diff options
Diffstat (limited to 'shell/ev-statusbar.c')
| -rw-r--r-- | shell/ev-statusbar.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/shell/ev-statusbar.c b/shell/ev-statusbar.c new file mode 100644 index 0000000..b37cff7 --- /dev/null +++ b/shell/ev-statusbar.c @@ -0,0 +1,201 @@ +/* this file is part of evince, a gnome document viewer + * + * Copyright (C) 2004 Red Hat, Inc. + * + * Author: + * Jonathan Blandford <jrb@alum.mit.edu> + * + * Evince 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. + * + * Evince 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <string.h> +#include <gtk/gtk.h> + +#include "ev-statusbar.h" + +struct _EvStatusbarPrivate { + GtkWidget *bar; + GtkWidget *progress; + + guint help_message_cid; + guint view_message_cid; + guint progress_message_cid; + + guint pulse_timeout_id; + guint progress_timeout_id; +}; + +G_DEFINE_TYPE (EvStatusbar, ev_statusbar, GTK_TYPE_HBOX) + +#define EV_STATUSBAR_GET_PRIVATE(object) \ + (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_STATUSBAR, EvStatusbarPrivate)) + +static void +ev_statusbar_destroy (GtkObject *object) +{ + EvStatusbar *ev_statusbar = EV_STATUSBAR (object); + + ev_statusbar_set_progress (ev_statusbar, FALSE); + + (* GTK_OBJECT_CLASS (ev_statusbar_parent_class)->destroy) (object); +} + +static void +ev_statusbar_class_init (EvStatusbarClass *ev_statusbar_class) +{ + GObjectClass *g_object_class; + GtkWidgetClass *widget_class; + GtkObjectClass *gtk_object_klass; + + g_object_class = G_OBJECT_CLASS (ev_statusbar_class); + widget_class = GTK_WIDGET_CLASS (ev_statusbar_class); + gtk_object_klass = GTK_OBJECT_CLASS (ev_statusbar_class); + + g_type_class_add_private (g_object_class, sizeof (EvStatusbarPrivate)); + + gtk_object_klass->destroy = ev_statusbar_destroy; +} + +static void +ev_statusbar_init (EvStatusbar *ev_statusbar) +{ + ev_statusbar->priv = EV_STATUSBAR_GET_PRIVATE (ev_statusbar); + + ev_statusbar->priv->progress = gtk_progress_bar_new (); + gtk_box_pack_start (GTK_BOX (ev_statusbar), ev_statusbar->priv->progress, FALSE, FALSE, 3); + ev_statusbar->priv->bar = gtk_statusbar_new (); + gtk_box_pack_start (GTK_BOX (ev_statusbar), ev_statusbar->priv->bar, TRUE, TRUE, 0); + + ev_statusbar->priv->help_message_cid = gtk_statusbar_get_context_id + (GTK_STATUSBAR (ev_statusbar->priv->bar), "help_message"); + ev_statusbar->priv->view_message_cid = gtk_statusbar_get_context_id + (GTK_STATUSBAR (ev_statusbar->priv->bar), "view_message"); + ev_statusbar->priv->progress_message_cid = gtk_statusbar_get_context_id + (GTK_STATUSBAR (ev_statusbar->priv->bar), "progress_message"); + + gtk_widget_show (GTK_WIDGET (ev_statusbar->priv->bar)); + gtk_widget_show (GTK_WIDGET (ev_statusbar)); + + ev_statusbar->priv->progress_timeout_id = 0; + ev_statusbar->priv->pulse_timeout_id = 0; +} + +/* Public functions */ + +GtkWidget * +ev_statusbar_new (void) +{ + GtkWidget *ev_statusbar; + + ev_statusbar = g_object_new (EV_TYPE_STATUSBAR, NULL); + + return ev_statusbar; +} + +static guint +ev_statusbar_get_context_id (EvStatusbar *statusbar, EvStatusbarContext context) +{ + switch (context) { + case EV_CONTEXT_HELP: + return statusbar->priv->help_message_cid; + case EV_CONTEXT_VIEW: + return statusbar->priv->view_message_cid; + case EV_CONTEXT_PROGRESS: + return statusbar->priv->progress_message_cid; + } + return -1; +} + +void +ev_statusbar_push (EvStatusbar *ev_statusbar, + EvStatusbarContext context, + const gchar *message) +{ + gtk_statusbar_push (GTK_STATUSBAR (ev_statusbar->priv->bar), + ev_statusbar_get_context_id (ev_statusbar, context), + message); + return; +} + +void +ev_statusbar_pop (EvStatusbar *ev_statusbar, + EvStatusbarContext context) +{ + gtk_statusbar_pop (GTK_STATUSBAR (ev_statusbar->priv->bar), + ev_statusbar_get_context_id (ev_statusbar, context)); + return; +} + +void +ev_statusbar_set_maximized (EvStatusbar *ev_statusbar, + gboolean maximized) +{ + gtk_statusbar_set_has_resize_grip (GTK_STATUSBAR (ev_statusbar->priv->bar), + maximized); + return; +} + +static gboolean +ev_statusbar_pulse (gpointer data) +{ + EvStatusbar *ev_statusbar = EV_STATUSBAR (data); + + gtk_progress_bar_pulse (GTK_PROGRESS_BAR (ev_statusbar->priv->progress)); + + return TRUE; +} + +static gboolean +ev_statusbar_show_progress (gpointer data) +{ + EvStatusbar *ev_statusbar = EV_STATUSBAR (data); + + gtk_widget_show (ev_statusbar->priv->progress); + ev_statusbar->priv->pulse_timeout_id = g_timeout_add (300, ev_statusbar_pulse, ev_statusbar); + ev_statusbar->priv->progress_timeout_id = 0; + + return FALSE; +} + +void +ev_statusbar_set_progress (EvStatusbar *ev_statusbar, + gboolean active) +{ + if (active){ + if (ev_statusbar->priv->progress_timeout_id == 0 + && ev_statusbar->priv->pulse_timeout_id == 0) + ev_statusbar->priv->progress_timeout_id = + g_timeout_add (500, ev_statusbar_show_progress, ev_statusbar); + } else { + if (ev_statusbar->priv->pulse_timeout_id) { + g_source_remove (ev_statusbar->priv->pulse_timeout_id); + gtk_widget_hide (ev_statusbar->priv->progress); + } + + if (ev_statusbar->priv->progress_timeout_id) + g_source_remove (ev_statusbar->priv->progress_timeout_id); + + ev_statusbar->priv->progress_timeout_id = 0; + ev_statusbar->priv->pulse_timeout_id = 0; + + } +} + + + |