tag containing all the appropriate tags. * Makes use of {@link FormField->createTag()} to generate the * tag and option elements inside is as the content of the . * * @return string HTML tag for this dropdown field */ function Field() { $options = ''; $source = $this->getSource(); if($source) { // For SQLMap sources, the empty string needs to be added specially if(is_object($source) && $this->emptyString) { $options .= $this->createTag('option', array('value' => ''), $this->emptyString); } foreach($source as $value => $title) { // Blank value of field and source (e.g. "" => "(Any)") if($value === '' && ($this->value === '' || $this->value === null)) { $selected = 'selected'; } else { // Normal value from the source if($value) { $selected = ($value == $this->value) ? 'selected' : null; } else { // Do a type check comparison, we might have an array key of 0 $selected = ($value === $this->value) ? 'selected' : null; } $this->isSelected = ($selected) ? true : false; } $options .= $this->createTag( 'option', array( 'selected' => $selected, 'value' => $value ), $title ); } } $attributes = array( 'class' => ($this->extraClass() ? $this->extraClass() : ''), 'id' => $this->id(), 'name' => $this->name, 'tabindex' => $this->getTabIndex() ); if($this->disabled) $attributes['disabled'] = 'disabled'; return $this->createTag('select', $attributes, $options); } }