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Diffstat (limited to 'widgets/table/e-tree-table-adapter.c')
| -rw-r--r-- | widgets/table/e-tree-table-adapter.c | 1169 |
1 files changed, 0 insertions, 1169 deletions
diff --git a/widgets/table/e-tree-table-adapter.c b/widgets/table/e-tree-table-adapter.c deleted file mode 100644 index cd376e40e0..0000000000 --- a/widgets/table/e-tree-table-adapter.c +++ /dev/null @@ -1,1169 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * e-tree-table-adapter.c - * Copyright 2000, 2001, Ximian, Inc. - * - * Authors: - * Chris Lahey <clahey@ximian.com> - * Chris Toshok <toshok@ximian.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License, version 2, as published by the Free Software Foundation. - * - * This library 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 - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. - */ - -#include <config.h> -#include <stdlib.h> -#include <string.h> -#include <gtk/gtksignal.h> -#include <gnome-xml/tree.h> -#include <gnome-xml/parser.h> -#include "gal/util/e-util.h" -#include "gal/util/e-xml-utils.h" -#include "e-tree-table-adapter.h" - -#define PARENT_TYPE E_TABLE_MODEL_TYPE -#define d(x) - -#define INCREMENT_AMOUNT 100 - -static ETableModelClass *parent_class; - - -struct ETreeTableAdapterPriv { - ETreeModel *source; - int n_map; - int n_vals_allocated; - ETreePath *map_table; - GHashTable *attributes; - - guint root_visible : 1; - - int last_access; - - int tree_model_pre_change_id; - int tree_model_no_change_id; - int tree_model_node_changed_id; - int tree_model_node_data_changed_id; - int tree_model_node_col_changed_id; - int tree_model_node_inserted_id; - int tree_model_node_removed_id; - int tree_model_node_request_collapse_id; -}; - -typedef struct ETreeTableAdapterNode { - guint expanded : 1; - guint expandable : 1; - guint expandable_set : 1; - - /* parent/child/sibling pointers */ - guint32 num_visible_children; -} ETreeTableAdapterNode; - -static ETreeTableAdapterNode * -find_node(ETreeTableAdapter *adapter, ETreePath path) -{ - ETreeTableAdapterNode *node; - - if (path == NULL) - return NULL; - - if (e_tree_model_has_save_id(adapter->priv->source)) { - char *save_id; - save_id = e_tree_model_get_save_id(adapter->priv->source, path); - node = g_hash_table_lookup(adapter->priv->attributes, save_id); - g_free(save_id); - } else { - node = g_hash_table_lookup(adapter->priv->attributes, path); - } - if (node && !node->expandable_set) { - node->expandable = e_tree_model_node_is_expandable(adapter->priv->source, path); - node->expandable_set = 1; - } - - return node; -} - -static ETreeTableAdapterNode * -find_or_create_node(ETreeTableAdapter *etta, ETreePath path) -{ - ETreeTableAdapterNode *node; - - node = find_node(etta, path); - - if (!node) { - node = g_new(ETreeTableAdapterNode, 1); - if (e_tree_model_node_is_root(etta->priv->source, path)) - node->expanded = TRUE; - else - node->expanded = e_tree_model_get_expanded_default(etta->priv->source); - node->expandable = e_tree_model_node_is_expandable(etta->priv->source, path); - node->expandable_set = 1; - node->num_visible_children = 0; - - if (e_tree_model_has_save_id(etta->priv->source)) { - char *save_id; - save_id = e_tree_model_get_save_id(etta->priv->source, path); - g_hash_table_insert(etta->priv->attributes, save_id, node); - } else { - g_hash_table_insert(etta->priv->attributes, path, node); - } - } - - return node; -} - -static gboolean -e_tree_table_adapter_node_would_be_expanded (ETreeTableAdapter *etta, ETreePath path) -{ - ETreeTableAdapterNode *node; - - if (e_tree_model_node_is_root(etta->priv->source, path) && - !etta->priv->root_visible) - return TRUE; - - node = find_node (etta, path); - if (node) - return node->expanded; - else { - if (e_tree_model_node_is_root(etta->priv->source, path)) - return TRUE; - else - return e_tree_model_get_expanded_default(etta->priv->source); - } -} - -static void -add_expanded_node(ETreeTableAdapter *etta, char *save_id, gboolean expanded) -{ - ETreeTableAdapterNode *node; - - node = g_hash_table_lookup(etta->priv->attributes, save_id); - - if (node) { - node->expandable_set = 0; - node->expanded = expanded; - return; - } - - node = g_new(ETreeTableAdapterNode, 1); - - node->expanded = expanded; - node->expandable = 0; - node->expandable_set = 0; - node->num_visible_children = 0; - - g_hash_table_insert(etta->priv->attributes, save_id, node); -} - -static void -etta_expand_to(ETreeTableAdapter *etta, int size) -{ - if (size > etta->priv->n_vals_allocated) { - etta->priv->n_vals_allocated = MAX(etta->priv->n_vals_allocated + INCREMENT_AMOUNT, size); - etta->priv->map_table = g_renew (ETreePath, etta->priv->map_table, etta->priv->n_vals_allocated); - } - -} - -static void -etta_update_parent_child_counts(ETreeTableAdapter *etta, ETreePath path, int change) -{ - for (path = e_tree_model_node_get_parent(etta->priv->source, path); - path; - path = e_tree_model_node_get_parent(etta->priv->source, path)) { - ETreeTableAdapterNode *node = find_or_create_node(etta, path); - node->num_visible_children += change; - } - etta->priv->n_map += change; -} - -static int -find_next_node_maybe_deleted(ETreeTableAdapter *adapter, int row) -{ - ETreePath path = adapter->priv->map_table[row]; - if (path) { - ETreeTableAdapterNode *current = find_node (adapter, path); - - row += (current ? current->num_visible_children : 0) + 1; - if (row >= adapter->priv->n_map) - return -1; - return row; - } else - return -1; -} - -static int -find_first_child_node_maybe_deleted(ETreeTableAdapter *adapter, int row) -{ - if (row != -1) { - ETreePath path = adapter->priv->map_table[row]; - if (e_tree_table_adapter_node_would_be_expanded (adapter, path)) { - row ++; - if (row >= adapter->priv->n_map) - return -1; - return row; - } else - return -1; - } else - return 0; -} - -static int -find_next_node(ETreeTableAdapter *adapter, int row) -{ - ETreePath path = adapter->priv->map_table[row]; - if (path) { - ETreePath next_sibling = e_tree_model_node_get_next(adapter->priv->source, path); - ETreeTableAdapterNode *current = find_node (adapter, path); - if (next_sibling) { - row += (current ? current->num_visible_children : 0) + 1; - if (row >= adapter->priv->n_map) - return -1; - return row; - } else - return -1; - } else - return -1; -} - -static int -find_first_child_node(ETreeTableAdapter *adapter, int row) -{ - if (row != -1) { - ETreePath path = adapter->priv->map_table[row]; - ETreePath first_child = e_tree_model_node_get_first_child(adapter->priv->source, path); - if (first_child && e_tree_table_adapter_node_is_expanded (adapter, path)) { - row ++; - if (row >= adapter->priv->n_map) - return -1; - return row; - } else - return -1; - } else - return 0; -} - -static int -find_child_row_num_maybe_deleted(ETreeTableAdapter *etta, int row, ETreePath path) -{ - row = find_first_child_node_maybe_deleted(etta, row); - - while (row != -1 && path != etta->priv->map_table[row]) { - row = find_next_node_maybe_deleted(etta, row); - } - - return row; -} - -static int -find_row_num(ETreeTableAdapter *etta, ETreePath path) -{ - int depth; - ETreePath *sequence; - int i; - int row; - - if (etta->priv->map_table == NULL) - return -1; - if (etta->priv->n_map == 0) - return -1; - - if (path == NULL) - return -1; - - if (etta->priv->last_access != -1) { - int end = MIN(etta->priv->n_map, etta->priv->last_access + 10); - int start = MAX(0, etta->priv->last_access - 10); - int initial = MAX (MIN (etta->priv->last_access, end), start); - for (i = initial; i < end; i++) { - if(etta->priv->map_table[i] == path) { - d(g_print("Found last access %d at row %d. (find_row_num)\n", etta->priv->last_access, i)); - return i; - } - } - for (i = initial - 1; i >= start; i--) { - if(etta->priv->map_table[i] == path) { - d(g_print("Found last access %d at row %d. (find_row_num)\n", etta->priv->last_access, i)); - return i; - } - } - } - - - depth = e_tree_model_node_depth(etta->priv->source, path); - - sequence = g_new(ETreePath, depth + 1); - - sequence[0] = path; - - for (i = 0; i < depth; i++) { - sequence[i + 1] = e_tree_model_node_get_parent(etta->priv->source, sequence[i]); - - if (!e_tree_table_adapter_node_is_expanded (etta, sequence[i + 1])) { - g_free(sequence); - return -1; - } - } - - row = 0; - - for (i = depth; i >= 0; i --) { - while (row != -1 && sequence[i] != etta->priv->map_table[row]) { - row = find_next_node(etta, row); - } - if (row == -1) - break; - if (i == 0) - break; - row = find_first_child_node(etta, row); - } - g_free (sequence); - - d(g_print("Didn't find last access %d. Setting to %d. (find_row_num)\n", etta->priv->last_access, row)); - etta->priv->last_access = row; - return row; -} - -static int -array_size_from_path(ETreeTableAdapter *etta, ETreePath path) -{ - int size = 1; - - if (e_tree_table_adapter_node_is_expanded (etta, path)) { - ETreePath children; - - for (children = e_tree_model_node_get_first_child(etta->priv->source, path); - children; - children = e_tree_model_node_get_next(etta->priv->source, children)) { - size += array_size_from_path(etta, children); - } - } - - return size; -} - -static int -fill_array_from_path(ETreeTableAdapter *etta, ETreePath *array, ETreePath path) -{ - ETreeTableAdapterNode *node = NULL; - int index = 0; - - array[index] = path; - - index ++; - - node = find_node(etta, path); - - if (e_tree_table_adapter_node_is_expanded (etta, path)) { - ETreePath children; - - if (!node) - node = find_or_create_node(etta, path); - - for (children = e_tree_model_node_get_first_child(etta->priv->source, path); - children; - children = e_tree_model_node_get_next(etta->priv->source, children)) { - index += fill_array_from_path(etta, array + index, children); - } - } - - if (node) - node->num_visible_children = index - 1; - - return index; -} - -static void -free_string (gpointer key, gpointer value, gpointer data) -{ - g_free(key); -} - -static void -etta_destroy (GtkObject *object) -{ - ETreeTableAdapter *etta = E_TREE_TABLE_ADAPTER (object); - - if (etta->priv->source && e_tree_model_has_save_id(etta->priv->source)) { - g_hash_table_foreach(etta->priv->attributes, free_string, NULL); - } - g_hash_table_destroy (etta->priv->attributes); - - if (etta->priv->source) { - gtk_signal_disconnect (GTK_OBJECT (etta->priv->source), - etta->priv->tree_model_pre_change_id); - gtk_signal_disconnect (GTK_OBJECT (etta->priv->source), - etta->priv->tree_model_no_change_id); - gtk_signal_disconnect (GTK_OBJECT (etta->priv->source), - etta->priv->tree_model_node_changed_id); - gtk_signal_disconnect (GTK_OBJECT (etta->priv->source), - etta->priv->tree_model_node_data_changed_id); - gtk_signal_disconnect (GTK_OBJECT (etta->priv->source), - etta->priv->tree_model_node_col_changed_id); - gtk_signal_disconnect (GTK_OBJECT (etta->priv->source), - etta->priv->tree_model_node_inserted_id); - gtk_signal_disconnect (GTK_OBJECT (etta->priv->source), - etta->priv->tree_model_node_removed_id); - gtk_signal_disconnect (GTK_OBJECT (etta->priv->source), - etta->priv->tree_model_node_request_collapse_id); - - gtk_object_unref (GTK_OBJECT (etta->priv->source)); - etta->priv->source = NULL; - - etta->priv->tree_model_pre_change_id = 0; - etta->priv->tree_model_no_change_id = 0; - etta->priv->tree_model_node_changed_id = 0; - etta->priv->tree_model_node_data_changed_id = 0; - etta->priv->tree_model_node_col_changed_id = 0; - etta->priv->tree_model_node_inserted_id = 0; - etta->priv->tree_model_node_removed_id = 0; - etta->priv->tree_model_node_request_collapse_id = 0; - } - - g_free (etta->priv->map_table); - - g_free (etta->priv); - - GTK_OBJECT_CLASS (parent_class)->destroy (object); -} - -static int -etta_column_count (ETableModel *etm) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - return e_tree_model_column_count (etta->priv->source); -} - -static gboolean -etta_has_save_id (ETableModel *etm) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - return e_tree_model_has_save_id (etta->priv->source); -} - -static gchar * -etta_get_save_id (ETableModel *etm, int row) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - if (etta->priv->root_visible) - return e_tree_model_get_save_id (etta->priv->source, etta->priv->map_table [row]); - else - return e_tree_model_get_save_id (etta->priv->source, etta->priv->map_table [row + 1]); -} - -static gboolean -etta_has_change_pending (ETableModel *etm) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - return e_tree_model_has_change_pending (etta->priv->source); -} - - -static int -etta_row_count (ETableModel *etm) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - if (etta->priv->root_visible) - return etta->priv->n_map; - else { - if (etta->priv->n_map > 0) - return etta->priv->n_map - 1; - else - return 0; - } -} - -static void * -etta_value_at (ETableModel *etm, int col, int row) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - -#if 0 - etta->priv->last_access = row; - d(g_print("g) Setting last_access to %d\n", row)); -#endif - - switch (col) { - case -1: - if (etta->priv->root_visible) - return etta->priv->map_table [row]; - else - return etta->priv->map_table [row + 1]; - case -2: - return etta->priv->source; - case -3: - return etta; - default: - if (etta->priv->root_visible) - return e_tree_model_value_at (etta->priv->source, etta->priv->map_table [row], col); - else - return e_tree_model_value_at (etta->priv->source, etta->priv->map_table [row + 1], col); - } -} - -static void -etta_set_value_at (ETableModel *etm, int col, int row, const void *val) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - etta->priv->last_access = row; - d(g_print("h) Setting last_access to %d\n", row)); - if (etta->priv->root_visible) - e_tree_model_set_value_at (etta->priv->source, etta->priv->map_table [row], col, val); - else - e_tree_model_set_value_at (etta->priv->source, etta->priv->map_table [row + 1], col, val); -} - -static gboolean -etta_is_cell_editable (ETableModel *etm, int col, int row) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - if (etta->priv->root_visible) - return e_tree_model_node_is_editable (etta->priv->source, etta->priv->map_table [row], col); - else - return e_tree_model_node_is_editable (etta->priv->source, etta->priv->map_table [row + 1], col); -} - -static void -etta_append_row (ETableModel *etm, ETableModel *source, int row) -{ -#if 0 - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - e_table_model_append_row (etta->priv->source, source, row); -#endif -} - -static void * -etta_duplicate_value (ETableModel *etm, int col, const void *value) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - return e_tree_model_duplicate_value (etta->priv->source, col, value); -} - -static void -etta_free_value (ETableModel *etm, int col, void *value) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - e_tree_model_free_value (etta->priv->source, col, value); -} - -static void * -etta_initialize_value (ETableModel *etm, int col) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - return e_tree_model_initialize_value (etta->priv->source, col); -} - -static gboolean -etta_value_is_empty (ETableModel *etm, int col, const void *value) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - return e_tree_model_value_is_empty (etta->priv->source, col, value); -} - -static char * -etta_value_to_string (ETableModel *etm, int col, const void *value) -{ - ETreeTableAdapter *etta = (ETreeTableAdapter *)etm; - - return e_tree_model_value_to_string (etta->priv->source, col, value); -} - -static void -etta_class_init (ETreeTableAdapterClass *klass) -{ - ETableModelClass *table_class = (ETableModelClass *) klass; - GtkObjectClass *object_class = (GtkObjectClass *) klass; - - parent_class = gtk_type_class (PARENT_TYPE); - - object_class->destroy = etta_destroy; - - table_class->column_count = etta_column_count; - table_class->row_count = etta_row_count; - table_class->append_row = etta_append_row; - - table_class->value_at = etta_value_at; - table_class->set_value_at = etta_set_value_at; - table_class->is_cell_editable = etta_is_cell_editable; - - table_class->has_save_id = etta_has_save_id; - table_class->get_save_id = etta_get_save_id; - - table_class->has_change_pending = etta_has_change_pending; - table_class->duplicate_value = etta_duplicate_value; - table_class->free_value = etta_free_value; - table_class->initialize_value = etta_initialize_value; - table_class->value_is_empty = etta_value_is_empty; - table_class->value_to_string = etta_value_to_string; -} - -static void -etta_init (ETreeTableAdapter *etta) -{ - etta->priv = g_new(ETreeTableAdapterPriv, 1); - - etta->priv->source = NULL; - - etta->priv->n_map = 0; - etta->priv->n_vals_allocated = 0; - etta->priv->map_table = NULL; - etta->priv->attributes = NULL; - - etta->priv->root_visible = TRUE; - - etta->priv->last_access = 0; - - etta->priv->tree_model_pre_change_id = 0; - etta->priv->tree_model_no_change_id = 0; - etta->priv->tree_model_node_changed_id = 0; - etta->priv->tree_model_node_data_changed_id = 0; - etta->priv->tree_model_node_col_changed_id = 0; - etta->priv->tree_model_node_inserted_id = 0; - etta->priv->tree_model_node_removed_id = 0; - etta->priv->tree_model_node_request_collapse_id = 0; -} - -E_MAKE_TYPE(e_tree_table_adapter, "ETreeTableAdapter", ETreeTableAdapter, etta_class_init, etta_init, PARENT_TYPE) - -static void -etta_proxy_pre_change (ETreeModel *etm, ETreeTableAdapter *etta) -{ - e_table_model_pre_change(E_TABLE_MODEL(etta)); -} - -static void -etta_proxy_no_change (ETreeModel *etm, ETreeTableAdapter *etta) -{ - e_table_model_no_change(E_TABLE_MODEL(etta)); -} - -static void -etta_proxy_node_changed (ETreeModel *etm, ETreePath path, ETreeTableAdapter *etta) -{ - if (e_tree_model_node_is_root(etm, path)) { - int size; - - size = array_size_from_path(etta, path); - etta_expand_to(etta, size); - etta->priv->n_map = size; - fill_array_from_path(etta, etta->priv->map_table, path); - } else { - int row = find_row_num(etta, path); - int size; - int old_size; - ETreeTableAdapterNode *node; - - if (row == -1) { - e_table_model_no_change(E_TABLE_MODEL(etta)); - return; - } - - size = array_size_from_path(etta, path); - - node = find_node(etta, path); - if (node) - old_size = node->num_visible_children + 1; - else - old_size = 1; - - etta_expand_to(etta, etta->priv->n_map + size - old_size); - - memmove(etta->priv->map_table + row + size, - etta->priv->map_table + row + old_size, - (etta->priv->n_map - row - old_size) * sizeof (ETreePath)); - fill_array_from_path(etta, etta->priv->map_table + row, path); - etta_update_parent_child_counts(etta, path, size - old_size); - } - - e_table_model_changed(E_TABLE_MODEL(etta)); -} - -static void -etta_proxy_node_data_changed (ETreeModel *etm, ETreePath path, ETreeTableAdapter *etta) -{ - int row = find_row_num(etta, path); - if (row != -1) { - if (etta->priv->root_visible) - e_table_model_row_changed(E_TABLE_MODEL(etta), row); - else if (row != 0) - e_table_model_row_changed(E_TABLE_MODEL(etta), row - 1); - else - e_table_model_no_change(E_TABLE_MODEL(etta)); - } else - e_table_model_no_change(E_TABLE_MODEL(etta)); -} - -static void -etta_proxy_node_col_changed (ETreeModel *etm, ETreePath path, int col, ETreeTableAdapter *etta) -{ - int row = find_row_num(etta, path); - if (row != -1) { - if (etta->priv->root_visible) - e_table_model_cell_changed(E_TABLE_MODEL(etta), col, row); - else if (row != 0) - e_table_model_cell_changed(E_TABLE_MODEL(etta), col, row - 1); - else - e_table_model_no_change(E_TABLE_MODEL(etta)); - } else - e_table_model_no_change(E_TABLE_MODEL(etta)); -} - -static void -etta_proxy_node_inserted (ETreeModel *etm, ETreePath parent, ETreePath child, ETreeTableAdapter *etta) -{ - int row; - - if (e_tree_model_node_is_root(etm, child)) { - row = 0; - } else { - ETreePath children; - int parent_row; - ETreeTableAdapterNode *parent_node; - - parent_row = find_row_num(etta, parent); - if (parent_row == -1) { - e_table_model_no_change(E_TABLE_MODEL(etta)); - return; - } - - parent_node = find_or_create_node(etta, parent); - if (parent_node->expandable != e_tree_model_node_is_expandable(etta->priv->source, parent)) { - e_table_model_pre_change(E_TABLE_MODEL(etta)); - parent_node->expandable = e_tree_model_node_is_expandable(etta->priv->source, parent); - parent_node->expandable_set = 1; - if (etta->priv->root_visible) - e_table_model_row_changed(E_TABLE_MODEL(etta), parent_row); - else if (parent_row != 0) - e_table_model_row_changed(E_TABLE_MODEL(etta), parent_row - 1); - else - e_table_model_no_change(E_TABLE_MODEL(etta)); - } - - if (!e_tree_table_adapter_node_is_expanded (etta, parent)) { - e_table_model_no_change(E_TABLE_MODEL(etta)); - return; - } - - row = find_first_child_node(etta, parent_row); - children = e_tree_model_node_get_first_child(etta->priv->source, parent); - - while (row != -1 && - row <= parent_row + parent_node->num_visible_children && - children != NULL && - children == etta->priv->map_table[row]) { - children = e_tree_model_node_get_next(etta->priv->source, children); - row = find_next_node(etta, row); - } - } - - if (row != -1) { - int size; - - size = array_size_from_path(etta, child); - - etta_expand_to(etta, etta->priv->n_map + size); - - memmove(etta->priv->map_table + row + size, - etta->priv->map_table + row, - (etta->priv->n_map - row) * sizeof (ETreePath)); - - fill_array_from_path(etta, etta->priv->map_table + row, child); - etta_update_parent_child_counts(etta, child, size); - - if (etta->priv->root_visible) - e_table_model_rows_inserted(E_TABLE_MODEL(etta), row, size); - else if (row != 0) - e_table_model_rows_inserted(E_TABLE_MODEL(etta), row - 1, size); - else - e_table_model_rows_inserted(E_TABLE_MODEL(etta), 0, size - 1); - } else - e_table_model_no_change(E_TABLE_MODEL(etta)); -} - -static void -etta_proxy_node_removed (ETreeModel *etm, ETreePath parent, ETreePath child, int old_position, ETreeTableAdapter *etta) -{ - int parent_row = find_row_num(etta, parent); - int row = find_child_row_num_maybe_deleted(etta, parent_row, child); - ETreeTableAdapterNode *parent_node = find_node(etta, parent); - if (parent_row != -1 && parent_node) { - if (parent_node->expandable != e_tree_model_node_is_expandable(etta->priv->source, parent)) { - e_table_model_pre_change(E_TABLE_MODEL(etta)); - parent_node->expandable = e_tree_model_node_is_expandable(etta->priv->source, parent); - if (etta->priv->root_visible) - e_table_model_row_changed(E_TABLE_MODEL(etta), parent_row); - else if (parent_row != 0) - e_table_model_row_changed(E_TABLE_MODEL(etta), parent_row - 1); - else - e_table_model_no_change(E_TABLE_MODEL(etta)); - } - } - - if (row != -1) { - ETreeTableAdapterNode *node = find_node(etta, child); - int to_remove = (node ? node->num_visible_children : 0) + 1; - - memmove(etta->priv->map_table + row, - etta->priv->map_table + row + to_remove, - (etta->priv->n_map - row - to_remove) * sizeof (ETreePath)); - - if (parent_node) - parent_node->num_visible_children -= to_remove; - if (parent) - etta_update_parent_child_counts(etta, parent, - to_remove); - - if (etta->priv->root_visible) - e_table_model_rows_deleted(E_TABLE_MODEL(etta), row, to_remove); - else if (row != 0) - e_table_model_rows_deleted(E_TABLE_MODEL(etta), row - 1, to_remove); - else - e_table_model_rows_deleted(E_TABLE_MODEL(etta), 0, to_remove - 1); - } else - e_table_model_no_change(E_TABLE_MODEL(etta)); -} - -static void -etta_proxy_node_request_collapse (ETreeModel *etm, ETreePath node, ETreeTableAdapter *etta) -{ - e_tree_table_adapter_node_set_expanded(etta, node, FALSE); -} - -ETableModel * -e_tree_table_adapter_construct (ETreeTableAdapter *etta, ETreeModel *source) -{ - ETreePath root; - - etta->priv->source = source; - gtk_object_ref (GTK_OBJECT (source)); - - if (e_tree_model_has_save_id(source)) - etta->priv->attributes = g_hash_table_new(g_str_hash, g_str_equal); - else - etta->priv->attributes = g_hash_table_new(NULL, NULL); - - root = e_tree_model_get_root (source); - - if (root) { - etta->priv->n_map = array_size_from_path(etta, root); - etta->priv->n_vals_allocated = etta->priv->n_map; - etta->priv->map_table = g_new(ETreePath, etta->priv->n_map); - fill_array_from_path(etta, etta->priv->map_table, root); - } - - etta->priv->tree_model_pre_change_id = gtk_signal_connect (GTK_OBJECT (source), "pre_change", - GTK_SIGNAL_FUNC (etta_proxy_pre_change), etta); - etta->priv->tree_model_no_change_id = gtk_signal_connect (GTK_OBJECT (source), "no_change", - GTK_SIGNAL_FUNC (etta_proxy_no_change), etta); - etta->priv->tree_model_node_changed_id = gtk_signal_connect (GTK_OBJECT (source), "node_changed", - GTK_SIGNAL_FUNC (etta_proxy_node_changed), etta); - etta->priv->tree_model_node_data_changed_id = gtk_signal_connect (GTK_OBJECT (source), "node_data_changed", - GTK_SIGNAL_FUNC (etta_proxy_node_data_changed), etta); - etta->priv->tree_model_node_col_changed_id = gtk_signal_connect (GTK_OBJECT (source), "node_col_changed", - GTK_SIGNAL_FUNC (etta_proxy_node_col_changed), etta); - etta->priv->tree_model_node_inserted_id = gtk_signal_connect (GTK_OBJECT (source), "node_inserted", - GTK_SIGNAL_FUNC (etta_proxy_node_inserted), etta); - etta->priv->tree_model_node_removed_id = gtk_signal_connect (GTK_OBJECT (source), "node_removed", - GTK_SIGNAL_FUNC (etta_proxy_node_removed), etta); - etta->priv->tree_model_node_request_collapse_id = gtk_signal_connect (GTK_OBJECT (source), "node_request_collapse", - GTK_SIGNAL_FUNC (etta_proxy_node_request_collapse), etta); - - return E_TABLE_MODEL (etta); -} - -ETableModel * -e_tree_table_adapter_new (ETreeModel *source) -{ - ETreeTableAdapter *etta = gtk_type_new (E_TREE_TABLE_ADAPTER_TYPE); - - e_tree_table_adapter_construct (etta, source); - - return (ETableModel *) etta; -} - -typedef struct { - xmlNode *root; - ETreeModel *tree; -} TreeAndRoot; - -static void -save_expanded_state_func (gpointer keyp, gpointer value, gpointer data) -{ - gchar *key = keyp; - ETreeTableAdapterNode *node = value; - TreeAndRoot *tar = data; - xmlNode *root = tar->root; - ETreeModel *etm = tar->tree; - xmlNode *xmlnode; - - if (node->expanded != e_tree_model_get_expanded_default(etm)) { - xmlnode = xmlNewChild (root, NULL, "node", NULL); - e_xml_set_string_prop_by_name(xmlnode, "id", key); - } -} - -void -e_tree_table_adapter_save_expanded_state (ETreeTableAdapter *etta, const char *filename) -{ - xmlDoc *doc; - xmlNode *root; - ETreeTableAdapterPriv *priv; - TreeAndRoot tar; - - g_return_if_fail(etta != NULL); - - priv = etta->priv; - - doc = xmlNewDoc ((xmlChar*) "1.0"); - root = xmlNewDocNode (doc, NULL, - (xmlChar *) "expanded_state", - NULL); - xmlDocSetRootElement (doc, root); - - e_xml_set_integer_prop_by_name (root, "vers", 2); - e_xml_set_bool_prop_by_name (root, "default", e_tree_model_get_expanded_default (priv->source)); - - tar.root = root; - tar.tree = etta->priv->source; - - g_hash_table_foreach (priv->attributes, - save_expanded_state_func, - &tar); - - xmlSaveFile (filename, doc); - - xmlFreeDoc (doc); -} - -void -e_tree_table_adapter_load_expanded_state (ETreeTableAdapter *etta, const char *filename) -{ - ETreeTableAdapterPriv *priv; - xmlDoc *doc; - xmlNode *root; - xmlNode *child; - int vers; - gboolean model_default, saved_default; - int size; - ETreePath path; - - g_return_if_fail(etta != NULL); - - priv = etta->priv; - - doc = xmlParseFile (filename); - if (!doc) - return; - - root = xmlDocGetRootElement (doc); - if (root == NULL || strcmp (root->name, "expanded_state")) { - xmlFreeDoc (doc); - return; - } - - vers = e_xml_get_integer_prop_by_name_with_default (root, "vers", 0); - if (vers > 2) { - xmlFreeDoc (doc); - return; - } - model_default = e_tree_model_get_expanded_default (priv->source); - saved_default = e_xml_get_bool_prop_by_name_with_default (root, "default", !model_default); - if (saved_default != model_default) { - xmlFreeDoc (doc); - return; - } - - e_table_model_pre_change(E_TABLE_MODEL(etta)); - - for (child = root->xmlChildrenNode; child; child = child->next) { - char *id; - - if (strcmp (child->name, "node")) { - d(g_warning ("unknown node '%s' in %s", child->name, filename)); - continue; - } - - id = e_xml_get_string_prop_by_name_with_default (child, "id", ""); - - if (!strcmp(id, "")) { - g_free(id); - continue; - } - - add_expanded_node(etta, id, !model_default); - } - - - xmlFreeDoc (doc); - - path = e_tree_model_get_root (etta->priv->source); - size = array_size_from_path(etta, path); - etta_expand_to(etta, size); - etta->priv->n_map = size; - fill_array_from_path(etta, etta->priv->map_table, path); - - e_table_model_changed (E_TABLE_MODEL (etta)); -} - -void e_tree_table_adapter_root_node_set_visible (ETreeTableAdapter *etta, gboolean visible) -{ - if (etta->priv->root_visible == visible) - return; - - e_table_model_pre_change (E_TABLE_MODEL(etta)); - - etta->priv->root_visible = visible; - if (!visible) { - ETreePath root = e_tree_model_get_root(etta->priv->source); - if (root) - e_tree_table_adapter_node_set_expanded(etta, root, TRUE); - } - e_table_model_changed(E_TABLE_MODEL(etta)); -} - -void e_tree_table_adapter_node_set_expanded (ETreeTableAdapter *etta, ETreePath path, gboolean expanded) -{ - ETreeTableAdapterNode *node; - int row; - - if (!expanded && e_tree_model_node_is_root (etta->priv->source, path) && !etta->priv->root_visible) - return; - - node = find_or_create_node(etta, path); - - if (expanded == node->expanded) - return; - - node->expanded = expanded; - - row = find_row_num(etta, path); - if (row != -1) { - e_table_model_pre_change (E_TABLE_MODEL(etta)); - - if (etta->priv->root_visible) { - e_table_model_pre_change (E_TABLE_MODEL(etta)); - e_table_model_row_changed(E_TABLE_MODEL(etta), row); - } else if (row != 0) { - e_table_model_pre_change (E_TABLE_MODEL(etta)); - e_table_model_row_changed(E_TABLE_MODEL(etta), row - 1); - } - - if (expanded) { - int num_children = array_size_from_path(etta, path) - 1; - etta_expand_to(etta, etta->priv->n_map + num_children); - memmove(etta->priv->map_table + row + 1 + num_children, - etta->priv->map_table + row + 1, - (etta->priv->n_map - row - 1) * sizeof (ETreePath)); - fill_array_from_path(etta, etta->priv->map_table + row, path); - etta_update_parent_child_counts(etta, path, num_children); - if (num_children != 0) { - if (etta->priv->root_visible) - e_table_model_rows_inserted(E_TABLE_MODEL(etta), row + 1, num_children); - else - e_table_model_rows_inserted(E_TABLE_MODEL(etta), row, num_children); - } else - e_table_model_no_change(E_TABLE_MODEL(etta)); - } else { - int num_children = node->num_visible_children; - g_assert (etta->priv->n_map >= row + 1 + num_children); - memmove(etta->priv->map_table + row + 1, - etta->priv->map_table + row + 1 + num_children, - (etta->priv->n_map - row - 1 - num_children) * sizeof (ETreePath)); - node->num_visible_children = 0; - etta_update_parent_child_counts(etta, path, - num_children); - if (num_children != 0) { - if (etta->priv->root_visible) - e_table_model_rows_deleted(E_TABLE_MODEL(etta), row + 1, num_children); - else - e_table_model_rows_deleted(E_TABLE_MODEL(etta), row, num_children); - } else - e_table_model_no_change(E_TABLE_MODEL(etta)); - } - } -} - -void e_tree_table_adapter_node_set_expanded_recurse (ETreeTableAdapter *etta, ETreePath path, gboolean expanded) -{ - ETreePath children; - - e_tree_table_adapter_node_set_expanded(etta, path, expanded); - - for (children = e_tree_model_node_get_first_child(etta->priv->source, path); - children; - children = e_tree_model_node_get_next(etta->priv->source, children)) { - e_tree_table_adapter_node_set_expanded_recurse(etta, children, expanded); - } -} - -ETreePath e_tree_table_adapter_node_at_row (ETreeTableAdapter *etta, int row) -{ - if (row < 0) - return NULL; - if (etta->priv->root_visible) { - if (row < etta->priv->n_map) - return etta->priv->map_table[row]; - } else { - if (row + 1 < etta->priv->n_map) - return etta->priv->map_table[row + 1]; - } - return NULL; -} - -int e_tree_table_adapter_row_of_node (ETreeTableAdapter *etta, ETreePath path) -{ - if (etta->priv->root_visible) - return find_row_num(etta, path); - else { - int row_num = find_row_num (etta, path); - if (row_num != -1) - return row_num - 1; - else - return row_num; - } -} - -gboolean e_tree_table_adapter_root_node_is_visible(ETreeTableAdapter *etta) -{ - return etta->priv->root_visible; -} - -void e_tree_table_adapter_show_node (ETreeTableAdapter *etta, ETreePath path) -{ - ETreePath parent; - - parent = e_tree_model_node_get_parent(etta->priv->source, path); - - while (parent) { - e_tree_table_adapter_node_set_expanded(etta, parent, TRUE); - parent = e_tree_model_node_get_parent(etta->priv->source, parent); - } -} - -gboolean e_tree_table_adapter_node_is_expanded (ETreeTableAdapter *etta, ETreePath path) -{ - if (!e_tree_model_node_is_expandable (etta->priv->source, path)) - return FALSE; - - return e_tree_table_adapter_node_would_be_expanded (etta, path); -} |