1 files changed, 55 insertions, 0 deletions
diff --git a/org.eclipse.ui.cheatsheets/src/org/eclipse/ui/internal/cheatsheets/composite/model/TaskSetCompletionStrategy.java b/org.eclipse.ui.cheatsheets/src/org/eclipse/ui/internal/cheatsheets/composite/model/TaskSetCompletionStrategy.java
new file mode 100644
index 000000000..f35c5fb70
--- /dev/null
+++ b/org.eclipse.ui.cheatsheets/src/org/eclipse/ui/internal/cheatsheets/composite/model/TaskSetCompletionStrategy.java
@@ -0,0 +1,55 @@
+/*******************************************************************************
+ * Copyright (c) 2006 IBM Corporation 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:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.ui.internal.cheatsheets.composite.model;
+
+import org.eclipse.ui.cheatsheets.ICompositeCheatSheetTask;
+
+public class TaskSetCompletionStrategy implements TaskGroup.CompletionStrategy {
+
+	/**
+	 * Determine the state based on the state of the children, which is
+	 * NOT_STARTED if all children are not started
+	 * COMPLETED if all children are completed or skipped
+	 * IN_PROGRESS otherwise
+	 * @return
+	 */
+	public int computeState(TaskGroup taskGroup) {
+		boolean noChildrenStarted = true;
+		boolean allChildrenCompleted = true;
+		ICompositeCheatSheetTask[] children = taskGroup.getSubtasks();
+		for (int i = 0; i < children.length; i++) {
+			switch(children[i].getState()) {
+			   case ICompositeCheatSheetTask.NOT_STARTED:
+				   allChildrenCompleted = false;
+				   break;
+			   case ICompositeCheatSheetTask.IN_PROGRESS:
+				   noChildrenStarted = false;
+				   allChildrenCompleted = false;
+				   break;
+			   case ICompositeCheatSheetTask.COMPLETED:
+			   case ICompositeCheatSheetTask.SKIPPED:
+				   noChildrenStarted = false;
+				   break;
+			}
+		}
+		if (allChildrenCompleted) {
+			return ICompositeCheatSheetTask.COMPLETED;
+		}
+		if (taskGroup.getState() == ICompositeCheatSheetTask.SKIPPED) {
+			return ICompositeCheatSheetTask.SKIPPED;
+		}
+		if (noChildrenStarted) {
+			return ICompositeCheatSheetTask.NOT_STARTED;
+		}
+		return ICompositeCheatSheetTask.IN_PROGRESS;
+	}
+}