eclipse4-rcp:Eclipse 4 RCP 测试项目

package com.example.e4.rcp.todo.parts; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import javax.annotation.PostConstruct; import org.eclipse.e4.ui.di.Focus; import org.eclipse.swt.SWT; import org.eclipse.swt.browser.Browser; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Text; public class PlaygroundPart { private Text text; private Browser browser; @PostConstruct public void createControls(Composite parent) { parent.setLayout(new GridLayout(2, false)); text = new Text(parent, SWT.BORDER); text.setMessage("Enter City"); text.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1)); Button button = new Button(parent, SWT.PUSH); button.setText("Search"); button.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { String city = text.getText(); if (city.isEmpty()) { return; } try { // not supported at the moment by Google // browser.setUrl("http://maps.google.com/maps?q=" // + URLEncoder.encode(city, "UTF-8") // + "&output=embed"); browser.setUrl("https://www.google.com/maps/place/" + URLEncoder.encode(city, "UTF-8") + "/&output=embed"); } catch (UnsupportedEncodingException e1) { e1.printStackTrace(); } } }); browser = new Browser(parent, SWT.NONE); browser.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1)); } @Focus public void onFocus() { text.setFocus(); } }