Android: Add multiple save slots

android/app/src/main/java/com/github/stenzek/duckstation/EmulationActivity.java

@@ -43,6 +43,7 @@ public class EmulationActivity extends AppCompatActivity implements SurfaceHolde
     private boolean mApplySettingsOnSurfaceRestored = false;
     private String mGameTitle = null;
     private EmulationSurfaceView mContentView;
+    private int mSaveStateSlot = 0;
 
     private boolean getBooleanSetting(String key, boolean defaultValue) {
         return mPreferences.getBoolean(key, defaultValue);
@@ -269,25 +270,28 @@ public class EmulationActivity extends AppCompatActivity implements SurfaceHolde
 
     private void showMenu() {
         AlertDialog.Builder builder = new AlertDialog.Builder(this);
-        if (mGameTitle != null && !mGameTitle.isEmpty())
-            builder.setTitle(mGameTitle);
-
         builder.setItems(R.array.emulation_menu, (dialogInterface, i) -> {
             switch (i)
             {
                 case 0:     // Quick Load
                 {
-                    AndroidHostInterface.getInstance().loadState(false, 0);
+                    AndroidHostInterface.getInstance().loadState(false, mSaveStateSlot);
                     return;
                 }
 
                 case 1:     // Quick Save
                 {
-                    AndroidHostInterface.getInstance().saveState(false, 0);
+                    AndroidHostInterface.getInstance().saveState(false, mSaveStateSlot);
+                    return;
+                }
+
+                case 2:     // Save State Slot
+                {
+                    showSaveStateSlotMenu();
                     return;
                 }
 
-                case 2:     // Toggle Speed Limiter
+                case 3:     // Toggle Speed Limiter
                 {
                     boolean newSetting = !getBooleanSetting("Main/SpeedLimiterEnabled", true);
                     setBooleanSetting("Main/SpeedLimiterEnabled", newSetting);
@@ -295,13 +299,13 @@ public class EmulationActivity extends AppCompatActivity implements SurfaceHolde
                     return;
                 }
 
-                case 3:     // More Options
+                case 4:     // More Options
                 {
                     showMoreMenu();
                     return;
                 }
 
-                case 4:     // Quit
+                case 5:     // Quit
                 {
                     mStopRequested = true;
                     finish();
@@ -313,6 +317,16 @@ public class EmulationActivity extends AppCompatActivity implements SurfaceHolde
         builder.create().show();
     }
 
+    private void showSaveStateSlotMenu() {
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setSingleChoiceItems(R.array.emulation_save_state_slot_menu, mSaveStateSlot, (dialogInterface, i) -> {
+            mSaveStateSlot = i;
+            dialogInterface.dismiss();
+        });
+        builder.setOnDismissListener(dialogInterface -> enableFullscreenImmersive());
+        builder.create().show();
+    }
+
     private void showMoreMenu() {
         AlertDialog.Builder builder = new AlertDialog.Builder(this);
         if (mGameTitle != null && !mGameTitle.isEmpty())
@@ -351,12 +365,6 @@ public class EmulationActivity extends AppCompatActivity implements SurfaceHolde
                     startActivityForResult(intent, REQUEST_CODE_SETTINGS);
                     return;
                 }
-
-                case 5:     // Quit
-                {
-                    finish();
-                    return;
-                }
             }
         });
         builder.setOnDismissListener(dialogInterface -> enableFullscreenImmersive());

android/app/src/main/res/values/arrays.xml

@@ -128,8 +128,9 @@
         <item>PerGameTitle</item>
     </string-array>
     <string-array name="emulation_menu">
-        <item>Quick Load</item>
-        <item>Quick Save</item>
+        <item>Load State</item>
+        <item>Save State</item>
+        <item>Save State Slot</item>
         <item>Toggle Speed Limiter</item>
         <item>More Options</item>
         <item>Quit</item>
@@ -140,7 +141,19 @@
         <item>Change Disc</item>
         <item>Change Touchscreen Controller</item>
         <item>Settings</item>
-        <item>Quit</item>
+    </string-array>
+    <string-array name="emulation_save_state_slot_menu">
+        <item>Quick Slot</item>
+        <item>Game Slot 1</item>
+        <item>Game Slot 2</item>
+        <item>Game Slot 3</item>
+        <item>Game Slot 4</item>
+        <item>Game Slot 5</item>
+        <item>Game Slot 6</item>
+        <item>Game Slot 7</item>
+        <item>Game Slot 8</item>
+        <item>Game Slot 9</item>
+        <item>Game Slot 10</item>
     </string-array>
     <string-array name="settings_cdrom_read_speedup_entries">
         <item>None (Double Speed)</item>