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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.store;
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import org.eclipse.core.commands.operations.IOperationHistory;
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import org.eclipse.core.commands.operations.IUndoContext;
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import org.eclipse.core.runtime.NullProgressMonitor;
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import org.eclipse.jface.action.IStatusLineManager;
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import org.eclipse.jface.dialogs.MessageDialog;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Listener;
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import org.eclipse.swt.widgets.Text;
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import org.eclipse.ui.forms.widgets.ExpandableComposite;
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import org.eclipse.ui.forms.widgets.ScrolledForm;
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import eu.etaxonomy.cdm.api.facade.DerivedUnitFacade;
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import eu.etaxonomy.cdm.api.service.UpdateResult;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.term.TermNode;
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import eu.etaxonomy.taxeditor.l10n.Messages;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;
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import eu.etaxonomy.taxeditor.ui.element.AbstractFormSection;
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import eu.etaxonomy.taxeditor.view.detail.CdmSectionPart;
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import eu.etaxonomy.taxeditor.workbench.part.IE4SavablePart;
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/**
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* <p>StoreUtil class.</p>
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*
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* @author n.hoffmann
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* @created 11.05.2009
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*/
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public class StoreUtil extends AbstractUtility {
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/**
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* If the object given is already a {@link CdmBase} then it is returned.<br>
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* If it is a kind of "container" for CDM objects then it is asked for its "responsible" CdmBase entity.<br>
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* Otherwise an exception is thrown.
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* @param object the object to test for CdmBase
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* @return a CdmBase object
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* @throws IllegalArgumentException if the tested object is neither a CdmBase nor a CDM "container"
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*/
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public static CdmBase getCdmEntity(Object object){
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// TODO temporary solution for ticket #4091????
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if (object == null){
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return null; //not sure if an object should ever be null at this point, but this needs to be handled in calling methods
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}else if(object instanceof DerivedUnitFacade){
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return ((DerivedUnitFacade)object).baseUnit();
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}
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else if(object instanceof FeatureNodeContainer){
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return ((FeatureNodeContainer) object).getFeatureNode();
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}
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else if(object instanceof CdmBase){
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return (CdmBase) object;
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}
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throw new IllegalArgumentException("Object " + object.toString() + " is neither a CdmBase nor a CDM \"container\"");
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}
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public static IOperationHistory getOperationHistory() {
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return TaxeditorStorePlugin.getDefault().getWorkbench().
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getOperationSupport().getOperationHistory();
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}
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public static void setStatusLineManager(IStatusLineManager manager) {
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statusLineManager = manager;
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}
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public static void reflowParentScrolledForm(Composite composite, boolean flushCashes){
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ScrolledForm scrolledForm = null;
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Composite parent = composite;
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while(parent!=null && !(parent instanceof ScrolledForm) && !parent.isDisposed()){
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parent = parent.getParent();
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}
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if (parent instanceof ScrolledForm){
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scrolledForm = (ScrolledForm)parent;
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}else if ( parent != null && !parent.isDisposed() && parent.getParent() != null && !parent.getParent().isDisposed() &&parent.getParent() instanceof ScrolledForm ){
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scrolledForm = (ScrolledForm)parent.getParent();
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}
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if(scrolledForm!=null){
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if (!scrolledForm.isDisposed()){
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scrolledForm.reflow(flushCashes);
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scrolledForm.redraw();
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}
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}
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}
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public static IUndoContext getUndoContext(){
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return IOperationHistory.GLOBAL_UNDO_CONTEXT;
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}
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public static String getPluginId(){
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return TaxeditorStorePlugin.PLUGIN_ID;
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}
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/**
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* Cleans title string for output in section titles<br>
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* E.g. escapes '&' with "&&" to avoid mnemonic handling (see
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* Label.setText() documentation)<br>
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* see also #4302
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*
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* @param title
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* the title string to clean
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* @return the cleaned title string
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*/
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public static String cleanTitleString(String title){
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return title.replace("&", "&&");
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}
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public static String getPrefKey(Class<? extends AbstractFormSection> sectionClass, String entity) {
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return sectionClass.getCanonicalName()+";"+entity;
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}
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/**
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* Checks the dirty flag and, if set, prompts the user to optionally save
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* the editor
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*
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* @return <code>false</code> if the editor is not dirty anymore, either
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* because it wasn't beforehand or because it has been saved.
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* <code>true</code> otherwise
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*/
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public static boolean promptCheckIsDirty(IE4SavablePart editor){
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if (editor.isDirty()){
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boolean proceed = MessageDialog.openQuestion(null,
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Messages.DefinedTermEditorE4_SAVE_TITLE, Messages.DefinedTermEditorE4_SAVE_MESSAGE);
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if (proceed) {
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editor.save(new NullProgressMonitor());
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return false;
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}
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else{
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return true;
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}
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}
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else{
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return false;
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}
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}
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public static boolean confirmDelete(){
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return MessagingUtils.confirmDialog("Confirm deletion", "Do you really want to delete the selected element(s)?");
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}
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/**
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* Compares the two given input strings considering the given search string.<br>
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* Strings will be sorted according to <br>
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* <ol>
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* <li> result begins with search string
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* <li> string length
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* <li> result contains search string
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* <li> string length
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* <li> alphabetically
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* </ol>
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*/
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public static int compareBySearchString(String searchString, String string1, String string2) {
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string1 = string1.toLowerCase();
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string2 = string2.toLowerCase();
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//1. search string at the beginning
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if(string1.startsWith(searchString)){
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if(!string2.startsWith(searchString)){
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return -1;
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}
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else{
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return string1.compareTo(string2);
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}
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}
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else if(string2.startsWith(searchString)){
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return 1;
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}
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//2. label that contains search string
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if(string1.contains(searchString)){
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if(!string2.contains(searchString)){
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return -1;
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}
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}
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else if(string2.contains(searchString)){
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return 1;
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}
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return string1.compareTo(string2);
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}
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public static int getSectionStyle(Class<? extends AbstractFormSection> clazz, String input){
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return StoreUtil.getSectionStyle(clazz, input, false);
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}
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public static int getSectionStyle(Class<? extends AbstractFormSection> clazz, String input, boolean initiallyExpanded){
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int style = ExpandableComposite.TWISTIE;
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String prefKey = getPrefKey(clazz, input);
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if(PreferencesUtil.contains(prefKey)){
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String string = PreferencesUtil.getStringValue(prefKey, true);
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if (string != null){
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style = string.equals(CdmSectionPart.EXPANDED)?style |= ExpandableComposite.EXPANDED:style;
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}else{
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style = initiallyExpanded?style |= ExpandableComposite.EXPANDED:style;
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}
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}
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else{
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style = initiallyExpanded?style |= ExpandableComposite.EXPANDED:style;
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}
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return style;
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}
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public static String getPath(TermNode<?> node){
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String path = node.getTerm().getLabel();
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TermNode<?> parent = node.getParent();
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while(parent != null && parent.getTerm()!=null){
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path = parent.getTerm().getLabel() + "/" + path;
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parent = parent.getParent();
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}
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return path;
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}
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public static void setTextWithoutModifyListeners(Text text, String string){
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Listener[] listeners = text.getListeners(SWT.Modify);
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for (Listener listener : listeners) {
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text.removeListener(SWT.Modify, listener);
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}
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text.setText(CdmUtils.Nz(string));
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for (Listener listener : listeners) {
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text.addListener(SWT.Modify, listener);
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}
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}
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public static Exception mergeUpdateResultExceptions(UpdateResult result) {
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Exception t = new Exception();
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if (result.getExceptions().size() >1){
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for (Exception e:result.getExceptions()){
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t.addSuppressed(e);
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}
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}else {
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t = result.getExceptions().iterator().next();
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}
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return t;
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}
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}
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