| /******************************************************************************* |
| * Copyright (c) 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.ui.internal.progress; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.jface.action.IStatusLineManager; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.progress.UIJob; |
| import org.eclipse.ui.internal.WorkbenchWindow; |
| /** |
| * The WorkbenchProgressListener is a class that listens to progress on the |
| * workbench and reports accordingly. |
| */ |
| class WorkbenchMonitorProvider { |
| /** |
| * Get the progress monitor for a job. If it is a UIJob get the main |
| * monitor from the status line. Otherwise return no monitor. |
| * |
| * @return IProgressMonitor |
| */ |
| IProgressMonitor getMonitor(Job job) { |
| if (job instanceof UIJob) |
| return getUIProgressMonitor(job.getName()); |
| else |
| return new NullProgressMonitor(); |
| } |
| /** |
| * Return the status line manager if there is one. |
| * |
| * @return IStatusLineWithProgressManager |
| */ |
| private IStatusLineManager getStatusLineManager() { |
| if (PlatformUI.isWorkbenchRunning()) { |
| IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
| if (window != null && window instanceof WorkbenchWindow) { |
| return ((WorkbenchWindow) window).getStatusLineManager(); |
| } |
| } |
| return null; |
| } |
| /** |
| * Get a progress monitor for use with UIThreads. This monitor will use the |
| * status line directly if possible. |
| * |
| * @param jobName. |
| * Used if the task name is null. |
| * @return IProgressMonitor |
| */ |
| private IProgressMonitor getUIProgressMonitor(final String jobName) { |
| return new IProgressMonitor() { |
| IProgressMonitor internalMonitor; |
| /* |
| * (non-Javadoc) @see org.eclipse.core.runtime.IProgressMonitor#beginTask(java.lang.String, |
| * int) |
| */ |
| public void beginTask(String name, int totalWork) { |
| if (name == null || name.length() == 0) |
| getInternalMonitor().beginTask(jobName, totalWork); |
| else |
| getInternalMonitor().beginTask(name, totalWork); |
| } |
| /* |
| * (non-Javadoc) @see org.eclipse.core.runtime.IProgressMonitor#done() |
| */ |
| public void done() { |
| getInternalMonitor().done(); |
| } |
| /* |
| * (non-Javadoc) @see org.eclipse.core.runtime.IProgressMonitor#internalWorked(double) |
| */ |
| public void internalWorked(double work) { |
| getInternalMonitor().internalWorked(work); |
| } |
| /* |
| * (non-Javadoc) @see org.eclipse.core.runtime.IProgressMonitor#isCanceled() |
| */ |
| public boolean isCanceled() { |
| return getInternalMonitor().isCanceled(); |
| } |
| /* |
| * (non-Javadoc) @see org.eclipse.core.runtime.IProgressMonitor#setCanceled(boolean) |
| */ |
| public void setCanceled(boolean value) { |
| getInternalMonitor().setCanceled(value); |
| } |
| /* |
| * (non-Javadoc) @see org.eclipse.core.runtime.IProgressMonitor#setTaskName(java.lang.String) |
| */ |
| public void setTaskName(String name) { |
| getInternalMonitor().setTaskName(name); |
| } |
| /* |
| * (non-Javadoc) @see org.eclipse.core.runtime.IProgressMonitor#subTask(java.lang.String) |
| */ |
| public void subTask(String name) { |
| getInternalMonitor().subTask(name); |
| } |
| /* |
| * (non-Javadoc) @see org.eclipse.core.runtime.IProgressMonitor#worked(int) |
| */ |
| public void worked(int work) { |
| getInternalMonitor().worked(work); |
| } |
| /** |
| * Get the monitor that is being wrapped. This is called lazily as |
| * we will not be able to get the monitor for the workbench outside |
| * of the UI Thread and so we will have to wait until the monitor |
| * is accessed. |
| * |
| * Return a NullProgressMonitor if the one from the workbench |
| * cannot be found. |
| * |
| * @return IProgressMonitor |
| */ |
| private IProgressMonitor getInternalMonitor() { |
| if (internalMonitor == null) { |
| IStatusLineManager manager = getStatusLineManager(); |
| if (manager == null) |
| internalMonitor = new NullProgressMonitor(); |
| else |
| internalMonitor = manager.getProgressMonitor(); |
| } |
| return internalMonitor; |
| } |
| }; |
| } |
| } |