fix invite dialogs for landscape layout

Scrolling's needed in some cases, and you can't easily put a ListView
inside a ScrollView. So replace the ListView with a LinearLayout whose
contents I manage manually, and wrap the whole layout in a ScrollView.

xwords4/android/app/src/main/java/org/eehouse/android/xw4/BTInviteDelegate.java

@@ -148,7 +148,7 @@ public class BTInviteDelegate extends InviteDelegate {
         if ( sPersisted.empty() ) {
             scan();
         } else {
-            updateListAdapter( sPersisted.pairs );
+            updateList( sPersisted.pairs );
         }
     }
 
@@ -258,7 +258,7 @@ public class BTInviteDelegate extends InviteDelegate {
         sPersisted.add( dev.getAddress(), dev.getName() );
         store( m_activity );
 
-        updateListAdapter( sPersisted.pairs );
+        updateList( sPersisted.pairs );
         tryEnable();
     }
 
@@ -335,7 +335,7 @@ public class BTInviteDelegate extends InviteDelegate {
             store( m_activity );
 
             clearChecked();
-            updateListAdapter( sPersisted.pairs );
+            updateList( sPersisted.pairs );
             tryEnable();
             break;
         default:

xwords4/android/app/src/main/java/org/eehouse/android/xw4/InviteDelegate.java

@@ -31,6 +31,7 @@ import android.widget.ArrayAdapter;
 import android.widget.Button;
 import android.widget.CheckBox;
 import android.widget.CompoundButton;
+import android.widget.CompoundButton.OnCheckedChangeListener;
 import android.widget.LinearLayout;
 import android.widget.FrameLayout;
 import android.widget.ListView;
@@ -49,7 +50,7 @@ import java.util.Set;
 
 import org.eehouse.android.xw4.DBUtils.SentInvitesInfo;
 
-abstract class InviteDelegate extends ListDelegateBase
+abstract class InviteDelegate extends DelegateBase
     implements View.OnClickListener,
                ViewGroup.OnHierarchyChangeListener {
     private static final String TAG = InviteDelegate.class.getSimpleName();
@@ -93,9 +94,8 @@ abstract class InviteDelegate extends ListDelegateBase
     protected String m_lastDev;
     protected Button m_inviteButton;
     private Activity m_activity;
-    private ListView m_lv;
+    private LinearLayout m_lv;
     private TextView m_ev;
-    private InviteItemsAdapter m_adapter;
     protected Map<InviterItem, Integer> m_counts;
     protected Set<InviterItem> m_checked;
     private boolean m_setChecked;
@@ -145,8 +145,8 @@ abstract class InviteDelegate extends ListDelegateBase
             extraView.setVisibility( View.VISIBLE );
         }
 
-        m_lv = (ListView)findViewById( android.R.id.list );
+        m_lv = (LinearLayout)findViewById( R.id.invitees );
-        m_ev = (TextView)findViewById( android.R.id.empty );
+        m_ev = (TextView)findViewById( R.id.empty );
         if ( null != m_lv && null != m_ev && 0 != emptyMsgId ) {
             m_ev.setText( getString( emptyMsgId ) );
             m_lv.setOnHierarchyChangeListener( this );
@@ -183,17 +183,19 @@ abstract class InviteDelegate extends ListDelegateBase
         tryEnable();
     }
 
-    protected void updateListAdapter( List<? extends InviterItem> items )
+    protected void updateList( List<? extends InviterItem> items )
     {
-        updateListAdapter( R.layout.two_strs_item, items );
+        updateList( R.layout.two_strs_item, items );
     }
 
-    protected void updateListAdapter( int itemId,
+    protected void updateList( int itemId, List<? extends InviterItem> items )
-                                      List<? extends InviterItem> items )
     {
         updateChecked( items );
-        m_adapter = new InviteItemsAdapter( itemId, items );
+
-        setListAdapter( m_adapter );
+        m_lv.removeAllViews();
+        for ( InviterItem item : items ) {
+            m_lv.addView( makeViewFor( itemId, item ) );
+        }
     }
 
     protected void listSelected( InviterItem[] selected, String[] devs )
@@ -244,10 +246,13 @@ abstract class InviteDelegate extends ListDelegateBase
     ////////////////////////////////////////
     // ViewGroup.OnHierarchyChangeListener
     ////////////////////////////////////////
+    @Override
     public void onChildViewAdded( View parent, View child )
     {
         showEmptyIfEmpty();
     }
+
+    @Override
     public void onChildViewRemoved( View parent, View child )
     {
         showEmptyIfEmpty();
@@ -255,8 +260,8 @@ abstract class InviteDelegate extends ListDelegateBase
 
     private void showEmptyIfEmpty()
     {
-        m_ev.setVisibility( 0 == m_lv.getChildCount()
+        int count = m_lv.getChildCount();
-                            ? View.VISIBLE : View.GONE );
+        m_ev.setVisibility( 0 == count ? View.VISIBLE : View.GONE );
     }
 
     protected void tryEnable()
@@ -297,46 +302,17 @@ abstract class InviteDelegate extends ListDelegateBase
         }
     }
 
-    private InviteItemsAdapter getAdapter()
+    private View makeViewFor( int itemID, final InviterItem item )
     {
-        return m_adapter;
-    }
-
-    private class InviteItemsAdapter extends XWListAdapter {
-        private InviterItem[] m_items;
-        private int m_itemId;
-
-        public InviteItemsAdapter( int itemID, List<? extends InviterItem> items )
-        {
-            super( null == items? 0 : items.size() );
-            m_itemId = itemID;
-            if ( null != items ) {
-                m_items = items.toArray( new InviterItem[items.size()] );
-            }
-            // m_items = new LinearLayout[getCount()];
-        }
-
-        public InviterItem[] getItems() { return m_items; }
-
-        // public String[] getAddrs() { return m_devAddrs; }
-
-        @Override
-        public Object getItem( int position ) { return m_items[position]; }
-
-        @Override
-        public View getView( final int position, View convertView,
-                             ViewGroup parent )
-        {
-            final InviterItem item = m_items[position];
         final LinearLayout layout = (LinearLayout)
             inflate( R.layout.inviter_item_frame );
         CheckBox box = (CheckBox)layout.findViewById( R.id.inviter_check );
 
         // Give subclass a chance to install and populate its view
         FrameLayout frame = (FrameLayout)layout.findViewById( R.id.frame );
-            View child = inflate( m_itemId );
+        View child = inflate( itemID );
         frame.addView( child );
-            onChildAdded( child, m_items[position] );
+        onChildAdded( child, item );
 
         m_counts.put( item, 1 );
         if ( XWPrefs.getCanInviteMulti( m_activity ) && 1 < m_nMissing ) {
@@ -364,8 +340,8 @@ abstract class InviteDelegate extends ListDelegateBase
                 } );
         }
 
-            CompoundButton.OnCheckedChangeListener listener =
+        box.setOnCheckedChangeListener( new OnCheckedChangeListener() {
-                new CompoundButton.OnCheckedChangeListener() {
+                @Override
                 public void onCheckedChanged( CompoundButton buttonView,
                                               boolean isChecked ) {
                     if ( !isChecked ) {
@@ -375,15 +351,12 @@ abstract class InviteDelegate extends ListDelegateBase
                         m_checked.add( item );
                     } else {
                         m_checked.remove( item );
-                        //     // User's now making changes; don't check new views
-                        //     m_setChecked = false;
                     }
                     onItemChecked( item, isChecked );
 
                     tryEnable();
                 }
-                };
+            } );
-            box.setOnCheckedChangeListener( listener );
 
         if ( m_setChecked || m_checked.contains( item ) ) {
             box.setChecked( true );
@@ -391,11 +364,7 @@ abstract class InviteDelegate extends ListDelegateBase
             m_lastDev = null;
             box.setChecked( true );
         }
+
         return layout;
     }
-
-        public String getAddr( CheckBox box ) { return (String)box.getTag(); }
-        public String getName( CheckBox box ) { return box.getText().toString(); }
-    }
-
 }

xwords4/android/app/src/main/java/org/eehouse/android/xw4/RelayInviteDelegate.java

@@ -463,7 +463,7 @@ public class RelayInviteDelegate extends InviteDelegate {
             });
 
         addSelf();
-        updateListAdapter( m_devIDRecs );
+        updateList( m_devIDRecs );
         tryEnable();
     }
 

xwords4/android/app/src/main/java/org/eehouse/android/xw4/SMSInviteDelegate.java

@@ -302,7 +302,7 @@ public class SMSInviteDelegate extends InviteDelegate {
                 }
             });
 
-        updateListAdapter( m_phoneRecs );
+        updateList( m_phoneRecs );
         tryEnable();
     }
 

xwords4/android/app/src/main/java/org/eehouse/android/xw4/WiDirInviteDelegate.java

@@ -129,6 +129,6 @@ public class WiDirInviteDelegate extends InviteDelegate
             // names[ii] = m_macsToName.get(mac);
         }
 
-        updateListAdapter( pairs );
+        updateList( pairs );
     }
 }

xwords4/android/app/src/main/java/org/eehouse/android/xw4/XWListAdapter.java

@@ -28,6 +28,7 @@ import android.widget.ListAdapter;
  */
 public abstract class XWListAdapter extends BaseAdapter
     implements ListAdapter {
+    private static final String TAG = XWListAdapter.class.getSimpleName();
     private int m_count;
 
     public XWListAdapter() {

xwords4/android/app/src/main/res/layout/inviter.xml

@@ -1,7 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+            android:layout_width="fill_parent"
+            android:layout_height="fill_parent"
             android:orientation="vertical"
+            >
+  <LinearLayout android:orientation="vertical"
                 android:layout_width="fill_parent"
                 android:layout_height="fill_parent"
                 >
@@ -21,15 +25,15 @@
               android:visibility="gone"
               />
 
-  <ListView android:id="@id/android:list"
+    <LinearLayout android:orientation="vertical"
+                  android:id="@+id/invitees"
                   android:layout_width="fill_parent"
-            android:layout_height="fill_parent"
+                  android:layout_height="wrap_content"
-            android:drawSelectorOnTop="false"
                   android:layout_weight="1"
                   android:padding="8dp"
                   />
 
-  <TextView android:id="@android:id/empty"
+    <TextView android:id="@+id/empty"
               android:layout_width="fill_parent"
               android:layout_height="wrap_content"
               android:padding="20dp"
@@ -70,3 +74,4 @@
                  />
 
   </LinearLayout>
+</ScrollView>