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/**
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* Copyright (C) 2021 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.preference;
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import org.apache.commons.lang.StringUtils;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.events.SelectionAdapter;
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import org.eclipse.swt.events.SelectionEvent;
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import org.eclipse.swt.events.SelectionListener;
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import org.eclipse.swt.widgets.Button;
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import org.eclipse.swt.widgets.Combo;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Control;
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import org.eclipse.swt.widgets.Label;
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import eu.etaxonomy.cdm.model.metadata.CdmPreference;
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import eu.etaxonomy.cdm.model.metadata.EnabledComputedDescription;
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import eu.etaxonomy.cdm.model.metadata.PreferencePredicate;
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import eu.etaxonomy.taxeditor.l10n.Messages;
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import eu.etaxonomy.taxeditor.preference.menu.CdmPreferencePage;
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/**
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* @author k.luther
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* @since May 26, 2021
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*/
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public class EnableComputedDescriptions extends CdmPreferencePage implements SelectionListener{
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protected CdmPreference computedDescriptionsHandling = null;
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protected EnabledComputedDescription selectedHandling = null;
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protected boolean allowOverride;
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protected boolean isOverride = true;
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protected Combo comboSelectHandling;
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Button allowOverrideHandlingButton;
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@Override
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protected Control createContents(Composite parent) {
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getValues();
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Composite composite = createComposite(parent);
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Label description = new Label(composite, SWT.NULL);
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description.setText(Messages.Computed_factualData_handling_description);
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comboSelectHandling = createCombo(composite, EnabledComputedDescription.values(), PreferencePredicate.EnableComputedDescription, Messages.FactualData_EnableComputedFactualData, isAdminPreference);
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comboSelectHandling.addSelectionListener(this);
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if (this.isAdminPreference){
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allowOverrideHandlingButton = createAllowOverrideButton(composite);
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allowOverrideHandlingButton.setSelection(allowOverride);
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allowOverrideHandlingButton.addSelectionListener(new SelectionAdapter(){
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@Override
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public void widgetSelected(SelectionEvent e) {
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allowOverride = !allowOverride;
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setApply(true);
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}
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});
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}
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int index = 0;
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for (String itemLabel : comboSelectHandling.getItems()) {
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if (itemLabel.startsWith(Messages.Preference_Use_Default) && ((!isOverride && !isAdminPreference) || selectedHandling == null)){
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comboSelectHandling.select(index);
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break;
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}
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if (itemLabel.equals(selectedHandling.getLabel())) {
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comboSelectHandling.select(index);
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break;
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}
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index++;
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}
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if (!isAdminPreference){
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comboSelectHandling.setEnabled(allowOverride);
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}
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return composite;
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}
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@Override
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public void getValues(){
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// get modifier values
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computedDescriptionsHandling = PreferencesUtil.getPreferenceFromDB(PreferencePredicate.EnableComputedDescription);
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if (computedDescriptionsHandling == null){
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computedDescriptionsHandling = CdmPreference.NewTaxEditorInstance(PreferencePredicate.EnableComputedDescription, ((EnabledComputedDescription)PreferencePredicate.EnableComputedDescription.getDefaultValue()).getKey());
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}
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allowOverride = computedDescriptionsHandling.isAllowOverride();
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isOverride = PreferencesUtil.getBooleanValue(PreferencesUtil.prefOverrideKey(PreferencePredicate.EnableComputedDescription.getKey()), true);
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if (allowOverride && isOverride){
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String localHandlingPref = PreferencesUtil.getStringValue(PreferencePredicate.EnableComputedDescription.getKey(), true);
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if (StringUtils.isNotBlank(localHandlingPref)){
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selectedHandling = EnabledComputedDescription.byKey(localHandlingPref);
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}
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}else{
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if (computedDescriptionsHandling.getValue() != null){
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try{
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selectedHandling = EnabledComputedDescription.byKey(computedDescriptionsHandling.getValue());
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}catch (IllegalArgumentException e){
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selectedHandling = (EnabledComputedDescription) PreferencePredicate.EnableComputedDescription.getDefaultValue();
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}
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}
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}
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}
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@Override
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protected void performDefaults() {
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selectedHandling = null;
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allowOverride = true;
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comboSelectHandling.select(0);
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if (isAdminPreference){
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allowOverrideHandlingButton.setSelection(allowOverride);
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}
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setApply(true);
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super.performDefaults();
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}
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@Override
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public void widgetSelected(SelectionEvent e) {
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setApply(true);
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if (e.getSource().equals(this.comboSelectHandling)){
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int selIndex = comboSelectHandling.getSelectionIndex();
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if (selIndex == 0){
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isOverride = false;
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}else{
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isOverride = true;
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}
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selectedHandling = (EnabledComputedDescription) comboSelectHandling.getData(comboSelectHandling.getText());
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}
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}
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@Override
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public void widgetDefaultSelected(SelectionEvent e) {
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// TODO Auto-generated method stub
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}
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@Override
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public boolean performOk() {
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if (!isApply()){
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return true;
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}
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if(isOverride){
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PreferencesUtil.setStringValue(PreferencePredicate.EnableComputedDescription.getKey(), this.selectedHandling.getKey());
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PreferencesUtil.setBooleanValue(PreferencesUtil.prefOverrideKey(PreferencePredicate.EnableComputedDescription.getKey()), isOverride);
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}else{
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PreferencesUtil.setBooleanValue( PreferencesUtil.prefOverrideKey(PreferencePredicate.EnableComputedDescription.getKey()), isOverride);
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}
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return true;
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}
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}
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