diff options
Diffstat (limited to 'widgets/table/e-table-without.c')
-rw-r--r-- | widgets/table/e-table-without.c | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/widgets/table/e-table-without.c b/widgets/table/e-table-without.c deleted file mode 100644 index 2f6fb77733..0000000000 --- a/widgets/table/e-table-without.c +++ /dev/null @@ -1,366 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * E-table-without.c: Implements a table that contains a subset of another table. - * - * Author: - * Miguel de Icaza (miguel@gnu.org) - * - * (C) 1999 Ximian, Inc. - */ -#include <config.h> -#include <stdlib.h> -#include <string.h> -#include <gtk/gtksignal.h> -#include "gal/util/e-util.h" -#include "e-table-without.h" - -#define ETW_CLASS(e) ((ETableWithoutClass *)((GtkObject *)e)->klass) - -#define PARENT_TYPE E_TABLE_SUBSET_TYPE - -#define INCREMENT_AMOUNT 10 - -static ETableSubsetClass *parent_class; - -struct _ETableWithoutPrivate { - GHashTable *hash; - - GHashFunc hash_func; - GCompareFunc compare_func; - - ETableWithoutGetKeyFunc get_key_func; - ETableWithoutDuplicateKeyFunc duplicate_key_func; - ETableWithoutFreeKeyFunc free_gotten_key_func; - ETableWithoutFreeKeyFunc free_duplicated_key_func; - - void *closure; -}; - -static gboolean -check (ETableWithout *etw, int model_row) -{ - gboolean ret_val; - void *key; - ETableSubset *etss = E_TABLE_SUBSET (etw); - - if (etw->priv->get_key_func) - key = etw->priv->get_key_func (etss->source, model_row, etw->priv->closure); - else - key = GINT_TO_POINTER (model_row); - ret_val = (g_hash_table_lookup (etw->priv->hash, key) != NULL); - if (etw->priv->free_gotten_key_func) - etw->priv->free_gotten_key_func (key, etw->priv->closure); - return ret_val; -} - -static gboolean -check_with_key (ETableWithout *etw, void *key, int model_row) -{ - gboolean ret_val; - void *key2; - ETableSubset *etss = E_TABLE_SUBSET (etw); - - if (etw->priv->get_key_func) - key2 = etw->priv->get_key_func (etss->source, model_row, etw->priv->closure); - else - key2 = GINT_TO_POINTER (model_row); - if (etw->priv->compare_func) - ret_val = (etw->priv->compare_func (key, key2)); - else - ret_val = (key == key2); - if (etw->priv->free_gotten_key_func) - etw->priv->free_gotten_key_func (key2, etw->priv->closure); - return ret_val; -} - -static gint -etw_view_to_model_row (ETableWithout *etw, int view_row) -{ - ETableSubset *etss = E_TABLE_SUBSET (etw); - return etss->map_table[view_row]; -} - -static void -add_row (ETableWithout *etw, int model_row) -{ - ETableSubset *etss = E_TABLE_SUBSET (etw); - - e_table_model_pre_change (E_TABLE_MODEL (etw)); - - etss->map_table = g_renew (int, etss->map_table, etss->n_map + 1); - - etss->map_table[etss->n_map++] = model_row; - - e_table_model_row_inserted (E_TABLE_MODEL (etw), etss->n_map - 1); -} - -static void -remove_row (ETableWithout *etw, int view_row) -{ - ETableSubset *etss = E_TABLE_SUBSET (etw); - - e_table_model_pre_change (E_TABLE_MODEL (etw)); - memmove (etss->map_table + view_row, etss->map_table + view_row + 1, (etss->n_map - view_row - 1) * sizeof (int)); - etss->n_map --; - e_table_model_row_deleted (E_TABLE_MODEL (etw), view_row); -} - -static void -delete_hash_element (gpointer key, - gpointer value, - gpointer closure) -{ - ETableWithout *etw = closure; - if (etw->priv->free_duplicated_key_func) - etw->priv->free_duplicated_key_func (key, etw->priv->closure); -} - -static void -etw_destroy (GtkObject *object) -{ - ETableWithout *etw = E_TABLE_WITHOUT (object); - - if (etw->priv) { - if (etw->priv->hash) { - g_hash_table_foreach (etw->priv->hash, delete_hash_element, etw); - g_hash_table_destroy (etw->priv->hash); - etw->priv->hash = NULL; - } - g_free (etw->priv); - etw->priv = NULL; - } - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - -static void -etw_proxy_model_rows_inserted (ETableSubset *etss, ETableModel *etm, int model_row, int count) -{ - int i; - ETableWithout *etw = E_TABLE_WITHOUT (etss); - - /* i is View row */ - for (i = 0; i < etss->n_map; i++) { - if (etss->map_table[i] > model_row) - etss->map_table[i] += count; - } - - /* i is Model row */ - for (i = model_row; i < model_row + count; i++) { - if (!check (etw, i)) { - add_row (etw, i); - } - } -} - -static void -etw_proxy_model_rows_deleted (ETableSubset *etss, ETableModel *etm, int model_row, int count) -{ - int i; /* View row */ - ETableWithout *etw = E_TABLE_WITHOUT (etss); - - for (i = 0; i < etss->n_map; i++) { - if (etss->map_table[i] >= model_row && etss->map_table[i] < model_row + count) { - remove_row (etw, i); - i--; - } else if (etss->map_table[i] >= model_row + count) - etss->map_table[i] -= count; - } -} - -static void -etw_proxy_model_changed (ETableSubset *etss, ETableModel *etm) -{ - int i; /* Model row */ - int j; /* View row */ - int row_count; - ETableWithout *etw = E_TABLE_WITHOUT (etss); - - g_free (etss->map_table); - row_count = e_table_model_row_count (etm); - etss->map_table = g_new (int, row_count); - - for (i = 0, j = 0; i < row_count; i++) { - if (!check (etw, i)) { - etss->map_table[j++] = i; - } - } - etss->n_map = j; - - if (parent_class->proxy_model_changed) - parent_class->proxy_model_changed (etss, etm); -} - -static void -etw_class_init (ETableWithoutClass *klass) -{ - ETableSubsetClass *etss_class = E_TABLE_SUBSET_CLASS (klass); - GtkObjectClass *object_class = GTK_OBJECT_CLASS (klass); - - parent_class = gtk_type_class (PARENT_TYPE); - - object_class->destroy = etw_destroy; - - etss_class->proxy_model_rows_inserted = etw_proxy_model_rows_inserted; - etss_class->proxy_model_rows_deleted = etw_proxy_model_rows_deleted; - etss_class->proxy_model_changed = etw_proxy_model_changed; -} - -static void -etw_init (ETableWithout *etw) -{ - etw->priv = g_new (ETableWithoutPrivate, 1); - etw->priv->hash_func = NULL; - etw->priv->compare_func = NULL; - etw->priv->get_key_func = NULL; - etw->priv->duplicate_key_func = NULL; - etw->priv->free_gotten_key_func = NULL; - etw->priv->free_duplicated_key_func = NULL; -} - -E_MAKE_TYPE(e_table_without, "ETableWithout", ETableWithout, etw_class_init, etw_init, PARENT_TYPE); - -ETableModel * -e_table_without_construct (ETableWithout *etw, - ETableModel *source, - GHashFunc hash_func, - GCompareFunc compare_func, - ETableWithoutGetKeyFunc get_key_func, - ETableWithoutDuplicateKeyFunc duplicate_key_func, - ETableWithoutFreeKeyFunc free_gotten_key_func, - ETableWithoutFreeKeyFunc free_duplicated_key_func, - void *closure) -{ - if (e_table_subset_construct (E_TABLE_SUBSET(etw), source, 1) == NULL) - return NULL; - E_TABLE_SUBSET(etw)->n_map = 0; - - etw->priv->hash_func = hash_func; - etw->priv->compare_func = compare_func; - etw->priv->get_key_func = get_key_func; - etw->priv->duplicate_key_func = duplicate_key_func; - etw->priv->free_gotten_key_func = free_gotten_key_func; - etw->priv->free_duplicated_key_func = free_duplicated_key_func; - etw->priv->closure = closure; - - etw->priv->hash = g_hash_table_new (etw->priv->hash_func, etw->priv->compare_func); - - return E_TABLE_MODEL (etw); -} - -ETableModel * -e_table_without_new (ETableModel *source, - GHashFunc hash_func, - GCompareFunc compare_func, - ETableWithoutGetKeyFunc get_key_func, - ETableWithoutDuplicateKeyFunc duplicate_key_func, - ETableWithoutFreeKeyFunc free_gotten_key_func, - ETableWithoutFreeKeyFunc free_duplicated_key_func, - void *closure) -{ - ETableWithout *etw = gtk_type_new (E_TABLE_WITHOUT_TYPE); - - if (e_table_without_construct (etw, - source, - hash_func, - compare_func, - get_key_func, - duplicate_key_func, - free_gotten_key_func, - free_duplicated_key_func, - closure) - == NULL) { - gtk_object_unref (GTK_OBJECT (etw)); - return NULL; - } - - return (ETableModel *) etw; -} - -void e_table_without_hide (ETableWithout *etw, - void *key) -{ - int i; /* View row */ - ETableSubset *etss = E_TABLE_SUBSET (etw); - - if (etw->priv->duplicate_key_func) - key = etw->priv->duplicate_key_func (key, etw->priv->closure); - - g_hash_table_insert (etw->priv->hash, key, key); - for (i = 0; i < etss->n_map; i++) { - if (check_with_key (etw, key, etw_view_to_model_row (etw, i))) { - remove_row (etw, i); - i --; - } - } -} - -/* An adopted key will later be freed using the free_duplicated_key function. */ -void e_table_without_hide_adopt (ETableWithout *etw, - void *key) -{ - int i; /* View row */ - ETableSubset *etss = E_TABLE_SUBSET (etw); - - g_hash_table_insert (etw->priv->hash, key, key); - for (i = 0; i < etss->n_map; i++) { - if (check_with_key (etw, key, etw_view_to_model_row (etw, i))) { - remove_row (etw, i); - i --; - } - } -} - -void -e_table_without_show (ETableWithout *etw, - void *key) -{ - int i; /* Model row */ - ETableSubset *etss = E_TABLE_SUBSET (etw); - int count; - void *old_key; - - count = e_table_model_row_count (etss->source); - - for (i = 0; i < count; i++) { - if (check_with_key (etw, key, i)) { - add_row (etw, i); - } - } - if (g_hash_table_lookup_extended (etw->priv->hash, key, &old_key, NULL)) { -#if 0 - if (etw->priv->free_duplicated_key_func) - etw->priv->free_duplicated_key_func (key, etw->priv->closure); -#endif - g_hash_table_remove (etw->priv->hash, key); - } -} - -void -e_table_without_show_all (ETableWithout *etw) -{ - int i; /* Model row */ - int row_count; - ETableSubset *etss = E_TABLE_SUBSET (etw); - - e_table_model_pre_change (E_TABLE_MODEL (etw)); - - if (etw->priv->hash) { - g_hash_table_foreach (etw->priv->hash, delete_hash_element, etw); - g_hash_table_destroy (etw->priv->hash); - etw->priv->hash = NULL; - } - etw->priv->hash = g_hash_table_new (etw->priv->hash_func, etw->priv->compare_func); - - row_count = e_table_model_row_count (E_TABLE_MODEL(etss->source)); - g_free (etss->map_table); - etss->map_table = g_new (int, row_count); - - for (i = 0; i < row_count; i++) { - etss->map_table[i] = i; - } - etss->n_map = row_count; - - e_table_model_changed (E_TABLE_MODEL (etw)); -} |