Fixes showing buttons in groups and handling button actions.

src/net/java/sip/communicator/impl/gui/main/contactlist/ContactListTreeCellRenderer.java

@@ -603,17 +603,10 @@ && isMobile((MetaContact)contact.getDescriptor()))
                     + V_GAP
                     + ComponentUtils.getStringHeight(displayDetailsLabel);
 
-                // load button height, before button is even shown
-                // will be the same as the image
-                int buttonHeight = 27;
-                Image img = ImageLoader.getImage(ImageLoader.CHAT_BUTTON_SMALL);
-                if(img != null)
-                    buttonHeight = img.getHeight(chatButton);
-
                 preferredSelectedContactNodeHeight =
                     preferredNotSelectedContactNodeHeight
                         + V_GAP
-                        + buttonHeight;
+                        + BUTTON_HEIGHT;
             }
         }
         else if (value instanceof GroupNode)
@@ -873,10 +866,11 @@ else if (treeNode instanceof GroupNode)
                     && !customActionButtonsUIGroup.isEmpty())
             {
                 if(preferredGroupNodeHeight != null)
+                {
                     preferredSize.height = preferredGroupNodeHeight
-                        + customActionButtonsUIGroup.size()
-                        * customActionButtonsUIGroup.get(0).getHeight()
-                        + V_GAP;
+                        + V_GAP
+                        + BUTTON_HEIGHT;
+                }
                 else
                     preferredSize.height = 70;
             }
@@ -941,19 +935,6 @@ private void addLabels(int nameLabelGridWidth)
             constraints.gridwidth = nameLabelGridWidth;
             constraints.gridheight = 1;
 
-            add(displayDetailsLabel, constraints);
-        }
-        else if (treeNode != null && treeNode instanceof GroupNode)
-        {
-            constraints.anchor = GridBagConstraints.WEST;
-            constraints.fill = GridBagConstraints.NONE;
-            constraints.gridx = 1;
-            constraints.gridy = 1;
-            constraints.weightx = 1f;
-            constraints.weighty = 0f;
-            constraints.gridwidth = nameLabelGridWidth;
-            constraints.gridheight = 1;
-
             add(displayDetailsLabel, constraints);
         }
     }
@@ -1029,7 +1010,7 @@ private void initButtonsPanel(UIContact uiContact)
 
         if (imContact != null)
         {
-            x += addButton(chatButton, ++gridX, x, false);
+            x += addButton(chatButton, ++gridX, x, false, true);
         }
 
         UIContactDetail telephonyContact
@@ -1067,7 +1048,7 @@ private void initButtonsPanel(UIContact uiContact)
                 && contactPhoneUtil.isCallEnabled(detailsListener)
                 && providers.size() > 0))
         {
-            x += addButton(callButton, ++gridX, x, false);
+            x += addButton(callButton, ++gridX, x, false, true);
         }
 
         UIContactDetail videoContact
@@ -1078,7 +1059,7 @@ private void initButtonsPanel(UIContact uiContact)
             || (contactPhoneUtil != null
                 && contactPhoneUtil.isVideoCallEnabled(detailsListener)))
         {
-            x += addButton(callVideoButton, ++gridX, x, false);
+            x += addButton(callVideoButton, ++gridX, x, false, true);
         }
 
         UIContactDetail desktopContact
@@ -1089,7 +1070,7 @@ private void initButtonsPanel(UIContact uiContact)
             || (contactPhoneUtil != null
                 && contactPhoneUtil.isDesktopSharingEnabled(detailsListener)))
         {
-            x += addButton(desktopSharingButton, ++gridX, x, false);
+            x += addButton(desktopSharingButton, ++gridX, x, false, true);
         }
 
         // enable add contact button if contact source has indicated
@@ -1103,7 +1084,7 @@ private void initButtonsPanel(UIContact uiContact)
                     null).size() > 0
             && !ConfigurationUtils.isAddContactDisabled())
         {
-            x += addButton(addContactButton, ++gridX, x, false);
+            x += addButton(addContactButton, ++gridX, x, false, true);
         }
 
         //webButton
@@ -1117,7 +1098,7 @@ private void initButtonsPanel(UIContact uiContact)
                 getURLDetails(uiContact, webDetailsListener, true);
             if(dets != null && dets.size() > 0)
             {
-                x += addButton(webButton, ++gridX, x, false);
+                x += addButton(webButton, ++gridX, x, false, true);
 
                 webButton.setLinksFromURLDetail(dets);
             }
@@ -1135,7 +1116,7 @@ else if (uiContact.getDescriptor() instanceof SourceContact)
                     ContactDetail.Category.Web);
                 if(dets != null && dets.size() > 0)
                 {
-                    x += addButton(webButton, ++gridX, x, false);
+                    x += addButton(webButton, ++gridX, x, false, true);
 
                     webButton.setLinksFromContactDetail(dets);
                 }
@@ -1265,7 +1246,7 @@ private int initGroupActionButtons(
             customActionButtonsUIGroup.add(actionButton);
 
             xBounds
-                += addButton(actionButton, ++gridX, xBounds, false);
+                += addButton(actionButton, ++gridX, xBounds, false, false);
         }
 
         return gridX;
@@ -1305,7 +1286,7 @@ private int initContactActionButtons(
             customActionButtons.add(actionButton);
 
             xBounds
-                += addButton(actionButton, ++gridX, xBounds, false);
+                += addButton(actionButton, ++gridX, xBounds, false, true);
         }
 
         return gridX;
@@ -2029,10 +2010,21 @@ public void run()
         }
     }
 
+    /**
+     * Adds button.
+     * @param button the button to add
+     * @param gridX the current x
+     * @param xBounds bounds
+     * @param isLast is it the last button
+     * @param isContact is contact or <tt>false</tt> if it is group node, that
+     * we are painting.
+     * @return the button width.
+     */
     private int addButton(  SIPCommButton button,
                             int gridX,
                             int xBounds,
-                            boolean isLast)
+                            boolean isLast,
+                            boolean isContact)
     {
         lastAddedButton = button;
 
@@ -2047,9 +2039,11 @@ private int addButton(  SIPCommButton button,
         constraints.weighty = 0f;
         add(button, constraints);
 
-        int yBounds = TOP_BORDER + BOTTOM_BORDER + 2*V_GAP
-                + ComponentUtils.getStringSize(
-                    nameLabel, nameLabel.getText()).height
+        int yBounds = ComponentUtils.getStringSize(
+                    nameLabel, nameLabel.getText()).height;
+
+        if(isContact)
+            yBounds += TOP_BORDER + BOTTOM_BORDER + 2*V_GAP
                 + ComponentUtils.getStringSize(
                     displayDetailsLabel, displayDetailsLabel.getText()).height;
 

src/net/java/sip/communicator/impl/gui/main/contactlist/TreeContactList.java

@@ -42,6 +42,7 @@ public class TreeContactList
                 MetaContactQueryListener,
                 MouseListener,
                 MouseMotionListener,
+                TreeWillExpandListener,
                 TreeExpansionListener,
                 TreeSelectionListener
 {
@@ -173,6 +174,12 @@ public class TreeContactList
      */
     private Boolean setAutoSelectionAllowed = false;
 
+    /**
+     * The previously selected node component. First nothing is selected so
+     * it is null.
+     */
+    private Object previouslySelectedNode = null;
+
     /**
      * Creates the <tt>TreeContactList</tt>.
      *
@@ -192,6 +199,7 @@ public TreeContactList(ContactListContainer clContainer)
         this.addMouseListener(this);
         this.addMouseMotionListener(this);
         this.addTreeExpansionListener(this);
+        this.addTreeWillExpandListener(this);
         this.addTreeSelectionListener(this);
 
         GuiActivator.getContactListService()
@@ -1644,6 +1652,66 @@ public void mouseMoved(MouseEvent e)
 
     public void mouseDragged(MouseEvent e) {}
 
+    /**
+     * Invoked whenever a node in the tree is about to be expanded.
+     */
+    @Override
+    public void treeWillExpand(TreeExpansionEvent event)
+        throws ExpandVetoException
+    {
+        TreePath path = event.getPath();
+
+        if (path == null)
+            return;
+
+        // remember it as previously selected, or moving from other group
+        // to the collapsed group with custom action buttons, we will need an
+        // extra click to collapse it again
+        // keep it null, till something is selected (valueChanged method called)
+        if(previouslySelectedNode != null)
+            previouslySelectedNode = path.getLastPathComponent();
+    }
+
+    /**
+     * Invoked whenever a node in the tree is about to be collapsed.
+     */
+    @Override
+    public void treeWillCollapse(TreeExpansionEvent event)
+        throws ExpandVetoException
+    {
+        TreePath path = event.getPath();
+
+        // If we didn't find any path for the given mouse location, we have
+        // nothing to do here.
+        if (path == null)
+            return;
+
+        Object lastComponent = path.getLastPathComponent();
+
+        if(lastComponent instanceof GroupNode)
+        {
+            GroupNode gn = (GroupNode)lastComponent;
+
+            UIGroupImpl uiGroup = gn.getGroupDescriptor();
+
+            // if the previous selection is not the group, do not collapse
+            // this way groups with custom buttons will only collapse
+            // when selected and clicked again (give a chance to the buttons
+            // to show)
+            if( (previouslySelectedNode != null
+                    && !previouslySelectedNode.equals(lastComponent)
+                || previouslySelectedNode == null)
+                && uiGroup.getCustomActionButtons() != null
+                && uiGroup.getCustomActionButtons().size() > 0)
+            {
+                // the veto will not call valueChanged of TreeSelectionListener
+                previouslySelectedNode = lastComponent;
+
+                throw new ExpandVetoException(event);
+            }
+        }
+    }
+
     /**
      * Stores the state of the collapsed group.
      * @param event the <tt>TreeExpansionEvent</tt> that notified us for about
@@ -1756,6 +1824,15 @@ private void dispatchEventToButtons(MouseEvent event)
             ((SIPCommButton) mouseComponent).getModel()
                 .setRollover(event.getID() == MouseEvent.MOUSE_MOVED);
 
+            // when clicking on buttons, make sure we do not
+            // collapse group if it is a button in group
+            if(event.getID() == MouseEvent.MOUSE_RELEASED
+               && event.getClickCount() < 2
+               && previouslySelectedNode instanceof GroupNode)
+            {
+                previouslySelectedNode = null;
+            }
+
             renderer.resetRolloverState(mouseComponent);
 
             mouseComponent.dispatchEvent(evt);
@@ -2549,6 +2626,12 @@ public void removeSelection()
      */
     public void valueChanged(TreeSelectionEvent e)
     {
+        TreePath oldSelectionPath = e.getOldLeadSelectionPath();
+        if(oldSelectionPath != null)
+        {
+            previouslySelectedNode = oldSelectionPath.getLastPathComponent();
+        }
+
         UIGroup selectedGroup = getSelectedGroup();
 
         if (selectedGroup != null)