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Diffstat (limited to 'widgets/text/e-reflow-model.h')
| -rw-r--r-- | widgets/text/e-reflow-model.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/widgets/text/e-reflow-model.h b/widgets/text/e-reflow-model.h new file mode 100644 index 0000000000..7482e5079f --- /dev/null +++ b/widgets/text/e-reflow-model.h @@ -0,0 +1,112 @@ +/* + * + * 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) + * + */ + +#ifndef _E_REFLOW_MODEL_H_ +#define _E_REFLOW_MODEL_H_ + +#include <glib-object.h> +#include <libgnomecanvas/gnome-canvas.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +#define E_REFLOW_MODEL_TYPE (e_reflow_model_get_type ()) +#define E_REFLOW_MODEL(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), E_REFLOW_MODEL_TYPE, EReflowModel)) +#define E_REFLOW_MODEL_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), E_REFLOW_MODEL_TYPE, EReflowModelClass)) +#define E_IS_REFLOW_MODEL(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), E_REFLOW_MODEL_TYPE)) +#define E_IS_REFLOW_MODEL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), E_REFLOW_MODEL_TYPE)) +#define E_REFLOW_MODEL_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), E_REFLOW_MODEL_TYPE, EReflowModelClass)) + +typedef struct { + GObject base; +} EReflowModel; + +typedef struct { + GObjectClass parent_class; + + /* + * Virtual methods + */ + void (*set_width) (EReflowModel *etm, int width); + + int (*count) (EReflowModel *etm); + int (*height) (EReflowModel *etm, int n, GnomeCanvasGroup *parent); + GnomeCanvasItem *(*incarnate) (EReflowModel *etm, int n, GnomeCanvasGroup *parent); + int (*compare) (EReflowModel *etm, int n1, int n2); + void (*reincarnate) (EReflowModel *etm, int 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, int position, int count); + void (*model_item_removed) (EReflowModel *etm, int position); + void (*model_item_changed) (EReflowModel *etm, int n); +} EReflowModelClass; + +GType e_reflow_model_get_type (void); + +/**/ +void e_reflow_model_set_width (EReflowModel *e_reflow_model, + int width); +int e_reflow_model_count (EReflowModel *e_reflow_model); +int e_reflow_model_height (EReflowModel *e_reflow_model, + int n, + GnomeCanvasGroup *parent); +GnomeCanvasItem *e_reflow_model_incarnate (EReflowModel *e_reflow_model, + int n, + GnomeCanvasGroup *parent); +int e_reflow_model_compare (EReflowModel *e_reflow_model, + int n1, + int n2); +void e_reflow_model_reincarnate (EReflowModel *e_reflow_model, + int 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, + int position, + int count); +void e_reflow_model_item_removed (EReflowModel *e_reflow_model, + int n); +void e_reflow_model_item_changed (EReflowModel *e_reflow_model, + int n); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* _E_REFLOW_MODEL_H_ */ |