/**
- 执行方法
*/
public function execute();
}
/**
- 具体命令角色
*/
class ConcreteCommand implements Command {
private $_receiver;
public function __construct(Receiver $receiver) {
$this->_receiver = $receiver;
}
/**
- 执行方法
*/
public function execute() {
$this->_receiver->action();
}
}
/**
- 接收者角色
*/
class Receiver {
/ 接收者名称 /
private $_name;
public function __construct($name) {
$this->_name = $name;
}
/**
- 行动方法
*/
public function action() {
echo $this->_name,' do action.
';
}
}
/**
private $_command;
public function __construct(Command $command) {
$this->_command = $command;
}
public function action() {
$this->_command->execute();
}
}
/**
-
客户端
*/
class Client {
/**
- Main program.
*/
public static function main() {
$receiver = new Receiver('phpppan');
$command = new ConcreteCommand($receiver);
$invoker = new Invoker($command);
$invoker->action();
}
}
Client::main();
?>
/**
- 执行方法
*/
public function execute();
}
/**
- 宏命令接口
*/
interface MacroCommand extends Command {
/**
- 宏命令聚集的管理方法，可以删除一个成员命令
- @param Command $command
*/
public function remove(Command $command);
/**
- 宏命令聚集的管理方法，可以增加一个成员命令
- @param Command $command
*/
public function add(Command $command);
}
class DemoMacroCommand implements MacroCommand {
private $_commandList;
public function __construct() {
$this->_commandList = array();
}
public function remove(Command $command) {
$key = array_search($command,$this->_commandList);
if ($key === FALSE) {
return FALSE;
}
unset($this->_commandList[$key]);
return TRUE;
}
public function add(Command $command) {
return array_push($this->_commandList,$command);
}
public function execute() {
foreach ($this->_commandList as $command) {
$command->execute();
}
}
}
/**
- 具体拷贝命令角色
*/
class CopyCommand implements Command {
private $_receiver;
public function __construct(Receiver $receiver) {
$this->_receiver = $receiver;
}
/**
- 执行方法
*/
public function execute() {
$this->_receiver->copy();
}
}
/**
- 具体拷贝命令角色
*/
class PasteCommand implements Command {
private $_receiver;
public function __construct(Receiver $receiver) {
$this->_receiver = $receiver;
}
/**
- 执行方法
*/
public function execute() {
$this->_receiver->paste();
}
}
/**
- 接收者角色
*/
class Receiver {
/ 接收者名称 /
private $_name;
public function __construct($name) {
$this->_name = $name;
}
/**
- 复制方法
*/
public function copy() {
echo $this->_name,' do copy action.
';
}
/**
- 粘贴方法
*/
public function paste() {
echo $this->_name,' do paste action.
';
}
}
/**
private $_command;
public function __construct(Command $command) {
$this->_command = $command;
}
public function action() {
$this->_command->execute();
}
}
/**
-
客户端
*/
class Client {
/**
- Main program.
*/
public static function main() {
$receiver = new Receiver('phpppan');
$pasteCommand = new PasteCommand($receiver);
$copyCommand = new CopyCommand($receiver);
$macroCommand = new DemoMacroCommand();
$macroCommand->add($copyCommand);
$macroCommand->add($pasteCommand);
$invoker = new Invoker($macroCommand);
$invoker->action();
$macroCommand->remove($copyCommand);
$invoker = new Invoker($macroCommand);
$invoker->action();
}
}
Client::main();
?>
