add a view comment button

gui/griffon-app/controllers/com/muwire/gui/SearchTabController.groovy

@@ -4,6 +4,8 @@ import griffon.core.artifact.GriffonController
 import griffon.core.controller.ControllerAction
 import griffon.inject.MVCMember
 import griffon.metadata.ArtifactProviderFor
+import net.i2p.data.Base64
+
 import javax.annotation.Nonnull
 
 import com.muwire.core.Core
@@ -101,4 +103,22 @@ class SearchTabController {
             
             mvcGroup.createMVCGroup("browse", groupId, params)
         }
+        
+        @ControllerAction
+        void showComment() {
+            int[] selectedRows = view.resultsTable.getSelectedRows()
+            if (selectedRows.length != 1)
+                return
+            if (view.lastSortEvent != null)
+                selectedRows[0] = view.resultsTable.rowSorter.convertRowIndexToModel(selectedRows[0])
+            UIResultEvent event = model.results[selectedRows[0]]
+            if (event.comment == null)
+                return
+                
+            String groupId = Base64.encode(event.infohash.getRoot())
+            Map<String,Object> params = new HashMap<>()
+            params['result'] = event
+            
+            mvcGroup.createMVCGroup("show-comment", groupId, params)
+        }
     }

gui/griffon-app/models/com/muwire/gui/SearchTabModel.groovy

@@ -22,6 +22,7 @@ class SearchTabModel {
     @Observable boolean downloadActionEnabled
     @Observable boolean trustButtonsEnabled
     @Observable boolean browseActionEnabled
+    @Observable boolean viewCommentActionEnabled
 
     Core core
     UISettings uiSettings

gui/griffon-app/views/com/muwire/gui/SearchTabView.groovy

@@ -100,6 +100,7 @@ class SearchTabView {
                             panel()
                             panel {
                                 button(text : "Download", enabled : bind {model.downloadActionEnabled}, downloadAction)
+                                button(text : "View Comment", enabled : bind {model.viewCommentActionEnabled}, showCommentAction)
                             }
                             panel {
                                 gridBagLayout()
@@ -190,6 +191,16 @@ class SearchTabView {
             }
         })
         
+        resultsTable.getSelectionModel().addListSelectionListener({
+            def result = getSelectedResult()
+            if (result == null) {
+                model.viewCommentActionEnabled = false
+                return
+            } else {
+                model.viewCommentActionEnabled = result.comment != null
+            }
+        })
+        
         // senders table
         sendersTable.setDefaultRenderer(Integer.class, centerRenderer)
         sendersTable.rowSorter.addRowSorterListener({evt -> lastSendersSortEvent = evt})
@@ -241,12 +252,9 @@ class SearchTabView {
             showMenu = true
             
             // show comment if any
-            int selectedRow = resultsTable.getSelectedRow()
+            if (model.viewCommentActionEnabled) {
-            if (lastSortEvent != null) 
+                JMenuItem showComment = new JMenuItem("View Comment")
-                selectedRow = resultsTable.rowSorter.convertRowIndexToModel(selectedRow)
+                showComment.addActionListener({mvcGroup.controller.showComment()})
-            if (model.results[selectedRow].comment != null) {
-                JMenuItem showComment = new JMenuItem("Show Comment")
-                showComment.addActionListener({mvcGroup.view.showComment()})
                 menu.add(showComment)
             }
         }
@@ -283,23 +291,6 @@ class SearchTabView {
         clipboard.setContents(selection, null)
     }
     
-    def showComment() {
-        int selectedRow = resultsTable.getSelectedRow()
-        if (selectedRow < 0)
-            return
-        if (lastSortEvent != null)
-            selectedRow = resultsTable.rowSorter.convertRowIndexToModel(selectedRow)
-        UIResultEvent event = model.results[selectedRow]
-        if (event.comment == null)
-            return
-            
-        String groupId = Base64.encode(event.infohash.getRoot())
-        Map<String,Object> params = new HashMap<>()
-        params['result'] = event
-        
-        mvcGroup.createMVCGroup("show-comment", groupId, params)
-    }
-    
     int selectedSenderRow() {
         int row = sendersTable.getSelectedRow()
         if (row < 0)