106 lines
3.8 KiB
C
106 lines
3.8 KiB
C
/*
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* mooscript-context.h
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*
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* Copyright (C) 2004-2006 by Yevgen Muntyan <muntyan@math.tamu.edu>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* See COPYING file that comes with this distribution.
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*/
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#ifndef MOO_SCRIPT_CONTEXT_H
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#define MOO_SCRIPT_CONTEXT_H
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#include <mooscript/mooscript-func.h>
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G_BEGIN_DECLS
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#define MS_TYPE_CONTEXT (ms_context_get_type ())
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#define MS_CONTEXT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), MS_TYPE_CONTEXT, MSContext))
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#define MS_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), MS_TYPE_CONTEXT, MSContextClass))
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#define MS_IS_CONTEXT(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), MS_TYPE_CONTEXT))
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#define MS_IS_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), MS_TYPE_CONTEXT))
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#define MS_CONTEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), MS_TYPE_CONTEXT, MSContextClass))
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typedef struct _MSContextPrivate MSContextPrivate;
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typedef struct _MSContextClass MSContextClass;
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typedef struct _MSVariable MSVariable;
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struct _MSVariable {
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guint ref_count;
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MSValue *value;
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MSFunc *func; /* called with no arguments */
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};
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typedef enum {
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MS_ERROR_NONE = 0,
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MS_ERROR_TYPE,
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MS_ERROR_VALUE,
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MS_ERROR_NAME,
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MS_ERROR_RUNTIME,
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MS_ERROR_LAST
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} MSError;
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struct _MSContext {
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GObject object;
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MSContextPrivate *priv;
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gpointer window;
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};
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struct _MSContextClass {
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GObjectClass object_class;
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MSValue* (*get_env_var) (MSContext *ctx,
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const char *name);
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};
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GType ms_context_get_type (void) G_GNUC_CONST;
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MSVariable *ms_variable_new_value (MSValue *value);
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MSVariable *ms_variable_ref (MSVariable *var);
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void ms_variable_unref (MSVariable *var);
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MSValue *ms_context_eval_variable (MSContext *ctx,
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const char *name);
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gboolean ms_context_assign_variable (MSContext *ctx,
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const char *name,
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MSValue *value);
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gboolean ms_context_assign_positional (MSContext *ctx,
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guint n,
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MSValue *value);
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gboolean ms_context_assign_string (MSContext *ctx,
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const char *name,
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const char *value);
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MSValue *ms_context_get_env_variable (MSContext *ctx,
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const char *name);
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gboolean ms_context_set_var (MSContext *ctx,
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const char *name,
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MSVariable *var);
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gboolean ms_context_set_func (MSContext *ctx,
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const char *name,
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MSFunc *func);
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MSValue *ms_context_set_error (MSContext *ctx,
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MSError error,
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const char *message);
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MSValue *ms_context_format_error (MSContext *ctx,
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MSError error,
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const char *format,
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...);
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const char *ms_context_get_error_msg (MSContext *ctx);
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void ms_context_clear_error (MSContext *ctx);
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G_END_DECLS
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#endif /* MOO_SCRIPT_CONTEXT_H */
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