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authorDiego Escalante Urrelo <descalante@igalia.com>2011-01-27 05:01:43 +0800
committerDiego Escalante Urrelo <descalante@igalia.com>2011-03-08 04:34:52 +0800
commit1463005c1bc7e30be973876db0c324021222cd8c (patch)
tree618abed7b936edae4f9c096ced4ad2e070272019 /lib
parentb9f9bf1a0763492f8bf41b8856bbd1149c5871a9 (diff)
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ephy-download-widget: new widget
A widget showing the progress of an EphyDownload and offering the default set of actions to take on it: Open, Browse to, Cancel. It keeps a ref to the EphyDownload its showing. Bug #618443
Diffstat (limited to 'lib')
-rw-r--r--lib/widgets/Makefile.am5
-rw-r--r--lib/widgets/ephy-download-widget.c507
-rw-r--r--lib/widgets/ephy-download-widget.h68
-rw-r--r--lib/widgets/totem-glow-button.c351
-rw-r--r--lib/widgets/totem-glow-button.h52
5 files changed, 983 insertions, 0 deletions
diff --git a/lib/widgets/Makefile.am b/lib/widgets/Makefile.am
index 524ecf7d0..a80cbde0f 100644
--- a/lib/widgets/Makefile.am
+++ b/lib/widgets/Makefile.am
@@ -1,6 +1,8 @@
noinst_LTLIBRARIES = libephywidgets.la
libephywidgets_la_SOURCES = \
+ ephy-download-widget.c \
+ ephy-download-widget.h \
ephy-location-entry.c \
ephy-location-entry.h \
ephy-node-view.c \
@@ -11,6 +13,8 @@ libephywidgets_la_SOURCES = \
ephy-tree-model-node.h \
ephy-tree-model-sort.c \
ephy-tree-model-sort.h \
+ totem-glow-button.c \
+ totem-glow-button.h \
ephy-zoom-action.h \
ephy-zoom-action.c \
ephy-zoom-control.c \
@@ -24,6 +28,7 @@ libephywidgets_la_CPPFLAGS = \
-I$(top_builddir)/lib \
-I$(top_builddir)/lib/widgets \
-I$(top_srcdir)/lib \
+ -I$(top_srcdir)/embed \
-I$(top_srcdir)/lib/egg \
-DSHARE_DIR=\"$(pkgdatadir)\" \
$(AM_CPPFLAGS)
diff --git a/lib/widgets/ephy-download-widget.c b/lib/widgets/ephy-download-widget.c
new file mode 100644
index 000000000..841d4a64e
--- /dev/null
+++ b/lib/widgets/ephy-download-widget.c
@@ -0,0 +1,507 @@
+/* vim: set sw=2 ts=2 sts=2 et: */
+/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * ephy-download.c
+ * This file is part of Epiphany
+ *
+ * Copyright © 2011 - Igalia S.L.
+ *
+ * Epiphany 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.
+ *
+ * Epiphany 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 License
+ * along with Epiphany; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+#include "ephy-download-widget.h"
+
+#include "ephy-debug.h"
+#include "ephy-embed-shell.h"
+#include "ephy-download.h"
+#include "totem-glow-button.h"
+
+#include <glib/gi18n.h>
+#include <webkit/webkit.h>
+
+G_DEFINE_TYPE (EphyDownloadWidget, ephy_download_widget, GTK_TYPE_HBOX)
+
+#define DOWNLOAD_WIDGET_PRIVATE(o) \
+ (G_TYPE_INSTANCE_GET_PRIVATE ((o), EPHY_TYPE_DOWNLOAD_WIDGET, EphyDownloadWidgetPrivate))
+
+struct _EphyDownloadWidgetPrivate
+{
+ EphyDownload *download;
+
+ GtkWidget *remaining;
+ GtkWidget *button;
+ GtkWidget *menu;
+};
+
+enum
+{
+ PROP_0,
+ PROP_DOWNLOAD
+};
+
+static GdkPixbuf *
+get_icon_from_download (WebKitDownload *download)
+{
+ WebKitNetworkResponse *response;
+ SoupMessage *message;
+ const char *content_type;
+
+ GIcon *gicon;
+ GtkIconInfo *icon_info;
+
+ response = webkit_download_get_network_response (download);
+ message = webkit_network_response_get_message (response);
+ content_type = soup_message_headers_get_content_type (message->response_headers, NULL);
+
+ if (content_type != NULL) {
+ gicon = g_content_type_get_icon (content_type);
+ } else {
+ gicon = g_icon_new_for_string ("package-x-generic", NULL);
+ }
+
+ icon_info = gtk_icon_theme_lookup_by_gicon (gtk_icon_theme_get_default (),
+ gicon, 32,
+ GTK_ICON_LOOKUP_GENERIC_FALLBACK);
+
+ if (icon_info == NULL)
+ icon_info = gtk_icon_theme_lookup_icon (gtk_icon_theme_get_default (),
+ "package-x-generic", 32,
+ GTK_ICON_LOOKUP_GENERIC_FALLBACK);
+
+ return gtk_icon_info_load_icon (icon_info, NULL);
+}
+
+static char *
+format_interval (gdouble interval)
+{
+ int hours, mins, secs;
+
+ hours = (int) (interval / 3600);
+ interval -= hours * 3600;
+ mins = (int) (interval / 60);
+ interval -= mins * 60;
+ secs = (int) interval;
+
+ if (hours > 0) {
+ if (mins > 0)
+ return g_strdup_printf (ngettext ("%u:%02u hour left", "%u:%02u hours left", hours), hours, mins);
+ else
+ return g_strdup_printf (ngettext ("%u hour left", "%u hours left", hours), hours);
+ } else {
+ if (mins > 0)
+ return g_strdup_printf (ngettext ("%u:%02u minute left", "%u:%02u minutes left", mins), mins, secs);
+ else
+ return g_strdup_printf (ngettext ("%u second left", "%u seconds left", secs), secs);
+ }
+}
+
+static gdouble
+get_remaining_time (WebKitDownload *download)
+{
+ gint64 total, cur;
+ gdouble elapsed_time;
+ gdouble remaining_time;
+ gdouble per_byte_time;
+
+ total = webkit_download_get_total_size (download);
+ cur = webkit_download_get_current_size (download);
+ elapsed_time = webkit_download_get_elapsed_time (download);
+
+ if (cur <= 0)
+ return -1.0;
+
+ per_byte_time = elapsed_time / cur;
+ remaining_time = per_byte_time * (total - cur);
+
+ return remaining_time;
+}
+
+static void
+download_clicked_cb (GtkButton *button,
+ EphyDownloadWidget *widget)
+{
+ WebKitDownloadStatus status;
+ EphyDownload *download;
+
+ download = widget->priv->download;
+ status = webkit_download_get_status (ephy_download_get_webkit_download (download));
+
+ if (status != WEBKIT_DOWNLOAD_STATUS_FINISHED)
+ return;
+
+ if (ephy_download_do_download_action (download, EPHY_DOWNLOAD_ACTION_AUTO))
+ gtk_widget_destroy (GTK_WIDGET (widget));
+}
+
+static void
+widget_progress_cb (GObject *object,
+ GParamSpec *pspec,
+ EphyDownloadWidget *widget)
+{
+ WebKitDownload *download;
+ char *destination;
+ gdouble time;
+ char *remaining;
+ int progress;
+ char *remaining_label;
+ char *remaining_tooltip;
+
+ download = WEBKIT_DOWNLOAD (object);
+ destination = g_filename_display_basename (webkit_download_get_destination_uri (download));
+ progress = webkit_download_get_progress (download) * 100;
+
+ time = get_remaining_time (download);
+
+ if (time > 0)
+ remaining = format_interval (time);
+ else
+ remaining = g_strdup (_("Finished"));
+
+ remaining_label = g_strdup_printf ("%d%% (%s)", progress, remaining);
+ remaining_tooltip = g_strdup_printf ("%s\n%s", destination, remaining_label);
+
+ gtk_label_set_text (GTK_LABEL (widget->priv->remaining), remaining_label);
+ gtk_widget_set_tooltip_text (GTK_WIDGET (widget), remaining_tooltip);
+
+ g_free (destination);
+ g_free (remaining);
+ g_free (remaining_label);
+ g_free (remaining_tooltip);
+}
+
+static void
+widget_status_cb (GObject *object,
+ GParamSpec *pspec,
+ EphyDownloadWidget *widget)
+{
+ WebKitDownloadStatus status;
+
+ status = webkit_download_get_status (WEBKIT_DOWNLOAD (object));
+
+ if (status == WEBKIT_DOWNLOAD_STATUS_FINISHED)
+ totem_glow_button_set_glow (TOTEM_GLOW_BUTTON (widget->priv->button), TRUE);
+}
+
+static gboolean
+widget_error_cb (WebKitDownload *download,
+ gint error_code,
+ gint error_detail,
+ char *reason,
+ EphyDownloadWidget *widget)
+{
+ char *error_msg;
+
+ g_signal_handlers_disconnect_by_func (download, widget_status_cb, widget);
+ g_signal_handlers_disconnect_by_func (download, widget_progress_cb, widget);
+
+ error_msg = g_strdup_printf (_("Error downloading: %s"), reason);
+
+ gtk_label_set_text (GTK_LABEL (widget->priv->remaining), error_msg);
+ gtk_widget_set_tooltip_text (GTK_WIDGET (widget), error_msg);
+
+ g_free (error_msg);
+
+ totem_glow_button_set_glow (TOTEM_GLOW_BUTTON (widget->priv->button), TRUE);
+
+ return FALSE;
+}
+
+static void
+open_activate_cb (GtkMenuItem *item, EphyDownloadWidget *widget)
+{
+ if (ephy_download_do_download_action (widget->priv->download,
+ EPHY_DOWNLOAD_ACTION_OPEN))
+ gtk_widget_destroy (GTK_WIDGET (widget));
+}
+static void
+folder_activate_cb (GtkMenuItem *item, EphyDownloadWidget *widget)
+{
+ if (ephy_download_do_download_action (widget->priv->download,
+ EPHY_DOWNLOAD_ACTION_BROWSE_TO))
+ gtk_widget_destroy (GTK_WIDGET (widget));
+}
+static void
+cancel_activate_cb (GtkMenuItem *item, EphyDownloadWidget *widget)
+{
+ ephy_download_cancel (widget->priv->download);
+ gtk_widget_destroy (GTK_WIDGET (widget));
+}
+
+static void
+download_menu_clicked_cb (GtkWidget *button,
+ GdkEventButton *event,
+ EphyDownloadWidget *widget)
+{
+ WebKitDownloadStatus status;
+ gboolean finished;
+ GtkWidget *item;
+ GtkWidget *menu;
+ GtkWidget *box;
+ GList *children = NULL;
+ char *basename;
+
+ WebKitDownload *download;
+
+ download = ephy_download_get_webkit_download (widget->priv->download);
+
+ status = webkit_download_get_status (download);
+ finished = (status == WEBKIT_DOWNLOAD_STATUS_FINISHED);
+ basename = g_filename_display_basename (webkit_download_get_destination_uri (download));
+
+ box = gtk_widget_get_parent (button);
+ children = gtk_container_get_children (GTK_CONTAINER (box));
+ totem_glow_button_set_glow (TOTEM_GLOW_BUTTON (children->data), FALSE);
+ g_list_free (children);
+
+ menu = gtk_menu_new ();
+
+ item = gtk_menu_item_new_with_label (basename);
+ gtk_widget_set_sensitive (item, FALSE);
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+ g_free (basename);
+
+ item = gtk_menu_item_new_with_label (_("Cancel"));
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+ gtk_widget_set_sensitive (item, !finished);
+ g_signal_connect (item, "activate",
+ G_CALLBACK (cancel_activate_cb), widget);
+
+ item = gtk_separator_menu_item_new ();
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+
+ item = gtk_menu_item_new_with_label (_("Open"));
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+ gtk_widget_set_sensitive (item, finished);
+ g_signal_connect (item, "activate",
+ G_CALLBACK (open_activate_cb), widget);
+
+ item = gtk_menu_item_new_with_label (_("Show in folder"));
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+ gtk_widget_set_sensitive (item, finished);
+ g_signal_connect (item, "activate",
+ G_CALLBACK (folder_activate_cb), widget);
+
+ gtk_widget_show_all (menu);
+
+ gtk_menu_attach_to_widget (GTK_MENU (menu), button, NULL);
+ gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL,
+ event->button, event->time);
+}
+
+static void
+ephy_download_widget_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EphyDownloadWidget *widget;
+
+ widget = EPHY_DOWNLOAD_WIDGET (object);
+
+ switch (property_id) {
+ case PROP_DOWNLOAD:
+ g_value_set_object (value, ephy_download_widget_get_download (widget));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+ephy_download_widget_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EphyDownloadWidget *widget;
+ widget = EPHY_DOWNLOAD_WIDGET (object);
+
+ switch (property_id) {
+ case PROP_DOWNLOAD:
+ widget->priv->download = g_object_ref (g_value_get_object (value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+ephy_download_widget_dispose (GObject *object)
+{
+ EphyDownloadWidget *widget;
+ WebKitDownload *download;
+
+ LOG ("EphyDownloadWidget %p dispose", object);
+
+ widget = EPHY_DOWNLOAD_WIDGET (object);
+
+ if (widget->priv->download != NULL) {
+ download = ephy_download_get_webkit_download (widget->priv->download);
+
+ g_signal_handlers_disconnect_by_func (download, widget_progress_cb, widget);
+ g_signal_handlers_disconnect_by_func (download, widget_status_cb, widget);
+ g_signal_handlers_disconnect_by_func (download, widget_error_cb, widget);
+
+ g_object_unref (widget->priv->download);
+ widget->priv->download = NULL;
+ }
+
+ G_OBJECT_CLASS (ephy_download_widget_parent_class)->dispose (object);
+}
+
+static void
+ephy_download_widget_class_init (EphyDownloadWidgetClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ g_type_class_add_private (klass, sizeof (EphyDownloadWidgetPrivate));
+
+ object_class->get_property = ephy_download_widget_get_property;
+ object_class->set_property = ephy_download_widget_set_property;
+ object_class->dispose = ephy_download_widget_dispose;
+
+ /**
+ * EphyDownloadWidget::download:
+ *
+ * The EphyDownload that this widget is showing.
+ */
+ g_object_class_install_property (object_class, PROP_DOWNLOAD,
+ g_param_spec_object ("download",
+ "An EphyDownload object",
+ "The EphyDownload shown by this widget",
+ G_TYPE_OBJECT,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY |
+ G_PARAM_STATIC_NAME |
+ G_PARAM_STATIC_NICK |
+ G_PARAM_STATIC_BLURB));
+}
+
+static void
+ephy_download_widget_init (EphyDownloadWidget *self)
+{
+ self->priv = DOWNLOAD_WIDGET_PRIVATE (self);
+}
+
+/**
+ * ephy_download_widget_get_download:
+ * @widget: an #EphyDownloadWidget
+ *
+ * Gets the #EphyDownload that @widget is showing.
+ *
+ * Returns: (transfer none): an #EphyDownload.
+ **/
+EphyDownload *
+ephy_download_widget_get_download (EphyDownloadWidget *widget)
+{
+ g_return_val_if_fail (EPHY_IS_DOWNLOAD_WIDGET (widget), NULL);
+ return widget->priv->download;
+}
+
+/**
+ * ephy_download_widget_new:
+ * @ephy_download: the #EphyDownload that @widget is wrapping
+ *
+ * Creates an #EphyDownloadWidget to wrap @ephy_download. It also associates
+ * @ephy_download to it.
+ *
+ * Returns: a new #EphyDownloadWidget
+ **/
+GtkWidget *
+ephy_download_widget_new (EphyDownload *ephy_download)
+{
+ EphyDownloadWidget *widget;
+
+ GtkWidget *grid;
+ GtkWidget *icon;
+ GtkWidget *text;
+ GtkWidget *button;
+ GtkWidget *menu;
+ GtkWidget *remain;
+
+ char *dest;
+ GdkPixbuf *pixbuf = NULL;
+ WebKitDownload *download;
+
+ g_return_val_if_fail (EPHY_IS_DOWNLOAD (ephy_download), NULL);
+
+ widget = g_object_new (EPHY_TYPE_DOWNLOAD_WIDGET,
+ "download", ephy_download, NULL);
+ download = ephy_download_get_webkit_download (ephy_download);
+
+ pixbuf = get_icon_from_download (download);
+ dest = g_filename_display_basename (webkit_download_get_destination_uri (download));
+
+ grid = gtk_grid_new ();
+
+ button = totem_glow_button_new ();
+ menu = gtk_button_new ();
+
+ icon = gtk_image_new_from_pixbuf (pixbuf);
+ text = gtk_label_new (dest);
+ gtk_misc_set_alignment (GTK_MISC (text), 0, 0.5);
+ gtk_label_set_ellipsize (GTK_LABEL (text), PANGO_ELLIPSIZE_END);
+
+ remain = gtk_label_new (_("Starting…"));
+ gtk_misc_set_alignment (GTK_MISC (remain), 0, 0.5);
+ gtk_label_set_ellipsize (GTK_LABEL (remain), PANGO_ELLIPSIZE_END);
+
+ gtk_grid_attach (GTK_GRID (grid), icon, 0, 0, 1, 2);
+ gtk_grid_attach (GTK_GRID (grid), text, 1, 0, 1, 1);
+ gtk_grid_attach (GTK_GRID (grid), remain, 1, 1, 1, 1);
+
+ gtk_widget_set_tooltip_text (GTK_WIDGET (widget), dest);
+
+ if (pixbuf)
+ g_object_unref (pixbuf);
+ g_free (dest);
+
+ widget->priv->button = button;
+ widget->priv->remaining = remain;
+ widget->priv->menu = menu;
+
+ g_signal_connect (download, "notify::progress",
+ G_CALLBACK (widget_progress_cb), widget);
+ g_signal_connect (download, "notify::status",
+ G_CALLBACK (widget_status_cb), widget);
+ g_signal_connect (download, "error",
+ G_CALLBACK (widget_error_cb), widget);
+
+ gtk_button_set_relief (GTK_BUTTON (button), GTK_RELIEF_HALF);
+ gtk_button_set_relief (GTK_BUTTON (menu), GTK_RELIEF_NORMAL);
+
+ gtk_container_add (GTK_CONTAINER (button), grid);
+ gtk_container_add (GTK_CONTAINER (menu),
+ gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_NONE));
+
+ gtk_box_pack_start (GTK_BOX (widget), button, FALSE, FALSE, 0);
+ gtk_box_pack_end (GTK_BOX (widget), menu, FALSE, FALSE, 0);
+
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (download_clicked_cb), widget);
+ g_signal_connect (menu, "button-press-event",
+ G_CALLBACK (download_menu_clicked_cb), widget);
+
+ gtk_widget_show_all (button);
+ gtk_widget_show_all (menu);
+
+ ephy_download_set_widget (ephy_download, GTK_WIDGET (widget));
+
+ return GTK_WIDGET (widget);
+}
diff --git a/lib/widgets/ephy-download-widget.h b/lib/widgets/ephy-download-widget.h
new file mode 100644
index 000000000..f2a1d8826
--- /dev/null
+++ b/lib/widgets/ephy-download-widget.h
@@ -0,0 +1,68 @@
+/* vim: set foldmethod=marker sw=2 ts=2 sts=2 et: */
+/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * ephy-download.c
+ * This file is part of Epiphany
+ *
+ * Copyright © 2011 - Igalia S.L.
+ *
+ * Epiphany 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.
+ *
+ * Epiphany 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 License
+ * along with Epiphany; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301 USA
+ */
+
+#if !defined (__EPHY_EPIPHANY_H_INSIDE__) && !defined (EPIPHANY_COMPILATION)
+#error "Only <epiphany/epiphany.h> can be included directly."
+#endif
+
+#ifndef _EPHY_DOWNLOAD_WIDGET_H
+#define _EPHY_DOWNLOAD_WIDGET_H
+
+#include <glib-object.h>
+#include "ephy-download.h"
+
+G_BEGIN_DECLS
+
+#define EPHY_TYPE_DOWNLOAD_WIDGET ephy_download_widget_get_type()
+#define EPHY_DOWNLOAD_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EPHY_TYPE_DOWNLOAD_WIDGET, EphyDownloadWidget))
+#define EPHY_DOWNLOAD_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EPHY_TYPE_DOWNLOAD_WIDGET, EphyDownloadWidgetClass))
+#define EPHY_IS_DOWNLOAD_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EPHY_TYPE_DOWNLOAD_WIDGET))
+#define EPHY_IS_DOWNLOAD_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EPHY_TYPE_DOWNLOAD_WIDGET))
+#define EPHY_DOWNLOAD_WIDGET_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EPHY_TYPE_DOWNLOAD_WIDGET, EphyDownloadWidgetClass))
+
+typedef struct _EphyDownloadWidget EphyDownloadWidget;
+typedef struct _EphyDownloadWidgetClass EphyDownloadWidgetClass;
+typedef struct _EphyDownloadWidgetPrivate EphyDownloadWidgetPrivate;
+
+struct _EphyDownloadWidget
+{
+ GtkHBox parent;
+
+ EphyDownloadWidgetPrivate *priv;
+};
+
+struct _EphyDownloadWidgetClass
+{
+ GtkHBoxClass parent_class;
+};
+
+GType ephy_download_widget_get_type (void) G_GNUC_CONST;
+
+GtkWidget *ephy_download_widget_new (EphyDownload *ephy_download);
+
+EphyDownload *ephy_download_widget_get_download (EphyDownloadWidget *widget);
+
+G_END_DECLS
+
+#endif /* _EPHY_DOWNLOAD_WIDGET_H */
diff --git a/lib/widgets/totem-glow-button.c b/lib/widgets/totem-glow-button.c
new file mode 100644
index 000000000..9a0b3fd93
--- /dev/null
+++ b/lib/widgets/totem-glow-button.c
@@ -0,0 +1,351 @@
+/*
+ * (C) Copyright 2007 Bastien Nocera <hadess@hadess.net>
+ *
+ * Glow code from libwnck/libwnck/tasklist.c:
+ * Copyright © 2001 Havoc Pennington
+ * Copyright © 2003 Kim Woelders
+ * Copyright © 2003 Red Hat, Inc.
+ *
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <math.h>
+#include <gtk/gtk.h>
+#include "totem-glow-button.h"
+
+#define FADE_OPACITY_DEFAULT 0.6
+#define ENTER_SPEEDUP_RATIO 0.4
+#define FADE_MAX_LOOPS 4
+
+struct _TotemGlowButton {
+ GtkButton parent;
+
+ gdouble glow_start_time;
+ gdouble glow_factor;
+
+ guint button_glow;
+
+ guint glow : 1;
+ guint anim_enabled : 1;
+ guint pointer_entered : 1;
+ /* Set when we don't want to play animation
+ * anymore in pointer entered mode */
+ guint anim_finished :1;
+};
+
+static void totem_glow_button_set_timeout (TotemGlowButton *button, gboolean set_timeout);
+
+static GtkButtonClass *parent_class;
+
+G_DEFINE_TYPE (TotemGlowButton, totem_glow_button, GTK_TYPE_BUTTON);
+
+static gboolean
+totem_glow_button_glow (TotemGlowButton *button)
+{
+ GtkWidget *buttonw;
+ GTimeVal tv;
+ gdouble now;
+ gfloat fade_opacity, loop_time;
+
+ buttonw = GTK_WIDGET (button);
+
+ if (gtk_widget_get_realized (buttonw) == FALSE)
+ return TRUE;
+
+ if (button->anim_enabled != FALSE) {
+ g_get_current_time (&tv);
+ now = (tv.tv_sec * (1.0 * G_USEC_PER_SEC) +
+ tv.tv_usec) / G_USEC_PER_SEC;
+
+ /* Hard-coded values */
+ fade_opacity = FADE_OPACITY_DEFAULT;
+ loop_time = 3.0;
+
+ if (button->glow_start_time <= G_MINDOUBLE) {
+ button->glow_start_time = now;
+ /* If the pointer entered, we want to start with 'dark' */
+ if (button->pointer_entered != FALSE) {
+ button->glow_start_time -= loop_time / 4.0;
+ }
+ }
+
+ /* Timing for mouse hover animation
+ [light]......[dark]......[light]......[dark]...
+ {mouse hover event}
+ [dark]..[light]..[dark]..[light]
+ {mouse leave event}
+ [light]......[dark]......[light]......[dark]
+ */
+ if (button->pointer_entered != FALSE) {
+ /* pointer entered animation should be twice as fast */
+ loop_time *= ENTER_SPEEDUP_RATIO;
+ }
+ if ((now - button->glow_start_time) > loop_time * FADE_MAX_LOOPS) {
+ button->anim_finished = TRUE;
+ button->glow_factor = FADE_OPACITY_DEFAULT * 0.5;
+ } else {
+ button->glow_factor = fade_opacity * (0.5 - 0.5 * cos ((now - button->glow_start_time) * M_PI * 2.0 / loop_time));
+ }
+ } else {
+ button->glow_factor = FADE_OPACITY_DEFAULT * 0.5;
+ }
+
+ gtk_widget_queue_draw (GTK_WIDGET (button));
+
+ if (button->anim_finished != FALSE)
+ totem_glow_button_set_timeout (button, FALSE);
+
+ return button->anim_enabled;
+}
+
+static void
+totem_glow_button_clear_glow_start_timeout_id (TotemGlowButton *button)
+{
+ button->button_glow = 0;
+}
+
+static gboolean
+totem_glow_button_draw (GtkWidget *widget,
+ cairo_t *cr,
+ gpointer user_data)
+{
+ TotemGlowButton *button;
+ GtkStyleContext *context;
+ GtkAllocation allocation, child_allocation;
+ gint width, height;
+ GtkWidget *child;
+ GdkRGBA acolor;
+
+ button = TOTEM_GLOW_BUTTON (widget);
+
+ if (button->glow_factor == 0.0)
+ return FALSE;
+
+ context = gtk_widget_get_style_context (widget);
+
+ /* push a translucent overlay to paint to, so we can blend later */
+ cairo_push_group_with_content (cr, CAIRO_CONTENT_COLOR_ALPHA);
+
+ gtk_widget_get_allocation (widget, &allocation);
+
+ width = allocation.width;
+ height = allocation.height;
+
+ /* Draw a rectangle with bg[SELECTED] */
+ gtk_style_context_save (context);
+ gtk_style_context_add_class (context, "button");
+ gtk_style_context_set_state (context, GTK_STATE_SELECTED);
+ gtk_style_context_get_background_color (context, GTK_STATE_SELECTED, &acolor);
+ gdk_cairo_set_source_rgba (cr, &acolor);
+ gtk_render_background (context, cr, 0, 0, width, height);
+ gtk_style_context_restore (context);
+
+ /* then the image */
+ cairo_save (cr);
+ child = gtk_bin_get_child (GTK_BIN (button));
+ gtk_widget_get_allocation (child, &child_allocation);
+ cairo_translate (cr,
+ child_allocation.x - allocation.x,
+ child_allocation.y - allocation.y);
+ gtk_widget_draw (gtk_bin_get_child (GTK_BIN (button)), cr);
+ cairo_restore (cr);
+
+ /* finally blend it */
+ cairo_pop_group_to_source (cr);
+ cairo_paint_with_alpha (cr, button->glow_factor);
+
+ return FALSE;
+}
+
+static void
+totem_glow_button_map (GtkWidget *buttonw)
+{
+ TotemGlowButton *button;
+
+ (* GTK_WIDGET_CLASS (parent_class)->map) (buttonw);
+
+ button = TOTEM_GLOW_BUTTON (buttonw);
+
+ if (button->glow != FALSE && button->button_glow == 0) {
+ totem_glow_button_set_glow (button, TRUE);
+ }
+}
+
+static void
+totem_glow_button_unmap (GtkWidget *buttonw)
+{
+ TotemGlowButton *button;
+
+ button = TOTEM_GLOW_BUTTON (buttonw);
+
+ if (button->button_glow > 0) {
+ g_source_remove (button->button_glow);
+ button->button_glow = 0;
+ }
+
+ (* GTK_WIDGET_CLASS (parent_class)->unmap) (buttonw);
+}
+
+static void
+totem_glow_button_enter (GtkButton *buttonw)
+{
+ TotemGlowButton *button;
+
+ button = TOTEM_GLOW_BUTTON (buttonw);
+
+ (* GTK_BUTTON_CLASS (parent_class)->enter) (buttonw);
+
+ button->pointer_entered = TRUE;
+ button->anim_finished = FALSE;
+ button->glow_start_time = G_MINDOUBLE;
+ totem_glow_button_set_timeout (button, FALSE);
+}
+
+static void
+totem_glow_button_leave (GtkButton *buttonw)
+{
+ TotemGlowButton *button;
+
+ button = TOTEM_GLOW_BUTTON (buttonw);
+
+ (* GTK_BUTTON_CLASS (parent_class)->leave) (buttonw);
+
+ button->pointer_entered = FALSE;
+ button->glow_start_time = G_MINDOUBLE;
+ button->anim_finished = FALSE;
+ if (button->glow != FALSE)
+ totem_glow_button_set_timeout (button, TRUE);
+}
+
+static void
+totem_glow_button_finalize (GObject *object)
+{
+ TotemGlowButton *button = TOTEM_GLOW_BUTTON (object);
+
+ totem_glow_button_set_glow (button, FALSE);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+totem_glow_button_class_init (TotemGlowButtonClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+ GtkButtonClass *button_class = GTK_BUTTON_CLASS (klass);
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ object_class->finalize = totem_glow_button_finalize;
+ /* Note that we don't use a draw here because we
+ * want to modify what the button will draw by itself */
+ widget_class->map = totem_glow_button_map;
+ widget_class->unmap = totem_glow_button_unmap;
+ button_class->enter = totem_glow_button_enter;
+ button_class->leave = totem_glow_button_leave;
+}
+
+static void
+totem_glow_button_init (TotemGlowButton *button)
+{
+ button->glow_start_time = 0.0;
+ button->button_glow = 0;
+ button->glow_factor = 0.0;
+
+ g_signal_connect_object (button, "draw",
+ G_CALLBACK (totem_glow_button_draw),
+ G_OBJECT (button),
+ G_CONNECT_AFTER);
+}
+
+GtkWidget *
+totem_glow_button_new (void)
+{
+ return g_object_new (TOTEM_TYPE_GLOW_BUTTON, NULL);
+}
+
+/* We can only add a timeout once, we assert that, though
+ * calling it multiple times to disable the animation is fine */
+static void
+totem_glow_button_set_timeout (TotemGlowButton *button, gboolean set_timeout)
+{
+ if (set_timeout != FALSE) {
+ if (button->button_glow > 0)
+ return;
+
+ button->glow_start_time = 0.0;
+
+ /* The animation doesn't speed up or slow down based on the
+ * timeout value, but instead will just appear smoother or
+ * choppier.
+ */
+ button->button_glow =
+ g_timeout_add_full (G_PRIORITY_DEFAULT_IDLE,
+ 100,
+ (GSourceFunc) totem_glow_button_glow, button,
+ (GDestroyNotify) totem_glow_button_clear_glow_start_timeout_id);
+ } else {
+ if (button->button_glow > 0) {
+ g_source_remove (button->button_glow);
+ button->button_glow = 0;
+ }
+ button->glow_factor = 0.0;
+ gtk_widget_queue_draw (GTK_WIDGET (button));
+ }
+}
+
+void
+totem_glow_button_set_glow (TotemGlowButton *button, gboolean glow)
+{
+ GtkSettings *settings;
+ gboolean anim_enabled;
+
+ g_return_if_fail (TOTEM_IS_GLOW_BUTTON (button));
+
+ if (gtk_widget_get_mapped (GTK_WIDGET (button)) == FALSE
+ && glow != FALSE) {
+ button->glow = glow;
+ return;
+ }
+
+ settings = gtk_settings_get_for_screen
+ (gtk_widget_get_screen (GTK_WIDGET (button)));
+ g_object_get (G_OBJECT (settings),
+ "gtk-enable-animations", &anim_enabled,
+ NULL);
+ button->anim_enabled = anim_enabled;
+
+ if (glow == FALSE && button->button_glow == 0 && button->anim_enabled != FALSE)
+ return;
+ if (glow != FALSE && button->button_glow != 0)
+ return;
+
+ button->glow = glow;
+
+ totem_glow_button_set_timeout (button, glow);
+}
+
+gboolean
+totem_glow_button_get_glow (TotemGlowButton *button)
+{
+ return button->glow != FALSE;
+}
+
diff --git a/lib/widgets/totem-glow-button.h b/lib/widgets/totem-glow-button.h
new file mode 100644
index 000000000..138f8c44f
--- /dev/null
+++ b/lib/widgets/totem-glow-button.h
@@ -0,0 +1,52 @@
+/*
+ * (C) Copyright 2007 Bastien Nocera <hadess@hadess.net>
+ *
+ * Glow code from libwnck/libwnck/tasklist.c:
+ * Copyright © 2001 Havoc Pennington
+ * Copyright © 2003 Kim Woelders
+ * Copyright © 2003 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ */
+
+#ifndef __TOTEM_GLOW_BUTTON_H__
+#define __TOTEM_GLOW_BUTTON_H__
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define TOTEM_TYPE_GLOW_BUTTON (totem_glow_button_get_type ())
+#define TOTEM_GLOW_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TOTEM_TYPE_GLOW_BUTTON, TotemGlowButton))
+#define TOTEM_IS_GLOW_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TOTEM_TYPE_GLOW_BUTTON))
+
+typedef struct _TotemGlowButton TotemGlowButton;
+
+typedef struct _TotemGlowButtonClass {
+ GtkButtonClass parent_class;
+
+ gpointer __bla[4];
+} TotemGlowButtonClass;
+
+GType totem_glow_button_get_type (void) G_GNUC_CONST;
+
+GtkWidget * totem_glow_button_new (void);
+void totem_glow_button_set_glow (TotemGlowButton *button, gboolean glow);
+gboolean totem_glow_button_get_glow (TotemGlowButton *button);
+
+G_END_DECLS
+
+#endif /* __TOTEM_GLOW_BUTTON_H__ */