diff --git a/xwords4/android/app/src/main/AndroidManifest.xml b/xwords4/android/app/src/main/AndroidManifest.xml
index 96c1e4142..f509f3788 100644
--- a/xwords4/android/app/src/main/AndroidManifest.xml
+++ b/xwords4/android/app/src/main/AndroidManifest.xml
@@ -73,6 +73,10 @@
       </intent-filter>
     </activity>
 
+    <activity android:name="HostActivity"
+              android:theme="@android:style/Theme.Translucent.NoTitleBar"
+              />
+
     <activity android:name="DictsActivity"
               android:label="@string/title_dicts_list"
               android:configChanges="keyboardHidden|orientation|screenSize"
diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DelegateBase.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DelegateBase.java
index dac9dead6..a4c7df239 100644
--- a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DelegateBase.java
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DelegateBase.java
@@ -436,6 +436,32 @@ public class DelegateBase implements DlgClickNotify,
         show( fragment );
     }
 
+    protected void show( DlgState state )
+    {
+        DlgDelegateAlert df = null;
+        switch ( state.m_id ) {
+        case CONFIRM_THEN:
+            df = ConfirmThenAlert.newInstance( state );
+            break;
+        case DIALOG_ENABLESMS:
+            df = EnableSMSAlert.newInstance( state );
+            break;
+        case DIALOG_OKONLY:
+            df = OkOnlyAlert.newInstance( state );
+            break;
+        case DIALOG_NOTAGAIN:
+            df = NotAgainAlert.newInstance( state );
+            break;
+        case INVITE_CHOICES_THEN:
+            df = InviteChoicesAlert.newInstance( state );
+            break;
+        default:
+            Assert.fail();
+        }
+
+        show( df );
+    }
+
     protected void show( DialogFragment df )
     {
         if ( m_activity instanceof XWActivity ) {
@@ -580,9 +606,9 @@ public class DelegateBase implements DlgClickNotify,
         m_dlgDelegate.stopProgress();
     }
 
-    protected void showSMSEnableDialog( Action action, Object... params )
+    protected void showSMSEnableDialog( Action action )
     {
-        m_dlgDelegate.showSMSEnableDialog( action, params );
+        m_dlgDelegate.showSMSEnableDialog( action );
     }
 
     protected boolean isVisible() { return m_isVisible; }
@@ -653,7 +679,7 @@ public class DelegateBase implements DlgClickNotify,
                        action.toString() );
         switch( action ) {
         case ENABLE_SMS_ASK:
-            showSMSEnableDialog( Action.ENABLE_SMS_DO, params );
+            showSMSEnableDialog( Action.ENABLE_SMS_DO );
             break;
         case ENABLE_SMS_DO:
             XWPrefs.setSMSEnabled( m_activity, true );
diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgDelegate.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgDelegate.java
index 6e6aa5864..5e242cb67 100644
--- a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgDelegate.java
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgDelegate.java
@@ -406,19 +406,18 @@ public class DlgDelegate {
             .setParams( params )
             .setTitle( titleId )
             .setAction(action);
-        m_dlgt.show( OkOnlyAlert.newInstance( state ) );
+        m_dlgt.show( state );
     }
 
     // Puts up alert asking to choose a reason to enable SMS, and on dismiss
     // calls onPosButton/onNegButton with the action and in params a Boolean
     // indicating whether enabling is now ok.
-    public void showSMSEnableDialog( Action action, Object... params )
+    public void showSMSEnableDialog( Action action )
     {
         DlgState state = new DlgState( DlgID.DIALOG_ENABLESMS )
-            .setAction( action )
-            .setParams( params );
+            .setAction( action );
 
-        m_dlgt.show( EnableSMSAlert.newInstance( state ) );
+        m_dlgt.show( state );
     }
 
     private void showNotAgainDlgThen( String msg, int prefsKey,
@@ -443,7 +442,7 @@ public class DlgDelegate {
                 .setAction( action )
                 .setActionPair( more )
                 .setParams( params );
-            m_dlgt.show( NotAgainAlert.newInstance( state ) );
+            m_dlgt.show( state );
         }
     }
 
@@ -460,7 +459,7 @@ public class DlgDelegate {
                 .setAction( action )
                 .setTitle( titleId )
                 .setParams( params );
-            m_dlgt.show( ConfirmThenAlert.newInstance( state ) );
+            m_dlgt.show( state );
         }
     }
 
@@ -475,7 +474,7 @@ public class DlgDelegate {
             DlgState state = new DlgState( DlgID.INVITE_CHOICES_THEN )
                 .setAction( action )
                 .setParams( info );
-            m_dlgt.show( InviteChoicesAlert.newInstance( state ) );
+            m_dlgt.show( state );
         } else {
             post( new Runnable() {
                     public void run() {
diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgDelegateAlert.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgDelegateAlert.java
index 9d4d4ad8d..a5f6e7d72 100644
--- a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgDelegateAlert.java
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/DlgDelegateAlert.java
@@ -29,6 +29,7 @@ import android.os.Bundle;
 import android.support.v4.app.DialogFragment;
 import org.eehouse.android.xw4.DlgDelegate.Action;
 import org.eehouse.android.xw4.DlgDelegate.ActionPair;
+import org.eehouse.android.xw4.DlgDelegate.DlgClickNotify;
 
 import junit.framework.Assert;
 
@@ -68,6 +69,17 @@ public class DlgDelegateAlert extends DialogFragment {
         bundle.putParcelable( STATE_KEY, m_state );
     }
 
+    @Override
+    public void onDismiss( DialogInterface dif )
+    {
+        Activity activity = getActivity();
+        if ( activity instanceof DlgClickNotify ) {
+            ((DlgClickNotify)activity)
+                .onDismissed( m_state.m_action, m_state.m_params );
+        }
+        super.onDismiss( dif );
+    }
+
     protected void checkNotAgainCheck( DlgState state, NotAgainView naView )
     {
         if ( null != naView && naView.getChecked() ) {
@@ -75,8 +87,8 @@ public class DlgDelegateAlert extends DialogFragment {
                 XWPrefs.setPrefsBoolean( getActivity(), m_state.m_prefsKey,
                                          true );
             } else if ( null != state.m_onNAChecked ) {
-                XWActivity activity = (XWActivity)getActivity();
-                activity.onPosButton( m_state.m_onNAChecked, null );
+                DlgClickNotify notify = (DlgClickNotify)getActivity();
+                notify.onPosButton( m_state.m_onNAChecked, null );
             }
         }
     }
@@ -103,14 +115,14 @@ public class DlgDelegateAlert extends DialogFragment {
 
                     Activity activity = getActivity();
                     if ( Action.SKIP_CALLBACK != m_state.m_action
-                         && activity instanceof XWActivity ) {
-                        XWActivity xwact = (XWActivity)activity;
+                         && activity instanceof DlgClickNotify ) {
+                        DlgClickNotify notify = (DlgClickNotify)activity;
                         switch ( button ) {
                         case AlertDialog.BUTTON_POSITIVE:
-                            xwact.onPosButton( m_state.m_action, m_state.m_params );
+                            notify.onPosButton( m_state.m_action, m_state.m_params );
                             break;
                         case AlertDialog.BUTTON_NEGATIVE:
-                            xwact.onNegButton( m_state.m_action, m_state.m_params );
+                            notify.onNegButton( m_state.m_action, m_state.m_params );
                             break;
                         default:
                             DbgUtils.loge( TAG, "unexpected button %d",
diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/HostActivity.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/HostActivity.java
new file mode 100644
index 000000000..5bff99313
--- /dev/null
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/HostActivity.java
@@ -0,0 +1,36 @@
+/* -*- compile-command: "find-and-gradle.sh installXw4Debug"; -*- */
+/*
+ * Copyright 2009-2010 by Eric House (xwords@eehouse.org).  All
+ * rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+package org.eehouse.android.xw4;
+
+import android.os.Bundle;
+import android.app.Activity;
+import android.content.Intent;
+
+public class HostActivity extends XWActivity {
+    private HostDelegate m_dlgt;
+
+    @Override
+    public void onCreate( Bundle sis ) {
+        m_dlgt = new HostDelegate( this, sis );
+        super.onCreate( sis, m_dlgt );
+    }
+
+}
diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/HostDelegate.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/HostDelegate.java
new file mode 100644
index 000000000..626bf72d9
--- /dev/null
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/HostDelegate.java
@@ -0,0 +1,97 @@
+/* -*- compile-command: "find-and-gradle.sh installXw4Debug"; -*- */
+/*
+ * Copyright 2014-2016 by Eric House (xwords@eehouse.org).  All rights
+ * reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+package org.eehouse.android.xw4;
+
+import android.os.Bundle;
+import android.app.Activity;
+import android.content.Intent;
+
+import org.eehouse.android.xw4.DlgDelegate.Action;
+
+class HostDelegate extends DelegateBase {
+    private static final String ACTION = "ACTION";
+    private static final String IS_POS_BUTTON = "POS_BUTTON";
+    private static final String STATE = "STATE";
+
+    private Bundle mArgs;
+
+    public HostDelegate( Delegator delegator, Bundle sis )
+    {
+        super( delegator, sis, 0 );
+        mArgs = delegator.getArguments();
+    }
+
+    @Override
+    protected void init( Bundle savedInstanceState )
+    {
+        show( (DlgState)mArgs.getParcelable( STATE ) );
+    }
+
+    @Override
+    public boolean onPosButton( Action action, Object[] params )
+    {
+        setResult( action, true );
+        return true;
+    }
+
+    @Override
+    public boolean onNegButton( Action action, Object[] params )
+    {
+        setResult( action, false );
+        return true;
+    }
+
+    @Override
+    public boolean onDismissed( Action action, Object[] params )
+    {
+        finish();
+        return true;
+    }
+
+    private void setResult( Action action, boolean wasPos )
+    {
+        Intent intent = new Intent();
+        intent.putExtra( ACTION, action.ordinal() );
+        intent.putExtra( IS_POS_BUTTON, wasPos );
+        setResult( Activity.RESULT_OK, intent );
+        finish();
+    }
+
+    protected static void showForResult( Activity parent, DlgState state )
+    {
+        Intent intent = new Intent( parent, HostActivity.class );
+        intent.putExtra( STATE, state );
+        parent.startActivityForResult( intent,
+                                       RequestCode.HOST_DIALOG.ordinal() );
+    }
+
+    protected static void resultReceived( DlgDelegate.DlgClickNotify target,
+                                          RequestCode requestCode,
+                                          Intent data )
+    {
+        Action action = Action.values()[data.getIntExtra(ACTION, -1)];
+        if ( data.getBooleanExtra( IS_POS_BUTTON, false ) ) {
+            target.onPosButton( action, null );
+        } else {
+            target.onNegButton( action, null );
+        }
+    }
+}
diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/PrefsActivity.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/PrefsActivity.java
index a48544463..17d6cffe2 100644
--- a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/PrefsActivity.java
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/PrefsActivity.java
@@ -22,6 +22,7 @@ package org.eehouse.android.xw4;
 
 import android.app.Activity;
 import android.app.Dialog;
+import android.content.Intent;
 import android.os.Bundle;
 import android.preference.PreferenceActivity;
 import android.support.v4.app.DialogFragment;
@@ -102,6 +103,14 @@ public class PrefsActivity extends PreferenceActivity
         m_dlgt.prepareDialog( DlgID.values()[id], dialog );
     }
 
+    @Override
+    protected void onActivityResult( int requestCode, int resultCode,
+                                     Intent data )
+    {
+        RequestCode rc = RequestCode.values()[requestCode];
+        m_dlgt.onActivityResult( rc, resultCode, data );
+    }
+
     public OkOnlyBuilder makeOkOnlyBuilder( int msgId )
     {
         return m_dlgt.makeOkOnlyBuilder( msgId );
diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/PrefsDelegate.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/PrefsDelegate.java
index d4217f79f..11972e10c 100644
--- a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/PrefsDelegate.java
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/PrefsDelegate.java
@@ -20,6 +20,7 @@
 
 package org.eehouse.android.xw4;
 
+import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.Dialog;
 import android.content.Context;
@@ -46,6 +47,7 @@ import java.util.Map;
 
 public class PrefsDelegate extends DelegateBase
     implements SharedPreferences.OnSharedPreferenceChangeListener {
+    private static final String TAG = PrefsDelegate.class.getSimpleName();
 
     private PreferenceActivity m_activity;
     private static int[] s_keys = {
@@ -262,6 +264,31 @@ public class PrefsDelegate extends DelegateBase
         return handled;
     }
 
+    @Override
+    protected void show( DlgState state )
+    {
+        Assert.assertNotNull( state );
+        switch ( state.m_id ) {
+        case CONFIRM_THEN:
+        case DIALOG_OKONLY:
+        case DIALOG_ENABLESMS:
+            HostDelegate.showForResult( m_activity, state );
+            break;
+
+        default:
+            Assert.fail();
+        }
+    }
+
+    @Override
+    protected void onActivityResult( RequestCode requestCode, int resultCode,
+                                     Intent data )
+    {
+        if ( Activity.RESULT_CANCELED != resultCode ) {
+            HostDelegate.resultReceived( this, requestCode, data );
+        }
+    }
+
     private void relaunch()
     {
         PreferenceManager.setDefaultValues( m_activity, R.xml.xwprefs,
diff --git a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/RequestCode.java b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/RequestCode.java
index 7104382a8..44484a29d 100644
--- a/xwords4/android/app/src/main/java/org/eehouse/android/xw4/RequestCode.java
+++ b/xwords4/android/app/src/main/java/org/eehouse/android/xw4/RequestCode.java
@@ -43,4 +43,7 @@ public enum RequestCode {
 
     // SMSInviteDelegate
     GET_CONTACT,
+
+    // HostDelegate
+    HOST_DIALOG,
 }