Merge branch 'v3-alpha' into v3/deeplink

docs/src/content/docs/changelog.mdx

@@ -24,6 +24,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 */
 
 ## [Unreleased]
+- `app.Env.GetAccentColor` to get the accent color of a user's system. Works on MacOS. by [@etesam913](https://github.com/etesam913)
 
 ## v3.0.0-alpha.11 - 2025-07-12
 
@@ -34,7 +35,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## v3.0.0-alpha.10 - 2025-07-06
 
 ### Breaking Changes
-
 - **Manager API Refactoring**: Reorganized application API from flat structure to organized managers for better code organization and discoverability by [@leaanthony](https://github.com/leaanthony) in [#4359](https://github.com/wailsapp/wails/pull/4359)
   - `app.NewWebviewWindow()` → `app.Window.New()`
   - `app.CurrentWindow()` → `app.Window.Current()`

v3/pkg/application/application.go

@@ -6,7 +6,6 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"github.com/wailsapp/wails/v3/internal/assetserver/bundledassets"
 	"io"
 	"log/slog"
 	"net/http"
@@ -17,6 +16,8 @@ import (
 	"strings"
 	"sync"
 
+	"github.com/wailsapp/wails/v3/internal/assetserver/bundledassets"
+
 	"github.com/wailsapp/wails/v3/internal/signal"
 
 	"github.com/wailsapp/wails/v3/internal/assetserver"
@@ -197,6 +198,7 @@ type (
 		GetFlags(options Options) map[string]any
 		isOnMainThread() bool
 		isDarkMode() bool
+		getAccentColor() string
 	}
 
 	runnable interface {

v3/pkg/application/application_darwin.go

@@ -75,6 +75,32 @@ static bool isDarkMode(void) {
 	return [interfaceStyle isEqualToString:@"Dark"];
 }
 
+static char* getAccentColor(void) {
+	@autoreleasepool {
+		NSColor *accentColor;
+		if (@available(macOS 10.14, *)) {
+			accentColor = [NSColor controlAccentColor];
+		} else {
+			// Fallback to system blue for older macOS versions
+			accentColor = [NSColor systemBlueColor];
+		}
+		// Convert to RGB color space
+		NSColor *rgbColor = [accentColor colorUsingColorSpace:[NSColorSpace sRGBColorSpace]];
+		if (rgbColor == nil) {
+			rgbColor = accentColor;
+		}
+		// Get RGB components
+		CGFloat red, green, blue, alpha;
+		[rgbColor getRed:&red green:&green blue:&blue alpha:&alpha];
+		// Convert to 0-255 range and format as rgb() string
+		int r = (int)(red * 255);
+		int g = (int)(green * 255);
+		int b = (int)(blue * 255);
+		NSString *colorString = [NSString stringWithFormat:@"rgb(%d,%d,%d)", r, g, b];
+		return strdup([colorString UTF8String]);
+	}
+}
+
 static void setApplicationShouldTerminateAfterLastWindowClosed(bool shouldTerminate) {
 	// Get the NSApp delegate
 	AppDelegate *appDelegate = (AppDelegate*)[NSApp delegate];
@@ -188,6 +214,12 @@ func (m *macosApp) isDarkMode() bool {
 	return bool(C.isDarkMode())
 }
 
+func (m *macosApp) getAccentColor() string {
+	accentColorC := C.getAccentColor()
+	defer C.free(unsafe.Pointer(accentColorC))
+	return C.GoString(accentColorC)
+}
+
 func getNativeApplication() *macosApp {
 	return globalApplication.impl.(*macosApp)
 }
@@ -323,8 +355,8 @@ func processURLRequest(windowID C.uint, wkUrlSchemeTask unsafe.Pointer) {
 	}
 
 	webviewRequests <- &webViewAssetRequest{
-		Request:  webview.NewRequest(wkUrlSchemeTask),
-		windowId: uint(windowID),
+		Request:    webview.NewRequest(wkUrlSchemeTask),
+		windowId:   uint(windowID),
 		windowName: window.Name(),
 	}
 }

v3/pkg/application/application_linux.go

@@ -173,6 +173,12 @@ func (a *linuxApp) isDarkMode() bool {
 	return strings.Contains(a.theme, "dark")
 }
 
+func (a *linuxApp) getAccentColor() string {
+	// Linux doesn't have a unified system accent color API
+	// Return a default blue color
+	return "rgb(0,122,255)"
+}
+
 func (a *linuxApp) monitorThemeChanges() {
 	go func() {
 		defer handlePanic()

v3/pkg/application/application_windows.go

@@ -56,6 +56,12 @@ func (m *windowsApp) isDarkMode() bool {
 	return w32.IsCurrentlyDarkMode()
 }
 
+func (m *windowsApp) getAccentColor() string {
+	// Windows doesn't have a simple accent color API in the current w32 package
+	// Return a default blue color
+	return "rgb(0,122,255)"
+}
+
 func (m *windowsApp) isOnMainThread() bool {
 	return m.mainThreadID == w32.GetCurrentThreadId()
 }

v3/pkg/application/environment_manager.go

@@ -40,6 +40,14 @@ func (em *EnvironmentManager) IsDarkMode() bool {
 	return em.app.impl.isDarkMode()
 }
 
+// GetAccentColor returns the system accent color
+func (em *EnvironmentManager) GetAccentColor() string {
+	if em.app.impl == nil {
+		return "rgb(0,122,255)"
+	}
+	return em.app.impl.getAccentColor()
+}
+
 // OpenFileManager opens the file manager at the specified path, optionally selecting the file
 func (em *EnvironmentManager) OpenFileManager(path string, selectFile bool) error {
 	return InvokeSyncWithError(func() error {