private void updateEntityStatus() {
if (entityViewer.getCheckedElements().length == 0) {
String msg;
if (entityViewer.getTable().getItemCount() == 0) {
msg =
"The project '"
+ getProjectName() //$NON-NLS-1$
+ "' contains no entities."; //$NON-NLS-1$
} else {
msg = "At least one entity must be selected."; // $NON-NLS-1$
}
entityStatus = new Status(IStatus.ERROR, AppEngineRPCPlugin.PLUGIN_ID, -1, msg, null);
} else {
entityStatus = StatusUtils.createOKStatus();
}
}
/** TODO: doc me. */
@SuppressWarnings("restriction")
public class ConfigureRPCServiceLayerWizardPage extends WizardPage implements IShellProvider {
private class SelectionChangedListener implements SelectionListener, ICheckStateListener {
public final void checkStateChanged(CheckStateChangedEvent e) {
doCheckStateChanged(e);
doStatusUpdate();
}
public void doCheckStateChanged(CheckStateChangedEvent e) {
// hook for subclasses
}
public void doWidgetSelected(SelectionEvent e) {
// hook for subclasses
}
public final void widgetDefaultSelected(SelectionEvent e) {
widgetSelected(e);
}
public final void widgetSelected(SelectionEvent e) {
doWidgetSelected(e);
doStatusUpdate();
}
}
protected IPackageFragmentRoot containerRoot;
protected IStatus containerStatus = StatusUtils.createOKStatus();
// protected IPackageFragment packageRoot;
protected IStatus entityStatus = StatusUtils.createOKStatus();
protected IStatus packageStatus = StatusUtils.createOKStatus();
protected IStatus typeStatus = StatusUtils.createOKStatus();
private Composite container;
private Text containerText;
private Label detailsLabel;
private Control entityTree;
private CheckboxTableViewer entityViewer;
// private Text packageText;
private JavaPackageCompletionProcessor packageCompletionProcessor =
new JavaPackageCompletionProcessor();
private IProject project;
private Text typeText;
private final RPCWizardUISupport uiSupport = new RPCWizardUISupport(this);
public ConfigureRPCServiceLayerWizardPage(IProject project) {
super("wizardPage"); // $NON-NLS-1$
this.project = project;
setImageDescriptor(
AbstractUIPlugin.imageDescriptorFromPlugin(
"com.google.gwt.eclipse.core", //$NON-NLS-1$
"icons/gdt-new-rpc_66.png")); //$NON-NLS-1$
setTitle("RPC Service"); // $NON-NLS-1$
setDescription("Create a new RPC service."); // $NON-NLS-1$
}
public void createControl(Composite parent) {
Composite composite = createMainComposite(parent);
if (!inferContainerFromWorkbenchSelection()) {
createContainerSelector(composite);
}
// createPackageSelector(composite);
createTypeNameField(composite);
createSeparator(composite);
try {
createEntityViewer(composite);
} catch (JavaModelException e) {
AppEngineRPCPlugin.getLogger().logError(e);
}
createDetailsLabel(composite);
}
public IPackageFragmentRoot getContainerRoot() {
return containerRoot;
}
public Iterable<IType> getEntityTypes() {
return JavaUtils.asTypes(entityViewer.getCheckedElements());
}
public String getServiceName() {
return typeText.getText().trim();
}
@Override
public void setVisible(boolean visible) {
super.setVisible(visible);
if (visible) {
setInitialFocusAndStatus();
}
}
protected void handleContainerChanged() {
String containerPathText = containerText.getText();
containerStatus = JavaUtils.validateContainer(containerPathText);
containerRoot = containerStatus.isOK() ? JavaUtils.createContainer(containerPathText) : null;
packageCompletionProcessor.setPackageFragmentRoot(containerRoot);
if (containerRoot != null) {
project = containerRoot.getJavaProject().getProject();
}
refreshEntityViewer();
doStatusUpdate();
}
protected void handleEntitySelectionChanged() {
updateEntityStatus();
doStatusUpdate();
}
protected void handleTypeChanged() {
typeStatus = JavaUtils.validateJavaTypeName(typeText.getText());
doStatusUpdate();
}
protected void updateStatus(IStatus status) {
setPageComplete(!status.matches(IStatus.ERROR));
StatusUtils.applyToStatusLine(this, status);
}
protected void updateStatus(IStatus[] status) {
updateStatus(StatusUtils.getMostSevere(status));
}
// protected void handlePackageChanged() {
// updatePackageStatus();
// doStatusUpdate();
// }
private void configureMethodTableViewer(
final CheckboxTableViewer viewer,
final ITreeContentProvider contentProvider,
ILabelProvider labelProvider,
Button selectAll,
Button deselectAll) {
viewer.setLabelProvider(labelProvider);
viewer.setContentProvider(contentProvider);
viewer.setInput(project);
viewer.addCheckStateListener(
new SelectionChangedListener() {
@Override
public void doCheckStateChanged(CheckStateChangedEvent e) {
handleEntitySelectionChanged();
}
});
selectAll.addSelectionListener(
new SelectionChangedListener() {
@Override
public void doWidgetSelected(SelectionEvent e) {
for (Object element : contentProvider.getElements(null)) {
viewer.setChecked(element, true);
}
handleEntitySelectionChanged();
}
});
deselectAll.addSelectionListener(
new SelectionChangedListener() {
@Override
public void doWidgetSelected(SelectionEvent e) {
viewer.setCheckedElements(new Object[] {});
handleEntitySelectionChanged();
}
});
viewer.setAllChecked(true);
updateEntityStatus();
}
private void createContainerSelector(Composite composite) {
Label sourceFolderLabel = new Label(composite, SWT.NONE);
sourceFolderLabel.setText("Source folder:"); // $NON-NLS-1$
containerText = new Text(composite, SWT.BORDER);
containerText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
containerText.addModifyListener(
new ModifyListener() {
public void modifyText(ModifyEvent e) {
handleContainerChanged();
}
});
initializeContainerText(containerText);
Button sourceBrowseButton = new Button(composite, SWT.NONE);
sourceBrowseButton.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
sourceBrowseButton.setText("Browse..."); // $NON-NLS-1$
sourceBrowseButton.addSelectionListener(
new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent e) {
widgetSelected(e);
}
public void widgetSelected(SelectionEvent e) {
IPackageFragmentRoot selectedContainer = uiSupport.chooseContainer(null);
// a null means the user canceled, in which case we don't update
if (selectedContainer != null) {
containerRoot = selectedContainer;
}
String str = JavaUtils.getPackageFragmentRootText(containerRoot);
containerText.setText(str);
}
});
}
private void createDetailsLabel(Composite composite) {
// spacer
new Label(composite, SWT.NONE)
.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
detailsLabel = new Label(composite, SWT.NONE);
detailsLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
detailsLabel.setText(
"Clicking finish will create a RequestFactory, Proxy and Request Contexts for the selected entities."); //$NON-NLS-1$
}
private void createEntityViewer(Composite composite) throws JavaModelException {
Label propertyMethodsLabel = new Label(composite, SWT.NONE);
propertyMethodsLabel.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false, 3, 1));
propertyMethodsLabel.setText("Select entities to include:"); // $NON-NLS-1$
String tooltip =
"Entities are identified in Java source with the @Entity or @PersistenceCapable annotations."; //$NON-NLS-1$
// + "To add un-annotated classes, use the \'Add..' button.";
propertyMethodsLabel.setToolTipText(tooltip);
// spacer
new Label(composite, SWT.NONE);
entityViewer = CheckboxTableViewer.newCheckList(composite, SWT.BORDER);
Table propertyTree = entityViewer.getTable();
GridData gd = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1);
gd.heightHint = 100;
propertyTree.setLayoutData(gd);
entityTree = entityViewer.getControl();
entityTree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
Composite selectionControls = new Composite(composite, SWT.NONE);
GridLayout layout = new GridLayout(1, false);
layout.verticalSpacing = 0;
layout.marginWidth = 0;
layout.horizontalSpacing = 0;
layout.marginHeight = 0;
selectionControls.setLayout(layout);
selectionControls.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false, 1, 1));
Button selectAllButton = new Button(selectionControls, SWT.NONE);
selectAllButton.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
selectAllButton.setText("Select All"); // $NON-NLS-1$
Button deselectAllButton = new Button(selectionControls, SWT.NONE);
deselectAllButton.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
deselectAllButton.setText("Deselect All"); // $NON-NLS-1$
configureMethodTableViewer(
entityViewer,
RequestFactoryUtils.createEntityListContentProvider(getJavaProject()),
new JavaElementLabelProvider(),
selectAllButton,
deselectAllButton);
}
private Composite createMainComposite(Composite parent) {
container = new Composite(parent, SWT.NULL);
setControl(container);
GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1);
gd.heightHint = 282;
container.setLayoutData(gd);
container.setLayout(new GridLayout(3, false));
return container;
}
private void createSeparator(Composite composite) {
new Label(composite, SWT.NONE);
new Label(composite, SWT.NONE);
new Label(composite, SWT.NONE);
Label label = new Label(composite, SWT.SEPARATOR | SWT.HORIZONTAL);
label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 3, 1));
}
private void createTypeNameField(Composite composite) {
Label typeLabel = new Label(composite, SWT.NONE);
typeLabel.setText("Name:"); // $NON-NLS-1$
typeText = new Text(composite, SWT.BORDER);
typeText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
typeText.addModifyListener(
new ModifyListener() {
public void modifyText(ModifyEvent e) {
handleTypeChanged();
}
});
initializeTypeText(typeText);
}
private void doStatusUpdate() {
IStatus[] status = new IStatus[] {containerStatus, entityStatus, packageStatus, typeStatus};
updateStatus(status);
}
// private void createPackageSelector(Composite composite) {
//
// Label packageLabel = new Label(composite, SWT.NONE);
// packageLabel.setText("Package:"); //$NON-NLS-1$
//
//
// packageText = new Text(composite, SWT.BORDER);
// packageText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false,
// 1, 1));
//
// initializePackageText(packageText);
//
// packageText.addModifyListener(new ModifyListener() {
// public void modifyText(ModifyEvent e) {
// handlePackageChanged();
// }
// });
//
// ControlContentAssistHelper.createTextContentAssistant(packageText,
// packageCompletionProcessor);
// TextFieldNavigationHandler.install(packageText);
//
// Button packageBrowseButton = new Button(composite, SWT.NONE);
// packageBrowseButton.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false,
// false, 1, 1));
// packageBrowseButton.setText("Browse..."); //$NON-NLS-1$
//
// packageBrowseButton.addSelectionListener(new SelectionListener() {
//
// public void widgetDefaultSelected(SelectionEvent e) {
// widgetSelected(e);
// }
//
// public void widgetSelected(SelectionEvent e) {
// IPackageFragment packageRoot = uiSupport.choosePackage(containerRoot);
// String str = JavaUtils.getPackageFragmentText(packageRoot);
// packageText.setText(str);
// }
// });
// }
private IProject findAppEngineProject(IProject project) {
if (project != null && project.isAccessible()) {
try {
return AppEngineConnectedNature.getAppEngineProject(project);
} catch (CoreException e) {
AppEngineRPCPlugin.log(e);
}
}
return null;
}
private IJavaProject getJavaProject() {
if (containerRoot != null) {
return containerRoot.getJavaProject();
}
return null;
}
private String getProjectName() {
if (project == null) {
return "<null>"; //$NON-NLS-1$
}
return project.getName();
}
private boolean inferContainerFromWorkbenchSelection() {
project = findAppEngineProject(project);
if (project != null && project.isAccessible()) {
IJavaProject javaProject = JavaCore.create(project);
if (javaProject != null) {
try {
containerRoot = JavaUtils.getSourcePackageFragmentRoot(javaProject);
return true;
} catch (JavaModelException e) {
AppEngineRPCPlugin.log(e);
}
}
}
return false;
}
private void initializeContainerText(Text targetText) {
String text = ""; // $NON-NLS-1$
if (project != null && project.isAccessible()) {
IJavaProject javaProject = JavaCore.create(project);
if (javaProject != null) {
try {
IPackageFragmentRoot srcPackage = JavaUtils.getSourcePackageFragmentRoot(javaProject);
if (srcPackage != null) {
text = javaProject.getElementName() + "/" + srcPackage.getElementName(); // $NON-NLS-1$
}
} catch (JavaModelException e) {
AppEngineRPCPlugin.log(e);
}
}
}
targetText.setText(text);
}
private void initializeTypeText(Text typeText) {
String text = ""; // $NON-NLS-1$
IJavaProject javaProject = getJavaProject();
if (javaProject != null) {
text = RequestFactoryUtils.creatServiceNameProposal(javaProject.getElementName());
}
typeText.setText(text);
}
private void refreshEntityViewer() {
IJavaProject javaProject = getJavaProject();
if (javaProject != null) {
try {
entityViewer.setInput(javaProject.getProject());
entityViewer.setContentProvider(
RequestFactoryUtils.createEntityListContentProvider(getJavaProject()));
entityViewer.refresh();
entityViewer.setAllChecked(true);
handleEntitySelectionChanged();
} catch (JavaModelException e) {
AppEngineRPCPlugin.log(e);
}
}
}
// private void initializePackageText(Text packageText) {
// packageText.setText(""); //$NON-NLS-1$
// }
private void setInitialFocusAndStatus() {
// advance keyboard focus
// if (containerRoot != null) {
// packageText.setFocus();
// }
// updatePackageStatus();
setPageComplete(packageStatus.isOK() && entityStatus.isOK());
// clear validation messages unless there are no entities, in which case
// error
if (containerRoot != null && !entityStatus.isOK()) {
setErrorMessage(entityStatus.getMessage());
} else {
setErrorMessage(null);
setMessage(null);
}
}
private void updateEntityStatus() {
if (entityViewer.getCheckedElements().length == 0) {
String msg;
if (entityViewer.getTable().getItemCount() == 0) {
msg =
"The project '"
+ getProjectName() //$NON-NLS-1$
+ "' contains no entities."; //$NON-NLS-1$
} else {
msg = "At least one entity must be selected."; // $NON-NLS-1$
}
entityStatus = new Status(IStatus.ERROR, AppEngineRPCPlugin.PLUGIN_ID, -1, msg, null);
} else {
entityStatus = StatusUtils.createOKStatus();
}
}
// private void updatePackageStatus() {
// packageStatus = JavaUtils.validatePackageName(packageText.getText());
// }
}
protected void updateStatus(IStatus[] status) {
updateStatus(StatusUtils.getMostSevere(status));
}
protected void updateStatus(IStatus status) {
setPageComplete(!status.matches(IStatus.ERROR));
StatusUtils.applyToStatusLine(this, status);
}
