TabNavigator: showTabBar style; PageNavigator: showPageIndicator style

src/feathers/controls/navigators/PageNavigator.hx

@@ -353,6 +353,16 @@ class PageNavigator extends BaseNavigator implements IIndexSelector implements I
 		return this._pageIndicatorFactory;
 	}
 
+	/**
+		Shows or hides the page indicator. If the page indicator is hidden, the
+		selection may only be changed programatically, or with a user swipe
+		gesture, if `swipeEnabled` is `true`.
+
+		@since 1.4.0
+	**/
+	@:style
+	public var showPageIndicator:Bool = true;
+
 	private var _ignoreSelectionChange = false;
 
 	private var _dragTransitionContext:EventToPositionEffectContext;
@@ -401,6 +411,7 @@ class PageNavigator extends BaseNavigator implements IIndexSelector implements I
 	override private function update():Void {
 		var dataInvalid = this.isInvalid(DATA);
 		var selectionInvalid = this.isInvalid(SELECTION);
+		var stylesInvalid = this.isInvalid(STYLES);
 		if (this._previousCustomPageIndicatorVariant != this.customPageIndicatorVariant) {
 			this.setInvalidationFlag(INVALIDATION_FLAG_PAGE_INDICATOR_FACTORY);
 		}
@@ -410,6 +421,10 @@ class PageNavigator extends BaseNavigator implements IIndexSelector implements I
 			this.createPageIndicator();
 		}
 
+		if (pageIndicatorInvalid || stylesInvalid) {
+			this.refreshPageIndicator();
+		}
+
 		if (dataInvalid) {
 			this._previousEdgePuller.simulateTouch = this._simulateTouch;
 			this._nextEdgePuller.simulateTouch = this._simulateTouch;
@@ -425,6 +440,9 @@ class PageNavigator extends BaseNavigator implements IIndexSelector implements I
 	}
 
 	override private function measure():Bool {
+		if (!this.showPageIndicator) {
+			return super.measure();
+		}
 		if (this.explicitWidth != null) {
 			this.pageIndicator.width = this.explicitWidth;
 		} else if (this._autoSizeMode == STAGE && this.stage != null) {
@@ -471,6 +489,10 @@ class PageNavigator extends BaseNavigator implements IIndexSelector implements I
 		this.pageIndicator = null;
 	}
 
+	private function refreshPageIndicator():Void {
+		this.pageIndicator.visible = this.showPageIndicator;
+	}
+
 	override private function layoutContent():Void {
 		this.pageIndicator.x = 0.0;
 		this.pageIndicator.width = this.actualWidth;

src/feathers/controls/navigators/TabNavigator.hx

@@ -355,6 +355,16 @@ class TabNavigator extends BaseNavigator implements IIndexSelector implements ID
 		return this._tabBarFactory;
 	}
 
+	/**
+		Shows or hides the tab bar. If the tab bar is hidden, the selection
+		may only be changed programatically, or with a user swipe gesture, if
+		`swipeEnabled` is `true`.
+
+		@since 1.4.0
+	**/
+	@:style
+	public var showTabBar:Bool = true;
+
 	private var _ignoreSelectionChange = false;
 
 	override public function dispose():Void {
@@ -405,6 +415,7 @@ class TabNavigator extends BaseNavigator implements IIndexSelector implements ID
 	override private function update():Void {
 		var dataInvalid = this.isInvalid(DATA);
 		var selectionInvalid = this.isInvalid(SELECTION);
+		var stylesInvalid = this.isInvalid(STYLES);
 		if (this._previousCustomTabBarVariant != this.customTabBarVariant) {
 			this.setInvalidationFlag(INVALIDATION_FLAG_TAB_BAR_FACTORY);
 		}
@@ -414,6 +425,10 @@ class TabNavigator extends BaseNavigator implements IIndexSelector implements ID
 			this.createTabBar();
 		}
 
+		if (tabBarInvalid || stylesInvalid) {
+			this.refreshTabBar();
+		}
+
 		if (dataInvalid || tabBarInvalid) {
 			this.tabBar.itemToText = this.itemToText;
 			var oldIgnoreSelectionChange = this._ignoreSelectionChange;
@@ -437,6 +452,9 @@ class TabNavigator extends BaseNavigator implements IIndexSelector implements ID
 	}
 
 	override private function measure():Bool {
+		if (!this.showTabBar) {
+			return super.measure();
+		}
 		if (this.explicitWidth != null) {
 			this.tabBar.width = this.explicitWidth;
 		} else if (this._autoSizeMode == STAGE && this.stage != null) {
@@ -485,6 +503,10 @@ class TabNavigator extends BaseNavigator implements IIndexSelector implements ID
 		this.tabBar = null;
 	}
 
+	private function refreshTabBar():Void {
+		this.tabBar.visible = this.showTabBar;
+	}
+
 	override private function layoutContent():Void {
 		this.tabBar.x = 0.0;
 		this.tabBar.width = this.actualWidth;