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| author | Jeff Zhao <jeff.no.zhao@gmail.com> | 2021-10-02 08:21:43 -0400 |
|---|---|---|
| committer | Jeff Zhao <jeff.no.zhao@gmail.com> | 2021-10-02 08:21:43 -0400 |
| commit | 4a22c9a36c2895b3937daa23568b4f1cef599ed9 (patch) | |
| tree | 9e919560125b3e9a654238bc01c47bdb3d64c065 /src/ui | |
| parent | fdbedc755be268884e111c357c8156561cd10f3d (diff) | |
add basic support for command history
- move worker processing into input.rs
- change readline to read_and_execute
Diffstat (limited to 'src/ui')
| -rw-r--r-- | src/ui/views/tui_textfield.rs | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/src/ui/views/tui_textfield.rs b/src/ui/views/tui_textfield.rs index c86b49f..348c0f4 100644 --- a/src/ui/views/tui_textfield.rs +++ b/src/ui/views/tui_textfield.rs @@ -86,6 +86,8 @@ impl<'a> TuiTextField<'a> { let terminal = backend.terminal_mut(); let _ = terminal.show_cursor(); + let mut curr_history_index = context.commandline_context_ref().history_ref().len(); + loop { terminal .draw(|frame| { @@ -186,8 +188,40 @@ impl<'a> TuiTextField<'a> { line_buffer.move_end(); completion_tracker.take(); } - Key::Up => {} - Key::Down => {} + Key::Up => { + curr_history_index = if curr_history_index > 0 { + curr_history_index - 1 + } else { + 0 + }; + line_buffer.move_home(); + line_buffer.kill_line(); + if let Some(s) = context + .commandline_context_ref() + .history_ref() + .get(curr_history_index) + { + line_buffer.insert_str(0, s); + } + } + Key::Down => { + curr_history_index = if curr_history_index + < context.commandline_context_ref().history_ref().len() + { + curr_history_index + 1 + } else { + curr_history_index + }; + line_buffer.move_home(); + line_buffer.kill_line(); + if let Some(s) = context + .commandline_context_ref() + .history_ref() + .get(curr_history_index) + { + line_buffer.insert_str(0, s); + } + } Key::Esc => { let _ = terminal.hide_cursor(); return None; |