ocarina/gui/model.c

/*
 * Copyright 2016 (c) Anna Schumaker.
 */
#include <gui/model.h>

static const GTypeInfo queue_type_info;
static const GInterfaceInfo queue_tree_model;
static GObjectClass *parent_class = NULL;

static GType queue_columns[Q_MODEL_N_COLUMNS] = {
	[Q_MODEL_TRACK_NR]  = G_TYPE_UINT,
	[Q_MODEL_TITLE]     = G_TYPE_STRING,
	[Q_MODEL_LENGTH]    = G_TYPE_STRING,
	[Q_MODEL_ARTIST]    = G_TYPE_STRING,
	[Q_MODEL_ALBUM]     = G_TYPE_STRING,
	[Q_MODEL_YEAR]      = G_TYPE_UINT,
	[Q_MODEL_GENRE]     = G_TYPE_STRING,
	[Q_MODEL_COUNT]     = G_TYPE_UINT,
	[Q_MODEL_LAST_PLAY] = G_TYPE_STRING,
	[Q_MODEL_FILE_PATH] = G_TYPE_STRING,
};


static GtkTreeModelFlags _queue_model_get_flags(GtkTreeModel *model)
{
	return GTK_TREE_MODEL_LIST_ONLY;
}

static gint _queue_model_get_n_columns(GtkTreeModel *model)
{
	return Q_MODEL_N_COLUMNS;
}

static GType _queue_model_get_column_type(GtkTreeModel *model, gint index)
{
	g_return_val_if_fail(index >= 0 && index < Q_MODEL_N_COLUMNS,
			     G_TYPE_INVALID);
	return queue_columns[index];
}

static void _queue_model_init(GuiQueueModel *model)
{
	model->gqm_stamp = g_random_int();
}

static void _queue_model_finalize(GObject *object)
{
	parent_class->finalize(object);
}

static void _queue_model_class_init(GuiQueueModelClass *class)
{
	GObjectClass *object_class;

	parent_class = g_type_class_peek_parent(class);
	object_class = (GObjectClass *)class;

	object_class->finalize = _queue_model_finalize;
}

static void _queue_tree_model_init(GtkTreeModelIface *iface)
{
	iface->get_flags       = _queue_model_get_flags;
	iface->get_n_columns   = _queue_model_get_n_columns;
	iface->get_column_type = _queue_model_get_column_type;
}


GuiQueueModel *gui_queue_model_new()
{
	GuiQueueModel *model = g_object_new(GUI_QUEUE_MODEL_TYPE, NULL);

	g_assert(model != NULL);
	return model;
}

GType gui_queue_model_get_type()
{
	static GType queue_type = 0;

	if (queue_type == 0) {
		queue_type = g_type_register_static(G_TYPE_OBJECT,
						    "GuiQueueModel",
						    &queue_type_info,
						    (GTypeFlags)0);
		g_type_add_interface_static(queue_type,
					    GTK_TYPE_TREE_MODEL,
					    &queue_tree_model);
	}

	return queue_type;
}


static const GTypeInfo queue_type_info = {
	.class_size     = sizeof(GuiQueueModelClass),
	.base_init      = NULL,
	.base_finalize  = NULL,
	.class_init     = (GClassInitFunc)_queue_model_class_init,
	.class_finalize = NULL,
	.class_data     = NULL,
	.instance_size  = sizeof(GuiQueueModel),
	.n_preallocs    = 0,
	.instance_init  = (GInstanceInitFunc)_queue_model_init,
};

static const GInterfaceInfo queue_tree_model = {
	.interface_init     = (GInterfaceInitFunc)_queue_tree_model_init,
	.interface_finalize = NULL,
	.interface_data     = NULL,
};