WinForms Example - Add Hide Scrollbars menu item

- Use DevTools to hide scrollbars

Author: amaitland

CefSharp.WinForms.Example/BrowserForm.Designer.cs

@@ -642,5 +642,12 @@ private void JavascriptBindingStressTestToolStripMenuItemClick(object sender, Ev
                 };
             }
         }
+
+        private void HideScrollbarsToolStripMenuItemClick(object sender, EventArgs e)
+        {
+            var control = GetCurrentTabControl();
+
+            _ = control?.HideScrollbarsAsync();
+        }
     }
 }

CefSharp.WinForms.Example/BrowserForm.cs

@@ -489,7 +489,14 @@ private void LoadUrl(string url)
 
         }
 
-        public async void CopySourceToClipBoardAsync()
+        public async Task HideScrollbarsAsync()
+        {
+            var devTools = Browser.GetDevToolsClient();
+
+            await devTools.Emulation.SetScrollbarsHiddenAsync(true);
+        }
+
+        public async Task CopySourceToClipBoardAsync()
         {
             var htmlSource = await Browser.GetSourceAsync();