void QgsFieldExpressionWidget::updateLineEditStyle( const QString& expression )
{
QPalette palette;
if ( !isEnabled() )
{
palette.setColor( QPalette::Text, Qt::gray );
}
else
{
bool isExpression, isValid;
if ( !expression.isEmpty() )
{
isExpression = true;
isValid = isExpressionValid( expression );
}
else
{
currentField( &isExpression, &isValid );
}
QFont font = mCombo->lineEdit()->font();
font.setItalic( isExpression );
mCombo->lineEdit()->setFont( font );
if ( isExpression && !isValid )
{
palette.setColor( QPalette::Text, Qt::red );
}
else
{
palette.setColor( QPalette::Text, Qt::black );
}
}
mCombo->lineEdit()->setPalette( palette );
}
void QgsExpressionLineEdit::updateLineEditStyle( const QString& expression )
{
if ( !mLineEdit )
return;
QPalette palette;
if ( !isEnabled() )
{
palette.setColor( QPalette::Text, Qt::gray );
}
else
{
bool isValid = true;
if ( !expression.isEmpty() )
{
isValid = isExpressionValid( expression );
}
if ( !isValid )
{
palette.setColor( QPalette::Text, Qt::red );
}
else
{
palette.setColor( QPalette::Text, Qt::black );
}
}
mLineEdit->setPalette( palette );
}
