fixed the random zero insets on Android 15 properly this time

app/src/main/java/io/github/sspanak/tt9/ui/main/BaseMainLayout.java

@@ -21,6 +21,8 @@ import io.github.sspanak.tt9.ui.main.keys.SoftKey;
 import io.github.sspanak.tt9.util.ThemedContextBuilder;
 
 abstract class BaseMainLayout {
+	private static ViewGroup.MarginLayoutParams edgeToEdgeMargins = null;
+
 	protected final TraditionalT9 tt9;
 	private final int xml;
 
@@ -74,28 +76,26 @@ abstract class BaseMainLayout {
 	@RequiresApi(api = Build.VERSION_CODES.VANILLA_ICE_CREAM)
 	protected WindowInsets preventEdgeToEdge(@NonNull View v, @NonNull WindowInsets windowInsets) {
 		Insets insets = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars());
-		ViewGroup.MarginLayoutParams layout = (ViewGroup.MarginLayoutParams) v.getLayoutParams();
+		ViewGroup.MarginLayoutParams marginParams = setMargins(v, insets.right, insets.bottom, insets.left);
-		if (layout == null) {
+		if (marginParams != null) {
-			return windowInsets;
+			edgeToEdgeMargins = marginParams;
+			return WindowInsets.CONSUMED;
 		}
 
-		layout.rightMargin = insets.right;
+		return windowInsets;
-		layout.bottomMargin = insets.bottom;
-		layout.leftMargin = insets.left;
-		v.setLayoutParams(layout);
-		return WindowInsets.CONSUMED;
 	}
 
 
-	protected void preventEdgeToEdge() {
+	/**
-		if (Build.VERSION.SDK_INT < Build.VERSION_CODES.VANILLA_ICE_CREAM || tt9 == null || tt9.isInputLimited()) {
+	 * Similar to the above method, but reuses the last known margins. Useful for when the Main View
+	 * is re-created and it is not yet possible to get the new window insets.
+ 	 */
+	public void preventEdgeToEdge() {
+		if (view == null || edgeToEdgeMargins == null || Build.VERSION.SDK_INT < Build.VERSION_CODES.VANILLA_ICE_CREAM) {
 			return;
 		}
 
-		WindowInsets insets = view != null ? view.getRootWindowInsets() : null;
+		setMargins(view, edgeToEdgeMargins.rightMargin, edgeToEdgeMargins.bottomMargin, edgeToEdgeMargins.leftMargin);
-		if (insets != null) {
-			preventEdgeToEdge(view, insets);
-		}
 	}
 
 
@@ -129,6 +129,23 @@ abstract class BaseMainLayout {
 	}
 
 
+	private ViewGroup.MarginLayoutParams setMargins(View v, int right, int bottom, int left) {
+		if (v == null) {
+			return null;
+		}
+
+		ViewGroup.MarginLayoutParams layout = (ViewGroup.MarginLayoutParams) v.getLayoutParams();
+		if (layout != null) {
+			layout.rightMargin = right;
+			layout.bottomMargin = bottom;
+			layout.leftMargin = left;
+			v.setLayoutParams(layout);
+		}
+
+		return layout;
+	}
+
+
 	int getHeight(boolean forceRecalculate) {
 		return 0;
 	}

app/src/main/java/io/github/sspanak/tt9/ui/main/MainLayoutNumpad.java

@@ -273,6 +273,7 @@ class MainLayoutNumpad extends BaseMainLayout {
 		getView();
 		enableClickHandlers();
 		setKeyHeight(defaultKeyHeight);
+		preventEdgeToEdge();
 		setWidth(tt9.getSettings().getWidthPercent(), tt9.getSettings().getAlignment());
 		setKeyColumnWidth(tt9.getSettings().getNumpadFnKeyScale());
 		showLongSpace(
@@ -282,7 +283,5 @@ class MainLayoutNumpad extends BaseMainLayout {
 		for (SoftKey key : getKeys()) {
 			key.render();
 		}
-
-		preventEdgeToEdge();
 	}
 }

app/src/main/java/io/github/sspanak/tt9/ui/main/MainLayoutTray.java

@@ -86,6 +86,7 @@ class MainLayoutTray extends BaseMainLayout {
 	void render() {
 		getView();
 		setSoftKeysVisibility();
+		preventEdgeToEdge();
 		setWidth(tt9.getSettings().getWidthPercent(), tt9.getSettings().getAlignment());
 		enableClickHandlers();
 		for (SoftKey key : getKeys()) {

app/src/main/java/io/github/sspanak/tt9/ui/main/MainView.java

@@ -48,7 +48,10 @@ public class MainView {
 	}
 
 	public void forceCreate() {
-		destroy();
+		if (main != null) {
+			Logger.w(getClass().getSimpleName(), "MainView already exists. Re-creating by request.");
+			destroy();
+		}
 		if (!create()) {
 			Logger.w(getClass().getSimpleName(), "Invalid MainView setting. Creating default.");
 			main = new MainLayoutSmall(tt9);

app/src/main/java/io/github/sspanak/tt9/ui/main/ResizableMainView.java

@@ -61,8 +61,11 @@ public class ResizableMainView extends MainView implements View.OnAttachStateCha
 	}
 
 
-	@Override public void onViewAttachedToWindow(@NonNull View v) { setHeight(height, heightSmall, heightNumpad); }
 	@Override public void onViewDetachedFromWindow(@NonNull View v) {}
+	@Override public void onViewAttachedToWindow(@NonNull View v) {
+		setHeight(height, heightSmall, heightNumpad);
+		main.preventEdgeToEdge();
+	}
 
 
 	public void onOrientationChanged() {