From 1674b0476c4a857322877f765bc8489c0d61d01b Mon Sep 17 00:00:00 2001
From: Tim Boudreau <tim@timboudreau.com>
Date: Thu, 30 May 2024 14:22:34 -0400
Subject: [PATCH] Ability for a view to resign from active state (#481)

Fixes #470 - "No way to resign `active`"
---
 src/id.rs            | 4 ++++
 src/update.rs        | 1 +
 src/window_handle.rs | 5 +++++
 3 files changed, 10 insertions(+)

diff --git a/src/id.rs b/src/id.rs
index 2724ee37..626bd055 100644
--- a/src/id.rs
+++ b/src/id.rs
@@ -300,6 +300,10 @@ impl ViewId {
         self.add_update_message(UpdateMessage::Active(*self));
     }
 
+    pub fn clear_active(&self) {
+        self.add_update_message(UpdateMessage::ClearActive(*self));
+    }
+
     pub fn inspect(&self) {
         self.add_update_message(UpdateMessage::Inspect);
     }
diff --git a/src/update.rs b/src/update.rs
index 24b548ee..f9ce3c67 100644
--- a/src/update.rs
+++ b/src/update.rs
@@ -36,6 +36,7 @@ pub(crate) enum UpdateMessage {
     Focus(ViewId),
     ClearFocus(ViewId),
     Active(ViewId),
+    ClearActive(ViewId),
     WindowScale(f64),
     Disabled {
         id: ViewId,
diff --git a/src/window_handle.rs b/src/window_handle.rs
index f2a37e9d..1a894cc5 100644
--- a/src/window_handle.rs
+++ b/src/window_handle.rs
@@ -771,6 +771,11 @@ impl WindowHandle {
                             id.request_style_recursive();
                         }
                     }
+                    UpdateMessage::ClearActive(id) => {
+                        if Some(id) == cx.app_state.active {
+                            cx.app_state.active = None;
+                        }
+                    }
                     UpdateMessage::ScrollTo { id, rect } => {
                         self.id
                             .view()