129 lines
6.0 KiB
C
129 lines
6.0 KiB
C
/****************************************************************************
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* Copyright (c) 1998,2000 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/****************************************************************************
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* Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 *
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****************************************************************************/
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#include "mf_common.h"
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#include "form.h"
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/* form status values */
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#define _OVLMODE (0x04) /* Form is in overlay mode */
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#define _WINDOW_MODIFIED (0x10) /* Current field window has been modified */
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#define _FCHECK_REQUIRED (0x20) /* Current field needs validation */
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/* field status values */
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#define _CHANGED (0x01) /* Field has been changed */
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#define _NEWTOP (0x02) /* Vertical scrolling occured */
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#define _NEWPAGE (0x04) /* field begins new page of form */
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#define _MAY_GROW (0x08) /* dynamic field may still grow */
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/* fieldtype status values */
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#define _LINKED_TYPE (0x01) /* Type is a linked type */
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#define _HAS_ARGS (0x02) /* Type has arguments */
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#define _HAS_CHOICE (0x04) /* Type has choice methods */
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#define _RESIDENT (0x08) /* Type is builtin */
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/* This are the field options required to be a selectable field in field
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navigation requests */
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#define O_SELECTABLE (O_ACTIVE | O_VISIBLE)
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/* If form is NULL replace form argument by default-form */
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#define Normalize_Form(form) ((form)=(form)?(form):_nc_Default_Form)
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/* If field is NULL replace field argument by default-field */
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#define Normalize_Field(field) ((field)=(field)?(field):_nc_Default_Field)
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/* Retrieve forms window */
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#define Get_Form_Window(form) \
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((form)->sub?(form)->sub:((form)->win?(form)->win:stdscr))
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/* Calculate the size for a single buffer for this field */
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#define Buffer_Length(field) ((field)->drows * (field)->dcols)
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/* Calculate the total size of all buffers for this field */
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#define Total_Buffer_Size(field) \
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( (Buffer_Length(field) + 1) * (1+(field)->nbuf) )
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/* Logic to determine whether or not a field is single lined */
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#define Single_Line_Field(field) \
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(((field)->rows + (field)->nrow) == 1)
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/* Logic to determine whether or not a field is selectable */
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#define Field_Is_Selectable(f) (((f)->opts & O_SELECTABLE)==O_SELECTABLE)
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#define Field_Is_Not_Selectable(f) (((f)->opts & O_SELECTABLE)!=O_SELECTABLE)
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typedef struct typearg {
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struct typearg *left;
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struct typearg *right;
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} TypeArgument;
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/* This is a dummy request code (normally invalid) to be used internally
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with the form_driver() routine to position to the first active field
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on the form
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*/
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#define FIRST_ACTIVE_MAGIC (-291056)
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#define ALL_FORM_OPTS ( \
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O_NL_OVERLOAD |\
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O_BS_OVERLOAD )
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#define ALL_FIELD_OPTS ( \
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O_VISIBLE |\
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O_ACTIVE |\
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O_PUBLIC |\
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O_EDIT |\
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O_WRAP |\
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O_BLANK |\
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O_AUTOSKIP|\
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O_NULLOK |\
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O_PASSOK |\
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O_STATIC )
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#define C_BLANK ' '
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#define is_blank(c) ((c)==C_BLANK)
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extern NCURSES_EXPORT_VAR(const FIELDTYPE *) _nc_Default_FieldType;
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extern NCURSES_EXPORT(TypeArgument *) _nc_Make_Argument (const FIELDTYPE*,va_list*,int*);
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extern NCURSES_EXPORT(TypeArgument *) _nc_Copy_Argument (const FIELDTYPE*,const TypeArgument*, int*);
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extern NCURSES_EXPORT(void) _nc_Free_Argument (const FIELDTYPE*,TypeArgument*);
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extern NCURSES_EXPORT(bool) _nc_Copy_Type (FIELD*, FIELD const *);
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extern NCURSES_EXPORT(void) _nc_Free_Type (FIELD *);
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extern NCURSES_EXPORT(int) _nc_Synchronize_Attributes (FIELD*);
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extern NCURSES_EXPORT(int) _nc_Synchronize_Options (FIELD*,Field_Options);
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extern NCURSES_EXPORT(int) _nc_Set_Form_Page (FORM*,int,FIELD*);
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extern NCURSES_EXPORT(int) _nc_Refresh_Current_Field (FORM*);
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extern NCURSES_EXPORT(FIELD *) _nc_First_Active_Field (FORM*);
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extern NCURSES_EXPORT(bool) _nc_Internal_Validation (FORM*);
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extern NCURSES_EXPORT(int) _nc_Set_Current_Field (FORM*,FIELD*);
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extern NCURSES_EXPORT(int) _nc_Position_Form_Cursor (FORM*);
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