freebsd-skq/gnu/lib/libdialog/ui_objects.h
1995-05-30 05:05:38 +00:00

114 lines
3.6 KiB
C

/*
* Author: Marc van Kempen
* Desc: include file for UI-objects
*
* Copyright (c) 1995, Marc van Kempen
*
* All rights reserved.
*
* This software may be used, modified, copied, distributed, and
* sold, in both source and binary form provided that the above
* copyright and these terms are retained, verbatim, as the first
* lines of this file. Under no circumstances is the author
* responsible for the proper functioning of this software, nor does
* the author assume any responsibility for damages incurred with
* its use.
*
*/
#include "dialog.h"
#include <ncurses.h>
/***********************************************************************
*
* Defines
*
***********************************************************************/
#define ctrl(a) ((a) - 'a' + 1)
/* the Object types */
#define STRINGOBJ 1
#define LISTOBJ 2
#define BUTTONOBJ 3
/* the return signals from the selection routines */
/* 1000 and higher should avoid conflicts with keys pressed */
#define SEL_CR 1001 /* return was pressed */
#define SEL_ESC 1002 /* ESC pressed */
#define SEL_TAB 1003 /* TAB pressed */
#define SEL_BACKTAB 1004 /* SHIFT-TAB pressed */
#define SEL_BUTTON 1005 /* a button was pressed */
/***********************************************************************
*
* Typedefs
*
***********************************************************************/
typedef struct {
WINDOW *win; /* the window it's contained in */
char *title; /* the prompt for the input field */
char *s; /* initial value of the input field */
int x, y, w, len; /* the (y, x) position of the upperleft */
/* corner and the width <w> of the display */
/* and length <len> of the field */
} StringObj;
typedef struct {
WINDOW *win; /* the windows it's contained in */
char *title; /* the title of the list */
char **name; /* the names of the list */
int *seld; /* the currently selected names */
char *elt; /* the current element in the list list[sel] */
int x, y, w, h, n; /* dimensions of list and # of elements (n) */
int scroll, sel; /* current position in the list */
} ListObj;
typedef struct {
WINDOW *win; /* the window it's contained in */
char *title; /* title for the button */
int x, y, w, h; /* its dimensions */
int *pushed; /* boolean that determines wether button was pushed */
} ButtonObj;
typedef struct ComposeObj {
int objtype;
void *obj;
struct ComposeObj *next, *prev;
} ComposeObj;
/**********************************************************************
*
* Prototypes
*
**********************************************************************/
void RefreshStringObj(StringObj *so);
StringObj *NewStringObj(WINDOW *win, char *title, char *s,
int y, int x, int w, int len);
int SelectStringObj(StringObj *so);
void DelStringObj(StringObj *so);
void RefreshListObj(ListObj *lo);
ListObj *NewListObj(WINDOW *win, char *title, char **list,
char *listelt, int y, int x, int h, int w, int n);
void UpdateListObj(ListObj *lo, char **list, int n);
int SelectListObj(ListObj *lo);
void DelListObj(ListObj *obj);
void MarkCurrentListObj(ListObj *lo);
void MarkAllListObj(ListObj *lo);
void UnMarkAllListObj(ListObj *lo);
void RefreshButtonObj(ButtonObj *bo);
ButtonObj *NewButtonObj(WINDOW *win, char *title, int *pushed,
int y, int x);
int SelectButtonObj(ButtonObj *bo);
void DelButtonObj(ButtonObj *bo);
void AddObj(ComposeObj **Obj, int objtype, void *obj);
void FreeObj(ComposeObj *Obj);
int ReadObj(ComposeObj *Obj);
int PollObj(ComposeObj **Obj);
void DelObj(ComposeObj *Obj);