ppapi/api/pp_bool.idl

   1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2  * Use of this source code is governed by a BSD-style license that can be
   3  * found in the LICENSE file.
   4  */
   5
   6 /**
   7  * This file defines the <code>PP_Bool</code> enumeration for use in PPAPI C
   8  * headers.
   9  */
  10
  11 /**
  12  * The <code>PP_Bool</code> enum is a boolean value for use in PPAPI C headers.
  13  * The standard bool type is not available to pre-C99 compilers, and is not
  14  * guaranteed to be compatible between C and C++, whereas the PPAPI C headers
  15  * can be included from C or C++ code.
  16  */
  17 [assert_size(4)] enum PP_Bool {
  18   PP_FALSE = 0,
  19   PP_TRUE  = 1
  20 };
  21
  22 #inline cc
  23 /**
  24  * Converts a C++ "bool" type to a PP_Bool.
  25  *
  26  * @param[in] b A C++ "bool" type.
  27  *
  28  * @return A PP_Bool.
  29  */
  30 inline PP_Bool PP_FromBool(bool b) {
  31   return b ? PP_TRUE : PP_FALSE;
  32 }
  33
  34 /**
  35  * Converts a PP_Bool to a C++ "bool" type.
  36  *
  37  * @param[in] b A PP_Bool.
  38  *
  39  * @return A C++ "bool" type.
  40  */
  41 inline bool PP_ToBool(PP_Bool b) {
  42   return (b != PP_FALSE);
  43 }
  44 #endinl