X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;f=cms%2Forg.argeo.slc.client.ui.dist%2Fsrc%2Forg%2Fargeo%2Fslc%2Fclient%2Fui%2Fdist%2Fcontrollers%2FArtifactsTreeContentProvider.java;fp=cms%2Forg.argeo.slc.client.ui.dist%2Fsrc%2Forg%2Fargeo%2Fslc%2Fclient%2Fui%2Fdist%2Fcontrollers%2FArtifactsTreeContentProvider.java;h=5559b44687e4e2da9f4f495c67b1910ec09c06d2;hb=ecc22e604e47533c79de9cecdcdeacbc752cbff1;hp=0000000000000000000000000000000000000000;hpb=e07ded4632e53f8b8869763bc1f1f4091361e76e;p=gpl%2Fargeo-slc.git

diff --git a/cms/org.argeo.slc.client.ui.dist/src/org/argeo/slc/client/ui/dist/controllers/ArtifactsTreeContentProvider.java b/cms/org.argeo.slc.client.ui.dist/src/org/argeo/slc/client/ui/dist/controllers/ArtifactsTreeContentProvider.java
new file mode 100644
index 000000000..5559b4468
--- /dev/null
+++ b/cms/org.argeo.slc.client.ui.dist/src/org/argeo/slc/client/ui/dist/controllers/ArtifactsTreeContentProvider.java
@@ -0,0 +1,91 @@
+package org.argeo.slc.client.ui.dist.controllers;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import javax.jcr.Node;
+import javax.jcr.NodeIterator;
+import javax.jcr.RepositoryException;
+
+import org.argeo.eclipse.ui.jcr.util.JcrItemsComparator;
+import org.argeo.slc.SlcException;
+import org.argeo.slc.SlcTypes;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+
+/** Enable specific browsing of an artifact tree */
+public class ArtifactsTreeContentProvider implements ITreeContentProvider,
+		SlcTypes {
+	private static final long serialVersionUID = -8097817288192073987L;
+
+	// Utils
+	private boolean sortChildren = true;
+	private JcrItemsComparator itemComparator = new JcrItemsComparator();
+
+	public Object[] getElements(Object parent) {
+		return getChildren(parent);
+	}
+
+	public Object getParent(Object child) {
+		return null;
+	}
+
+	public Object[] getChildren(Object parent) {
+		Object[] elements = null;
+		try {
+			if (parent instanceof Node) {
+				Node node = (Node) parent;
+				NodeIterator ni = node.getNodes();
+				List<Node> nodesList = new ArrayList<Node>();
+				while (ni.hasNext()) {
+					nodesList.add(ni.nextNode());
+				}
+				if (sortChildren) {
+					Node[] arr = (Node[]) nodesList.toArray(new Node[nodesList
+							.size()]);
+					Arrays.sort(arr, itemComparator);
+					return arr;
+				} else
+					return nodesList.toArray();
+
+			}
+		} catch (RepositoryException e) {
+			throw new SlcException(
+					"Unexpected exception while listing node properties", e);
+		}
+		return elements;
+	}
+
+	public boolean hasChildren(Object parent) {
+		try {
+			if (parent instanceof Node) {
+				Node curNode = (Node) parent;
+				// We manually stop digging at this level
+				if (curNode.isNodeType(SLC_ARTIFACT_VERSION_BASE))
+					return false;
+				else if (curNode.hasNodes())
+					return true;
+			}
+		} catch (RepositoryException e) {
+			throw new SlcException(
+					"Unexpected exception while checking if property is multiple",
+					e);
+		}
+		return false;
+	}
+
+	public void setSortChildren(boolean sortChildren) {
+		this.sortChildren = sortChildren;
+	}
+
+	public boolean getSortChildren() {
+		return sortChildren;
+	}
+
+	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+	}
+
+	public void dispose() {
+	}
+}
\ No newline at end of file