[printing] Make use of gtk+-unix-print optional

4 files changed, 75 insertions, 21 deletions

diff --git a/configure.ac b/configure.ac
index ca89c27..86f13ec 100644
--- a/configure.ac
+++ b/configure.ac
@@ -99,15 +99,7 @@ esac
 AC_MSG_RESULT([$os_win32])
 AM_CONDITIONAL(OS_WIN32, test "$os_win32" = "yes")
 
-dnl Check dependencies
-
-# LIB_CFLAGS       for helpers and generic widgets. (libdocument, cut-and-paste)
-# BACKEND_CFLAGS   for backend implementations.
-# FRONTEND_CFLAGS  for frontend implementations. (properties, thumbnailer)
-# FRONTEND_LIBS
-# SHELL_CFLAGS     for shell implementation.
-# SHELL_LIBS
-
+dnl Specify required versions of dependencies
 DBUS_GLIB_REQUIRED=0.70
 GTK_REQUIRED=2.14.0
 GLIB_REQUIRED=2.18.0
@@ -118,12 +110,21 @@ AC_SUBST([GTK_REQUIRED])
 GNOME_ICON_THEME_REQUIRED=2.17.1
 LIBXML_REQUIRED=2.5.0
 
+dnl Check dependencies
+
+# LIB_CFLAGS       for helpers and generic widgets. (libdocument, cut-and-paste)
+# BACKEND_CFLAGS   for backend implementations.
+# FRONTEND_CFLAGS  for frontend implementations. (properties, thumbnailer)
+# FRONTEND_LIBS
+# SHELL_CFLAGS     for shell implementation.
+# SHELL_LIBS
+
 PKG_CHECK_MODULES(LIBDOCUMENT, gtk+-2.0 >= $GTK_REQUIRED gio-2.0 >= $GLIB_REQUIRED)
 PKG_CHECK_MODULES(LIBVIEW, gtk+-2.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED)
 PKG_CHECK_MODULES(BACKEND, gtk+-2.0 >= $GTK_REQUIRED)
 PKG_CHECK_MODULES(FRONTEND_CORE, gtk+-2.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED)
-PKG_CHECK_MODULES(PREVIEWER, gtk+-2.0 >= $GTK_REQUIRED gtk+-unix-print-2.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED)
-PKG_CHECK_MODULES(SHELL_CORE, libxml-2.0 >= $LIBXML_REQUIRED gtk+-2.0 >= $GTK_REQUIRED gtk+-unix-print-2.0 >= $GTK_REQUIRED gio-2.0 >= $GLIB_REQUIRED gnome-icon-theme >= $GNOME_ICON_THEME_REQUIRED gthread-2.0)
+PKG_CHECK_MODULES(PREVIEWER, gtk+-2.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED)
+PKG_CHECK_MODULES(SHELL_CORE, libxml-2.0 >= $LIBXML_REQUIRED gtk+-2.0 >= $GTK_REQUIRED gio-2.0 >= $GLIB_REQUIRED gnome-icon-theme >= $GNOME_ICON_THEME_REQUIRED gthread-2.0)
 
 if test "$os_win32" = no; then
 	PKG_CHECK_MODULES(SMCLIENT, gtk+-2.0 gthread-2.0 sm >= 1.0.0)
@@ -143,6 +144,25 @@ LIBS="$LIBS $BACKEND_LIBS"
 AC_CHECK_FUNCS(cairo_format_stride_for_width)
 LIBS=$evince_save_LIBS
 
+dnl ========= Check for gtk+-unix-print
+
+if test "$os_win32" = yes; then
+  with_gtk_unix_print_default=no
+else
+  with_gtk_unix_print_default=yes
+fi
+
+AC_MSG_CHECKING([whether gtk+-unix-print support is requested])
+AC_ARG_WITH([gtk-unix-print],
+  [AS_HELP_STRING([--without-gtk-unix-print],[disable the use of gtk-unix-print])],
+  [],[with_gtk_unix_print=$with_gtk_unix_print_default])
+AC_MSG_RESULT([$with_gtk_unix_print])
+
+if test "$with_gtk_unix_print" = "yes"; then
+   PKG_CHECK_MODULES(GTKUNIXPRINT, [gtk+-unix-print-2.0 >= $GTK_REQUIRED])
+   AC_DEFINE([GTKUNIXPRINT_ENABLED], [1], [Define if gtk+-unix-print is enabled.])
+fi
+
 dnl ========= Check for Keyring
 AC_ARG_WITH(keyring,
         AC_HELP_STRING([--without-keyring],[disable the use of gnome-keyring]),
@@ -258,8 +278,8 @@ BACKEND_CFLAGS="$BACKEND_CFLAGS -DGDK_MULTIHEAD_SAFE -DGTK_MULTIHEAD_SAFE $DEBUG
 AC_SUBST(BACKEND_CFLAGS)
 AC_SUBST(BACKEND_LIBS)
 
-SHELL_CFLAGS="$SHELL_CORE_CFLAGS $DBUS_CFLAGS $KEYRING_CFLAGS $GCONF_CFLAGS -DGDK_MULTIHEAD_SAFE -DGTK_MULTIHEAD_SAFE $DEBUG_FLAGS"
-SHELL_LIBS="$SHELL_CORE_LIBS $DBUS_LIBS $KEYRING_LIBS $GCONF_LIBS -lz"
+SHELL_CFLAGS="$SHELL_CORE_CFLAGS $GTKUNIXPRINT_CFLAGS $DBUS_CFLAGS $KEYRING_CFLAGS $GCONF_CFLAGS -DGDK_MULTIHEAD_SAFE -DGTK_MULTIHEAD_SAFE $DEBUG_FLAGS"
+SHELL_LIBS="$SHELL_CORE_LIBS $GTKUNIXPRINT_CFLAGS $DBUS_LIBS $KEYRING_LIBS $GCONF_LIBS -lz"
 AC_SUBST(SHELL_CFLAGS)
 AC_SUBST(SHELL_LIBS)
 
@@ -314,15 +334,12 @@ AC_ARG_ENABLE(previewer,
 	esac],
 	[ENABLE_PREVIEWER=yes]) dnl Default value
 if test x$ENABLE_PREVIEWER = "xyes" ; then
-   PKG_CHECK_MODULES(PREVIEWER, gtk+-2.0 >= $GTK_REQUIRED gtk+-unix-print-2.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED,
+   PKG_CHECK_MODULES(PREVIEWER, gtk+-2.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED,
 	             [ENABLE_PREVIEWER=yes],[ENABLE_PREVIEWER=no])
-   if test x$ENABLE_PREVIEWER = "xno" ; then
-      AC_MSG_WARN([Previewer support is disabled since gtk+-unix-print $GTK_REQUIRED or higher was not found])
-   fi
 fi
 AM_CONDITIONAL(ENABLE_PREVIEWER, test x$ENABLE_PREVIEWER = "xyes")
-PREVIEWER_CFLAGS="$PREVIEWER_CFLAGS $DEBUG_FLAGS"
-PREVIEWER_LIBS="$PREVIEWER_LIBS -lz"
+PREVIEWER_CFLAGS="$PREVIEWER_CFLAGS $GTKUNIXPRINT_CFLAGS $DEBUG_FLAGS"
+PREVIEWER_LIBS="$PREVIEWER_LIBS $GTKUNIXPRINT_LIBS -lz"
 AC_SUBST(PREVIEWER_CFLAGS)
 AC_SUBST(PREVIEWER_LIBS)
 
@@ -675,6 +692,7 @@ AC_OUTPUT
 echo "
 Configure summary:
         GConf Support......:  $with_gconf
+	GTK+ Unix Print....:  $with_gtk_unix_print
 	Keyring Support....:  $WITH_KEYRING
 	DBUS Support.......:  $enable_dbus
 	Nautilus Plugin....:  $HAVE_NAUTILUS
diff --git a/previewer/ev-previewer-window.c b/previewer/ev-previewer-window.c
index 15a1607..686fb0d 100644
--- a/previewer/ev-previewer-window.c
+++ b/previewer/ev-previewer-window.c
@@ -20,7 +20,9 @@
 
 #include <config.h>
 
+#if GTKUNIXPRINT_ENABLED
 #include <gtk/gtkunixprint.h>
+#endif
 #include <glib/gi18n.h>
 #include <evince-view.h>
 #include "ev-page-action.h"
@@ -42,7 +44,9 @@ struct _EvPreviewerWindow {
 	/* Printing */
 	GtkPrintSettings *print_settings;
 	GtkPageSetup     *print_page_setup;
+#if GTKUNIXPRINT_ENABLED
 	GtkPrinter       *printer;
+#endif
 	gchar            *print_job_title;
 	gchar            *source_file;
 };
@@ -103,6 +107,7 @@ ev_previewer_window_set_view_size (EvPreviewerWindow *window)
 				   hsb_requisition.height + scrollbar_spacing);
 }
 
+#if GTKUNIXPRINT_ENABLED
 static void
 ev_previewer_window_error_dialog_run (EvPreviewerWindow *window,
 				      GError            *error)
@@ -120,6 +125,7 @@ ev_previewer_window_error_dialog_run (EvPreviewerWindow *window,
 	gtk_dialog_run (GTK_DIALOG (dialog));
 	gtk_widget_destroy (dialog);
 }
+#endif
 
 static void
 ev_previewer_window_previous_page (GtkAction         *action,
@@ -184,6 +190,7 @@ ev_previewer_window_action_page_activated (GtkAction         *action,
 	gtk_widget_grab_focus (GTK_WIDGET (window->view));
 }
 
+#if GTKUNIXPRINT_ENABLED
 static void
 ev_previewer_window_print_finished (GtkPrintJob       *print_job,
 				    EvPreviewerWindow *window,
@@ -273,6 +280,7 @@ ev_previewer_window_print (GtkAction         *action,
 				(GDestroyNotify)ev_previewer_window_enumerate_finished,
 				FALSE);
 }
+#endif
 
 static const GtkActionEntry action_entries[] = {
 	{ "GoPreviousPage", GTK_STOCK_GO_UP, N_("_Previous Page"), "<control>Page_Up",
@@ -287,9 +295,11 @@ static const GtkActionEntry action_entries[] = {
         { "ViewZoomOut", GTK_STOCK_ZOOM_OUT, NULL, "<control>minus",
           N_("Shrink the document"),
           G_CALLBACK (ev_previewer_window_zoom_out) },
+#if GTKUNIXPRINT_ENABLED
 	{ "PreviewPrint", GTK_STOCK_PRINT, N_("Print"), NULL,
 	  N_("Print this document"),
 	  G_CALLBACK (ev_previewer_window_print) }
+#endif
 };
 
 static const GtkToggleActionEntry toggle_action_entries[] = {
@@ -368,10 +378,12 @@ ev_previewer_window_dispose (GObject *object)
 		window->print_page_setup = NULL;
 	}
 
+#if GTKUNIXPRINT_ENABLED
 	if (window->printer) {
 		g_object_unref (window->printer);
 		window->printer = NULL;
 	}
+#endif
 
 	if (window->print_job_title) {
 		g_free (window->print_job_title);
diff --git a/shell/ev-print-operation.c b/shell/ev-print-operation.c
index e583dfb..9c21a1d 100644
--- a/shell/ev-print-operation.c
+++ b/shell/ev-print-operation.c
@@ -21,7 +21,9 @@
 
 #include "ev-print-operation.h"
 
+#if GTKUNIXPRINT_ENABLED
 #include <gtk/gtkunixprint.h>
+#endif
 #include <glib/gi18n.h>
 #include <glib/gstdio.h>
 #include <unistd.h>
@@ -297,6 +299,7 @@ ev_print_operation_get_progress (EvPrintOperation *op)
 	return op->progress;
 }
 
+#if GTK_CHECK_VERSION (2, 17, 1) | GTKUNIXPRINT_ENABLED
 static void
 ev_print_operation_update_status (EvPrintOperation *op,
 				  gint              page,
@@ -322,6 +325,9 @@ ev_print_operation_update_status (EvPrintOperation *op,
 
 	g_signal_emit (op, signals[STATUS_CHANGED], 0);
 }
+#endif
+
+#if GTKUNIXPRINT_ENABLED
 
 /* Export interface */
 #define EV_TYPE_PRINT_OPERATION_EXPORT         (ev_print_operation_export_get_type())
@@ -1372,6 +1378,8 @@ ev_print_operation_export_class_init (EvPrintOperationExportClass *klass)
 	g_object_class->finalize = ev_print_operation_export_finalize;
 }
 
+#endif /* GTKUNIXPRINT_ENABLED */
+
 #if GTK_CHECK_VERSION (2, 17, 1)
 /* Print to cairo interface */
 #define EV_TYPE_PRINT_OPERATION_PRINT         (ev_print_operation_print_get_type())
@@ -1645,18 +1653,28 @@ ev_print_operation_print_class_init (EvPrintOperationPrintClass *klass)
 
 gboolean ev_print_operation_exists_for_document (EvDocument *document)
 {
+#if GTKUNIXPRINT_ENABLED
 #if GTK_CHECK_VERSION (2, 17, 1)
 	return (EV_IS_FILE_EXPORTER(document) || EV_IS_DOCUMENT_PRINT(document));
 #else
 	return EV_IS_FILE_EXPORTER(document);
 #endif
+#else /* ! GTKUNIXPRINT_ENABLED */
+#if GTK_CHECK_VERSION (2, 17, 1)
+	return EV_IS_DOCUMENT_PRINT(document);
+#else
+	return FALSE;
+#endif
+#endif /* GTKUNIXPRINT_ENABLED */
 }
 
 /* Factory method */
 EvPrintOperation *
 ev_print_operation_new (EvDocument *document)
 {
-	EvPrintOperation *op;
+	EvPrintOperation *op = NULL;
+
+	g_return_val_if_fail (ev_print_operation_exists_for_document (document), NULL);
 
 #if GTK_CHECK_VERSION (2, 17, 1)
 	if (EV_IS_DOCUMENT_PRINT (document))
@@ -1664,8 +1682,9 @@ ev_print_operation_new (EvDocument *document)
 						       "document", document, NULL));
 	else
 #endif
+#if GTKUNIXPRINT_ENABLED
 		op = EV_PRINT_OPERATION (g_object_new (EV_TYPE_PRINT_OPERATION_EXPORT,
 						       "document", document, NULL));
-
+#endif
 	return op;
 }
diff --git a/shell/ev-window.c b/shell/ev-window.c
index 7984cab..cb8de7c 100644
--- a/shell/ev-window.c
+++ b/shell/ev-window.c
@@ -2989,6 +2989,11 @@ ev_window_print_range (EvWindow *ev_window,
 		ev_window->priv->print_queue = g_queue_new ();
 
 	op = ev_print_operation_new (ev_window->priv->document);
+	if (!op) {
+		g_warning ("%s", "Printing is not supported for document\n");
+		return;
+	}
+
 	g_signal_connect (op, "begin_print",
 			  G_CALLBACK (ev_window_print_operation_begin_print),
 			  (gpointer)ev_window);