fix: forward focus_in/_out events to all mainview widgets

As on_focus_change does not save really often the icon showing the save state
may still be very usefull.

README.md

@@ -8,13 +8,14 @@ and is my daily driver for almost everything.
 
 # Features
 
-- **Lightning Fast** TUI with ≤6ms frame times, **low latency** input handling
-  and smooth **animated scrolling**
+- **Lightning Fast** TUI with ≤6ms frame times, **low latency** input
+  handling and smooth **animated scrolling**
 - Intuitive UI with **tabs**, **scrollbars** and **palettes** with full
   **mouse** support for all UI elements
 - Support for more than **70 programming languages**, **zero
   configuration** needed, via **tree-sitter** powered syntax highlighting
-- **Language Server Protocol** pre configured support for most language servers
+- **Language Server Protocol** pre configured support for most language
+  servers
 - Powerful **multi-cursor** editing and integrated **clipboard history**
 - Powerful configurable keybinding system that supports **modal** and
   **non-modal** editing styles
@@ -27,26 +28,29 @@ and is my daily driver for almost everything.
 - Hybrid rope/piece-table buffer system, edit **very large files** with
   **thousands of cursors**
 - Infinite **undo** (at least until you run out of ram)
-- Full **unicode** support, including support for the kitty text sizing protocol
+- Full **unicode** support, including support for the kitty text sizing
+  protocol
 - Plenty of **themes** included and support for vscode themes via the
   flow-themes project
-- Runs on **Linux, FreeBSD, MacOS, Windows and Android** (under termux) with
-  easy **cross-compilation** to all supported targets
+- Runs on **Linux, FreeBSD, MacOS, Windows and Android** (under termux)
+  with easy **cross-compilation** to all supported targets
 
 
 # Requirements
 
 - A modern terminal with **24bit color** and, ideally, **kitty keyboard
-  protocol** support. **Kitty**, **Foot** and **Ghostty** are the recommended
-  terminals at this time. **Zellij** also works well. Most other terminals will
-  work, but likely with reduced functionality.
-- **NerdFont** support. Either via terminal font fallback or a patched font.
+  protocol** support. **Kitty**, **Foot** and **Ghostty** are the
+  recommended terminals at this time. **Zellij** also works well. Most
+  other terminals will work, but likely with reduced functionality.
+- **NerdFont** support. Either via terminal font fallback or a patched
+  font.
 - A **UTF-8** locale
 
 
 # Roadmap
 
-See our [devlog](https://flow-control.dev/devlog/2025/) for on-going updates from the development team.
+See our [devlog](https://flow-control.dev/devlog/2025/) for on-going
+updates from the development team.
 
 ## In Development
 
@@ -63,8 +67,8 @@ See our [devlog](https://flow-control.dev/devlog/2025/) for on-going updates fro
 
 # Download / Install
 
-There is an [installation guide](https://flow-control.dev/installation) on the
-main website, and source, release and nightly build binary
+There is an [installation guide](https://flow-control.dev/installation) on
+the main website, and source, release and nightly build binary
 [downloads](https://flow-control.dev/downloads).
 
 Or check your favorite local system package repository.
@@ -82,9 +86,9 @@ Flow builds with zig 0.15.2 at this time. Build with:
 zig build -Doptimize=ReleaseSafe
 ```
 
-Zig will by default build a binary optimized for your specific CPU. If you get
-illegal instruction errors add `-Dcpu=baseline` to the build command to produce
-a binary with generic CPU support.
+Zig will by default build a binary optimized for your specific CPU. If you
+get illegal instruction errors add `-Dcpu=baseline` to the build command to
+produce a binary with generic CPU support.
 
 
 Thanks to Zig you may also cross-compile from any host to pretty much any
@@ -105,8 +109,8 @@ The output binary is:
 zig-out/bin/flow
 ```
 
-It is statically built (by default) and contains all the required tree-sitter parsers
-and queries. No additional runtime files are required.
+It is statically built (by default) and contains all the required
+tree-sitter parsers and queries. No additional runtime files are required.
 
 
 # Running Flow Control
@@ -125,8 +129,9 @@ Or if you prefer, let zig install it in your home directory:
 zig build -Doptimize=ReleaseSafe --prefix ~/.local
 ```
 
-Flow Control is a single statically linked binary. No further runtime files are
-required. You may install it on another system by simply copying the binary.
+Flow Control is a single statically linked binary. No further runtime files
+are required. You may install it on another system by simply copying the
+binary.
 
 ```shell
 scp zig-out/bin/flow root@otherhost:/usr/local/bin
@@ -138,8 +143,9 @@ Files to load may be specifed on the command line:
 flow fileA.zig fileB.zig
 ```
 
-The last file will be opened and the previous files will be placed in reverse
-order at the top of the recent files list. Switch to recent files with Ctrl-e.
+The last file will be opened and the previous files will be placed in
+reverse order at the top of the recent files list. Switch to recent files
+with Ctrl-e.
 
 Common target line specifiers are supported too:
 
@@ -171,13 +177,13 @@ See `flow --help` for the full list of command line options.
 A basic user manual is available inside flow. You can open it with the
 `Open help` command (F1).
 
-It is also available in the website [documentation](https://flow-control.dev/docs/)
-section.
+It is also available in the website
+[documentation](https://flow-control.dev/docs/) section.
 
 ## Development Resources
 
-Additional [developer](https://flow-control.dev/docs/#resources) resources can
-be found on the Flow Control website at.
+Additional [developer](https://flow-control.dev/docs/#resources) resources
+can be found on the Flow Control website at.
 
 There is also an AI generated developer guide at
 [![Ask DeepWiki](https://deepwiki.com/badge.svg)](https://deepwiki.com/neurocyte/flow).
@@ -186,23 +192,23 @@ Accuracy may vary. Check details against the referenced source code.
 
 # Configuration
 
-Configuration is mostly dynamically maintained with various commands in the UI.
-It is stored under the standard user configuration path. Usually
-`~/.config/flow` on Linux. %APPDATA%\Roaming\flow on Windows. Somewhere magical
-on MacOS.
+Configuration is mostly dynamically maintained with various commands in the
+UI. It is stored under the standard user configuration path. Usually
+`~/.config/flow` on Linux. %APPDATA%\Roaming\flow on Windows. Somewhere
+magical on MacOS.
 
-There are commands to open the various configuration files, so you don't have to
-manually find them. Look for commands starting with `Edit` in the command
-palette.
+There are commands to open the various configuration files, so you don't
+have to manually find them. Look for commands starting with `Edit` in the
+command palette.
 
-File types may be configured with the `Edit file type configuration` command.
-You can also create a new file type by adding a new `.conf` file to the
-`file_type` directory. Have a look at an existing file type to see what options
-are available.
+File types may be configured with the `Edit file type configuration`
+command. You can also create a new file type by adding a new `.conf` file
+to the `file_type` directory. Have a look at an existing file type to see
+what options are available.
 
-Logs, traces and per-project most recently used file lists are stored in the
-standard user application state directory. Usually `~/.local/state/flow` on
-Linux and %APPDATA%\Roaming\flow on Windows.
+Logs, traces and per-project most recently used file lists are stored in
+the standard user application state directory. Usually
+`~/.local/state/flow` on Linux and %APPDATA%\Roaming\flow on Windows.
 
 
 # Key bindings and commands
@@ -213,16 +219,16 @@ Press `ctrl+shift+p` or `alt+x` to show the command palette.
 Press `ctrl+F2` to see a full list of all current keybindings and commands.
 
 Run the `Edit keybindings` command to save the current keybinding mode to a
-file and open it for editing. Save your customized keybinds under a new name
-in the same directory to create an entirely new keybinding mode. Keybinding
-changes will take effect on restart.
+file and open it for editing. Save your customized keybinds under a new
+name in the same directory to create an entirely new keybinding mode.
+Keybinding changes will take effect on restart.
 
 
 # Terminal configuration
 
-Kitty, Ghostty and most other terminals have default keybindings that conflict
-with common editor commands. I highly recommend rebinding them to keys that are
-not generally used anywhere else.
+Kitty, Ghostty and most other terminals have default keybindings that
+conflict with common editor commands. I highly recommend rebinding them to
+keys that are not generally used anywhere else.
 
 For Kitty rebinding `kitty_mod` is usually enough:
 ```

src/buffer/reflow.zig

@@ -1,10 +1,15 @@
 pub fn reflow(allocator: std.mem.Allocator, text: []const u8, width: usize) error{ OutOfMemory, WriteFailed }![]u8 {
-    const prefix = detect_prefix(text);
-    const words = try split_words(allocator, text, prefix.len);
+    const len = text.len;
+    const trailing_ln: bool = (len > 0 and text[len - 1] == '\n');
+    const input = if (trailing_ln) text[0 .. len - 1] else text;
+    const prefix = detect_prefix(input);
+    const words = try split_words(allocator, input, prefix.len);
     defer allocator.free(words);
     var output: std.Io.Writer.Allocating = .init(allocator);
     const writer = &output.writer;
 
+    std.log.info("reflow @{d}", .{width});
+
     var first = true;
     var line_len: usize = 0;
     for (words) |word| {
@@ -16,30 +21,35 @@ pub fn reflow(allocator: std.mem.Allocator, text: []const u8, width: usize) erro
             .begin => {
                 if (first) {
                     try writer.writeAll(prefix.first);
+                    line_len += prefix.first.len;
                     first = false;
                 } else {
                     try writer.writeAll(prefix.continuation);
+                    line_len += prefix.continuation.len;
                     var pad = prefix.first.len - prefix.continuation.len;
-                    while (pad > 0) : (pad -= 1)
+                    while (pad > 0) : (pad -= 1) {
                         try writer.writeByte(' ');
+                        line_len += 1;
+                    }
                 }
-                line_len += prefix.len;
                 continue :blk .words;
             },
             .words => {
-                if (line_len > prefix.len and line_len + word.len + 1 >= width - 1) {
-                    try writer.writeByte('\n');
-                    line_len = 0;
-                    continue :blk .begin;
-                }
-                if (line_len > prefix.len)
+                if (line_len > prefix.len) {
+                    if (line_len + word.len + 1 >= width) {
+                        try writer.writeByte('\n');
+                        line_len = 0;
+                        continue :blk .begin;
+                    }
                     try writer.writeByte(' ');
+                    line_len += 1;
+                }
                 try writer.writeAll(word);
                 line_len += word.len;
             },
         }
     }
-
+    if (trailing_ln) try writer.writeByte('\n');
     return output.toOwnedSlice();
 }
 
@@ -61,10 +71,10 @@ fn detect_prefix(text: []const u8) Prefix {
     const line1 = lines.next() orelse return .{};
     var prefix: []const u8 = line1;
     var count: usize = 0;
-    while (lines.next()) |line| {
+    while (lines.next()) |line| if (line.len > 0) {
         prefix = lcp(prefix, line);
         count += 1;
-    }
+    };
     if (count < 1) return .{
         .len = 0,
         .first = &.{},

src/config.zig

@@ -33,6 +33,7 @@ follow_cursor_on_buffer_switch: bool = false, //scroll cursor into view on buffe
 default_cursor: CursorShape = .default,
 modes_can_change_cursor: bool = true,
 enable_auto_save: bool = false,
+auto_save_mode: AutoSaveMode = .on_focus_change,
 limit_auto_save_file_types: ?[]const []const u8 = null, // null means *all*
 enable_prefix_keyhints: bool = true,
 enable_auto_find: bool = true,
@@ -45,7 +46,7 @@ auto_run_commands: ?[]const []const u8 = &.{"save_session_quiet"}, // a list of
 indent_size: usize = 4,
 tab_width: usize = 8,
 indent_mode: IndentMode = .auto,
-reflow_width: usize = 80,
+reflow_width: usize = 76,
 
 top_bar: []const u8 = "tabs",
 bottom_bar: []const u8 = "mode file log selection diagnostics keybind branch linenumber clock spacer",
@@ -149,6 +150,12 @@ pub const WhitespaceMode = enum {
     none,
 };
 
+pub const AutoSaveMode = enum {
+    on_input_idle,
+    on_focus_change,
+    on_document_change,
+};
+
 pub const CursorShape = enum {
     default,
     block_blink,

src/tui/editor.zig

@@ -649,7 +649,7 @@ pub const Editor = struct {
         self.highlight_references_pending.deinit(self.allocator);
         self.handlers.deinit();
         self.logger.deinit();
-        if (self.buffer) |p| self.buffer_manager.retire(p, meta.written());
+        if (self.buffer) |p| self.retire_buffer(p, meta.written());
     }
 
     pub fn need_render(_: *Self) void {
@@ -697,7 +697,6 @@ pub const Editor = struct {
             defer frame.deinit();
             break :blk try self.buffer_manager.open_file(file_path);
         };
-        if (tui.config().enable_auto_save) buffer.enable_auto_save();
         return self.open_buffer(file_path, buffer, null);
     }
 
@@ -713,7 +712,7 @@ pub const Editor = struct {
     fn open_buffer(self: *Self, file_path: []const u8, new_buf: *Buffer, file_type_: ?[]const u8) !void {
         const frame = tracy.initZone(@src(), .{ .name = "open_buffer" });
         defer frame.deinit();
-        errdefer self.buffer_manager.retire(new_buf, null);
+        errdefer self.retire_buffer(new_buf, null);
         self.cancel_all_selections();
         self.get_primary().reset();
         self.file_path = try self.allocator.dupe(u8, file_path);
@@ -755,8 +754,6 @@ pub const Editor = struct {
             self.checked_formatter = false;
             self.formatter = null;
 
-            self.maybe_enable_auto_save();
-
             const syn = blk: {
                 const frame_ = tracy.initZone(@src(), .{ .name = "create" });
                 defer frame_.deinit();
@@ -793,7 +790,6 @@ pub const Editor = struct {
             buffer.file_type_icon = fti;
             buffer.file_type_color = ftc;
         }
-        const auto_save = if (self.buffer) |b| b.is_auto_save() and !b.is_ephemeral() else false;
 
         if (buffer_meta) |meta| {
             const frame_ = tracy.initZone(@src(), .{ .name = "extract_state" });
@@ -801,24 +797,29 @@ pub const Editor = struct {
             var iter = meta;
             try self.extract_state(&iter, .none);
         }
+
+        const auto_save = if (self.buffer) |b|
+            self.maybe_enable_buffer_auto_save(b)
+        else
+            false;
+
         try self.send_editor_open(file_path, new_buf.file_exists, ftn, fti, ftc, auto_save);
     }
 
-    fn maybe_enable_auto_save(self: *Self) void {
-        const buffer = self.buffer orelse return;
-        if (self.restored_state) return;
-        buffer.disable_auto_save();
-        if (!tui.config().enable_auto_save) return;
-        const self_file_type = self.file_type orelse return;
+    fn maybe_enable_buffer_auto_save(self: *Self, buffer: *Buffer) bool {
+        if (self.restored_state) return false;
+        if (!tui.config().enable_auto_save) return false;
+        const self_file_type = self.file_type orelse return false;
 
         enable: {
             const file_types = tui.config().limit_auto_save_file_types orelse break :enable;
             for (file_types) |file_type|
                 if (std.mem.eql(u8, file_type, self_file_type.name))
                     break :enable;
-            return;
+            return false;
         }
         buffer.enable_auto_save();
+        return !buffer.is_ephemeral();
     }
 
     fn detect_indent_mode(self: *Self, content: []const u8) void {
@@ -853,11 +854,16 @@ pub const Editor = struct {
     }
     pub const set_editor_tab_width_meta: Meta = .{ .arguments = &.{.integer} };
 
+    fn retire_buffer(self: *const Self, buffer: *Buffer, meta: ?[]const u8) void {
+        self.buffer_manager.retire(buffer, meta);
+        auto_save_buffer(buffer, .on_focus_change);
+    }
+
     fn close(self: *Self) !void {
         var meta: std.Io.Writer.Allocating = .init(self.allocator);
         defer meta.deinit();
         self.write_state(&meta.writer) catch {};
-        if (self.buffer) |b_mut| self.buffer_manager.retire(b_mut, meta.written());
+        if (self.buffer) |b_mut| self.retire_buffer(b_mut, meta.written());
         self.cancel_all_selections();
         self.buffer = null;
         self.plane.erase();
@@ -2020,10 +2026,11 @@ pub const Editor = struct {
 
     fn send_editor_update(self: *const Self, old_root: ?Buffer.Root, new_root: ?Buffer.Root, eol_mode: Buffer.EolMode) !void {
         _ = try self.handlers.msg(.{ "E", "update" });
-        if (self.buffer) |buffer| if (self.syntax) |_| if (self.file_path) |file_path| if (old_root != null and new_root != null)
-            project_manager.did_change(file_path, buffer.lsp_version, try text_from_root(new_root, eol_mode), try text_from_root(old_root, eol_mode), eol_mode) catch {};
-        if (self.buffer) |b| if (b.is_auto_save() and !b.is_ephemeral())
-            tp.self_pid().send(.{ "cmd", "save_file", .{} }) catch {};
+        if (self.buffer) |buffer| {
+            if (self.syntax) |_| if (self.file_path) |file_path| if (old_root != null and new_root != null)
+                project_manager.did_change(file_path, buffer.lsp_version, try text_from_root(new_root, eol_mode), try text_from_root(old_root, eol_mode), eol_mode) catch {};
+            auto_save_buffer(buffer, .on_document_change);
+        }
     }
 
     pub fn vcs_content_update(self: *const Self) !void {
@@ -5547,7 +5554,10 @@ pub const Editor = struct {
             buffer.disable_auto_save();
         self.send_editor_auto_save(buffer.is_auto_save()) catch {};
         if (buffer.is_auto_save())
-            tp.self_pid().send(.{ "cmd", "save_file", .{} }) catch {};
+            std.log.info("enabled auto save {t}", .{tui.config().auto_save_mode})
+        else
+            std.log.info("disabled auto save", .{});
+        auto_save_buffer(buffer, .on_document_change);
     }
     pub const toggle_auto_save_meta: Meta = .{ .description = "Toggle auto save" };
 
@@ -7135,6 +7145,7 @@ pub const EditorWidget = struct {
         if (self.focused) self.commands.unregister();
         self.focused = false;
         command.executeName("enter_mode_default", .{}) catch {};
+        if (self.editor.buffer) |b| auto_save_buffer(b, .on_focus_change);
     }
 
     pub fn update(self: *Self) void {
@@ -7213,6 +7224,7 @@ pub const EditorWidget = struct {
                     }
                 },
             };
+            if (self.editor.buffer) |b| auto_save_buffer(b, .on_input_idle);
             return false;
         } else if (try m.match(.{ "whitespace_mode", tp.extract(&whitespace_mode) })) {
             self.editor.render_whitespace = whitespace_mode;
@@ -7428,3 +7440,24 @@ fn ViewMap(T: type, default: T) type {
         }
     };
 }
+
+pub fn auto_save_buffer(b: *Buffer, comptime event: @import("config").AutoSaveMode) void {
+    const auto_save = switch (tui.config().auto_save_mode) {
+        .on_input_idle => comptime switch (event) {
+            .on_input_idle, .on_focus_change => true,
+            .on_document_change => false,
+        },
+        .on_document_change => comptime switch (event) {
+            .on_document_change => true,
+            .on_input_idle, .on_focus_change => false,
+        },
+        .on_focus_change => comptime switch (event) {
+            .on_focus_change => true,
+            .on_input_idle, .on_document_change => false,
+        },
+    };
+    if (auto_save and b.is_auto_save() and !b.is_ephemeral() and b.is_dirty()) {
+        tp.self_pid().send(.{ "cmd", "save_buffer", .{ b.get_file_path(), "auto_save" } }) catch {};
+        std.log.debug("auto save {t} {s}", .{ event, b.get_file_path() });
+    }
+}

src/tui/mainview.zig

@@ -188,10 +188,18 @@ pub fn receive(self: *Self, from_: tp.pid_ref, m: tp.message) error{Exit}!bool {
     } else if (try m.match(.{ "navigate_complete", tp.extract(&path), tp.extract(&goto_args), tp.null_, tp.null_ })) {
         cmds.navigate_complete(self, null, path, goto_args, null, null, null) catch |e| return tp.exit_error(e, @errorReturnTrace());
         return true;
+    } else if (try m.match(.{"focus_out"})) {
+        self.process_focus_out() catch |e| return tp.exit_error(e, @errorReturnTrace());
     }
     return if (try self.floating_views.send(from_, m)) true else self.widgets.send(from_, m);
 }
 
+fn process_focus_out(self: *Self) error{OutOfMemory}!void {
+    const buffers = try self.buffer_manager.list_unordered(self.allocator);
+    defer self.allocator.free(buffers);
+    for (buffers) |b| ed.auto_save_buffer(b, .on_focus_change);
+}
+
 pub fn update(self: *Self) void {
     self.widgets.update();
     self.floating_views.update();
@@ -769,8 +777,11 @@ const cmds = struct {
     pub const create_new_file_meta: Meta = .{ .description = "New file" };
 
     pub fn save_buffer(self: *Self, ctx: Ctx) Result {
+        var auto_save: bool = false;
         var file_path: []const u8 = undefined;
-        if (!(ctx.args.match(.{tp.extract(&file_path)}) catch false))
+        if (ctx.args.match(.{ tp.extract(&file_path), "auto_save" }) catch false) {
+            auto_save = true;
+        } else if (!(ctx.args.match(.{tp.extract(&file_path)}) catch false))
             return error.InvalidSaveBufferArgument;
 
         const buffer = self.buffer_manager.get_buffer_for_file(file_path) orelse return;
@@ -786,7 +797,10 @@ const cmds = struct {
         const logger = log.logger("buffer");
         defer logger.deinit();
         if (buffer.is_ephemeral()) return logger.print_err("save", "ephemeral buffer, use save as", .{});
-        if (!buffer.is_dirty()) return logger.print("no changes to save", .{});
+        if (!buffer.is_dirty()) {
+            if (!auto_save) logger.print("no changes to save", .{});
+            return;
+        }
         try buffer.store_to_file_and_clean(file_path);
     }
     pub const save_buffer_meta: Meta = .{ .arguments = &.{.string} };

src/tui/status/filestate.zig

@@ -83,6 +83,10 @@ pub fn layout(_: *Self, _: *ButtonType) Widget.Layout {
 }
 
 pub fn render(self: *Self, btn: *ButtonType, theme: *const Widget.Theme) bool {
+    const auto_save = if (self.auto_save) switch (tui.config().auto_save_mode) {
+        .on_input_idle, .on_document_change => true,
+        .on_focus_change => false,
+    } else false;
     const style_base = theme.statusbar;
     const style_label = if (btn.active) theme.editor_cursor else style_base;
     btn.plane.set_base_style(theme.editor);
@@ -99,9 +103,9 @@ pub fn render(self: *Self, btn: *ButtonType, theme: *const Widget.Theme) bool {
     if (tui.mini_mode()) |_|
         render_mini_mode(&btn.plane, theme)
     else if (self.detailed)
-        self.render_detailed(&btn.plane, theme)
+        self.render_detailed(&btn.plane, theme, auto_save)
     else
-        self.render_normal(&btn.plane, theme);
+        self.render_normal(&btn.plane, theme, auto_save);
     self.render_terminal_title();
     return false;
 }
@@ -135,19 +139,19 @@ fn render_mini_mode(plane: *Plane, theme: *const Widget.Theme) void {
 // 󱣪 Content save check
 // 󱑛 Content save cog
 // 󰆔 Content save all
-fn render_normal(self: *Self, plane: *Plane, theme: *const Widget.Theme) void {
+fn render_normal(self: *Self, plane: *Plane, theme: *const Widget.Theme, auto_save: bool) void {
     plane.on_styles(styles.italic);
     _ = plane.putstr(" ") catch {};
     if (self.file_icon.len > 0 and tui.config().show_fileicons) {
         self.render_file_icon(plane, theme);
         _ = plane.print(" ", .{}) catch {};
     }
-    _ = plane.putstr(if (!self.file_exists) "󰽂 " else if (self.auto_save) "󱑛 " else if (self.file_dirty) "󰆓 " else "") catch {};
+    _ = plane.putstr(if (!self.file_exists) "󰽂 " else if (auto_save) "󱑛 " else if (self.file_dirty) "󰆓 " else "") catch {};
     _ = plane.print("{s}", .{self.name}) catch {};
     return;
 }
 
-fn render_detailed(self: *Self, plane: *Plane, theme: *const Widget.Theme) void {
+fn render_detailed(self: *Self, plane: *Plane, theme: *const Widget.Theme, auto_save: bool) void {
     plane.on_styles(styles.italic);
     _ = plane.putstr(" ") catch {};
     if (self.file_icon.len > 0 and tui.config().show_fileicons) {
@@ -167,7 +171,7 @@ fn render_detailed(self: *Self, plane: *Plane, theme: *const Widget.Theme) void
             .tabs => "[⭾ = ␉]",
         };
 
-        _ = plane.putstr(if (!self.file_exists) "󰽂" else if (self.auto_save) "󱑛" else if (self.file_dirty) "󰆓" else "󱣪") catch {};
+        _ = plane.putstr(if (!self.file_exists) "󰽂" else if (auto_save) "󱑛" else if (self.file_dirty) "󰆓" else "󱣪") catch {};
         _ = plane.print(" {s}:{d}:{d}", .{ self.name, self.line + 1, self.column + 1 }) catch {};
         _ = plane.print(" of {d} lines", .{self.lines}) catch {};
         if (self.file_type.len > 0)

src/tui/status/tabs.zig

@@ -902,7 +902,10 @@ const Tab = struct {
         const buffer_manager = tui.get_buffer_manager() orelse @panic("tabs no buffer manager");
         const buffer_ = buffer_manager.buffer_from_ref(self.buffer_ref);
         const is_dirty = if (buffer_) |buffer| buffer.is_dirty() else false;
-        const auto_save = if (buffer_) |buffer| buffer.is_auto_save() else false;
+        const auto_save = if (buffer_) |buffer| if (buffer.is_auto_save()) switch (tui.config().auto_save_mode) {
+            .on_input_idle, .on_document_change => true,
+            .on_focus_change => false,
+        } else false else false;
         self.render_padding(plane, .left);
         if (self.tab_style.file_type_icon) if (buffer_) |buffer| if (buffer.file_type_icon) |icon| {
             const color_: ?u24 = if (buffer.file_type_color) |color| if (!(color == 0xFFFFFF or color == 0x000000 or color == 0x000001)) color else null else null;

src/tui/tui.zig

@@ -499,12 +499,6 @@ fn receive_safe(self: *Self, from: tp.pid_ref, m: tp.message) !void {
     if (try m.match(.{"mouse_leave"}))
         return;
 
-    if (try m.match(.{"focus_in"}))
-        return;
-
-    if (try m.match(.{"focus_out"}))
-        return;
-
     if (try m.match(.{ "K", tp.more }))
         return;
 
@@ -514,6 +508,12 @@ fn receive_safe(self: *Self, from: tp.pid_ref, m: tp.message) !void {
     if (try self.send_widgets(from, m))
         return;
 
+    if (try m.match(.{"focus_in"}))
+        return;
+
+    if (try m.match(.{"focus_out"}))
+        return;
+
     if (try m.match(.{ "exit", tp.more })) {
         if (try m.match(.{ tp.string, "normal" }) or
             try m.match(.{ tp.string, "timeout_error", 125, "Operation aborted." }) or