nautilus-progress-info-widget.c 5.62 KB
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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/*
 * nautilus-progress-info-widget.h: file operation progress user interface.
 *
 * Copyright (C) 2007, 2011 Red Hat, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
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 * License along with this program; if not, see <http://www.gnu.org/licenses/>.
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 *
 * Authors: Alexander Larsson <alexl@redhat.com>
 *          Cosimo Cecchi <cosimoc@redhat.com>
 *
 */

#include <config.h>

#include "nautilus-progress-info-widget.h"
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struct _NautilusProgressInfoWidgetPrivate {
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	NautilusProgressInfo *info;

	GtkWidget *status; /* GtkLabel */
	GtkWidget *details; /* GtkLabel */
	GtkWidget *progress_bar;
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	GtkWidget *cancel;
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};

enum {
	PROP_INFO = 1,
	NUM_PROPERTIES
};

static GParamSpec *properties[NUM_PROPERTIES] = { NULL };

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G_DEFINE_TYPE_WITH_PRIVATE (NautilusProgressInfoWidget, nautilus_progress_info_widget,
                            GTK_TYPE_BOX);
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static void
info_finished (NautilusProgressInfoWidget *self)
{
	gtk_widget_destroy (GTK_WIDGET (self));
}

static void
update_data (NautilusProgressInfoWidget *self)
{
	char *status, *details;
	char *markup;

	status = nautilus_progress_info_get_status (self->priv->info);
	gtk_label_set_text (GTK_LABEL (self->priv->status), status);
	g_free (status);

	details = nautilus_progress_info_get_details (self->priv->info);
	markup = g_markup_printf_escaped ("<span size='small'>%s</span>", details);
	gtk_label_set_markup (GTK_LABEL (self->priv->details), markup);
	g_free (details);
	g_free (markup);
}

static void
update_progress (NautilusProgressInfoWidget *self)
{
	double progress;

	progress = nautilus_progress_info_get_progress (self->priv->info);
	if (progress < 0) {
		gtk_progress_bar_pulse (GTK_PROGRESS_BAR (self->priv->progress_bar));
	} else {
		gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (self->priv->progress_bar), progress);
	}
}

static void
cancel_clicked (GtkWidget *button,
		NautilusProgressInfoWidget *self)
{
	nautilus_progress_info_cancel (self->priv->info);
	gtk_widget_set_sensitive (button, FALSE);
}

static void
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nautilus_progress_info_widget_dispose (GObject *obj)
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{
	NautilusProgressInfoWidget *self = NAUTILUS_PROGRESS_INFO_WIDGET (obj);

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	g_clear_object (&self->priv->info);
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	G_OBJECT_CLASS (nautilus_progress_info_widget_parent_class)->dispose (obj);
}
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static void
nautilus_progress_info_widget_constructed (GObject *obj)
{
	NautilusProgressInfoWidget *self = NAUTILUS_PROGRESS_INFO_WIDGET (obj);

  	G_OBJECT_CLASS (nautilus_progress_info_widget_parent_class)->constructed (obj);
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	g_signal_connect_swapped (self->priv->info,
				  "changed",
				  G_CALLBACK (update_data), self);
	g_signal_connect_swapped (self->priv->info,
				  "progress-changed",
				  G_CALLBACK (update_progress), self);
	g_signal_connect_swapped (self->priv->info,
				  "finished",
				  G_CALLBACK (info_finished), self);

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	update_data (self);
	update_progress (self);
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}

static void
nautilus_progress_info_widget_set_property (GObject *object,
					    guint property_id,
					    const GValue *value,
					    GParamSpec *pspec)
{
	NautilusProgressInfoWidget *self = NAUTILUS_PROGRESS_INFO_WIDGET (object);

	switch (property_id) {
	case PROP_INFO:
		self->priv->info = g_value_dup_object (value);
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
		break;
	}		
}

static void
nautilus_progress_info_widget_init (NautilusProgressInfoWidget *self)
{
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	self->priv = nautilus_progress_info_widget_get_instance_private (self);

	gtk_widget_init_template (GTK_WIDGET (self));

	g_signal_connect (self->priv->cancel, "clicked",
			  G_CALLBACK (cancel_clicked), self);
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}

static void
nautilus_progress_info_widget_class_init (NautilusProgressInfoWidgetClass *klass)
{
	GObjectClass *oclass;
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	GtkWidgetClass *widget_class;
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	widget_class = GTK_WIDGET_CLASS (klass);
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	oclass = G_OBJECT_CLASS (klass);
	oclass->set_property = nautilus_progress_info_widget_set_property;
	oclass->constructed = nautilus_progress_info_widget_constructed;
	oclass->dispose = nautilus_progress_info_widget_dispose;

	properties[PROP_INFO] =
		g_param_spec_object ("info",
				     "NautilusProgressInfo",
				     "The NautilusProgressInfo associated with this widget",
				     NAUTILUS_TYPE_PROGRESS_INFO,
				     G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY |
				     G_PARAM_STATIC_STRINGS);

	g_object_class_install_properties (oclass, NUM_PROPERTIES, properties);

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	gtk_widget_class_set_template_from_resource (widget_class,
						     "/org/gnome/nautilus/nautilus-progress-info-widget.xml");

	gtk_widget_class_bind_template_child_private (widget_class, NautilusProgressInfoWidget, status);
	gtk_widget_class_bind_template_child_private (widget_class, NautilusProgressInfoWidget, details);
	gtk_widget_class_bind_template_child_private (widget_class, NautilusProgressInfoWidget, progress_bar);
	gtk_widget_class_bind_template_child_private (widget_class, NautilusProgressInfoWidget, cancel);
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}

GtkWidget *
nautilus_progress_info_widget_new (NautilusProgressInfo *info)
{
	return g_object_new (NAUTILUS_TYPE_PROGRESS_INFO_WIDGET,
			     "info", info,
			     "orientation", GTK_ORIENTATION_VERTICAL,
			     "homogeneous", FALSE,
			     "spacing", 5,
			     NULL);
}