$v) { if (property_exists($this, $k)) $this->$k = $v; else trigger_error(self::class.'::__construct - unrecognized option: ' . $k); } } public function &iterate() : \Generator { reset($this->__tabs); foreach ($this->__tabs as $idx => &$tab) yield $idx => $tab; } public function addListviewTab(Listview $lv) : void { $this->__tabs[] = $lv; } public function addDataTab(string $id, string $name, string $data) : void { $this->__tabs[] = ['id' => $id, 'name' => $name, 'data' => $data]; $this->__forceTabs = true; // otherwise a single DataTab could not be accessed } public function getDataContainer() : \Generator { foreach ($this->__tabs as $tab) if (is_array($tab)) yield ''; } public function getFlush() : string { if ($this->isTabbed()) return $this->__tabVar.".flush();"; return ''; } public function isTabbed() : bool { return count($this->__tabs) > 1 || $this->__forceTabs; } /***********************/ /* enable deep cloning */ /***********************/ public function __clone() { foreach ($this->__tabs as $idx => $tab) { if (is_array($tab)) continue; $this->__tabs[$idx] = clone $tab; } } /******************/ /* make countable */ /******************/ public function count() : int { return count($this->__tabs); } /************************/ /* make Tabs stringable */ /************************/ public function jsonSerialize() : array { $result = []; foreach ($this as $prop => $val) if ($val !== null && $prop[0] != '_') $result[$prop] = $val; return $result; } public function __toString() : string { $result = ''; if ($this->isTabbed()) $result .= "var ".$this->__tabVar." = new Tabs(".Util::toJSON($this).");\n"; foreach ($this->__tabs as $tab) { if (is_array($tab)) { $n = $tab['name'][0] == '$' ? substr($tab['name'], 1) : "'".$tab['name']."'"; $result .= $this->__tabVar.".add(".$n.", { id: '".$tab['id']."' });\n"; } else { if ($this->isTabbed()) $tab->setTabs($this->__tabVar); $result .= $tab; // Listview::__toString here } } return $result . "\n"; } } ?>