feat: add GetCurrentWindow() for Android device

hrp/pkg/uixt/android_device.go

@@ -465,6 +465,24 @@ func (dev *AndroidDevice) installCommon(apkPath string, args ...string) error {
 	return err
 }
 
+func (dev *AndroidDevice) GetCurrentWindow() (windowInfo WindowInfo, err error) {
+	output, err := dev.d.RunShellCommand("dumpsys", "window", "|", "grep", "mCurrentFocus")
+	if err != nil {
+		return WindowInfo{}, errors.Wrap(err, "get current window failed")
+	}
+	// mCurrentFocus=Window{a33bc55 u0 com.miui.home/com.miui.home.launcher.Launcher}
+	re := regexp.MustCompile(`mCurrentFocus=Window{.*? (\S+)/(\S+)}`)
+	matches := re.FindStringSubmatch(output)
+	if len(matches) != 3 {
+		return WindowInfo{}, errors.New("failed to extract current window")
+	}
+	windowInfo = WindowInfo{
+		PackageName: matches[1],
+		Activity:    matches[2],
+	}
+	return windowInfo, nil
+}
+
 func (dev *AndroidDevice) GetPackageInfo(packageName string) (AppInfo, error) {
 	appInfo := AppInfo{
 		Name: packageName,

hrp/pkg/uixt/android_test.go

@@ -42,6 +42,14 @@ func TestAndroidDevice_GetPackageInfo(t *testing.T) {
 	t.Log(appInfo)
 }
 
+func TestAndroidDevice_GetCurrentWindow(t *testing.T) {
+	device, err := NewAndroidDevice()
+	checkErr(t, err)
+	windowInfo, err := device.GetCurrentWindow()
+	checkErr(t, err)
+	t.Logf("packageName: %s\tactivityName: %s", windowInfo.PackageName, windowInfo.Activity)
+}
+
 func TestDriver_NewSession(t *testing.T) {
 	driver, err := NewUIADriver(nil, uiaServerURL)
 	if err != nil {

hrp/pkg/uixt/harmony_device.go

@@ -172,3 +172,7 @@ func (dev *HarmonyDevice) Uninstall(packageName string) error {
 func (dev *HarmonyDevice) GetPackageInfo(packageName string) (AppInfo, error) {
 	return AppInfo{}, nil
 }
+
+func (dev *HarmonyDevice) GetCurrentWindow() (WindowInfo, error) {
+	return WindowInfo{}, nil
+}

hrp/pkg/uixt/interface.go

@@ -254,6 +254,11 @@ type AppInfo struct {
 	AppBaseInfo
 }
 
+type WindowInfo struct {
+	PackageName string `json:"packageName,omitempty"`
+	Activity    string `json:"activity,omitempty"`
+}
+
 type AppBaseInfo struct {
 	Pid            int    `json:"pid,omitempty"`
 	BundleId       string `json:"bundleId,omitempty"`       // ios package name
@@ -495,6 +500,7 @@ type IDevice interface {
 	Uninstall(packageName string) error
 
 	GetPackageInfo(packageName string) (AppInfo, error)
+	GetCurrentWindow() (windowInfo WindowInfo, err error)
 }
 
 type ForegroundApp struct {

hrp/pkg/uixt/ios_device.go

@@ -771,3 +771,7 @@ func (dev *IOSDevice) GetPackageInfo(packageName string) (AppInfo, error) {
 	}
 	return appInfo, errors.New("failed to get package version")
 }
+
+func (dev *IOSDevice) GetCurrentWindow() (WindowInfo, error) {
+	return WindowInfo{}, nil
+}