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