diff options
Diffstat (limited to 'e-util')
| -rw-r--r-- | e-util/e-sorter.c | 142 | ||||
| -rw-r--r-- | e-util/e-sorter.h | 59 |
2 files changed, 201 insertions, 0 deletions
diff --git a/e-util/e-sorter.c b/e-util/e-sorter.c new file mode 100644 index 0000000000..b6e0c000fc --- /dev/null +++ b/e-util/e-sorter.c @@ -0,0 +1,142 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* + * E-sorted.c: Virtual sorter class + * + * Author: + * Chris Lahey <clahey@ximian.com> + * + * (C) 2000,2001 Ximian, Inc. + */ +#include <config.h> +#include <stdlib.h> +#include <gtk/gtksignal.h> +#include <string.h> +#include "gal/util/e-util.h" +#include "e-sorter.h" + +#define d(x) + +#define PARENT_TYPE gtk_object_get_type() + +static GtkObjectClass *parent_class; + +#define ES_CLASS(es) ((ESorterClass *)((GtkObject *)(es))->klass) + +static gint es_model_to_sorted (ESorter *es, int row); +static gint es_sorted_to_model (ESorter *es, int row); +static void es_get_model_to_sorted_array (ESorter *es, int **array, int *count); +static void es_get_sorted_to_model_array (ESorter *es, int **array, int *count); +static gboolean es_needs_sorting(ESorter *es); + +static void +es_class_init (ESorterClass *klass) +{ + parent_class = gtk_type_class (PARENT_TYPE); + + klass->model_to_sorted = es_model_to_sorted; + klass->sorted_to_model = es_sorted_to_model; + klass->get_model_to_sorted_array = es_get_model_to_sorted_array; + klass->get_sorted_to_model_array = es_get_sorted_to_model_array; + klass->needs_sorting = es_needs_sorting; +} + +static void +es_init (ESorter *es) +{ +} + +E_MAKE_TYPE(e_sorter, "ESorter", ESorter, es_class_init, es_init, PARENT_TYPE); + +ESorter * +e_sorter_new (void) +{ + ESorter *es = gtk_type_new (E_SORTER_TYPE); + + return es; +} + + +static gint +es_model_to_sorted (ESorter *es, int row) +{ + return row; +} + +static gint +es_sorted_to_model (ESorter *es, int row) +{ + return row; +} + + +static void +es_get_model_to_sorted_array (ESorter *es, int **array, int *count) +{ +} + +static void +es_get_sorted_to_model_array (ESorter *es, int **array, int *count) +{ +} + + +static gboolean +es_needs_sorting(ESorter *es) +{ + return FALSE; +} + +gint +e_sorter_model_to_sorted (ESorter *es, int row) +{ + g_return_val_if_fail(es != NULL, -1); + g_return_val_if_fail(row >= 0, -1); + + if (ES_CLASS(es)->model_to_sorted) + return ES_CLASS(es)->model_to_sorted (es, row); + else + return -1; +} + +gint +e_sorter_sorted_to_model (ESorter *es, int row) +{ + g_return_val_if_fail(es != NULL, -1); + g_return_val_if_fail(row >= 0, -1); + + if (ES_CLASS(es)->sorted_to_model) + return ES_CLASS(es)->sorted_to_model (es, row); + else + return -1; +} + + +void +e_sorter_get_model_to_sorted_array (ESorter *es, int **array, int *count) +{ + g_return_if_fail(es != NULL); + + if (ES_CLASS(es)->get_model_to_sorted_array) + ES_CLASS(es)->get_model_to_sorted_array (es, array, count); +} + +void +e_sorter_get_sorted_to_model_array (ESorter *es, int **array, int *count) +{ + g_return_if_fail(es != NULL); + + if (ES_CLASS(es)->get_sorted_to_model_array) + ES_CLASS(es)->get_sorted_to_model_array (es, array, count); +} + + +gboolean +e_sorter_needs_sorting(ESorter *es) +{ + g_return_val_if_fail (es != NULL, FALSE); + + if (ES_CLASS(es)->needs_sorting) + return ES_CLASS(es)->needs_sorting (es); + else + return FALSE; +} diff --git a/e-util/e-sorter.h b/e-util/e-sorter.h new file mode 100644 index 0000000000..fa6c5bbc60 --- /dev/null +++ b/e-util/e-sorter.h @@ -0,0 +1,59 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +#ifndef _E_SORTER_H_ +#define _E_SORTER_H_ + +#include <gtk/gtkobject.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +#define E_SORTER_TYPE (e_sorter_get_type ()) +#define E_SORTER(o) (GTK_CHECK_CAST ((o), E_SORTER_TYPE, ESorter)) +#define E_SORTER_CLASS(k) (GTK_CHECK_CLASS_CAST((k), E_SORTER_TYPE, ESorterClass)) +#define E_IS_SORTER(o) (GTK_CHECK_TYPE ((o), E_SORTER_TYPE)) +#define E_IS_SORTER_CLASS(k) (GTK_CHECK_CLASS_TYPE ((k), E_SORTER_TYPE)) + +typedef struct { + GtkObject base; +} ESorter; + +typedef struct { + GtkObjectClass parent_class; + gint (*model_to_sorted) (ESorter *sorter, + int row); + gint (*sorted_to_model) (ESorter *sorter, + int row); + + void (*get_model_to_sorted_array) (ESorter *sorter, + int **array, + int *count); + void (*get_sorted_to_model_array) (ESorter *sorter, + int **array, + int *count); + + gboolean (*needs_sorting) (ESorter *sorter); +} ESorterClass; + +GtkType e_sorter_get_type (void); +ESorter *e_sorter_new (void); + +gint e_sorter_model_to_sorted (ESorter *sorter, + int row); +gint e_sorter_sorted_to_model (ESorter *sorter, + int row); + +void e_sorter_get_model_to_sorted_array (ESorter *sorter, + int **array, + int *count); +void e_sorter_get_sorted_to_model_array (ESorter *sorter, + int **array, + int *count); + +gboolean e_sorter_needs_sorting (ESorter *sorter); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* _E_SORTER_H_ */ |