libnotcurses_sys/widgets/reader/mod.rs
1//! `NcReader` widget.
2
3// functions already exported by bindgen : 11
4// ------------------------------------------
5// ncreader_clear
6// ncreader_contents
7// ncreader_create
8// ncreader_destroy
9// ncreader_move_down
10// ncreader_move_left
11// ncreader_move_right
12// ncreader_move_up
13// ncreader_offer_input
14// ncreader_plane
15// ncreader_write_egc
16
17use crate::c_api::ffi;
18
19mod methods;
20
21/// Provides a freeform input in a (possibly multiline) region
22///
23/// Supports optional readline keybindings (opt out using
24/// `NCREADER_OPTION_NOCMDKEYS` flag)
25///
26/// Takes ownership of its [`NcPlane`][crate::NcPlane], destroying it on any
27/// error (otherwise [`destroy`][NcReader#method.destroy] destroys the plane).
28///
29/// `type in C: ncreader (struct)`
30pub type NcReader = ffi::ncreader;
31
32/// Options struct for [`NcReader`]
33///
34/// `type in C: ncreader_options (struct)`
35pub type NcReaderOptions = ffi::ncreader_options;
36
37impl NcReaderOptions {
38 /// Makes the terminal cursor visible across the lifetime of the ncreader, and
39 /// have the ncreader manage the cursor's placement.
40 pub const CURSOR: u32 = c_api::NCREADER_OPTION_CURSOR;
41
42 /// Enables horizontal scrolling. Virtual lines can then grow arbitrarily long.
43 pub const HORSCROLL: u32 = c_api::NCREADER_OPTION_HORSCROLL;
44
45 /// Disables all editing shortcuts. By default, emacs-style keys are available.
46 pub const NOCMDKEYS: u32 = c_api::NCREADER_OPTION_NOCMDKEYS;
47
48 /// Enables vertical scrolling. You can then use arbitrarily many virtual lines.
49 pub const VERSCROLL: u32 = c_api::NCREADER_OPTION_VERSCROLL;
50}
51
52pub(crate) mod c_api {
53 use super::ffi;
54
55 /// Makes the terminal cursor visible across the lifetime of the ncreader, and
56 /// have the ncreader manage the cursor's placement.
57 pub const NCREADER_OPTION_CURSOR: u32 = ffi::NCREADER_OPTION_CURSOR;
58
59 /// Enables horizontal scrolling. Virtual lines can then grow arbitrarily long.
60 pub const NCREADER_OPTION_HORSCROLL: u32 = ffi::NCREADER_OPTION_HORSCROLL;
61
62 /// Disables all editing shortcuts. By default, emacs-style keys are available.
63 pub const NCREADER_OPTION_NOCMDKEYS: u32 = ffi::NCREADER_OPTION_NOCMDKEYS;
64
65 /// Enables vertical scrolling. You can then use arbitrarily many virtual lines.
66 pub const NCREADER_OPTION_VERSCROLL: u32 = ffi::NCREADER_OPTION_VERSCROLL;
67}