Implement tab width config

Cargo.lock

@@ -897,7 +897,7 @@ dependencies = [
 [[package]]
 name = "cosmic-text"
 version = "0.10.0"
-source = "git+https://github.com/pop-os/cosmic-text?branch=vi-editor#8024cbe504fbe3b73df4222b2a9d64e7d32d5c6d"
+source = "git+https://github.com/pop-os/cosmic-text?branch=vi-editor#1207fd6d804b76b52137a368a58b27150eb865b8"
 dependencies = [
  "cosmic_undo_2",
  "fontdb 0.16.0",

src/config.rs

@@ -146,6 +146,7 @@ pub struct Config {
     pub font_size: u16,
     pub syntax_theme_dark: String,
     pub syntax_theme_light: String,
+    pub tab_width: u16,
     pub vim_bindings: bool,
     pub word_wrap: bool,
     pub keybinds: HashMap<KeyBind, Action>,
@@ -159,6 +160,7 @@ impl Default for Config {
             font_size: 14,
             syntax_theme_dark: "gruvbox-dark".to_string(),
             syntax_theme_light: "gruvbox-light".to_string(),
+            tab_width: 4,
             vim_bindings: false,
             word_wrap: false,
             keybinds: KeyBind::load(),

src/main.rs

@@ -133,6 +133,7 @@ pub enum Message {
     TabActivate(segmented_button::Entity),
     TabChanged(segmented_button::Entity),
     TabClose(segmented_button::Entity),
+    TabWidth(u16),
     Todo,
     ToggleContextPage(ContextPage),
     ToggleWordWrap,
@@ -827,6 +828,10 @@ impl Application for App {
 
                 return self.update_tab();
             }
+            Message::TabWidth(tab_width) => {
+                self.config.tab_width = tab_width;
+                return self.save_config();
+            }
             Message::Todo => {
                 log::warn!("TODO");
             }

src/menu.rs

@@ -92,6 +92,14 @@ pub fn menu_bar<'a>(config: &Config) -> Element<'a, Message> {
         )
     };
 
+    let menu_tab_width = |tab_width: u16| {
+        menu_checkbox(
+            fl!("tab-width", tab_width = tab_width),
+            config.tab_width == tab_width,
+            Message::TabWidth(tab_width),
+        )
+    };
+
     MenuBar::new(vec![
         MenuTree::with_children(
             menu_root(fl!("file")),
@@ -154,10 +162,14 @@ pub fn menu_bar<'a>(config: &Config) -> Element<'a, Message> {
                     vec![
                         menu_item(fl!("automatic-indentation"), Message::Todo),
                         MenuTree::new(horizontal_rule(1)),
-                        menu_item(fl!("tab-width", tab_width = 1), Message::Todo),
+                        menu_tab_width(1),
-                        menu_item(fl!("tab-width", tab_width = 2), Message::Todo),
+                        menu_tab_width(2),
-                        menu_item(fl!("tab-width", tab_width = 4), Message::Todo),
+                        menu_tab_width(3),
-                        menu_item(fl!("tab-width", tab_width = 8), Message::Todo),
+                        menu_tab_width(4),
+                        menu_tab_width(5),
+                        menu_tab_width(6),
+                        menu_tab_width(7),
+                        menu_tab_width(8),
                         MenuTree::new(horizontal_rule(1)),
                         menu_item(fl!("convert-indentation-to-spaces"), Message::Todo),
                         menu_item(fl!("convert-indentation-to-tabs"), Message::Todo),

src/tab.rs

@@ -44,6 +44,7 @@ impl Tab {
         let mut font_system = FONT_SYSTEM.lock().unwrap();
         let mut editor = editor.borrow_with(&mut font_system);
         editor.set_passthrough(!config.vim_bindings);
+        editor.set_tab_width(config.tab_width);
         editor.buffer_mut().set_wrap(if config.word_wrap {
             Wrap::Word
         } else {