feat: support for listening to macos ns_panel window move and resize …

…events (#181)

src-tauri/src/setup/mac.rs

@@ -1,19 +1,22 @@
 //credits to: https://github.com/ayangweb/ayangweb-EcoPaste/blob/169323dbe6365ffe4abb64d867439ed2ea84c6d1/src-tauri/src/core/setup/mac.rs
-use tauri::{ActivationPolicy, App, Emitter, Manager, WebviewWindow};
+use tauri::{ActivationPolicy, App, Emitter, EventTarget, WebviewWindow};
 use tauri_nspanel::{
     cocoa::appkit::{NSMainMenuWindowLevel, NSWindowCollectionBehavior},
     panel_delegate, WebviewWindowExt,
 };
 
+use crate::common::MAIN_WINDOW_LABEL;
+
 #[allow(non_upper_case_globals)]
 const NSWindowStyleMaskNonActivatingPanel: i32 = 1 << 7;
 #[allow(non_upper_case_globals)]
 const NSResizableWindowMask: i32 = 1 << 3;
-const MACOS_PANEL_FOCUS: &str = "macos-panel-focus";
+const WINDOW_FOCUS_EVENT: &str = "tauri://focus";
+const WINDOW_BLUR_EVENT: &str = "tauri://blur";
+const WINDOW_MOVED_EVENT: &str = "tauri://move";
+const WINDOW_RESIZED_EVENT: &str = "tauri://resize";
 
 pub fn platform(app: &mut App, main_window: WebviewWindow, _settings_window: WebviewWindow) {
-    let app_handle = app.app_handle().clone();
-
     app.set_activation_policy(ActivationPolicy::Accessory);
 
     // Convert ns_window to ns_panel
@@ -35,24 +38,44 @@ pub fn platform(app: &mut App, main_window: WebviewWindow, _settings_window: Web
     // Define the panel's delegate to listen to panel window events
     let delegate = panel_delegate!(EcoPanelDelegate {
         window_did_become_key,
-        window_did_resign_key
+        window_did_resign_key,
+        window_did_resize,
+        window_did_move
     });
 
     // Set event listeners for the delegate
     delegate.set_listener(Box::new(move |delegate_name: String| {
+        let target = EventTarget::labeled(MAIN_WINDOW_LABEL);
+
+        let window_move_event = || {
+            if let Ok(position) = main_window.outer_position() {
+                let _ = main_window.emit_to(target.clone(), WINDOW_MOVED_EVENT, position);
+            }
+        };
+
         match delegate_name.as_str() {
-            // Called when the window gains keyboard focus
+            // Called when the window gets keyboard focus
             "window_did_become_key" => {
-                app_handle.emit(MACOS_PANEL_FOCUS, true).unwrap();
+                let _ = main_window.emit_to(target, WINDOW_FOCUS_EVENT, true);
             }
             // Called when the window loses keyboard focus
             "window_did_resign_key" => {
-                app_handle.emit(MACOS_PANEL_FOCUS, false).unwrap();
+                let _ = main_window.emit_to(target, WINDOW_BLUR_EVENT, true);
+            }
+            // Called when the window size changes
+            "window_did_resize" => {
+                window_move_event();
+
+                if let Ok(size) = main_window.inner_size() {
+                    let _ = main_window.emit_to(target, WINDOW_RESIZED_EVENT, size);
+                }
             }
+            // Called when the window position changes
+            "window_did_move" => window_move_event(),
             _ => (),
         }
     }));
 
     // Set the delegate object for the window to handle window events
     panel.set_delegate(delegate);
-}
+}