Java tutorial
/* Copyright (C) 2006 NTT DATA Corporation This program is free software; you can redistribute it and/or Modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. */ package com.clustercontrol.jobmanagement.view.action; import java.util.Map; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.eclipse.core.commands.AbstractHandler; import org.eclipse.core.commands.ExecutionEvent; import org.eclipse.core.commands.ExecutionException; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.swt.widgets.Composite; import org.eclipse.ui.IWorkbenchPage; import org.eclipse.ui.IWorkbenchPart; import org.eclipse.ui.IWorkbenchWindow; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.commands.IElementUpdater; import org.eclipse.ui.handlers.HandlerUtil; import org.eclipse.ui.menus.UIElement; import com.clustercontrol.jobmanagement.bean.JobConstant; import com.clustercontrol.jobmanagement.composite.JobListComposite; import com.clustercontrol.jobmanagement.composite.JobTreeComposite; import com.clustercontrol.jobmanagement.dialog.JobDialog; import com.clustercontrol.jobmanagement.util.JobEditState; import com.clustercontrol.jobmanagement.util.JobEditStateUtil; import com.clustercontrol.jobmanagement.util.JobTreeItemUtil; import com.clustercontrol.jobmanagement.util.JobUtil; import com.clustercontrol.jobmanagement.view.JobListView; import com.clustercontrol.ws.jobmanagement.JobTreeItem; /** * []????<BR> * * @version 5.0.0 * @since 1.0.0 */ public class ModifyJobAction extends AbstractHandler implements IElementUpdater { /** */ private static Log m_log = LogFactory.getLog(ModifyJobAction.class); /** ID */ public static final String ID = ModifyJobAction.class.getName(); private IWorkbenchWindow window; /** */ private IWorkbenchPart viewPart; /** * Dispose */ @Override public void dispose() { this.viewPart = null; this.window = null; } /** * []??????????? * <p> * <ol> * <li>[]????????</li> * <li>[]?????????</li> * <li>??????????[??]???</li> * <li>[]???</li> * </ol> * * @see org.eclipse.core.commands.IHandler#execute * @see com.clustercontrol.jobmanagement.dialog.JobDialog * @see com.clustercontrol.jobmanagement.view.JobListView * @see com.clustercontrol.jobmanagement.composite.JobTreeComposite * @see com.clustercontrol.jobmanagement.composite.JobListComposite */ @Override public Object execute(ExecutionEvent event) throws ExecutionException { this.window = HandlerUtil.getActiveWorkbenchWindow(event); // In case this action has been disposed if (null == this.window || !isEnabled()) { return null; } // ??? this.viewPart = HandlerUtil.getActivePart(event); if (!(viewPart instanceof JobListView)) { return null; } JobListView jobListView = null; try { jobListView = (JobListView) viewPart.getAdapter(JobListView.class); } catch (Exception e) { m_log.info("execute " + e.getMessage()); return null; } if (jobListView == null) { m_log.info("execute: view is null"); return null; } JobTreeItem item = jobListView.getSelectJobTreeItemList().get(0); if (null == item) { return null; } JobTreeItem parent = item.getParent(); if (null != parent) { String managerName = null; JobTreeItem mgrTree = JobTreeItemUtil.getManager(parent); if (mgrTree == null) { managerName = parent.getChildren().get(0).getData().getId(); } else { managerName = mgrTree.getData().getId(); } JobEditState jobEditState = JobEditStateUtil.getJobEditState(managerName); boolean readOnly = !jobEditState.isLockedJobunitId(item.getData().getJobunitId()); JobDialog dialog = new JobDialog(jobListView.getJobTreeComposite(), HandlerUtil.getActiveWorkbenchWindow(event).getShell(), managerName, readOnly); dialog.setJobTreeItem(item); // if (dialog.open() == IDialogConstants.OK_ID) { if (jobEditState.isLockedJobunitId(item.getData().getJobunitId())) { // ?????(??????? jobEditState.addEditedJobunit(item); if (item.getData().getType() == JobConstant.TYPE_JOBUNIT) { JobUtil.setJobunitIdAll(item, item.getData().getJobunitId()); } } // Refresh after modified JobTreeComposite tree = jobListView.getJobTreeComposite(); tree.getTreeViewer().sort(parent); tree.refresh(item); // Also fresh parent in case of selecting from list tree.refresh(parent); } } return null; } @Override public void updateElement(UIElement element, @SuppressWarnings("rawtypes") Map parameters) { IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); // page may not start at state restoring if (null != window) { IWorkbenchPage page = window.getActivePage(); if (null != page) { IWorkbenchPart part = page.getActivePart(); boolean editEnable = false; if (part instanceof JobListView) { // Enable button when 1 item is selected JobListView view = (JobListView) part; Composite comp = view.getLastFocusComposite(); int size = 0; if (comp instanceof JobTreeComposite) { size = view.getJobTreeComposite().getSelectItemList().size(); } else if (comp instanceof JobListComposite) { size = view.getJobListComposite().getSelectItemList().size(); } if (size == 1) { if (view.getDataType() == JobConstant.TYPE_JOBUNIT || view.getDataType() == JobConstant.TYPE_JOBNET || view.getDataType() == JobConstant.TYPE_JOB || view.getDataType() == JobConstant.TYPE_FILEJOB || view.getDataType() == JobConstant.TYPE_APPROVALJOB || view.getDataType() == JobConstant.TYPE_MONITORJOB || view.getDataType() == JobConstant.TYPE_REFERJOBNET || view.getDataType() == JobConstant.TYPE_REFERJOB) { editEnable = true; } } } this.setBaseEnabled(editEnable); } else { this.setBaseEnabled(false); } } } }