Add sort by option to config for new tabs

i18n/en/cosmic_files.ftl

@@ -64,6 +64,10 @@ settings-tab = Tab
 settings-show-hidden = Show hidden files
 icon-size-list = Icon size (list)
 icon-size-grid = Icon size (grid)
+sorting-name = Sort by
+direction = Direction
+ascending = Ascending
+descending = Descending
 
 ### Appearance
 appearance = Appearance

src/app.rs

@@ -36,7 +36,7 @@ use crate::{
     menu, mime_app,
     operation::Operation,
     spawn_detached::spawn_detached,
-    tab::{self, ItemMetadata, Location, Tab},
+    tab::{self, HeadingOptions, ItemMetadata, Location, Tab},
 };
 
 #[derive(Clone, Debug)]
@@ -228,6 +228,7 @@ pub struct App {
     config_handler: Option<cosmic_config::Config>,
     config: Config,
     app_themes: Vec<String>,
+    sort_by_names: Vec<String>,
     context_page: ContextPage,
     dialog_pages: VecDeque<DialogPage>,
     dialog_text_input: widget::Id,
@@ -523,6 +524,28 @@ impl App {
                             .step(25u16),
                         )
                 })
+                .add({
+                    let tab_config = self.config.tab;
+                    let sort_by_selected = tab_config.sort_name as _;
+
+                    widget::settings::item::builder(fl!("sorting-name"))
+                        .description(format!("{}", tab_config.sort_name))
+                        .control(widget::dropdown(
+                            &self.sort_by_names,
+                            Some(sort_by_selected),
+                            move |index| {
+                                Message::TabConfig(TabConfig {
+                                    sort_name: match index {
+                                        0 => HeadingOptions::Name,
+                                        1 => HeadingOptions::Modified,
+                                        2 => HeadingOptions::Size,
+                                        _ => HeadingOptions::Name,
+                                    },
+                                    ..tab_config
+                                })
+                            },
+                        ))
+                })
                 .into(),
             widget::settings::view_section(fl!("settings-tab"))
                 .add({
@@ -611,6 +634,7 @@ impl Application for App {
             config_handler: flags.config_handler,
             config: flags.config,
             app_themes,
+            sort_by_names: HeadingOptions::names(),
             context_page: ContextPage::Settings,
             dialog_pages: VecDeque::new(),
             dialog_text_input: widget::Id::unique(),

src/tab.rs

@@ -27,6 +27,7 @@ use std::{
     cell::Cell,
     cmp::Ordering,
     collections::HashMap,
+    fmt,
     fs::{self, Metadata},
     path::PathBuf,
     time::{Duration, Instant},
@@ -620,11 +621,31 @@ pub enum View {
 }
 #[derive(Clone, Copy, Debug, Hash, PartialEq, PartialOrd, Ord, Eq, Deserialize, Serialize)]
 pub enum HeadingOptions {
-    Name,
+    Name = 0,
     Modified,
     Size,
 }
 
+impl fmt::Display for HeadingOptions {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            HeadingOptions::Name => write!(f, "{}", fl!("name")),
+            HeadingOptions::Modified => write!(f, "{}", fl!("modified")),
+            HeadingOptions::Size => write!(f, "{}", fl!("size")),
+        }
+    }
+}
+
+impl HeadingOptions {
+    pub fn names() -> Vec<String> {
+        vec![
+            HeadingOptions::Name.to_string(),
+            HeadingOptions::Modified.to_string(),
+            HeadingOptions::Size.to_string(),
+        ]
+    }
+}
+
 #[derive(Clone, Debug)]
 pub struct Tab {
     //TODO: make more items private