aboutsummaryrefslogtreecommitdiffstats
path: root/widgets/table/e-tree-table-adapter.c
diff options
context:
space:
mode:
Diffstat (limited to 'widgets/table/e-tree-table-adapter.c')
-rw-r--r--widgets/table/e-tree-table-adapter.c1174
1 files changed, 0 insertions, 1174 deletions
diff --git a/widgets/table/e-tree-table-adapter.c b/widgets/table/e-tree-table-adapter.c
deleted file mode 100644
index e1bda25eba..0000000000
--- a/widgets/table/e-tree-table-adapter.c
+++ /dev/null
@@ -1,1174 +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.
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdlib.h>
-#include <string.h>
-
-#include <libxml/tree.h>
-#include <libxml/parser.h>
-#include "gal/util/e-util.h"
-#include "gal/util/e-xml-utils.h"
-#include "e-tree-table-adapter.h"
-#include "e-table-sorting-utils.h"
-
-#define PARENT_TYPE E_TABLE_MODEL_TYPE
-#define d(x)
-
-#define INCREMENT_AMOUNT 100
-
-static ETableModelClass *parent_class;
-
-typedef struct {
- ETreePath path;
- guint32 num_visible_children;
- guint32 index;
-
- guint expanded : 1;
- guint expandable : 1;
- guint expandable_set : 1;
-} node_t;
-
-struct ETreeTableAdapterPriv {
- ETreeModel *source;
- ETableSortInfo *sort_info;
- ETableHeader *header;
-
- int n_map;
- int n_vals_allocated;
- node_t **map_table;
- GHashTable *nodes;
- GNode *root;
-
- guint root_visible : 1;
- guint remap_needed : 1;
-
- int last_access;
-
- int pre_change_id;
- int no_change_id;
- int node_changed_id;
- int node_data_changed_id;
- int node_col_changed_id;
- int node_inserted_id;
- int node_removed_id;
- int node_request_collapse_id;
- int sort_info_changed_id;
-};
-
-static GNode *
-lookup_gnode(ETreeTableAdapter *etta, ETreePath path)
-{
- GNode *gnode;
-
- if (!path)
- return NULL;
-
- gnode = g_hash_table_lookup(etta->priv->nodes, path);
-
- return gnode;
-}
-
-static void
-resize_map(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 (node_t *, etta->priv->map_table, etta->priv->n_vals_allocated);
- }
-
- etta->priv->n_map = size;
-}
-
-static void
-move_map_elements(ETreeTableAdapter *etta, int to, int from, int count)
-{
- if (count <= 0 || from >= etta->priv->n_map)
- return;
- memmove(etta->priv->map_table + to, etta->priv->map_table + from, count * sizeof (node_t *));
- etta->priv->remap_needed = TRUE;
-}
-
-static gint
-fill_map(ETreeTableAdapter *etta, gint index, GNode *gnode)
-{
- GNode *p;
-
- if ((gnode != etta->priv->root) || etta->priv->root_visible)
- etta->priv->map_table[index++] = gnode->data;
-
- for (p = gnode->children; p; p = p->next)
- index = fill_map(etta, index, p);
-
- etta->priv->remap_needed = TRUE;
- return index;
-}
-
-static void
-remap_indices(ETreeTableAdapter *etta)
-{
- int i;
- for (i = 0; i < etta->priv->n_map; i++)
- etta->priv->map_table[i]->index = i;
- etta->priv->remap_needed = FALSE;
-}
-
-static node_t *
-get_node(ETreeTableAdapter *etta, ETreePath path)
-{
- GNode *gnode = lookup_gnode(etta, path);
-
- if (!gnode)
- return NULL;
-
- return (node_t *)gnode->data;
-}
-
-static void
-resort_node(ETreeTableAdapter *etta, GNode *gnode, gboolean recurse)
-{
- node_t *node = (node_t *)gnode->data;
- ETreePath *paths, path;
- GNode *prev, *curr;
- int i, count;
- gboolean sort_needed;
-
- if (node->num_visible_children == 0)
- return;
-
- sort_needed = etta->priv->sort_info && e_table_sort_info_sorting_get_count (etta->priv->sort_info) > 0;
-
- for (i = 0, path = e_tree_model_node_get_first_child(etta->priv->source, node->path); path;
- path = e_tree_model_node_get_next(etta->priv->source, path), i++);
-
- count = i;
- if (count <= 1)
- return;
-
- paths = g_new0(ETreePath, count);
-
- for (i = 0, path = e_tree_model_node_get_first_child(etta->priv->source, node->path); path;
- path = e_tree_model_node_get_next(etta->priv->source, path), i++)
- paths[i] = path;
-
- if (count > 1 && sort_needed)
- e_table_sorting_utils_tree_sort(etta->priv->source, etta->priv->sort_info, etta->priv->header, paths, count);
-
- prev = NULL;
- for (i = 0; i < count; i++) {
- curr = lookup_gnode(etta, paths[i]);
- if (!curr)
- continue;
-
- if (prev)
- prev->next = curr;
- else
- gnode->children = curr;
-
- curr->prev = prev;
- curr->next = NULL;
- prev = curr;
- if (recurse)
- resort_node(etta, curr, recurse);
- }
-
- g_free(paths);
-}
-
-static gint
-get_row(ETreeTableAdapter *etta, ETreePath path)
-{
- node_t *node = get_node(etta, path);
- if (!node)
- return -1;
-
- if (etta->priv->remap_needed)
- remap_indices(etta);
-
- return node->index;
-}
-
-static ETreePath
-get_path (ETreeTableAdapter *etta, int row)
-{
- if (row == -1 && etta->priv->n_map > 0)
- row = etta->priv->n_map - 1;
- else if (row < 0 || row >= etta->priv->n_map)
- return NULL;
-
- return etta->priv->map_table [row]->path;
-}
-
-static void
-kill_gnode(GNode *node, ETreeTableAdapter *etta)
-{
- g_hash_table_remove(etta->priv->nodes, ((node_t *)node->data)->path);
-
- while (node->children) {
- GNode *next = node->children->next;
- kill_gnode(node->children, etta);
- node->children = next;
- }
-
- g_free(node->data);
- if (node == etta->priv->root)
- etta->priv->root = NULL;
- g_node_destroy(node);
-}
-
-static void
-update_child_counts(GNode *gnode, gint delta)
-{
- while (gnode) {
- node_t *node = (node_t *) gnode->data;
- node->num_visible_children += delta;
- gnode = gnode->parent;
- }
-}
-
-static int
-delete_children(ETreeTableAdapter *etta, GNode *gnode)
-{
- node_t *node = (node_t *)gnode->data;
- int to_remove = node ? node->num_visible_children : 0;
-
- if (to_remove == 0)
- return 0;
-
- while (gnode->children) {
- GNode *next = gnode->children->next;
- kill_gnode(gnode->children, etta);
- gnode->children = next;
- }
-
- return to_remove;
-}
-
-static void
-delete_node(ETreeTableAdapter *etta, ETreePath parent, ETreePath path)
-{
- int to_remove = 1;
- int parent_row = get_row(etta, parent);
- int row = get_row(etta, path);
- GNode *gnode = lookup_gnode(etta, path);
- GNode *parent_gnode = lookup_gnode(etta, parent);
-
- e_table_model_pre_change(E_TABLE_MODEL(etta));
-
- if (row == -1) {
- e_table_model_no_change(E_TABLE_MODEL(etta));
- return;
- }
-
- to_remove += delete_children(etta, gnode);
- kill_gnode(gnode, etta);
-
- move_map_elements(etta, row, row + to_remove, etta->priv->n_map - row - to_remove);
- resize_map(etta, etta->priv->n_map - to_remove);
-
- if (parent_gnode != NULL) {
- node_t *parent_node = parent_gnode->data;
- gboolean expandable = e_tree_model_node_is_expandable(etta->priv->source, parent);
-
- update_child_counts(parent_gnode, - to_remove);
- if (parent_node->expandable != expandable) {
- e_table_model_pre_change(E_TABLE_MODEL(etta));
- parent_node->expandable = expandable;
- e_table_model_row_changed(E_TABLE_MODEL(etta), parent_row);
- }
-
- resort_node (etta, parent_gnode, FALSE);
- }
-
- e_table_model_rows_deleted(E_TABLE_MODEL(etta), row, to_remove);
-}
-
-static GNode *
-create_gnode(ETreeTableAdapter *etta, ETreePath path)
-{
- GNode *gnode;
- node_t *node;
-
- node = g_new0(node_t, 1);
- node->path = path;
- node->index = -1;
- 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;
- gnode = g_node_new(node);
- g_hash_table_insert(etta->priv->nodes, path, gnode);
- return gnode;
-}
-
-static gint
-insert_children(ETreeTableAdapter *etta, GNode *gnode)
-{
- ETreePath path, tmp;
- int count = 0;
- int pos = 0;
-
- path = ((node_t *)gnode->data)->path;
- for (tmp = e_tree_model_node_get_first_child(etta->priv->source, path);
- tmp;
- tmp = e_tree_model_node_get_next(etta->priv->source, tmp), pos++) {
- GNode *child = create_gnode(etta, tmp);
- node_t *node = (node_t *) child->data;
- if (node->expanded)
- node->num_visible_children = insert_children(etta, child);
- g_node_prepend(gnode, child);
- count += node->num_visible_children + 1;
- }
- g_node_reverse_children(gnode);
- return count;
-}
-
-static void
-generate_tree(ETreeTableAdapter *etta, ETreePath path)
-{
- GNode *gnode;
- node_t *node;
- int size;
-
- e_table_model_pre_change(E_TABLE_MODEL(etta));
-
- g_assert(e_tree_model_node_is_root(etta->priv->source, path));
-
- if (etta->priv->root)
- kill_gnode(etta->priv->root, etta);
- resize_map(etta, 0);
-
- gnode = create_gnode(etta, path);
- node = (node_t *) gnode->data;
- node->expanded = TRUE;
- node->num_visible_children = insert_children(etta, gnode);
- if (etta->priv->sort_info && e_table_sort_info_sorting_get_count(etta->priv->sort_info) > 0)
- resort_node(etta, gnode, TRUE);
-
- etta->priv->root = gnode;
- size = etta->priv->root_visible ? node->num_visible_children + 1 : node->num_visible_children;
- resize_map(etta, size);
- fill_map(etta, 0, gnode);
- e_table_model_changed(E_TABLE_MODEL(etta));
-}
-
-static void
-insert_node(ETreeTableAdapter *etta, ETreePath parent, ETreePath path)
-{
- GNode *gnode, *parent_gnode;
- node_t *node, *parent_node;
- gboolean expandable;
- int size, row;
-
- e_table_model_pre_change(E_TABLE_MODEL(etta));
-
- if (get_node(etta, path)) {
- e_table_model_no_change(E_TABLE_MODEL(etta));
- return;
- }
-
- parent_gnode = lookup_gnode(etta, parent);
- if (!parent_gnode) {
- ETreePath grandparent = e_tree_model_node_get_parent(etta->priv->source, parent);
- if (e_tree_model_node_is_root(etta->priv->source, parent))
- generate_tree(etta, parent);
- else
- insert_node(etta, grandparent, parent);
- e_table_model_changed(E_TABLE_MODEL(etta));
- return;
- }
-
- parent_node = (node_t *) parent_gnode->data;
-
- if (parent_gnode != etta->priv->root) {
- expandable = e_tree_model_node_is_expandable(etta->priv->source, parent);
- if (parent_node->expandable != expandable) {
- e_table_model_pre_change(E_TABLE_MODEL(etta));
- parent_node->expandable = expandable;
- parent_node->expandable_set = 1;
- e_table_model_row_changed(E_TABLE_MODEL(etta), parent_node->index);
- }
- }
-
- if (!e_tree_table_adapter_node_is_expanded (etta, parent)) {
- e_table_model_no_change(E_TABLE_MODEL(etta));
- return;
- }
-
- gnode = create_gnode(etta, path);
- node = (node_t *) gnode->data;
-
- if (node->expanded)
- node->num_visible_children = insert_children(etta, gnode);
-
- g_node_append(parent_gnode, gnode);
- update_child_counts(parent_gnode, node->num_visible_children + 1);
- resort_node(etta, parent_gnode, FALSE);
- resort_node(etta, gnode, TRUE);
-
- size = node->num_visible_children + 1;
- resize_map(etta, etta->priv->n_map + size);
- if (parent_gnode == etta->priv->root)
- row = 0;
- else {
- gint new_size = parent_node->num_visible_children + 1;
- gint old_size = new_size - size;
- row = parent_node->index;
- move_map_elements(etta, row + new_size, row + old_size, etta->priv->n_map - row - new_size);
- }
- fill_map(etta, row, parent_gnode);
- e_table_model_rows_inserted(E_TABLE_MODEL(etta), get_row(etta, path), size);
-}
-
-typedef struct {
- GSList *paths;
- gboolean expanded;
-} check_expanded_closure;
-
-static gboolean
-check_expanded(GNode *gnode, gpointer data)
-{
- check_expanded_closure *closure = (check_expanded_closure *) data;
- node_t *node = (node_t *) gnode->data;
-
- if (node->expanded != closure->expanded)
- closure->paths = g_slist_prepend(closure->paths, node->path);
-
- return FALSE;
-}
-
-static void
-update_node(ETreeTableAdapter *etta, ETreePath path)
-{
- check_expanded_closure closure;
- ETreePath parent = e_tree_model_node_get_parent(etta->priv->source, path);
- GNode *gnode = lookup_gnode(etta, path);
- GSList *l;
-
- closure.expanded = e_tree_model_get_expanded_default (etta->priv->source);
- closure.paths = NULL;
-
- if (gnode)
- g_node_traverse(gnode, G_POST_ORDER, G_TRAVERSE_ALL, -1, check_expanded, &closure);
-
- if (e_tree_model_node_is_root(etta->priv->source, path))
- generate_tree(etta, path);
- else {
- delete_node(etta, parent, path);
- insert_node(etta, parent, path);
- }
-
- for (l = closure.paths; l; l = l->next)
- if (lookup_gnode(etta, l->data))
- e_tree_table_adapter_node_set_expanded (etta, l->data, !closure.expanded);
-
- g_slist_free(closure.paths);
-}
-
-static void
-etta_finalize (GObject *object)
-{
- ETreeTableAdapter *etta = E_TREE_TABLE_ADAPTER (object);
-
- if (etta->priv->root) {
- kill_gnode(etta->priv->root, etta);
- etta->priv->root = NULL;
- }
-
- g_hash_table_destroy (etta->priv->nodes);
-
- g_free (etta->priv->map_table);
-
- g_free (etta->priv);
-
- G_OBJECT_CLASS (parent_class)->finalize (object);
-}
-
-static void
-etta_dispose (GObject *object)
-{
- ETreeTableAdapter *etta = E_TREE_TABLE_ADAPTER (object);
-
- if (etta->priv->sort_info) {
- g_signal_handler_disconnect(G_OBJECT (etta->priv->sort_info),
- etta->priv->sort_info_changed_id);
- g_object_unref(etta->priv->sort_info);
- etta->priv->sort_info = NULL;
- }
-
- if (etta->priv->header) {
- g_object_unref(etta->priv->header);
- etta->priv->header = NULL;
- }
-
- if (etta->priv->source) {
- g_signal_handler_disconnect (G_OBJECT (etta->priv->source),
- etta->priv->pre_change_id);
- g_signal_handler_disconnect (G_OBJECT (etta->priv->source),
- etta->priv->no_change_id);
- g_signal_handler_disconnect (G_OBJECT (etta->priv->source),
- etta->priv->node_changed_id);
- g_signal_handler_disconnect (G_OBJECT (etta->priv->source),
- etta->priv->node_data_changed_id);
- g_signal_handler_disconnect (G_OBJECT (etta->priv->source),
- etta->priv->node_col_changed_id);
- g_signal_handler_disconnect (G_OBJECT (etta->priv->source),
- etta->priv->node_inserted_id);
- g_signal_handler_disconnect (G_OBJECT (etta->priv->source),
- etta->priv->node_removed_id);
- g_signal_handler_disconnect (G_OBJECT (etta->priv->source),
- etta->priv->node_request_collapse_id);
-
- g_object_unref (etta->priv->source);
- etta->priv->source = NULL;
- }
-
- G_OBJECT_CLASS (parent_class)->dispose (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;
-
- return e_tree_model_get_save_id (etta->priv->source, get_path(etta, row));
-}
-
-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;
-
- return etta->priv->n_map;
-}
-
-static void *
-etta_value_at (ETableModel *etm, int col, int row)
-{
- ETreeTableAdapter *etta = (ETreeTableAdapter *)etm;
-
- switch (col) {
- case -1:
- if (row == -1)
- return NULL;
- return get_path (etta, row);
- case -2:
- return etta->priv->source;
- case -3:
- return etta;
- default:
- return e_tree_model_value_at (etta->priv->source, get_path (etta, row), col);
- }
-}
-
-static void
-etta_set_value_at (ETableModel *etm, int col, int row, const void *val)
-{
- ETreeTableAdapter *etta = (ETreeTableAdapter *)etm;
-
- e_tree_model_set_value_at (etta->priv->source, get_path (etta, row), col, val);
-}
-
-static gboolean
-etta_is_cell_editable (ETableModel *etm, int col, int row)
-{
- ETreeTableAdapter *etta = (ETreeTableAdapter *)etm;
-
- return e_tree_model_node_is_editable (etta->priv->source, get_path (etta, row), col);
-}
-
-static void
-etta_append_row (ETableModel *etm, ETableModel *source, int row)
-{
-}
-
-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;
- GObjectClass *object_class = (GObjectClass *) klass;
-
- parent_class = g_type_class_peek_parent (klass);
-
- object_class->dispose = etta_dispose;
- object_class->finalize = etta_finalize;
-
- 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->sort_info = NULL;
-
- etta->priv->n_map = 0;
- etta->priv->n_vals_allocated = 0;
- etta->priv->map_table = NULL;
- etta->priv->nodes = NULL;
- etta->priv->root = NULL;
-
- etta->priv->root_visible = TRUE;
- etta->priv->remap_needed = TRUE;
-
- etta->priv->pre_change_id = 0;
- etta->priv->no_change_id = 0;
- etta->priv->node_changed_id = 0;
- etta->priv->node_data_changed_id = 0;
- etta->priv->node_col_changed_id = 0;
- etta->priv->node_inserted_id = 0;
- etta->priv->node_removed_id = 0;
- etta->priv->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)
-{
- update_node(etta, path);
-
- e_table_model_changed(E_TABLE_MODEL(etta));
-}
-
-static void
-etta_proxy_node_data_changed (ETreeModel *etm, ETreePath path, ETreeTableAdapter *etta)
-{
- int row = get_row(etta, path);
-
- if (row == -1) {
- e_table_model_no_change(E_TABLE_MODEL(etta));
- return;
- }
-
- e_table_model_row_changed(E_TABLE_MODEL(etta), row);
-}
-
-static void
-etta_proxy_node_col_changed (ETreeModel *etm, ETreePath path, int col, ETreeTableAdapter *etta)
-{
- int row = get_row(etta, path);
-
- if (row == -1) {
- e_table_model_no_change(E_TABLE_MODEL(etta));
- return;
- }
-
- e_table_model_cell_changed(E_TABLE_MODEL(etta), col, row);
-}
-
-static void
-etta_proxy_node_inserted (ETreeModel *etm, ETreePath parent, ETreePath child, ETreeTableAdapter *etta)
-{
- if (e_tree_model_node_is_root(etm, child))
- generate_tree(etta, child);
- else
- insert_node(etta, parent, child);
-
- e_table_model_changed(E_TABLE_MODEL(etta));
-}
-
-static void
-etta_proxy_node_removed (ETreeModel *etm, ETreePath parent, ETreePath child, int old_position, ETreeTableAdapter *etta)
-{
- delete_node(etta, parent, child);
- e_table_model_changed(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);
-}
-
-static void
-etta_sort_info_changed (ETableSortInfo *sort_info, ETreeTableAdapter *etta)
-{
- if (!etta->priv->root)
- return;
-
- e_table_model_pre_change(E_TABLE_MODEL(etta));
- resort_node(etta, etta->priv->root, TRUE);
- fill_map(etta, 0, etta->priv->root);
- e_table_model_changed(E_TABLE_MODEL(etta));
-}
-
-ETableModel *
-e_tree_table_adapter_construct (ETreeTableAdapter *etta, ETreeModel *source, ETableSortInfo *sort_info, ETableHeader *header)
-{
- ETreePath root;
-
- etta->priv->source = source;
- g_object_ref (source);
-
- etta->priv->sort_info = sort_info;
- if (sort_info) {
- g_object_ref(sort_info);
- etta->priv->sort_info_changed_id = g_signal_connect (G_OBJECT (sort_info), "sort_info_changed",
- G_CALLBACK (etta_sort_info_changed), etta);
- }
-
- etta->priv->header = header;
- if (header)
- g_object_ref(header);
-
- etta->priv->nodes = g_hash_table_new(NULL, NULL);
-
- root = e_tree_model_get_root (source);
-
- if (root)
- generate_tree(etta, root);
-
- etta->priv->pre_change_id = g_signal_connect(G_OBJECT(source), "pre_change",
- G_CALLBACK (etta_proxy_pre_change), etta);
- etta->priv->no_change_id = g_signal_connect (G_OBJECT (source), "no_change",
- G_CALLBACK (etta_proxy_no_change), etta);
- etta->priv->node_changed_id = g_signal_connect (G_OBJECT (source), "node_changed",
- G_CALLBACK (etta_proxy_node_changed), etta);
- etta->priv->node_data_changed_id = g_signal_connect (G_OBJECT (source), "node_data_changed",
- G_CALLBACK (etta_proxy_node_data_changed), etta);
- etta->priv->node_col_changed_id = g_signal_connect (G_OBJECT (source), "node_col_changed",
- G_CALLBACK (etta_proxy_node_col_changed), etta);
- etta->priv->node_inserted_id = g_signal_connect (G_OBJECT (source), "node_inserted",
- G_CALLBACK (etta_proxy_node_inserted), etta);
- etta->priv->node_removed_id = g_signal_connect (G_OBJECT (source), "node_removed",
- G_CALLBACK (etta_proxy_node_removed), etta);
- etta->priv->node_request_collapse_id = g_signal_connect (G_OBJECT (source), "node_request_collapse",
- G_CALLBACK (etta_proxy_node_request_collapse), etta);
-
- return E_TABLE_MODEL (etta);
-}
-
-ETableModel *
-e_tree_table_adapter_new (ETreeModel *source, ETableSortInfo *sort_info, ETableHeader *header)
-{
- ETreeTableAdapter *etta = g_object_new (E_TREE_TABLE_ADAPTER_TYPE, NULL);
-
- e_tree_table_adapter_construct (etta, source, sort_info, header);
-
- return (ETableModel *) etta;
-}
-
-typedef struct {
- xmlNode *root;
- gboolean expanded_default;
- ETreeModel *model;
-} TreeAndRoot;
-
-static void
-save_expanded_state_func (gpointer keyp, gpointer value, gpointer data)
-{
- ETreePath path = keyp;
- node_t *node = ((GNode *)value)->data;
- TreeAndRoot *tar = data;
- xmlNode *xmlnode;
-
- if (node->expanded != tar->expanded_default) {
- gchar *save_id = e_tree_model_get_save_id(tar->model, path);
- xmlnode = xmlNewChild (tar->root, NULL, "node", NULL);
- e_xml_set_string_prop_by_name(xmlnode, "id", save_id);
- g_free(save_id);
- }
-}
-
-void
-e_tree_table_adapter_save_expanded_state (ETreeTableAdapter *etta, const char *filename)
-{
- TreeAndRoot tar;
- xmlDocPtr doc;
- xmlNode *root;
-
- g_return_if_fail(etta != NULL);
-
- doc = xmlNewDoc ("1.0");
- root = xmlNewDocNode (doc, NULL, (xmlChar *) "expanded_state", NULL);
- xmlDocSetRootElement (doc, root);
-
- tar.model = etta->priv->source;
- tar.root = root;
- tar.expanded_default = e_tree_model_get_expanded_default(etta->priv->source);
-
- e_xml_set_integer_prop_by_name (root, "vers", 2);
- e_xml_set_bool_prop_by_name (root, "default", tar.expanded_default);
-
- g_hash_table_foreach (etta->priv->nodes, save_expanded_state_func, &tar);
-
- e_xml_save_file (filename, doc);
- xmlFreeDoc (doc);
-}
-
-static xmlDoc *
-open_file (ETreeTableAdapter *etta, const char *filename)
-{
- xmlDoc *doc;
- xmlNode *root;
- int vers;
- gboolean model_default, saved_default;
-
- if (!g_file_test (filename, G_FILE_TEST_EXISTS))
- return NULL;
-
- doc = xmlParseFile (filename);
- if (!doc)
- return NULL;
-
- root = xmlDocGetRootElement (doc);
- if (root == NULL || strcmp (root->name, "expanded_state")) {
- xmlFreeDoc (doc);
- return NULL;
- }
-
- vers = e_xml_get_integer_prop_by_name_with_default (root, "vers", 0);
- if (vers > 2) {
- xmlFreeDoc (doc);
- return NULL;
- }
- model_default = e_tree_model_get_expanded_default (etta->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 NULL;
- }
-
- return doc;
-}
-
-void
-e_tree_table_adapter_load_expanded_state (ETreeTableAdapter *etta, const char *filename)
-{
- xmlDoc *doc;
- xmlNode *root, *child;
- gboolean model_default;
-
- g_return_if_fail(etta != NULL);
-
- doc = open_file(etta, filename);
- if (!doc)
- return;
-
- root = xmlDocGetRootElement (doc);
-
- e_table_model_pre_change(E_TABLE_MODEL(etta));
-
- model_default = e_tree_model_get_expanded_default(etta->priv->source);
-
- for (child = root->xmlChildrenNode; child; child = child->next) {
- char *id;
- ETreePath path;
-
- 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;
- }
-
- path = e_tree_model_get_node_by_id(etta->priv->source, id);
- if (path)
- e_tree_table_adapter_node_set_expanded(etta, path, !model_default);
-
- g_free (id);
- }
-
- xmlFreeDoc (doc);
-
- e_table_model_changed (E_TABLE_MODEL (etta));
-}
-
-void
-e_tree_table_adapter_root_node_set_visible (ETreeTableAdapter *etta, gboolean visible)
-{
- int size;
-
- 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);
- }
- size = (visible ? 1 : 0) + (etta->priv->root ? ((node_t *)etta->priv->root->data)->num_visible_children : 0);
- resize_map(etta, size);
- if (etta->priv->root)
- fill_map(etta, 0, etta->priv->root);
- e_table_model_changed(E_TABLE_MODEL(etta));
-}
-
-void
-e_tree_table_adapter_node_set_expanded (ETreeTableAdapter *etta, ETreePath path, gboolean expanded)
-{
- GNode *gnode = lookup_gnode(etta, path);
- node_t *node;
- int row;
-
- if (!expanded && (!gnode || (e_tree_model_node_is_root (etta->priv->source, path) && !etta->priv->root_visible)))
- return;
-
- if (!gnode && expanded) {
- ETreePath parent = e_tree_model_node_get_parent(etta->priv->source, path);
- g_return_if_fail(parent != NULL);
- e_tree_table_adapter_node_set_expanded(etta, parent, expanded);
- gnode = lookup_gnode(etta, path);
- }
- g_return_if_fail(gnode != NULL);
-
- node = (node_t *) gnode->data;
-
- if (expanded == node->expanded)
- return;
-
- node->expanded = expanded;
-
- row = get_row(etta, path);
- if (row == -1)
- return;
-
- e_table_model_pre_change (E_TABLE_MODEL(etta));
- e_table_model_pre_change (E_TABLE_MODEL(etta));
- e_table_model_row_changed(E_TABLE_MODEL(etta), row);
-
-
- if (expanded) {
- int num_children = insert_children(etta, gnode);
- update_child_counts(gnode, num_children);
- if (etta->priv->sort_info && e_table_sort_info_sorting_get_count(etta->priv->sort_info) > 0)
- resort_node(etta, gnode, TRUE);
- resize_map(etta, etta->priv->n_map + num_children);
- move_map_elements(etta, row + 1 + num_children, row + 1, etta->priv->n_map - row - 1 - num_children);
- fill_map(etta, row, gnode);
- if (num_children != 0) {
- e_table_model_rows_inserted(E_TABLE_MODEL(etta), row + 1, num_children);
- } else
- e_table_model_no_change(E_TABLE_MODEL(etta));
- } else {
- int num_children = delete_children(etta, gnode);
- if (num_children == 0) {
- e_table_model_no_change(E_TABLE_MODEL(etta));
- return;
- }
- move_map_elements(etta, row + 1, row + 1 + num_children, etta->priv->n_map - row - 1 - num_children);
- update_child_counts(gnode, - num_children);
- resize_map(etta, etta->priv->n_map - num_children);
- e_table_model_rows_deleted(E_TABLE_MODEL(etta), row + 1, num_children);
- }
-}
-
-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)
-{
- return get_path(etta, row);
-}
-
-int
-e_tree_table_adapter_row_of_node (ETreeTableAdapter *etta, ETreePath path)
-{
- return get_row(etta, path);
-}
-
-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)
-{
- node_t *node = get_node(etta, path);
- if (!e_tree_model_node_is_expandable (etta->priv->source, path) || !node)
- return FALSE;
-
- return node->expanded;
-}
-
-void
-e_tree_table_adapter_set_sort_info (ETreeTableAdapter *etta, ETableSortInfo *sort_info)
-{
- if (etta->priv->sort_info) {
- g_signal_handler_disconnect(G_OBJECT(etta->priv->sort_info),
- etta->priv->sort_info_changed_id);
- g_object_unref(etta->priv->sort_info);
- }
-
- etta->priv->sort_info = sort_info;
- if (sort_info) {
- g_object_ref(sort_info);
- etta->priv->sort_info_changed_id = g_signal_connect(G_OBJECT(sort_info), "sort_info_changed",
- G_CALLBACK(etta_sort_info_changed), etta);
- }
-
- if (!etta->priv->root)
- return;
-
- e_table_model_pre_change(E_TABLE_MODEL(etta));
- resort_node(etta, etta->priv->root, TRUE);
- fill_map(etta, 0, etta->priv->root);
- e_table_model_changed(E_TABLE_MODEL(etta));
-}
-
-ETreePath
-e_tree_table_adapter_node_get_next (ETreeTableAdapter *etta, ETreePath path)
-{
- GNode *node = lookup_gnode (etta, path);
-
- if (node && node->next)
- return ((node_t *)node->next->data)->path;
-
- return NULL;
-}
generated by cgit (git 2.34.1) at 2024-11-22 11:18:57 +0800