void wxHeaderCtrl::DoSetCount(unsigned int count)
{
unsigned n;
// first delete all old columns
const unsigned countOld = GetShownColumnsCount();
for ( n = 0; n < countOld; n++ )
{
if ( !Header_DeleteItem(GetHwnd(), 0) )
{
wxLogLastError(wxT("Header_DeleteItem"));
}
}
// update the column indices order array before changing m_numColumns
DoResizeColumnIndices(m_colIndices, count);
// and add the new ones
m_numColumns = count;
m_isHidden.resize(m_numColumns);
for ( n = 0; n < count; n++ )
{
const wxHeaderColumn& col = GetColumn(n);
if ( col.IsShown() )
{
m_isHidden[n] = false;
DoInsertItem(col, n);
}
else // hidden initially
{
m_isHidden[n] = true;
}
}
}
void wxHeaderCtrl::DoSetCount(unsigned int count)
{
// update the column indices order array before changing m_numColumns
DoResizeColumnIndices(m_colIndices, count);
m_numColumns = count;
InvalidateBestSize();
Refresh();
}
