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Implement "Goto next buffer / Goto previous buffer" commands

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ath3 2021-11-01 20:52:47 +01:00 committed by Blaž Hrastnik
parent e2560f427e
commit 78c68fae91
3 changed files with 33 additions and 0 deletions
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2
book/src/keymap.md
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@ -161,6 +161,8 @@ Jumps to various locations.
| `r` | Go to references | `goto_reference` |
| `i` | Go to implementation | `goto_implementation` |
| `a` | Go to the last accessed/alternate file | `goto_last_accessed_file` |
| `n` | Go to next buffer | `goto_next_buffer` |
| `p` | Go to previous buffer | `goto_previous_buffer` |
#### Match mode

29
helix-term/src/commands.rs
View file

@ -262,6 +262,8 @@ impl Command {
goto_prev_diag, "Goto previous diagnostic",
goto_line_start, "Goto line start",
goto_line_end, "Goto line end",
goto_next_buffer, "Goto next buffer",
goto_previous_buffer, "Goto previous buffer",
// TODO: different description ?
goto_line_end_newline, "Goto line end",
goto_first_nonwhitespace, "Goto first non-blank in line",
@ -519,6 +521,33 @@ fn goto_line_start(cx: &mut Context) {
)
}
fn goto_next_buffer(cx: &mut Context) {
goto_buffer(cx, Direction::Forward);
}
fn goto_previous_buffer(cx: &mut Context) {
goto_buffer(cx, Direction::Backward);
}
fn goto_buffer(cx: &mut Context, direction: Direction) {
let buf_cur = current!(cx.editor).1.id();
if let Some(pos) = cx.editor.documents.iter().position(|(id, _)| id == buf_cur) {
let goto_id = if direction == Direction::Forward {
if pos < cx.editor.documents.iter().count() - 1 {
cx.editor.documents.iter().nth(pos + 1).unwrap().0
} else {
cx.editor.documents.iter().next().unwrap().0
}
} else if pos > 0 {
cx.editor.documents.iter().nth(pos - 1).unwrap().0
} else {
cx.editor.documents.iter().last().unwrap().0
};
cx.editor.switch(goto_id, Action::Replace);
}
}
fn extend_to_line_start(cx: &mut Context) {
let (view, doc) = current!(cx.editor);
goto_line_start_impl(view, doc, Movement::Extend)

2
helix-term/src/keymap.rs
View file

@ -453,6 +453,8 @@ impl Default for Keymaps {
"m" => goto_window_middle,
"b" => goto_window_bottom,
"a" => goto_last_accessed_file,
"n" => goto_next_buffer,
"p" => goto_previous_buffer,
},
":" => command_mode,