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-rw-r--r--widgets/table/e-tree-selection-model.c1393
1 files changed, 0 insertions, 1393 deletions
diff --git a/widgets/table/e-tree-selection-model.c b/widgets/table/e-tree-selection-model.c
deleted file mode 100644
index 7b0e306be0..0000000000
--- a/widgets/table/e-tree-selection-model.c
+++ /dev/null
@@ -1,1393 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/*
- * e-tree-selection-model.c
- * Copyright 2000, 2001, Ximian, Inc.
- *
- * Authors:
- * Chris Lahey <clahey@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 <gdk/gdkkeysyms.h>
-#include <gtk/gtksignal.h>
-#include "e-tree-selection-model.h"
-#include <gal/util/e-bit-array.h>
-#include <gal/util/e-sorter.h>
-#include <gal/util/e-util.h>
-#include <gdk/gdkkeysyms.h>
-#include <gal/e-table/e-tree-sorted.h>
-#include <gal/e-table/e-tree-table-adapter.h>
-
-#define ETSM_CLASS(e) ((ETreeSelectionModelClass *)((GtkObject *)e)->klass)
-
-#define PARENT_TYPE e_selection_model_get_type ()
-
-static ESelectionModelClass *parent_class;
-
-enum {
- ARG_0,
- ARG_CURSOR_ROW,
- ARG_CURSOR_COL,
- ARG_MODEL,
- ARG_ETTA,
- ARG_ETS,
-};
-
-typedef struct ETreeSelectionModelNode {
- guint selected : 1;
- guint all_children_selected : 1;
- guint any_children_selected : 1;
- EBitArray *all_children_selected_array;
- EBitArray *any_children_selected_array;
- struct ETreeSelectionModelNode **children;
- int num_children;
-} ETreeSelectionModelNode;
-
-struct ETreeSelectionModelPriv {
- ETreeTableAdapter *etta;
- ETreeSorted *ets;
- ETreeModel *model;
-
- ETreeSelectionModelNode *root;
-
- ETreePath cursor_path;
- gint cursor_col;
- ETreePath selection_start_path;
-
- char *cursor_save_id;
-
- int frozen_count;
-
- 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_deleted_id;
-
- int sorted_model_node_resorted_id;
-
- /* Anything other than -1 means that the selection is a single
- * row. This being -1 does not impart any information. */
- int selected_row;
- /* Anything other than -1 means that the selection is a all
- * rows between selection_start_path and cursor_path where
- * selected_range_end is the rwo number of cursor_path. This
- * being -1 does not impart any information. */
- int selected_range_end;
-};
-
-/* ETreeSelectionModelNode helpers */
-
-static ETreeSelectionModelNode *
-e_tree_selection_model_node_new (void)
-{
- ETreeSelectionModelNode *node = g_new(ETreeSelectionModelNode, 1);
-
- node->selected = 0;
- node->all_children_selected = 0;
- node->any_children_selected = 0;
- node->all_children_selected_array = NULL;
- node->any_children_selected_array = NULL;
- node->children = NULL;
- node->num_children = -1;
-
- return node;
-}
-
-static void
-e_tree_selection_model_node_fill_children(ETreeSelectionModel *etsm, ETreePath path, ETreeSelectionModelNode *selection_node)
-{
- int i;
- selection_node->num_children = e_tree_sorted_node_num_children(etsm->priv->ets, path);
- selection_node->children = g_new(ETreeSelectionModelNode *, selection_node->num_children);
- for (i = 0; i < selection_node->num_children; i++) {
- selection_node->children[i] = NULL;
- }
-}
-
-static void
-e_tree_selection_model_node_free(ETreeSelectionModelNode *node)
-{
- int i;
-
- if (node->all_children_selected_array)
- gtk_object_unref(GTK_OBJECT(node->all_children_selected_array));
- if (node->any_children_selected_array)
- gtk_object_unref(GTK_OBJECT(node->any_children_selected_array));
-
- for (i = 0; i < node->num_children; i++)
- if (node->children[i])
- e_tree_selection_model_node_free(node->children[i]);
- g_free(node->children);
-
- g_free(node);
-}
-
-
-/* Other helper functions */
-static ETreePath
-etsm_node_at_row(ETreeSelectionModel *etsm, int row)
-{
- ETreePath path;
-
- if (!(row >= 0 && row < e_table_model_row_count(E_TABLE_MODEL(etsm->priv->etta))))
- return NULL;
-
- path = e_tree_table_adapter_node_at_row(etsm->priv->etta, row);
-
- if (path)
- path = e_tree_sorted_view_to_model_path(etsm->priv->ets, path);
-
- return path;
-}
-
-static int
-etsm_row_of_node(ETreeSelectionModel *etsm, ETreePath path)
-{
- path = e_tree_sorted_model_to_view_path(etsm->priv->ets, path);
-
- if (path)
- return e_tree_table_adapter_row_of_node(etsm->priv->etta, path);
- else
- return -1;
-}
-
-static int
-etsm_cursor_row_real (ETreeSelectionModel *etsm)
-{
- if (etsm->priv->cursor_path)
- return etsm_row_of_node(etsm, etsm->priv->cursor_path);
- else
- return -1;
-}
-
-static void
-etsm_real_clear (ETreeSelectionModel *etsm)
-{
- if (etsm->priv->root) {
- e_tree_selection_model_node_free(etsm->priv->root);
- etsm->priv->root = NULL;
- }
-}
-
-static ETreeSelectionModelNode *
-etsm_find_node_unless_equals (ETreeSelectionModel *etsm,
- ETreePath path,
- gboolean grow)
-{
- ETreeSelectionModelNode *selection_node;
- ETreeSorted *ets = etsm->priv->ets;
- ETreePath parent;
-
- parent = e_tree_model_node_get_parent(E_TREE_MODEL(ets), path);
-
- if (parent) {
- selection_node = etsm_find_node_unless_equals(etsm, parent, grow);
- if (selection_node) {
- int position = e_tree_sorted_orig_position(ets, path);
- if (selection_node->all_children_selected && grow)
- return NULL;
- if (!(selection_node->any_children_selected || grow))
- return NULL;
- if (selection_node->all_children_selected_array && e_bit_array_value_at(selection_node->all_children_selected_array, position) && grow)
- return NULL;
- if (selection_node->any_children_selected_array && ! (e_bit_array_value_at(selection_node->any_children_selected_array, position) || grow))
- return NULL;
- if (selection_node->children == NULL) {
- e_tree_selection_model_node_fill_children(etsm, parent, selection_node);
- }
- if (!selection_node->children[position])
- selection_node->children[position] = e_tree_selection_model_node_new();
-
- return selection_node->children[position];
- } else
- return NULL;
- } else {
- if (!etsm->priv->root)
- etsm->priv->root = e_tree_selection_model_node_new();
- return etsm->priv->root;
- }
-}
-
-#if 0
-static ETreeSelectionModelNode *
-find_or_create_node (ETreeSelectionModel *etsm,
- ETreePath path)
-{
- ETreeSelectionModelNode *selection_node;
- ETreeSelectionModelNode **place = NULL;
- ETreeSorted *ets = etsm->priv->ets;
- ETreePath parent;
-
- parent = e_tree_model_node_get_parent(E_TREE_MODEL(ets), path);
-
- if (parent) {
- selection_node = find_or_create_node(etsm, parent);
- if (selection_node) {
- int position = e_tree_sorted_orig_position(ets, path);
- if (!selection_node->children) {
- e_tree_selection_model_node_fill_children(etsm, parent, selection_node);
- }
- if (!selection_node->children[position])
- slection_node->children[position] = e_tree_selection_model_node_new();
-
- return selection_node->children[position];
- } else
- return NULL;
- } else {
- if (!etsm->priv->root)
- etsm->priv->root = e_tree_selection_model_node_new();
- return etsm->priv->root;
- }
-}
-#endif
-
-static void
-update_parents (ETreeSelectionModel *etsm, ETreePath path)
-{
- int i;
- int depth;
- ETreeSorted *ets = etsm->priv->ets;
- int *orig_position_sequence;
- ETreeSelectionModelNode **node_sequence;
- ETreePath parents;
-
- if (!etsm->priv->root)
- return;
-
- depth = e_tree_model_node_depth (E_TREE_MODEL(ets), path);
-
- orig_position_sequence = g_new(int, depth + 1);
- node_sequence = g_new(ETreeSelectionModelNode *, depth + 1);
-
- parents = path;
-
- for (i = depth; i > 0; i--) {
- if (!parents) {
- g_free(orig_position_sequence);
- g_free(node_sequence);
- return;
- }
- orig_position_sequence[i] = e_tree_sorted_orig_position(etsm->priv->ets, parents);
- parents = e_tree_model_node_get_parent(E_TREE_MODEL(etsm->priv->ets), parents);
- }
-
- node_sequence[0] = etsm->priv->root;
- for (i = 0; i < depth; i++) {
- node_sequence[i + 1] = NULL;
-
- if (node_sequence[i]->children)
- node_sequence[i + 1] = node_sequence[i]->children[orig_position_sequence[i + 1]];
-
- if (node_sequence[i + 1] == NULL) {
- g_free(orig_position_sequence);
- g_free(node_sequence);
- return;
- }
- }
-
- if (node_sequence[depth]->num_children == -1)
- e_tree_selection_model_node_fill_children(etsm, path, node_sequence[depth]);
-
- if (!node_sequence[depth]->all_children_selected_array)
- node_sequence[depth]->all_children_selected_array = e_bit_array_new(node_sequence[depth]->num_children);
- if (!node_sequence[depth]->any_children_selected_array)
- node_sequence[depth]->any_children_selected_array = e_bit_array_new(node_sequence[depth]->num_children);
-
- node_sequence[depth]->all_children_selected =
- e_bit_array_cross_and(node_sequence[depth]->all_children_selected_array) &&
- node_sequence[depth]->selected;
-
- node_sequence[depth]->any_children_selected =
- e_bit_array_cross_or(node_sequence[depth]->any_children_selected_array) ||
- node_sequence[depth]->selected;
-
- for (i = depth - 1; i >= 0; i--) {
- gboolean all_children, any_children;
-
- if (!node_sequence[i]->all_children_selected_array)
- node_sequence[i]->all_children_selected_array = e_bit_array_new(node_sequence[i]->num_children);
- if (!node_sequence[i]->any_children_selected_array)
- node_sequence[i]->any_children_selected_array = e_bit_array_new(node_sequence[i]->num_children);
-
- e_bit_array_change_one_row(node_sequence[i]->all_children_selected_array,
- orig_position_sequence[i + 1], node_sequence[i + 1]->all_children_selected);
- e_bit_array_change_one_row(node_sequence[i]->any_children_selected_array,
- orig_position_sequence[i + 1], node_sequence[i + 1]->any_children_selected);
-
- all_children = node_sequence[i]->all_children_selected;
- any_children = node_sequence[i]->any_children_selected;
-
- node_sequence[i]->all_children_selected =
- e_bit_array_cross_and(node_sequence[i]->all_children_selected_array) &&
- node_sequence[i]->selected;
- node_sequence[i]->any_children_selected =
- e_bit_array_cross_or(node_sequence[i]->any_children_selected_array) ||
- node_sequence[i]->selected;
-
- if (all_children == node_sequence[i]->all_children_selected &&
- any_children == node_sequence[i]->any_children_selected)
- break;
- }
-
- g_free(orig_position_sequence);
- g_free(node_sequence);
-}
-
-
-static void
-etsm_change_one_path(ETreeSelectionModel *etsm, ETreePath path, gboolean grow)
-{
- ETreeSelectionModelNode *node;
-
- if (!path)
- return;
-
- path = e_tree_sorted_model_to_view_path(etsm->priv->ets, path);
-
- if (!path)
- return;
-
- node = etsm_find_node_unless_equals (etsm, path, grow);
-
- if (node) {
- node->selected = grow;
- update_parents(etsm, path);
- }
-}
-
-static void
-etsm_real_select_single_path (ETreeSelectionModel *etsm, ETreePath path)
-{
- etsm_real_clear (etsm);
- etsm_change_one_path(etsm, path, TRUE);
- etsm->priv->selection_start_path = path;
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
-}
-
-
-/* Signal handlers */
-
-static void
-etsm_freeze (ETreeSelectionModel *etsm)
-{
- etsm->priv->frozen_count ++;
-}
-
-static void
-etsm_unfreeze (ETreeSelectionModel *etsm)
-{
- etsm->priv->frozen_count --;
-}
-
-static void
-etsm_pre_change (ETreeModel *etm, ETreeSelectionModel *etsm)
-{
- g_free (etsm->priv->cursor_save_id);
- etsm->priv->cursor_save_id = NULL;
-
- if (e_tree_model_has_get_node_by_id (etm) &&
- e_tree_model_has_save_id (etm) &&
- etsm->priv->cursor_path) {
- etsm->priv->cursor_save_id = e_tree_model_get_save_id (etm, etsm->priv->cursor_path);
- }
-
- etsm_freeze (etsm);
-}
-
-static void
-etsm_no_change (ETreeModel *etm, ETreeSelectionModel *etsm)
-{
- etsm_unfreeze (etsm);
-}
-
-static void
-clear_tree (ETreeSelectionModel *etsm, ETreeModel *etm)
-{
- int cursor_row;
-
- etsm_real_clear (etsm);
- etsm->priv->cursor_path = NULL;
-
- if (e_tree_model_has_get_node_by_id (etm) && etsm->priv->cursor_save_id) {
- ETreePath cursor_path;
-
- cursor_path = e_tree_model_get_node_by_id (etm, etsm->priv->cursor_save_id);
- etsm->priv->cursor_path = cursor_path;
- if (cursor_path != NULL && etsm->priv->cursor_col == -1)
- etsm->priv->cursor_col = 0;
-
- etsm_real_select_single_path(etsm, cursor_path);
- }
-
- cursor_row = etsm_cursor_row_real (etsm);
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
- if (cursor_row != -1)
- e_selection_model_cursor_changed(E_SELECTION_MODEL(etsm), cursor_row, etsm->priv->cursor_col);
- else {
- e_selection_model_cursor_changed(E_SELECTION_MODEL(etsm), -1, -1);
- e_selection_model_cursor_activated(E_SELECTION_MODEL(etsm), -1, -1);
- }
-
- g_free (etsm->priv->cursor_save_id);
- etsm->priv->cursor_save_id = NULL;
-}
-
-static void
-etsm_node_changed (ETreeModel *etm, ETreePath node, ETreeSelectionModel *etsm)
-{
- clear_tree (etsm, etm);
- etsm_unfreeze (etsm);
-}
-
-static void
-etsm_node_data_changed (ETreeModel *etm, ETreePath node, ETreeSelectionModel *etsm)
-{
- g_free (etsm->priv->cursor_save_id);
- etsm->priv->cursor_save_id = NULL;
- etsm_unfreeze (etsm);
-}
-
-static void
-etsm_node_col_changed (ETreeModel *etm, ETreePath node, int col, ETreeSelectionModel *etsm)
-{
- g_free (etsm->priv->cursor_save_id);
- etsm->priv->cursor_save_id = NULL;
- etsm_unfreeze (etsm);
-}
-
-static void
-etsm_node_inserted (ETreeModel *etm, ETreePath parent, ETreePath child, ETreeSelectionModel *etsm)
-{
- clear_tree (etsm, etm);
- etsm_unfreeze (etsm);
-#if 0
- ETreeSelectionModelNode *node;
- ETreePath path;
-
- path = e_tree_sorted_model_to_view_path(etsm->priv->ets, parent);
-
- if (!path)
- return;
-
- node = etsm_find_node_unless_equals (etsm, path, FALSE);
-
- if (node) {
- node->selected = FALSE;
- update_parents(etsm, path);
- }
-#endif
-}
-
-static void
-etsm_node_removed (ETreeModel *etm, ETreePath parent, ETreePath child, int old_position, ETreeSelectionModel *etsm)
-{
-}
-
-static void
-etsm_node_deleted (ETreeModel *etm, ETreePath child, ETreeSelectionModel *etsm)
-{
- clear_tree (etsm, etm);
- etsm_unfreeze (etsm);
-}
-
-
-static void
-etsm_sorted_node_resorted (ETreeModel *etm, ETreePath node, ETreeSelectionModel *etsm)
-{
- int cursor_row = etsm_cursor_row_real (etsm);
-
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
-
- if (cursor_row != -1)
- e_selection_model_cursor_changed(E_SELECTION_MODEL(etsm), cursor_row, etsm->priv->cursor_col);
- else
- e_selection_model_cursor_changed(E_SELECTION_MODEL(etsm), -1, -1);
-}
-
-static void
-add_model(ETreeSelectionModel *etsm, ETreeModel *model)
-{
- ETreeSelectionModelPriv *priv = etsm->priv;
-
- priv->model = model;
-
- if (!priv->model)
- return;
-
- gtk_object_ref(GTK_OBJECT(priv->model));
- priv->tree_model_pre_change_id = gtk_signal_connect_after (GTK_OBJECT (priv->model), "pre_change",
- GTK_SIGNAL_FUNC (etsm_pre_change), etsm);
- priv->tree_model_no_change_id = gtk_signal_connect_after (GTK_OBJECT (priv->model), "no_change",
- GTK_SIGNAL_FUNC (etsm_no_change), etsm);
- priv->tree_model_node_changed_id = gtk_signal_connect_after (GTK_OBJECT (priv->model), "node_changed",
- GTK_SIGNAL_FUNC (etsm_node_changed), etsm);
- priv->tree_model_node_data_changed_id = gtk_signal_connect_after (GTK_OBJECT (priv->model), "node_data_changed",
- GTK_SIGNAL_FUNC (etsm_node_data_changed), etsm);
- priv->tree_model_node_col_changed_id = gtk_signal_connect_after (GTK_OBJECT (priv->model), "node_col_changed",
- GTK_SIGNAL_FUNC (etsm_node_col_changed), etsm);
- priv->tree_model_node_inserted_id = gtk_signal_connect_after (GTK_OBJECT (priv->model), "node_inserted",
- GTK_SIGNAL_FUNC (etsm_node_inserted), etsm);
- priv->tree_model_node_removed_id = gtk_signal_connect_after (GTK_OBJECT (priv->model), "node_removed",
- GTK_SIGNAL_FUNC (etsm_node_removed), etsm);
- priv->tree_model_node_deleted_id = gtk_signal_connect_after (GTK_OBJECT (priv->model), "node_deleted",
- GTK_SIGNAL_FUNC (etsm_node_deleted), etsm);
-}
-
-static void
-drop_model(ETreeSelectionModel *etsm)
-{
- ETreeSelectionModelPriv *priv = etsm->priv;
-
- if (!priv->model)
- return;
-
- gtk_signal_disconnect (GTK_OBJECT (priv->model),
- priv->tree_model_pre_change_id);
- gtk_signal_disconnect (GTK_OBJECT (priv->model),
- priv->tree_model_no_change_id);
- gtk_signal_disconnect (GTK_OBJECT (priv->model),
- priv->tree_model_node_changed_id);
- gtk_signal_disconnect (GTK_OBJECT (priv->model),
- priv->tree_model_node_data_changed_id);
- gtk_signal_disconnect (GTK_OBJECT (priv->model),
- priv->tree_model_node_col_changed_id);
- gtk_signal_disconnect (GTK_OBJECT (priv->model),
- priv->tree_model_node_inserted_id);
- gtk_signal_disconnect (GTK_OBJECT (priv->model),
- priv->tree_model_node_removed_id);
- gtk_signal_disconnect (GTK_OBJECT (priv->model),
- priv->tree_model_node_deleted_id);
-
- gtk_object_unref (GTK_OBJECT (priv->model));
- priv->model = NULL;
-
- priv->tree_model_pre_change_id = 0;
- priv->tree_model_no_change_id = 0;
- priv->tree_model_node_changed_id = 0;
- priv->tree_model_node_data_changed_id = 0;
- priv->tree_model_node_col_changed_id = 0;
- priv->tree_model_node_inserted_id = 0;
- priv->tree_model_node_removed_id = 0;
- priv->tree_model_node_deleted_id = 0;
-}
-
-
-static void
-add_ets(ETreeSelectionModel *etsm, ETreeSorted *ets)
-{
- ETreeSelectionModelPriv *priv = etsm->priv;
-
- priv->ets = ets;
-
- if (!priv->ets)
- return;
-
- gtk_object_ref(GTK_OBJECT(priv->ets));
- priv->sorted_model_node_resorted_id = gtk_signal_connect (GTK_OBJECT (priv->ets), "node_resorted",
- GTK_SIGNAL_FUNC (etsm_sorted_node_resorted), etsm);
-}
-
-static void
-drop_ets(ETreeSelectionModel *etsm)
-{
- ETreeSelectionModelPriv *priv = etsm->priv;
-
- if (!priv->ets)
- return;
-
- gtk_signal_disconnect (GTK_OBJECT (priv->ets),
- priv->sorted_model_node_resorted_id);
-
- gtk_object_unref (GTK_OBJECT (priv->ets));
- priv->ets = NULL;
-
- priv->sorted_model_node_resorted_id = 0;
-}
-
-/* Virtual functions */
-static void
-etsm_destroy (GtkObject *object)
-{
- ETreeSelectionModel *etsm;
-
- etsm = E_TREE_SELECTION_MODEL (object);
-
- etsm_real_clear (etsm);
- etsm->priv->cursor_path = NULL;
- drop_model(etsm);
- drop_ets(etsm);
-
- g_free (etsm->priv->cursor_save_id);
-
- g_free(etsm->priv);
- etsm->priv = NULL;
-
- if (GTK_OBJECT_CLASS (parent_class)->destroy)
- (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
-}
-
-static void
-etsm_get_arg (GtkObject *o, GtkArg *arg, guint arg_id)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL (o);
-
- switch (arg_id){
- case ARG_CURSOR_ROW:
- GTK_VALUE_INT(*arg) = etsm_cursor_row_real(etsm);
- break;
-
- case ARG_CURSOR_COL:
- GTK_VALUE_INT(*arg) = etsm->priv->cursor_col;
- break;
-
- case ARG_MODEL:
- GTK_VALUE_OBJECT(*arg) = (GtkObject *) etsm->priv->model;
- break;
-
- case ARG_ETTA:
- GTK_VALUE_OBJECT(*arg) = (GtkObject *) etsm->priv->etta;
- break;
-
- case ARG_ETS:
- GTK_VALUE_OBJECT(*arg) = (GtkObject *) etsm->priv->ets;
- break;
- }
-}
-
-static void
-etsm_set_arg (GtkObject *o, GtkArg *arg, guint arg_id)
-{
- ESelectionModel *esm = E_SELECTION_MODEL (o);
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL (o);
-
- switch (arg_id){
- case ARG_CURSOR_ROW:
- e_selection_model_do_something(esm, GTK_VALUE_INT(*arg), etsm->priv->cursor_col, 0);
- break;
-
- case ARG_CURSOR_COL:
- e_selection_model_do_something(esm, etsm_cursor_row_real(etsm), GTK_VALUE_INT(*arg), 0);
- break;
-
- case ARG_MODEL:
- drop_model(etsm);
- add_model(etsm, (ETreeModel *) GTK_VALUE_OBJECT(*arg));
- break;
-
- case ARG_ETTA:
- etsm->priv->etta = (ETreeTableAdapter *) GTK_VALUE_OBJECT(*arg);
- break;
-
- case ARG_ETS:
- drop_ets(etsm);
- add_ets(etsm, (ETreeSorted *) GTK_VALUE_OBJECT(*arg));
- break;
- }
-}
-
-static ETreeSelectionModelNode *
-etsm_recurse_is_path_selected (ETreeSelectionModel *etsm,
- ETreePath path,
- gboolean *is_selected)
-{
- ETreeSelectionModelNode *selection_node;
- ETreeSorted *ets = etsm->priv->ets;
- ETreePath parent;
-
- parent = e_tree_model_node_get_parent(E_TREE_MODEL(ets), path);
-
- if (parent) {
- selection_node = etsm_recurse_is_path_selected (etsm, parent, is_selected);
- if (selection_node) {
- int position = e_tree_sorted_orig_position(ets, path);
- if (position < 0 || position >= selection_node->num_children) {
- *is_selected = FALSE;
- return NULL;
- }
- if (selection_node->all_children_selected) {
- *is_selected = TRUE;
- return NULL;
- }
- if (! selection_node->any_children_selected) {
- *is_selected = FALSE;
- return NULL;
- }
- if (selection_node->all_children_selected_array && e_bit_array_value_at(selection_node->all_children_selected_array, position)) {
- *is_selected = TRUE;
- return NULL;
- }
- if (selection_node->any_children_selected_array && ! e_bit_array_value_at(selection_node->any_children_selected_array, position)) {
- *is_selected = FALSE;
- return NULL;
- }
- if (!selection_node->children) {
- *is_selected = FALSE;
- return NULL;
- }
- return selection_node->children[position];
- } else
- return NULL;
- } else {
- if (etsm->priv->root) {
- return etsm->priv->root;
- } else {
- *is_selected = FALSE;
- return NULL;
- }
- }
-}
-
-static gboolean
-etsm_is_path_selected (ETreeSelectionModel *etsm,
- ETreePath path)
-{
- ETreeSelectionModelNode *selection_node;
- gboolean ret_val;
-
- selection_node = etsm_recurse_is_path_selected (etsm, path, &ret_val);
-
- if (selection_node)
- ret_val = selection_node->selected;
-
- return ret_val;
-}
-
-/**
- * e_selection_model_is_row_selected
- * @selection: #ESelectionModel to check
- * @n: The row to check
- *
- * This routine calculates whether the given row is selected.
- *
- * Returns: %TRUE if the given row is selected
- */
-static gboolean
-etsm_is_row_selected (ESelectionModel *selection,
- gint row)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- ETreePath path;
-
- g_return_val_if_fail(row < e_table_model_row_count(E_TABLE_MODEL(etsm->priv->etta)), FALSE);
- g_return_val_if_fail(row >= 0, FALSE);
- g_return_val_if_fail(etsm != NULL, FALSE);
-
- path = e_tree_table_adapter_node_at_row(etsm->priv->etta, row);
- return etsm_is_path_selected (etsm, path);
-}
-
-
-typedef struct {
- ETreeSelectionModel *etsm;
- EForeachFunc callback;
- gpointer closure;
-} ModelAndCallback;
-
-static void
-etsm_row_foreach_cb (ETreePath path, gpointer user_data)
-{
- ModelAndCallback *mac = user_data;
- int row = etsm_row_of_node(mac->etsm, path);
- if (row >= 0)
- mac->callback(row, mac->closure);
-}
-
-/**
- * e_selection_model_foreach
- * @selection: #ESelectionModel to traverse
- * @callback: The callback function to call back.
- * @closure: The closure
- *
- * This routine calls the given callback function once for each
- * selected row, passing closure as the closure.
- */
-static void
-etsm_foreach (ESelectionModel *selection,
- EForeachFunc callback,
- gpointer closure)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- ModelAndCallback mac;
-
- mac.etsm = etsm;
- mac.callback = callback;
- mac.closure = closure;
-
- e_tree_selection_model_foreach(etsm, etsm_row_foreach_cb, &mac);
-}
-
-/**
- * e_selection_model_clear
- * @selection: #ESelectionModel to clear
- *
- * This routine clears the selection to no rows selected.
- */
-static void
-etsm_clear(ESelectionModel *selection)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
-
- etsm_real_clear (etsm);
-
- etsm->priv->cursor_path = NULL;
- etsm->priv->cursor_col = -1;
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
- e_selection_model_cursor_changed(E_SELECTION_MODEL(etsm), -1, -1);
-}
-
-/* Standard functions */
-static void
-etsm_selected_count_all_recurse (ETreeSelectionModel *etsm,
- ETreePath path,
- int *count)
-{
- ETreePath child;
-
- (*count) ++;
-
- child = e_tree_model_node_get_first_child(E_TREE_MODEL(etsm->priv->model), path);
- for ( ; child; child = e_tree_model_node_get_next(E_TREE_MODEL(etsm->priv->model), child))
- if (child)
- etsm_selected_count_all_recurse (etsm, child, count);
-}
-
-static void
-etsm_selected_count_recurse (ETreeSelectionModel *etsm,
- ETreeSelectionModelNode *selection_node,
- ETreePath path,
- int *count)
-{
- if (selection_node->all_children_selected) {
- if (path)
- etsm_selected_count_all_recurse(etsm, path, count);
- return;
- }
- if (!selection_node->any_children_selected)
- return;
-
- if (selection_node->selected) {
- (*count) ++;
- }
-
- if (selection_node->children) {
- ETreePath child = e_tree_model_node_get_first_child(E_TREE_MODEL(etsm->priv->model), path);
- int i;
- for (i = 0; child && i < selection_node->num_children; i++, child = e_tree_model_node_get_next(E_TREE_MODEL(etsm->priv->model), child))
- if (selection_node->children[i])
- etsm_selected_count_recurse (etsm, selection_node->children[i], child, count);
- }
-}
-
-/**
- * e_selection_model_selected_count
- * @selection: #ESelectionModel to count
- *
- * This routine calculates the number of rows selected.
- *
- * Returns: The number of rows selected in the given model.
- */
-static gint
-etsm_selected_count (ESelectionModel *selection)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- int count = 0;
- if (etsm->priv->root) {
- ETreePath model_root;
- model_root = e_tree_model_get_root(etsm->priv->model);
- etsm_selected_count_recurse(etsm, etsm->priv->root, model_root, &count);
- if (!e_tree_table_adapter_root_node_is_visible (etsm->priv->etta) && etsm_is_path_selected (etsm, e_tree_model_get_root(E_TREE_MODEL (etsm->priv->ets)))) {
- count --;
- }
- }
- return count;
-}
-
-/**
- * e_selection_model_select_all
- * @selection: #ESelectionModel to select all
- *
- * This routine selects all the rows in the given
- * #ESelectionModel.
- */
-static void
-etsm_select_all (ESelectionModel *selection)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- ETreePath root;
-
- root = e_tree_model_get_root(E_TREE_MODEL(etsm->priv->ets));
- if (root == NULL)
- return;
-
- etsm_real_clear (etsm);
-
- etsm->priv->root = e_tree_selection_model_node_new();
- etsm->priv->root->selected = TRUE;
- etsm->priv->root->all_children_selected = TRUE;
- etsm->priv->root->any_children_selected = TRUE;
-
- e_tree_selection_model_node_fill_children(etsm, root, etsm->priv->root);
- etsm->priv->root->all_children_selected_array = e_bit_array_new(etsm->priv->root->num_children);
- etsm->priv->root->any_children_selected_array = e_bit_array_new(etsm->priv->root->num_children);
- e_bit_array_select_all(etsm->priv->root->all_children_selected_array);
- e_bit_array_select_all(etsm->priv->root->any_children_selected_array);
-
- if (etsm->priv->cursor_col == -1)
- etsm->priv->cursor_col = 0;
- if (etsm->priv->cursor_path == NULL)
- etsm->priv->cursor_path = etsm_node_at_row(etsm, 0);
- etsm->priv->selection_start_path = etsm_node_at_row(etsm, 0);
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
- e_selection_model_cursor_changed(E_SELECTION_MODEL(etsm), etsm_cursor_row_real(etsm), etsm->priv->cursor_col);
-}
-
-static void
-etsm_invert_selection_recurse (ETreeSelectionModel *etsm,
- ETreeSelectionModelNode *selection_node)
-{
- gboolean temp;
- EBitArray *temp_eba;
- selection_node->selected = ! selection_node->selected;
-
- temp = selection_node->all_children_selected;
- selection_node->all_children_selected = ! selection_node->any_children_selected;
- selection_node->any_children_selected = ! temp;
-
- temp_eba = selection_node->all_children_selected_array;
- selection_node->all_children_selected_array = selection_node->any_children_selected_array;
- selection_node->any_children_selected_array = temp_eba;
- if (selection_node->all_children_selected_array)
- e_bit_array_invert_selection(selection_node->all_children_selected_array);
- if (selection_node->any_children_selected_array)
- e_bit_array_invert_selection(selection_node->any_children_selected_array);
- if (selection_node->children) {
- int i;
- for (i = 0; i < selection_node->num_children; i++) {
- if (selection_node->children[i])
- etsm_invert_selection_recurse (etsm, selection_node->children[i]);
- }
- }
-}
-
-/**
- * e_selection_model_invert_selection
- * @selection: #ESelectionModel to invert
- *
- * This routine inverts all the rows in the given
- * #ESelectionModel.
- */
-static void
-etsm_invert_selection (ESelectionModel *selection)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
-
- if (etsm->priv->root)
- etsm_invert_selection_recurse (etsm, etsm->priv->root);
-
- etsm->priv->cursor_col = -1;
- etsm->priv->cursor_path = NULL;
- etsm->priv->selection_start_path = etsm_node_at_row(etsm, 0);
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
- e_selection_model_cursor_changed(E_SELECTION_MODEL(etsm), -1, -1);
-}
-
-static int
-etsm_row_count (ESelectionModel *selection)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- return e_table_model_row_count(E_TABLE_MODEL(etsm->priv->etta));
-}
-
-static void
-etsm_change_one_row(ESelectionModel *selection, int row, gboolean grow)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- ETreeSelectionModelNode *node;
- ETreePath path;
-
- g_return_if_fail(row < e_table_model_row_count(E_TABLE_MODEL(etsm->priv->etta)));
- g_return_if_fail(row >= 0);
- g_return_if_fail(selection != NULL);
-
- path = e_tree_table_adapter_node_at_row(etsm->priv->etta, row);
-
- if (!path)
- return;
-
- node = etsm_find_node_unless_equals (etsm, path, grow);
-
- if (node) {
- node->selected = grow;
- update_parents(etsm, path);
- }
-}
-
-static void
-etsm_change_cursor (ESelectionModel *selection, int row, int col)
-{
- ETreeSelectionModel *etsm;
-
- g_return_if_fail(selection != NULL);
- g_return_if_fail(E_IS_SELECTION_MODEL(selection));
-
- etsm = E_TREE_SELECTION_MODEL(selection);
-
- if (row == -1) {
- etsm->priv->cursor_path = NULL;
- } else {
- etsm->priv->cursor_path = etsm_node_at_row(etsm, row);
- }
- etsm->priv->cursor_col = col;
-}
-
-static void
-etsm_change_range(ESelectionModel *selection, int start, int end, gboolean grow)
-{
- int i;
- if (start != end) {
- if (selection->sorter && e_sorter_needs_sorting(selection->sorter)) {
- for ( i = start; i < end; i++) {
- e_selection_model_change_one_row(selection, e_sorter_sorted_to_model(selection->sorter, i), grow);
- }
- } else {
- for ( i = start; i < end; i++) {
- e_selection_model_change_one_row(selection, i, grow);
- }
- }
- }
-}
-
-static int
-etsm_cursor_row (ESelectionModel *selection)
-{
- return etsm_cursor_row_real(E_TREE_SELECTION_MODEL(selection));
-}
-
-static int
-etsm_cursor_col (ESelectionModel *selection)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- return etsm->priv->cursor_col;
-}
-
-static void
-etsm_select_single_row (ESelectionModel *selection, int row)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- int selected_row = etsm->priv->selected_row;
-
- etsm_real_clear (etsm);
- etsm_change_one_row(selection, row, TRUE);
- etsm->priv->selection_start_path = etsm_node_at_row(etsm, row);
-
- etsm->priv->selected_row = row;
- etsm->priv->selected_range_end = -1;
- if (selected_row != -1) {
- if (selected_row != etsm->priv->selected_row) {
- e_selection_model_selection_row_changed(E_SELECTION_MODEL(etsm), selected_row);
- e_selection_model_selection_row_changed(E_SELECTION_MODEL(etsm), row);
- }
- } else {
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
- }
-}
-
-static void
-etsm_toggle_single_row (ESelectionModel *selection, int row)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
-
- etsm->priv->selection_start_path = etsm_node_at_row(etsm, row);
-
- etsm_change_one_row(selection, row, !etsm_is_row_selected(selection, row));
-
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
-}
-
-static void
-etsm_real_move_selection_end (ETreeSelectionModel *etsm, int row)
-{
- ESelectionModel *selection = E_SELECTION_MODEL (etsm);
- int old_start;
- int old_end;
- int new_start;
- int new_end;
- int start_row = etsm_row_of_node(etsm, etsm->priv->selection_start_path);
- if (selection->sorter && e_sorter_needs_sorting(selection->sorter)) {
- old_start = MIN (e_sorter_model_to_sorted(selection->sorter, start_row),
- e_sorter_model_to_sorted(selection->sorter, etsm_cursor_row_real(etsm)));
- old_end = MAX (e_sorter_model_to_sorted(selection->sorter, start_row),
- e_sorter_model_to_sorted(selection->sorter, etsm_cursor_row_real(etsm))) + 1;
- new_start = MIN (e_sorter_model_to_sorted(selection->sorter, start_row),
- e_sorter_model_to_sorted(selection->sorter, row));
- new_end = MAX (e_sorter_model_to_sorted(selection->sorter, start_row),
- e_sorter_model_to_sorted(selection->sorter, row)) + 1;
- } else {
- old_start = MIN (start_row, etsm_cursor_row_real(etsm));
- old_end = MAX (start_row, etsm_cursor_row_real(etsm)) + 1;
- new_start = MIN (start_row, row);
- new_end = MAX (start_row, row) + 1;
- }
- /* This wouldn't work nearly so smoothly if one end of the selection weren't held in place. */
- if (old_start < new_start)
- etsm_change_range(selection, old_start, new_start, FALSE);
- if (new_start < old_start)
- etsm_change_range(selection, new_start, old_start, TRUE);
- if (old_end < new_end)
- etsm_change_range(selection, old_end, new_end, TRUE);
- if (new_end < old_end)
- etsm_change_range(selection, new_end, old_end, FALSE);
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
-}
-
-static void
-etsm_move_selection_end (ESelectionModel *selection, int row)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
-
- etsm_real_move_selection_end (etsm, row);
- e_selection_model_selection_changed(E_SELECTION_MODEL(selection));
-}
-
-static void
-etsm_set_selection_end (ESelectionModel *selection, int row)
-{
- ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL(selection);
- int selected_range_end = etsm->priv->selected_range_end;
-
- etsm_real_select_single_path(etsm, etsm->priv->selection_start_path);
- etsm->priv->cursor_path = etsm->priv->selection_start_path;
- etsm_real_move_selection_end(etsm, row);
- etsm->priv->selected_range_end = row;
- if (selected_range_end != -1 && row != -1) {
- if (selected_range_end == row - 1 ||
- selected_range_end == row + 1) {
- e_selection_model_selection_row_changed(E_SELECTION_MODEL(etsm), selected_range_end);
- e_selection_model_selection_row_changed(E_SELECTION_MODEL(etsm), row);
- return;
- }
- }
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
-}
-
-
-/* Standard functions */
-static void
-etsm_foreach_all_recurse (ETreeSelectionModel *etsm,
- ETreePath path,
- ETreeForeachFunc callback,
- gpointer closure)
-{
- ETreePath child;
-
- callback(path, closure);
-
- child = e_tree_model_node_get_first_child(E_TREE_MODEL(etsm->priv->model), path);
- for ( ; child; child = e_tree_model_node_get_next(E_TREE_MODEL(etsm->priv->model), child))
- if (child)
- etsm_foreach_all_recurse (etsm, child, callback, closure);
-}
-
-static void
-etsm_foreach_recurse (ETreeSelectionModel *etsm,
- ETreeSelectionModelNode *selection_node,
- ETreePath path,
- ETreeForeachFunc callback,
- gpointer closure)
-{
- if (selection_node->all_children_selected) {
- if (path)
- etsm_foreach_all_recurse(etsm, path, callback, closure);
- return;
- }
- if (!selection_node->any_children_selected)
- return;
-
- if (selection_node->selected) {
- callback(path, closure);
- }
-
- if (selection_node->children) {
- ETreePath child = e_tree_model_node_get_first_child(E_TREE_MODEL(etsm->priv->model), path);
- int i;
- for (i = 0; i < selection_node->num_children; i++, child = e_tree_model_node_get_next(E_TREE_MODEL(etsm->priv->model), child))
- if (selection_node->children[i])
- etsm_foreach_recurse (etsm, selection_node->children[i], child, callback, closure);
- }
-}
-
-void
-e_tree_selection_model_foreach (ETreeSelectionModel *etsm,
- ETreeForeachFunc callback,
- gpointer closure)
-{
- if (etsm->priv->root) {
- ETreePath model_root;
- model_root = e_tree_model_get_root(etsm->priv->model);
- etsm_foreach_recurse(etsm, etsm->priv->root, model_root, callback, closure);
- }
-}
-
-void
-e_tree_selection_model_select_single_path (ETreeSelectionModel *etsm, ETreePath path)
-{
- etsm_real_select_single_path (etsm, path);
-
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
-}
-
-void
-e_tree_selection_model_add_to_selection (ETreeSelectionModel *etsm, ETreePath path)
-{
- etsm_change_one_path(etsm, path, TRUE);
- etsm->priv->selection_start_path = path;
- etsm->priv->selected_row = -1;
- etsm->priv->selected_range_end = -1;
-
- e_selection_model_selection_changed(E_SELECTION_MODEL(etsm));
-}
-
-void
-e_tree_selection_model_change_cursor (ETreeSelectionModel *etsm, ETreePath path)
-{
- int row;
-
- etsm->priv->cursor_path = path;
-
- row = etsm_cursor_row_real(etsm);
-
- E_SELECTION_MODEL (etsm)->old_selection = -1;
-
- e_selection_model_cursor_changed(E_SELECTION_MODEL(etsm), row, etsm->priv->cursor_col);
- e_selection_model_cursor_activated(E_SELECTION_MODEL(etsm), row, etsm->priv->cursor_col);
-}
-
-ETreePath
-e_tree_selection_model_get_cursor (ETreeSelectionModel *etsm)
-{
- return etsm->priv->cursor_path;
-}
-
-
-static void
-e_tree_selection_model_init (ETreeSelectionModel *etsm)
-{
- ETreeSelectionModelPriv *priv;
- priv = g_new(ETreeSelectionModelPriv, 1);
- etsm->priv = priv;
-
- priv->etta = NULL;
- priv->ets = NULL;
- priv->model = NULL;
-
- priv->root = NULL;
-
- priv->cursor_path = NULL;
- priv->cursor_col = -1;
- priv->selection_start_path = NULL;
-
- priv->cursor_save_id = NULL;
-
- priv->frozen_count = 0;
-
-
- priv->tree_model_pre_change_id = 0;
- priv->tree_model_no_change_id = 0;
- priv->tree_model_node_changed_id = 0;
- priv->tree_model_node_data_changed_id = 0;
- priv->tree_model_node_col_changed_id = 0;
- priv->tree_model_node_inserted_id = 0;
- priv->tree_model_node_removed_id = 0;
- priv->tree_model_node_deleted_id = 0;
-
- priv->sorted_model_node_resorted_id = 0;
-
- priv->selected_row = -1;
- priv->selected_range_end = -1;
-}
-
-static void
-e_tree_selection_model_class_init (ETreeSelectionModelClass *klass)
-{
- GtkObjectClass *object_class;
- ESelectionModelClass *esm_class;
-
- parent_class = gtk_type_class (e_selection_model_get_type ());
-
- object_class = GTK_OBJECT_CLASS(klass);
- esm_class = E_SELECTION_MODEL_CLASS(klass);
-
- object_class->destroy = etsm_destroy;
- object_class->get_arg = etsm_get_arg;
- object_class->set_arg = etsm_set_arg;
-
- esm_class->is_row_selected = etsm_is_row_selected ;
- esm_class->foreach = etsm_foreach ;
- esm_class->clear = etsm_clear ;
- esm_class->selected_count = etsm_selected_count ;
- esm_class->select_all = etsm_select_all ;
- esm_class->invert_selection = etsm_invert_selection ;
- esm_class->row_count = etsm_row_count ;
-
- esm_class->change_one_row = etsm_change_one_row ;
- esm_class->change_cursor = etsm_change_cursor ;
- esm_class->cursor_row = etsm_cursor_row ;
- esm_class->cursor_col = etsm_cursor_col ;
-
- esm_class->select_single_row = etsm_select_single_row ;
- esm_class->toggle_single_row = etsm_toggle_single_row ;
- esm_class->move_selection_end = etsm_move_selection_end ;
- esm_class->set_selection_end = etsm_set_selection_end ;
-
- gtk_object_add_arg_type ("ETreeSelectionModel::cursor_row", GTK_TYPE_INT,
- GTK_ARG_READWRITE, ARG_CURSOR_ROW);
- gtk_object_add_arg_type ("ETreeSelectionModel::cursor_col", GTK_TYPE_INT,
- GTK_ARG_READWRITE, ARG_CURSOR_COL);
- gtk_object_add_arg_type ("ETreeSelectionModel::model", E_TREE_MODEL_TYPE,
- GTK_ARG_READWRITE, ARG_MODEL);
- gtk_object_add_arg_type ("ETreeSelectionModel::etta", E_TREE_TABLE_ADAPTER_TYPE,
- GTK_ARG_READWRITE, ARG_ETTA);
- gtk_object_add_arg_type ("ETreeSelectionModel::ets", E_TREE_SORTED_TYPE,
- GTK_ARG_READWRITE, ARG_ETS);
-}
-
-ESelectionModel *
-e_tree_selection_model_new (void)
-{
- return gtk_type_new(e_tree_selection_model_get_type());
-}
-
-E_MAKE_TYPE(e_tree_selection_model, "ETreeSelectionModel", ETreeSelectionModel,
- e_tree_selection_model_class_init, e_tree_selection_model_init, PARENT_TYPE);