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/* GTK - The GIMP Toolkit
* gtkprintbackend.h: Abstract printer backend interfaces
* Copyright (C) 2006, Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GTK_PRINT_BACKEND_H__
#define __GTK_PRINT_BACKEND_H__
/* This is a "semi-private" header; it is meant only for
* alternate GtkPrintDialog backend modules; no stability guarantees
* are made at this point
*/
#ifndef GTK_PRINT_BACKEND_ENABLE_UNSUPPORTED
#error "GtkPrintBackend is not supported API for general use"
#endif
#include <gtk/gtk.h>
#include <gtk/gtkunixprint.h>
#include <gtk/gtkprinteroptionset.h>
G_BEGIN_DECLS
typedef struct _GtkPrintBackendClass GtkPrintBackendClass;
typedef struct _GtkPrintBackendPrivate GtkPrintBackendPrivate;
#define GTK_PRINT_BACKEND_ERROR (gtk_print_backend_error_quark ())
typedef enum
{
/* TODO: add specific errors */
GTK_PRINT_BACKEND_ERROR_GENERIC
} GtkPrintBackendError;
GQuark gtk_print_backend_error_quark (void);
#define GTK_TYPE_PRINT_BACKEND (gtk_print_backend_get_type ())
#define GTK_PRINT_BACKEND(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_PRINT_BACKEND, GtkPrintBackend))
#define GTK_PRINT_BACKEND_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_PRINT_BACKEND, GtkPrintBackendClass))
#define GTK_IS_PRINT_BACKEND(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_PRINT_BACKEND))
#define GTK_IS_PRINT_BACKEND_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_PRINT_BACKEND))
#define GTK_PRINT_BACKEND_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_PRINT_BACKEND, GtkPrintBackendClass))
typedef enum
{
GTK_PRINT_BACKEND_STATUS_UNKNOWN,
GTK_PRINT_BACKEND_STATUS_OK,
GTK_PRINT_BACKEND_STATUS_UNAVAILABLE
} GtkPrintBackendStatus;
struct _GtkPrintBackend
{
GObject parent_instance;
GtkPrintBackendPrivate *priv;
};
struct _GtkPrintBackendClass
{
GObjectClass parent_class;
/* Global backend methods: */
void (*request_printer_list) (GtkPrintBackend *backend);
void (*print_stream) (GtkPrintBackend *backend,
GtkPrintJob *job,
GIOChannel *data_io,
GtkPrintJobCompleteFunc callback,
gpointer user_data,
GDestroyNotify dnotify);
/* Printer methods: */
void (*printer_request_details) (GtkPrinter *printer);
cairo_surface_t * (*printer_create_cairo_surface) (GtkPrinter *printer,
GtkPrintSettings *settings,
gdouble height,
gdouble width,
GIOChannel *cache_io);
GtkPrinterOptionSet * (*printer_get_options) (GtkPrinter *printer,
GtkPrintSettings *settings,
GtkPageSetup *page_setup,
GtkPrintCapabilities capabilities);
gboolean (*printer_mark_conflicts) (GtkPrinter *printer,
GtkPrinterOptionSet *options);
void (*printer_get_settings_from_options) (GtkPrinter *printer,
GtkPrinterOptionSet *options,
GtkPrintSettings *settings);
void (*printer_prepare_for_print) (GtkPrinter *printer,
GtkPrintJob *print_job,
GtkPrintSettings *settings,
GtkPageSetup *page_setup);
GList * (*printer_list_papers) (GtkPrinter *printer);
GtkPageSetup * (*printer_get_default_page_size) (GtkPrinter *printer);
gboolean (*printer_get_hard_margins) (GtkPrinter *printer,
gdouble *top,
gdouble *bottom,
gdouble *left,
gdouble *right);
GtkPrintCapabilities (*printer_get_capabilities) (GtkPrinter *printer);
/* Signals */
void (*printer_list_changed) (GtkPrintBackend *backend);
void (*printer_list_done) (GtkPrintBackend *backend);
void (*printer_added) (GtkPrintBackend *backend,
GtkPrinter *printer);
void (*printer_removed) (GtkPrintBackend *backend,
GtkPrinter *printer);
void (*printer_status_changed) (GtkPrintBackend *backend,
GtkPrinter *printer);
void (*request_password) (GtkPrintBackend *backend,
gpointer auth_info_required,
gpointer auth_info_default,
gpointer auth_info_display,
gpointer auth_info_visible,
const gchar *prompt);
/* not a signal */
void (*set_password) (GtkPrintBackend *backend,
gchar **auth_info_required,
gchar **auth_info);
/* Padding for future expansion */
void (*_gtk_reserved1) (void);
void (*_gtk_reserved2) (void);
void (*_gtk_reserved3) (void);
void (*_gtk_reserved4) (void);
};
GType gtk_print_backend_get_type (void) G_GNUC_CONST;
GList *gtk_print_backend_get_printer_list (GtkPrintBackend *print_backend);
gboolean gtk_print_backend_printer_list_is_done (GtkPrintBackend *print_backend);
GtkPrinter *gtk_print_backend_find_printer (GtkPrintBackend *print_backend,
const gchar *printer_name);
void gtk_print_backend_print_stream (GtkPrintBackend *print_backend,
GtkPrintJob *job,
GIOChannel *data_io,
GtkPrintJobCompleteFunc callback,
gpointer user_data,
GDestroyNotify dnotify);
GList * gtk_print_backend_load_modules (void);
void gtk_print_backend_destroy (GtkPrintBackend *print_backend);
void gtk_print_backend_set_password (GtkPrintBackend *backend,
gchar **auth_info_required,
gchar **auth_info);
/* Backend-only functions for GtkPrintBackend */
void gtk_print_backend_add_printer (GtkPrintBackend *print_backend,
GtkPrinter *printer);
void gtk_print_backend_remove_printer (GtkPrintBackend *print_backend,
GtkPrinter *printer);
void gtk_print_backend_set_list_done (GtkPrintBackend *backend);
/* Backend-only functions for GtkPrinter */
gboolean gtk_printer_is_new (GtkPrinter *printer);
void gtk_printer_set_accepts_pdf (GtkPrinter *printer,
gboolean val);
void gtk_printer_set_accepts_ps (GtkPrinter *printer,
gboolean val);
void gtk_printer_set_is_new (GtkPrinter *printer,
gboolean val);
void gtk_printer_set_is_active (GtkPrinter *printer,
gboolean val);
gboolean gtk_printer_set_is_paused (GtkPrinter *printer,
gboolean val);
gboolean gtk_printer_set_is_accepting_jobs (GtkPrinter *printer,
gboolean val);
void gtk_printer_set_has_details (GtkPrinter *printer,
gboolean val);
void gtk_printer_set_is_default (GtkPrinter *printer,
gboolean val);
void gtk_printer_set_icon_name (GtkPrinter *printer,
const gchar *icon);
gboolean gtk_printer_set_job_count (GtkPrinter *printer,
gint count);
gboolean gtk_printer_set_location (GtkPrinter *printer,
const gchar *location);
gboolean gtk_printer_set_description (GtkPrinter *printer,
const gchar *description);
gboolean gtk_printer_set_state_message (GtkPrinter *printer,
const gchar *message);
G_END_DECLS
#endif /* __GTK_PRINT_BACKEND_H__ */
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