Learning_GTK4_tree/tests/treestoretest.c

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2023-12-12 11:36:42 +01:00
/* treestoretest.c
* Copyright (C) 2001 Red Hat, Inc
* Author: Jonathan Blandford
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gtk/gtk.h>
#include <stdlib.h>
#include <string.h>
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
GtkTreeStore *base_model;
static int node_count = 0;
static void
selection_changed (GtkTreeSelection *selection,
GtkWidget *button)
{
if (gtk_tree_selection_get_selected (selection, NULL, NULL))
gtk_widget_set_sensitive (button, TRUE);
else
gtk_widget_set_sensitive (button, FALSE);
}
static void
node_set (GtkTreeIter *iter)
{
int n;
char *str;
str = g_strdup_printf ("Row (<span color=\"red\">%d</span>)", node_count++);
gtk_tree_store_set (base_model, iter, 0, str, -1);
g_free (str);
n = g_random_int_range (10000,99999);
if (n < 0)
n *= -1;
str = g_strdup_printf ("%d", n);
gtk_tree_store_set (base_model, iter, 1, str, -1);
g_free (str);
}
static void
iter_remove (GtkWidget *button, GtkTreeView *tree_view)
{
GtkTreeIter selected;
GtkTreeModel *model;
model = gtk_tree_view_get_model (tree_view);
if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (tree_view),
NULL,
&selected))
{
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_remove (GTK_TREE_STORE (model), &selected);
}
}
}
static void
iter_insert (GtkWidget *button, GtkTreeView *tree_view)
{
GtkWidget *entry;
GtkTreeIter iter;
GtkTreeIter selected;
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
entry = g_object_get_data (G_OBJECT (button), "user_data");
if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)),
NULL,
&selected))
{
gtk_tree_store_insert (GTK_TREE_STORE (model),
&iter,
&selected,
atoi (gtk_editable_get_text (GTK_EDITABLE (entry))));
}
else
{
gtk_tree_store_insert (GTK_TREE_STORE (model),
&iter,
NULL,
atoi (gtk_editable_get_text (GTK_EDITABLE (entry))));
}
node_set (&iter);
}
static void
iter_change (GtkWidget *button, GtkTreeView *tree_view)
{
GtkWidget *entry;
GtkTreeIter selected;
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
entry = g_object_get_data (G_OBJECT (button), "user_data");
if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)),
NULL, &selected))
{
gtk_tree_store_set (GTK_TREE_STORE (model),
&selected,
1,
gtk_editable_get_text (GTK_EDITABLE (entry)),
-1);
}
}
static void
iter_insert_with_values (GtkWidget *button, GtkTreeView *tree_view)
{
GtkWidget *entry;
GtkTreeIter iter;
GtkTreeIter selected;
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
char *str1, *str2;
entry = g_object_get_data (G_OBJECT (button), "user_data");
str1 = g_strdup_printf ("Row (<span color=\"red\">%d</span>)", node_count++);
str2 = g_strdup_printf ("%d", atoi (gtk_editable_get_text (GTK_EDITABLE (entry))));
if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)),
NULL,
&selected))
{
gtk_tree_store_insert_with_values (GTK_TREE_STORE (model),
&iter,
&selected,
-1,
0, str1,
1, str2,
-1);
}
else
{
gtk_tree_store_insert_with_values (GTK_TREE_STORE (model),
&iter,
NULL,
-1,
0, str1,
1, str2,
-1);
}
g_free (str1);
g_free (str2);
}
static void
iter_insert_before (GtkWidget *button, GtkTreeView *tree_view)
{
GtkTreeIter iter;
GtkTreeIter selected;
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)),
NULL,
&selected))
{
gtk_tree_store_insert_before (GTK_TREE_STORE (model),
&iter,
NULL,
&selected);
}
else
{
gtk_tree_store_insert_before (GTK_TREE_STORE (model),
&iter,
NULL,
NULL);
}
node_set (&iter);
}
static void
iter_insert_after (GtkWidget *button, GtkTreeView *tree_view)
{
GtkTreeIter iter;
GtkTreeIter selected;
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)),
NULL,
&selected))
{
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_insert_after (GTK_TREE_STORE (model),
&iter,
NULL,
&selected);
node_set (&iter);
}
}
else
{
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_insert_after (GTK_TREE_STORE (model),
&iter,
NULL,
NULL);
node_set (&iter);
}
}
}
static void
iter_prepend (GtkWidget *button, GtkTreeView *tree_view)
{
GtkTreeIter iter;
GtkTreeIter selected;
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
GtkTreeSelection *selection = gtk_tree_view_get_selection (tree_view);
if (gtk_tree_selection_get_selected (selection, NULL, &selected))
{
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_prepend (GTK_TREE_STORE (model),
&iter,
&selected);
node_set (&iter);
}
}
else
{
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_prepend (GTK_TREE_STORE (model),
&iter,
NULL);
node_set (&iter);
}
}
}
static void
iter_append (GtkWidget *button, GtkTreeView *tree_view)
{
GtkTreeIter iter;
GtkTreeIter selected;
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)),
NULL,
&selected))
{
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_append (GTK_TREE_STORE (model), &iter, &selected);
node_set (&iter);
}
}
else
{
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_append (GTK_TREE_STORE (model), &iter, NULL);
node_set (&iter);
}
}
}
static gboolean done = FALSE;
static void
quit_cb (GtkWidget *widget,
gpointer user_data)
{
gboolean *is_done = user_data;
*is_done = TRUE;
g_main_context_wakeup (NULL);
}
static void
make_window (int view_type)
{
GtkWidget *window;
GtkWidget *vbox;
GtkWidget *hbox, *entry;
GtkWidget *button;
GtkWidget *scrolled_window;
GtkWidget *tree_view;
GtkTreeViewColumn *column;
GtkCellRenderer *cell;
GObject *selection;
/* Make the Widgets/Objects */
window = gtk_window_new ();
switch (view_type)
{
case 0:
gtk_window_set_title (GTK_WINDOW (window), "Unsorted list");
break;
case 1:
gtk_window_set_title (GTK_WINDOW (window), "Sorted list");
break;
default:
g_assert_not_reached ();
}
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
gtk_window_set_default_size (GTK_WINDOW (window), 300, 350);
scrolled_window = gtk_scrolled_window_new ();
switch (view_type)
{
case 0:
tree_view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (base_model));
break;
case 1:
{
GtkTreeModel *sort_model;
sort_model = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (base_model));
tree_view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (sort_model));
}
break;
default:
g_assert_not_reached ();
tree_view = NULL; /* Quiet compiler */
break;
}
selection = G_OBJECT (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)));
gtk_tree_selection_set_mode (GTK_TREE_SELECTION (selection), GTK_SELECTION_SINGLE);
/* Put them together */
gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolled_window), tree_view);
gtk_widget_set_vexpand (scrolled_window, TRUE);
gtk_box_append (GTK_BOX (vbox), scrolled_window);
gtk_window_set_child (GTK_WINDOW (window), vbox);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
g_signal_connect (window, "destroy", G_CALLBACK (quit_cb), &done);
/* buttons */
button = gtk_button_new_with_label ("gtk_tree_store_remove");
gtk_box_append (GTK_BOX (vbox), button);
g_signal_connect (selection, "changed",
G_CALLBACK (selection_changed),
button);
g_signal_connect (button, "clicked",
G_CALLBACK (iter_remove),
tree_view);
gtk_widget_set_sensitive (button, FALSE);
button = gtk_button_new_with_label ("gtk_tree_store_insert");
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 8);
entry = gtk_entry_new ();
gtk_box_append (GTK_BOX (vbox), hbox);
gtk_box_append (GTK_BOX (hbox), button);
gtk_box_append (GTK_BOX (hbox), entry);
g_object_set_data (G_OBJECT (button), "user_data", entry);
g_signal_connect (button, "clicked",
G_CALLBACK (iter_insert),
tree_view);
button = gtk_button_new_with_label ("gtk_tree_store_set");
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 8);
entry = gtk_entry_new ();
gtk_box_append (GTK_BOX (vbox), hbox);
gtk_box_append (GTK_BOX (hbox), button);
gtk_box_append (GTK_BOX (hbox), entry);
g_object_set_data (G_OBJECT (button), "user_data", entry);
g_signal_connect (button, "clicked",
G_CALLBACK (iter_change),
tree_view);
button = gtk_button_new_with_label ("gtk_tree_store_insert_with_values");
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 8);
entry = gtk_entry_new ();
gtk_box_append (GTK_BOX (vbox), hbox);
gtk_box_append (GTK_BOX (hbox), button);
gtk_box_append (GTK_BOX (hbox), entry);
g_object_set_data (G_OBJECT (button), "user_data", entry);
g_signal_connect (button, "clicked",
G_CALLBACK (iter_insert_with_values),
tree_view);
button = gtk_button_new_with_label ("gtk_tree_store_insert_before");
gtk_box_append (GTK_BOX (vbox), button);
g_signal_connect (button, "clicked",
G_CALLBACK (iter_insert_before),
tree_view);
g_signal_connect (selection, "changed",
G_CALLBACK (selection_changed),
button);
gtk_widget_set_sensitive (button, FALSE);
button = gtk_button_new_with_label ("gtk_tree_store_insert_after");
gtk_box_append (GTK_BOX (vbox), button);
g_signal_connect (button, "clicked",
G_CALLBACK (iter_insert_after),
tree_view);
g_signal_connect (selection, "changed",
G_CALLBACK (selection_changed),
button);
gtk_widget_set_sensitive (button, FALSE);
button = gtk_button_new_with_label ("gtk_tree_store_prepend");
gtk_box_append (GTK_BOX (vbox), button);
g_signal_connect (button, "clicked",
G_CALLBACK (iter_prepend),
tree_view);
button = gtk_button_new_with_label ("gtk_tree_store_append");
gtk_box_append (GTK_BOX (vbox), button);
g_signal_connect (button, "clicked",
G_CALLBACK (iter_append),
tree_view);
/* The selected column */
cell = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes ("Node ID", cell, "markup", 0, NULL);
gtk_tree_view_column_set_sort_column_id (column, 0);
gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), column);
cell = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes ("Random Number", cell, "text", 1, NULL);
gtk_tree_view_column_set_sort_column_id (column, 1);
gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), column);
/* A few to start */
if (view_type == 0)
{
iter_append (NULL, GTK_TREE_VIEW (tree_view));
iter_append (NULL, GTK_TREE_VIEW (tree_view));
iter_append (NULL, GTK_TREE_VIEW (tree_view));
iter_append (NULL, GTK_TREE_VIEW (tree_view));
iter_append (NULL, GTK_TREE_VIEW (tree_view));
iter_append (NULL, GTK_TREE_VIEW (tree_view));
}
/* Show it all */
gtk_window_present (GTK_WINDOW (window));
}
int
main (int argc, char *argv[])
{
gtk_init ();
base_model = gtk_tree_store_new (2, G_TYPE_STRING, G_TYPE_STRING);
/* FIXME: reverse this */
make_window (0);
make_window (1);
while (!done)
g_main_context_iteration (NULL, TRUE);
return 0;
}