Fix url encoding in requests. Fix for avoiding the browser 's cache

[pithos-web-client] / src / gr / grnet / pithos / web / client / grouptree / GroupTreeViewModel.java

diff --git a/src/gr/grnet/pithos/web/client/grouptree/GroupTreeViewModel.java b/src/gr/grnet/pithos/web/client/grouptree/GroupTreeViewModel.java
index 9f6163d..b127c89 100644 (file)
--- a/src/gr/grnet/pithos/web/client/grouptree/GroupTreeViewModel.java
+++ b/src/gr/grnet/pithos/web/client/grouptree/GroupTreeViewModel.java
@@ -40,6 +40,7 @@ import gr.grnet.pithos.web.client.foldertree.File;
 import gr.grnet.pithos.web.client.grouptree.GroupTreeView.Templates;
 
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
 
@@ -49,6 +50,8 @@ import com.google.gwt.event.dom.client.ContextMenuEvent;
 import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
 import com.google.gwt.user.client.ui.AbstractImagePrototype;
 import com.google.gwt.view.client.ListDataProvider;
+import com.google.gwt.view.client.SelectionChangeEvent;
+import com.google.gwt.view.client.SingleSelectionModel;
 import com.google.gwt.view.client.TreeViewModel;
 
 public class GroupTreeViewModel implements TreeViewModel {
@@ -68,6 +71,7 @@ public class GroupTreeViewModel implements TreeViewModel {
                
         @Override
         public void onBrowserEvent(@SuppressWarnings("unused") Cell.Context context, @SuppressWarnings("unused") com.google.gwt.dom.client.Element parent, String s, com.google.gwt.dom.client.NativeEvent event, @SuppressWarnings("unused") com.google.gwt.cell.client.ValueUpdater<String> valueUpdater) {
+            GroupTreeViewModel.this.rootSelectionModel.setSelected(s, true);
             if (event.getType().equals(ContextMenuEvent.getType().getName())) {
                 GroupContextMenu menu = new GroupContextMenu(app, GroupTreeView.images, null);
                 menu.setPopupPosition(event.getClientX(), event.getClientY());
@@ -87,6 +91,7 @@ public class GroupTreeViewModel implements TreeViewModel {
                
         @Override
         public void onBrowserEvent(@SuppressWarnings("unused") Cell.Context context, @SuppressWarnings("unused") com.google.gwt.dom.client.Element parent, Group group, com.google.gwt.dom.client.NativeEvent event, @SuppressWarnings("unused") com.google.gwt.cell.client.ValueUpdater<Group> valueUpdater) {
+            GroupTreeViewModel.this.groupSelectionModel.setSelected(group, true);
             if (event.getType().equals(ContextMenuEvent.getType().getName())) {
                 GroupContextMenu menu = new GroupContextMenu(app, GroupTreeView.images, group);
                 menu.setPopupPosition(event.getClientX(), event.getClientY());
@@ -106,6 +111,7 @@ public class GroupTreeViewModel implements TreeViewModel {
 
         @Override
         public void onBrowserEvent(@SuppressWarnings("unused") Cell.Context context, @SuppressWarnings("unused") com.google.gwt.dom.client.Element parent, User user, com.google.gwt.dom.client.NativeEvent event, @SuppressWarnings("unused") com.google.gwt.cell.client.ValueUpdater<User> valueUpdater) {
+            GroupTreeViewModel.this.userSelectionModel.setSelected(user, true);
             if (event.getType().equals(ContextMenuEvent.getType().getName())) {
                 UserContextMenu menu = new UserContextMenu(app, GroupTreeView.images, user);
                 menu.setPopupPosition(event.getClientX(), event.getClientY());
@@ -120,19 +126,62 @@ public class GroupTreeViewModel implements TreeViewModel {
     
     protected Map<String, Set<File>> sharedFiles = new HashMap<String, Set<File>>();
 
+    SingleSelectionModel<String> rootSelectionModel;
+    SingleSelectionModel<Group> groupSelectionModel;
+    SingleSelectionModel<User> userSelectionModel;
+
     public GroupTreeViewModel(Pithos _app) {
         app = _app;
-    }
+        rootSelectionModel = new SingleSelectionModel<String>();
+       app.addSelectionModel(rootSelectionModel);
+       rootSelectionModel.addSelectionChangeHandler(new SelectionChangeEvent.Handler() {
+                       
+                       @Override
+                       public void onSelectionChange(SelectionChangeEvent event) {
+                               if (rootSelectionModel.getSelectedObject() != null) {
+                                       app.deselectOthers(app.getGroupTreeView(), rootSelectionModel);
+                                       app.showFiles(new HashSet<File>());
+                               }
+                       }
+               });
+
+       groupSelectionModel = new SingleSelectionModel<Group>();
+       app.addSelectionModel(groupSelectionModel);
+       groupSelectionModel.addSelectionChangeHandler(new SelectionChangeEvent.Handler() {
+                       
+                       @Override
+                       public void onSelectionChange(SelectionChangeEvent event) {
+                               if (groupSelectionModel.getSelectedObject() != null) {
+                                       app.deselectOthers(app.getGroupTreeView(), groupSelectionModel);
+                                       app.showFiles(new HashSet<File>());
+                               }
+                       }
+               });
+
+       userSelectionModel = new SingleSelectionModel<User>();
+       app.addSelectionModel(userSelectionModel);
+       userSelectionModel.addSelectionChangeHandler(new SelectionChangeEvent.Handler() {
+                       
+                       @Override
+                       public void onSelectionChange(SelectionChangeEvent event) {
+                               if (userSelectionModel.getSelectedObject() != null) {
+                                       app.deselectOthers(app.getGroupTreeView(), userSelectionModel);
+                                       app.showFiles(new HashSet<File>());
+                               }
+                       }
+               });
+}
 
     @Override
     public <T> NodeInfo<?> getNodeInfo(T value) {
         if (value == null) {
                rootDataProvider.getList().add("");
-            return new DefaultNodeInfo<String>(rootDataProvider, rootCell,  null, null);
+            return new DefaultNodeInfo<String>(rootDataProvider, rootCell,  rootSelectionModel, null);
         }
         else if (value instanceof String) {
+               groupsDataProvider.getList().clear();
                groupsDataProvider.getList().addAll(app.getAccount().getGroups());
-            return new DefaultNodeInfo<Group>(groupsDataProvider, groupCell, null, null);
+            return new DefaultNodeInfo<Group>(groupsDataProvider, groupCell, groupSelectionModel, null);
         }
         else { //Group
                Group g = (Group) value;
@@ -143,7 +192,7 @@ public class GroupTreeViewModel implements TreeViewModel {
                        dataProvider.getList().clear();
                        for (String u : g.getMembers())
                                dataProvider.getList().add(new User(u, g));
-               return new DefaultNodeInfo<User>(dataProvider, userCell, null, null);
+               return new DefaultNodeInfo<User>(dataProvider, userCell, userSelectionModel, null);
         }
     }
 
@@ -154,12 +203,39 @@ public class GroupTreeViewModel implements TreeViewModel {
         }
         else if (o instanceof Group)
                return ((Group) o).getMembers().isEmpty();
-        else
+        else if (o != null)
                return true;
+        return false;
     }
        
        public void initialize() {
        rootDataProvider.getList().clear();
        rootDataProvider.getList().add("Groups");
        }
+
+       public void updateGroupNode(Group group) {
+               if (group == null) {
+                       groupsDataProvider.getList().clear();
+                       groupsDataProvider.getList().addAll(app.getAccount().getGroups());
+               }
+               else {
+                       if (userDataProviderMap.get(group) == null) {
+                               userDataProviderMap.put(group, new ListDataProvider<User>());
+                       }
+                       final ListDataProvider<User> dataProvider = userDataProviderMap.get(group);
+                       dataProvider.getList().clear();
+                       for (String u : group.getMembers())
+                               dataProvider.getList().add(new User(u, group));
+               }
+       }
+
+       public Object getSelectedObject() {
+               if (rootSelectionModel.getSelectedObject() != null)
+                       return rootSelectionModel.getSelectedObject();
+               if (groupSelectionModel.getSelectedObject() != null)
+                       return groupSelectionModel.getSelectedObject();
+               if (userSelectionModel.getSelectedObject() != null)
+                       return userSelectionModel.getSelectedObject();
+               return null;
+       }
 }