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- /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
- /* ex: set tabstop=8 softtabstop=4 shiftwidth=4 expandtab: */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is the Mozilla PostScript driver printer list component.
- *
- * The Initial Developer of the Original Code is
- * Kenneth Herron <kherron+mozilla@fmailbox.com>
- * Portions created by the Initial Developer are Copyright (C) 2004
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- #ifndef nsCUPSShim_h___
- #define nsCUPSShim_h___
-
- #include "prtypes.h"
- #include "psSharedCore.h"
-
-
- /* Various CUPS data types. We don't #include cups headers to avoid
- * requiring CUPS to be installed on the build host (and to avoid having
- * to test for CUPS in configure).
- */
- typedef struct /**** Printer Options ****/
- {
- char *name; /* Name of option */
- char *value; /* Value of option */
- } cups_option_t;
-
- typedef struct /**** Destination ****/
- {
- char *name, /* Printer or class name */
- *instance; /* Local instance name or NULL */
- int is_default; /* Is this printer the default? */
- int num_options; /* Number of options */
- cups_option_t *options; /* Options */
- } cups_dest_t;
-
- typedef cups_dest_t* (PR_CALLBACK *CupsGetDestType)(const char *printer,
- const char *instance,
- int num_dests,
- cups_dest_t *dests);
- typedef int (PR_CALLBACK *CupsGetDestsType)(cups_dest_t **dests);
- typedef int (PR_CALLBACK *CupsFreeDestsType)(int num_dests,
- cups_dest_t *dests);
- typedef int (PR_CALLBACK *CupsPrintFileType)(const char *printer,
- const char *filename,
- const char *title,
- int num_options,
- cups_option_t *options);
- typedef int (PR_CALLBACK *CupsTempFdType)(char *filename,
- int length);
- typedef int (PR_CALLBACK *CupsAddOptionType)(const char *name,
- const char *value,
- int num_options,
- cups_option_t **options);
-
- struct PRLibrary;
-
- class NS_PSSHARED nsCUPSShim {
- public:
- nsCUPSShim() : mCupsLib(nsnull) { }
- ~nsCUPSShim();
-
- /**
- * Initialize this object. Attempt to load the CUPS shared
- * library and find function pointers for the supported
- * functions (see below).
- * @return PR_FALSE if the shared library could not be loaded, or if
- * any of the functions could not be found.
- * PR_TRUE for successful initialization.
- */
- PRBool Init();
-
- /**
- * @return PR_TRUE if the object was initialized successfully.
- * PR_FALSE otherwise.
- */
- PRBool IsInitialized() { return nsnull != mCupsLib; }
-
- /* Function pointers for supported functions. These are only
- * valid after successful initialization.
- */
- CupsAddOptionType mCupsAddOption;
- CupsFreeDestsType mCupsFreeDests;
- CupsGetDestType mCupsGetDest;
- CupsGetDestsType mCupsGetDests;
- CupsPrintFileType mCupsPrintFile;
- CupsTempFdType mCupsTempFd;
-
- private:
- PRLibrary *mCupsLib;
- };
-
-
-
- #endif /* nsCUPSShim_h___ */
-