Android: Convert MenuFragment to Kotlin

2 files changed, 210 insertions, 228 deletions

diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/MenuFragment.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/MenuFragment.java
deleted file mode 100644
index 5f8ce06013..0000000000
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/MenuFragment.java
+++ /dev/null
@@ -1,228 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package org.dolphinemu.dolphinemu.fragments;
-
-import android.content.pm.PackageManager;
-import android.os.Bundle;
-import android.util.SparseIntArray;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.Button;
-import android.widget.LinearLayout;
-
-import androidx.annotation.ColorInt;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.core.graphics.Insets;
-import androidx.core.view.ViewCompat;
-import androidx.core.view.WindowInsetsCompat;
-import androidx.fragment.app.Fragment;
-
-import com.google.android.material.color.MaterialColors;
-import com.google.android.material.elevation.ElevationOverlayProvider;
-
-import org.dolphinemu.dolphinemu.NativeLibrary;
-import org.dolphinemu.dolphinemu.R;
-import org.dolphinemu.dolphinemu.activities.EmulationActivity;
-import org.dolphinemu.dolphinemu.databinding.FragmentIngameMenuBinding;
-import org.dolphinemu.dolphinemu.features.settings.model.BooleanSetting;
-import org.dolphinemu.dolphinemu.features.settings.model.IntSetting;
-import org.dolphinemu.dolphinemu.utils.InsetsHelper;
-import org.dolphinemu.dolphinemu.utils.ThemeHelper;
-
-public final class MenuFragment extends Fragment implements View.OnClickListener
-{
-  private static final String KEY_TITLE = "title";
-  private static final String KEY_WII = "wii";
-  private static SparseIntArray buttonsActionsMap = new SparseIntArray();
-
-  private int mCutInset = 0;
-
-  static
-  {
-    buttonsActionsMap
-            .append(R.id.menu_pause_emulation, EmulationActivity.MENU_ACTION_PAUSE_EMULATION);
-    buttonsActionsMap
-            .append(R.id.menu_unpause_emulation, EmulationActivity.MENU_ACTION_UNPAUSE_EMULATION);
-    buttonsActionsMap
-            .append(R.id.menu_take_screenshot, EmulationActivity.MENU_ACTION_TAKE_SCREENSHOT);
-    buttonsActionsMap.append(R.id.menu_quicksave, EmulationActivity.MENU_ACTION_QUICK_SAVE);
-    buttonsActionsMap.append(R.id.menu_quickload, EmulationActivity.MENU_ACTION_QUICK_LOAD);
-    buttonsActionsMap
-            .append(R.id.menu_emulation_save_root, EmulationActivity.MENU_ACTION_SAVE_ROOT);
-    buttonsActionsMap
-            .append(R.id.menu_emulation_load_root, EmulationActivity.MENU_ACTION_LOAD_ROOT);
-    buttonsActionsMap
-            .append(R.id.menu_overlay_controls, EmulationActivity.MENU_ACTION_OVERLAY_CONTROLS);
-    buttonsActionsMap
-            .append(R.id.menu_refresh_wiimotes, EmulationActivity.MENU_ACTION_REFRESH_WIIMOTES);
-    buttonsActionsMap.append(R.id.menu_change_disc, EmulationActivity.MENU_ACTION_CHANGE_DISC);
-    buttonsActionsMap.append(R.id.menu_exit, EmulationActivity.MENU_ACTION_EXIT);
-    buttonsActionsMap.append(R.id.menu_settings, EmulationActivity.MENU_ACTION_SETTINGS);
-    buttonsActionsMap.append(R.id.menu_skylanders, EmulationActivity.MENU_ACTION_SKYLANDERS);
-    buttonsActionsMap.append(R.id.menu_infinitybase, EmulationActivity.MENU_ACTION_INFINITY_BASE);
-  }
-
-  private FragmentIngameMenuBinding mBinding;
-
-  public static MenuFragment newInstance()
-  {
-    MenuFragment fragment = new MenuFragment();
-
-    Bundle arguments = new Bundle();
-    if (NativeLibrary.IsGameMetadataValid())
-    {
-      arguments.putString(KEY_TITLE, NativeLibrary.GetCurrentTitleDescription());
-      arguments.putBoolean(KEY_WII, NativeLibrary.IsEmulatingWii());
-    }
-    fragment.setArguments(arguments);
-
-    return fragment;
-  }
-
-  @NonNull
-  @Override
-  public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
-          Bundle savedInstanceState)
-  {
-    mBinding = FragmentIngameMenuBinding.inflate(inflater, container, false);
-    return mBinding.getRoot();
-  }
-
-  @Override
-  public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState)
-  {
-    if (IntSetting.MAIN_INTERFACE_THEME.getInt() != ThemeHelper.DEFAULT)
-    {
-      @ColorInt int color = new ElevationOverlayProvider(view.getContext()).compositeOverlay(
-              MaterialColors.getColor(view, R.attr.colorSurface),
-              view.getElevation());
-      view.setBackgroundColor(color);
-    }
-
-    setInsets();
-    updatePauseUnpauseVisibility();
-
-    if (!requireActivity().getPackageManager().hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN))
-    {
-      mBinding.menuOverlayControls.setVisibility(View.GONE);
-    }
-
-    if (!getArguments().getBoolean(KEY_WII, true))
-    {
-      mBinding.menuRefreshWiimotes.setVisibility(View.GONE);
-      mBinding.menuSkylanders.setVisibility(View.GONE);
-    }
-
-    if (!BooleanSetting.MAIN_EMULATE_SKYLANDER_PORTAL.getBoolean())
-    {
-      mBinding.menuSkylanders.setVisibility(View.GONE);
-    }
-
-    LinearLayout options = mBinding.layoutOptions;
-    for (int childIndex = 0; childIndex < options.getChildCount(); childIndex++)
-    {
-      Button button = (Button) options.getChildAt(childIndex);
-
-      button.setOnClickListener(this);
-    }
-
-    mBinding.menuExit.setOnClickListener(this);
-
-    String title = getArguments().getString(KEY_TITLE, null);
-    if (title != null)
-    {
-      mBinding.textGameTitle.setText(title);
-    }
-  }
-
-  private void setInsets()
-  {
-    ViewCompat.setOnApplyWindowInsetsListener(mBinding.getRoot(), (v, windowInsets) ->
-    {
-      Insets cutInsets = windowInsets.getInsets(WindowInsetsCompat.Type.displayCutout());
-      mCutInset = cutInsets.left;
-
-      int left = 0;
-      int right = 0;
-      if (ViewCompat.getLayoutDirection(v) == ViewCompat.LAYOUT_DIRECTION_LTR)
-      {
-        left = cutInsets.left;
-      }
-      else
-      {
-        right = cutInsets.right;
-      }
-
-      v.post(() -> NativeLibrary.SetObscuredPixelsLeft(v.getWidth()));
-
-      // Don't use padding if the navigation bar isn't in the way
-      if (InsetsHelper.getBottomPaddingRequired(requireActivity()) > 0)
-      {
-        v.setPadding(left, cutInsets.top, right,
-                cutInsets.bottom + InsetsHelper.getNavigationBarHeight(requireContext()));
-      }
-      else
-      {
-        v.setPadding(left, cutInsets.top, right,
-                cutInsets.bottom + getResources().getDimensionPixelSize(R.dimen.spacing_large));
-      }
-      return windowInsets;
-    });
-  }
-
-  @Override
-  public void onResume()
-  {
-    super.onResume();
-
-    boolean savestatesEnabled = BooleanSetting.MAIN_ENABLE_SAVESTATES.getBoolean();
-    int savestateVisibility = savestatesEnabled ? View.VISIBLE : View.GONE;
-    mBinding.menuQuicksave.setVisibility(savestateVisibility);
-    mBinding.menuQuickload.setVisibility(savestateVisibility);
-    mBinding.menuEmulationSaveRoot.setVisibility(savestateVisibility);
-    mBinding.menuEmulationLoadRoot.setVisibility(savestateVisibility);
-  }
-
-  @Override
-  public void onDestroyView()
-  {
-    super.onDestroyView();
-
-    NativeLibrary.SetObscuredPixelsLeft(mCutInset);
-    mBinding = null;
-  }
-
-  private void updatePauseUnpauseVisibility()
-  {
-    boolean paused = EmulationActivity.Companion.getHasUserPausedEmulation();
-
-    mBinding.menuUnpauseEmulation.setVisibility(paused ? View.VISIBLE : View.GONE);
-    mBinding.menuPauseEmulation.setVisibility(paused ? View.GONE : View.VISIBLE);
-  }
-
-  @Override
-  public void onClick(View button)
-  {
-    int action = buttonsActionsMap.get(button.getId());
-    EmulationActivity activity = (EmulationActivity) requireActivity();
-
-    if (action == EmulationActivity.MENU_ACTION_OVERLAY_CONTROLS)
-    {
-      // We could use the button parameter as the anchor here, but this often results in a tiny menu
-      // (because the button often is in the middle of the screen), so let's use mTitleText instead
-      activity.showOverlayControlsMenu(mBinding.textGameTitle);
-    }
-    else if (action >= 0)
-    {
-      activity.handleMenuAction(action);
-    }
-
-    if (action == EmulationActivity.MENU_ACTION_PAUSE_EMULATION ||
-            action == EmulationActivity.MENU_ACTION_UNPAUSE_EMULATION)
-    {
-      updatePauseUnpauseVisibility();
-    }
-  }
-}
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/MenuFragment.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/MenuFragment.kt
new file mode 100644
index 0000000000..a90d07930c
--- /dev/null
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/MenuFragment.kt
@@ -0,0 +1,210 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.dolphinemu.dolphinemu.fragments
+
+import android.content.pm.PackageManager
+import android.os.Bundle
+import android.util.SparseIntArray
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Button
+import androidx.annotation.ColorInt
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.fragment.app.Fragment
+import com.google.android.material.color.MaterialColors
+import com.google.android.material.elevation.ElevationOverlayProvider
+import org.dolphinemu.dolphinemu.NativeLibrary
+import org.dolphinemu.dolphinemu.R
+import org.dolphinemu.dolphinemu.activities.EmulationActivity
+import org.dolphinemu.dolphinemu.databinding.FragmentIngameMenuBinding
+import org.dolphinemu.dolphinemu.features.settings.model.BooleanSetting
+import org.dolphinemu.dolphinemu.features.settings.model.IntSetting
+import org.dolphinemu.dolphinemu.utils.InsetsHelper
+import org.dolphinemu.dolphinemu.utils.ThemeHelper
+
+class MenuFragment : Fragment(), View.OnClickListener {
+    private var cutInset = 0
+
+    private var _binding: FragmentIngameMenuBinding? = null
+    private val binding get() = _binding!!
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        _binding = FragmentIngameMenuBinding.inflate(inflater, container, false)
+        return binding.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        if (IntSetting.MAIN_INTERFACE_THEME.int != ThemeHelper.DEFAULT) {
+            @ColorInt val color = ElevationOverlayProvider(view.context).compositeOverlay(
+                MaterialColors.getColor(view, R.attr.colorSurface),
+                view.elevation
+            )
+            view.setBackgroundColor(color)
+        }
+
+        setInsets()
+        updatePauseUnpauseVisibility()
+
+        if (!requireActivity().packageManager.hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN)) {
+            binding.menuOverlayControls.visibility = View.GONE
+        }
+
+        if (!requireArguments().getBoolean(KEY_WII, true)) {
+            binding.menuRefreshWiimotes.visibility = View.GONE
+            binding.menuSkylanders.visibility = View.GONE
+        }
+
+        if (!BooleanSetting.MAIN_EMULATE_SKYLANDER_PORTAL.boolean) {
+            binding.menuSkylanders.visibility = View.GONE
+        }
+
+        val options = binding.layoutOptions
+        for (childIndex in 0 until options.childCount) {
+            val button = options.getChildAt(childIndex) as Button
+            button.setOnClickListener(this)
+        }
+
+        binding.menuExit.setOnClickListener(this)
+
+        val title = requireArguments().getString(KEY_TITLE, null)
+        if (title != null) {
+            binding.textGameTitle.text = title
+        }
+    }
+
+    private fun setInsets() =
+        ViewCompat.setOnApplyWindowInsetsListener(binding.root) { v: View, windowInsets: WindowInsetsCompat ->
+            val cutInsets = windowInsets.getInsets(WindowInsetsCompat.Type.displayCutout())
+            cutInset = cutInsets.left
+            var left = 0
+            var right = 0
+            if (ViewCompat.getLayoutDirection(v) == ViewCompat.LAYOUT_DIRECTION_LTR) {
+                left = cutInsets.left
+            } else {
+                right = cutInsets.right
+            }
+            v.post { NativeLibrary.SetObscuredPixelsLeft(v.width) }
+
+            // Don't use padding if the navigation bar isn't in the way
+            if (InsetsHelper.getBottomPaddingRequired(requireActivity()) > 0) {
+                v.setPadding(
+                    left, cutInsets.top, right,
+                    cutInsets.bottom + InsetsHelper.getNavigationBarHeight(requireContext())
+                )
+            } else {
+                v.setPadding(
+                    left, cutInsets.top, right,
+                    cutInsets.bottom + resources.getDimensionPixelSize(R.dimen.spacing_large)
+                )
+            }
+            windowInsets
+        }
+
+    override fun onResume() {
+        super.onResume()
+        val savestatesEnabled = BooleanSetting.MAIN_ENABLE_SAVESTATES.boolean
+        val savestateVisibility = if (savestatesEnabled) View.VISIBLE else View.GONE
+        binding.menuQuicksave.visibility = savestateVisibility
+        binding.menuQuickload.visibility = savestateVisibility
+        binding.menuEmulationSaveRoot.visibility = savestateVisibility
+        binding.menuEmulationLoadRoot.visibility = savestateVisibility
+    }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        NativeLibrary.SetObscuredPixelsLeft(cutInset)
+        _binding = null
+    }
+
+    private fun updatePauseUnpauseVisibility() {
+        val paused = EmulationActivity.hasUserPausedEmulation
+        binding.menuUnpauseEmulation.visibility = if (paused) View.VISIBLE else View.GONE
+        binding.menuPauseEmulation.visibility = if (paused) View.GONE else View.VISIBLE
+    }
+
+    override fun onClick(button: View) {
+        val action = buttonsActionsMap[button.id]
+        val activity = requireActivity() as EmulationActivity
+
+        if (action == EmulationActivity.MENU_ACTION_OVERLAY_CONTROLS) {
+            // We could use the button parameter as the anchor here, but this often results in a tiny menu
+            // (because the button often is in the middle of the screen), so let's use mTitleText instead
+            activity.showOverlayControlsMenu(binding.textGameTitle)
+        } else if (action >= 0) {
+            activity.handleMenuAction(action)
+        }
+
+        if (action == EmulationActivity.MENU_ACTION_PAUSE_EMULATION ||
+            action == EmulationActivity.MENU_ACTION_UNPAUSE_EMULATION
+        ) {
+            updatePauseUnpauseVisibility()
+        }
+    }
+
+    companion object {
+        private const val KEY_TITLE = "title"
+        private const val KEY_WII = "wii"
+        private val buttonsActionsMap = SparseIntArray()
+
+        init {
+            buttonsActionsMap.append(
+                R.id.menu_pause_emulation,
+                EmulationActivity.MENU_ACTION_PAUSE_EMULATION
+            )
+            buttonsActionsMap.append(
+                R.id.menu_unpause_emulation,
+                EmulationActivity.MENU_ACTION_UNPAUSE_EMULATION
+            )
+            buttonsActionsMap.append(
+                R.id.menu_take_screenshot,
+                EmulationActivity.MENU_ACTION_TAKE_SCREENSHOT
+            )
+            buttonsActionsMap.append(R.id.menu_quicksave, EmulationActivity.MENU_ACTION_QUICK_SAVE)
+            buttonsActionsMap.append(R.id.menu_quickload, EmulationActivity.MENU_ACTION_QUICK_LOAD)
+            buttonsActionsMap.append(
+                R.id.menu_emulation_save_root,
+                EmulationActivity.MENU_ACTION_SAVE_ROOT
+            )
+            buttonsActionsMap.append(
+                R.id.menu_emulation_load_root,
+                EmulationActivity.MENU_ACTION_LOAD_ROOT
+            )
+            buttonsActionsMap.append(
+                R.id.menu_overlay_controls,
+                EmulationActivity.MENU_ACTION_OVERLAY_CONTROLS
+            )
+            buttonsActionsMap.append(
+                R.id.menu_refresh_wiimotes,
+                EmulationActivity.MENU_ACTION_REFRESH_WIIMOTES
+            )
+            buttonsActionsMap.append(
+                R.id.menu_change_disc,
+                EmulationActivity.MENU_ACTION_CHANGE_DISC
+            )
+            buttonsActionsMap.append(R.id.menu_exit, EmulationActivity.MENU_ACTION_EXIT)
+            buttonsActionsMap.append(R.id.menu_settings, EmulationActivity.MENU_ACTION_SETTINGS)
+            buttonsActionsMap.append(R.id.menu_skylanders, EmulationActivity.MENU_ACTION_SKYLANDERS)
+            buttonsActionsMap.append(
+                R.id.menu_infinitybase,
+                EmulationActivity.MENU_ACTION_INFINITY_BASE
+            )
+        }
+
+        fun newInstance(): MenuFragment {
+            val fragment = MenuFragment()
+            val arguments = Bundle()
+            if (NativeLibrary.IsGameMetadataValid()) {
+                arguments.putString(KEY_TITLE, NativeLibrary.GetCurrentTitleDescription())
+                arguments.putBoolean(KEY_WII, NativeLibrary.IsEmulatingWii())
+            }
+            fragment.arguments = arguments
+            return fragment
+        }
+    }
+}