1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
//! View mode action handlers.
//!
//! This module contains handlers for view-related actions like compose mode toggling.
use super::Editor;
use crate::state::ViewMode;
use rust_i18n::t;
impl Editor {
/// Toggle between Compose and Source view modes.
pub fn handle_toggle_compose_mode(&mut self) {
let default_wrap = self.config.editor.line_wrap;
let default_line_numbers = self.config.editor.line_numbers;
let active_split = self.split_manager.active_split();
let mut view_mode = {
if let Some(vs) = self.split_view_states.get(&active_split) {
vs.view_mode.clone()
} else {
self.active_state().view_mode.clone()
}
};
view_mode = match view_mode {
ViewMode::Compose => ViewMode::Source,
_ => ViewMode::Compose,
};
// Update split view state
let current_line_numbers = self.active_state().margins.show_line_numbers;
if let Some(vs) = self.split_view_states.get_mut(&active_split) {
vs.view_mode = view_mode.clone();
// In Compose mode, disable builtin line wrap - the plugin handles
// wrapping by inserting Break tokens in the view transform pipeline.
// In Source mode, respect the user's default_wrap preference.
vs.viewport.line_wrap_enabled = match view_mode {
ViewMode::Compose => false,
ViewMode::Source => default_wrap,
};
match view_mode {
ViewMode::Compose => {
vs.compose_prev_line_numbers = Some(current_line_numbers);
self.active_state_mut().margins.set_line_numbers(false);
}
ViewMode::Source => {
// Clear compose width to remove margins
vs.compose_width = None;
vs.view_transform = None;
let restore = vs
.compose_prev_line_numbers
.take()
.unwrap_or(default_line_numbers);
self.active_state_mut().margins.set_line_numbers(restore);
}
}
}
// Keep buffer-level view mode for status/use
{
let state = self.active_state_mut();
state.view_mode = view_mode.clone();
// Note: viewport.line_wrap_enabled is now handled in SplitViewState above
// Clear compose state when switching to Source mode
if matches!(view_mode, ViewMode::Source) {
state.compose_width = None;
state.view_transform = None;
}
}
let mode_label = match view_mode {
ViewMode::Compose => t!("view.compose").to_string(),
ViewMode::Source => "Source".to_string(),
};
self.set_status_message(t!("view.mode", mode = mode_label).to_string());
}
}