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Diffstat (limited to 'shell/ev-application.c')
| -rw-r--r-- | shell/ev-application.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/shell/ev-application.c b/shell/ev-application.c new file mode 100644 index 0000000..2a89eaa --- /dev/null +++ b/shell/ev-application.c @@ -0,0 +1,196 @@ +/* this file is part of evince, a gnome document viewer + * + * Copyright (C) 2004 Martin Kretzschmar + * + * Author: + * Martin Kretzschmar <martink@gnome.org> + * + * 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. + */ + +#include "ev-application.h" + +#include <glib.h> +#include <glib/gi18n.h> +#include <glib-object.h> +#include <gtk/gtkfilechooserdialog.h> +#include <gtk/gtkstock.h> +#include <gtk/gtkwidget.h> +#include <bonobo/bonobo-main.h> + +#include <ev-macros.h> +#include <ev-window.h> + +struct _EvApplicationPrivate { + GList *windows; +}; + +G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT); + +#define EV_APPLICATION_GET_PRIVATE(object) \ + (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_APPLICATION, EvApplicationPrivate)) + +EvApplication * +ev_application_get_instance (void) +{ + static EvApplication *instance; + + if (!instance) + instance = EV_APPLICATION ( + g_object_new (EV_TYPE_APPLICATION, NULL)); + + return instance; +} + +static void +window_destroy_cb (GtkObject *object, gpointer user_data) +{ + EvApplication *application; + + g_return_if_fail (EV_IS_WINDOW (object)); + g_return_if_fail (EV_IS_APPLICATION (user_data)); + + application = EV_APPLICATION (user_data); + application->priv->windows = + g_list_remove (application->priv->windows, object); + + if (application->priv->windows == NULL) + bonobo_main_quit (); +} + +EvWindow * +ev_application_new_window (EvApplication *application) +{ + EvWindow *ev_window; + + ev_window = EV_WINDOW (g_object_new (EV_TYPE_WINDOW, + "type", GTK_WINDOW_TOPLEVEL, + "default-height", 600, + "default-width", 600, + NULL)); + application->priv->windows = + g_list_prepend (application->priv->windows, ev_window); + g_signal_connect (G_OBJECT (ev_window), "destroy", + G_CALLBACK (window_destroy_cb), application); + + return ev_window; +} + +static int +is_window_empty (const EvWindow *ev_window, gconstpointer dummy) +{ + g_return_val_if_fail (EV_IS_WINDOW (ev_window), 0); + + return ev_window_is_empty (ev_window) + ? 0 + : -1; +} + +static EvWindow * +ev_application_get_empty_window (EvApplication *application) +{ + GList *node; + + node = g_list_find_custom (application->priv->windows, NULL, + (GCompareFunc)is_window_empty); + + return node && node->data + ? EV_WINDOW (node->data) + : ev_application_new_window (application); +} + +void +ev_application_open (EvApplication *application, GError *err) +{ + EvWindow *ev_window; + GtkWidget *chooser; + GtkFileFilter *both_filter, *pdf_filter, *ps_filter, *all_filter; + + + ev_window = ev_application_get_empty_window (application); + + chooser = gtk_file_chooser_dialog_new (_("Open document"), + GTK_WINDOW (ev_window), + GTK_FILE_CHOOSER_ACTION_OPEN, + GTK_STOCK_CANCEL, + GTK_RESPONSE_CANCEL, + GTK_STOCK_OPEN, GTK_RESPONSE_OK, + NULL); + + both_filter = gtk_file_filter_new (); + gtk_file_filter_set_name (both_filter, + _("PostScript and PDF Documents")); + gtk_file_filter_add_mime_type (both_filter, "application/postscript"); + gtk_file_filter_add_mime_type (both_filter, "application/pdf"); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), both_filter); + + ps_filter = gtk_file_filter_new (); + gtk_file_filter_set_name (ps_filter, _("PostScript Documents")); + gtk_file_filter_add_mime_type (ps_filter, "application/postscript"); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), ps_filter); + + pdf_filter = gtk_file_filter_new (); + gtk_file_filter_set_name (pdf_filter, _("PDF Documents")); + gtk_file_filter_add_mime_type (pdf_filter, "application/pdf"); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), pdf_filter); + + all_filter = gtk_file_filter_new (); + gtk_file_filter_set_name (all_filter, _("All Files")); + gtk_file_filter_add_pattern (all_filter, "*"); + gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (chooser), all_filter); + + gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (chooser), both_filter); + + if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_OK) { + char *uri; + + uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (chooser)); + ev_window_open (ev_window, uri); + gtk_widget_show (GTK_WIDGET (ev_window)); + g_free (uri); + } + + gtk_widget_destroy (GTK_WIDGET (chooser)); +} + +static void +ev_application_finalize (GObject *object) +{ + g_return_if_fail (object != NULL && EV_IS_APPLICATION (object)); + + EV_APPLICATION (object)->priv = NULL; + + EV_CALL_VIRTUAL ( + G_OBJECT_CLASS (ev_application_parent_class), finalize, (object)); +} + +static void +ev_application_class_init (EvApplicationClass *ev_application_class) +{ + GObjectClass *g_object_class; + + g_object_class = G_OBJECT_CLASS (ev_application_class); + g_object_class->finalize = ev_application_finalize; + + g_type_class_add_private (g_object_class, + sizeof (EvApplicationPrivate)); +} + +static void +ev_application_init (EvApplication *ev_application) +{ + ev_application->priv = EV_APPLICATION_GET_PRIVATE (ev_application); +} + |