NewContainerWizardPage
+ *
+ * @param name
+ * the wizard page's name
+ */
+ public NewContainerWizardPage(String name) {
+ super(name);
+ fWorkspaceRoot = ResourcesPlugin.getWorkspace().getRoot();
+ ContainerFieldAdapter adapter = new ContainerFieldAdapter();
+
+ fContainerDialogField = new StringButtonDialogField(adapter);
+ fContainerDialogField.setDialogFieldListener(adapter);
+ fContainerDialogField.setLabelText(NewWizardMessages
+ .getString("NewContainerWizardPage.container.label")); //$NON-NLS-1$
+ fContainerDialogField.setButtonLabel(NewWizardMessages
+ .getString("NewContainerWizardPage.container.button")); //$NON-NLS-1$
+
+ fContainerStatus = new StatusInfo();
+ fCurrRoot = null;
+ }
+
+ /**
+ * Initializes the source folder field with a valid package fragement root.
+ * The package fragement root is computed from the given Java element.
+ *
+ * @param elem
+ * the Java element used to compute the initial package fragment
+ * root used as the source folder
+ */
+// protected void initContainerPage(IJavaElement elem) {
+// //IPackageFragmentRoot initRoot = null;
+// // if (elem != null) {
+// // initRoot= JavaModelUtil.getPackageFragmentRoot(elem);
+// // if (initRoot == null || initRoot.isArchive()) {
+// // IJavaProject jproject= elem.getJavaProject();
+// // if (jproject != null) {
+// // try {
+// // initRoot= null;
+// // if (jproject.exists()) {
+// // IPackageFragmentRoot[] roots= jproject.getPackageFragmentRoots();
+// // for (int i= 0; i < roots.length; i++) {
+// // if (roots[i].getKind() == IPackageFragmentRoot.K_SOURCE) {
+// // initRoot= roots[i];
+// // break;
+// // }
+// // }
+// // }
+// // } catch (JavaModelException e) {
+// // PHPeclipsePlugin.log(e);
+// // }
+// // if (initRoot == null) {
+// // initRoot= jproject.getPackageFragmentRoot(jproject.getResource());
+// // }
+// // }
+// // }
+// // }
+// // setPackageFragmentRoot(initRoot, true);
+// }
+
+ /**
+ * Utility method to inspect a selection to find a Java element.
+ *
+ * @param selection
+ * the selection to be inspected
+ * @return a Java element to be used as the initial selection, or
+ * null, if no Java element exists in the given
+ * selection
+ */
+ protected IJavaElement getInitialJavaElement(IStructuredSelection selection) {
+ IJavaElement jelem = null;
+ if (selection != null && !selection.isEmpty()) {
+ Object selectedElement = selection.getFirstElement();
+ if (selectedElement instanceof IAdaptable) {
+ IAdaptable adaptable = (IAdaptable) selectedElement;
+
+ jelem = (IJavaElement) adaptable.getAdapter(IJavaElement.class);
+ if (jelem == null) {
+ IResource resource = (IResource) adaptable
+ .getAdapter(IResource.class);
+ if (resource != null
+ && resource.getType() != IResource.ROOT) {
+ while (jelem == null
+ && resource.getType() != IResource.PROJECT) {
+ resource = resource.getParent();
+ jelem = (IJavaElement) resource
+ .getAdapter(IJavaElement.class);
+ }
+ if (jelem == null) {
+ jelem = JavaCore.create(resource); // java project
+ }
+ }
+ }
+ }
+ }
+ if (jelem == null) {
+ IWorkbenchPart part = PHPeclipsePlugin.getActivePage()
+ .getActivePart();
+ if (part instanceof ContentOutline) {
+ part = PHPeclipsePlugin.getActivePage().getActiveEditor();
+ }
+
+ if (part instanceof IViewPartInputProvider) {
+ Object elem = ((IViewPartInputProvider) part)
+ .getViewPartInput();
+ if (elem instanceof IJavaElement) {
+ jelem = (IJavaElement) elem;
+ }
+ }
+ }
+
+ if (jelem == null || jelem.getElementType() == IJavaElement.JAVA_MODEL) {
+ try {
+ IJavaProject[] projects = JavaCore.create(getWorkspaceRoot())
+ .getJavaProjects();
+ if (projects.length == 1) {
+ jelem = projects[0];
+ }
+ } catch (JavaModelException e) {
+ PHPeclipsePlugin.log(e);
+ }
+ }
+ return jelem;
+ }
+
+ /**
+ * Returns the recommended maximum width for text fields (in pixels). This
+ * method requires that createContent has been called before this method is
+ * call. Subclasses may override to change the maximum width for text
+ * fields.
+ *
+ * @return the recommended maximum width for text fields.
+ */
+ protected int getMaxFieldWidth() {
+ return convertWidthInCharsToPixels(40);
+ }
+
+ /**
+ * Creates the necessary controls (label, text field and browse button) to
+ * edit the source folder location. The method expects that the parent
+ * composite uses a GridLayout as its layout manager and that
+ * the grid layout has at least 3 columns.
+ *
+ * @param parent
+ * the parent composite
+ * @param nColumns
+ * the number of columns to span. This number must be greater or
+ * equal three
+ */
+ protected void createContainerControls(Composite parent, int nColumns) {
+ fContainerDialogField.doFillIntoGrid(parent, nColumns);
+ LayoutUtil.setWidthHint(fContainerDialogField.getTextControl(null),
+ getMaxFieldWidth());
+ }
+
+ /**
+ * Sets the focus to the source folder's text field.
+ */
+// protected void setFocusOnContainer() {
+// fContainerDialogField.setFocus();
+// }
+
+ // -------- ContainerFieldAdapter --------
+
+ private class ContainerFieldAdapter implements IStringButtonAdapter,
+ IDialogFieldListener {
+
+ // -------- IStringButtonAdapter
+ public void changeControlPressed(DialogField field) {
+ //containerChangeControlPressed(field);
+ }
+
+ // -------- IDialogFieldListener
+ public void dialogFieldChanged(DialogField field) {
+ containerDialogFieldChanged(field);
+ }
+ }
+
+// private void containerChangeControlPressed(DialogField field) {
+// // take the current jproject as init element of the dialog
+// // IPackageFragmentRoot root= getPackageFragmentRoot();
+// // root= chooseSourceContainer(root);
+// // if (root != null) {
+// // setPackageFragmentRoot(root, true);
+// // }
+// }
+
+ private void containerDialogFieldChanged(DialogField field) {
+ if (field == fContainerDialogField) {
+ fContainerStatus = containerChanged();
+ }
+ // tell all others
+ //handleFieldChanged(CONTAINER);
+ }
+
+ // ----------- validation ----------
+
+ /**
+ * This method is a hook which gets called after the source folder's text
+ * input field has changed. This default implementation updates the model
+ * and returns an error status. The underlying model is only valid if the
+ * returned status is OK.
+ *
+ * @return the model's error status
+ */
+ protected IStatus containerChanged() {
+ StatusInfo status = new StatusInfo();
+
+ fCurrRoot = null;
+ String str = getPackageFragmentRootText();
+ if (str.length() == 0) {
+ status
+ .setError(NewWizardMessages
+ .getString("NewContainerWizardPage.error.EnterContainerName")); //$NON-NLS-1$
+ return status;
+ }
+ IPath path = new Path(str);
+ IResource res = fWorkspaceRoot.findMember(path);
+ if (res != null) {
+ int resType = res.getType();
+ if (resType == IResource.PROJECT || resType == IResource.FOLDER) {
+ IProject proj = res.getProject();
+ if (!proj.isOpen()) {
+ status
+ .setError(NewWizardMessages
+ .getFormattedString(
+ "NewContainerWizardPage.error.ProjectClosed", proj.getFullPath().toString())); //$NON-NLS-1$
+ return status;
+ }
+ //IJavaProject jproject = JavaCore.create(proj);
+ // fCurrRoot= jproject.getPackageFragmentRoot(res);
+ // if (res.exists()) {
+ // try {
+ // if (!proj.hasNature(JavaCore.NATURE_ID)) {
+ // if (resType == IResource.PROJECT) {
+ // status.setError(NewWizardMessages.getString("NewContainerWizardPage.warning.NotAJavaProject"));
+ // //$NON-NLS-1$
+ // } else {
+ // status.setWarning(NewWizardMessages.getString("NewContainerWizardPage.warning.NotInAJavaProject"));
+ // //$NON-NLS-1$
+ // }
+ // return status;
+ // }
+ // } catch (CoreException e) {
+ // status.setWarning(NewWizardMessages.getString("NewContainerWizardPage.warning.NotAJavaProject"));
+ // //$NON-NLS-1$
+ // }
+ // if (!jproject.isOnClasspath(fCurrRoot)) {
+ // status.setWarning(NewWizardMessages.getFormattedString("NewContainerWizardPage.warning.NotOnClassPath",
+ // str)); //$NON-NLS-1$
+ // }
+ // if (fCurrRoot.isArchive()) {
+ // status.setError(NewWizardMessages.getFormattedString("NewContainerWizardPage.error.ContainerIsBinary",
+ // str)); //$NON-NLS-1$
+ // return status;
+ // }
+ // }
+ return status;
+ } else {
+ status.setError(NewWizardMessages.getFormattedString(
+ "NewContainerWizardPage.error.NotAFolder", str)); //$NON-NLS-1$
+ return status;
+ }
+ } else {
+ status.setError(NewWizardMessages.getFormattedString(
+ "NewContainerWizardPage.error.ContainerDoesNotExist", str)); //$NON-NLS-1$
+ return status;
+ }
+ }
+
+ // -------- update message ----------------
+
+ /**
+ * Hook method that gets called when a field on this page has changed. For
+ * this page the method gets called when the source folder field changes.
+ *
+ * Every sub type is responsible to call this method when a field on its
+ * page has changed. Subtypes override (extend) the method to add
+ * verification when a own field has a dependency to an other field. For
+ * example the class name input must be verified again when the package
+ * field changes (check for duplicated class names).
+ *
+ * @param fieldName
+ * The name of the field that has changed (field id). For the
+ * source folder the field id is CONTAINER
+ */
+// protected void handleFieldChanged(String fieldName) {
+// }
+
+ // ---- get ----------------
+
+ /**
+ * Returns the workspace root.
+ *
+ * @return the workspace root
+ */
+ protected IWorkspaceRoot getWorkspaceRoot() {
+ return fWorkspaceRoot;
+ }
+
+ /**
+ * Returns the IPackageFragmentRoot that corresponds to the
+ * current value of the source folder field.
+ *
+ * @return the IPackageFragmentRoot or null if the current
+ * source folder value is not a valid package fragment root
+ *
+ */
+ public IPackageFragmentRoot getPackageFragmentRoot() {
+ return fCurrRoot;
+ }
+
+ /**
+ * Returns the current text of source folder text field.
+ *
+ * @return the text of the source folder text field
+ */
+ public String getPackageFragmentRootText() {
+ return fContainerDialogField.getText();
+ }
+
+ /**
+ * Sets the current source folder (model and text field) to the given
+ * package fragment root.
+ *
+ * @param canBeModified
+ * if false the source folder field can not be
+ * changed by the user. If true the field is
+ * editable
+ */
+ // public void setPackageFragmentRoot(IPackageFragmentRoot root, boolean
+ // canBeModified) {
+ // fCurrRoot= root;
+ // String str= (root == null) ? "" :
+ // root.getPath().makeRelative().toString(); //$NON-NLS-1$
+ // fContainerDialogField.setText(str);
+ // fContainerDialogField.setEnabled(canBeModified);
+ // }
+ // ------------- choose source container dialog
+ // private IPackageFragmentRoot chooseSourceContainer(IJavaElement
+ // initElement) {
+ // Class[] acceptedClasses= new Class[] { IPackageFragmentRoot.class,
+ // IJavaProject.class };
+ // TypedElementSelectionValidator validator= new
+ // TypedElementSelectionValidator(acceptedClasses, false) {
+ // public boolean isSelectedValid(Object element) {
+ // try {
+ // if (element instanceof IJavaProject) {
+ // IJavaProject jproject= (IJavaProject)element;
+ // IPath path= jproject.getProject().getFullPath();
+ // return (jproject.findPackageFragmentRoot(path) != null);
+ // } else if (element instanceof IPackageFragmentRoot) {
+ // return (((IPackageFragmentRoot)element).getKind() ==
+ // IPackageFragmentRoot.K_SOURCE);
+ // }
+ // return true;
+ // } catch (JavaModelException e) {
+ // PHPeclipsePlugin.log(e.getStatus()); // just log, no ui in validation
+ // }
+ // return false;
+ // }
+ // };
+ //
+ // acceptedClasses= new Class[] { IJavaModel.class,
+ // IPackageFragmentRoot.class, IJavaProject.class };
+ // ViewerFilter filter= new TypedViewerFilter(acceptedClasses) {
+ // public boolean select(Viewer viewer, Object parent, Object element) {
+ // if (element instanceof IPackageFragmentRoot) {
+ // try {
+ // return (((IPackageFragmentRoot)element).getKind() ==
+ // IPackageFragmentRoot.K_SOURCE);
+ // } catch (JavaModelException e) {
+ // PHPeclipsePlugin.log(e.getStatus()); // just log, no ui in validation
+ // return false;
+ // }
+ // }
+ // return super.select(viewer, parent, element);
+ // }
+ // };
+ //
+ // StandardJavaElementContentProvider provider= new
+ // StandardJavaElementContentProvider();
+ // ILabelProvider labelProvider= new
+ // JavaElementLabelProvider(JavaElementLabelProvider.SHOW_DEFAULT);
+ // ElementTreeSelectionDialog dialog= new
+ // ElementTreeSelectionDialog(getShell(), labelProvider, provider);
+ // dialog.setValidator(validator);
+ // dialog.setSorter(new JavaElementSorter());
+ // dialog.setTitle(NewWizardMessages.getString("NewContainerWizardPage.ChooseSourceContainerDialog.title"));
+ // //$NON-NLS-1$
+ // dialog.setMessage(NewWizardMessages.getString("NewContainerWizardPage.ChooseSourceContainerDialog.description"));
+ // //$NON-NLS-1$
+ // dialog.addFilter(filter);
+ // dialog.setInput(JavaCore.create(fWorkspaceRoot));
+ // dialog.setInitialSelection(initElement);
+ //
+ // if (dialog.open() == ElementTreeSelectionDialog.OK) {
+ // Object element= dialog.getFirstResult();
+ // if (element instanceof IJavaProject) {
+ // IJavaProject jproject= (IJavaProject)element;
+ // return jproject.getPackageFragmentRoot(jproject.getProject());
+ // } else if (element instanceof IPackageFragmentRoot) {
+ // return (IPackageFragmentRoot)element;
+ // }
+ // return null;
+ // }
+ // return null;
+ // }
+}
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