try fix cmd-a

desktop/src-tauri/Cargo.lock

@@ -2302,6 +2302,7 @@ checksum = "e3e0adef53c21f888deb4fa59fc59f7eb17404926ee8a6f59f5df0fd7f9f3272"
 dependencies = [
  "bitflags 2.13.1",
  "block2",
+ "libc",
  "objc2",
  "objc2-core-foundation",
 ]
@@ -2744,6 +2745,7 @@ dependencies = [
  "libc",
  "objc2",
  "objc2-app-kit",
+ "objc2-foundation",
  "objc2-web-kit",
  "serde_json",
  "tauri",

desktop/src-tauri/Cargo.toml

@@ -24,8 +24,9 @@ libc = "0.2"
 
 [target.'cfg(target_os = "macos")'.dependencies]
 objc2 = "0.6"
-objc2-app-kit = { version = "0.3", features = ["NSApplication", "NSEvent"] }
+objc2-app-kit = { version = "0.3", features = ["NSApplication", "NSEvent", "NSWindow", "NSView"] }
 objc2-web-kit = { version = "0.3", features = ["WKWebView"] }
+objc2-foundation = { version = "0.3", features = ["NSString", "NSArray"] }
 block2 = "0.6"
 
 [features]

desktop/src-tauri/src/lib.rs

@@ -135,6 +135,44 @@ fn layout(app: &tauri::AppHandle) {
     }
 }
 
+/// Evaluates `js` on every WKWebView in the key window's view hierarchy. This
+/// reaches the Web Inspector (devtools) webview too — which is not a
+/// Tauri-managed webview — so select-all/undo/redo work in the console.
+#[cfg(target_os = "macos")]
+fn eval_js_on_focused_webviews(js: &str) {
+    use objc2::MainThreadMarker;
+    use objc2_app_kit::NSApplication;
+    use objc2_foundation::NSString;
+
+    let Some(mtm) = MainThreadMarker::new() else {
+        return;
+    };
+    let app = NSApplication::sharedApplication(mtm);
+    let Some(window) = app.keyWindow() else {
+        return;
+    };
+    let Some(content) = window.contentView() else {
+        return;
+    };
+
+    let js = NSString::from_str(js);
+    walk_and_eval(&content, &js);
+}
+
+#[cfg(target_os = "macos")]
+fn walk_and_eval(view: &objc2_app_kit::NSView, js: &objc2_foundation::NSString) {
+    use objc2_web_kit::WKWebView;
+
+    if let Some(webview) = view.downcast_ref::<WKWebView>() {
+        unsafe {
+            webview.evaluateJavaScript_completionHandler(js, None);
+        }
+    }
+    for subview in view.subviews().iter() {
+        walk_and_eval(&subview, js);
+    }
+}
+
 /// Installs a local NSEvent monitor that intercepts Cmd+X/C/V/A/Z and
 /// dispatches the matching native editing selector to the first responder.
 ///
@@ -143,7 +181,7 @@ fn layout(app: &tauri::AppHandle) {
 /// this is the only reliable way to make cut/copy/paste work in the devtools
 /// console.
 #[cfg(target_os = "macos")]
-fn install_edit_shortcut_monitor(handle: &tauri::AppHandle) {
+fn install_edit_shortcut_monitor() {
     use objc2::runtime::{AnyObject, Sel};
     use objc2::MainThreadMarker;
     use objc2_app_kit::{NSApplication, NSEvent, NSEventMask, NSEventModifierFlags};
@@ -153,7 +191,6 @@ fn install_edit_shortcut_monitor(handle: &tauri::AppHandle) {
         return;
     };
     let app = NSApplication::sharedApplication(mtm);
-    let handle = handle.clone();
 
     let block = block2::RcBlock::new(move |event: NonNull<NSEvent>| -> *mut NSEvent {
         let event = unsafe { event.as_ref() };
@@ -194,18 +231,22 @@ fn install_edit_shortcut_monitor(handle: &tauri::AppHandle) {
             );
         }
 
-        // selectAll:/undo:/redo: don't always dispatch through the responder
+        // selectAll:/undo:/redo: don't dispatch through the responder chain in
-        // chain in WKWebView, so drive the content webview via execCommand too.
+        // WKWebView, so drive the focused webview(s) via execCommand too — but
+        // only when an editable element is actually focused, otherwise we'd
+        // select the whole document.
         let js = match key.as_str() {
-            "a" => Some("document.execCommand('selectAll')"),
+            "a" => Some(
-            "z" if flags.contains(NSEventModifierFlags::Shift) => Some("document.execCommand('redo')"),
+                "(function(){var e=document.activeElement;if(e&&(e.tagName==='INPUT'||e.tagName==='TEXTAREA'||e.isContentEditable))document.execCommand('selectAll')})()",
+            ),
+            "z" if flags.contains(NSEventModifierFlags::Shift) => {
+                Some("document.execCommand('redo')")
+            }
             "z" => Some("document.execCommand('undo')"),
             _ => None,
         };
         if let Some(js) = js {
-            if let Some(content) = handle.get_webview("content") {
+            eval_js_on_focused_webviews(js);
-                let _ = content.eval(js);
-            }
         }
 
         std::ptr::null_mut()
@@ -280,7 +321,7 @@ pub fn run() {
             enable_swipe_navigation(app.handle());
 
             #[cfg(target_os = "macos")]
-            install_edit_shortcut_monitor(app.handle());
+            install_edit_shortcut_monitor();
 
             if let Some(toolbar) = app.get_webview("main") {
                 let _ = toolbar.emit("url-changed", mask.mask(&navidrome_url));