void OnInsertColumn(unsigned col, unsigned numColumns)
{
wxASSERT_MSG( col, "Shouldn't be called for the first column" );
// Nothing to do if we don't have any text.
if ( !m_columnsTexts )
return;
wxScopedArray<wxString> oldTexts(m_columnsTexts);
m_columnsTexts = new wxString[numColumns - 1];
// In the loop below n is the index in the new column texts array and m
// is the index in the old one.
for ( unsigned n = 1, m = 1; n < numColumns - 1; n++, m++ )
{
if ( n == col )
{
// Leave the new array text initially empty and just adjust the
// index (to compensate for "m++" done by the loop anyhow).
m--;
}
else // Not the newly inserted column.
{
// Copy the old text value.
m_columnsTexts[n - 1] = oldTexts[m - 1];
}
}
}
void OnDeleteColumn(unsigned col, unsigned numColumns)
{
wxASSERT_MSG( col, "Shouldn't be called for the first column" );
if ( !m_columnsTexts )
return;
wxScopedArray<wxString> oldTexts(m_columnsTexts);
m_columnsTexts = new wxString[numColumns - 2];
// As above, n is the index in the new column texts array and m is the
// index in the old one.
for ( unsigned n = 1, m = 1; n < numColumns - 1; n++, m++ )
{
if ( m == col )
{
// Skip copying the deleted column and keep the new index the
// same (so compensate for "n++" done in the loop).
n--;
}
else // Not the deleted column.
{
m_columnsTexts[n - 1] = oldTexts[m - 1];
}
}
}
void OnDeleteColumn(unsigned col, unsigned numColumns)
{
wxASSERT_MSG( col, "Shouldn't be called for the first column" );
if ( !m_columnsTexts )
return;
wxScopedArray<wxString> oldTexts(m_columnsTexts);
m_columnsTexts = new wxString[numColumns - 2];
for ( unsigned n = 1, m = 1; n < numColumns - 1; n++, m++ )
{
if ( n == col )
{
n--;
}
else // Not the deleted column.
{
m_columnsTexts[n - 1] = oldTexts[m - 1];
}
}
}
