
	535	{
	536	m_model = NULL;
	537	m_cols.DeleteContents( true );
	538	m_expander_column = 0;
	539	m_indent = 8;
	540	}
	541
	542	wxDataViewCtrlBase::~wxDataViewCtrlBase()
	543	{
	544	// IMPORTANT: before calling DecRef() on our model (since it may
	545	// result in a free() call), erase all columns (since
	546	// they hold a pointer to our model)
	547	m_cols.Clear();
	548
	549	if (m_model)
	550	{
	551	m_model->DecRef();
	552	m_model = NULL;
	553	}
	554	}
	555
	556	bool wxDataViewCtrlBase::AssociateModel( wxDataViewModel *model )
	557	{
	558	if (m_model)
	559	{
	560	m_model->DecRef(); // discard old model, if any
	561	}
	562
	563	// add our own reference to the new model:
	564	m_model = model;
	565	if (m_model)
	566	{
	567	m_model->IncRef();
	568	}
	569
	570	return true;
	571	}
	572
	573	wxDataViewModel* wxDataViewCtrlBase::GetModel()
	574	{
	575	return m_model;
	576	}
	577
	578	bool wxDataViewCtrlBase::AppendTextColumn( const wxString &label, unsigned int model_column,
	579	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	580	{
	581	return AppendColumn( new wxDataViewColumn( label,
	582	new wxDataViewTextRenderer( wxT("string"), mode, (int)align ),
	583	model_column, width, align, flags ) );
	584	}
	585
	586	bool wxDataViewCtrlBase::AppendToggleColumn( const wxString &label, unsigned int model_column,
	587	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	588	{
	589	return AppendColumn( new wxDataViewColumn( label,
	590	new wxDataViewToggleRenderer( wxT("bool"), mode, (int)align ),
	591	model_column, width, align, flags ) );
	592	}
	593
	594	bool wxDataViewCtrlBase::AppendProgressColumn( const wxString &label, unsigned int model_column,
	595	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	596	{
	597	return AppendColumn( new wxDataViewColumn( label,
	598	new wxDataViewProgressRenderer( wxEmptyString, wxT("long"), mode, (int)align ),
	599	model_column, width, align, flags ) );
	600	}
	601
	602	bool wxDataViewCtrlBase::AppendDateColumn( const wxString &label, unsigned int model_column,
	603	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	604	{
	605	return AppendColumn( new wxDataViewColumn( label,
	606	new wxDataViewDateRenderer( wxT("datetime"), mode, (int)align ),
	607	model_column, width, align, flags ) );
	608	}
	609
	610	bool wxDataViewCtrlBase::AppendBitmapColumn( const wxString &label, unsigned int model_column,
	611	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	612	{
	613	return AppendColumn( new wxDataViewColumn( label,
	614	new wxDataViewBitmapRenderer( wxT("wxBitmap"), mode, (int)align ),
	615	model_column, width, align, flags ) );
	616	}
	617
	618	bool wxDataViewCtrlBase::AppendTextColumn( const wxBitmap &label, unsigned int model_column,
	619	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	620	{
	621	return AppendColumn( new wxDataViewColumn( label,
	622	new wxDataViewTextRenderer( wxT("string"), mode, (int)align ),
	623	model_column, width, align, flags ) );
	624	}
	625
	626	bool wxDataViewCtrlBase::AppendToggleColumn( const wxBitmap &label, unsigned int model_column,
	627	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	628	{
	629	return AppendColumn( new wxDataViewColumn( label,
	630	new wxDataViewToggleRenderer( wxT("bool"), mode, (int)align ),
	631	model_column, width, align, flags ) );
	632	}
	633
	634	bool wxDataViewCtrlBase::AppendProgressColumn( const wxBitmap &label, unsigned int model_column,
	635	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	636	{
	637	return AppendColumn( new wxDataViewColumn( label,
	638	new wxDataViewProgressRenderer( wxEmptyString, wxT("long"), mode, (int)align ),
	639	model_column, width, align, flags ) );
	640	}
	641
	642	bool wxDataViewCtrlBase::AppendDateColumn( const wxBitmap &label, unsigned int model_column,
	643	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	644	{
	645	return AppendColumn( new wxDataViewColumn( label,
	646	new wxDataViewDateRenderer( wxT("datetime"), mode, (int)align ),
	647	model_column, width, align, flags ) );
	648	}
	649
	650	bool wxDataViewCtrlBase::AppendBitmapColumn( const wxBitmap &label, unsigned int model_column,
	651	wxDataViewCellMode mode, int width, wxAlignment align, int flags )
	652	{
	653	return AppendColumn( new wxDataViewColumn( label,
	654	new wxDataViewBitmapRenderer( wxT("wxBitmap"), mode, (int)align ),
	655	model_column, width, align, flags ) );
	656	}
	657
	658	bool wxDataViewCtrlBase::AppendColumn( wxDataViewColumn *col )
	659	{
	660	m_cols.Append( (wxObject*) col );
	661	col->SetOwner( (wxDataViewCtrl*) this );
	662	return true;
	663	}
	664
	665	unsigned int wxDataViewCtrlBase::GetColumnCount() const
	666	{
	667	return m_cols.GetCount();
	668	}
	669
	670	bool wxDataViewCtrlBase::DeleteColumn( unsigned int WXUNUSED(pos) )
	671	{
	672	return false;
	673	}
	674
	675	bool wxDataViewCtrlBase::ClearColumns()
	676	{
	677	return false;
	678	}
	679
	680	wxDataViewColumn* wxDataViewCtrlBase::GetColumn( unsigned int pos )
	681	{
	682	return (wxDataViewColumn*) m_cols[ pos ];
	683	}
	684
	685	// ---------------------------------------------------------
	686	// wxDataViewEvent
	687	// ---------------------------------------------------------
	688
	689	IMPLEMENT_DYNAMIC_CLASS(wxDataViewEvent,wxNotifyEvent)
	690
	691	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_ITEM_SELECTED)
	692	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED)
	693	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK)
	694	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK)
	695	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED)
	696
	697	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_ADDED)
	698	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_DELETED)
	699	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_CHANGED)
	700	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_VALUE_CHANGED)
	701	DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_MODEL_CLEARED)
	702
	703	#endif