public function visitStructureEnter(PiBX_AST_Tree $tree)
{
$structureType = $tree->getStructureType();
if ($structureType === PiBX_AST_StructureType::CHOICE()) {
$name = $tree->getParent()->getName();
$attributeName = $name . 'Select';
$this->currentClassAttributes .= "\tprivate \$" . $attributeName . " = -1;\n";
$constantNames = PiBX_Binding_Names::createChoiceConstantsFor($tree);
$i = 0;
foreach ($constantNames as $constant) {
$this->currentClassAttributes .= "\tprivate \${$constant} = {$i};\n";
++$i;
}
$methodName = ucfirst($attributeName);
$methods = "\tprivate function set{$methodName}(\$choice) {\n" . "\t\tif (\$this->{$attributeName} == -1) {\n" . "\t\t\t\$this->{$attributeName} = \$choice;\n" . "\t\t} elseif (\$this->{$attributeName} != \$choice) {\n" . "\t\t\tthrow new RuntimeException('Need to call clear{$methodName}() before changing existing choice');\n" . "\t\t}\n" . "\t}\n";
$methods .= "\tpublic function clear{$methodName}() {\n" . "\t\t\$this->{$attributeName} = -1;\n" . "\t}\n";
$this->currentClassMethods .= $methods;
}
return true;
}
