1 files changed, 0 insertions, 142 deletions
diff --git a/org.eclipse.mylyn.tasks.ui/src/org/eclipse/mylyn/internal/tasks/ui/views/DelayedRefreshJob.java b/org.eclipse.mylyn.tasks.ui/src/org/eclipse/mylyn/internal/tasks/ui/views/DelayedRefreshJob.java
deleted file mode 100644
index 6c066561f..000000000
--- a/org.eclipse.mylyn.tasks.ui/src/org/eclipse/mylyn/internal/tasks/ui/views/DelayedRefreshJob.java
+++ /dev/null
@@ -1,142 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2004, 2007 Mylyn project committers 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
- *******************************************************************************/
-
-package org.eclipse.mylyn.internal.tasks.ui.views;
-
-import java.util.LinkedHashSet;
-
-import org.eclipse.core.runtime.IProgressMonitor;
-import org.eclipse.core.runtime.IStatus;
-import org.eclipse.core.runtime.NullProgressMonitor;
-import org.eclipse.core.runtime.Status;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.jface.viewers.TreePath;
-import org.eclipse.jface.viewers.TreeSelection;
-import org.eclipse.jface.viewers.TreeViewer;
-import org.eclipse.mylyn.commons.core.StatusHandler;
-import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
-import org.eclipse.mylyn.internal.tasks.ui.util.TreeWalker;
-import org.eclipse.mylyn.internal.tasks.ui.util.TreeWalker.TreeVisitor;
-import org.eclipse.mylyn.tasks.core.ITask;
-import org.eclipse.swt.SWTException;
-import org.eclipse.swt.widgets.TreeItem;
-import org.eclipse.ui.progress.WorkbenchJob;
-
-/**
- * @author Steffen Pingel
- */
-abstract class DelayedRefreshJob extends WorkbenchJob {
-
-	static final long REFRESH_DELAY_DEFAULT = 200;
-
-	static final long REFRESH_DELAY_MAX = 500;
-
-	private final TreeViewer treeViewer;
-
-	private static final int NOT_SCHEDULED = -1;
-
-	private final LinkedHashSet<Object> queue = new LinkedHashSet<Object>();
-
-	private long scheduleTime = NOT_SCHEDULED;
-
-	public DelayedRefreshJob(TreeViewer treeViewer, String name) {
-		super(name);
-		this.treeViewer = treeViewer;
-		setSystem(true);
-	}
-
-	public void forceRefresh() {
-		queue.add(null);
-		runInUIThread(new NullProgressMonitor());
-	}
-
-	public synchronized void refresh() {
-		refreshTask(null);
-	}
-
-	public synchronized void refreshTask(Object element) {
-		queue.add(element);
-
-		if (scheduleTime == NOT_SCHEDULED) {
-			scheduleTime = System.currentTimeMillis();
-			schedule(REFRESH_DELAY_DEFAULT);
-		} else if (System.currentTimeMillis() - scheduleTime < REFRESH_DELAY_MAX - REFRESH_DELAY_DEFAULT) {
-			// reschedule to aggregate more refreshes
-			cancel();
-			schedule(REFRESH_DELAY_DEFAULT);
-		}
-	}
-
-	@Override
-	public IStatus runInUIThread(IProgressMonitor monitor) {
-		if (treeViewer.getControl() == null || treeViewer.getControl().isDisposed()) {
-			return Status.CANCEL_STATUS;
-		}
-
-		final Object[] items;
-		synchronized (this) {
-			if (queue.contains(null)) {
-				items = null;
-			} else {
-				items = queue.toArray(new Object[0]);
-			}
-			queue.clear();
-
-			scheduleTime = NOT_SCHEDULED;
-		}
-
-		// in case the refresh removes the currently selected item, 
-		// remember the next item in the tree to restore the selection
-		TreeItem[] selection = treeViewer.getTree().getSelection();
-		TreePath treePath = null;
-		if (selection.length > 0) {
-			TreeWalker treeWalker = new TreeWalker(treeViewer);
-			treePath = treeWalker.walk(new TreeVisitor() {
-				@Override
-				public boolean visit(Object object) {
-					return true;
-				}
-			}, selection[selection.length - 1]);
-		}
-
-		refresh(items);
-
-		if (treePath != null) {
-			ISelection newSelection = treeViewer.getSelection();
-			if (newSelection == null || newSelection.isEmpty()) {
-				treeViewer.setSelection(new TreeSelection(treePath), true);
-			}
-		}
-
-		return Status.OK_STATUS;
-	}
-
-	protected void refresh(final Object[] items) {
-		if (items == null) {
-			treeViewer.refresh(true);
-		} else if (items.length > 0) {
-			try {
-				for (Object item : items) {
-					if (item instanceof ITask) {
-						ITask task = (ITask) item;
-						treeViewer.refresh(task, true);
-					} else {
-						treeViewer.refresh(item, true);
-					}
-					updateExpansionState(item);
-				}
-			} catch (SWTException e) {
-				StatusHandler.log(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, "Failed to refresh viewer: "
-						+ treeViewer, e));
-			}
-		}
-	}
-
-	protected abstract void updateExpansionState(Object item);
-
-}
-\ No newline at end of file