From c1200ac5bde5a78b12aa504f91a9291ac559705d Mon Sep 17 00:00:00 2001
From: CJ van den Berg <cj@vdbonline.com>
Date: Tue, 6 Jan 2026 19:22:24 +0100
Subject: [PATCH] refactor: make Widget.get method const

---
 src/tui/Widget.zig      | 10 +++++-----
 src/tui/WidgetList.zig  |  2 +-
 src/tui/mainview.zig    |  6 +++---
 src/tui/status/tabs.zig |  2 +-
 src/tui/tui.zig         |  5 ++---
 5 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/src/tui/Widget.zig b/src/tui/Widget.zig
index 3e209ce..89a0aef 100644
--- a/src/tui/Widget.zig
+++ b/src/tui/Widget.zig
@@ -51,7 +51,7 @@ pub const VTable = struct {
     layout: *const fn (ctx: *anyopaque) Layout,
     subscribe: *const fn (ctx: *anyopaque, h: EventHandler) error{NotSupported}!void,
     unsubscribe: *const fn (ctx: *anyopaque, h: EventHandler) error{NotSupported}!void,
-    get: *const fn (ctx: *anyopaque, name_: []const u8) ?*Self,
+    get: *const fn (ctx: *const anyopaque, name_: []const u8) ?*const Self,
     walk: *const fn (ctx: *anyopaque, walk_ctx: *anyopaque, f: WalkFn, self_widget: *Self) bool,
     focus: *const fn (ctx: *anyopaque) void,
     unfocus: *const fn (ctx: *anyopaque) void,
@@ -134,8 +134,8 @@ pub fn to(pimpl: anytype) Self {
                 }
             }.unsubscribe,
             .get = struct {
-                pub fn get(ctx: *anyopaque, name_: []const u8) ?*Self {
-                    return if (comptime @hasDecl(child, "get")) child.get(@as(*child, @ptrCast(@alignCast(ctx))), name_) else null;
+                pub fn get(ctx: *const anyopaque, name_: []const u8) ?*const Self {
+                    return if (comptime @hasDecl(child, "get")) child.get(@as(*const child, @ptrCast(@alignCast(ctx))), name_) else null;
                 }
             }.get,
             .walk = struct {
@@ -222,7 +222,7 @@ pub fn unsubscribe(self: Self, h: EventHandler) !void {
     return self.vtable.unsubscribe(self.ptr, h);
 }
 
-pub fn get(self: *Self, name_: []const u8) ?*Self {
+pub fn get(self: *const Self, name_: []const u8) ?*const Self {
     var buf: [256]u8 = undefined;
     return if (std.mem.eql(u8, self.plane.name(&buf), name_))
         self
@@ -297,7 +297,7 @@ pub fn empty(allocator: Allocator, parent: Plane, layout_: Layout) !Self {
                 }
             }.unsubscribe,
             .get = struct {
-                pub fn get(_: *anyopaque, _: []const u8) ?*Self {
+                pub fn get(_: *const anyopaque, _: []const u8) ?*const Self {
                     return null;
                 }
             }.get,
diff --git a/src/tui/WidgetList.zig b/src/tui/WidgetList.zig
index ba62123..91c38aa 100644
--- a/src/tui/WidgetList.zig
+++ b/src/tui/WidgetList.zig
@@ -115,7 +115,7 @@ pub fn addP(self: *Self, w_: Widget) !*Widget {
     return &w.widget;
 }
 
-pub fn get(self: *Self, name_: []const u8) ?*Widget {
+pub fn get(self: *const Self, name_: []const u8) ?*const Widget {
     for (self.widgets.items) |*w|
         if (w.widget.get(name_)) |p|
             return p;
diff --git a/src/tui/mainview.zig b/src/tui/mainview.zig
index af1ff90..9e16fb8 100644
--- a/src/tui/mainview.zig
+++ b/src/tui/mainview.zig
@@ -1634,9 +1634,9 @@ fn add_and_activate_view(self: *Self, widget: Widget) !void {
     if (self.views.get_at(self.active_view)) |view| view.focus();
 }
 
-pub fn find_view_for_widget(self: *Self, w_: *Widget) ?usize {
+pub fn find_view_for_widget(self: *Self, w_: *const Widget) ?usize {
     const Ctx = struct {
-        w: *Widget,
+        w: *const Widget,
         fn find(ctx_: *anyopaque, w: *Widget) bool {
             const ctx = @as(*@This(), @ptrCast(@alignCast(ctx_)));
             return ctx.w == w;
@@ -1648,7 +1648,7 @@ pub fn find_view_for_widget(self: *Self, w_: *Widget) ?usize {
     return null;
 }
 
-pub fn focus_view_by_widget(self: *Self, w: *Widget) tui.FocusAction {
+pub fn focus_view_by_widget(self: *Self, w: *const Widget) tui.FocusAction {
     const n = self.find_view_for_widget(w) orelse return .notfound;
     if (n >= self.views.widgets.items.len) return .notfound;
     if (n == self.active_view) return .same;
diff --git a/src/tui/status/tabs.zig b/src/tui/status/tabs.zig
index f17fcff..5a77307 100644
--- a/src/tui/status/tabs.zig
+++ b/src/tui/status/tabs.zig
@@ -217,7 +217,7 @@ pub const TabBar = struct {
         self.plane = self.widget_list.plane;
     }
 
-    pub fn get(self: *Self, name: []const u8) ?*Widget {
+    pub fn get(self: *const Self, name: []const u8) ?*const Widget {
         return self.widget_list_widget.get(name);
     }
 
diff --git a/src/tui/tui.zig b/src/tui/tui.zig
index c09bc00..c58df9b 100644
--- a/src/tui/tui.zig
+++ b/src/tui/tui.zig
@@ -788,9 +788,8 @@ fn is_live_widget_ptr(self: *Self, w_: *Widget) bool {
 
 pub const FocusAction = enum { same, changed, notfound };
 
-pub fn set_focus_by_widget(w: *Widget) FocusAction {
-    const self = current();
-    const mv = self.mainview_ orelse return .notfound;
+pub fn set_focus_by_widget(w: *const Widget) FocusAction {
+    const mv = mainview() orelse return .notfound;
     return mv.focus_view_by_widget(w);
 }