fix: make titlebar workspace toggle clickable and add floating expand button

src/renderer/js/workspace-manager.js

@@ -87,6 +87,15 @@ export class WorkspaceManager {
     this.initEventListeners();
     this.renderSidebar();
 
+    const toggleBtn = document.getElementById('btn-toggle-sidebar');
+    if (toggleBtn) {
+      toggleBtn.classList.toggle('active', !this.isCollapsed);
+    }
+    const appBody = document.querySelector('.app-body');
+    if (appBody && this.isCollapsed) {
+      appBody.classList.add('sidebar-collapsed');
+    }
+
     // 订阅标签页状态变更，以便实时刷新侧边栏标签列表
     this.tabManager.onTabListChange = () => {
       this.renderSidebar();
@@ -135,14 +144,22 @@ export class WorkspaceManager {
 
   initEventListeners() {
     // 侧边栏折叠/展开按钮
-    document.getElementById('btn-toggle-sidebar')?.addEventListener('click', () => {
+    document.getElementById('btn-toggle-sidebar')?.addEventListener('click', (e) => {
+      e.stopPropagation();
       this.toggleSidebar();
     });
 
-    document.getElementById('btn-collapse-sidebar')?.addEventListener('click', () => {
+    document.getElementById('btn-collapse-sidebar')?.addEventListener('click', (e) => {
+      e.stopPropagation();
       this.setCollapsed(true);
     });
 
+    // 浮动快捷呼出按钮
+    document.getElementById('sidebar-floating-toggle')?.addEventListener('click', (e) => {
+      e.stopPropagation();
+      this.setCollapsed(false);
+    });
+
     // 新建工作区按钮
     document.getElementById('btn-add-workspace')?.addEventListener('click', () => {
       this.openCreateModal();
@@ -181,6 +198,14 @@ export class WorkspaceManager {
     if (this.sidebar) {
       this.sidebar.classList.toggle('collapsed', collapsed);
     }
+    const appBody = document.querySelector('.app-body');
+    if (appBody) {
+      appBody.classList.toggle('sidebar-collapsed', collapsed);
+    }
+    const toggleBtn = document.getElementById('btn-toggle-sidebar');
+    if (toggleBtn) {
+      toggleBtn.classList.toggle('active', !collapsed);
+    }
     this.saveWorkspaces();
 
     // 触发当前终端自适应尺寸