[Android] Add reset in

Android/res/values/strings.xml

@@ -141,6 +141,8 @@
     <string name="VerticalInterruptsPerSecond">Vertical interrupts per second</string>
     <string name="ForceGfxReset_title">Reset GFX Plugin</string>
     <string name="ForceGfxReset_summary">Always reload GFX plugin</string>
+    <string name="settings_reset_title">Reset settings</string>
+    <string name="settings_reset_message">Reset all settings back to their defaults?</string>
         
     <string-array name="DisplaySpeed_list">
         <item>@string/DListPerSecond</item>

Android/src/emu/project64/jni/NativeExports.java

@@ -37,6 +37,7 @@ public class NativeExports
     public static native void LoadRomList();
     public static native void RefreshRomDir(String RomDir, boolean Recursive);
     public static native void ExternalEvent(int Type);
+    public static native void ResetApplicationSettings();
 	
     public static native void onSurfaceCreated();    
     public static native void onSurfaceChanged(int width, int height); 
@@ -44,8 +45,10 @@ public class NativeExports
     
     public static native void UISettingsSaveBool(int Type, boolean Value);
     public static native void UISettingsSaveDword(int Type, int Value);
+    public static native void UISettingsSaveString(int type, String value);
 
     public static native boolean UISettingsLoadBool(int Type);
     public static native int UISettingsLoadDword(int Type);
+    public static native String UISettingsLoadString(int type);
     public static native String UISettingsLoadStringIndex(int Type, int Index);
 }

Android/src/emu/project64/settings/BaseSettingsFragment.java

@@ -24,9 +24,14 @@
 package emu.project64.settings;
 
 import emu.project64.R;
+import emu.project64.SplashActivity;
+import emu.project64.jni.NativeExports;
+import android.content.DialogInterface;
+import android.content.Intent;
 import android.os.Bundle;
 import android.support.v4.app.DialogFragment;
 import android.support.v4.app.Fragment;
+import android.support.v7.app.AlertDialog;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceFragmentCompat;
@@ -71,4 +76,39 @@ public abstract class BaseSettingsFragment extends PreferenceFragmentCompat
         }*/
         super.onDisplayPreferenceDialog(preference);
     }
+
+    @Override
+    public boolean onPreferenceTreeClick(Preference preference)
+    {
+        if (preference.getKey().equals("settings_reset"))
+        {
+            DialogInterface.OnClickListener internalListener = new DialogInterface.OnClickListener()
+            {
+                @Override
+                public void onClick( DialogInterface dialog, int which )
+                {
+                    if( which == DialogInterface.BUTTON_POSITIVE )
+                    {
+                        NativeExports.ResetApplicationSettings();
+                        SplashActivity.Reset();
+                        Intent SplashIntent = new Intent(getActivity(), SplashActivity.class);
+                        SplashIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+                        startActivity(SplashIntent);
+                    }
+                }
+            };
+
+            String title = getString( R.string.settings_reset_title );
+            String message = getString( R.string.settings_reset_message );
+            AlertDialog.Builder builder = new AlertDialog.Builder( getActivity() ).setTitle( title ).setMessage( message ).setCancelable( false )
+                    .setNegativeButton( getString( android.R.string.cancel ), internalListener )
+                    .setPositiveButton( getString( android.R.string.ok ), internalListener );
+            builder.create().show();
+        }
+        else
+        {
+            return super.onPreferenceTreeClick(preference);
+        }
+        return true;
+    }
 }