1 files changed, 114 insertions, 0 deletions
diff --git a/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/operations/CVSNonblockingRunnableContext.java b/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/operations/CVSNonblockingRunnableContext.java
new file mode 100644
index 000000000..dc8ee0e79
--- /dev/null
+++ b/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/operations/CVSNonblockingRunnableContext.java
@@ -0,0 +1,114 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.team.internal.ccvs.ui.operations;
+
+import java.lang.reflect.InvocationTargetException;
+
+import org.eclipse.core.resources.WorkspaceJob;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.core.runtime.jobs.IJobChangeListener;
+import org.eclipse.core.runtime.jobs.ISchedulingRule;
+import org.eclipse.core.runtime.jobs.Job;
+import org.eclipse.jface.operation.IRunnableWithProgress;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.team.internal.ccvs.core.CVSException;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.PlatformUI;
+
+/**
+ * This runnable context executes it's operation in the context of a background job.
+ */
+public class CVSNonblockingRunnableContext implements ICVSRunnableContext {
+
+	private IJobChangeListener listener;
+
+	public CVSNonblockingRunnableContext() {
+		this(null);
+	}
+	
+	public CVSNonblockingRunnableContext(IJobChangeListener listener) {
+		this.listener = listener;
+	}
+
+	protected IStatus run(IRunnableWithProgress runnable, IProgressMonitor monitor) {
+		try {
+			runnable.run(monitor);
+		} catch (InvocationTargetException e) {
+			return CVSException.wrapException(e).getStatus();
+		} catch (InterruptedException e) {
+			return Status.OK_STATUS;
+		}
+		return Status.OK_STATUS;
+	}
+	
+	protected Job getBasicJob(String title, final IRunnableWithProgress runnable) {
+		return new Job(title) {
+			public IStatus run(IProgressMonitor monitor) {
+				return CVSNonblockingRunnableContext.this.run(runnable, monitor);
+			}
+		};
+	}
+	
+	protected Job getWorkspaceJob(String title, final IRunnableWithProgress runnable) {
+		return new WorkspaceJob(title) {
+			public IStatus runInWorkspace(IProgressMonitor monitor) throws CoreException {
+				return CVSNonblockingRunnableContext.this.run(runnable, monitor);
+			}
+		};
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.team.internal.ccvs.ui.operations.ICVSRunnableContext#run(java.lang.String, boolean, org.eclipse.jface.operation.IRunnableWithProgress)
+	 */
+	public void run(String title, ISchedulingRule schedulingRule, boolean postponeBuild, IRunnableWithProgress runnable) throws InvocationTargetException, InterruptedException {
+		Job job;
+		if (schedulingRule == null && !postponeBuild) {
+			job = getBasicJob(title, runnable);
+		} else {
+			job = getWorkspaceJob(title, runnable);
+			if (schedulingRule != null) {
+				job.setRule(schedulingRule);
+			}
+		}
+		if (listener != null) {
+			job.addJobChangeListener(listener);
+		}
+		schedule(job);
+	}
+
+	protected void schedule(Job job) {
+		job.schedule();
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.team.internal.ccvs.ui.operations.ICVSRunnableContext#getShell()
+	 */
+	public Shell getShell() {
+		final Shell[] newShell = new Shell[] { null };
+		Display.getDefault().syncExec(
+			new Runnable() {
+				public void run() {
+					IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
+					if (window == null) {
+						Display display = Display.getDefault();
+						newShell[0] = new Shell(display);
+					} else {
+						newShell[0] = window.getShell();
+					}
+				}
+			});
+		return newShell[0];
+	}
+}