Merge tag 'v2.3.20' into testing

[gpl/argeo-jcr.git] / swt / org.argeo.tool.devops.e4 / src / org / argeo / cms / e4 / jcr / GenericPropertyPage.java

diff --git a/swt/org.argeo.tool.devops.e4/src/org/argeo/cms/e4/jcr/GenericPropertyPage.java b/swt/org.argeo.tool.devops.e4/src/org/argeo/cms/e4/jcr/GenericPropertyPage.java
new file mode 100644 (file)
index 0000000..e17f17b
--- /dev/null
+++ b/swt/org.argeo.tool.devops.e4/src/org/argeo/cms/e4/jcr/GenericPropertyPage.java
@@ -0,0 +1,141 @@
+package org.argeo.cms.e4.jcr;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.jcr.Node;
+import javax.jcr.Property;
+import javax.jcr.PropertyIterator;
+import javax.jcr.RepositoryException;
+
+import org.argeo.cms.ui.jcr.PropertyLabelProvider;
+import org.argeo.eclipse.ui.EclipseUiException;
+import org.eclipse.jface.layout.TreeColumnLayout;
+import org.eclipse.jface.viewers.ColumnWeightData;
+import org.eclipse.jface.viewers.IBaseLabelProvider;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.custom.ScrolledComposite;
+import org.eclipse.swt.layout.FillLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Tree;
+import org.eclipse.swt.widgets.TreeColumn;
+
+/**
+ * Generic editor property page. Lists all properties of current node as a
+ * complex tree. TODO: enable editing
+ */
+public class GenericPropertyPage {
+
+       // Main business Objects
+       private Node currentNode;
+
+       public GenericPropertyPage(Node currentNode) {
+               this.currentNode = currentNode;
+       }
+
+       protected void createFormContent(Composite parent) {
+               Composite innerBox = new Composite(parent, SWT.NONE);
+               // Composite innerBox = new Composite(body, SWT.NO_FOCUS);
+               FillLayout layout = new FillLayout();
+               layout.marginHeight = 5;
+               layout.marginWidth = 5;
+               innerBox.setLayout(layout);
+               createComplexTree(innerBox);
+               // TODO TreeColumnLayout triggers a scroll issue with the form:
+               // The inside body is always to big and a scroll bar is shown
+               // Composite tableCmp = new Composite(body, SWT.NO_FOCUS);
+               // createComplexTree(tableCmp);
+       }
+
+       private TreeViewer createComplexTree(Composite parent) {
+               int style = SWT.BORDER | SWT.MULTI | SWT.FULL_SELECTION;
+               Tree tree = new Tree(parent, style);
+               TreeColumnLayout tableColumnLayout = new TreeColumnLayout();
+
+               createColumn(tree, tableColumnLayout, "Property", SWT.LEFT, 200, 30);
+               createColumn(tree, tableColumnLayout, "Value(s)", SWT.LEFT, 300, 60);
+               createColumn(tree, tableColumnLayout, "Type", SWT.LEFT, 75, 10);
+               createColumn(tree, tableColumnLayout, "Attributes", SWT.LEFT, 75, 0);
+               // Do not apply the treeColumnLayout it does not work yet
+               // parent.setLayout(tableColumnLayout);
+
+               tree.setLinesVisible(true);
+               tree.setHeaderVisible(true);
+
+               TreeViewer treeViewer = new TreeViewer(tree);
+               treeViewer.setContentProvider(new TreeContentProvider());
+               treeViewer.setLabelProvider((IBaseLabelProvider) new PropertyLabelProvider());
+               treeViewer.setInput(currentNode);
+               treeViewer.expandAll();
+               return treeViewer;
+       }
+
+       private static TreeColumn createColumn(Tree parent, TreeColumnLayout tableColumnLayout, String name, int style,
+                       int width, int weight) {
+               TreeColumn column = new TreeColumn(parent, style);
+               column.setText(name);
+               column.setWidth(width);
+               column.setMoveable(true);
+               column.setResizable(true);
+               tableColumnLayout.setColumnData(column, new ColumnWeightData(weight, width, true));
+               return column;
+       }
+
+       private class TreeContentProvider implements ITreeContentProvider {
+               private static final long serialVersionUID = -6162736530019406214L;
+
+               public Object[] getElements(Object parent) {
+                       Object[] props = null;
+                       try {
+
+                               if (parent instanceof Node) {
+                                       Node node = (Node) parent;
+                                       PropertyIterator pi;
+                                       pi = node.getProperties();
+                                       List<Property> propList = new ArrayList<Property>();
+                                       while (pi.hasNext()) {
+                                               propList.add(pi.nextProperty());
+                                       }
+                                       props = propList.toArray();
+                               }
+                       } catch (RepositoryException e) {
+                               throw new EclipseUiException("Unexpected exception while listing node properties", e);
+                       }
+                       return props;
+               }
+
+               public Object getParent(Object child) {
+                       return null;
+               }
+
+               public Object[] getChildren(Object parent) {
+                       if (parent instanceof Property) {
+                               Property prop = (Property) parent;
+                               try {
+                                       if (prop.isMultiple())
+                                               return prop.getValues();
+                               } catch (RepositoryException e) {
+                                       throw new EclipseUiException("Cannot get multi-prop values on " + prop, e);
+                               }
+                       }
+                       return null;
+               }
+
+               public boolean hasChildren(Object parent) {
+                       try {
+                               return (parent instanceof Property && ((Property) parent).isMultiple());
+                       } catch (RepositoryException e) {
+                               throw new EclipseUiException("Cannot check if property is multiple for " + parent, e);
+                       }
+               }
+
+               public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+               }
+
+               public void dispose() {
+               }
+       }
+}