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Diffstat (limited to 'e-util/e-reflow-model.h')
| -rw-r--r-- | e-util/e-reflow-model.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/e-util/e-reflow-model.h b/e-util/e-reflow-model.h new file mode 100644 index 0000000000..4a5f710084 --- /dev/null +++ b/e-util/e-reflow-model.h @@ -0,0 +1,129 @@ +/* + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) version 3. + * + * 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with the program; if not, see <http://www.gnu.org/licenses/> + * + * + * Authors: + * Chris Lahey <clahey@ximian.com> + * + * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) + * + */ + +#if !defined (__E_UTIL_H_INSIDE__) && !defined (LIBEUTIL_COMPILATION) +#error "Only <e-util/e-util.h> should be included directly." +#endif + +#ifndef _E_REFLOW_MODEL_H_ +#define _E_REFLOW_MODEL_H_ + +#include <libgnomecanvas/libgnomecanvas.h> + +/* Standard GObject macros */ +#define E_TYPE_REFLOW_MODEL \ + (e_reflow_model_get_type ()) +#define E_REFLOW_MODEL(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST \ + ((obj), E_TYPE_REFLOW_MODEL, EReflowModel)) +#define E_REFLOW_MODEL_CLASS(cls) \ + (G_TYPE_CHECK_CLASS_CAST \ + ((cls), E_TYPE_REFLOW_MODEL, EReflowModelClass)) +#define E_IS_REFLOW_MODEL(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE \ + ((obj), E_TYPE_REFLOW_MODEL)) +#define E_IS_REFLOW_MODEL_CLASS(cls) \ + (G_TYPE_CHECK_CLASS_TYPE \ + ((cls), E_TYPE_REFLOW_MODEL)) +#define E_REFLOW_MODEL_GET_CLASS(obj) \ + (G_TYPE_INSTANCE_GET_CLASS \ + ((obj), E_TYPE_REFLOW_MODEL, EReflowModelClass)) + +G_BEGIN_DECLS + +typedef struct _EReflowModel EReflowModel; +typedef struct _EReflowModelClass EReflowModelClass; + +struct _EReflowModel { + GObject parent; +}; + +struct _EReflowModelClass { + GObjectClass parent_class; + + /* + * Virtual methods + */ + void (*set_width) (EReflowModel *etm, gint width); + + gint (*count) (EReflowModel *etm); + gint (*height) (EReflowModel *etm, gint n, GnomeCanvasGroup *parent); + GnomeCanvasItem *(*incarnate) (EReflowModel *etm, gint n, GnomeCanvasGroup *parent); + GHashTable * (*create_cmp_cache) (EReflowModel *etm); + gint (*compare) (EReflowModel *etm, gint n1, gint n2, GHashTable *cmp_cache); + void (*reincarnate) (EReflowModel *etm, gint n, GnomeCanvasItem *item); + + /* + * Signals + */ + + /* + * These all come after the change has been made. + * Major structural changes: model_changed + * Changes to the sorting of elements: comparison_changed + * Changes only in an item: item_changed + */ + void (*model_changed) (EReflowModel *etm); + void (*comparison_changed) (EReflowModel *etm); + void (*model_items_inserted) (EReflowModel *etm, gint position, gint count); + void (*model_item_removed) (EReflowModel *etm, gint position); + void (*model_item_changed) (EReflowModel *etm, gint n); +}; + +GType e_reflow_model_get_type (void); + +/**/ +void e_reflow_model_set_width (EReflowModel *e_reflow_model, + gint width); +gint e_reflow_model_count (EReflowModel *e_reflow_model); +gint e_reflow_model_height (EReflowModel *e_reflow_model, + gint n, + GnomeCanvasGroup *parent); +GnomeCanvasItem *e_reflow_model_incarnate (EReflowModel *e_reflow_model, + gint n, + GnomeCanvasGroup *parent); +GHashTable * e_reflow_model_create_cmp_cache (EReflowModel *e_reflow_model); +gint e_reflow_model_compare (EReflowModel *e_reflow_model, + gint n1, + gint n2, + GHashTable *cmp_cache); +void e_reflow_model_reincarnate (EReflowModel *e_reflow_model, + gint n, + GnomeCanvasItem *item); + +/* + * Routines for emitting signals on the e_reflow + */ +void e_reflow_model_changed (EReflowModel *e_reflow_model); +void e_reflow_model_comparison_changed (EReflowModel *e_reflow_model); +void e_reflow_model_items_inserted (EReflowModel *e_reflow_model, + gint position, + gint count); +void e_reflow_model_item_removed (EReflowModel *e_reflow_model, + gint n); +void e_reflow_model_item_changed (EReflowModel *e_reflow_model, + gint n); + +G_END_DECLS + +#endif /* _E_REFLOW_MODEL_H_ */ |