diff options
Diffstat (limited to 'widgets/table/e-table-sorted.c')
| -rw-r--r-- | widgets/table/e-table-sorted.c | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/widgets/table/e-table-sorted.c b/widgets/table/e-table-sorted.c deleted file mode 100644 index 4396b23ff3..0000000000 --- a/widgets/table/e-table-sorted.c +++ /dev/null @@ -1,274 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * E-table-sorted.c: Implements a table that sorts another table - * - * Author: - * Miguel de Icaza (miguel@gnu.org) - * - * (C) 1999 Ximian, Inc. - */ -#include <config.h> -#include <stdlib.h> -#include <gtk/gtksignal.h> -#include <string.h> -#include "gal/util/e-util.h" -#include "e-table-sorted.h" -#include "e-table-sorting-utils.h" - -#define d(x) - -#define PARENT_TYPE E_TABLE_SUBSET_TYPE - -#define INCREMENT_AMOUNT 100 - -/* maximum insertions between an idle event that we will do without scheduling an idle sort */ -#define ETS_INSERT_MAX (4) - -static ETableSubsetClass *ets_parent_class; - -static void ets_sort_info_changed (ETableSortInfo *info, ETableSorted *ets); -static void ets_sort (ETableSorted *ets); -static void ets_proxy_model_changed (ETableSubset *etss, ETableModel *source); -static void ets_proxy_model_row_changed (ETableSubset *etss, ETableModel *source, int row); -static void ets_proxy_model_cell_changed (ETableSubset *etss, ETableModel *source, int col, int row); -static void ets_proxy_model_rows_inserted (ETableSubset *etss, ETableModel *source, int row, int count); -static void ets_proxy_model_rows_deleted (ETableSubset *etss, ETableModel *source, int row, int count); - -static void -ets_destroy (GtkObject *object) -{ - ETableSorted *ets = E_TABLE_SORTED (object); - - if (ets->sort_idle_id) { - g_source_remove(ets->sort_idle_id); - } - if (ets->insert_idle_id) { - g_source_remove(ets->insert_idle_id); - } - - if (ets->sort_info) { - gtk_signal_disconnect (GTK_OBJECT (ets->sort_info), - ets->sort_info_changed_id); - gtk_object_unref(GTK_OBJECT(ets->sort_info)); - } - - if (ets->full_header) - gtk_object_unref(GTK_OBJECT(ets->full_header)); - - GTK_OBJECT_CLASS (ets_parent_class)->destroy (object); -} - -static void -ets_class_init (GtkObjectClass *object_class) -{ - ETableSubsetClass *etss_class = E_TABLE_SUBSET_CLASS(object_class); - - ets_parent_class = gtk_type_class (PARENT_TYPE); - - etss_class->proxy_model_changed = ets_proxy_model_changed; - etss_class->proxy_model_row_changed = ets_proxy_model_row_changed; - etss_class->proxy_model_cell_changed = ets_proxy_model_cell_changed; - etss_class->proxy_model_rows_inserted = ets_proxy_model_rows_inserted; - etss_class->proxy_model_rows_deleted = ets_proxy_model_rows_deleted; - - object_class->destroy = ets_destroy; -} - -static void -ets_init (ETableSorted *ets) -{ - ets->full_header = NULL; - ets->sort_info = NULL; - - ets->sort_info_changed_id = 0; - - ets->sort_idle_id = 0; - ets->insert_count = 0; -} - -E_MAKE_TYPE(e_table_sorted, "ETableSorted", ETableSorted, ets_class_init, ets_init, PARENT_TYPE); - -static gboolean -ets_sort_idle(ETableSorted *ets) -{ - gtk_object_ref(GTK_OBJECT(ets)); - ets_sort(ets); - ets->sort_idle_id = 0; - ets->insert_count = 0; - gtk_object_unref(GTK_OBJECT(ets)); - return FALSE; -} - -static gboolean -ets_insert_idle(ETableSorted *ets) -{ - ets->insert_count = 0; - ets->insert_idle_id = 0; - return FALSE; -} - -ETableModel * -e_table_sorted_new (ETableModel *source, ETableHeader *full_header, ETableSortInfo *sort_info) -{ - ETableSorted *ets = gtk_type_new (E_TABLE_SORTED_TYPE); - ETableSubset *etss = E_TABLE_SUBSET (ets); - - if (e_table_subset_construct (etss, source, 0) == NULL){ - gtk_object_unref (GTK_OBJECT (ets)); - return NULL; - } - - ets->sort_info = sort_info; - gtk_object_ref(GTK_OBJECT(ets->sort_info)); - ets->full_header = full_header; - gtk_object_ref(GTK_OBJECT(ets->full_header)); - - ets_proxy_model_changed(etss, source); - - ets->sort_info_changed_id = gtk_signal_connect (GTK_OBJECT (sort_info), "sort_info_changed", - GTK_SIGNAL_FUNC (ets_sort_info_changed), ets); - - return E_TABLE_MODEL(ets); -} - -static void -ets_sort_info_changed (ETableSortInfo *info, ETableSorted *ets) -{ - ets_sort(ets); -} - -static void -ets_proxy_model_changed (ETableSubset *subset, ETableModel *source) -{ - int rows, i; - - rows = e_table_model_row_count(source); - - g_free(subset->map_table); - subset->n_map = rows; - subset->map_table = g_new(int, rows); - - for (i = 0; i < rows; i++) { - subset->map_table[i] = i; - } - - if (!E_TABLE_SORTED(subset)->sort_idle_id) - E_TABLE_SORTED(subset)->sort_idle_id = g_idle_add_full(50, (GSourceFunc) ets_sort_idle, subset, NULL); - - e_table_model_changed(E_TABLE_MODEL(subset)); -} - -static void -ets_proxy_model_row_changed (ETableSubset *subset, ETableModel *source, int row) -{ - if (!E_TABLE_SORTED(subset)->sort_idle_id) - E_TABLE_SORTED(subset)->sort_idle_id = g_idle_add_full(50, (GSourceFunc) ets_sort_idle, subset, NULL); - - if (ets_parent_class->proxy_model_row_changed) - (ets_parent_class->proxy_model_row_changed) (subset, source, row); -} - -static void -ets_proxy_model_cell_changed (ETableSubset *subset, ETableModel *source, int col, int row) -{ - ETableSorted *ets = E_TABLE_SORTED(subset); - if (e_table_sorting_utils_affects_sort(ets->sort_info, ets->full_header, col)) - ets_proxy_model_row_changed(subset, source, row); - else if (ets_parent_class->proxy_model_cell_changed) - (ets_parent_class->proxy_model_cell_changed) (subset, source, col, row); -} - -static void -ets_proxy_model_rows_inserted (ETableSubset *etss, ETableModel *source, int row, int count) -{ - ETableModel *etm = E_TABLE_MODEL(etss); - ETableSorted *ets = E_TABLE_SORTED(etss); - int i; - - e_table_model_pre_change (etm); - - for (i = 0; i < etss->n_map; i++) { - if (etss->map_table[i] >= row) - etss->map_table[i] += count; - } - - etss->map_table = g_realloc (etss->map_table, (etss->n_map + count) * sizeof(int)); - - for (; count > 0; count --) { - i = etss->n_map; - if (ets->sort_idle_id == 0) { - /* this is to see if we're inserting a lot of things between idle loops. - If we are, we're busy, its faster to just append and perform a full sort later */ - ets->insert_count++; - if (ets->insert_count > ETS_INSERT_MAX) { - /* schedule a sort, and append instead */ - ets->sort_idle_id = g_idle_add_full(50, (GSourceFunc) ets_sort_idle, ets, NULL); - } else { - /* make sure we have an idle handler to reset the count every now and then */ - if (ets->insert_idle_id == 0) { - ets->insert_idle_id = g_idle_add_full(40, (GSourceFunc) ets_insert_idle, ets, NULL); - } - i = e_table_sorting_utils_insert(etss->source, ets->sort_info, ets->full_header, etss->map_table, etss->n_map, row); - memmove(etss->map_table + i + 1, etss->map_table + i, (etss->n_map - i) * sizeof(int)); - } - } - etss->map_table[i] = row; - etss->n_map++; - - e_table_model_row_inserted (etm, i); - d(g_print("inserted row %d", row)); - row++; - } - d(e_table_subset_print_debugging(etss)); -} - -static void -ets_proxy_model_rows_deleted (ETableSubset *etss, ETableModel *source, int row, int count) -{ - ETableModel *etm = E_TABLE_MODEL(etss); - int i; - gboolean shift; - int j; - - shift = row == etss->n_map - count; - - for (j = 0; j < count; j++) { - for (i = 0; i < etss->n_map; i++){ - if (etss->map_table[i] == row + j) { - e_table_model_pre_change (etm); - memmove (etss->map_table + i, etss->map_table + i + 1, (etss->n_map - i - 1) * sizeof(int)); - etss->n_map --; - if (shift) - e_table_model_row_deleted (etm, i); - } - } - } - if (!shift) { - for (i = 0; i < etss->n_map; i++) { - if (etss->map_table[i] >= row) - etss->map_table[i] -= count; - } - - e_table_model_changed (etm); - } - - d(g_print("deleted row %d count %d", row, count)); - d(e_table_subset_print_debugging(etss)); -} - -static void -ets_sort(ETableSorted *ets) -{ - ETableSubset *etss = E_TABLE_SUBSET(ets); - static int reentering = 0; - if (reentering) - return; - reentering = 1; - - e_table_model_pre_change(E_TABLE_MODEL(ets)); - - e_table_sorting_utils_sort(etss->source, ets->sort_info, ets->full_header, etss->map_table, etss->n_map); - - e_table_model_changed (E_TABLE_MODEL(ets)); - reentering = 0; -} |