414360: add support for cc attribute to REST API

Change-Id: I16db7531ccfdf016eedbf5b6b337c587b2f71b70
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=414360

2 files changed, 143 insertions, 0 deletions

diff --git a/connector-bugzilla-rest/org.eclipse.mylyn.bugzilla.rest.ui/src/org/eclipse/mylyn/internal/bugzilla/rest/ui/BugzillaCcAttributeEditor.java b/connector-bugzilla-rest/org.eclipse.mylyn.bugzilla.rest.ui/src/org/eclipse/mylyn/internal/bugzilla/rest/ui/BugzillaCcAttributeEditor.java
new file mode 100644
index 000000000..bd71c6cf0
--- /dev/null
+++ b/connector-bugzilla-rest/org.eclipse.mylyn.bugzilla.rest.ui/src/org/eclipse/mylyn/internal/bugzilla/rest/ui/BugzillaCcAttributeEditor.java
@@ -0,0 +1,121 @@
+/*******************************************************************************
+ * Copyright (c) 2015 Frank Becker and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Frank Becker - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.mylyn.internal.bugzilla.rest.ui;
+
+import org.eclipse.jface.layout.GridDataFactory;
+import org.eclipse.jface.resource.JFaceResources;
+import org.eclipse.mylyn.internal.bugzilla.rest.core.BugzillaRestTaskSchema;
+import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
+import org.eclipse.mylyn.tasks.core.data.TaskDataModel;
+import org.eclipse.mylyn.tasks.ui.editors.AbstractAttributeEditor;
+import org.eclipse.mylyn.tasks.ui.editors.LayoutHint;
+import org.eclipse.mylyn.tasks.ui.editors.LayoutHint.ColumnSpan;
+import org.eclipse.mylyn.tasks.ui.editors.LayoutHint.RowSpan;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.List;
+import org.eclipse.ui.forms.widgets.FormToolkit;
+
+public class BugzillaCcAttributeEditor extends AbstractAttributeEditor {
+
+	private List list;
+
+	private TaskAttribute attrRemoveCc;
+
+	protected boolean suppressRefresh;
+
+	public BugzillaCcAttributeEditor(TaskDataModel manager, TaskAttribute taskAttribute) {
+		super(manager, taskAttribute);
+		setLayoutHint(new LayoutHint(RowSpan.MULTIPLE, ColumnSpan.SINGLE));
+	}
+
+	@Override
+	public void createControl(Composite parent, FormToolkit toolkit) {
+		list = new List(parent, SWT.FLAT | SWT.MULTI | SWT.V_SCROLL);
+		toolkit.adapt(list, true, true);
+		list.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER);
+		list.setFont(JFaceResources.getDefaultFont());
+		GridDataFactory.fillDefaults().grab(true, true).align(SWT.FILL, SWT.FILL).applyTo(list);
+		list.setToolTipText(getDescription());
+
+		populateFromAttribute();
+
+		attrRemoveCc = getModel().getTaskData()
+				.getRoot()
+				.getMappedAttribute(BugzillaRestTaskSchema.getDefault().REMOVE_CC.getKey());
+
+		selectValuesToRemove();
+
+		list.addSelectionListener(new SelectionAdapter() {
+
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				try {
+					suppressRefresh = true;
+					for (String cc : list.getItems()) {
+						int index = list.indexOf(cc);
+						if (list.isSelected(index)) {
+							java.util.List<String> remove = attrRemoveCc.getValues();
+							if (!remove.contains(cc)) {
+								attrRemoveCc.addValue(cc);
+							}
+						} else {
+							attrRemoveCc.removeValue(cc);
+						}
+					}
+					getModel().attributeChanged(attrRemoveCc);
+				} finally {
+					suppressRefresh = false;
+				}
+			}
+		});
+
+		list.showSelection();
+
+		setControl(list);
+	}
+
+	private void populateFromAttribute() {
+		TaskAttribute attrUserCC = getTaskAttribute();
+		if (attrUserCC != null) {
+			for (String value : attrUserCC.getValues()) {
+				list.add(value);
+			}
+		}
+	}
+
+	private void selectValuesToRemove() {
+		for (String item : attrRemoveCc.getValues()) {
+			int i = list.indexOf(item);
+			if (i != -1) {
+				list.select(i);
+			}
+		}
+	}
+
+	@Override
+	public void refresh() {
+		if (list != null && !list.isDisposed()) {
+			list.removeAll();
+			populateFromAttribute();
+			selectValuesToRemove();
+		}
+	}
+
+	@Override
+	public boolean shouldAutoRefresh() {
+		return !suppressRefresh;
+	}
+
+}
diff --git a/connector-bugzilla-rest/org.eclipse.mylyn.bugzilla.rest.ui/src/org/eclipse/mylyn/internal/bugzilla/rest/ui/BugzillaRestTaskEditorPage.java b/connector-bugzilla-rest/org.eclipse.mylyn.bugzilla.rest.ui/src/org/eclipse/mylyn/internal/bugzilla/rest/ui/BugzillaRestTaskEditorPage.java
index f8e11c321..bd7a2bb80 100644
--- a/connector-bugzilla-rest/org.eclipse.mylyn.bugzilla.rest.ui/src/org/eclipse/mylyn/internal/bugzilla/rest/ui/BugzillaRestTaskEditorPage.java
+++ b/connector-bugzilla-rest/org.eclipse.mylyn.bugzilla.rest.ui/src/org/eclipse/mylyn/internal/bugzilla/rest/ui/BugzillaRestTaskEditorPage.java
@@ -12,7 +12,11 @@
 package org.eclipse.mylyn.internal.bugzilla.rest.ui;
 
 import org.eclipse.mylyn.internal.bugzilla.rest.core.BugzillaRestCore;
+import org.eclipse.mylyn.internal.bugzilla.rest.core.IBugzillaRestConstants;
+import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
+import org.eclipse.mylyn.tasks.ui.editors.AbstractAttributeEditor;
 import org.eclipse.mylyn.tasks.ui.editors.AbstractTaskEditorPage;
+import org.eclipse.mylyn.tasks.ui.editors.AttributeEditorFactory;
 import org.eclipse.mylyn.tasks.ui.editors.TaskEditor;
 
 public class BugzillaRestTaskEditorPage extends AbstractTaskEditorPage {
@@ -27,4 +31,22 @@ public class BugzillaRestTaskEditorPage extends AbstractTaskEditorPage {
 		setNeedsSubmitButton(true);
 	}
 
+	@Override
+	protected AttributeEditorFactory createAttributeEditorFactory() {
+		AttributeEditorFactory factory = new AttributeEditorFactory(getModel(), getTaskRepository(), getEditorSite()) {
+
+			@Override
+			public AbstractAttributeEditor createEditor(String type, TaskAttribute taskAttribute) {
+				AbstractAttributeEditor editor;
+				if (IBugzillaRestConstants.EDITOR_TYPE_CC.equals(type)) {
+					editor = new BugzillaCcAttributeEditor(getModel(), taskAttribute);
+				} else {
+					editor = super.createEditor(type, taskAttribute);
+				}
+				return editor;
+			}
+		};
+		return factory;
+	}
+
 }