void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
{
wxASSERT_MSG(m_control,
wxT("The wxGridCellEditor must be created first!"));
if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
{
m_value = grid->GetTable()->GetValueAsBool(row, col);
}
else
{
wxString cellval( grid->GetTable()->GetValue(row, col) );
if ( cellval == ms_stringValues[false] )
m_value = false;
else if ( cellval == ms_stringValues[true] )
m_value = true;
else
{
// do not try to be smart here and convert it to true or false
// because we'll still overwrite it with something different and
// this risks to be very surprising for the user code, let them
// know about it
wxFAIL_MSG( wxT("invalid value for a cell with bool editor!") );
}
}
CBox()->SetValue(m_value);
CBox()->SetFocus();
}
void wxGridCellBoolRenderer::Draw(wxGrid& grid,
wxGridCellAttr& attr,
wxDC& dc,
const wxRect& rect,
int row, int col,
bool isSelected)
{
wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
// draw a check mark in the centre (ignoring alignment - TODO)
wxSize size = GetBestSize(grid, attr, dc, row, col);
// don't draw outside the cell
wxCoord minSize = wxMin(rect.width, rect.height);
if ( size.x >= minSize || size.y >= minSize )
{
// and even leave (at least) 1 pixel margin
size.x = size.y = minSize;
}
// draw a border around checkmark
int vAlign, hAlign;
attr.GetAlignment(&hAlign, &vAlign);
wxRect rectBorder;
if (hAlign == wxALIGN_CENTRE)
{
rectBorder.x = rect.x + rect.width / 2 - size.x / 2;
rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
rectBorder.width = size.x;
rectBorder.height = size.y;
}
else if (hAlign == wxALIGN_LEFT)
{
rectBorder.x = rect.x + 2;
rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
rectBorder.width = size.x;
rectBorder.height = size.y;
}
else if (hAlign == wxALIGN_RIGHT)
{
rectBorder.x = rect.x + rect.width - size.x - 2;
rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
rectBorder.width = size.x;
rectBorder.height = size.y;
}
bool value;
if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
{
value = grid.GetTable()->GetValueAsBool(row, col);
}
else
{
wxString cellval( grid.GetTable()->GetValue(row, col) );
value = wxGridCellBoolEditor::IsTrueValue(cellval);
}
int flags = 0;
if (value)
flags |= wxCONTROL_CHECKED;
wxRendererNative::Get().DrawCheckBox( &grid, dc, rectBorder, flags );
}
