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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.bulkeditor.e4;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.events.FocusEvent;
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import org.eclipse.swt.events.FocusListener;
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import org.eclipse.swt.events.KeyAdapter;
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import org.eclipse.swt.events.KeyEvent;
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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.layout.GridData;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Button;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Label;
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import org.eclipse.swt.widgets.Text;
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import org.eclipse.ui.PlatformUI;
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import org.eclipse.ui.swt.IFocusService;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.taxeditor.bulkeditor.BulkEditorQuery;
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import eu.etaxonomy.taxeditor.l10n.Messages;
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import eu.etaxonomy.taxeditor.model.ColorResources;
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import eu.etaxonomy.taxeditor.preference.Resources;
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import eu.etaxonomy.taxeditor.store.SearchManager;
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/**
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* @author p.ciardelli
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* @author e.-m.lee
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* @author n.hoffmann
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* @created 17.08.2009
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* @version 1.0
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*/
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public class BulkEditorSearchE4 {
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private static final String SEARCH = Messages.BulkEditorSearchE4_SEARCH;
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private static final String DEFAULT_TEXT = String.format(Messages.BulkEditorSearchE4_WILDCARD, SearchManager.WILDCARD);
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private final BulkEditorE4Composite editor;
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private Text text;
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private Button button;
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public Object ORDER_BY = new Object();
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public BulkEditorSearchE4(BulkEditorE4Composite editor, Composite parent, int style) {
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this.editor = editor;
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createControl(parent, style);
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}
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/**
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* Creates the search control.
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*/
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protected void createControl(Composite parent, int style) {
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final Composite container = new Composite(parent, style);
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GridData gridData = new GridData(SWT.FILL, SWT.TOP, true, false);
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container.setLayoutData(gridData);
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container.setLayout(new GridLayout(5, false));
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createSearchTextField(container, SWT.BORDER | SWT.SINGLE | SWT.FULL_SELECTION);
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button = new Button(container, SWT.PUSH);
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button.setText(SEARCH);
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button.addSelectionListener(new SelectionAdapter() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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updateEditorInput();
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}
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});
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registerAtFocusService();
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}
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/**
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* Handles focus changes for the textfield.
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*/
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private void registerAtFocusService() {
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IFocusService focusService =
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PlatformUI.getWorkbench().getService(IFocusService.class);
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if (focusService != null) {
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focusService.addFocusTracker(text, "bulkeditor.textControlId"); //$NON-NLS-1$
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}
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}
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/**
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* Creates the search textfield.
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*/
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private void createSearchTextField(Composite parent, int style) {
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final Label label = new Label(parent, SWT.NONE);
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label.setText(Messages.BulkEditorSearchE4_TITLE_CACHE);
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text = new Text(parent, style);
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text.setText(DEFAULT_TEXT);
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text.setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOREGROUND));
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text.addFocusListener(new FocusListener() {
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@Override
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public void focusGained(FocusEvent e) {
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text.setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOCUS));
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if (DEFAULT_TEXT.equals(text.getText())) {
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text.setText(""); //$NON-NLS-1$
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}
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}
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@Override
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public void focusLost(FocusEvent e) {
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if (CdmUtils.isBlank(text.getText())) {
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text.setForeground(ColorResources.getColor(Resources.SEARCH_VIEW_FOREGROUND));
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text.setText(DEFAULT_TEXT);
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}
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}
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});
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text.addKeyListener(new KeyAdapter() {
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@Override
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public void keyReleased(KeyEvent e) {
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if (e.keyCode == SWT.CR) {
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updateEditorInput();
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}
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}
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});
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GridData gridData = new GridData(SWT.FILL, SWT.CENTER, true, false);
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text.setLayoutData(gridData);
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text.setFocus();
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}
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/**
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* Shows the results of the search.
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*/
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public void updateEditorInput() {
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String searchString = getSearchString().trim();
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if(DEFAULT_TEXT.equals(searchString) || CdmUtils.isBlank(searchString)){
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return;
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}
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BulkEditorQuery query = new BulkEditorQuery(searchString);
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editor.performSearch(query);
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}
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/**
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* Returns the current string in the search textfield.
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* @return the content of the textfield
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*/
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public String getSearchString() {
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return text.getText().trim();
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}
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public void setFocus() {
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if(text != null && ! text.isDisposed()){
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text.setFocus();
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}
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}
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}
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