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Add a Markdown navigation pane #935

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Add a Markdown navigation pane #935

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15 changes: 15 additions & 0 deletions crates/edit/src/bin/edit/draw_menubar.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ use edit::input::{kbmod, vk};
use edit::tui::*;
use stdext::arena_format;

use crate::draw_navigation::document_is_markdown;
use crate::localization::*;
use crate::settings::Settings;
use crate::state::*;
Expand Down Expand Up @@ -123,13 +124,27 @@ fn draw_menu_edit(ctx: &mut Context, state: &mut State) {

fn draw_menu_view(ctx: &mut Context, state: &mut State) {
if let Some(doc) = state.documents.active() {
let markdown_path = doc.path.clone().filter(|_| document_is_markdown(doc));
let mut tb = doc.buffer.borrow_mut();
let word_wrap = tb.is_word_wrap_enabled();

// All values on the statusbar are currently document specific.
if ctx.menubar_menu_button(loc(LocId::ViewFocusStatusbar), 'S', vk::NULL) {
state.wants_statusbar_focus = true;
}
// EN: Keep Navigation second in View, but disable it unless the active file is Markdown.
// 中文：「導覽視窗」固定為檢視選單第二項，非 Markdown 文件時僅反灰停用。
if let Some(markdown_path) = markdown_path {
if ctx.menubar_menu_button(loc(LocId::ViewNavigation), 'N', vk::NULL) {
if state.navigation_path.as_ref() != Some(&markdown_path) {
state.navigation_collapsed.clear();
state.navigation_path = Some(markdown_path);
}
state.wants_navigation = true;
}
} else {
ctx.menubar_menu_button_disabled(loc(LocId::ViewNavigation), 'N', vk::NULL);
}
if ctx.menubar_menu_button(loc(LocId::ViewGoToFile), 'F', kbmod::CTRL | vk::P) {
state.wants_go_to_file = true;
}
Expand Down
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