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[wxWidgets.git] / samples / grid / griddemo.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        griddemo.cpp
// Purpose:     Grid control wxWidgets sample
// Author:      Michael Bedward
// Modified by:
// RCS-ID:      $Id$
// Copyright:   (c) Michael Bedward, Julian Smart, Vadim Zeitlin
// Licence:     wxWindows license
/////////////////////////////////////////////////////////////////////////////

// ============================================================================
// declarations
// ============================================================================

// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------

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

#ifdef __BORLANDC__
#pragma hdrstop
#endif

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

#include "wx/colordlg.h"
#include "wx/fontdlg.h"
#include "wx/numdlg.h"

#include "wx/grid.h"
#include "wx/generic/gridctrl.h"

#include "griddemo.h"

// ----------------------------------------------------------------------------
// wxWin macros
// ----------------------------------------------------------------------------

IMPLEMENT_APP( GridApp )

// ============================================================================
// implementation
// ============================================================================

// ----------------------------------------------------------------------------
// GridApp
// ----------------------------------------------------------------------------

bool GridApp::OnInit()
{
    GridFrame *frame = new GridFrame;
    frame->Show(true);

    return true;
}

// ----------------------------------------------------------------------------
// GridFrame
// ----------------------------------------------------------------------------

BEGIN_EVENT_TABLE( GridFrame, wxFrame )
    EVT_MENU( ID_TOGGLEROWLABELS,  GridFrame::ToggleRowLabels )
    EVT_MENU( ID_TOGGLECOLLABELS,  GridFrame::ToggleColLabels )
    EVT_MENU( ID_TOGGLEEDIT, GridFrame::ToggleEditing )
    EVT_MENU( ID_TOGGLEROWSIZING, GridFrame::ToggleRowSizing )
    EVT_MENU( ID_TOGGLECOLSIZING, GridFrame::ToggleColSizing )
    EVT_MENU( ID_TOGGLEGRIDSIZING, GridFrame::ToggleGridSizing )
    EVT_MENU( ID_TOGGLEGRIDDRAGCELL, GridFrame::ToggleGridDragCell )
    EVT_MENU( ID_TOGGLEGRIDLINES, GridFrame::ToggleGridLines )
    EVT_MENU( ID_AUTOSIZECOLS, GridFrame::AutoSizeCols )
    EVT_MENU( ID_CELLOVERFLOW, GridFrame::CellOverflow )
    EVT_MENU( ID_RESIZECELL, GridFrame::ResizeCell )
    EVT_MENU( ID_SETLABELCOLOUR, GridFrame::SetLabelColour )
    EVT_MENU( ID_SETLABELTEXTCOLOUR, GridFrame::SetLabelTextColour )
    EVT_MENU( ID_SETLABEL_FONT, GridFrame::SetLabelFont )
    EVT_MENU( ID_ROWLABELHORIZALIGN, GridFrame::SetRowLabelHorizAlignment )
    EVT_MENU( ID_ROWLABELVERTALIGN, GridFrame::SetRowLabelVertAlignment )
    EVT_MENU( ID_COLLABELHORIZALIGN, GridFrame::SetColLabelHorizAlignment )
    EVT_MENU( ID_COLLABELVERTALIGN, GridFrame::SetColLabelVertAlignment )
    EVT_MENU( ID_GRIDLINECOLOUR, GridFrame::SetGridLineColour )
    EVT_MENU( ID_INSERTROW, GridFrame::InsertRow )
    EVT_MENU( ID_INSERTCOL, GridFrame::InsertCol )
    EVT_MENU( ID_DELETEROW, GridFrame::DeleteSelectedRows )
    EVT_MENU( ID_DELETECOL, GridFrame::DeleteSelectedCols )
    EVT_MENU( ID_CLEARGRID, GridFrame::ClearGrid )
    EVT_MENU( ID_SELCELLS,  GridFrame::SelectCells )
    EVT_MENU( ID_SELROWS,  GridFrame::SelectRows )
    EVT_MENU( ID_SELCOLS,  GridFrame::SelectCols )

    EVT_MENU( ID_SET_CELL_FG_COLOUR, GridFrame::SetCellFgColour )
    EVT_MENU( ID_SET_CELL_BG_COLOUR, GridFrame::SetCellBgColour )

    EVT_MENU( wxID_ABOUT, GridFrame::About )
    EVT_MENU( wxID_EXIT, GridFrame::OnQuit )
    EVT_MENU( ID_VTABLE, GridFrame::OnVTable)
    EVT_MENU( ID_BUGS_TABLE, GridFrame::OnBugsTable)
    EVT_MENU( ID_SMALL_GRID, GridFrame::OnSmallGrid)

    EVT_MENU( ID_DESELECT_CELL, GridFrame::DeselectCell)
    EVT_MENU( ID_DESELECT_COL, GridFrame::DeselectCol)
    EVT_MENU( ID_DESELECT_ROW, GridFrame::DeselectRow)
    EVT_MENU( ID_DESELECT_ALL, GridFrame::DeselectAll)
    EVT_MENU( ID_SELECT_CELL, GridFrame::SelectCell)
    EVT_MENU( ID_SELECT_COL, GridFrame::SelectCol)
    EVT_MENU( ID_SELECT_ROW, GridFrame::SelectRow)
    EVT_MENU( ID_SELECT_ALL, GridFrame::SelectAll)
    EVT_MENU( ID_SELECT_UNSELECT, GridFrame::OnAddToSelectToggle)
    EVT_MENU( ID_SHOW_SELECTION, GridFrame::OnShowSelection)

    EVT_MENU( ID_SET_HIGHLIGHT_WIDTH, GridFrame::OnSetHighlightWidth)
    EVT_MENU( ID_SET_RO_HIGHLIGHT_WIDTH, GridFrame::OnSetROHighlightWidth)

    EVT_GRID_LABEL_LEFT_CLICK( GridFrame::OnLabelLeftClick )
    EVT_GRID_CELL_LEFT_CLICK( GridFrame::OnCellLeftClick )
    EVT_GRID_ROW_SIZE( GridFrame::OnRowSize )
    EVT_GRID_COL_SIZE( GridFrame::OnColSize )
    EVT_GRID_SELECT_CELL( GridFrame::OnSelectCell )
    EVT_GRID_RANGE_SELECT( GridFrame::OnRangeSelected )
    EVT_GRID_CELL_CHANGE( GridFrame::OnCellValueChanged )
    EVT_GRID_CELL_BEGIN_DRAG( GridFrame::OnCellBeginDrag )

    EVT_GRID_EDITOR_SHOWN( GridFrame::OnEditorShown )
    EVT_GRID_EDITOR_HIDDEN( GridFrame::OnEditorHidden )
END_EVENT_TABLE()


GridFrame::GridFrame()
        : wxFrame( (wxFrame *)NULL, wxID_ANY, _T("wxWidgets grid class demo"),
                   wxDefaultPosition,
                   wxDefaultSize )
{
    wxMenu *fileMenu = new wxMenu;
    fileMenu->Append( ID_VTABLE, _T("&Virtual table test\tCtrl-V"));
    fileMenu->Append( ID_BUGS_TABLE, _T("&Bugs table test\tCtrl-B"));
    fileMenu->Append( ID_SMALL_GRID, _T("&Small Grid test\tCtrl-S"));
    fileMenu->AppendSeparator();
    fileMenu->Append( wxID_EXIT, _T("E&xit\tAlt-X") );

    wxMenu *viewMenu = new wxMenu;
    viewMenu->Append( ID_TOGGLEROWLABELS,  _T("&Row labels"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_TOGGLECOLLABELS,  _T("&Col labels"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_TOGGLEEDIT,  _T("&Editable"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_TOGGLEROWSIZING, _T("Ro&w drag-resize"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_TOGGLECOLSIZING, _T("C&ol drag-resize"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_TOGGLEGRIDSIZING, _T("&Grid drag-resize"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_TOGGLEGRIDDRAGCELL, _T("&Grid drag-cell"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_TOGGLEGRIDLINES, _T("&Grid Lines"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_SET_HIGHLIGHT_WIDTH, _T("&Set Cell Highlight Width...") );
    viewMenu->Append( ID_SET_RO_HIGHLIGHT_WIDTH, _T("&Set Cell RO Highlight Width...") );
    viewMenu->Append( ID_AUTOSIZECOLS, _T("&Auto-size cols") );
    viewMenu->Append( ID_CELLOVERFLOW, _T("&Overflow cells"), wxEmptyString, wxITEM_CHECK );
    viewMenu->Append( ID_RESIZECELL, _T("&Resize cell (7,1)"), wxEmptyString, wxITEM_CHECK );

    wxMenu *rowLabelMenu = new wxMenu;

    viewMenu->Append( ID_ROWLABELALIGN, _T("R&ow label alignment"),
                      rowLabelMenu,
                      _T("Change alignment of row labels") );

    rowLabelMenu->Append( ID_ROWLABELHORIZALIGN, _T("&Horizontal") );
    rowLabelMenu->Append( ID_ROWLABELVERTALIGN, _T("&Vertical") );

    wxMenu *colLabelMenu = new wxMenu;

    viewMenu->Append( ID_COLLABELALIGN, _T("Col l&abel alignment"),
                      colLabelMenu,
                      _T("Change alignment of col labels") );

    colLabelMenu->Append( ID_COLLABELHORIZALIGN, _T("&Horizontal") );
    colLabelMenu->Append( ID_COLLABELVERTALIGN, _T("&Vertical") );

    wxMenu *colMenu = new wxMenu;
    colMenu->Append( ID_SETLABELCOLOUR, _T("Set &label colour...") );
    colMenu->Append( ID_SETLABELTEXTCOLOUR, _T("Set label &text colour...") );
    colMenu->Append( ID_SETLABEL_FONT, _T("Set label fo&nt...") );
    colMenu->Append( ID_GRIDLINECOLOUR, _T("&Grid line colour...") );
    colMenu->Append( ID_SET_CELL_FG_COLOUR, _T("Set cell &foreground colour...") );
    colMenu->Append( ID_SET_CELL_BG_COLOUR, _T("Set cell &background colour...") );

    wxMenu *editMenu = new wxMenu;
    editMenu->Append( ID_INSERTROW, _T("Insert &row") );
    editMenu->Append( ID_INSERTCOL, _T("Insert &column") );
    editMenu->Append( ID_DELETEROW, _T("Delete selected ro&ws") );
    editMenu->Append( ID_DELETECOL, _T("Delete selected co&ls") );
    editMenu->Append( ID_CLEARGRID, _T("Cl&ear grid cell contents") );

    wxMenu *selectMenu = new wxMenu;
    selectMenu->Append( ID_SELECT_UNSELECT, _T("Add new cells to the selection"),
                        _T("When off, old selection is deselected before ")
                        _T("selecting the new cells"), wxITEM_CHECK );
    selectMenu->Append( ID_SHOW_SELECTION,
                        _T("&Show current selection\tCtrl-Alt-S"));
    selectMenu->AppendSeparator();
    selectMenu->Append( ID_SELECT_ALL, _T("Select all"));
    selectMenu->Append( ID_SELECT_ROW, _T("Select row 2"));
    selectMenu->Append( ID_SELECT_COL, _T("Select col 2"));
    selectMenu->Append( ID_SELECT_CELL, _T("Select cell (3, 1)"));
    selectMenu->AppendSeparator();
    selectMenu->Append( ID_DESELECT_ALL, _T("Deselect all"));
    selectMenu->Append( ID_DESELECT_ROW, _T("Deselect row 2"));
    selectMenu->Append( ID_DESELECT_COL, _T("Deselect col 2"));
    selectMenu->Append( ID_DESELECT_CELL, _T("Deselect cell (3, 1)"));
    wxMenu *selectionMenu = new wxMenu;
    selectMenu->Append( ID_CHANGESEL, _T("Change &selection mode"),
                      selectionMenu,
                      _T("Change selection mode") );

    selectionMenu->Append( ID_SELCELLS, _T("Select &Cells") );
    selectionMenu->Append( ID_SELROWS, _T("Select &Rows") );
    selectionMenu->Append( ID_SELCOLS, _T("Select C&ols") );


    wxMenu *helpMenu = new wxMenu;
    helpMenu->Append( wxID_ABOUT, _T("&About wxGrid demo") );

    wxMenuBar *menuBar = new wxMenuBar;
    menuBar->Append( fileMenu, _T("&File") );
    menuBar->Append( viewMenu, _T("&View") );
    menuBar->Append( colMenu,  _T("&Colours") );
    menuBar->Append( editMenu, _T("&Edit") );
    menuBar->Append( selectMenu, _T("&Select") );
    menuBar->Append( helpMenu, _T("&Help") );

    SetMenuBar( menuBar );

    m_addToSel = false;

    grid = new wxGrid( this,
                       wxID_ANY,
                       wxPoint( 0, 0 ),
                       wxSize( 400, 300 ) );

#if wxUSE_LOG
    int gridW = 600, gridH = 300;
    int logW = gridW, logH = 100;

    logWin = new wxTextCtrl( this,
                             wxID_ANY,
                             wxEmptyString,
                             wxPoint( 0, gridH + 20 ),
                             wxSize( logW, logH ),
                             wxTE_MULTILINE );

    logger = new wxLogTextCtrl( logWin );
    m_logOld = wxLog::SetActiveTarget( logger );
    wxLog::SetTimestamp( NULL );
#endif // wxUSE_LOG

    // this will create a grid and, by default, an associated grid
    // table for strings
    grid->CreateGrid( 0, 0 );
    grid->AppendRows(100);
    grid->AppendCols(100);

    int ir = grid->GetNumberRows();
    grid->DeleteRows(0, ir);
    grid->AppendRows(ir);

    grid->SetRowSize( 0, 60 );
    grid->SetCellValue( 0, 0, _T("Ctrl+Home\nwill go to\nthis cell") );

    grid->SetCellValue( 0, 1, _T("A long piece of text to demonstrate wrapping.") );
    grid->SetCellRenderer(0 , 1, new wxGridCellAutoWrapStringRenderer);
    grid->SetCellEditor( 0,  1 , new wxGridCellAutoWrapStringEditor);

    grid->SetCellValue( 0, 2, _T("Blah") );
    grid->SetCellValue( 0, 3, _T("Read only") );
    grid->SetReadOnly( 0, 3 );

    grid->SetCellValue( 0, 4, _T("Can veto edit this cell") );

    grid->SetCellValue( 0, 5, _T("Press\nCtrl+arrow\nto skip over\ncells") );

    grid->SetRowSize( 99, 60 );
    grid->SetCellValue( 99, 99, _T("Ctrl+End\nwill go to\nthis cell") );
    grid->SetCellValue( 1, 0, _T("This default cell will overflow into neighboring cells, but not if you turn overflow off."));

    grid->SetCellTextColour(1, 2, *wxRED);
    grid->SetCellBackgroundColour(1, 2, *wxGREEN);

    grid->SetCellValue( 1, 4, _T("I'm in the middle"));

    grid->SetCellValue(2, 2, _T("red"));

    grid->SetCellTextColour(2, 2, *wxRED);
    grid->SetCellValue(3, 3, _T("green on grey"));
    grid->SetCellTextColour(3, 3, *wxGREEN);
    grid->SetCellBackgroundColour(3, 3, *wxLIGHT_GREY);

    grid->SetCellValue(4, 4, _T("a weird looking cell"));
    grid->SetCellAlignment(4, 4, wxALIGN_CENTRE, wxALIGN_CENTRE);
    grid->SetCellRenderer(4, 4, new MyGridCellRenderer);

    grid->SetCellValue(3, 0, _T("0"));
    grid->SetCellRenderer(3, 0, new wxGridCellBoolRenderer);
    grid->SetCellEditor(3, 0, new wxGridCellBoolEditor);

    wxGridCellAttr *attr;
    attr = new wxGridCellAttr;
    attr->SetTextColour(*wxBLUE);
    grid->SetColAttr(5, attr);
    attr = new wxGridCellAttr;
    attr->SetBackgroundColour(*wxRED);
    grid->SetRowAttr(5, attr);

    grid->SetCellValue(2, 4, _T("a wider column"));
    grid->SetColSize(4, 120);
    grid->SetColMinimalWidth(4, 120);

    grid->SetCellTextColour(5, 8, *wxGREEN);
    grid->SetCellValue(5, 8, _T("Bg from row attr\nText col from cell attr"));
    grid->SetCellValue(5, 5, _T("Bg from row attr Text col from col attr and this text is so long that it covers over many many empty cells but is broken by one that isn't"));

    grid->SetColFormatFloat(6);
    grid->SetCellValue(0, 6, _T("3.1415"));
    grid->SetCellValue(1, 6, _T("1415"));
    grid->SetCellValue(2, 6, _T("12345.67890"));

    grid->SetColFormatFloat(7, 6, 2);
    grid->SetCellValue(0, 7, _T("3.1415"));
    grid->SetCellValue(1, 7, _T("1415"));
    grid->SetCellValue(2, 7, _T("12345.67890"));

    const wxString choices[] =
    {
        _T("Please select a choice"),
        _T("This takes two cells"),
        _T("Another choice"),
    };
    grid->SetCellEditor(4, 0, new wxGridCellChoiceEditor(WXSIZEOF(choices), choices));
    grid->SetCellSize(4, 0, 1, 2);
    grid->SetCellValue(4, 0, choices[0]);
    grid->SetCellOverflow(4, 0, false);

    grid->SetCellSize(7, 1, 3, 4);
    grid->SetCellAlignment(7, 1, wxALIGN_CENTRE, wxALIGN_CENTRE);
    grid->SetCellValue(7, 1, _T("Big box!"));

    wxBoxSizer *topSizer = new wxBoxSizer( wxVERTICAL );
    topSizer->Add( grid,
                   1,
                   wxEXPAND );

#if wxUSE_LOG
    topSizer->Add( logWin,
                   0,
                   wxEXPAND );
#endif // wxUSE_LOG

    SetAutoLayout(true);
    SetSizer( topSizer );

    topSizer->Fit( this );

    Centre();
    SetDefaults();
}


GridFrame::~GridFrame()
{
#if wxUSE_LOG
    delete wxLog::SetActiveTarget(m_logOld);
#endif // wxUSE_LOG
}


void GridFrame::SetDefaults()
{
    GetMenuBar()->Check( ID_TOGGLEROWLABELS, true );
    GetMenuBar()->Check( ID_TOGGLECOLLABELS, true );
    GetMenuBar()->Check( ID_TOGGLEEDIT, true );
    GetMenuBar()->Check( ID_TOGGLEROWSIZING, true );
    GetMenuBar()->Check( ID_TOGGLECOLSIZING, true );
    GetMenuBar()->Check( ID_TOGGLEGRIDSIZING, true );
    GetMenuBar()->Check( ID_TOGGLEGRIDDRAGCELL, false );
    GetMenuBar()->Check( ID_TOGGLEGRIDLINES, true );
    GetMenuBar()->Check( ID_CELLOVERFLOW, true );
}


void GridFrame::ToggleRowLabels( wxCommandEvent& WXUNUSED(ev) )
{
    if ( GetMenuBar()->IsChecked( ID_TOGGLEROWLABELS ) )
    {
        grid->SetRowLabelSize( grid->GetDefaultRowLabelSize() );
    }
    else
    {
        grid->SetRowLabelSize( 0 );
    }
}


void GridFrame::ToggleColLabels( wxCommandEvent& WXUNUSED(ev) )
{
    if ( GetMenuBar()->IsChecked( ID_TOGGLECOLLABELS ) )
    {
        grid->SetColLabelSize( grid->GetDefaultColLabelSize() );
    }
    else
    {
        grid->SetColLabelSize( 0 );
    }
}


void GridFrame::ToggleEditing( wxCommandEvent& WXUNUSED(ev) )
{
    grid->EnableEditing(
        GetMenuBar()->IsChecked( ID_TOGGLEEDIT ) );
}


void GridFrame::ToggleRowSizing( wxCommandEvent& WXUNUSED(ev) )
{
    grid->EnableDragRowSize(
        GetMenuBar()->IsChecked( ID_TOGGLEROWSIZING ) );
}


void GridFrame::ToggleColSizing( wxCommandEvent& WXUNUSED(ev) )
{
    grid->EnableDragColSize(
        GetMenuBar()->IsChecked( ID_TOGGLECOLSIZING ) );
}

void GridFrame::ToggleGridSizing( wxCommandEvent& WXUNUSED(ev) )
{
    grid->EnableDragGridSize(
        GetMenuBar()->IsChecked( ID_TOGGLEGRIDSIZING ) );
}

void GridFrame::ToggleGridDragCell( wxCommandEvent& WXUNUSED(ev) )
{
    grid->EnableDragCell(
        GetMenuBar()->IsChecked( ID_TOGGLEGRIDDRAGCELL ) );
}

void GridFrame::ToggleGridLines( wxCommandEvent& WXUNUSED(ev) )
{
    grid->EnableGridLines(
        GetMenuBar()->IsChecked( ID_TOGGLEGRIDLINES ) );
}

void GridFrame::OnSetHighlightWidth( wxCommandEvent& WXUNUSED(ev) )
{
    wxString choices[] = { _T("0"), _T("1"), _T("2"), _T("3"), _T("4"), _T("5"), _T("6"), _T("7"), _T("8"), _T("9"), _T("10")};

    wxSingleChoiceDialog dlg(this, _T("Choose the thickness of the highlight pen:"),
                             _T("Pen Width"), 11, choices);

    int current = grid->GetCellHighlightPenWidth();
    dlg.SetSelection(current);
    if (dlg.ShowModal() == wxID_OK) {
        grid->SetCellHighlightPenWidth(dlg.GetSelection());
    }
}

void GridFrame::OnSetROHighlightWidth( wxCommandEvent& WXUNUSED(ev) )
{
    wxString choices[] = { _T("0"), _T("1"), _T("2"), _T("3"), _T("4"), _T("5"), _T("6"), _T("7"), _T("8"), _T("9"), _T("10")};

    wxSingleChoiceDialog dlg(this, _T("Choose the thickness of the highlight pen:"),
                             _T("Pen Width"), 11, choices);

    int current = grid->GetCellHighlightROPenWidth();
    dlg.SetSelection(current);
    if (dlg.ShowModal() == wxID_OK) {
        grid->SetCellHighlightROPenWidth(dlg.GetSelection());
    }
}



void GridFrame::AutoSizeCols( wxCommandEvent& WXUNUSED(ev) )
{
    grid->AutoSizeColumns();
    grid->Refresh();
}

void GridFrame::CellOverflow( wxCommandEvent& ev )
{
    grid->SetDefaultCellOverflow(ev.IsChecked());
    grid->Refresh();
}

void GridFrame::ResizeCell( wxCommandEvent& ev )
{
    if (ev.IsChecked())
        grid->SetCellSize( 7, 1, 5, 5 );
    else
        grid->SetCellSize( 7, 1, 1, 5 );
    grid->Refresh();
}

void GridFrame::SetLabelColour( wxCommandEvent& WXUNUSED(ev) )
{
    wxColourDialog dlg( NULL );
    if ( dlg.ShowModal() == wxID_OK )
    {
        wxColourData retData;
        retData = dlg.GetColourData();
        wxColour colour = retData.GetColour();

        grid->SetLabelBackgroundColour( colour );
    }
}


void GridFrame::SetLabelTextColour( wxCommandEvent& WXUNUSED(ev) )
{
    wxColourDialog dlg( NULL );
    if ( dlg.ShowModal() == wxID_OK )
    {
        wxColourData retData;
        retData = dlg.GetColourData();
        wxColour colour = retData.GetColour();

        grid->SetLabelTextColour( colour );
    }
}

void GridFrame::SetLabelFont( wxCommandEvent& WXUNUSED(ev) )
{
    wxFont font = wxGetFontFromUser(this);
    if ( font.Ok() )
    {
        grid->SetLabelFont(font);
    }
}

void GridFrame::SetRowLabelHorizAlignment( wxCommandEvent& WXUNUSED(ev) )
{
    int horiz, vert;
    grid->GetRowLabelAlignment( &horiz, &vert );

    switch ( horiz )
    {
        case wxALIGN_LEFT:
            horiz = wxALIGN_CENTRE;
            break;

        case wxALIGN_CENTRE:
            horiz = wxALIGN_RIGHT;
            break;

        case wxALIGN_RIGHT:
            horiz = wxALIGN_LEFT;
            break;
    }

    grid->SetRowLabelAlignment( horiz, vert );
}

void GridFrame::SetRowLabelVertAlignment( wxCommandEvent& WXUNUSED(ev) )
{
    int horiz, vert;
    grid->GetRowLabelAlignment( &horiz, &vert );

    switch ( vert )
    {
        case wxALIGN_TOP:
            vert = wxALIGN_CENTRE;
            break;

        case wxALIGN_CENTRE:
            vert = wxALIGN_BOTTOM;
            break;

        case wxALIGN_BOTTOM:
            vert = wxALIGN_TOP;
            break;
    }

    grid->SetRowLabelAlignment( horiz, vert );
}


void GridFrame::SetColLabelHorizAlignment( wxCommandEvent& WXUNUSED(ev) )
{
    int horiz, vert;
    grid->GetColLabelAlignment( &horiz, &vert );

    switch ( horiz )
    {
        case wxALIGN_LEFT:
            horiz = wxALIGN_CENTRE;
            break;

        case wxALIGN_CENTRE:
            horiz = wxALIGN_RIGHT;
            break;

        case wxALIGN_RIGHT:
            horiz = wxALIGN_LEFT;
            break;
    }

    grid->SetColLabelAlignment( horiz, vert );
}


void GridFrame::SetColLabelVertAlignment( wxCommandEvent& WXUNUSED(ev) )
{
    int horiz, vert;
    grid->GetColLabelAlignment( &horiz, &vert );

    switch ( vert )
    {
        case wxALIGN_TOP:
            vert = wxALIGN_CENTRE;
            break;

        case wxALIGN_CENTRE:
            vert = wxALIGN_BOTTOM;
            break;

        case wxALIGN_BOTTOM:
            vert = wxALIGN_TOP;
            break;
    }

    grid->SetColLabelAlignment( horiz, vert );
}


void GridFrame::SetGridLineColour( wxCommandEvent& WXUNUSED(ev) )
{
    wxColourDialog dlg( NULL );
    if ( dlg.ShowModal() == wxID_OK )
    {
        wxColourData retData;
        retData = dlg.GetColourData();
        wxColour colour = retData.GetColour();

        grid->SetGridLineColour( colour );
    }
}


void GridFrame::InsertRow( wxCommandEvent& WXUNUSED(ev) )
{
    grid->InsertRows( grid->GetGridCursorRow(), 1 );
}


void GridFrame::InsertCol( wxCommandEvent& WXUNUSED(ev) )
{
    grid->InsertCols( grid->GetGridCursorCol(), 1 );
}


void GridFrame::DeleteSelectedRows( wxCommandEvent& WXUNUSED(ev) )
{
    if ( grid->IsSelection() )
    {
        grid->BeginBatch();
        for ( int n = 0; n < grid->GetNumberRows(); )
        {
            if ( grid->IsInSelection( n , 0 ) )
                grid->DeleteRows( n, 1 );
            else
                n++;
        }
        grid->EndBatch();
    }
}


void GridFrame::DeleteSelectedCols( wxCommandEvent& WXUNUSED(ev) )
{
    if ( grid->IsSelection() )
    {
        grid->BeginBatch();
        for ( int n = 0; n < grid->GetNumberCols(); )
        {
            if ( grid->IsInSelection( 0 , n ) )
                grid->DeleteCols( n, 1 );
            else
                n++;
        }
        grid->EndBatch();
    }
}


void GridFrame::ClearGrid( wxCommandEvent& WXUNUSED(ev) )
{
    grid->ClearGrid();
}

void GridFrame::SelectCells( wxCommandEvent& WXUNUSED(ev) )
{
    grid->SetSelectionMode( wxGrid::wxGridSelectCells );
}

void GridFrame::SelectRows( wxCommandEvent& WXUNUSED(ev) )
{
    grid->SetSelectionMode( wxGrid::wxGridSelectRows );
}

void GridFrame::SelectCols( wxCommandEvent& WXUNUSED(ev) )
{
    grid->SetSelectionMode( wxGrid::wxGridSelectColumns );
}

void GridFrame::SetCellFgColour( wxCommandEvent& WXUNUSED(ev) )
{
    wxColour col = wxGetColourFromUser(this);
    if ( col.Ok() )
    {
        grid->SetDefaultCellTextColour(col);
        grid->Refresh();
    }
}

void GridFrame::SetCellBgColour( wxCommandEvent& WXUNUSED(ev) )
{
    wxColour col = wxGetColourFromUser(this);
    if ( col.Ok() )
    {
        // Check the new Refresh function by passing it a rectangle
        // which exactly fits the grid.
        wxPoint pt(0, 0);
        wxRect r(pt, grid->GetSize());
        grid->SetDefaultCellBackgroundColour(col);
        grid->Refresh(true, &r);
    }
}

void GridFrame::DeselectCell(wxCommandEvent& WXUNUSED(event))
{
      grid->DeselectCell(3, 1);
}

void GridFrame::DeselectCol(wxCommandEvent& WXUNUSED(event))
{
      grid->DeselectCol(2);
}

void GridFrame::DeselectRow(wxCommandEvent& WXUNUSED(event))
{
      grid->DeselectRow(2);
}

void GridFrame::DeselectAll(wxCommandEvent& WXUNUSED(event))
{
      grid->ClearSelection();
}

void GridFrame::SelectCell(wxCommandEvent& WXUNUSED(event))
{
      grid->SelectBlock(3, 1, 3, 1, m_addToSel);
}

void GridFrame::SelectCol(wxCommandEvent& WXUNUSED(event))
{
      grid->SelectCol(2, m_addToSel);
}

void GridFrame::SelectRow(wxCommandEvent& WXUNUSED(event))
{
      grid->SelectRow(2, m_addToSel);
}

void GridFrame::SelectAll(wxCommandEvent& WXUNUSED(event))
{
      grid->SelectAll();
}

void GridFrame::OnAddToSelectToggle(wxCommandEvent& event)
{
    m_addToSel = event.IsChecked();
}

void GridFrame::OnLabelLeftClick( wxGridEvent& ev )
{
    logBuf = wxEmptyString;
    if ( ev.GetRow() != -1 )
    {
        logBuf << _T("Left click on row label ") << ev.GetRow();
    }
    else if ( ev.GetCol() != -1 )
    {
        logBuf << _T("Left click on col label ") << ev.GetCol();
    }
    else
    {
        logBuf << _T("Left click on corner label");
    }

    if ( ev.ShiftDown() ) logBuf << _T(" (shift down)");
    if ( ev.ControlDown() ) logBuf << _T(" (control down)");
    wxLogMessage( wxT("%s"), logBuf.c_str() );

    // you must call event skip if you want default grid processing
    //
    ev.Skip();
}


void GridFrame::OnCellLeftClick( wxGridEvent& ev )
{
    logBuf = wxEmptyString;
    logBuf << _T("Left click at row ") << ev.GetRow()
           << _T(" col ") << ev.GetCol();
    wxLogMessage( wxT("%s"), logBuf.c_str() );

    // you must call event skip if you want default grid processing
    // (cell highlighting etc.)
    //
    ev.Skip();
}


void GridFrame::OnRowSize( wxGridSizeEvent& ev )
{
    logBuf = wxEmptyString;
    logBuf << _T("Resized row ") << ev.GetRowOrCol();
    wxLogMessage( wxT("%s"), logBuf.c_str() );

    ev.Skip();
}


void GridFrame::OnColSize( wxGridSizeEvent& ev )
{
    logBuf = wxEmptyString;
    logBuf << _T("Resized col ") << ev.GetRowOrCol();
    wxLogMessage( wxT("%s"), logBuf.c_str() );

    ev.Skip();
}


void GridFrame::OnShowSelection(wxCommandEvent& WXUNUSED(event))
{
    // max number of elements to dump -- otherwise it can take too much time
    static const size_t countMax = 100;

    bool rows = false;

    switch ( grid->GetSelectionMode() )
    {
        case wxGrid::wxGridSelectCells:
            {
                const wxGridCellCoordsArray cells(grid->GetSelectedCells());
                size_t count = cells.size();
                wxLogMessage(_T("%lu cells selected:"), (unsigned long)count);
                if ( count > countMax )
                {
                    wxLogMessage(_T("[too many selected cells, ")
                                 _T("showing only the first %lu]"),
                                 (unsigned long)countMax);
                    count = countMax;
                }

                for ( size_t n = 0; n < count; n++ )
                {
                    const wxGridCellCoords& c = cells[n];
                    wxLogMessage(_T("  selected cell %lu: (%d, %d)"),
                                 (unsigned long)n, c.GetCol(), c.GetRow());
                }
            }
            break;

        case wxGrid::wxGridSelectRows:
            rows = true;
            // fall through

        case wxGrid::wxGridSelectColumns:
            {
                const wxChar *plural, *single;
                if ( rows )
                {
                    plural = _T("rows");
                    single = _T("row");
                }
                else // columns
                {
                    plural = _T("columns");
                    single = _T("column");
                }

                const wxArrayInt sels(rows ? grid->GetSelectedRows()
                                           : grid->GetSelectedCols());
                size_t count = sels.size();
                wxLogMessage(_T("%lu %s selected:"),
                             (unsigned long)count, plural);
                if ( count > countMax )
                {
                    wxLogMessage(_T("[too many selected %s, ")
                                 _T("showing only the first %lu]"),
                                 plural, (unsigned long)countMax);
                    count = countMax;
                }

                for ( size_t n = 0; n < count; n++ )
                {
                    wxLogMessage(_T("  selected %s %lu: %d"),
                                 single, (unsigned long)n, sels[n]);
                }
            }
            break;

        default:
            wxFAIL_MSG( _T("unknown wxGrid selection mode") );
            break;
    }
}

void GridFrame::OnSelectCell( wxGridEvent& ev )
{
    logBuf = wxEmptyString;
    if ( ev.Selecting() )
        logBuf << _T("Selected ");
    else
        logBuf << _T("Deselected ");
    logBuf << _T("cell at row ") << ev.GetRow()
           << _T(" col ") << ev.GetCol()
           << _T(" ( ControlDown: ")<< (ev.ControlDown() ? 'T':'F')
           << _T(", ShiftDown: ")<< (ev.ShiftDown() ? 'T':'F')
           << _T(", AltDown: ")<< (ev.AltDown() ? 'T':'F')
           << _T(", MetaDown: ")<< (ev.MetaDown() ? 'T':'F') << _T(" )");
    wxLogMessage( wxT("%s"), logBuf.c_str() );

    // you must call Skip() if you want the default processing
    // to occur in wxGrid
    ev.Skip();
}

void GridFrame::OnRangeSelected( wxGridRangeSelectEvent& ev )
{
    logBuf = wxEmptyString;
    if ( ev.Selecting() )
        logBuf << _T("Selected ");
    else
        logBuf << _T("Deselected ");
    logBuf << _T("cells from row ") << ev.GetTopRow()
           << _T(" col ") << ev.GetLeftCol()
           << _T(" to row ") << ev.GetBottomRow()
           << _T(" col ") << ev.GetRightCol()
           << _T(" ( ControlDown: ")<< (ev.ControlDown() ? 'T':'F')
           << _T(", ShiftDown: ")<< (ev.ShiftDown() ? 'T':'F')
           << _T(", AltDown: ")<< (ev.AltDown() ? 'T':'F')
           << _T(", MetaDown: ")<< (ev.MetaDown() ? 'T':'F') << _T(" )");
    wxLogMessage( wxT("%s"), logBuf.c_str() );

    ev.Skip();
}

void GridFrame::OnCellValueChanged( wxGridEvent& ev )
{
    logBuf = wxEmptyString;
    logBuf  << _T("Value changed for cell at")
            << _T(" row ") << ev.GetRow()
            << _T(" col ") << ev.GetCol();

    wxLogMessage( wxT("%s"), logBuf.c_str() );

    ev.Skip();
}

void GridFrame::OnCellBeginDrag( wxGridEvent& ev )
{
    logBuf = wxEmptyString;
    logBuf  << _T("Got request to drag cell at")
            << _T(" row ") << ev.GetRow()
            << _T(" col ") << ev.GetCol();

    wxLogMessage( wxT("%s"), logBuf.c_str() );

    ev.Skip();
}

void GridFrame::OnEditorShown( wxGridEvent& ev )
{

    if ( (ev.GetCol() == 4) &&
         (ev.GetRow() == 0) &&
     (wxMessageBox(_T("Are you sure you wish to edit this cell"),
                   _T("Checking"),wxYES_NO) == wxNO ) ) {

     ev.Veto();
     return;
    }

    wxLogMessage( wxT("Cell editor shown.") );

    ev.Skip();
}

void GridFrame::OnEditorHidden( wxGridEvent& ev )
{

    if ( (ev.GetCol() == 4) &&
         (ev.GetRow() == 0) &&
     (wxMessageBox(_T("Are you sure you wish to finish editing this cell"),
                   _T("Checking"),wxYES_NO) == wxNO ) ) {

        ev.Veto();
        return;
    }

    wxLogMessage( wxT("Cell editor hidden.") );

    ev.Skip();
}

void GridFrame::About(  wxCommandEvent& WXUNUSED(ev) )
{
    (void)wxMessageBox( _T("\n\nwxGrid demo \n\n")
                        _T("Michael Bedward, Julian Smart, Vadim Zeitlin"),
                        _T("About"),
                        wxOK );
}


void GridFrame::OnQuit( wxCommandEvent& WXUNUSED(ev) )
{
    Close( true );
}

void GridFrame::OnBugsTable(wxCommandEvent& )
{
    BugsGridFrame *frame = new BugsGridFrame;
    frame->Show(true);
}

void GridFrame::OnSmallGrid(wxCommandEvent& )
{
    wxFrame* frame = new wxFrame(NULL, wxID_ANY, _T("A Small Grid"),
                                 wxDefaultPosition, wxSize(640, 480));
    wxPanel* panel = new wxPanel(frame, wxID_ANY);
    wxGrid* grid = new wxGrid(panel, wxID_ANY, wxPoint(10,10), wxSize(400,400),
                              wxWANTS_CHARS | wxSIMPLE_BORDER);
    grid->CreateGrid(3,3);
    frame->Show(true);
}

void GridFrame::OnVTable(wxCommandEvent& )
{
    static long s_sizeGrid = 10000;

#ifdef __WXMOTIF__
    // MB: wxGetNumberFromUser doesn't work properly for wxMotif
    wxString s;
    s << s_sizeGrid;
    s = wxGetTextFromUser( _T("Size of the table to create"),
                           _T("Size:"),
                           s );

    s.ToLong( &s_sizeGrid );

#else
    s_sizeGrid = wxGetNumberFromUser(_T("Size of the table to create"),
                                     _T("Size: "),
                                     _T("wxGridDemo question"),
                                     s_sizeGrid,
                                     0, 32000, this);
#endif

    if ( s_sizeGrid != -1 )
    {
        BigGridFrame* win = new BigGridFrame(s_sizeGrid);
        win->Show(true);
    }
}

// ----------------------------------------------------------------------------
// MyGridCellRenderer
// ----------------------------------------------------------------------------

// do something that the default renderer doesn't here just to show that it is
// possible to alter the appearance of the cell beyond what the attributes
// allow
void MyGridCellRenderer::Draw(wxGrid& grid,
                              wxGridCellAttr& attr,
                              wxDC& dc,
                              const wxRect& rect,
                              int row, int col,
                              bool isSelected)
{
    wxGridCellStringRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);

    dc.SetPen(*wxGREEN_PEN);
    dc.SetBrush(*wxTRANSPARENT_BRUSH);
    dc.DrawEllipse(rect);
}

// ----------------------------------------------------------------------------
// MyGridCellAttrProvider
// ----------------------------------------------------------------------------

MyGridCellAttrProvider::MyGridCellAttrProvider()
{
    m_attrForOddRows = new wxGridCellAttr;
    m_attrForOddRows->SetBackgroundColour(*wxLIGHT_GREY);
}

MyGridCellAttrProvider::~MyGridCellAttrProvider()
{
    m_attrForOddRows->DecRef();
}

wxGridCellAttr *MyGridCellAttrProvider::GetAttr(int row, int col,
                           wxGridCellAttr::wxAttrKind  kind /* = wxGridCellAttr::Any */) const
{
    wxGridCellAttr *attr = wxGridCellAttrProvider::GetAttr(row, col, kind);

    if ( row % 2 )
    {
        if ( !attr )
        {
            attr = m_attrForOddRows;
            attr->IncRef();
        }
        else
        {
            if ( !attr->HasBackgroundColour() )
            {
                wxGridCellAttr *attrNew = attr->Clone();
                attr->DecRef();
                attr = attrNew;
                attr->SetBackgroundColour(*wxLIGHT_GREY);
            }
        }
    }

    return attr;
}

// ============================================================================
// BigGridFrame and BigGridTable:  Sample of a non-standard table
// ============================================================================

BigGridFrame::BigGridFrame(long sizeGrid)
            : wxFrame(NULL, wxID_ANY, _T("Plugin Virtual Table"),
                      wxDefaultPosition, wxSize(500, 450))
{
    m_grid = new wxGrid(this, wxID_ANY, wxDefaultPosition, wxDefaultSize);
    m_table = new BigGridTable(sizeGrid);

    // VZ: I don't understand why this slows down the display that much,
    //     must profile it...
    //m_table->SetAttrProvider(new MyGridCellAttrProvider);

    m_grid->SetTable(m_table, true);

#if defined __WXMOTIF__
    // MB: the grid isn't getting a sensible default size under wxMotif
    int cw, ch;
    GetClientSize( &cw, &ch );
    m_grid->SetSize( cw, ch );
#endif
}

// ============================================================================
// BugsGridFrame: a "realistic" table
// ============================================================================

// ----------------------------------------------------------------------------
// bugs table data
// ----------------------------------------------------------------------------

enum Columns
{
    Col_Id,
    Col_Summary,
    Col_Severity,
    Col_Priority,
    Col_Platform,
    Col_Opened,
    Col_Max
};

enum Severity
{
    Sev_Wish,
    Sev_Minor,
    Sev_Normal,
    Sev_Major,
    Sev_Critical,
    Sev_Max
};

static const wxString severities[] =
{
    _T("wishlist"),
    _T("minor"),
    _T("normal"),
    _T("major"),
    _T("critical"),
};

static struct BugsGridData
{
    int id;
    wxChar summary[80];
    Severity severity;
    int prio;
    wxChar platform[12];
    bool opened;
} gs_dataBugsGrid [] =
{
    { 18, _T("foo doesn't work"), Sev_Major, 1, _T("wxMSW"), true },
    { 27, _T("bar crashes"), Sev_Critical, 1, _T("all"), false },
    { 45, _T("printing is slow"), Sev_Minor, 3, _T("wxMSW"), true },
    { 68, _T("Rectangle() fails"), Sev_Normal, 1, _T("wxMSW"), false },
};

static const wxChar *headers[Col_Max] =
{
    _T("Id"),
    _T("Summary"),
    _T("Severity"),
    _T("Priority"),
    _T("Platform"),
    _T("Opened?"),
};

// ----------------------------------------------------------------------------
// BugsGridTable
// ----------------------------------------------------------------------------

wxString BugsGridTable::GetTypeName(int WXUNUSED(row), int col)
{
    switch ( col )
    {
        case Col_Id:
        case Col_Priority:
            return wxGRID_VALUE_NUMBER;;

        case Col_Severity:
            // fall thorugh (TODO should be a list)

        case Col_Summary:
            return wxString::Format(_T("%s:80"), wxGRID_VALUE_STRING);

        case Col_Platform:
            return wxString::Format(_T("%s:all,MSW,GTK,other"), wxGRID_VALUE_CHOICE);

        case Col_Opened:
            return wxGRID_VALUE_BOOL;
    }

    wxFAIL_MSG(_T("unknown column"));

    return wxEmptyString;
}

int BugsGridTable::GetNumberRows()
{
    return WXSIZEOF(gs_dataBugsGrid);
}

int BugsGridTable::GetNumberCols()
{
    return Col_Max;
}

bool BugsGridTable::IsEmptyCell( int WXUNUSED(row), int WXUNUSED(col) )
{
    return false;
}

wxString BugsGridTable::GetValue( int row, int col )
{
    const BugsGridData& gd = gs_dataBugsGrid[row];

    switch ( col )
    {
        case Col_Id:
            return wxString::Format(_T("%d"), gd.id);

        case Col_Priority:
            return wxString::Format(_T("%d"), gd.prio);

        case Col_Opened:
            return gd.opened ? _T("1") : _T("0");

        case Col_Severity:
            return severities[gd.severity];

        case Col_Summary:
            return gd.summary;

        case Col_Platform:
            return gd.platform;
    }

    return wxEmptyString;
}

void BugsGridTable::SetValue( int row, int col, const wxString& value )
{
    BugsGridData& gd = gs_dataBugsGrid[row];

    switch ( col )
    {
        case Col_Id:
        case Col_Priority:
        case Col_Opened:
            wxFAIL_MSG(_T("unexpected column"));
            break;

        case Col_Severity:
            {
                size_t n;
                for ( n = 0; n < WXSIZEOF(severities); n++ )
                {
                    if ( severities[n] == value )
                    {
                        gd.severity = (Severity)n;
                        break;
                    }
                }

                if ( n == WXSIZEOF(severities) )
                {
                    wxLogWarning(_T("Invalid severity value '%s'."),
                                 value.c_str());
                    gd.severity = Sev_Normal;
                }
            }
            break;

        case Col_Summary:
            wxStrncpy(gd.summary, value, WXSIZEOF(gd.summary));
            break;

        case Col_Platform:
            wxStrncpy(gd.platform, value, WXSIZEOF(gd.platform));
            break;
    }
}

bool
BugsGridTable::CanGetValueAs(int WXUNUSED(row),
                             int col,
                             const wxString& typeName)
{
    if ( typeName == wxGRID_VALUE_STRING )
    {
        return true;
    }
    else if ( typeName == wxGRID_VALUE_BOOL )
    {
        return col == Col_Opened;
    }
    else if ( typeName == wxGRID_VALUE_NUMBER )
    {
        return col == Col_Id || col == Col_Priority || col == Col_Severity;
    }
    else
    {
        return false;
    }
}

bool BugsGridTable::CanSetValueAs( int row, int col, const wxString& typeName )
{
    return CanGetValueAs(row, col, typeName);
}

long BugsGridTable::GetValueAsLong( int row, int col )
{
    const BugsGridData& gd = gs_dataBugsGrid[row];

    switch ( col )
    {
        case Col_Id:
            return gd.id;

        case Col_Priority:
            return gd.prio;

        case Col_Severity:
            return gd.severity;

        default:
            wxFAIL_MSG(_T("unexpected column"));
            return -1;
    }
}

bool BugsGridTable::GetValueAsBool( int row, int col )
{
    if ( col == Col_Opened )
    {
        return gs_dataBugsGrid[row].opened;
    }
    else
    {
        wxFAIL_MSG(_T("unexpected column"));

        return false;
    }
}

void BugsGridTable::SetValueAsLong( int row, int col, long value )
{
    BugsGridData& gd = gs_dataBugsGrid[row];

    switch ( col )
    {
        case Col_Priority:
            gd.prio = value;
            break;

        default:
            wxFAIL_MSG(_T("unexpected column"));
    }
}

void BugsGridTable::SetValueAsBool( int row, int col, bool value )
{
    if ( col == Col_Opened )
    {
        gs_dataBugsGrid[row].opened = value;
    }
    else
    {
        wxFAIL_MSG(_T("unexpected column"));
    }
}

wxString BugsGridTable::GetColLabelValue( int col )
{
    return headers[col];
}

// ----------------------------------------------------------------------------
// BugsGridFrame
// ----------------------------------------------------------------------------

BugsGridFrame::BugsGridFrame()
             : wxFrame(NULL, wxID_ANY, _T("Bugs table"),
                       wxDefaultPosition, wxSize(500, 300))
{
    wxGrid *grid = new wxGrid(this, wxID_ANY, wxDefaultPosition);
    wxGridTableBase *table = new BugsGridTable();
    table->SetAttrProvider(new MyGridCellAttrProvider);
    grid->SetTable(table, true);

    wxGridCellAttr *attrRO = new wxGridCellAttr,
                   *attrRangeEditor = new wxGridCellAttr,
                   *attrCombo = new wxGridCellAttr;

    attrRO->SetReadOnly();
    attrRangeEditor->SetEditor(new wxGridCellNumberEditor(1, 5));
    attrCombo->SetEditor(new wxGridCellChoiceEditor(WXSIZEOF(severities),
                                                    severities));

    grid->SetColAttr(Col_Id, attrRO);
    grid->SetColAttr(Col_Priority, attrRangeEditor);
    grid->SetColAttr(Col_Severity, attrCombo);

    grid->SetMargins(0, 0);

    grid->Fit();
    SetClientSize(grid->GetSize());
}