| /******************************************************************************* |
| * Copyright (c) 2000, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.debug.ui.snippeteditor; |
| |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.debug.internal.ui.SWTFactory; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.search.SearchEngine; |
| import org.eclipse.jdt.internal.debug.ui.ExceptionHandler; |
| import org.eclipse.jdt.internal.debug.ui.Filter; |
| import org.eclipse.jdt.internal.debug.ui.FilterLabelProvider; |
| import org.eclipse.jdt.internal.debug.ui.FilterViewerComparator; |
| import org.eclipse.jdt.internal.debug.ui.IJavaDebugHelpContextIds; |
| import org.eclipse.jdt.internal.debug.ui.JDIDebugUIPlugin; |
| import org.eclipse.jdt.ui.IJavaElementSearchConstants; |
| import org.eclipse.jdt.ui.JavaUI; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.dialogs.TitleAreaDialog; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.SelectionChangedEvent; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.events.SelectionListener; |
| 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.Control; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.dialogs.ElementListSelectionDialog; |
| import org.eclipse.ui.dialogs.SelectionDialog; |
| |
| public class SelectImportsDialog extends TitleAreaDialog { |
| |
| private String[] fImports; |
| private Button fAddPackageButton; |
| private Button fAddTypeButton; |
| private Button fRemoveImportsButton; |
| private TableViewer fImportsViewer; |
| private Table fImportsTable; |
| private JavaSnippetEditor fEditor; |
| |
| private ImportsContentProvider fImportContentProvider; |
| |
| /** |
| * Content provider for the table. Content consists of instances of Filter. |
| */ |
| protected class ImportsContentProvider implements IStructuredContentProvider { |
| |
| private TableViewer fViewer; |
| private List<Filter> fImportNames; |
| |
| public ImportsContentProvider(TableViewer viewer) { |
| fViewer = viewer; |
| populateImports(); |
| } |
| |
| protected void populateImports() { |
| fImportNames= new ArrayList<>(1); |
| if (fImports != null) { |
| for (String name : fImports) { |
| addImport(name); |
| } |
| } |
| } |
| |
| protected void addImport(String name) { |
| Filter imprt = new Filter(name, false); |
| if (!fImportNames.contains(imprt)) { |
| fImportNames.add(imprt); |
| fViewer.add(imprt); |
| } |
| } |
| |
| |
| protected void removeImports(Object[] imports) { |
| for (Object i : imports) { |
| Filter imprt = (Filter) i; |
| fImportNames.remove(imprt); |
| } |
| fViewer.remove(imports); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object) |
| */ |
| @Override |
| public Object[] getElements(Object inputElement) { |
| return fImportNames.toArray(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object) |
| */ |
| @Override |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.IContentProvider#dispose() |
| */ |
| @Override |
| public void dispose() { |
| } |
| } |
| |
| public SelectImportsDialog(JavaSnippetEditor editor, String[] imports) { |
| super(editor.getShell()); |
| fEditor= editor; |
| fImports= imports; |
| } |
| |
| private void createImportButtons(Composite container) { |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(container, IJavaDebugHelpContextIds.SNIPPET_IMPORTS_DIALOG); |
| Composite bcomp = SWTFactory.createComposite(container, container.getFont(), 1, 1, GridData.VERTICAL_ALIGN_BEGINNING | GridData.HORIZONTAL_ALIGN_FILL, 0, 0); |
| GridLayout gl = (GridLayout) bcomp.getLayout(); |
| gl.verticalSpacing = 0; |
| // Add type button |
| fAddTypeButton = SWTFactory.createPushButton(bcomp, |
| SnippetMessages.getString("SelectImportsDialog.Add_&Type_1"), //$NON-NLS-1$ |
| SnippetMessages.getString("SelectImportsDialog.Choose_a_Type_to_Add_as_an_Import_2"), //$NON-NLS-1$ |
| null); |
| fAddTypeButton.addSelectionListener(new SelectionListener() { |
| @Override |
| public void widgetSelected(SelectionEvent se) { |
| addType(); |
| } |
| @Override |
| public void widgetDefaultSelected(SelectionEvent se) { |
| } |
| }); |
| |
| // Add package button |
| fAddPackageButton = SWTFactory.createPushButton(bcomp, |
| SnippetMessages.getString("SelectImportsDialog.Add_&Package_3"), //$NON-NLS-1$ |
| SnippetMessages.getString("SelectImportsDialog.Choose_a_Package_to_Add_as_an_Import_4"), //$NON-NLS-1$ |
| null); |
| fAddPackageButton.addSelectionListener(new SelectionListener() { |
| @Override |
| public void widgetSelected(SelectionEvent se) { |
| addPackage(); |
| } |
| @Override |
| public void widgetDefaultSelected(SelectionEvent se) { |
| } |
| }); |
| |
| // Remove button |
| fRemoveImportsButton = SWTFactory.createPushButton(bcomp, |
| SnippetMessages.getString("SelectImportsDialog.&Remove_5"), //$NON-NLS-1$ |
| SnippetMessages.getString("SelectImportsDialog.Remove_All_Selected_Imports_6"), //$NON-NLS-1$ |
| null); |
| fRemoveImportsButton.addSelectionListener(new SelectionListener() { |
| @Override |
| public void widgetSelected(SelectionEvent se) { |
| removeImports(); |
| } |
| @Override |
| public void widgetDefaultSelected(SelectionEvent se) { |
| } |
| }); |
| fRemoveImportsButton.setEnabled(false); |
| } |
| |
| private void removeImports() { |
| IStructuredSelection selection = (IStructuredSelection)fImportsViewer.getSelection(); |
| fImportContentProvider.removeImports(selection.toArray()); |
| } |
| |
| private void addPackage() { |
| Shell shell= fAddPackageButton.getDisplay().getActiveShell(); |
| ElementListSelectionDialog dialog = null; |
| try { |
| IJavaProject project= fEditor.getJavaProject(); |
| List<IJavaElement> projects= new ArrayList<>(); |
| projects.add(project); |
| for (IPackageFragmentRoot root : project.getAllPackageFragmentRoots()) { |
| projects.add(root.getParent()); |
| } |
| dialog = JDIDebugUIPlugin.createAllPackagesDialog(shell, projects.toArray(new IJavaProject[projects.size()]), false); |
| } catch (JavaModelException jme) { |
| String title= SnippetMessages.getString("SelectImportsDialog.Add_package_as_import_7"); //$NON-NLS-1$ |
| String message= SnippetMessages.getString("SelectImportsDialog.Could_not_open_package_selection_dialog_8"); //$NON-NLS-1$ |
| ExceptionHandler.handle(jme, title, message); |
| return; |
| } |
| if (dialog == null) { |
| return; |
| } |
| dialog.setTitle(SnippetMessages.getString("SelectImportsDialog.Add_package_as_import_7")); //$NON-NLS-1$ |
| dialog.setMessage(SnippetMessages.getString("SelectImportsDialog.&Select_a_package_to_add_as_an_Import_10")); //$NON-NLS-1$ |
| dialog.setMultipleSelection(true); |
| if (dialog.open() == IDialogConstants.CANCEL_ID) { |
| return; |
| } |
| Object[] packages= dialog.getResult(); |
| if (packages != null) { |
| for (Object p : packages) { |
| IJavaElement pkg = (IJavaElement) p; |
| String filter = pkg.getElementName(); |
| filter += ".*"; //$NON-NLS-1$ |
| fImportContentProvider.addImport(filter); |
| } |
| } |
| } |
| |
| private void addType() { |
| Shell shell= fAddTypeButton.getDisplay().getActiveShell(); |
| SelectionDialog dialog= null; |
| try { |
| dialog= JavaUI.createTypeDialog(shell, PlatformUI.getWorkbench().getProgressService(), |
| SearchEngine.createJavaSearchScope(new IJavaElement[]{fEditor.getJavaProject()}, true), IJavaElementSearchConstants.CONSIDER_ALL_TYPES, false); |
| } catch (JavaModelException jme) { |
| String title= SnippetMessages.getString("SelectImportsDialog.Add_Type_as_Import_12"); //$NON-NLS-1$ |
| String message= SnippetMessages.getString("SelectImportsDialog.Could_not_open_class_selection_dialog_13"); //$NON-NLS-1$ |
| ExceptionHandler.handle(jme, title, message); |
| return; |
| } |
| |
| dialog.setTitle(SnippetMessages.getString("SelectImportsDialog.Add_Type_as_Import_12")); //$NON-NLS-1$ |
| dialog.setMessage(SnippetMessages.getString("SelectImportsDialog.&Select_a_type_to_add_to_add_as_an_import_15")); //$NON-NLS-1$ |
| if (dialog.open() == IDialogConstants.CANCEL_ID) { |
| return; |
| } |
| |
| Object[] types= dialog.getResult(); |
| if (types != null && types.length > 0) { |
| IType type = (IType)types[0]; |
| fImportContentProvider.addImport(type.getFullyQualifiedName()); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) |
| */ |
| @Override |
| protected Control createDialogArea(Composite parent) { |
| setTitle(NLS.bind(SnippetMessages.getString("SelectImportsDialog.Manage_the_Java_Snippet_Editor_Imports_for___{0}__1"), new String[]{fEditor.getEditorInput().getName()})); //$NON-NLS-1$ |
| setMessage(NLS.bind(SnippetMessages.getString("SelectImportsDialog.add_remove_imports"), new String[]{fEditor.getEditorInput().getName()})); //$NON-NLS-1$ |
| Composite outer = SWTFactory.createComposite(parent, 2, 1, GridData.FILL_BOTH); |
| GridLayout gl = (GridLayout) outer.getLayout(); |
| gl.marginLeft = 7; |
| gl.marginTop = 0; |
| gl.marginBottom = 0; |
| SWTFactory.createLabel(outer, SnippetMessages.getString("SelectImportsDialog.imports_heading"), 2); //$NON-NLS-1$ |
| fImportsTable= new Table(outer, SWT.BORDER | SWT.MULTI | SWT.FULL_SELECTION); |
| GridData gd = new GridData(GridData.FILL_HORIZONTAL); |
| gd.heightHint = 150; |
| fImportsTable.setLayoutData(gd); |
| fImportsViewer = new TableViewer(fImportsTable); |
| fImportsViewer.setLabelProvider(new FilterLabelProvider()); |
| fImportsViewer.setComparator(new FilterViewerComparator()); |
| fImportContentProvider = new ImportsContentProvider(fImportsViewer); |
| fImportsViewer.setContentProvider(fImportContentProvider); |
| // input just needs to be non-null |
| fImportsViewer.setInput(this); |
| fImportsViewer.addSelectionChangedListener(new ISelectionChangedListener() { |
| @Override |
| public void selectionChanged(SelectionChangedEvent event) { |
| ISelection selection = event.getSelection(); |
| if (selection.isEmpty()) { |
| fRemoveImportsButton.setEnabled(false); |
| } else { |
| fRemoveImportsButton.setEnabled(true); |
| } |
| } |
| }); |
| createImportButtons(outer); |
| applyDialogFont(outer); |
| return parent; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.dialogs.Dialog#okPressed() |
| */ |
| @Override |
| protected void okPressed() { |
| String[] imports= null; |
| Object[] results= fImportContentProvider.getElements(null); |
| if (results != null && results.length > 0) { |
| imports= new String[results.length]; |
| for (int i = 0; i < results.length; i++) { |
| Filter imprt = (Filter)results[i]; |
| imports[i]= imprt.getName(); |
| } |
| } |
| fEditor.setImports(imports); |
| super.okPressed(); |
| } |
| |
| /** |
| * Sets the title for the dialog and establishes the help context. |
| * |
| * @see org.eclipse.jface.window.Window#configureShell(Shell); |
| */ |
| @Override |
| protected void configureShell(Shell shell) { |
| super.configureShell(shell); |
| shell.setText(SnippetMessages.getString("SelectImportsDialog.Java_Snippet_Imports_18")); //$NON-NLS-1$ |
| } |
| } |
