Android: Convert MainView to Kotlin

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainView.java

@@ -1,41 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package org.dolphinemu.dolphinemu.ui.main;
-
-import org.dolphinemu.dolphinemu.features.settings.ui.MenuTag;
-
-/**
- * Abstraction for the screen that shows on application launch.
- * Implementations will differ primarily to target touch-screen
- * or non-touch screen devices.
- */
-public interface MainView
-{
-  /**
-   * Pass the view the native library's version string. Displaying
-   * it is optional.
-   *
-   * @param version A string pulled from native code.
-   */
-  void setVersionString(String version);
-
-  void launchSettingsActivity(MenuTag menuTag);
-
-  void launchFileListActivity();
-
-  void launchOpenFileActivity(int requestCode);
-
-  /**
-   * Shows or hides the loading indicator.
-   */
-  void setRefreshing(boolean refreshing);
-
-  /**
-   * To be called when the game file cache is updated.
-   */
-  void showGames();
-
-  void reloadGrid();
-
-  void showGridOptions();
-}

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainView.kt

@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.dolphinemu.dolphinemu.ui.main
+
+import org.dolphinemu.dolphinemu.features.settings.ui.MenuTag
+
+/**
+ * Abstraction for the screen that shows on application launch.
+ * Implementations will differ primarily to target touch-screen
+ * or non-touch screen devices.
+ */
+interface MainView {
+    /**
+     * Pass the view the native library's version string. Displaying
+     * it is optional.
+     *
+     * @param version A string pulled from native code.
+     */
+    fun setVersionString(version: String)
+
+    fun launchSettingsActivity(menuTag: MenuTag?)
+
+    fun launchFileListActivity()
+
+    fun launchOpenFileActivity(requestCode: Int)
+
+    /**
+     * Shows or hides the loading indicator.
+     */
+    fun setRefreshing(refreshing: Boolean)
+
+    /**
+     * To be called when the game file cache is updated.
+     */
+    fun showGames()
+
+    fun reloadGrid()
+
+    fun showGridOptions()
+}