661da5558c
These functions, while added for use by the GTK inspector, are generally useful to applications that need to resolve what action groups are available to a particular GtkWidget. https://bugzilla.gnome.org/show_bug.cgi?id=741386
294 lines
9.3 KiB
C
294 lines
9.3 KiB
C
/*
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* Copyright (c) 2014 Red Hat, Inc.
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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 "config.h"
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#include <glib/gi18n-lib.h>
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#include "actions.h"
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#include "action-editor.h"
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#include "gtkapplication.h"
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#include "gtkapplicationwindow.h"
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#include "gtktreeview.h"
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#include "gtkliststore.h"
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#include "gtkwidgetprivate.h"
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#include "gtkpopover.h"
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#include "gtklabel.h"
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enum
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{
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COLUMN_PREFIX,
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COLUMN_NAME,
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COLUMN_ENABLED,
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COLUMN_PARAMETER,
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COLUMN_STATE,
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COLUMN_GROUP
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};
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struct _GtkInspectorActionsPrivate
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{
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GtkListStore *model;
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GHashTable *groups;
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GHashTable *iters;
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GtkWidget *object_title;
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};
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G_DEFINE_TYPE_WITH_PRIVATE (GtkInspectorActions, gtk_inspector_actions, GTK_TYPE_BOX)
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static void
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gtk_inspector_actions_init (GtkInspectorActions *sl)
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{
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sl->priv = gtk_inspector_actions_get_instance_private (sl);
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sl->priv->iters = g_hash_table_new_full (g_str_hash,
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g_str_equal,
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g_free,
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(GDestroyNotify) gtk_tree_iter_free);
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sl->priv->groups = g_hash_table_new_full (g_direct_hash,
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g_direct_equal,
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NULL,
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g_free);
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gtk_widget_init_template (GTK_WIDGET (sl));
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}
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static void
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add_action (GtkInspectorActions *sl,
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GActionGroup *group,
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const gchar *prefix,
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const gchar *name)
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{
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GtkTreeIter iter;
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gboolean enabled;
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const gchar *parameter;
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GVariant *state;
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gchar *state_string;
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enabled = g_action_group_get_action_enabled (group, name);
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parameter = (const gchar *)g_action_group_get_action_parameter_type (group, name);
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state = g_action_group_get_action_state (group, name);
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if (state)
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state_string = g_variant_print (state, FALSE);
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else
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state_string = g_strdup ("");
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gtk_list_store_append (sl->priv->model, &iter);
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gtk_list_store_set (sl->priv->model, &iter,
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COLUMN_PREFIX, prefix,
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COLUMN_NAME, name,
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COLUMN_ENABLED, enabled,
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COLUMN_PARAMETER, parameter,
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COLUMN_STATE, state_string,
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COLUMN_GROUP, group,
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-1);
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g_hash_table_insert (sl->priv->iters,
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g_strconcat (prefix, ".", name, NULL),
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gtk_tree_iter_copy (&iter));
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g_free (state_string);
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}
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static void
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action_added_cb (GActionGroup *group,
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const gchar *action_name,
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GtkInspectorActions *sl)
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{
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const gchar *prefix;
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prefix = g_hash_table_lookup (sl->priv->groups, group);
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add_action (sl, group, prefix, action_name);
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}
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static void
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action_removed_cb (GActionGroup *group,
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const gchar *action_name,
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GtkInspectorActions *sl)
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{
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const gchar *prefix;
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gchar *key;
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GtkTreeIter *iter;
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prefix = g_hash_table_lookup (sl->priv->groups, group);
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key = g_strconcat (prefix, ".", action_name, NULL);
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iter = g_hash_table_lookup (sl->priv->iters, key);
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gtk_list_store_remove (sl->priv->model, iter);
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g_hash_table_remove (sl->priv->iters, key);
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g_free (key);
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}
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static void
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action_enabled_changed_cb (GActionGroup *group,
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const gchar *action_name,
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gboolean enabled,
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GtkInspectorActions *sl)
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{
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const gchar *prefix;
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gchar *key;
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GtkTreeIter *iter;
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prefix = g_hash_table_lookup (sl->priv->groups, group);
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key = g_strconcat (prefix, ".", action_name, NULL);
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iter = g_hash_table_lookup (sl->priv->iters, key);
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gtk_list_store_set (sl->priv->model, iter,
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COLUMN_ENABLED, enabled,
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-1);
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g_free (key);
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}
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static void
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action_state_changed_cb (GActionGroup *group,
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const gchar *action_name,
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GVariant *state,
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GtkInspectorActions *sl)
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{
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const gchar *prefix;
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gchar *key;
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GtkTreeIter *iter;
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gchar *state_string;
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prefix = g_hash_table_lookup (sl->priv->groups, group);
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key = g_strconcat (prefix, ".", action_name, NULL);
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iter = g_hash_table_lookup (sl->priv->iters, key);
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if (state)
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state_string = g_variant_print (state, FALSE);
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else
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state_string = g_strdup ("");
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gtk_list_store_set (sl->priv->model, iter,
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COLUMN_STATE, state_string,
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-1);
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g_free (state_string);
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g_free (key);
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}
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static void
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add_group (GtkInspectorActions *sl,
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GActionGroup *group,
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const gchar *prefix)
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{
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gint i;
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gchar **names;
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gtk_widget_show (GTK_WIDGET (sl));
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g_signal_connect (group, "action-added", G_CALLBACK (action_added_cb), sl);
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g_signal_connect (group, "action-removed", G_CALLBACK (action_removed_cb), sl);
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g_signal_connect (group, "action-enabled-changed", G_CALLBACK (action_enabled_changed_cb), sl);
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g_signal_connect (group, "action-state-changed", G_CALLBACK (action_state_changed_cb), sl);
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g_hash_table_insert (sl->priv->groups, group, g_strdup (prefix));
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names = g_action_group_list_actions (group);
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for (i = 0; names[i]; i++)
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add_action (sl, group, prefix, names[i]);
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g_strfreev (names);
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}
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static void
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disconnect_group (gpointer key, gpointer value, gpointer data)
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{
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GActionGroup *group = key;
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GtkInspectorActions *sl = data;
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g_signal_handlers_disconnect_by_func (group, action_added_cb, sl);
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g_signal_handlers_disconnect_by_func (group, action_removed_cb, sl);
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g_signal_handlers_disconnect_by_func (group, action_enabled_changed_cb, sl);
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g_signal_handlers_disconnect_by_func (group, action_state_changed_cb, sl);
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}
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void
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gtk_inspector_actions_set_object (GtkInspectorActions *sl,
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GObject *object)
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{
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gtk_widget_hide (GTK_WIDGET (sl));
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g_hash_table_foreach (sl->priv->groups, disconnect_group, sl);
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g_hash_table_remove_all (sl->priv->groups);
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g_hash_table_remove_all (sl->priv->iters);
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gtk_list_store_clear (sl->priv->model);
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if (GTK_IS_APPLICATION (object))
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add_group (sl, G_ACTION_GROUP (object), "app");
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else if (GTK_IS_APPLICATION_WINDOW (object))
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add_group (sl, G_ACTION_GROUP (object), "win");
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else if (GTK_IS_WIDGET (object))
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{
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gchar **prefixes;
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GActionGroup *group;
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gint i;
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prefixes = gtk_widget_list_action_prefixes (GTK_WIDGET (object));
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if (prefixes)
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{
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for (i = 0; prefixes[i]; i++)
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{
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group = gtk_widget_get_action_group (GTK_WIDGET (object), prefixes[i]);
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add_group (sl, group, prefixes[i]);
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}
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g_free (prefixes);
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}
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}
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if (G_IS_OBJECT (object))
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{
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const gchar *title;
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title = (const gchar *)g_object_get_data (object, "gtk-inspector-object-title");
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gtk_label_set_label (GTK_LABEL (sl->priv->object_title), title);
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}
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}
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static void
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row_activated (GtkTreeView *tv,
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GtkTreePath *path,
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GtkTreeViewColumn *col,
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GtkInspectorActions *sl)
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{
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GtkTreeIter iter;
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GdkRectangle rect;
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GtkWidget *popover;
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gchar *prefix;
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gchar *name;
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GActionGroup *group;
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GtkWidget *editor;
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gtk_tree_model_get_iter (GTK_TREE_MODEL (sl->priv->model), &iter, path);
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gtk_tree_model_get (GTK_TREE_MODEL (sl->priv->model),
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&iter,
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COLUMN_PREFIX, &prefix,
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COLUMN_NAME, &name,
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COLUMN_GROUP, &group,
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-1);
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gtk_tree_model_get_iter (GTK_TREE_MODEL (sl->priv->model), &iter, path);
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gtk_tree_view_get_cell_area (tv, path, col, &rect);
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gtk_tree_view_convert_bin_window_to_widget_coords (tv, rect.x, rect.y, &rect.x, &rect.y);
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popover = gtk_popover_new (GTK_WIDGET (tv));
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gtk_popover_set_pointing_to (GTK_POPOVER (popover), &rect);
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editor = gtk_inspector_action_editor_new (group, prefix, name);
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gtk_container_add (GTK_CONTAINER (popover), editor);
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gtk_widget_show (popover);
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g_signal_connect (popover, "hide", G_CALLBACK (gtk_widget_destroy), NULL);
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g_free (name);
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g_free (prefix);
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}
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static void
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gtk_inspector_actions_class_init (GtkInspectorActionsClass *klass)
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{
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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gtk_widget_class_set_template_from_resource (widget_class, "/org/gtk/libgtk/inspector/actions.ui");
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gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorActions, model);
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gtk_widget_class_bind_template_child_private (widget_class, GtkInspectorActions, object_title);
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gtk_widget_class_bind_template_callback (widget_class, row_activated);
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}
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// vim: set et sw=2 ts=2:
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