Revision 54348648

b/src/gr/grnet/pithos/web/client/grouptree/GroupTreeViewModel.java
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package gr.grnet.pithos.web.client.grouptree;
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import gr.grnet.pithos.web.client.Pithos;


  		





  
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import gr.grnet.pithos.web.client.commands.CreateGroupCommand;


  		





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import gr.grnet.pithos.web.client.foldertree.File;


  		





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import gr.grnet.pithos.web.client.grouptree.GroupTreeView.Templates;


  		





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import java.util.HashMap;


  		





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import java.util.HashSet;


  		





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import java.util.Map;


  		





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import java.util.Set;


  		





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import com.google.gwt.cell.client.AbstractCell;


  		





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import com.google.gwt.cell.client.Cell;


  		





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        @Override


  		





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        public void onBrowserEvent(Cell.Context context, com.google.gwt.dom.client.Element parent, Group group, com.google.gwt.dom.client.NativeEvent event, com.google.gwt.cell.client.ValueUpdater<Group> valueUpdater) {


  		





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            GroupTreeViewModel.this.groupSelectionModel.setSelected(group, true);


  		





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            if (event.getType().equals(ContextMenuEvent.getType().getName())) {


  		





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                GroupContextMenu menu = new GroupContextMenu(app, GroupTreeView.images, group);


  		





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                menu.setPopupPosition(event.getClientX(), event.getClientY());


  		





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                menu.show();


  		





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            }


  		





  
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        	if (!group.equals(createGroup)) {


  		





  
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	            GroupTreeViewModel.this.groupSelectionModel.setSelected(group, true);


  		





  
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	            if (event.getType().equals(ContextMenuEvent.getType().getName())) {


  		





  
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	                GroupContextMenu menu = new GroupContextMenu(app, GroupTreeView.images, group);


  		





  
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	                menu.setPopupPosition(event.getClientX(), event.getClientY());


  		





  
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	                menu.show();


  		





  
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	            }


  		





  
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        	}


  		





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        }


  		





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	};


  		





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    SingleSelectionModel<Group> groupSelectionModel;


  		





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    SingleSelectionModel<User> userSelectionModel;


  		





  
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    final Group createGroup = new Group("Create new group...");


  		





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    public GroupTreeViewModel(Pithos _app) {


  		





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        app = _app;


  		





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			@Override


  		





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			public void onSelectionChange(SelectionChangeEvent event) {


  		





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				if (groupSelectionModel.getSelectedObject() != null) {


  		





  
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				Group selected = groupSelectionModel.getSelectedObject();


  		





  
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				if (selected != null) {


  		





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					app.deselectOthers(app.getGroupTreeView(), groupSelectionModel);


  		





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					app.showFiles(new HashSet<File>());


  		





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					app.showRelevantToolbarButtons();


  		





  
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					if (selected.equals(createGroup)) {


  		





  
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						new CreateGroupCommand(app, null).execute();


  		





  
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						groupSelectionModel.setSelected(createGroup, false);


  		





  
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					}


  		





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				}


  		





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				else {


  		





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					if (app.getSelectedTree().equals(app.getGroupTreeView()))


  		





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        if (value == null) {


  		





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        	groupsDataProvider.getList().clear();


  		





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       		groupsDataProvider.getList().addAll(app.getAccount().getGroups());


  		





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       		groupsDataProvider.getList().add(new Group("Create new group..."));


  		





  
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       		groupsDataProvider.getList().add(createGroup);


  		





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            return new DefaultNodeInfo<Group>(groupsDataProvider, groupCell, groupSelectionModel, null);


  		





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        }


  		





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    	Group g = (Group) value;


  		





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		if (group == null) {


  		





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			groupsDataProvider.getList().clear();


  		





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			groupsDataProvider.getList().addAll(app.getAccount().getGroups());


  		





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       		groupsDataProvider.getList().add(new Group("Create new group..."));


  		





  
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       		groupsDataProvider.getList().add(createGroup);


  		





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		}


  		





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		else {


  		





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			if (userDataProviderMap.get(group) == null) {


  		












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