forked from AuroraMiddleware/gtk
752 lines
21 KiB
C
752 lines
21 KiB
C
/*
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* Copyright (C) 2019, Red Hat, Inc.
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* Authors: Matthias Clasen <mclasen@redhat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <locale.h>
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#include <gtk/gtk.h>
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static GQuark number_quark;
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static GQuark changes_quark;
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static GQuark selection_quark;
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static guint
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get (GListModel *model,
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guint position)
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{
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GObject *object = g_list_model_get_item (model, position);
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guint ret;
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g_assert_nonnull (object);
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ret = GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark));
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g_object_unref (object);
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return ret;
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}
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static char *
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model_to_string (GListModel *model)
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{
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GString *string = g_string_new (NULL);
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guint i;
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for (i = 0; i < g_list_model_get_n_items (model); i++)
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{
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if (i > 0)
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g_string_append (string, " ");
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g_string_append_printf (string, "%u", get (model, i));
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}
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return g_string_free (string, FALSE);
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}
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static char *
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selection_to_string (GListModel *model)
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{
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GString *string = g_string_new (NULL);
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guint i;
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for (i = 0; i < g_list_model_get_n_items (model); i++)
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{
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if (!gtk_selection_model_is_selected (GTK_SELECTION_MODEL (model), i))
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continue;
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if (string->len > 0)
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g_string_append (string, " ");
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g_string_append_printf (string, "%u", get (model, i));
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}
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return g_string_free (string, FALSE);
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}
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static GListStore *
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new_store (guint start,
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guint end,
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guint step);
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static GObject *
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make_object (guint number)
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{
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GObject *object;
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/* 0 cannot be differentiated from NULL, so don't use it */
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g_assert_cmpint (number, !=, 0);
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object = g_object_new (G_TYPE_OBJECT, NULL);
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g_object_set_qdata (object, number_quark, GUINT_TO_POINTER (number));
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return object;
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}
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static void
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splice (GListStore *store,
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guint pos,
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guint removed,
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guint *numbers,
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guint added)
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{
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GObject **objects;
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guint i;
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objects = g_new0 (GObject *, added);
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for (i = 0; i < added; i++)
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objects[i] = make_object (numbers[i]);
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g_list_store_splice (store, pos, removed, (gpointer *) objects, added);
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for (i = 0; i < added; i++)
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g_object_unref (objects[i]);
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g_free (objects);
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}
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static void
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add (GListStore *store,
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guint number)
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{
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GObject *object = make_object (number);
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g_list_store_append (store, object);
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g_object_unref (object);
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}
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static void
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insert (GListStore *store,
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guint position,
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guint number)
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{
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GObject *object = make_object (number);
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g_list_store_insert (store, position, object);
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g_object_unref (object);
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}
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#define assert_model(model, expected) G_STMT_START{ \
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char *s = model_to_string (G_LIST_MODEL (model)); \
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if (!g_str_equal (s, expected)) \
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g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
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#model " == " #expected, s, "==", expected); \
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g_free (s); \
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}G_STMT_END
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#define ignore_changes(model) G_STMT_START{ \
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GString *changes = g_object_get_qdata (G_OBJECT (model), changes_quark); \
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g_string_set_size (changes, 0); \
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}G_STMT_END
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#define assert_changes(model, expected) G_STMT_START{ \
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GString *changes = g_object_get_qdata (G_OBJECT (model), changes_quark); \
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if (!g_str_equal (changes->str, expected)) \
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g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
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#model " == " #expected, changes->str, "==", expected); \
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g_string_set_size (changes, 0); \
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}G_STMT_END
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#define assert_selection(model, expected) G_STMT_START{ \
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char *s = selection_to_string (G_LIST_MODEL (model)); \
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if (!g_str_equal (s, expected)) \
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g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
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#model " == " #expected, s, "==", expected); \
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g_free (s); \
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}G_STMT_END
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#define ignore_selection_changes(model) G_STMT_START{ \
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GString *changes = g_object_get_qdata (G_OBJECT (model), selection_quark); \
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g_string_set_size (changes, 0); \
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}G_STMT_END
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#define assert_selection_changes(model, expected) G_STMT_START{ \
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GString *changes = g_object_get_qdata (G_OBJECT (model), selection_quark); \
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if (!g_str_equal (changes->str, expected)) \
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g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
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#model " == " #expected, changes->str, "==", expected); \
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g_string_set_size (changes, 0); \
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}G_STMT_END
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static GListStore *
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new_empty_store (void)
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{
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return g_list_store_new (G_TYPE_OBJECT);
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}
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static GListStore *
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new_store (guint start,
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guint end,
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guint step)
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{
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GListStore *store = new_empty_store ();
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guint i;
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for (i = start; i <= end; i += step)
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add (store, i);
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return store;
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}
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static void
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items_changed (GListModel *model,
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guint position,
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guint removed,
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guint added,
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GString *changes)
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{
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g_assert_true (removed != 0 || added != 0);
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if (changes->len)
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g_string_append (changes, ", ");
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if (removed == 1 && added == 0)
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{
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g_string_append_printf (changes, "-%u", position);
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}
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else if (removed == 0 && added == 1)
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{
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g_string_append_printf (changes, "+%u", position);
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}
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else
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{
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g_string_append_printf (changes, "%u", position);
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if (removed > 0)
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g_string_append_printf (changes, "-%u", removed);
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if (added > 0)
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g_string_append_printf (changes, "+%u", added);
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}
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}
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static void
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selection_changed (GListModel *model,
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guint position,
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guint n_items,
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GString *changes)
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{
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if (changes->len)
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g_string_append (changes, ", ");
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g_string_append_printf (changes, "%u:%u", position, n_items);
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}
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static void
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free_changes (gpointer data)
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{
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GString *changes = data;
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/* all changes must have been checked via assert_changes() before */
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g_assert_cmpstr (changes->str, ==, "");
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g_string_free (changes, TRUE);
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}
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static GtkSelectionModel *
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new_model (GListStore *store)
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{
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GtkSelectionModel *result;
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GString *changes;
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result = GTK_SELECTION_MODEL (gtk_multi_selection_new (g_object_ref (G_LIST_MODEL (store))));
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changes = g_string_new ("");
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g_object_set_qdata_full (G_OBJECT(result), changes_quark, changes, free_changes);
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g_signal_connect (result, "items-changed", G_CALLBACK (items_changed), changes);
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changes = g_string_new ("");
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g_object_set_qdata_full (G_OBJECT(result), selection_quark, changes, free_changes);
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g_signal_connect (result, "selection-changed", G_CALLBACK (selection_changed), changes);
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return result;
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}
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static GtkSelectionFilterModel *
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new_filter_model (GtkSelectionModel *model)
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{
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GtkSelectionFilterModel *result;
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GString *changes;
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result = gtk_selection_filter_model_new (model);
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changes = g_string_new ("");
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g_object_set_qdata_full (G_OBJECT(result), changes_quark, changes, free_changes);
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g_signal_connect (result, "items-changed", G_CALLBACK (items_changed), changes);
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return result;
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}
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static void
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test_create (void)
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{
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GtkSelectionModel *selection;
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GListStore *store;
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store = new_store (1, 5, 2);
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selection = new_model (store);
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assert_model (selection, "1 3 5");
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assert_changes (selection, "");
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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g_object_unref (store);
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assert_model (selection, "1 3 5");
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assert_changes (selection, "");
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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g_object_unref (selection);
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}
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static void
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test_create_empty (void)
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{
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GtkMultiSelection *selection;
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selection = gtk_multi_selection_new (NULL);
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g_assert_cmpint (g_list_model_get_n_items (G_LIST_MODEL (selection)), ==, 0);
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g_object_unref (selection);
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}
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static void
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test_changes (void)
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{
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GtkSelectionModel *selection;
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GListStore *store;
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gboolean ret;
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store = new_store (1, 5, 1);
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selection = new_model (store);
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assert_model (selection, "1 2 3 4 5");
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assert_changes (selection, "");
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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g_list_store_remove (store, 3);
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assert_model (selection, "1 2 3 5");
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assert_changes (selection, "-3");
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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insert (store, 3, 99);
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assert_model (selection, "1 2 3 99 5");
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assert_changes (selection, "+3");
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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splice (store, 3, 2, (guint[]) { 97 }, 1);
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assert_model (selection, "1 2 3 97");
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assert_changes (selection, "3-2+1");
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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ret = gtk_selection_model_select_range (selection, 1, 2, FALSE);
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g_assert_true (ret);
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assert_selection (selection, "2 3");
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assert_selection_changes (selection, "1:2");
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insert (store, 2, 22);
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assert_model (selection, "1 2 22 3 97");
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assert_changes (selection, "+2");
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assert_selection (selection, "2 3");
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assert_selection_changes (selection, "");
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g_object_unref (store);
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g_object_unref (selection);
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}
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static void
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test_selection (void)
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{
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GtkSelectionModel *selection;
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GListStore *store;
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gboolean ret;
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store = new_store (1, 5, 1);
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selection = new_model (store);
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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ret = gtk_selection_model_select_item (selection, 3, FALSE);
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g_assert_true (ret);
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assert_selection (selection, "4");
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assert_selection_changes (selection, "3:1");
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ret = gtk_selection_model_unselect_item (selection, 3);
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g_assert_true (ret);
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assert_selection (selection, "");
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assert_selection_changes (selection, "3:1");
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ret = gtk_selection_model_select_item (selection, 1, FALSE);
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g_assert_true (ret);
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assert_selection (selection, "2");
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assert_selection_changes (selection, "1:1");
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ret = gtk_selection_model_select_range (selection, 3, 2, FALSE);
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g_assert_true (ret);
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assert_selection (selection, "2 4 5");
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assert_selection_changes (selection, "3:2");
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ret = gtk_selection_model_unselect_range (selection, 3, 2);
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g_assert_true (ret);
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assert_selection (selection, "2");
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assert_selection_changes (selection, "3:2");
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ret = gtk_selection_model_select_all (selection);
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g_assert_true (ret);
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assert_selection (selection, "1 2 3 4 5");
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assert_selection_changes (selection, "0:5");
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ret = gtk_selection_model_unselect_all (selection);
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g_assert_true (ret);
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assert_selection (selection, "");
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assert_selection_changes (selection, "0:5");
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g_object_unref (store);
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g_object_unref (selection);
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}
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/* Verify that select_range with exclusive = TRUE
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* sends a selection-changed signal that covers
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* preexisting items that got unselected
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*/
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static void
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test_select_range (void)
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{
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GtkSelectionModel *selection;
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GListStore *store;
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gboolean ret;
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store = new_store (1, 5, 1);
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selection = new_model (store);
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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ret = gtk_selection_model_select_range (selection, 2, 2, FALSE);
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g_assert_true (ret);
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assert_selection (selection, "3 4");
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assert_selection_changes (selection, "2:2");
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ret = gtk_selection_model_select_range (selection, 3, 2, FALSE);
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g_assert_true (ret);
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assert_selection (selection, "3 4 5");
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assert_selection_changes (selection, "4:1");
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ret = gtk_selection_model_select_range (selection, 0, 1, TRUE);
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g_assert_true (ret);
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assert_selection (selection, "1");
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assert_selection_changes (selection, "0:5");
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g_object_unref (store);
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g_object_unref (selection);
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}
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/* Test that removing and readding items
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* doesn't clear the selected state.
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*/
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static void
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test_readd (void)
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{
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GtkSelectionModel *selection;
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GListStore *store;
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gboolean ret;
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store = new_store (1, 5, 1);
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selection = new_model (store);
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assert_model (selection, "1 2 3 4 5");
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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ret = gtk_selection_model_select_range (selection, 2, 2, FALSE);
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g_assert_true (ret);
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assert_model (selection, "1 2 3 4 5");
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assert_selection (selection, "3 4");
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assert_selection_changes (selection, "2:2");
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g_list_model_items_changed (G_LIST_MODEL (store), 1, 3, 3);
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assert_changes (selection, "1-3+3");
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assert_selection (selection, "3 4");
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g_object_unref (store);
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g_object_unref (selection);
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}
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static void
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test_set_selection (void)
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{
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GtkSelectionModel *selection;
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gboolean ret;
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GListStore *store;
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GtkBitset *selected, *mask;
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store = new_store (1, 10, 1);
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selection = new_model (store);
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assert_model (selection, "1 2 3 4 5 6 7 8 9 10");
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assert_selection (selection, "");
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assert_selection_changes (selection, "");
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selected = gtk_bitset_new_empty ();
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gtk_bitset_add_range (selected, 2, 3);
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gtk_bitset_add_range (selected, 6, 3);
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mask = gtk_bitset_new_empty ();
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gtk_bitset_add_range (mask, 0, 100); /* too big on purpose */
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ret = gtk_selection_model_set_selection (selection, selected, mask);
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g_assert_true (ret);
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gtk_bitset_unref (selected);
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gtk_bitset_unref (mask);
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assert_selection (selection, "3 4 5 7 8 9");
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assert_selection_changes (selection, "2:7");
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selected = gtk_bitset_new_empty ();
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mask = gtk_bitset_new_empty ();
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gtk_bitset_add (mask, 3);
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gtk_bitset_add (mask, 7);
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ret = gtk_selection_model_set_selection (selection, selected, mask);
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g_assert_true (ret);
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gtk_bitset_unref (selected);
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gtk_bitset_unref (mask);
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assert_selection (selection, "3 5 7 9");
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assert_selection_changes (selection, "3:5");
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g_object_unref (store);
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g_object_unref (selection);
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}
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static void
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test_selection_filter (void)
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{
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GtkSelectionModel *selection;
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GtkSelectionFilterModel *filter;
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GListStore *store;
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gboolean ret;
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store = new_store (1, 5, 1);
|
|
selection = new_model (store);
|
|
assert_selection (selection, "");
|
|
assert_selection_changes (selection, "");
|
|
|
|
filter = new_filter_model (selection);
|
|
assert_model (filter, "");
|
|
assert_changes (filter, "");
|
|
|
|
ret = gtk_selection_model_select_item (selection, 3, FALSE);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "4");
|
|
assert_selection_changes (selection, "3:1");
|
|
assert_model (filter, "4");
|
|
assert_changes (filter, "+0");
|
|
|
|
ret = gtk_selection_model_unselect_item (selection, 3);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "");
|
|
assert_selection_changes (selection, "3:1");
|
|
assert_model (filter, "");
|
|
assert_changes (filter, "-0");
|
|
|
|
ret = gtk_selection_model_select_item (selection, 1, FALSE);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "2");
|
|
assert_selection_changes (selection, "1:1");
|
|
assert_model (filter, "2");
|
|
assert_changes (filter, "+0");
|
|
|
|
ret = gtk_selection_model_select_item (selection, 0, FALSE);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "1 2");
|
|
assert_selection_changes (selection, "0:1");
|
|
assert_model (filter, "1 2");
|
|
assert_changes (filter, "+0");
|
|
|
|
ret = gtk_selection_model_unselect_item (selection, 0);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "2");
|
|
assert_selection_changes (selection, "0:1");
|
|
assert_model (filter, "2");
|
|
assert_changes (filter, "-0");
|
|
|
|
ret = gtk_selection_model_select_range (selection, 3, 2, FALSE);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "2 4 5");
|
|
assert_selection_changes (selection, "3:2");
|
|
assert_model (filter, "2 4 5");
|
|
assert_changes (filter, "1+2");
|
|
|
|
ret = gtk_selection_model_unselect_range (selection, 3, 2);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "2");
|
|
assert_selection_changes (selection, "3:2");
|
|
assert_model (filter, "2");
|
|
assert_changes (filter, "1-2");
|
|
|
|
ret = gtk_selection_model_select_all (selection);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "1 2 3 4 5");
|
|
assert_selection_changes (selection, "0:5");
|
|
assert_model (filter, "1 2 3 4 5");
|
|
assert_changes (filter, "0-1+5");
|
|
|
|
ret = gtk_selection_model_unselect_all (selection);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "");
|
|
assert_selection_changes (selection, "0:5");
|
|
assert_model (filter, "");
|
|
assert_changes (filter, "0-5");
|
|
|
|
ret = gtk_selection_model_select_range (selection, 1, 3, FALSE);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "2 3 4");
|
|
assert_selection_changes (selection, "1:3");
|
|
assert_model (filter, "2 3 4");
|
|
assert_changes (filter, "0+3");
|
|
|
|
insert (store, 2, 22);
|
|
assert_model (selection, "1 2 22 3 4 5");
|
|
assert_changes (selection, "+2");
|
|
assert_selection (selection, "2 3 4");
|
|
assert_selection_changes (selection, "");
|
|
assert_model (filter, "2 3 4");
|
|
assert_changes (filter, "");
|
|
|
|
g_list_store_remove (store, 2);
|
|
assert_model (selection, "1 2 3 4 5");
|
|
assert_changes (selection, "-2");
|
|
assert_selection (selection, "2 3 4");
|
|
assert_selection_changes (selection, "");
|
|
assert_model (filter, "2 3 4");
|
|
assert_changes (filter, "");
|
|
|
|
g_object_unref (store);
|
|
g_object_unref (selection);
|
|
g_object_unref (filter);
|
|
}
|
|
|
|
static void
|
|
test_set_model (void)
|
|
{
|
|
GtkSelectionModel *selection;
|
|
GListStore *store;
|
|
GListModel *m1, *m2;
|
|
gboolean ret;
|
|
|
|
store = new_store (1, 5, 1);
|
|
m1 = G_LIST_MODEL (store);
|
|
m2 = G_LIST_MODEL (gtk_slice_list_model_new (g_object_ref (m1), 0, 3));
|
|
selection = new_model (store);
|
|
assert_selection (selection, "");
|
|
assert_selection_changes (selection, "");
|
|
|
|
ret = gtk_selection_model_select_range (selection, 1, 3, FALSE);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "2 3 4");
|
|
assert_selection_changes (selection, "1:3");
|
|
|
|
/* we retain the selected item across model changes */
|
|
gtk_multi_selection_set_model (GTK_MULTI_SELECTION (selection), m2);
|
|
assert_changes (selection, "0-5+3");
|
|
assert_selection (selection, "2 3");
|
|
assert_selection_changes (selection, "");
|
|
|
|
gtk_multi_selection_set_model (GTK_MULTI_SELECTION (selection), NULL);
|
|
assert_changes (selection, "0-3");
|
|
assert_selection (selection, "");
|
|
assert_selection_changes (selection, "");
|
|
|
|
gtk_multi_selection_set_model (GTK_MULTI_SELECTION (selection), m2);
|
|
assert_changes (selection, "0+3");
|
|
assert_selection (selection, "");
|
|
assert_selection_changes (selection, "");
|
|
|
|
ret = gtk_selection_model_select_all (selection);
|
|
g_assert_true (ret);
|
|
assert_selection (selection, "1 2 3");
|
|
assert_selection_changes (selection, "0:3");
|
|
|
|
/* we retain no selected item across model changes */
|
|
gtk_multi_selection_set_model (GTK_MULTI_SELECTION (selection), m1);
|
|
assert_changes (selection, "0-3+5");
|
|
assert_selection (selection, "1 2 3");
|
|
assert_selection_changes (selection, "");
|
|
|
|
g_object_unref (m2);
|
|
g_object_unref (m1);
|
|
g_object_unref (selection);
|
|
}
|
|
|
|
static void
|
|
test_empty (void)
|
|
{
|
|
GtkMultiSelection *selection;
|
|
GListStore *store;
|
|
|
|
selection = gtk_multi_selection_new (NULL);
|
|
|
|
g_assert_cmpuint (g_list_model_get_n_items (G_LIST_MODEL (selection)), ==, 0);
|
|
g_assert_null (g_list_model_get_item (G_LIST_MODEL (selection), 11));
|
|
|
|
store = g_list_store_new (G_TYPE_OBJECT);
|
|
gtk_multi_selection_set_model (selection, G_LIST_MODEL (store));
|
|
g_object_unref (store);
|
|
|
|
g_assert_cmpuint (g_list_model_get_n_items (G_LIST_MODEL (selection)), ==, 0);
|
|
g_assert_null (g_list_model_get_item (G_LIST_MODEL (selection), 11));
|
|
|
|
g_object_unref (selection);
|
|
}
|
|
|
|
static void
|
|
test_empty_filter (void)
|
|
{
|
|
GtkStringList *stringlist;
|
|
GtkMultiSelection *selection;
|
|
GtkSelectionFilterModel *selection_filter;
|
|
|
|
stringlist = gtk_string_list_new (NULL);
|
|
gtk_string_list_append (stringlist, "first item");
|
|
|
|
selection = gtk_multi_selection_new (G_LIST_MODEL (stringlist));
|
|
selection_filter = gtk_selection_filter_model_new (GTK_SELECTION_MODEL (selection));
|
|
|
|
g_assert_cmpuint (g_list_model_get_n_items (G_LIST_MODEL (selection_filter)), ==, 0);
|
|
g_assert_null (g_list_model_get_item (G_LIST_MODEL (selection_filter), 11));
|
|
|
|
g_object_unref (selection_filter);
|
|
g_object_unref (selection);
|
|
}
|
|
|
|
int
|
|
main (int argc, char *argv[])
|
|
{
|
|
(g_test_init) (&argc, &argv, NULL);
|
|
setlocale (LC_ALL, "C");
|
|
g_test_bug_base ("http://bugzilla.gnome.org/show_bug.cgi?id=%s");
|
|
|
|
number_quark = g_quark_from_static_string ("Hell and fire was spawned to be released.");
|
|
changes_quark = g_quark_from_static_string ("What did I see? Can I believe what I saw?");
|
|
selection_quark = g_quark_from_static_string ("Mana mana, badibidibi");
|
|
|
|
g_test_add_func ("/multiselection/create", test_create);
|
|
g_test_add_func ("/multiselection/create-empty", test_create_empty);
|
|
#if GLIB_CHECK_VERSION (2, 58, 0) /* g_list_store_splice() is broken before 2.58 */
|
|
g_test_add_func ("/multiselection/changes", test_changes);
|
|
#endif
|
|
g_test_add_func ("/multiselection/selection", test_selection);
|
|
g_test_add_func ("/multiselection/select-range", test_select_range);
|
|
g_test_add_func ("/multiselection/readd", test_readd);
|
|
g_test_add_func ("/multiselection/set_selection", test_set_selection);
|
|
g_test_add_func ("/multiselection/selection-filter", test_selection_filter);
|
|
g_test_add_func ("/multiselection/set-model", test_set_model);
|
|
g_test_add_func ("/multiselection/empty", test_empty);
|
|
g_test_add_func ("/multiselection/selection-filter/empty", test_empty_filter);
|
|
|
|
return g_test_run ();
|
|
}
|