swt/space/SpaceEntryArea.java

   1 package org.argeo.app.swt.space;
   2
   3 import java.net.URI;
   4 import java.util.List;
   5
   6 import org.argeo.api.acr.Content;
   7 import org.argeo.api.acr.NamespaceUtils;
   8 import org.argeo.api.acr.spi.ProvidedContent;
   9 import org.argeo.api.cms.ux.CmsView;
  10 import org.argeo.app.api.EntityType;
  11 import org.argeo.cms.swt.CmsSwtUtils;
  12 import org.argeo.cms.swt.acr.SwtUiProvider;
  13 import org.argeo.cms.swt.widgets.SwtTreeView;
  14 import org.argeo.cms.ux.acr.ContentHierarchicalPart;
  15 import org.eclipse.swt.layout.GridLayout;
  16 import org.eclipse.swt.widgets.Composite;
  17 import org.eclipse.swt.widgets.Control;
  18
  19 /** Entry area for managing the typologies. */
  20 public class SpaceEntryArea implements SwtUiProvider {
  21         @Override
  22         public Control createUiPart(Composite parent, Content content) {
  23                 CmsView cmsView = CmsSwtUtils.getCmsView(parent);
  24
  25                 parent.setLayout(new GridLayout());
  26
  27                 ContentHierarchicalPart contentPart = new ContentHierarchicalPart() {
  28
  29                         @Override
  30                         public List<Content> getChildren(Content parent) {
  31                                 if (parent != null)
  32                                         return super.getChildren(parent);
  33                                 List<Content> res = ((ProvidedContent) content).getSession().search((bs) -> {
  34                                         bs.from(URI.create("/sys")).where((f) -> f.isContentClass(EntityType.space));
  35                                 }).filter((c) -> noSpaceParent((ProvidedContent) c)).toList();
  36                                 return res;
  37                         }
  38
  39                 };
  40                 contentPart.addColumn((c) -> NamespaceUtils.toPrefixedName(c.getName()));
  41 //              contentPart.setInput(content);
  42
  43                 SwtTreeView<Content> view = new SwtTreeView<>(parent, 0, contentPart);
  44                 view.setLayoutData(CmsSwtUtils.fillAll());
  45
  46                 contentPart.setInput(null);
  47                 return view;
  48
  49         }
  50
  51         private static boolean noSpaceParent(ProvidedContent content) {
  52                 if (content.isRoot() || !content.isParentAccessible())// end condition
  53                         return true;
  54                 ProvidedContent parent = (ProvidedContent) content.getParent();
  55                 if (parent.hasContentClass(EntityType.space))
  56                         return false;
  57                 return noSpaceParent(parent);
  58         }
  59 }