122 lines
5.9 KiB
C
122 lines
5.9 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * *
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* *
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* Gem-graph client *
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* *
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* Tree *
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* *
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* Copyright © 2021 Libre en Communs <contact@a-lec.org> *
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* Copyright © 2021 Adrien Bourmault <neox@a-lec.org> *
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* Copyright © 2021 Jean Sirmai <jean@a-lec.org> *
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* *
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* This file is part of Gem-graph. *
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* *
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* This program is free software: you can redistribute it and/or modify it *
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* under the terms of the GNU Affero General Public License *
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* as published by the Free Software Foundation, *
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* either version 3 of the License, *
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* or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; *
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* without even the implied warranty of MERCHANTABILITY *
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* or FITNESS FOR A PARTICULAR PURPOSE. *
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* See the GNU Affero General Public License for more details. *
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* *
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* You should have received a copy of the GNU Affero General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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* *
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* * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include "../../include/signal.h"
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#include "../../include/widget.h"
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void widget_add_child_node (struct TreeNode_t *parent, struct TreeNode_t *child)
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{
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if (parent->child) {
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struct TreeNode_t *cur = parent->child;
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while (cur && cur->next) {cur = cur->next;}
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cur->next = child;
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} else parent->child = child;
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}
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struct TreeNode_t *widget_create_user_tree_node (const gchar* text)
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{
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struct TreeNode_t *node = g_malloc0 (sizeof(struct TreeNode_t));
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node->text = g_strdup (text);
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node->child = NULL; // if (0) printf("create_user_tree_node %s\n", text);
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return node;
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}
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static GListModel *get_user_tree_model_child (struct TreeNode_t *parent)
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{
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GtkStringList *list = NULL;
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if (parent) {
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if (0) printf("[get_user_tree_model_child] here is %s content : ", parent->text);
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struct TreeNode_t *child = parent->child;
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if (child) {list = gtk_string_list_new(NULL);}
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while(child) {
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gtk_string_list_append(list, child->text);
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if (0) printf("%s ", child->text);
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child = child->next;
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}
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}
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if (0) printf("\n");
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return G_LIST_MODEL(list);
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}
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static GListModel *get_user_tree_model (GObject *item, gpointer root)
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{
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struct TreeNode_t *cur = (struct TreeNode_t *)root;
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struct TreeNode_t *parent = root;
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const gchar *string = gtk_string_object_get_string (GTK_STRING_OBJECT (item));
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while (cur) {
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if (strcmp(string, cur->text) == 0) break;
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cur = cur->next;
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if (cur == NULL) {cur = parent->child; parent = cur;}
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}
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if (0) printf("[get_user_user_tree_model] looked for %s in %s item\n", cur->text, string);
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// ! WARNING ! TODO CUR EST L'ENFANT, MAINTENANT
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// DONC, SI CUR EST UNE FEUILLE, JE N'ATTEINDRAI PAS SON ENFANT
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return get_user_tree_model_child (cur);
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}
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void *widget_get_user_rules_tree ()
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{
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struct TreeNode_t *tree_root = widget_create_user_tree_node("We, the people,");
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widget_let_us_create_a_complex_useless_and_expensive_tree (tree_root);
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GtkStringList *model = gtk_string_list_new(NULL);
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gtk_string_list_append (model, tree_root->text);
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GtkSignalListItemFactory *factory = GTK_SIGNAL_LIST_ITEM_FACTORY (gtk_signal_list_item_factory_new());
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g_signal_connect (factory, "setup", G_CALLBACK(on_setup_user_tree_factory), NULL);
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g_signal_connect (factory, "bind", G_CALLBACK(on_bind_user_tree_factory), NULL);
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GtkTreeListModel *tree_model = gtk_tree_list_model_new(
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G_LIST_MODEL (model),
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FALSE, // Passthrough - False in actual usage with dynamic children retrieval
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TRUE, // FALSE, // autoexpand
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(GtkTreeListModelCreateModelFunc) &get_user_tree_model,
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tree_root,
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NULL // (GDestroyNotify) free_user_tree_node
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);
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GtkSingleSelection *selection_model = gtk_single_selection_new (G_LIST_MODEL (tree_model));
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gtk_single_selection_set_autoselect (selection_model, FALSE);
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gtk_single_selection_set_can_unselect (selection_model, TRUE);
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GtkWidget *list_view = gtk_list_view_new (GTK_SELECTION_MODEL (selection_model), GTK_LIST_ITEM_FACTORY (factory));
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GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new());
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// Allocation height too small. Tried to allocate 1922x1030, but GtkNotebook 0x25cd4c0 needs at least 1922x1064.
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// even if I remove (comment) the next line :
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gtk_scrolled_window_set_child (scrolled_window, list_view);
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gtk_scrolled_window_set_policy (scrolled_window, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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gtk_widget_set_vexpand (GTK_WIDGET (scrolled_window), TRUE);
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gtk_widget_set_visible (GTK_WIDGET (scrolled_window), TRUE);
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gtk_widget_set_visible (GTK_WIDGET (list_view), TRUE);
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gtk_widget_set_size_request (GTK_WIDGET (scrolled_window), W_IMAGE_LOCAL * 3, 0);
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return scrolled_window;
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}
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