[v3] Add some missing methods for darwin and windows

v3/pkg/application/application_windows.go

@@ -3,11 +3,13 @@
 package application
 
 import (
-	"github.com/wailsapp/wails/v3/pkg/events"
-	"github.com/wailsapp/wails/v3/pkg/w32"
+	"os"
 	"syscall"
 	"unsafe"
 
+	"github.com/wailsapp/wails/v3/pkg/events"
+	"github.com/wailsapp/wails/v3/pkg/w32"
+
 	"github.com/samber/lo"
 )
 
@@ -217,7 +219,6 @@ func newPlatformApp(app *App) *windowsApp {
 		os.Exit(1)
 	}
 
-
 	result := &windowsApp{
 		parent:    app,
 		instance:  w32.GetModuleHandle(""),

v3/pkg/application/menuitem.go

@@ -173,6 +173,8 @@ func newRole(role Role) *MenuItem {
 		return newMinimizeMenuItem()
 	case Zoom:
 		return newZoomMenuItem()
+	case FullScreen:
+		return newFullScreenMenuItem()
 
 	default:
 		println("No support for role:", role)

v3/pkg/application/menuitem_darwin.go

@@ -606,7 +606,7 @@ func newMinimizeMenuItem() *MenuItem {
 		OnClick(func(ctx *Context) {
 			currentWindow := globalApplication.CurrentWindow()
 			if currentWindow != nil {
-				currentWindow.Minimize()
+				currentWindow.Minimise()
 			}
 		})
 }
@@ -620,3 +620,13 @@ func newZoomMenuItem() *MenuItem {
 			}
 		})
 }
+
+func newFullScreenMenuItem() *MenuItem {
+	return newMenuItem("Fullscreen").
+		OnClick(func(ctx *Context) {
+			currentWindow := globalApplication.CurrentWindow()
+			if currentWindow != nil {
+				currentWindow.Fullscreen()
+			}
+		})
+}

v3/pkg/application/menuitem_windows.go

@@ -177,3 +177,7 @@ func newMinimizeMenuItem() *MenuItem {
 func newZoomMenuItem() *MenuItem {
 	panic("implement me")
 }
+
+func newFullScreenMenuItem() *MenuItem {
+	panic("implement me")
+}

v3/pkg/application/webview_window_darwin.go

@@ -703,6 +703,12 @@ static bool isFullScreen(void *window) {
     return (mask & NSWindowStyleMaskFullScreen) == NSWindowStyleMaskFullScreen;
 }
 
+static bool isVisible(void *window) {
+	// get main window
+	WebviewWindow* nsWindow = (WebviewWindow*)window;
+    return (nsWindow.occlusionState & NSWindowOcclusionStateVisible) == NSWindowOcclusionStateVisible;
+}
+
 // windowSetFullScreen
 static void windowSetFullScreen(void *window, bool fullscreen) {
 	if (isFullScreen(window)) {
@@ -942,6 +948,14 @@ func (w *macosWebviewWindow) isFullscreen() bool {
 	})
 }
 
+func (w *macosWebviewWindow) isNormal() bool {
+	return !w.isMinimised() && !w.isMaximised() && !w.isFullscreen()
+}
+
+func (w *macosWebviewWindow) isVisible() bool {
+	return bool(C.isVisible(w.nsWindow))
+}
+
 func (w *macosWebviewWindow) syncMainThreadReturningBool(fn func() bool) bool {
 	var wg sync.WaitGroup
 	wg.Add(1)
@@ -1147,10 +1161,12 @@ func (w *macosWebviewWindow) run() {
 	})
 }
 
+func (w *macosWebviewWindow) nativeWindowHandle() uintptr {
+	return uintptr(w.nsWindow)
+}
+
 func (w *macosWebviewWindow) setBackgroundColour(colour RGBA) {
-	if colour == nil {
-		return
-	}
+
 	C.windowSetBackgroundColour(w.nsWindow, C.int(colour.Red), C.int(colour.Green), C.int(colour.Blue), C.int(colour.Alpha))
 }