… | |
… | |
83 | struct attachable_base |
83 | struct attachable_base |
84 | { |
84 | { |
85 | void *self, *cb; // CF+ perl self and callback |
85 | void *self, *cb; // CF+ perl self and callback |
86 | const char *attach; // generic extension attachment information |
86 | const char *attach; // generic extension attachment information |
87 | |
87 | |
88 | void clear (); // called when free'ing objects |
88 | void clear (); // called when free'ing objects |
89 | void optimise (); // possibly save some memory by destroying unneeded data |
89 | void optimise (); // possibly save some memory by destroying unneeded data |
|
|
90 | void instantiate (data_type type, void *obj); |
90 | |
91 | |
91 | void attachable_init () |
92 | void attachable_init () |
92 | { |
93 | { |
93 | self = cb = 0; |
94 | self = cb = 0; |
94 | attach = 0; |
95 | attach = 0; |
… | |
… | |
101 | template<class subclass> |
102 | template<class subclass> |
102 | struct attachable : attachable_base |
103 | struct attachable : attachable_base |
103 | { |
104 | { |
104 | static data_type get_dt () |
105 | static data_type get_dt () |
105 | { |
106 | { |
106 | subclass::get_dt (); |
107 | return subclass::get_dt (); |
|
|
108 | } |
|
|
109 | |
|
|
110 | void instantiate () |
|
|
111 | { |
|
|
112 | if (attach) |
|
|
113 | attachable_base::instantiate (get_dt (), static_cast<subclass *>(this)); |
107 | } |
114 | } |
108 | }; |
115 | }; |
109 | |
116 | |
110 | struct object_freezer |
117 | struct object_freezethaw |
111 | { |
118 | { |
112 | const char *filename; |
|
|
113 | void *av; |
119 | void *av; |
|
|
120 | FILE *fp; |
|
|
121 | |
|
|
122 | operator FILE *() { return fp; } |
|
|
123 | }; |
|
|
124 | |
|
|
125 | struct object_freezer : object_freezethaw |
|
|
126 | { |
|
|
127 | void *filename; |
114 | |
128 | |
115 | object_freezer (const char *filename); |
129 | object_freezer (const char *filename); |
116 | ~object_freezer (); |
130 | ~object_freezer (); |
117 | |
131 | |
118 | void put (FILE *fp, attachable_base *ext); |
132 | void put (attachable_base *ext); |
119 | |
133 | |
120 | template<class subclass> |
134 | template<class subclass> |
121 | void put (FILE *fp, attachable<subclass> *obj) |
135 | void put (attachable<subclass> *obj) |
122 | { |
136 | { |
123 | put (fp, (attachable_base *)obj); |
137 | put ((attachable_base *)obj); |
124 | } |
138 | } |
125 | |
|
|
126 | void finish (); |
|
|
127 | }; |
139 | }; |
128 | |
140 | |
129 | struct object_thawer |
141 | struct object_thawer : object_freezethaw |
130 | { |
142 | { |
131 | void *av; |
|
|
132 | |
|
|
133 | object_thawer (const char *filename = 0); |
143 | object_thawer (const char *filename = 0); |
134 | ~object_thawer (); |
144 | ~object_thawer (); |
135 | |
145 | |
136 | void get (data_type type, void *obj, attachable_base *ext, int oid); |
146 | void get (data_type type, void *obj, attachable_base *ext, int oid); |
137 | |
147 | |
… | |
… | |
139 | void get (attachable<subclass> *obj, int oid) |
149 | void get (attachable<subclass> *obj, int oid) |
140 | { |
150 | { |
141 | if (av) |
151 | if (av) |
142 | get (subclass::get_dt (), (subclass *)obj, obj, oid); |
152 | get (subclass::get_dt (), (subclass *)obj, obj, oid); |
143 | } |
153 | } |
144 | |
|
|
145 | void finish (); |
|
|
146 | }; |
154 | }; |
147 | |
155 | |
148 | #endif |
156 | #endif |
149 | |
157 | |