Add popToRoot option to bottomTab on Android (#7244)

Author: svbutko

lib/android/app/src/main/java/com/reactnativenavigation/options/BottomTabOptions.java

@@ -43,6 +43,7 @@ public static BottomTabOptions parse(Context context, TypefaceLoader typefaceMan
         options.selectedFontSize = NumberParser.parse(json, "selectedFontSize");
         options.dotIndicator = DotIndicatorOptions.parse(context, json.optJSONObject("dotIndicator"));
         options.selectTabOnPress = BoolParser.parse(json, "selectTabOnPress");
+        options.popToRoot = BoolParser.parse(json, "popToRoot");
 
         return options;
     }
@@ -64,6 +65,7 @@ public static BottomTabOptions parse(Context context, TypefaceLoader typefaceMan
     public Number fontSize = new NullNumber();
     public Number selectedFontSize = new NullNumber();
     public Bool selectTabOnPress = new NullBool();
+    public Bool popToRoot = new NullBool();
     public FontOptions font = new FontOptions();
 
 
@@ -87,6 +89,7 @@ void mergeWith(final BottomTabOptions other) {
         font.mergeWith(other.font);
         if (other.dotIndicator.hasValue()) dotIndicator = other.dotIndicator;
         if (other.selectTabOnPress.hasValue()) selectTabOnPress = other.selectTabOnPress;
+        if (other.popToRoot.hasValue()) popToRoot = other.popToRoot;
     }
 
     void mergeWithDefault(final BottomTabOptions defaultOptions) {
@@ -109,6 +112,7 @@ void mergeWithDefault(final BottomTabOptions defaultOptions) {
         if (!testId.hasValue()) testId = defaultOptions.testId;
         if (!dotIndicator.hasValue()) dotIndicator = defaultOptions.dotIndicator;
         if (!selectTabOnPress.hasValue()) selectTabOnPress = defaultOptions.selectTabOnPress;
+        if (!popToRoot.hasValue()) popToRoot = defaultOptions.popToRoot;
 
     }
 

lib/android/app/src/main/java/com/reactnativenavigation/viewcontrollers/bottomtabs/BottomTabsController.java

@@ -183,7 +183,7 @@ public boolean onTabSelected(int index, boolean wasSelected) {
             }
         }
 
-        if (wasSelected && stack instanceof StackController) {
+        if (options.popToRoot.get(false) && wasSelected && stack instanceof StackController) {
             ((StackController) stack).popToRoot(Options.EMPTY, new CommandListenerAdapter());
         }
 

lib/src/interfaces/Options.ts

@@ -1005,6 +1005,11 @@ export interface OptionsBottomTab {
    * instead it will emit a bottomTabPressedEvent
    */
   selectTabOnPress?: boolean;
+  /**
+   * Pop to root of stack by tapping on already selected tab
+   * #### (Android specific)
+   */
+  popToRoot?: boolean;
 }
 
 export interface SideMenuSide {

website/docs/api/options-bottomTab.mdx

@@ -17,6 +17,14 @@ const options = {
 | ------- | -------- | -------- |
 | boolean | No       | Both     |
 
+## `popToRoot`
+
+Pop to root of stack by tapping on already selected tab.
+
+| Type    | Required | Platform  |
+| ------- | -------- | --------- |
+| boolean | No       | Android   |
+
 ## `badge`
 
 | Type   | Required | Platform |