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Make net.sf.j2s.ui comptabile with latest Eclipse (4.4/4.5)
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‎sources/net.sf.j2s.ui/src/net/sf/j2s/ui/launching/J2STemplateOptionsTab.java

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package net.sf.j2s.ui.launching;
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import net.sf.j2s.ui.launching.template.J2SAppLauncherTemplateContributor;
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import net.sf.j2s.ui.launching.template.J2STemplateManager;
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import net.sf.j2s.ui.launching.template.TemplateInfo;
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import org.eclipse.core.runtime.CoreException;
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import org.eclipse.debug.core.ILaunch;
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import org.eclipse.debug.core.ILaunchConfiguration;
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import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
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import org.eclipse.debug.ui.AbstractLaunchConfigurationTab;
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import org.eclipse.jface.dialogs.Dialog;
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import org.eclipse.jface.dialogs.InputDialog;
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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.events.ModifyEvent;
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import org.eclipse.swt.events.ModifyListener;
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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.graphics.Image;
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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.layout.RowData;
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import org.eclipse.swt.layout.RowLayout;
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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.Label;
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import org.eclipse.swt.widgets.Text;
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import org.eclipse.ui.ISharedImages;
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import org.eclipse.ui.PlatformUI;
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/**
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* "template" Option tab for j2s application launcher configuration dialog
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*
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* TODO: detect user changes in code and ask him if want to save it.
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* TODO: set default template button.
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* @author sgurin
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*
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*/
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public class J2STemplateOptionsTab extends AbstractLaunchConfigurationTab {
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private J2sTemplateComposite comp;
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private J2SAppLauncherTemplateContributor contributor;
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// protected boolean templateCodeDirty=false;
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// **** implement the interface **** //
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public J2STemplateOptionsTab(J2SAppLauncherTemplateContributor contributor) {
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super();
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this.contributor=contributor;
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}
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public void createControl(Composite parent) {
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try {
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comp = new J2sTemplateComposite(this, parent, SWT.NULL);
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} catch (Exception e) {
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MessageDialog.openError(parent.getShell(), "Error initializing templates",
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"An error occurs when trying to initialize templates : "+e.getMessage());
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e.printStackTrace();
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return;
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}
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GridData gd = new GridData(GridData.FILL_BOTH);
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comp.setLayoutData(gd);
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setControl(comp);
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}
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public void setDefaults(ILaunchConfigurationWorkingCopy configuration) {
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configuration.setAttribute(IJ2SLauchingConfiguration.VELOCITY_CODE,
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(String) null);
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configuration.setAttribute(IJ2SLauchingConfiguration.OUTPUT_FILE_NAME,
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(String) null);
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}
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public void initializeFrom(ILaunchConfiguration configuration) {
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try {
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comp.getApplyTemplateCheck().setSelection(configuration.getAttribute(
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IJ2SLauchingConfiguration.APPLY_TEMPLATE, true));
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comp.updateTemaplteCheck();
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comp.getTemplateCodeText().setText(configuration.getAttribute(
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IJ2SLauchingConfiguration.VELOCITY_CODE, ""));
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comp.getOutputFileText().setText(configuration.getAttribute(
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IJ2SLauchingConfiguration.OUTPUT_FILE_NAME, ""));
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comp.selectTemplateByName(configuration.getAttribute(
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IJ2SLauchingConfiguration.TEMPLATE_NAME, ""));
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} catch (CoreException e) {
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e.printStackTrace();
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}
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}
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public void performApply(ILaunchConfigurationWorkingCopy c) {
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// if(templateCodeDirty ) {
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// try {
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// templateCodeDirty=false;
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// comp.doSaveTemplateAs("Template code modified! \nIf you whish to save the changes, please enter the name\nof new template.");
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// } catch (Exception e) {
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// e.printStackTrace();
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// }
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// }
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boolean applyTemplate = comp.getApplyTemplateCheck().getSelection();
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String templateCode = comp.getTemplateCodeText().getText();
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int selIdx = comp.getTemplateCombo().getSelectionIndex();
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String templateName=selIdx==-1 ? "" : comp.getTemplateCombo().getItems()[selIdx];
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String outputFileNameTemplate = comp.getOutputFileText().getText();
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c.setAttribute(IJ2SLauchingConfiguration.APPLY_TEMPLATE, applyTemplate);
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c.setAttribute(IJ2SLauchingConfiguration.VELOCITY_CODE, templateCode);
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c.setAttribute(IJ2SLauchingConfiguration.OUTPUT_FILE_NAME, outputFileNameTemplate);
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c.setAttribute(IJ2SLauchingConfiguration.TEMPLATE_NAME, templateName);
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}
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public String getName() {
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return "Template";
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}
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public Image getImage() {
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return getClasspathImage();
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}
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public static Image getClasspathImage() {
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return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_TASK_TSK);
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}
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/* (non-Javadoc)
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* @see org.eclipse.debug.ui.ILaunchConfigurationTab#activated(org.eclipse.debug.core.ILaunchConfigurationWorkingCopy)
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*/
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public void activated(ILaunchConfigurationWorkingCopy workingCopy) {}
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/* (non-Javadoc)
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* @see org.eclipse.debug.ui.ILaunchConfigurationTab#deactivated(org.eclipse.debug.core.ILaunchConfigurationWorkingCopy)
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*/
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public void deactivated(ILaunchConfigurationWorkingCopy workingCopy) {}
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// **** GUI **** //
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/**
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* GUI class
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* @author sgurin
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*/
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public class J2sTemplateComposite extends org.eclipse.swt.widgets.Composite {
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private Label label1;
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private Button resetBtn;
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private Button applyTemplateCheck;
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private Text outputFileText;
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private Label label3;
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private Button saveBtn;
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private Composite composite1;
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private Text templateCodeText;
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private Label label2;
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private Combo templateCombo;
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private J2STemplateOptionsTab optionsTab;
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private J2STemplateManager manager;
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private String[] currentTemplateList;
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public J2sTemplateComposite(J2STemplateOptionsTab optionsTab,
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Composite parent, int style) throws Exception {
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super(parent, style);
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this.optionsTab = optionsTab;
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manager = new J2STemplateManager(contributor);
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initGUI();
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}
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public Button getApplyTemplateCheck() {
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return applyTemplateCheck;
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}
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public Text getOutputFileText() {
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return outputFileText;
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}
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public Text getTemplateCodeText() {
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return templateCodeText;
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}
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public Combo getTemplateCombo() {
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return templateCombo;
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}
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private void doSaveTemplateAs(String msg) throws Exception {
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InputDialog dialog = new InputDialog(J2sTemplateComposite.this.getShell(),
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"Save As", msg, templateCombo.getText(), null);
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if(dialog.open() == Dialog.OK) {
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String tname = dialog.getValue();
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if(contributor.getBuiltInTemplates().contains(tname)) {
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MessageDialog.openError(J2sTemplateComposite.this.getShell(), "Error",
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"Error: a predefined template named \""+tname+"\" already exists. \n " +
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"Predefined templates cannot be overwritten, please choose another name");
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return;
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}
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else if(J2SLaunchingUtil.arrayContains(manager.listTemplateNames(), tname)) {
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MessageDialog overwriteDialog = new MessageDialog(J2sTemplateComposite.this.getShell(),
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"Overwrite existing template", null, "A template named \""+tname+"\" already exists\n" +
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"Are you sure you want to overwrite it?", MessageDialog.QUESTION, new String[]{"Ok", "Cancel"}, 0);
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if(overwriteDialog.open() != 0) {
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return;
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}
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}
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//do it
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manager.putTemplate(new TemplateInfo(tname, templateCodeText.getText(), outputFileText.getText()));
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currentTemplateList = manager.listTemplateNames();
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templateCombo.setItems(currentTemplateList);
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selectTemplateByName(tname);
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}
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}
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private void initGUI() {
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try {
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GridLayout thisLayout = new GridLayout();
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thisLayout.makeColumnsEqualWidth = true;
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this.setLayout(thisLayout);
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{
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applyTemplateCheck = new Button(this, SWT.CHECK | SWT.LEFT);
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applyTemplateCheck.setText("Apply template");
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GridData button1LData = new GridData();
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applyTemplateCheck.setLayoutData(button1LData);
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applyTemplateCheck.addSelectionListener(new SelectionAdapter() {
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public void widgetSelected(SelectionEvent e) {
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optionsTab.updateLaunchConfigurationDialog();
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updateTemaplteCheck();
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}
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});
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}
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{
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label1 = new Label(this, SWT.NONE);
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label1.setText("Template:");
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GridData label1LData = new GridData();
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label1.setLayoutData(label1LData);
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}
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{
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composite1 = new Composite(this, SWT.NONE);
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RowLayout composite1Layout = new RowLayout(org.eclipse.swt.SWT.HORIZONTAL);
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composite1Layout.marginLeft = 0;
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composite1.setLayout(composite1Layout);
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GridData composite1LData = new GridData();
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composite1.setLayoutData(composite1LData);
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{
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templateCombo = new Combo(composite1, SWT.NONE);
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// templateCombo.setText("temlate1");
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currentTemplateList = manager.listTemplateNames();
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templateCombo.setItems(currentTemplateList);
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RowData templateComboLData = new RowData();
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templateCombo.setLayoutData(templateComboLData);
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templateCombo.addSelectionListener(new SelectionAdapter() {
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// @Override
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public void widgetSelected(SelectionEvent e) {
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try {
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optionsTab.updateLaunchConfigurationDialog();
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String tname = currentTemplateList[templateCombo.getSelectionIndex()];
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TemplateInfo template = manager.getTemplate(tname);
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outputFileText.setText(template.getFileOutputName());
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templateCodeText.setText(template.getTemplateCode());
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}catch (Exception ex) {
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ex.printStackTrace();
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}
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}
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});
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}
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{
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saveBtn = new Button(composite1, SWT.PUSH | SWT.CENTER);
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saveBtn.setText("save as");
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RowData saveBtnLData = new RowData();
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saveBtn.setLayoutData(saveBtnLData);
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saveBtn.addSelectionListener(new SelectionAdapter() {
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public void widgetSelected(SelectionEvent e) {
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try {
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doSaveTemplateAs("Please enter name for new template:");
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} catch (Exception ex) {
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MessageDialog.openError(J2sTemplateComposite.this.getShell(),
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"Error", "Unespected error: "+ex.getMessage());
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}
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}
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});
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}
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{
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resetBtn = new Button(composite1, SWT.PUSH | SWT.CENTER);
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resetBtn.setText("reset");
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resetBtn.addSelectionListener(new SelectionAdapter() {
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// @Override
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public void widgetSelected(SelectionEvent e) {
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try {
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MessageDialog overwriteDialog = new MessageDialog(J2sTemplateComposite.this.getShell(),
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"Reset J2S templates", null, "You are about to reset all user defined J2s templates. \n" +
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"All templates but predefined J2S' will be deleted. \nAre you sure?",
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MessageDialog.QUESTION, new String[]{"Ok", "Cancel"}, 0);
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if(overwriteDialog.open() == 0) {
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String[] names = manager.listTemplateNames();
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for (int i = 0; i < names.length; i++)
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manager.removeTemplate(names[i]);
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templateCombo.setItems(manager.listTemplateNames());
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}
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}catch (Exception ex) {
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MessageDialog.openError(J2sTemplateComposite.this.getShell(),
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"Error", "Unespected error: "+ex.getMessage());
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ex.printStackTrace();
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}
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}
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});
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}
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}
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{
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label3 = new Label(this, SWT.NONE);
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label3.setText("Output File Name:");
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GridData label3LData = new GridData();
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label3.setLayoutData(label3LData);
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}
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{
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outputFileText = new Text(this, SWT.NONE);
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GridData outputFileTextLData = new GridData();
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outputFileTextLData.horizontalAlignment = GridData.FILL;
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outputFileTextLData.grabExcessHorizontalSpace = true;
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outputFileText.setLayoutData(outputFileTextLData);
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outputFileText.addModifyListener(new ModifyListener() {
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// @Override
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public void modifyText(ModifyEvent e) {
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optionsTab.updateLaunchConfigurationDialog();
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}
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});
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}
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{
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label2 = new Label(this, SWT.NONE);
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label2.setText("Velocity Code: ");
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GridData label2LData = new GridData();
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label2.setLayoutData(label2LData);
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}
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{
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templateCodeText = new Text(this, SWT.MULTI | SWT.WRAP | SWT.V_SCROLL | SWT.H_SCROLL);
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templateCodeText.setText("text1");
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GridData text1LData = new GridData();
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text1LData.verticalAlignment = GridData.FILL;
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text1LData.horizontalAlignment = GridData.FILL;
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text1LData.grabExcessHorizontalSpace = true;
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text1LData.grabExcessVerticalSpace = true;
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templateCodeText.setLayoutData(text1LData);
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templateCodeText.addModifyListener(new ModifyListener() {
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// @Override
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public void modifyText(ModifyEvent e) {
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optionsTab.updateLaunchConfigurationDialog();
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// templateCodeDirty=true;
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}
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});
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}
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this.layout();
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pack();
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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protected void updateTemaplteCheck() {
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if(!applyTemplateCheck.getSelection()) {
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templateCombo.setEnabled(false);
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templateCodeText.setEnabled(false);
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outputFileText.setEnabled(false);
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}
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else{
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templateCombo.setEnabled(true);
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templateCodeText.setEnabled(true);
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outputFileText.setEnabled(true);
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}
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}
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public void selectTemplateByName(String tname) {
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String[] items = templateCombo.getItems();
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for (int i = 0; i < items.length; i++) {
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if(items[i].equals(tname)) {
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templateCombo.select(i);
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}
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}
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}
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}
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}

‎sources/net.sf.j2s.ui/src/net/sf/j2s/ui/launching/template/J2SAppLauncherTemplateContributor.java

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package net.sf.j2s.ui.launching.template;
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import java.util.List;
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/**
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* a j2s applicaiton launcher template contribution is responsible of 2 things:
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* 1) given a template context be able to launch the J2S application
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* 2) provide information about built-in templates
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* @author sgurin
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*/
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public interface J2SAppLauncherTemplateContributor {
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void launchJ2SApp(J2STemplateContext ct) throws Exception;
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/**
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* @return List<TemplateInfo>
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*/
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List getBuiltInTemplates() throws Exception;
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}

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