design-patterns/src/command/cpp/command.h at master · oxnz/design-patterns · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
#ifndef COMMAND_H
#define COMMAND_H

#include <list>

class Reciever
{
public:
	Reciever(){}
	void Action();
};

class Command
{
public:
	virtual void Execute() = 0;
	virtual ~Command(){}
protected:
	Command(){}
};

class Read_Command : public Command
{
public:
	Read_Command(Reciever* rev);
	void Execute();
	~Read_Command();
private:
	Reciever* m_pRev;
};

class Write_Command : public Command
{
public:
	Write_Command(Reciever* rev);
	void Execute();
	~Write_Command();
private:
	Reciever* m_pRev;
};

class Invoker
{
public:
	Invoker(Command* cmd);
	Invoker(){}
	void Notify();
	void AddCmd(Command* cmd);
	void DelCmd(Command* cmd);
	~Invoker();
private:
	Command* m_pCmd;
	std::list<Command*> m_lCmdList;
};

#endif//COMMAND_H