Improve accessibility

android/modules/accessibility/src/java/ti/modules/titanium/accessibility/AccessibilityModule.java

@@ -0,0 +1,78 @@
+/**
+ * Titanium SDK
+ * Copyright TiDev, Inc. 04/07/2022-Present. All Rights Reserved.
+ * Licensed under the terms of the Apache Public License
+ * Please see the LICENSE included with this distribution for details.
+ */
+package ti.modules.titanium.accessibility;
+
+import org.appcelerator.kroll.KrollModule;
+import org.appcelerator.kroll.annotations.Kroll;
+import org.appcelerator.kroll.common.Log;
+import org.appcelerator.titanium.TiApplication;
+import org.appcelerator.titanium.proxy.TiViewProxy;
+import org.appcelerator.titanium.view.TiUIView;
+
+import android.view.accessibility.AccessibilityEvent;
+import android.view.accessibility.AccessibilityManager;
+import android.view.accessibility.AccessibilityNodeInfo;
+import androidx.core.view.accessibility.AccessibilityEventCompat;
+
+@Kroll.module
+public class AccessibilityModule extends KrollModule
+{
+	private static final String TAG = "AccessibilityModule";
+
+	@Kroll.method
+	public void announce(String message)
+	{
+		AccessibilityManager accessibilityManager = TiApplication.getInstance().getAccessibilityManager();
+		if (!accessibilityManager.isEnabled()) {
+			Log.w(TAG, "Accessibility announcement ignored. Accessibility services are not enabled on this device.");
+			return;
+		}
+		if (message == null || message.isEmpty()) {
+			Log.w(TAG, "Accessibility announcement ignored. No announcement text was provided.");
+			return;
+		}
+
+		AccessibilityEvent event = AccessibilityEvent.obtain(AccessibilityEventCompat.TYPE_ANNOUNCEMENT);
+		event.setEnabled(true);
+		event.getText().clear();
+		event.getText().add(message);
+		accessibilityManager.sendAccessibilityEvent(event);
+	}
+
+	@Kroll.method
+	public void focus(Object viewProxy)
+	{
+		if (!(viewProxy instanceof TiViewProxy)) {
+			Log.w(TAG, "Ti.Accessibility.focus: argument must be a Ti.UI view proxy.");
+			return;
+		}
+
+		TiViewProxy proxy = (TiViewProxy) viewProxy;
+		TiUIView uiView = proxy.peekView();
+		if (uiView == null) {
+			Log.w(TAG, "Ti.Accessibility.focus: view is not yet realized, ignoring.");
+			return;
+		}
+
+		final android.view.View nativeView = uiView.getNativeView();
+		if (nativeView != null) {
+			nativeView.post(new Runnable() {
+				@Override
+				public void run()
+				{
+					nativeView.performAccessibilityAction(AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS, null);
+				}
+			});
+		}
+	}
+
+	@Override
+	public String getApiName()
+	{
+		return "Ti.Accessibility";
+	}
+}

android/modules/app/src/java/ti/modules/titanium/app/AppModule.java

@@ -30,8 +30,10 @@
 
 import org.appcelerator.titanium.util.TiSession;
 
+import androidx.annotation.NonNull;
+
 @Kroll.module
-public class AppModule extends KrollModule implements SensorEventListener
+public class AppModule extends KrollModule implements SensorEventListener, TiApplication.ConfigurationChangedListener
 {
 	private static final String TAG = "AppModule";
 
@@ -46,17 +48,25 @@ public class AppModule extends KrollModule implements SensorEventListener
 	private boolean proximityDetection = false;
 	private boolean proximityState;
 	private int proximityEventListenerCount = 0;
+	private float currentFontScale = -1.0f;
 
 	public AppModule()
 	{
 		super("App");
 
 		TiApplication.getInstance().addAppEventProxy(this);
 		appInfo = TiApplication.getInstance().getAppInfo();
+
+		TiApplication.addConfigurationChangeListener(this);
+		android.content.res.Configuration config = TiApplication.getInstance().getResources().getConfiguration();
+		if (config != null) {
+			currentFontScale = config.fontScale;
+		}
 	}
 
 	public void onDestroy()
 	{
+		TiApplication.removeConfigurationChangedListener(this);
 		TiApplication.getInstance().removeAppEventProxy(this);
 	}
 
@@ -324,4 +334,15 @@ public String getApiName()
 	{
 		return "Ti.App";
 	}
+
+	@Override
+	public void onConfigurationChanged(@NonNull android.content.res.Configuration newConfig)
+	{
+		if (currentFontScale != newConfig.fontScale) {
+			currentFontScale = newConfig.fontScale;
+			KrollDict data = new KrollDict();
+			data.put("value", currentFontScale);
+			fireEvent("fontScaleChanged", data);
+		}
+	}
 }

android/titanium/build.gradle

@@ -95,6 +95,7 @@ android {
 			java.srcDirs = [
 					'src/java',
 					"${projectDir}/../modules/accelerometer/src/java",
+					"${projectDir}/../modules/accessibility/src/java",
 					"${projectDir}/../modules/android/src/java",
 					"${projectDir}/../modules/app/src/java",
 					"${projectDir}/../modules/calendar/src/java",

android/titanium/src/java/org/appcelerator/titanium/TiC.java

@@ -234,6 +234,8 @@ public class TiC
 	public static final String PROPERTY_ACCESSIBILITY_LABEL = "accessibilityLabel";
 	public static final String PROPERTY_ACCESSIBILITY_VALUE = "accessibilityValue";
 	public static final String PROPERTY_ACCESSIBILITY_DISABLE_LONG = "accessibilityDisableLongPress";
+	public static final String PROPERTY_ACCESSIBILITY_DISABLE_CLICK = "accessibilityDisableClick";
+	public static final String PROPERTY_ACCESSIBILITY_VIEW_IS_MODAL = "accessibilityViewIsModal";
 	public static final String PROPERTY_ACCESSORY_TYPE = "accessoryType";
 	public static final String PROPERTY_ACTION = "action";
 	public static final String PROPERTY_ACTION_VIEW = "actionView";

android/titanium/src/java/org/appcelerator/titanium/proxy/TiViewProxy.java

@@ -71,6 +71,7 @@
 	TiC.PROPERTY_ACCESSIBILITY_LABEL,
 	TiC.PROPERTY_ACCESSIBILITY_VALUE,
 	TiC.PROPERTY_ACCESSIBILITY_HIDDEN,
+	TiC.PROPERTY_ACCESSIBILITY_VIEW_IS_MODAL,
 	// others
 	TiC.PROPERTY_FOCUSABLE,
 	TiC.PROPERTY_TOUCH_ENABLED,
@@ -95,7 +96,8 @@
 	TiC.PROPERTY_TRANSITION_NAME,
 	TiC.PROPERTY_HIDDEN_BEHAVIOR,
 	TiC.PROPERTY_ANCHOR_POINT,
-	TiC.PROPERTY_ACCESSIBILITY_DISABLE_LONG
+	TiC.PROPERTY_ACCESSIBILITY_DISABLE_LONG,
+	TiC.PROPERTY_ACCESSIBILITY_DISABLE_CLICK
 })
 public abstract class TiViewProxy extends KrollProxy
 {