feature: disable mouse event when building windows on Linux, closes #5913

.changes/linux-mouse.md

@@ -0,0 +1,6 @@
+---
+"tauri-runtime-wry": patch
+---
+
+On Linux, disable mouse event when creating windows with `with_config`.
+

core/tauri-runtime-wry/src/lib.rs

@@ -750,6 +750,12 @@ impl WindowBuilder for WindowBuilderWrapper {
       ");
     }
 
+    #[cfg(target_os = "linux")]
+    {
+      // Mouse event is disabled on Linux since sudden event bursts could block event loop.
+      window = window.mouse_event(false);
+    }
+
     if let (Some(min_width), Some(min_height)) = (config.min_width, config.min_height) {
       window = window.min_inner_size(min_width, min_height);
     }
@@ -950,6 +956,12 @@ impl WindowBuilder for WindowBuilderWrapper {
   fn get_menu(&self) -> Option<&Menu> {
     self.menu.as_ref()
   }
+
+  #[cfg(target_os = "linux")]
+  fn mouse_event(mut self, enable: bool) -> Self {
+    self.inner = self.inner.with_cursor_moved_event(enable);
+    self
+  }
 }
 
 pub struct FileDropEventWrapper(WryFileDropEvent);

core/tauri-runtime/src/webview.rs

@@ -250,6 +250,11 @@ pub trait WindowBuilder: WindowBuilderBase {
 
   /// Gets the window menu.
   fn get_menu(&self) -> Option<&Menu>;
+
+  /// Disables mouse events on Linux.
+  #[cfg(target_os = "linux")]
+  #[must_use]
+  fn mouse_event(self, enable: bool) -> Self;
 }
 
 /// IPC handler.

core/tauri/src/test/mock_runtime.rs

@@ -303,6 +303,11 @@ impl WindowBuilder for MockWindowBuilder {
   fn get_menu(&self) -> Option<&Menu> {
     None
   }
+
+  #[cfg(target_os = "linux")]
+  fn mouse_event(self, enable: bool) -> Self {
+    self
+  }
 }
 
 impl<T: UserEvent> Dispatch<T> for MockDispatcher {