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Adjust pin table sort 

The sort routine requires the value to be true with a is strictly lower
than b.  But just inverting the '<' doesn't yield strictly lower, it
includes '>='.  This causes items to jump in the list.
This commit is contained in:
Seth Hillbrand 2019-11-12 17:24:57 -08:00
parent 42f5c944b3
commit f4a1fef3b0
1 changed files with 18 additions and 7 deletions
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25
eeschema/dialogs/dialog_lib_edit_pin_table.cpp
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@ -246,29 +246,40 @@ public:
rhStr = GetValue( rhs, sortCol, units );
}
bool cmp;
bool res;
// N.B. To meet the iterator sort conditions, we cannot simply invert the truth
// to get the opposite sort. i.e. ~(a<b) != (a>b)
auto cmp = [ ascending ]( const auto a, const auto b )
{
if( ascending )
return a < b;
else
return b < a;
};
switch( sortCol )
{
case COL_NUMBER:
case COL_NAME:
cmp = PinNumbers::Compare( lhStr, rhStr ) < 0;
res = cmp( PinNumbers::Compare( lhStr, rhStr ), 0 );
break;
case COL_NUMBER_SIZE:
case COL_NAME_SIZE:
cmp = ValueFromString( units, lhStr, true ) < ValueFromString( units, rhStr, true );
res = cmp( ValueFromString( units, lhStr, true ),
ValueFromString( units, rhStr, true ) );
break;
case COL_LENGTH:
case COL_POSX:
case COL_POSY:
cmp = ValueFromString( units, lhStr ) < ValueFromString( units, rhStr );
res = cmp( ValueFromString( units, lhStr ), ValueFromString( units, rhStr ) );
break;
default:
cmp = StrNumCmp( lhStr, rhStr ) < 0;
res = cmp( StrNumCmp( lhStr, rhStr ), 0 );
break;
}
return ascending == cmp;
return res;
}
void RebuildRows( LIB_PINS& aPins, bool groupByName )
@ -325,7 +336,7 @@ public:
void SortRows( int aSortCol, bool ascending )
{
std::sort( m_rows.begin(), m_rows.end(),
[ aSortCol, ascending, this ]( LIB_PINS& lhs, LIB_PINS& rhs ) -> bool
[ aSortCol, ascending, this ]( const LIB_PINS& lhs, const LIB_PINS& rhs ) -> bool
{
return compare( lhs, rhs, aSortCol, ascending, m_userUnits );
} );