Add control for visibility of groups in CDI display

sample.xml

@@ -8,32 +8,78 @@
     <model>Model 123 Uniblab</model>
     <hardwareVersion>EC 415</hardwareVersion>
     <softwareVersion>1.2.3.4</softwareVersion>
+    <link ref="http://openlcb.org">Link to OpenLCB.org documentation</link>
     <map>
         <relation><property>Size</property><value>8 cm by 12 cm</value></relation>
     </map>
 </identification>
 
 <segment origin="0" space="0">
-    <group offset="0" replication="2">
+    <link ref="http://openlcb.org">Link to OpenLCB.org documentation</link>
+    <group replication="2">
         <name>Produced Events</name>
         <description>The EventIDs for the producers</description>
+        <link ref="http://openlcb.org">Link to OpenLCB.org documentation</link>
+        <hints>
+            <visibility hideable="yes" hidden="yes" />
+            <readOnly />
+        </hints>
         <eventid/>
         <eventid/>
+        <int size="2"/>
+        <int size="2">
+            <min>1</min>
+            <max>250</max>
+            <default>12</default>
+            <hints>
+                <slider tickSpacing="50" showValue="true"/>
+            </hints>
+        </int>
+        <float size="4"/>
+        <string size="5">
+            <name>Status Field</name>
+            <description>As first string, this content will appear in the tab</description>
+        </string>
+        <string size="100"/>
     </group>
-    <group replication="2">
+    <group offset="0" replication="2">
         <name>Consumed Events</name>
         <description>The EventIDs for the consumers</description>
+        <hints>
+            <visibility hideable="yes" hidden="yes" />
+        </hints>
         <eventid/>
         <eventid/>
         <blob size="10" mode="readwrite">
             <name>Blob to see if works in group element</name>
         </blob>
-        <float size="2">
+        <float size="8">
             <name>Float to see if works in group element</name>
         </float>
         <int size="4">
             <name>Int of size 4 so that each group is 32 long</name>
         </int>
+        <group>
+            <name>Hideable and Hidden Nested Group</name>
+            <hints>
+                <visibility hideable="yes" hidden="true" />
+            </hints>
+            <eventid/>
+            <eventid/>
+        </group>
+        <group>
+            <name>Hideable and Not Hidden Nested Group</name>
+            <hints>
+                <visibility hideable="yes" hidden="no" />
+            </hints>
+            <eventid/>
+            <eventid/>
+        </group>
+        <group>
+            <name>Non-hideable Nested Group</name>
+            <eventid/>
+            <eventid/>
+        </group>
     </group>
     <int size="2">
         <name>Sample integer variable</name>
@@ -42,14 +88,28 @@
         <max>999</max>
         <default>12</default>
     </int>
+    <float size="2">
+        <name>Sample float variable</name>
+        <description>Doesn't do anything</description>
+        <min>1</min>
+        <max>999</max>
+        <default>12</default>
+    </float>
+    <float size="2" offset="-2">
+        <name>Same float variable</name>
+        <description>Overlaps previous</description>
+        <min>0</min>
+        <max>10000</max>
+        <default>12</default>
+    </float>
     <int size="2">
         <name>Sample integer slider</name>
         <description>Doesn't do anything either</description>
-        <min>0</min>
-        <max>1000</max>
+        <min>1</min>
+        <max>250</max>
         <default>12</default>
         <hints>
-            <slider divisions="5" />
+            <slider tickSpacing="50"/>
         </hints>
     </int>
     <int size="2">
@@ -59,7 +119,27 @@
         <max>1000</max>
         <default>12</default>
         <hints>
-            <slider divisions="5" immediate="yes" />
+            <slider tickSpacing="200" immediate="yes"/>
+        </hints>
+    </int>
+    <int size="2">
+        <name>Sample integer slider with view</name>
+        <description>And another</description>
+        <min>1</min>
+        <max>250</max>
+        <default>12</default>
+        <hints>
+            <slider tickSpacing="50" showValue="true"/>
+        </hints>
+    </int>
+    <int size="2">
+        <name>Immediate-write integer slider with view</name>
+        <description>You guessed it!</description>
+        <min>0</min>
+        <max>1000</max>
+        <default>12</default>
+        <hints>
+            <slider tickSpacing="200" immediate="yes" showValue="1"/>
         </hints>
     </int>
 </segment>
@@ -72,10 +152,13 @@
             Board must be restarted for this to take effect.
         </description>
         <map>
-            <relation><property>0</property><value>No reset (0)</value></relation>
+            <relation><property>10</property><value>No reset (10)</value></relation>
             <relation><property>85</property><value>Reset just EventIDs to defaults (85)</value></relation>
             <relation><property>170</property><value>Reset all to defaults (170)</value></relation>
         </map>
+        <hints>
+            <radiobutton/>
+        </hints>
     </int>
     <int size="1" offset="-1">
         <name>Reset Directly</name>

src/org/openlcb/ProducerConsumerEventReportMessage.java

@@ -88,9 +88,19 @@ public byte[] getPayloadArray() {
 
     @Override
     public String toString() {
-        return super.toString()
-                +" Producer/Consumer Event Report  "+eventID.toString()
-                +" payload of "+getPayloadSize();     
+        String retval = " Producer/Consumer Event Report  "+eventID.toString();
+
+        if ( getPayloadSize() > 0 ) {
+            retval = retval + " payload of "+getPayloadSize()+" : ";
+            int n = getPayloadSize();
+            boolean first = true;
+            for (byte data : payload) {
+                if (!first) retval = retval + ".";
+                retval = retval + Integer.toHexString((int)(data&0xFF)).toUpperCase();
+                first = false;
+            }
+        }
+        return retval;    
     }
 
     public boolean equals(Object o) {

src/org/openlcb/ProtocolIdentification.java

@@ -105,7 +105,7 @@ public List<String> getProtocolNames() {
      * @param protocol enum representing the protocol bit to test
      * @return true if protocol is supported, false otherwise.
      */
-    boolean hasProtocol(Protocol protocol) {
+    public boolean hasProtocol(Protocol protocol) {
         return protocol.supports(value);
     }
 }

src/org/openlcb/cdi/CdiRep.java

@@ -15,6 +15,8 @@ public static interface Identification {
         public String getModel();
         public String getHardwareVersion();
         public String getSoftwareVersion();
+        public String getLinkText();
+        public String getLinkURL();
         public Map getMap();
     }
 
@@ -29,6 +31,8 @@ public static interface Segment {
 
         public String getName();
         public String getDescription();
+        public String getLinkText();
+        public String getLinkURL();
         public Map getMap();
         public int getIndexInParent();
     }
@@ -44,7 +48,12 @@ public static interface Item {
     public static interface Group extends Item {
         public java.util.List<Item> getItems();
         public int getReplication();
+        public String getLinkText();
+        public String getLinkURL();
         public String getRepName(int index, int replications);
+        public boolean isHideable();
+        public boolean isHidden();
+        public boolean isReadOnly();
     }
 
     public static interface Map {
@@ -102,8 +111,12 @@ public static interface IntegerRep extends Item {
         // Should the slider itself immediately write its value on change?
         public boolean isSliderImmediate();
         // Optionally specifies the 'distance' between tick marks on the slider.
-        // If 0 (default value), don't show tick marks.
+        // If 0 (default value) or 1, don't show tick marks.
         public int getSliderTickSpacing();
+        // Optionally specifies if the slider value should be shown in text box
+        public boolean isSliderShowValue();
+        // Did the CDI content hint that this value should be presented as a radio button?
+        public boolean isRadioButtonHint();
     }
 
     public static interface FloatRep extends Item {

src/org/openlcb/cdi/impl/ConfigRepresentation.java

@@ -412,6 +412,10 @@ public void reload() {
             MemorySpaceCache cache = getCacheForSpace(space);
             cache.reload(origin, size, isNullTerminated());
         }
+
+        boolean flaggedReadOnly = false;
+        public boolean isFlaggedReadOnly() { return flaggedReadOnly; }
+        public void setFlaggedReadOnly(boolean state) {flaggedReadOnly = state; }
     }
 
     public class Root implements CdiContainer {
@@ -574,6 +578,21 @@ public class GroupEntry extends GroupBase {
                 }
             }
         }
+
+        public boolean isHideable() {
+            return group.isHideable();
+        }
+
+        public boolean isHidden() {
+            return group.isHidden();
+        }
+
+        /**
+         * Does this entry carry the readOnly hint?
+         */
+        public boolean isReadOnlyConfigured() {
+            return group.isReadOnly();
+        }
     }
 
     /**