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%2FDistTreeComparator.java;fp=cms%2Forg.argeo.slc.client.ui.dist%2Fsrc%2Forg%2Fargeo%2Fslc%2Fclient%2Fui%2Fdist%2Fcontrollers%2FDistTreeComparator.java;h=c788ebc7bccfd098f2940b2d4a2a7a1398a64603;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/DistTreeComparator.java b/cms/org.argeo.slc.client.ui.dist/src/org/argeo/slc/client/ui/dist/controllers/DistTreeComparator.java
new file mode 100644
index 000000000..c788ebc7b
--- /dev/null
+++ b/cms/org.argeo.slc.client.ui.dist/src/org/argeo/slc/client/ui/dist/controllers/DistTreeComparator.java
@@ -0,0 +1,62 @@
+package org.argeo.slc.client.ui.dist.controllers;
+
+import org.argeo.slc.client.ui.dist.model.DistParentElem;
+import org.argeo.slc.client.ui.dist.model.ModularDistVersionElem;
+import org.argeo.slc.client.ui.dist.model.RepoElem;
+import org.argeo.slc.client.ui.dist.model.WkspGroupElem;
+import org.argeo.slc.client.ui.dist.model.WorkspaceElem;
+import org.argeo.slc.client.ui.dist.utils.NameVersionComparator;
+import org.argeo.slc.client.ui.dist.utils.VersionComparator;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.viewers.ViewerComparator;
+
+/** Specific comparator to enhance Distribution tree browsers */
+public class DistTreeComparator extends ViewerComparator {
+	private static final long serialVersionUID = -7386716562202568704L;
+
+	private VersionComparator vc = new VersionComparator();
+	private NameVersionComparator nvc = new NameVersionComparator();
+
+	public int category(Object element) {
+		if (element instanceof RepoElem)
+			if (((RepoElem) element).inHome())
+				// Home repository always first
+				return 2;
+			else
+				return 5;
+		else if (element instanceof WkspGroupElem)
+			return 10;
+		else if (element instanceof WorkspaceElem)
+			return 15;
+		else
+			return 20;
+	}
+
+	public int compare(Viewer viewer, Object e1, Object e2) {
+		int cat1 = category(e1);
+		int cat2 = category(e2);
+
+		if (cat1 != cat2) {
+			return cat1 - cat2;
+		}
+
+		String s1, s2;
+
+		if (e1 instanceof DistParentElem) {
+			s1 = ((DistParentElem) e1).getName();
+			s2 = ((DistParentElem) e2).getName();
+		} else {
+			s1 = e1.toString();
+			s2 = e2.toString();
+		}
+
+		if (e1 instanceof WorkspaceElem)
+			// Reverse order for nameversions
+			return nvc.compare(viewer, s2, s1);
+		else if (e1 instanceof ModularDistVersionElem)
+			// Reverse order for versions
+			return vc.compare(viewer, s2, s1);
+		else
+			return s1.compareTo(s2);
+	}
+}
\ No newline at end of file