ned/WindowOwner.h at master · chadbrower0/ned · 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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
#ifndef INCLUDED_WindowOwner_h
#define INCLUDED_WindowOwner_h
//////////////////////////////////////////////////////////////////////
#include <curses.h>


	class
WindowOwner
	{
	////////// member data
		protected: WINDOW* mWindow;


	////////// construction

			public:
		WindowOwner( WINDOW* window = NULL )  // takes ownership of window
			{
			mWindow = window;
			}

			public:
		~WindowOwner( )
			{
			Clear();
			}


	////////// methods -- internal

			protected: void
		Set( WINDOW* window = NULL ) // takes ownership of window
			{
			Clear();
			mWindow = window;
			}

			public: void
		Clear( )
			{
			if ( mWindow != NULL )
				{
				delwin( mWindow );
				mWindow = NULL;
				}
			}


	////////// methods -- access

			public: WINDOW*
		Get( )
			{
			return mWindow;
			}

			public: const WINDOW*
		Get( ) const
			{
			return mWindow;
			}

			public: const WindowOwner&
		operator= ( WINDOW* window ) // takes ownership of window
			{
			Set( window );
			return *this;
			}

	};


//////////////////////////////////////////////////////////////////////
#endif // #ifndef INCLUDED_WindowOwner_h