| /******************************************************************************* |
| * Copyright (c) 2010 BestSolution.at and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.e4.tools.emf.ui.internal.common.component.virtual; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.eclipse.core.databinding.observable.list.IObservableList; |
| import org.eclipse.core.databinding.observable.value.WritableValue; |
| import org.eclipse.e4.tools.emf.ui.common.component.AbstractComponentEditor; |
| import org.eclipse.e4.tools.emf.ui.internal.Messages; |
| import org.eclipse.e4.tools.emf.ui.internal.common.ComponentLabelProvider; |
| import org.eclipse.e4.tools.emf.ui.internal.common.ModelEditor; |
| import org.eclipse.e4.tools.emf.ui.internal.common.VirtualEntry; |
| import org.eclipse.e4.ui.model.application.MApplication; |
| import org.eclipse.e4.ui.model.application.commands.MBindingContext; |
| import org.eclipse.e4.ui.model.application.commands.MCommandsFactory; |
| import org.eclipse.e4.ui.model.application.commands.impl.CommandsPackageImpl; |
| import org.eclipse.emf.common.command.Command; |
| import org.eclipse.emf.databinding.EMFDataBindingContext; |
| import org.eclipse.emf.edit.command.AddCommand; |
| import org.eclipse.emf.edit.command.MoveCommand; |
| import org.eclipse.emf.edit.command.RemoveCommand; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.databinding.viewers.ObservableListContentProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.graphics.Image; |
| 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.Display; |
| import org.eclipse.swt.widgets.Label; |
| |
| public class VRootBindingContexts extends AbstractComponentEditor { |
| private Composite composite; |
| private TableViewer viewer; |
| private EMFDataBindingContext context; |
| |
| private List<Action> actions = new ArrayList<Action>(); |
| |
| public VRootBindingContexts(EditingDomain editingDomain, ModelEditor editor) { |
| super(editingDomain, editor); |
| actions.add(new Action(Messages.VRootBindingContexts_AddContext) { |
| @Override |
| public void run() { |
| handleAddContext(); |
| } |
| }); |
| } |
| |
| @Override |
| public Image getImage(Object element, Display display) { |
| return null; |
| } |
| |
| @Override |
| public String getLabel(Object element) { |
| return Messages.VRootBindingContexts_TreeLabel; |
| } |
| |
| @Override |
| public String getDetailLabel(Object element) { |
| return null; |
| } |
| |
| @Override |
| public String getDescription(Object element) { |
| return Messages.VRootBindingContexts_TreeLabelDescription; |
| } |
| |
| @Override |
| public Composite getEditor(Composite parent, Object object) { |
| if (composite == null) { |
| context = new EMFDataBindingContext(); |
| composite = createForm(parent, context, getMaster()); |
| } |
| VirtualEntry<?> o = (VirtualEntry<?>) object; |
| viewer.setInput(o.getList()); |
| getMaster().setValue(o.getOriginalParent()); |
| return composite; |
| } |
| |
| private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) { |
| parent = new Composite(parent, SWT.NONE); |
| GridLayout gl = new GridLayout(3, false); |
| gl.horizontalSpacing = 10; |
| parent.setLayout(gl); |
| |
| { |
| Label l = new Label(parent, SWT.NONE); |
| l.setText(Messages.VRootBindingContexts_Contexts); |
| l.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING)); |
| |
| viewer = new TableViewer(parent); |
| ObservableListContentProvider cp = new ObservableListContentProvider(); |
| viewer.setContentProvider(cp); |
| GridData gd = new GridData(GridData.FILL_HORIZONTAL); |
| gd.heightHint = 300; |
| viewer.getControl().setLayoutData(gd); |
| viewer.setLabelProvider(new ComponentLabelProvider(getEditor())); |
| |
| Composite buttonComp = new Composite(parent, SWT.NONE); |
| buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false)); |
| gl = new GridLayout(); |
| gl.marginLeft = 0; |
| gl.marginRight = 0; |
| gl.marginWidth = 0; |
| gl.marginHeight = 0; |
| buttonComp.setLayout(gl); |
| |
| Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT); |
| b.setText(Messages.ModelTooling_Common_Up); |
| b.setImage(getImage(b.getDisplay(), ARROW_UP)); |
| b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false)); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| if (!viewer.getSelection().isEmpty()) { |
| IStructuredSelection s = (IStructuredSelection) viewer.getSelection(); |
| if (s.size() == 1) { |
| Object obj = s.getFirstElement(); |
| MApplication container = (MApplication) getMaster().getValue(); |
| int idx = container.getAddons().indexOf(obj) - 1; |
| if (idx >= 0) { |
| Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(), CommandsPackageImpl.Literals.BINDING_TABLE_CONTAINER__ROOT_CONTEXT, obj, idx); |
| |
| if (cmd.canExecute()) { |
| getEditingDomain().getCommandStack().execute(cmd); |
| viewer.setSelection(new StructuredSelection(obj)); |
| } |
| } |
| |
| } |
| } |
| } |
| }); |
| |
| b = new Button(buttonComp, SWT.PUSH | SWT.FLAT); |
| b.setText(Messages.ModelTooling_Common_Down); |
| b.setImage(getImage(b.getDisplay(), ARROW_DOWN)); |
| b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false)); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| if (!viewer.getSelection().isEmpty()) { |
| IStructuredSelection s = (IStructuredSelection) viewer.getSelection(); |
| if (s.size() == 1) { |
| Object obj = s.getFirstElement(); |
| MApplication container = (MApplication) getMaster().getValue(); |
| int idx = container.getAddons().indexOf(obj) + 1; |
| if (idx < container.getAddons().size()) { |
| Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(), CommandsPackageImpl.Literals.BINDING_TABLE_CONTAINER__ROOT_CONTEXT, obj, idx); |
| |
| if (cmd.canExecute()) { |
| getEditingDomain().getCommandStack().execute(cmd); |
| viewer.setSelection(new StructuredSelection(obj)); |
| } |
| } |
| |
| } |
| } |
| } |
| }); |
| |
| b = new Button(buttonComp, SWT.PUSH | SWT.FLAT); |
| b.setText(Messages.ModelTooling_Common_AddEllipsis); |
| b.setImage(getImage(b.getDisplay(), TABLE_ADD_IMAGE)); |
| b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false)); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| handleAddContext(); |
| } |
| }); |
| |
| b = new Button(buttonComp, SWT.PUSH | SWT.FLAT); |
| b.setText(Messages.ModelTooling_Common_Remove); |
| b.setImage(getImage(b.getDisplay(), TABLE_DELETE_IMAGE)); |
| b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false)); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| if (!viewer.getSelection().isEmpty()) { |
| handleRemoveContexts(((IStructuredSelection) viewer.getSelection()).toList()); |
| } |
| } |
| }); |
| } |
| |
| return parent; |
| } |
| |
| private void handleAddContext() { |
| MBindingContext context = MCommandsFactory.INSTANCE.createBindingContext(); |
| setElementId(context); |
| |
| Command cmd = AddCommand.create(getEditingDomain(), getMaster().getValue(), CommandsPackageImpl.Literals.BINDING_TABLE_CONTAINER__ROOT_CONTEXT, context); |
| |
| if (cmd.canExecute()) { |
| getEditingDomain().getCommandStack().execute(cmd); |
| } |
| } |
| |
| private void handleRemoveContexts(List<?> contexts) { |
| Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(), CommandsPackageImpl.Literals.BINDING_TABLE_CONTAINER__ROOT_CONTEXT, contexts); |
| if (cmd.canExecute()) { |
| getEditingDomain().getCommandStack().execute(cmd); |
| } |
| } |
| |
| @Override |
| public IObservableList getChildList(Object element) { |
| return null; |
| } |
| |
| @Override |
| public List<Action> getActions(Object element) { |
| ArrayList<Action> l = new ArrayList<Action>(super.getActions(element)); |
| l.addAll(actions); |
| return l; |
| } |
| } |