tauri: disable pinch zoom on linux (#5735)

1 files changed, 34 insertions, 0 deletions

diff --git a/packages/tauri/src-tauri/src/window_customizer.rs b/packages/tauri/src-tauri/src/window_customizer.rs
new file mode 100644
index 000000000..cd42fd029
--- /dev/null
+++ b/packages/tauri/src-tauri/src/window_customizer.rs
@@ -0,0 +1,34 @@
+use tauri::{plugin::Plugin, Manager, Runtime, Window};
+
+pub struct PinchZoomDisablePlugin;
+
+impl Default for PinchZoomDisablePlugin {
+    fn default() -> Self {
+        Self
+    }
+}
+
+impl<R: Runtime> Plugin<R> for PinchZoomDisablePlugin {
+    fn name(&self) -> &'static str {
+        "Does not matter here"
+    }
+
+    fn window_created(&mut self, window: Window<R>) {
+        let Some(webview_window) = window.get_webview_window(window.label()) else {
+            return;
+        };
+
+        let _ = webview_window.with_webview(|_webview| {
+            #[cfg(target_os = "linux")]
+            unsafe {
+                use gtk::glib::ObjectExt;
+                use gtk::GestureZoom;
+                use webkit2gtk::glib::gobject_ffi;
+
+                if let Some(data) = _webview.inner().data::<GestureZoom>("wk-view-zoom-gesture") {
+                    gobject_ffi::g_signal_handlers_destroy(data.as_ptr().cast());
+                }
+            }
+        });
+    }
+}