Bug 163241 [Undo] Allow Undo notification to be turned off
When deleting a project you will always been notified that it removes the Undo History. Could we add a "Don't show this" checkbox to its dialog settings? Thanx, PW
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/ide/undo/DeleteResourcesOperation.java
public IStatus computeExecutionStatus(IProgressMonitor monitor) {
		IStatus status = super.computeExecutionStatus(monitor);
		if (status.isOK()) {
			status = computeDeleteStatus();
		}
		if (status.isOK()) {
			
			
			if (deleteContent && resourcesIncludesProjects()) {
				status = getWarningStatus(
						UndoMessages.DeleteResourcesOperation_DeletingProjectContentWarning,
						0);
			}
		}
		return status;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * Map undo status to resource creation status.
	 * 
	 * @see org.eclipse.ui.ide.undo.AbstractWorkspaceOperation#computeUndoableStatus(org.eclipse.core.runtime.IProgressMonitor)
	 */
	public IStatus computeUndoableStatus(IProgressMonitor monitor) {
		IStatus status = super.computeUndoableStatus(monitor);
		if (status.isOK()) {
			
			
			
			status = computeCreateStatus(false);