Support EnableDevTools

exp/examples/basic/main.go

@@ -22,16 +22,17 @@ func main() {
 		println("TERMINATION!!")
 	})
 	myWindow := app.NewWindow(&options.Window{
-		Title:         "Basic",
-		Width:         600,
-		Height:        400,
-		AlwaysOnTop:   false,
-		URL:           "https://google.com",
-		DisableResize: false,
-		MinWidth:      100,
-		MinHeight:     100,
-		MaxWidth:      1000,
-		MaxHeight:     1000,
+		Title:          "Basic",
+		Width:          600,
+		Height:         400,
+		AlwaysOnTop:    false,
+		URL:            "https://google.com",
+		DisableResize:  false,
+		MinWidth:       100,
+		MinHeight:      100,
+		MaxWidth:       1000,
+		MaxHeight:      1000,
+		EnableDevTools: true,
 	})
 
 	myWindow2 := app.NewWindow(&options.Window{
@@ -47,6 +48,7 @@ func main() {
 		time.Sleep(5 * time.Second)
 		myWindow.SetTitle("Wooooo")
 		myWindow.SetAlwaysOnTop(true)
+		myWindow2.EnableDevTools()
 		myWindow2.SetTitle("OMFG")
 		myWindow2.NavigateToURL("https://wails.io")
 		myWindow.SetMinSize(600, 600)

exp/pkg/application/window.go

@@ -11,6 +11,7 @@ type windowImpl interface {
 	setResizable(resizable bool)
 	setMinSize(width, height int)
 	setMaxSize(width, height int)
+	enableDevTools()
 }
 
 type Window struct {
@@ -100,3 +101,11 @@ func (w *Window) SetMaxSize(maxWidth, maxHeight int) {
 	w.impl.setSize(w.options.Width, w.options.Height)
 	w.impl.setMaxSize(maxWidth, maxHeight)
 }
+
+func (w *Window) EnableDevTools() {
+	if w.impl == nil {
+		w.options.EnableDevTools = true
+		return
+	}
+	w.impl.enableDevTools()
+}

exp/pkg/application/window_darwin.go

@@ -126,6 +126,16 @@ void windowResetMaxSize(void* nsWindow) {
 	});
 }
 
+// Enable NSWindow devtools
+void windowEnableDevTools(void* nsWindow) {
+	// Enable devtools on main thread
+	dispatch_async(dispatch_get_main_queue(), ^{
+		// Get window delegate
+		WindowDelegate* delegate = (WindowDelegate*)[(NSWindow*)nsWindow delegate];
+		// Enable devtools in webview
+		[delegate.webView.configuration.preferences setValue:@YES forKey:@"developerExtrasEnabled"];
+	});
+}
 */
 import "C"
 import (
@@ -173,6 +183,9 @@ func (w *macosWindow) setMaxSize(width, height int) {
 func (w *macosWindow) setResizable(resizable bool) {
 	C.windowSetResizable(w.nsWindow, C.bool(resizable))
 }
+func (w *macosWindow) enableDevTools() {
+	C.windowEnableDevTools(w.nsWindow)
+}
 
 func (w *macosWindow) run() error {
 	w.nsWindow = C.windowNew(C.int(w.options.Width), C.int(w.options.Height))
@@ -184,6 +197,9 @@ func (w *macosWindow) run() error {
 	if w.options.URL != "" {
 		w.navigateToURL(w.options.URL)
 	}
+	if w.options.EnableDevTools {
+		w.enableDevTools()
+	}
 	C.windowShow(w.nsWindow)
 	return nil
 }

exp/pkg/options/application.go

@@ -21,14 +21,15 @@ type Mac struct {
 }
 
 type Window struct {
-	Title         string
-	Width, Height int
-	AlwaysOnTop   bool
-	URL           string
-	DisableResize bool
-	Resizable     bool
-	MinWidth      int
-	MinHeight     int
-	MaxWidth      int
-	MaxHeight     int
+	Title          string
+	Width, Height  int
+	AlwaysOnTop    bool
+	URL            string
+	DisableResize  bool
+	Resizable      bool
+	MinWidth       int
+	MinHeight      int
+	MaxWidth       int
+	MaxHeight      int
+	EnableDevTools bool
 }