Java tutorial
// ============================================================================ // // Copyright (C) 2006-2017 Talend Inc. - www.talend.com // // This source code is available under agreement available at // %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt // // You should have received a copy of the agreement // along with this program; if not, write to Talend SA // 9 rue Pages 92150 Suresnes, France // // ============================================================================ package com.amalto.workbench.actions; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.eclipse.core.runtime.IStatus; import org.eclipse.core.runtime.Status; import org.eclipse.jface.dialogs.IInputValidator; import org.eclipse.jface.dialogs.InputDialog; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.TreePath; import org.eclipse.jface.viewers.TreeSelection; import org.eclipse.jface.window.Window; import org.eclipse.swt.widgets.Event; import org.eclipse.xsd.XSDAnnotation; import org.eclipse.xsd.XSDComponent; import org.w3c.dom.Element; import com.amalto.workbench.editors.DataModelMainPage; import com.amalto.workbench.i18n.Messages; import com.amalto.workbench.image.EImage; import com.amalto.workbench.image.ImageCache; import com.amalto.workbench.utils.XSDAnnotationsStructure; public class XSDSetAnnotationSourceSystemAction extends UndoAction { private static Log log = LogFactory.getLog(XSDSetAnnotationSourceSystemAction.class); public XSDSetAnnotationSourceSystemAction(DataModelMainPage page) { super(page); setImageDescriptor(ImageCache.getImage(EImage.SOURCESYSTEM.getPath())); setText(Messages.XSDSetAnnoXX_); setToolTipText(Messages.XSDSetAnnoXX_ActionTip1); } public IStatus doAction() { try { IStructuredSelection selection = (TreeSelection) page.getTreeViewer().getSelection(); XSDComponent xSDCom = null; if (selection.getFirstElement() instanceof Element) { TreePath tPath = ((TreeSelection) selection).getPaths()[0]; for (int i = 0; i < tPath.getSegmentCount(); i++) { if (tPath.getSegment(i) instanceof XSDAnnotation) xSDCom = (XSDAnnotation) (tPath.getSegment(i)); } } else xSDCom = (XSDComponent) selection.getFirstElement(); XSDAnnotationsStructure struc = new XSDAnnotationsStructure(xSDCom); // IStructuredSelection selection = (IStructuredSelection)page.getTreeViewer().getSelection(); // XSDAnnotationsStructure struc = new XSDAnnotationsStructure((XSDComponent)selection.getFirstElement()); if (struc.getAnnotation() == null) { throw new RuntimeException(Messages.bind(Messages.ExceptionInfo, xSDCom.getClass().getName())); } InputDialog id = new InputDialog(page.getSite().getShell(), Messages.XSDSetAnnoXX_DialogTitle1, Messages.XSDSetAnnoXX_DialogTip, struc.getSourceSystem(), new IInputValidator() { public String isValid(String newText) { return null; }; }); id.setBlockOnOpen(true); int ret = id.open(); if (ret == Window.CANCEL) { return Status.CANCEL_STATUS; } struc.setSourceSystem("".equals(id.getValue()) ? null : id.getValue());//$NON-NLS-1$ if (struc.hasChanged()) { page.refresh(); page.getTreeViewer().expandToLevel(xSDCom, 2); page.markDirty(); } } catch (Exception e) { log.error(e.getMessage(), e); MessageDialog.openError(page.getSite().getShell(), Messages._Error, Messages.bind(Messages.XSDSetAnnoXX_ErrorMsg1, e.getLocalizedMessage())); return Status.CANCEL_STATUS; } return Status.OK_STATUS; } public void runWithEvent(Event event) { super.runWithEvent(event); } }