notcurses/doc/man/man3/notcurses_multiselector.3.md
2020-05-17 09:01:53 -04:00

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% notcurses_multiselector(3)
% nick black <nickblack@linux.com>
% v1.4.2.3
# NAME
notcurses_multiselector - high level widget for selecting from a set
# SYNOPSIS
**#include <notcurses/notcurses.h>**
```c
struct ncinput;
struct ncplane;
struct notcurses;
struct ncmultiselector;
struct ncmselector_item {
char* option;
char* desc;
bool selected;
};
typedef struct ncmultiselector_options {
char* title; // title may be NULL, inhibiting riser
char* secondary; // secondary may be NULL
char* footer; // footer may be NULL
struct ncmselector_item* items; // initial items, statuses
unsigned itemcount; // number of initial items
// default item (selected at start)
unsigned defidx;
// maximum number of options to display at once
unsigned maxdisplay;
// exhaustive styling options
uint64_t opchannels; // option channels
uint64_t descchannels; // description channels
uint64_t titlechannels;// title channels
uint64_t footchannels; // secondary and footer channels
uint64_t boxchannels; // border channels
uint64_t bgchannels; // background channels for body
unsigned flags; // bitfield over NCMULTISELECTOR_OPTIONS_*
} ncmultiselector_options;
```
**struct ncmultiselector* ncmultiselector_create(struct ncplane* n, int y, int x, const ncmultiselector_options* opts);**
**int ncmultiselector_selected(bool* selected, unsigned n);**
**struct ncplane* ncmultiselector_plane(struct ncmultiselector* n);**
**bool ncmultiselector_offer_input(struct ncmultiselector* n, const struct ncinput* nc);**
**void ncmultiselector_destroy(struct ncmultiselector* n, char** item);**
# DESCRIPTION
# NOTES
Currently, the **ncplane** **n** provided to **ncmultiselector_create** must
not be **NULL**, though the **ncmultiselector** will always get its own plane,
and this plane will not (currently) be bound to **n**.
# RETURN VALUES
# SEE ALSO
**notcurses(3)**,
**notcurses_input(3)**,
**notcurses_plane(3)**
**notcurses_selector(3)**