fld_attr.c 5.2 KB

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  1. /****************************************************************************
  2. * Copyright (c) 1998 Free Software Foundation, Inc. *
  3. * *
  4. * Permission is hereby granted, free of charge, to any person obtaining a *
  5. * copy of this software and associated documentation files (the *
  6. * "Software"), to deal in the Software without restriction, including *
  7. * without limitation the rights to use, copy, modify, merge, publish, *
  8. * distribute, distribute with modifications, sublicense, and/or sell *
  9. * copies of the Software, and to permit persons to whom the Software is *
  10. * furnished to do so, subject to the following conditions: *
  11. * *
  12. * The above copyright notice and this permission notice shall be included *
  13. * in all copies or substantial portions of the Software. *
  14. * *
  15. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
  16. * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
  17. * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
  18. * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
  19. * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
  20. * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
  21. * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
  22. * *
  23. * Except as contained in this notice, the name(s) of the above copyright *
  24. * holders shall not be used in advertising or otherwise to promote the *
  25. * sale, use or other dealings in this Software without prior written *
  26. * authorization. *
  27. ****************************************************************************/
  28. /****************************************************************************
  29. * Author: Juergen Pfeifer <[email protected]> 1995,1997 *
  30. ****************************************************************************/
  31. #if defined(__hpux)
  32. #define _XOPEN_SOURCE_EXTENDED
  33. #endif
  34. #include "form.priv.h"
  35. #if defined(__hpux)
  36. #undef _XOPEN_SOURCE_EXTENDED
  37. #endif
  38. MODULE_ID("$Id$")
  39. /*----------------------------------------------------------------------------
  40. Field-Attribute manipulation routines
  41. --------------------------------------------------------------------------*/
  42. /* "Template" macro to generate a function to set a fields attribute */
  43. #define GEN_FIELD_ATTR_SET_FCT( name ) \
  44. int set_field_ ## name (FIELD * field, chtype attr)\
  45. {\
  46. int res = E_BAD_ARGUMENT;\
  47. if ( attr==A_NORMAL || ((attr & A_ATTRIBUTES)==attr) )\
  48. {\
  49. Normalize_Field( field );\
  50. if ((field -> name) != attr)\
  51. {\
  52. field -> name = attr;\
  53. res = _nc_Synchronize_Attributes( field );\
  54. }\
  55. else\
  56. res = E_OK;\
  57. }\
  58. RETURN(res);\
  59. }
  60. /* "Template" macro to generate a function to get a fields attribute */
  61. #define GEN_FIELD_ATTR_GET_FCT( name ) \
  62. chtype field_ ## name (const FIELD * field)\
  63. {\
  64. return ( A_ATTRIBUTES & (Normalize_Field( field ) -> name) );\
  65. }
  66. /*---------------------------------------------------------------------------
  67. | Facility : libnform
  68. | Function : int set_field_fore(FIELD *field, chtype attr)
  69. |
  70. | Description : Sets the foreground of the field used to display the
  71. | field contents.
  72. |
  73. | Return Values : E_OK - success
  74. | E_BAD_ARGUMENT - invalid attributes
  75. | E_SYSTEM_ERROR - system error
  76. +--------------------------------------------------------------------------*/
  77. GEN_FIELD_ATTR_SET_FCT( fore )
  78. /*---------------------------------------------------------------------------
  79. | Facility : libnform
  80. | Function : chtype field_fore(const FIELD *)
  81. |
  82. | Description : Retrieve fields foreground attribute
  83. |
  84. | Return Values : The foreground attribute
  85. +--------------------------------------------------------------------------*/
  86. GEN_FIELD_ATTR_GET_FCT( fore )
  87. /*---------------------------------------------------------------------------
  88. | Facility : libnform
  89. | Function : int set_field_back(FIELD *field, chtype attr)
  90. |
  91. | Description : Sets the background of the field used to display the
  92. | fields extend.
  93. |
  94. | Return Values : E_OK - success
  95. | E_BAD_ARGUMENT - invalid attributes
  96. | E_SYSTEM_ERROR - system error
  97. +--------------------------------------------------------------------------*/
  98. GEN_FIELD_ATTR_SET_FCT( back )
  99. /*---------------------------------------------------------------------------
  100. | Facility : libnform
  101. | Function : chtype field_back(const
  102. |
  103. | Description : Retrieve fields background attribute
  104. |
  105. | Return Values : The background attribute
  106. +--------------------------------------------------------------------------*/
  107. GEN_FIELD_ATTR_GET_FCT( back )
  108. /* fld_attr.c ends here */