logdiag/liblogdiag/ld-diagram.h

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/*
* ld-diagram.h
*
* This file is a part of logdiag.
* Copyright Přemysl Janouch 2010 - 2011. All rights reserved.
*
* See the file LICENSE for licensing information.
*
*/
#ifndef __LD_DIAGRAM_H__
#define __LD_DIAGRAM_H__
G_BEGIN_DECLS
#define LD_TYPE_DIAGRAM (ld_diagram_get_type ())
#define LD_DIAGRAM(obj) (G_TYPE_CHECK_INSTANCE_CAST \
((obj), LD_TYPE_DIAGRAM, LdDiagram))
#define LD_DIAGRAM_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST \
((klass), LD_TYPE_DIAGRAM, LdDiagramClass))
#define LD_IS_DIAGRAM(obj) (G_TYPE_CHECK_INSTANCE_TYPE \
((obj), LD_TYPE_DIAGRAM))
#define LD_IS_DIAGRAM_CLASS(klass) (G_TYPE_CHECK_INSTANCE_TYPE \
((klass), LD_TYPE_DIAGRAM))
#define LD_DIAGRAM_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS \
((obj), LD_DIAGRAM, LdDiagramClass))
typedef struct _LdDiagram LdDiagram;
typedef struct _LdDiagramClass LdDiagramClass;
typedef struct _LdDiagramPrivate LdDiagramPrivate;
/**
* LdDiagram:
*
* A diagram object.
*/
struct _LdDiagram
{
/*< private >*/
GObject parent_instance;
LdDiagramPrivate *priv;
};
struct _LdDiagramClass
{
/*< private >*/
GObjectClass parent_class;
guint changed_signal;
guint selection_changed_signal;
void (*changed) (LdDiagram *self);
void (*selection_changed) (LdDiagram *self);
};
GQuark ld_diagram_error_quark (void);
/**
* LD_DIAGRAM_ERROR:
*
* Uset to get the #GError quark for #LdDiagram errors.
*/
#define LD_DIAGRAM_ERROR (ld_diagram_error_quark ())
/**
* LdDiagramError:
* @LD_DIAGRAM_ERROR_DIAGRAM_CORRUPT: The input diagram is corrupt.
*
* These identify errors that can occur while calling #LdDiagram functions.
*/
typedef enum
{
LD_DIAGRAM_ERROR_DIAGRAM_CORRUPT
}
LdDiagramError;
GType ld_diagram_get_type (void) G_GNUC_CONST;
LdDiagram *ld_diagram_new (void);
void ld_diagram_clear (LdDiagram *self);
gboolean ld_diagram_load_from_file (LdDiagram *self,
const gchar *filename, GError **error);
gboolean ld_diagram_save_to_file (LdDiagram *self,
const gchar *filename, GError **error);
gboolean ld_diagram_get_modified (LdDiagram *self);
void ld_diagram_set_modified (LdDiagram *self, gboolean value);
gboolean ld_diagram_can_undo (LdDiagram *self);
gboolean ld_diagram_can_redo (LdDiagram *self);
void ld_diagram_undo (LdDiagram *self);
void ld_diagram_redo (LdDiagram *self);
void ld_diagram_begin_user_action (LdDiagram *self);
void ld_diagram_end_user_action (LdDiagram *self);
GList *ld_diagram_get_objects (LdDiagram *self);
void ld_diagram_insert_object (LdDiagram *self,
LdDiagramObject *object, gint pos);
void ld_diagram_remove_object (LdDiagram *self,
LdDiagramObject *object);
GList *ld_diagram_get_selection (LdDiagram *self);
void ld_diagram_remove_selection (LdDiagram *self);
void ld_diagram_select (LdDiagram *self, LdDiagramObject *object);
void ld_diagram_select_all (LdDiagram *self);
void ld_diagram_unselect (LdDiagram *self, LdDiagramObject *object);
void ld_diagram_unselect_all (LdDiagram *self);
/*
GList *ld_diagram_get_connections (LdDiagram *self);
void ld_diagram_connection_add (LdDiagram *self,
LdConnection *connection, gint pos);
void ld_diagram_connection_remove (LdDiagram *self,
LdConnection *connection);
*/
G_END_DECLS
#endif /* ! __LD_DIAGRAM_H__ */