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Diffstat (limited to 'plugin.h')
| -rw-r--r-- | plugin.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/plugin.h b/plugin.h new file mode 100644 index 00000000..4182bd36 --- /dev/null +++ b/plugin.h @@ -0,0 +1,158 @@ +/** + * Navit, a modular navigation system. + * Copyright (C) 2005-2008 Navit Team + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#ifndef PLUGIN_C + +#ifdef __cplusplus +extern "C" { +#endif + +struct plugin; + +enum plugin_type { + plugin_type_graphics, + plugin_type_gui, + plugin_type_map, + plugin_type_osd, + plugin_type_speech, + plugin_type_vehicle, + plugin_type_event, + plugin_type_font, + plugin_type_last, +}; +#endif + +struct container; +struct popup; +struct popup_item; +#undef PLUGIN_FUNC1 +#undef PLUGIN_FUNC3 +#undef PLUGIN_FUNC4 +#undef PLUGIN_TYPE +#define PLUGIN_PROTO(name,args...) void name(args) + +#ifdef PLUGIN_C +#define PLUGIN_REGISTER(name,args...) \ +void \ +plugin_register_##name(PLUGIN_PROTO((*func),args)) \ +{ \ + plugin_##name##_func=func; \ +} + +#define PLUGIN_CALL(name,args...) \ +{ \ + if (plugin_##name##_func) \ + (*plugin_##name##_func)(args); \ +} + +#define PLUGIN_FUNC1(name,t1,p1) \ +PLUGIN_PROTO((*plugin_##name##_func),t1 p1); \ +void plugin_call_##name(t1 p1) PLUGIN_CALL(name,p1) \ +PLUGIN_REGISTER(name,t1 p1) + +#define PLUGIN_FUNC3(name,t1,p1,t2,p2,t3,p3) \ +PLUGIN_PROTO((*plugin_##name##_func),t1 p1,t2 p2,t3 p3); \ +void plugin_call_##name(t1 p1,t2 p2, t3 p3) PLUGIN_CALL(name,p1,p2,p3) \ +PLUGIN_REGISTER(name,t1 p1,t2 p2,t3 p3) + +#define PLUGIN_FUNC4(name,t1,p1,t2,p2,t3,p3,t4,p4) \ +PLUGIN_PROTO((*plugin_##name##_func),t1 p1,t2 p2,t3 p3,t4 p4); \ +void plugin_call_##name(t1 p1,t2 p2, t3 p3, t4 p4) PLUGIN_CALL(name,p1,p2,p3,p4) \ +PLUGIN_REGISTER(name,t1 p1,t2 p2,t3 p3,t4 p4) + +struct name_val { + char *name; + void *val; +}; + +GList *plugin_types[plugin_type_last]; + +#define PLUGIN_TYPE(type,newargs) \ +struct type##_priv; \ +struct type##_methods; \ +void \ +plugin_register_##type##_type(const char *name, struct type##_priv *(*new_) newargs) \ +{ \ + struct name_val *nv; \ + nv=g_new(struct name_val, 1); \ + nv->name=g_strdup(name); \ + nv->val=new_; \ + plugin_types[plugin_type_##type]=g_list_append(plugin_types[plugin_type_##type], nv); \ +} \ + \ +void * \ +plugin_get_##type##_type(const char *name) \ +{ \ + return plugin_get_type(plugin_type_##type, #type, name); \ +} + +#else +#define PLUGIN_FUNC1(name,t1,p1) \ +void plugin_register_##name(void(*func)(t1 p1)); \ +void plugin_call_##name(t1 p1); + +#define PLUGIN_FUNC3(name,t1,p1,t2,p2,t3,p3) \ +void plugin_register_##name(void(*func)(t1 p1,t2 p2,t3 p3)); \ +void plugin_call_##name(t1 p1,t2 p2,t3 p3); + +#define PLUGIN_FUNC4(name,t1,p1,t2,p2,t3,p3,t4,p4) \ +void plugin_register_##name(void(*func)(t1 p1,t2 p2,t3 p3,t4 p4)); \ +void plugin_call_##name(t1 p1,t2 p2,t3 p3,t4 p4); + +#define PLUGIN_TYPE(type,newargs) \ +struct type##_priv; \ +struct type##_methods; \ +void plugin_register_##type##_type(const char *name, struct type##_priv *(*new_) newargs); \ +void *plugin_get_##type##_type(const char *name); + +#endif + +#include "plugin_def.h" + +#ifndef USE_PLUGINS +#define plugin_module_cat3(pre,mod,post) pre##mod##post +#define plugin_module_cat2(pre,mod,post) plugin_module_cat3(pre,mod,post) +#define plugin_module_cat(pre,post) plugin_module_cat2(pre,MODULE,post) +#define plugin_init plugin_module_cat(module_,_init) +#endif + +struct attr; + +/* prototypes */ +void plugin_init(void); +int plugin_load(struct plugin *pl); +char *plugin_get_name(struct plugin *pl); +int plugin_get_active(struct plugin *pl); +void plugin_set_active(struct plugin *pl, int active); +void plugin_set_lazy(struct plugin *pl, int lazy); +void plugin_call_init(struct plugin *pl); +void plugin_unload(struct plugin *pl); +void plugin_destroy(struct plugin *pl); +struct plugins *plugins_new(void); +struct plugin *plugin_new(struct attr *parent, struct attr ** attrs); +void plugins_init(struct plugins *pls); +void plugins_destroy(struct plugins *pls); +void *plugin_get_type(enum plugin_type type, const char *type_name, const char *name); +/* end of prototypes */ + +#ifdef __cplusplus +} +#endif + + |