forked from AuroraMiddleware/gtk
311 lines
9.5 KiB
C
311 lines
9.5 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 "controllers.h"
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#include "object-tree.h"
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#include "gtksizegroup.h"
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#include "gtkcomboboxtext.h"
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#include "gtkflattenlistmodel.h"
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#include "gtkframe.h"
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#include "gtkgesture.h"
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#include "gtklabel.h"
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#include "gtklistbox.h"
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#include "gtkmaplistmodel.h"
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#include "gtkpropertylookuplistmodelprivate.h"
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#include "gtkscrolledwindow.h"
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#include "gtksortlistmodel.h"
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#include "gtkwidgetprivate.h"
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#include "gtkstack.h"
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#include "gtkstylecontext.h"
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#include "gtkcustomsorter.h"
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enum
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{
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PROP_0,
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PROP_OBJECT_TREE
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};
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struct _GtkInspectorControllersPrivate
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{
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GtkWidget *listbox;
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GtkPropertyLookupListModel *model;
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GtkSizeGroup *sizegroup;
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GtkInspectorObjectTree *object_tree;
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};
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G_DEFINE_TYPE_WITH_PRIVATE (GtkInspectorControllers, gtk_inspector_controllers, GTK_TYPE_BOX)
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static void
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row_activated (GtkListBox *box,
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GtkListBoxRow *row,
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GtkInspectorControllers *sl)
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{
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GObject *controller;
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controller = G_OBJECT (g_object_get_data (G_OBJECT (row), "controller"));
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gtk_inspector_object_tree_select_object (sl->priv->object_tree, controller);
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}
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static void
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gtk_inspector_controllers_init (GtkInspectorControllers *sl)
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{
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GtkWidget *sw, *box;
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sl->priv = gtk_inspector_controllers_get_instance_private (sl);
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sl->priv->sizegroup = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
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sw = gtk_scrolled_window_new (NULL, NULL);
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box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
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g_object_set (box,
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"margin-start", 60,
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"margin-end", 60,
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"margin-top", 60,
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"margin-bottom", 30,
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NULL);
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gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), box);
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gtk_widget_set_hexpand (box, TRUE);
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gtk_widget_set_vexpand (box, TRUE);
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sl->priv->listbox = gtk_list_box_new ();
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gtk_widget_add_css_class (sl->priv->listbox, "frame");
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gtk_widget_set_halign (sl->priv->listbox, GTK_ALIGN_CENTER);
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g_signal_connect (sl->priv->listbox, "row-activated", G_CALLBACK (row_activated), sl);
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gtk_list_box_set_selection_mode (GTK_LIST_BOX (sl->priv->listbox), GTK_SELECTION_NONE);
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gtk_box_append (GTK_BOX (box), sl->priv->listbox);
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gtk_box_append (GTK_BOX (sl), sw);
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}
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static void
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phase_changed_cb (GtkComboBox *combo,
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GtkInspectorControllers *sl)
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{
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GtkWidget *row;
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GtkPropagationPhase phase;
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GtkEventController *controller;
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phase = gtk_combo_box_get_active (combo);
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row = gtk_widget_get_ancestor (GTK_WIDGET (combo), GTK_TYPE_LIST_BOX_ROW);
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controller = GTK_EVENT_CONTROLLER (g_object_get_data (G_OBJECT (row), "controller"));
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gtk_event_controller_set_propagation_phase (controller, phase);
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}
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static GtkWidget *
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create_controller_widget (gpointer item,
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gpointer user_data)
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{
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GtkEventController *controller = item;
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GtkInspectorControllers *sl = user_data;
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GtkWidget *row;
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GtkWidget *box;
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GtkWidget *label;
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GtkWidget *combo;
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row = gtk_list_box_row_new ();
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gtk_list_box_row_set_activatable (GTK_LIST_BOX_ROW (row), FALSE);
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box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 40);
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gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), box);
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gtk_widget_set_margin_start (box, 10);
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gtk_widget_set_margin_end (box, 10);
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gtk_widget_set_margin_top (box, 10);
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gtk_widget_set_margin_bottom (box, 10);
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label = gtk_label_new (G_OBJECT_TYPE_NAME (controller));
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g_object_set (label, "xalign", 0.0, NULL);
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gtk_box_append (GTK_BOX (box), label);
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gtk_size_group_add_widget (sl->priv->sizegroup, label);
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gtk_widget_set_halign (label, GTK_ALIGN_START);
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gtk_widget_set_valign (label, GTK_ALIGN_BASELINE);
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combo = gtk_combo_box_text_new ();
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gtk_combo_box_text_insert_text (GTK_COMBO_BOX_TEXT (combo), GTK_PHASE_NONE, C_("event phase", "None"));
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gtk_combo_box_text_insert_text (GTK_COMBO_BOX_TEXT (combo), GTK_PHASE_CAPTURE, C_("event phase", "Capture"));
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gtk_combo_box_text_insert_text (GTK_COMBO_BOX_TEXT (combo), GTK_PHASE_BUBBLE, C_("event phase", "Bubble"));
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gtk_combo_box_text_insert_text (GTK_COMBO_BOX_TEXT (combo), GTK_PHASE_TARGET, C_("event phase", "Target"));
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gtk_combo_box_set_active (GTK_COMBO_BOX (combo), gtk_event_controller_get_propagation_phase (controller));
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gtk_box_append (GTK_BOX (box), combo);
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gtk_widget_set_halign (label, GTK_ALIGN_END);
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gtk_widget_set_valign (label, GTK_ALIGN_BASELINE);
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g_object_set_data (G_OBJECT (row), "controller", controller);
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g_signal_connect (combo, "changed", G_CALLBACK (phase_changed_cb), sl);
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return row;
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}
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static gpointer
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map_to_controllers (gpointer widget,
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gpointer unused)
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{
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gpointer result = gtk_widget_observe_controllers (widget);
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g_object_unref (widget);
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return result;
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}
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static int
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compare_phases (GtkPropagationPhase first,
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GtkPropagationPhase second)
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{
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int priorities[] = {
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[GTK_PHASE_NONE] = 0,
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[GTK_PHASE_CAPTURE] = 1,
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[GTK_PHASE_BUBBLE] = 3,
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[GTK_PHASE_TARGET] = 2
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};
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return priorities[first] - priorities[second];
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}
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static int
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compare_controllers (gconstpointer _first,
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gconstpointer _second,
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gpointer unused)
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{
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GtkEventController *first = GTK_EVENT_CONTROLLER (_first);
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GtkEventController *second = GTK_EVENT_CONTROLLER (_second);
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GtkPropagationPhase first_phase, second_phase;
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GtkWidget *first_widget, *second_widget;
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int result;
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first_phase = gtk_event_controller_get_propagation_phase (first);
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second_phase = gtk_event_controller_get_propagation_phase (second);
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result = compare_phases (first_phase, second_phase);
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if (result != 0)
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return result;
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first_widget = gtk_event_controller_get_widget (first);
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second_widget = gtk_event_controller_get_widget (second);
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if (first_widget == second_widget)
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return 0;
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if (gtk_widget_is_ancestor (first_widget, second_widget))
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result = -1;
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else
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result = 1;
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if (first_phase == GTK_PHASE_BUBBLE)
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result = -result;
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return result;
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}
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void
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gtk_inspector_controllers_set_object (GtkInspectorControllers *sl,
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GObject *object)
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{
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GtkWidget *stack;
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GtkStackPage *page;
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GtkInspectorControllersPrivate *priv = sl->priv;
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GtkMapListModel *map_model;
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GtkFlattenListModel *flatten_model;
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GtkSortListModel *sort_model;
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GtkSorter *sorter;
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stack = gtk_widget_get_parent (GTK_WIDGET (sl));
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page = gtk_stack_get_page (GTK_STACK (stack), GTK_WIDGET (sl));
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if (!GTK_IS_WIDGET (object))
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{
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g_object_set (page, "visible", FALSE, NULL);
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return;
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}
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g_object_set (page, "visible", TRUE, NULL);
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priv->model = gtk_property_lookup_list_model_new (GTK_TYPE_WIDGET, "parent");
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gtk_property_lookup_list_model_set_object (priv->model, object);
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map_model = gtk_map_list_model_new (G_TYPE_LIST_MODEL, G_LIST_MODEL (priv->model), map_to_controllers, NULL, NULL);
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g_object_unref (priv->model);
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flatten_model = gtk_flatten_list_model_new (GTK_TYPE_EVENT_CONTROLLER, G_LIST_MODEL (map_model));
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sorter = gtk_custom_sorter_new (compare_controllers, NULL, NULL);
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sort_model = gtk_sort_list_model_new (G_LIST_MODEL (flatten_model), sorter);
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g_object_unref (sorter);
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gtk_list_box_bind_model (GTK_LIST_BOX (priv->listbox),
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G_LIST_MODEL (sort_model),
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create_controller_widget,
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sl,
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NULL);
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g_object_unref (sort_model);
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g_object_unref (flatten_model);
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g_object_unref (map_model);
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}
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static void
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get_property (GObject *object,
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guint param_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GtkInspectorControllers *sl = GTK_INSPECTOR_CONTROLLERS (object);
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switch (param_id)
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{
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case PROP_OBJECT_TREE:
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g_value_take_object (value, sl->priv->object_tree);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
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break;
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}
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}
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static void
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set_property (GObject *object,
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guint param_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GtkInspectorControllers *sl = GTK_INSPECTOR_CONTROLLERS (object);
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switch (param_id)
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{
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case PROP_OBJECT_TREE:
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sl->priv->object_tree = g_value_get_object (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
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break;
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}
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}
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static void
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gtk_inspector_controllers_class_init (GtkInspectorControllersClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->get_property = get_property;
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object_class->set_property = set_property;
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g_object_class_install_property (object_class, PROP_OBJECT_TREE,
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g_param_spec_object ("object-tree", "Widget Tree", "Widget tree",
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GTK_TYPE_WIDGET, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
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}
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// vim: set et sw=2 ts=2:
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