initial context menu support for celltree

diff --git a/src/gr/ebs/gss/client/CellTreeView.java b/src/gr/ebs/gss/client/CellTreeView.java
index c75ef64..da3d296 100644 (file)
--- a/src/gr/ebs/gss/client/CellTreeView.java
+++ b/src/gr/ebs/gss/client/CellTreeView.java
@@ -31,6 +31,8 @@ import java.util.List;
 import com.google.gwt.cell.client.AbstractCell;
 import com.google.gwt.cell.client.Cell;
 import com.google.gwt.core.client.GWT;
 import com.google.gwt.cell.client.AbstractCell;
 import com.google.gwt.cell.client.Cell;
 import com.google.gwt.core.client.GWT;

+import com.google.gwt.event.dom.client.ContextMenuEvent;
+import com.google.gwt.event.dom.client.ContextMenuHandler;

 import com.google.gwt.resources.client.ClientBundle;
 import com.google.gwt.resources.client.ImageResource;
 import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
 import com.google.gwt.resources.client.ClientBundle;
 import com.google.gwt.resources.client.ImageResource;
 import com.google.gwt.safehtml.shared.SafeHtmlBuilder;

@@ -38,10 +40,12 @@ import com.google.gwt.user.cellview.client.CellTree;
 import com.google.gwt.user.cellview.client.TreeNode;
 import com.google.gwt.user.cellview.client.HasKeyboardSelectionPolicy.KeyboardSelectionPolicy;
 import com.google.gwt.user.client.DeferredCommand;
 import com.google.gwt.user.cellview.client.TreeNode;
 import com.google.gwt.user.cellview.client.HasKeyboardSelectionPolicy.KeyboardSelectionPolicy;
 import com.google.gwt.user.client.DeferredCommand;

+import com.google.gwt.user.client.Event;

 import com.google.gwt.user.client.IncrementalCommand;
 import com.google.gwt.user.client.ui.AbstractImagePrototype;
 import com.google.gwt.user.client.ui.Composite;
 import com.google.gwt.user.client.ui.Tree;
 import com.google.gwt.user.client.IncrementalCommand;
 import com.google.gwt.user.client.ui.AbstractImagePrototype;
 import com.google.gwt.user.client.ui.Composite;
 import com.google.gwt.user.client.ui.Tree;

+import com.google.gwt.user.client.ui.TreeItem;

 import com.google.gwt.view.client.AsyncDataProvider;
 import com.google.gwt.view.client.HasData;
 import com.google.gwt.view.client.ListDataProvider;
 import com.google.gwt.view.client.AsyncDataProvider;
 import com.google.gwt.view.client.HasData;
 import com.google.gwt.view.client.ListDataProvider;

@@ -60,6 +64,7 @@ public class CellTreeView extends Composite{
        Images images;
        private final ListDataProvider<FolderResource> rootNodes = new ListDataProvider<FolderResource>();
        SingleSelectionModel<FolderResource> selectionModel = new SingleSelectionModel<FolderResource>();
        Images images;
        private final ListDataProvider<FolderResource> rootNodes = new ListDataProvider<FolderResource>();
        SingleSelectionModel<FolderResource> selectionModel = new SingleSelectionModel<FolderResource>();

+       FolderContextMenu menu;

        /**
         * Specifies the images that will be bundled for this Composite and other
         * inherited images that will be included in the same bundle.
        /**
         * Specifies the images that will be bundled for this Composite and other
         * inherited images that will be included in the same bundle.

@@ -87,7 +92,7 @@ public class CellTreeView extends Composite{
                @Source("gr/ebs/gss/resources/trashcan_empty.png")
                ImageResource trash();
        }
                @Source("gr/ebs/gss/resources/trashcan_empty.png")
                ImageResource trash();
        }

-       
+       final CellTree tree;

        /**
         * 
         */
        /**
         * 
         */

@@ -101,10 +106,18 @@ public class CellTreeView extends Composite{
             * CustomTreeModel#getNodeInfo();
             */
                CellTree.Resources res = GWT.create(CellTree.BasicResources.class);
             * CustomTreeModel#getNodeInfo();
             */
                CellTree.Resources res = GWT.create(CellTree.BasicResources.class);

-           CellTree tree = new CellTree(model,null, res);
+           tree = new CellTree(model,null, res){
+               @Override
+               public void onBrowserEvent(Event event) {
+                       // TODO Auto-generated method stub
+                       super.onBrowserEvent(event);
+                       GWT.log(event.getType());
+               }
+           };

            tree.setKeyboardSelectionPolicy(KeyboardSelectionPolicy.ENABLED);
            tree.setKeyboardSelectionPolicy(KeyboardSelectionPolicy.ENABLED);

-

            
            

+           sinkEvents(Event.ONCONTEXTMENU);
+               sinkEvents(Event.ONMOUSEUP);

            initWidget(tree);
            DeferredCommand.addCommand(new IncrementalCommand() {
 
            initWidget(tree);
            DeferredCommand.addCommand(new IncrementalCommand() {
 

@@ -114,6 +127,17 @@ public class CellTreeView extends Composite{
                        }
                });
        }
                        }
                });
        }

+       
+       protected void showPopup(final int x, final int y) {
+               if (selectionModel.getSelectedObject() == null)
+                       return;
+               if (menu != null)
+                       menu.hide();
+               menu = new FolderContextMenu(images);
+               menu.setPopupPosition(x, y);
+               menu.show();
+       }
+       

        public boolean fetchRootFolders() {
                UserResource userResource = GSS.get().getCurrentUserResource();
                if (userResource == null)
        public boolean fetchRootFolders() {
                UserResource userResource = GSS.get().getCurrentUserResource();
                if (userResource == null)

@@ -126,6 +150,7 @@ public class CellTreeView extends Composite{
                        public void onComplete() {
                                FolderResource rootResource = getResult();
                                rootNodes.setList(Arrays.asList((FolderResource)rootResource));
                        public void onComplete() {
                                FolderResource rootResource = getResult();
                                rootNodes.setList(Arrays.asList((FolderResource)rootResource));

+                               tree.getRootTreeNode().setChildOpen(0, true);

                                
                        }
 
                                
                        }
 

@@ -146,11 +171,13 @@ public class CellTreeView extends Composite{
        
        
        class CustomTreeModel implements TreeViewModel{
        
        
        class CustomTreeModel implements TreeViewModel{

-               private final Cell<FolderResource> departmentCell = new AbstractCell<FolderResource>(){
-
+               private final Cell<FolderResource> departmentCell = new AbstractCell<FolderResource>("contextmenu"){
+                       

                        @Override
                        public void render(com.google.gwt.cell.client.Cell.Context arg0, FolderResource arg1, SafeHtmlBuilder arg2) {
                        @Override
                        public void render(com.google.gwt.cell.client.Cell.Context arg0, FolderResource arg1, SafeHtmlBuilder arg2) {

-                               if(arg1.getParentName()==null){
+                               if(arg1.isShared())
+                                       arg2.appendHtmlConstant(AbstractImagePrototype.create(images.sharedFolder()).getHTML());
+                               else if(arg1.getParentName()==null){

                                        arg2.appendHtmlConstant(AbstractImagePrototype.create(images.home()).getHTML());
                                }
                                else
                                        arg2.appendHtmlConstant(AbstractImagePrototype.create(images.home()).getHTML());
                                }
                                else

@@ -159,11 +186,20 @@ public class CellTreeView extends Composite{
                                
                        }
                        
                                
                        }
                        

+                       public void onBrowserEvent(Cell.Context context, com.google.gwt.dom.client.Element parent, FolderResource value, com.google.gwt.dom.client.NativeEvent event, com.google.gwt.cell.client.ValueUpdater<FolderResource> valueUpdater) {
+                               GWT.log("-->"+event.getType());
+                               if(event.getType().equals("contextmenu")){
+                                       selectionModel.setSelected(value, true);
+                                       showPopup(event.getClientX(), event.getClientY());
+                               }
+                       };
+                       

                };
                
                
                @Override
                public <T> NodeInfo<?> getNodeInfo(T value) {
                };
                
                
                @Override
                public <T> NodeInfo<?> getNodeInfo(T value) {

+                       

                        if(value==null){
                                return new DefaultNodeInfo<FolderResource>(rootNodes, departmentCell,
                                            selectionModel, null);
                        if(value==null){
                                return new DefaultNodeInfo<FolderResource>(rootNodes, departmentCell,
                                            selectionModel, null);