forked from AuroraMiddleware/gtk
listitemfactory: Add a factory for ui files
Reuse <template> magic to initialize GtkListItems. This feels amazingly hacky, but it also amazingly worked on the first try.
This commit is contained in:
Benjamin Otte
Matthias Clasen
parent
2227fb957f
commit
cfb293d396
136
gtk/gtkbuilderlistitemfactory.c
Normal file
136
gtk/gtkbuilderlistitemfactory.c
Normal file
@ -0,0 +1,136 @@
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/*
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* Copyright © 2019 Benjamin Otte
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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 2.1 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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* Authors: Benjamin Otte <otte@gnome.org>
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*/
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#include "config.h"
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#include "gtkbuilderlistitemfactoryprivate.h"
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#include "gtkbuilder.h"
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#include "gtklistitemprivate.h"
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struct _GtkBuilderListItemFactory
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{
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GtkListItemFactory parent_instance;
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GBytes *bytes;
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};
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struct _GtkBuilderListItemFactoryClass
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{
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GtkListItemFactoryClass parent_class;
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};
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G_DEFINE_TYPE (GtkBuilderListItemFactory, gtk_builder_list_item_factory, GTK_TYPE_LIST_ITEM_FACTORY)
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static void
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gtk_builder_list_item_factory_setup (GtkListItemFactory *factory,
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GtkListItem *list_item)
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{
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GtkBuilderListItemFactory *self = GTK_BUILDER_LIST_ITEM_FACTORY (factory);
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GtkBuilder *builder;
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GError *error = NULL;
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GTK_LIST_ITEM_FACTORY_CLASS (gtk_builder_list_item_factory_parent_class)->setup (factory, list_item);
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builder = gtk_builder_new ();
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gtk_builder_set_current_object (builder, G_OBJECT (list_item));
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if (!gtk_builder_extend_with_template (builder, GTK_WIDGET (list_item), G_OBJECT_TYPE (list_item),
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(const gchar *)g_bytes_get_data (self->bytes, NULL),
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g_bytes_get_size (self->bytes),
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&error))
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{
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g_critical ("Error building template for list item: %s", error->message);
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g_error_free (error);
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/* This should never happen, if the template XML cannot be built
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* then it is a critical programming error.
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*/
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g_object_unref (builder);
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return;
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}
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g_object_unref (builder);
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}
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static void
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gtk_builder_list_item_factory_finalize (GObject *object)
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{
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GtkBuilderListItemFactory *self = GTK_BUILDER_LIST_ITEM_FACTORY (object);
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g_bytes_unref (self->bytes);
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G_OBJECT_CLASS (gtk_builder_list_item_factory_parent_class)->finalize (object);
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}
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static void
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gtk_builder_list_item_factory_class_init (GtkBuilderListItemFactoryClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkListItemFactoryClass *factory_class = GTK_LIST_ITEM_FACTORY_CLASS (klass);
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object_class->finalize = gtk_builder_list_item_factory_finalize;
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factory_class->setup = gtk_builder_list_item_factory_setup;
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}
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static void
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gtk_builder_list_item_factory_init (GtkBuilderListItemFactory *self)
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{
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}
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GtkListItemFactory *
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gtk_builder_list_item_factory_new_from_bytes (GBytes *bytes)
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{
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GtkBuilderListItemFactory *self;
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g_return_val_if_fail (bytes != NULL, NULL);
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self = g_object_new (GTK_TYPE_BUILDER_LIST_ITEM_FACTORY, NULL);
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self->bytes = g_bytes_ref (bytes);
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return GTK_LIST_ITEM_FACTORY (self);
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}
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GtkListItemFactory *
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gtk_builder_list_item_factory_new_from_resource (const char *resource_path)
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{
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GtkListItemFactory *result;
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GError *error = NULL;
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GBytes *bytes;
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g_return_val_if_fail (resource_path != NULL, NULL);
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bytes = g_resources_lookup_data (resource_path, 0, &error);
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if (!bytes)
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{
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g_critical ("Unable to load resource for list item template: %s", error->message);
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g_error_free (error);
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return NULL;
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}
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result = gtk_builder_list_item_factory_new_from_bytes (bytes);
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g_bytes_unref (bytes);
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return result;
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}
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46
gtk/gtkbuilderlistitemfactoryprivate.h
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46
gtk/gtkbuilderlistitemfactoryprivate.h
Normal file
@ -0,0 +1,46 @@
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/*
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* Copyright © 2019 Benjamin Otte
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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 2.1 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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* Authors: Benjamin Otte <otte@gnome.org>
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*/
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#ifndef __GTK_BUILDER_LIST_ITEM_FACTORY_H__
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#define __GTK_BUILDER_LIST_ITEM_FACTORY_H__
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#include "gtklistitemfactoryprivate.h"
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G_BEGIN_DECLS
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#define GTK_TYPE_BUILDER_LIST_ITEM_FACTORY (gtk_builder_list_item_factory_get_type ())
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#define GTK_BUILDER_LIST_ITEM_FACTORY(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GTK_TYPE_BUILDER_LIST_ITEM_FACTORY, GtkBuilderListItemFactory))
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#define GTK_BUILDER_LIST_ITEM_FACTORY_CLASS(k) (G_TYPE_CHECK_CLASS_CAST ((k), GTK_TYPE_BUILDER_LIST_ITEM_FACTORY, GtkBuilderListItemFactoryClass))
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#define GTK_IS_BUILDER_LIST_ITEM_FACTORY(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GTK_TYPE_BUILDER_LIST_ITEM_FACTORY))
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#define GTK_IS_BUILDER_LIST_ITEM_FACTORY_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GTK_TYPE_BUILDER_LIST_ITEM_FACTORY))
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#define GTK_BUILDER_LIST_ITEM_FACTORY_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GTK_TYPE_BUILDER_LIST_ITEM_FACTORY, GtkBuilderListItemFactoryClass))
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typedef struct _GtkBuilderListItemFactory GtkBuilderListItemFactory;
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typedef struct _GtkBuilderListItemFactoryClass GtkBuilderListItemFactoryClass;
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GType gtk_builder_list_item_factory_get_type (void) G_GNUC_CONST;
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GtkListItemFactory * gtk_builder_list_item_factory_new_from_bytes (GBytes *bytes);
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GtkListItemFactory * gtk_builder_list_item_factory_new_from_resource (const char *resource_path);
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G_END_DECLS
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#endif /* __GTK_BUILDER_LIST_ITEM_FACTORY_H__ */
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@ -22,8 +22,9 @@
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#include "gtklistview.h"
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#include "gtkadjustment.h"
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#include "gtkintl.h"
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#include "gtkbuilderlistitemfactoryprivate.h"
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#include "gtkfunctionslistitemfactoryprivate.h"
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#include "gtkintl.h"
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#include "gtklistitemmanagerprivate.h"
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#include "gtkrbtreeprivate.h"
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#include "gtkscrollable.h"
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@ -920,6 +921,34 @@ gtk_list_view_set_functions (GtkListView *self,
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g_object_unref (factory);
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}
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void
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gtk_list_view_set_factory_from_bytes (GtkListView *self,
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GBytes *bytes)
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{
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GtkListItemFactory *factory;
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g_return_if_fail (GTK_IS_LIST_VIEW (self));
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g_return_if_fail (bytes != NULL);
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factory = gtk_builder_list_item_factory_new_from_bytes (bytes);
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gtk_list_item_manager_set_factory (self->item_manager, factory);
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g_object_unref (factory);
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}
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void
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gtk_list_view_set_factory_from_resource (GtkListView *self,
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const char *resource_path)
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{
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GtkListItemFactory *factory;
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g_return_if_fail (GTK_IS_LIST_VIEW (self));
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g_return_if_fail (resource_path != NULL);
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factory = gtk_builder_list_item_factory_new_from_resource (resource_path);
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gtk_list_item_manager_set_factory (self->item_manager, factory);
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g_object_unref (factory);
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}
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/**
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* gtk_list_view_set_show_separators:
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* @self: a #GtkListView
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@ -48,6 +48,12 @@ void gtk_list_view_set_functions (GtkListView
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GtkListItemBindFunc bind_func,
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gpointer user_data,
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GDestroyNotify user_destroy);
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GDK_AVAILABLE_IN_ALL
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void gtk_list_view_set_factory_from_bytes (GtkListView *self,
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GBytes *bytes);
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GDK_AVAILABLE_IN_ALL
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void gtk_list_view_set_factory_from_resource (GtkListView *self,
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const char *resource_path);
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GDK_AVAILABLE_IN_ALL
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void gtk_list_view_set_show_separators (GtkListView *self,
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@ -165,6 +165,7 @@ gtk_public_sources = files([
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'gtkbox.c',
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'gtkbuildable.c',
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'gtkbuilder.c',
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'gtkbuilderlistitemfactory.c',
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'gtkbuilderparser.c',
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'gtkbuilderscope.c',
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'gtkbutton.c',
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