From a76ca768131ad78eff0dd7edd190ac58edf1ba6c Mon Sep 17 00:00:00 2001
From: SiriusXT <1160925501@qq.com>
Date: Fri, 9 May 2025 22:31:16 +0800
Subject: [PATCH] Only expand/collapse the left pane of the focused window.

---
 .../src/widgets/buttons/left_pane_toggle.ts       | 15 ++++++++++-----
 .../src/widgets/containers/left_pane_container.ts |  2 +-
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/apps/client/src/widgets/buttons/left_pane_toggle.ts b/apps/client/src/widgets/buttons/left_pane_toggle.ts
index f8869ad13..88528add5 100644
--- a/apps/client/src/widgets/buttons/left_pane_toggle.ts
+++ b/apps/client/src/widgets/buttons/left_pane_toggle.ts
@@ -5,10 +5,13 @@ import { t } from "../../services/i18n.js";
 import type { EventData } from "../../components/app_context.js";
 
 export default class LeftPaneToggleWidget extends CommandButtonWidget {
+    private currentLeftPaneVisible: boolean;
 
     constructor(isHorizontalLayout: boolean) {
         super();
 
+        this.currentLeftPaneVisible = options.is("leftPaneVisible");
+
         this.class(isHorizontalLayout ? "toggle-button" : "launcher-button");
 
         this.settings.icon = () => {
@@ -21,7 +24,7 @@ export default class LeftPaneToggleWidget extends CommandButtonWidget {
 
         this.settings.title = () => (options.is("leftPaneVisible") ? t("left_pane_toggle.hide_panel") : t("left_pane_toggle.show_panel"));
 
-        this.settings.command = () => (options.is("leftPaneVisible") ? "hideLeftPane" : "showLeftPane");
+        this.settings.command = () => (this.currentLeftPaneVisible ? "hideLeftPane" : "showLeftPane");
 
         if (isHorizontalLayout) {
             this.settings.titlePlacement = "bottom";
@@ -29,13 +32,15 @@ export default class LeftPaneToggleWidget extends CommandButtonWidget {
     }
 
     refreshIcon() {
-        super.refreshIcon();
-
-        splitService.setupLeftPaneResizer(options.is("leftPaneVisible"));
+        if (document.hasFocus() || this.currentLeftPaneVisible === true) {
+            super.refreshIcon();
+            splitService.setupLeftPaneResizer(this.currentLeftPaneVisible);
+        }
     }
 
     entitiesReloadedEvent({ loadResults }: EventData<"entitiesReloaded">) {
-        if (loadResults.isOptionReloaded("leftPaneVisible")) {
+        if (loadResults.isOptionReloaded("leftPaneVisible") && document.hasFocus()) {
+            this.currentLeftPaneVisible = options.is("leftPaneVisible");
             this.refreshIcon();
         }
     }
diff --git a/apps/client/src/widgets/containers/left_pane_container.ts b/apps/client/src/widgets/containers/left_pane_container.ts
index 21d4b280e..2b8221553 100644
--- a/apps/client/src/widgets/containers/left_pane_container.ts
+++ b/apps/client/src/widgets/containers/left_pane_container.ts
@@ -17,7 +17,7 @@ export default class LeftPaneContainer extends FlexContainer<Component> {
     }
 
     entitiesReloadedEvent({ loadResults }: EventData<"entitiesReloaded">) {
-        if (loadResults.isOptionReloaded("leftPaneVisible")) {
+        if (loadResults.isOptionReloaded("leftPaneVisible") && document.hasFocus()) {
             const visible = this.isEnabled();
             this.toggleInt(visible);