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-rw-r--r--helix-view/src/prompt.rs126
1 files changed, 0 insertions, 126 deletions
diff --git a/helix-view/src/prompt.rs b/helix-view/src/prompt.rs
deleted file mode 100644
index e2a9c80d..00000000
--- a/helix-view/src/prompt.rs
+++ /dev/null
@@ -1,126 +0,0 @@
-use crate::Editor;
-use crossterm::event::{KeyCode, KeyEvent, KeyModifiers};
-use std::string::String;
-
-pub struct Prompt {
- pub prompt: String,
- pub line: String,
- pub cursor: usize,
- pub completion: Vec<String>,
- pub should_close: bool,
- pub completion_selection_index: Option<usize>,
- completion_fn: Box<dyn FnMut(&str) -> Vec<String>>,
- callback_fn: Box<dyn FnMut(&mut Editor, &str)>,
-}
-
-impl Prompt {
- pub fn new(
- prompt: String,
- mut completion_fn: impl FnMut(&str) -> Vec<String> + 'static,
- callback_fn: impl FnMut(&mut Editor, &str) + 'static,
- ) -> Prompt {
- Prompt {
- prompt,
- line: String::new(),
- cursor: 0,
- completion: completion_fn(""),
- should_close: false,
- completion_selection_index: None,
- completion_fn: Box::new(completion_fn),
- callback_fn: Box::new(callback_fn),
- }
- }
-
- pub fn insert_char(&mut self, c: char) {
- self.line.insert(self.cursor, c);
- self.cursor += 1;
- self.completion = (self.completion_fn)(&self.line);
- self.exit_selection();
- }
-
- pub fn move_char_left(&mut self) {
- if self.cursor > 0 {
- self.cursor -= 1;
- }
- }
-
- pub fn move_char_right(&mut self) {
- if self.cursor < self.line.len() {
- self.cursor += 1;
- }
- }
-
- pub fn move_start(&mut self) {
- self.cursor = 0;
- }
-
- pub fn move_end(&mut self) {
- self.cursor = self.line.len();
- }
-
- pub fn delete_char_backwards(&mut self) {
- if self.cursor > 0 {
- self.line.remove(self.cursor - 1);
- self.cursor -= 1;
- self.completion = (self.completion_fn)(&self.line);
- }
- self.exit_selection();
- }
-
- pub fn change_completion_selection(&mut self) {
- if self.completion.is_empty() {
- return;
- }
- let index =
- self.completion_selection_index.map(|i| i + 1).unwrap_or(0) % self.completion.len();
- self.completion_selection_index = Some(index);
- self.line = self.completion[index].clone();
- }
- pub fn exit_selection(&mut self) {
- self.completion_selection_index = None;
- }
-
- pub fn handle_input(&mut self, key_event: KeyEvent, editor: &mut Editor) {
- match key_event {
- KeyEvent {
- code: KeyCode::Char(c),
- modifiers: KeyModifiers::NONE,
- } => self.insert_char(c),
- KeyEvent {
- code: KeyCode::Esc, ..
- } => self.should_close = true,
- KeyEvent {
- code: KeyCode::Right,
- ..
- } => self.move_char_right(),
- KeyEvent {
- code: KeyCode::Left,
- ..
- } => self.move_char_left(),
- KeyEvent {
- code: KeyCode::Char('e'),
- modifiers: KeyModifiers::CONTROL,
- } => self.move_end(),
- KeyEvent {
- code: KeyCode::Char('a'),
- modifiers: KeyModifiers::CONTROL,
- } => self.move_start(),
- KeyEvent {
- code: KeyCode::Backspace,
- modifiers: KeyModifiers::NONE,
- } => self.delete_char_backwards(),
- KeyEvent {
- code: KeyCode::Enter,
- ..
- } => (self.callback_fn)(editor, &self.line),
- KeyEvent {
- code: KeyCode::Tab, ..
- } => self.change_completion_selection(),
- KeyEvent {
- code: KeyCode::Char('q'),
- modifiers: KeyModifiers::CONTROL,
- } => self.exit_selection(),
- _ => (),
- }
- }
-}