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/*******************************************************************************
* Copyright (c) 2010, 2014 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
* Lars Vogel <Lars.Vogel@gmail.com> - Ongoing maintenance
* Steven Spungin <steven@spungin.tv> - Ongoing maintenance
******************************************************************************/
package org.eclipse.e4.tools.emf.ui.internal.common.component;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
import org.eclipse.core.databinding.Binding;
import org.eclipse.core.databinding.UpdateValueStrategy;
import org.eclipse.core.databinding.observable.list.IObservableList;
import org.eclipse.core.databinding.observable.value.IObservableValue;
import org.eclipse.core.databinding.validation.IValidator;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.e4.tools.emf.ui.common.CommandToStringConverter;
import org.eclipse.e4.tools.emf.ui.common.IModelResource;
import org.eclipse.e4.tools.emf.ui.common.Util;
import org.eclipse.e4.tools.emf.ui.common.component.AbstractComponentEditor;
import org.eclipse.e4.tools.emf.ui.internal.Plugin;
import org.eclipse.e4.tools.emf.ui.internal.ResourceProvider;
import org.eclipse.e4.tools.emf.ui.internal.common.AbstractPickList.PickListFeatures;
import org.eclipse.e4.tools.emf.ui.internal.common.E4PickList;
import org.eclipse.e4.tools.emf.ui.internal.common.component.ControlFactory.TextPasteHandler;
import org.eclipse.e4.tools.emf.ui.internal.common.component.dialogs.KeyBindingCommandSelectionDialog;
import org.eclipse.e4.ui.model.application.commands.MCommand;
import org.eclipse.e4.ui.model.application.commands.MCommandsFactory;
import org.eclipse.e4.ui.model.application.commands.MKeyBinding;
import org.eclipse.e4.ui.model.application.commands.MKeySequence;
import org.eclipse.e4.ui.model.application.commands.MParameter;
import org.eclipse.e4.ui.model.application.commands.impl.CommandsPackageImpl;
import org.eclipse.e4.ui.model.application.impl.ApplicationPackageImpl;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.databinding.EMFDataBindingContext;
import org.eclipse.emf.databinding.FeaturePath;
import org.eclipse.emf.databinding.edit.EMFEditProperties;
import org.eclipse.emf.databinding.edit.IEMFEditListProperty;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.edit.command.AddCommand;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.bindings.keys.KeySequence;
import org.eclipse.jface.databinding.swt.IWidgetValueProperty;
import org.eclipse.jface.databinding.swt.WidgetProperties;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CTabFolder;
import org.eclipse.swt.custom.CTabItem;
import org.eclipse.swt.custom.StackLayout;
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.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
public class KeyBindingEditor extends AbstractComponentEditor {
private Composite composite;
private EMFDataBindingContext context;
private StackLayout stackLayout;
private List<Action> actions = new ArrayList<Action>();
private IEMFEditListProperty KEY_BINDING__PARAMETERS = EMFEditProperties.list(getEditingDomain(), CommandsPackageImpl.Literals.KEY_BINDING__PARAMETERS);
@Inject
private IModelResource resource;
@Inject
public KeyBindingEditor() {
super();
}
@PostConstruct
void init() {
actions.add(new Action(Messages.KeyBindingEditor_AddParameter, createImageDescriptor(ResourceProvider.IMG_Parameter)) {
@Override
public void run() {
handleAddParameter();
}
});
}
@Override
public Image getImage(Object element, Display display) {
return createImage(ResourceProvider.IMG_KeyBinding);
}
@Override
public String getLabel(Object element) {
return Messages.KeyBindingEditor_Label;
}
@Override
public String getDescription(Object element) {
return Messages.KeyBindingEditor_Description;
}
@Override
public Composite doGetEditor(Composite parent, Object object) {
if (composite == null) {
context = new EMFDataBindingContext();
if (getEditor().isModelFragment()) {
composite = new Composite(parent, SWT.NONE);
stackLayout = new StackLayout();
composite.setLayout(stackLayout);
createForm(composite, context, getMaster(), false);
createForm(composite, context, getMaster(), true);
} else {
composite = createForm(parent, context, getMaster(), false);
}
}
if (getEditor().isModelFragment()) {
Control topControl;
if (Util.isImport((EObject) object)) {
topControl = composite.getChildren()[1];
} else {
topControl = composite.getChildren()[0];
}
if (stackLayout.topControl != topControl) {
stackLayout.topControl = topControl;
composite.layout(true, true);
}
}
getMaster().setValue(object);
return composite;
}
private Composite createForm(Composite parent, EMFDataBindingContext context, IObservableValue master, boolean isImport) {
CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);
CTabItem item = new CTabItem(folder, SWT.NONE);
item.setText(Messages.ModelTooling_Common_TabDefault);
parent = createScrollableContainer(folder);
item.setControl(parent.getParent());
if (getEditor().isShowXMIId() || getEditor().isLiveModel()) {
ControlFactory.createXMIId(parent, this);
}
IWidgetValueProperty textProp = WidgetProperties.text(SWT.Modify);
if (isImport) {
ControlFactory.createFindImport(parent, Messages, this, context);
folder.setSelection(0);
return folder;
}
ControlFactory.createTextField(parent, Messages.ModelTooling_Common_Id, master, context, textProp, EMFEditProperties.value(getEditingDomain(), ApplicationPackageImpl.Literals.APPLICATION_ELEMENT__ELEMENT_ID));
// ------------------------------------------------------------
{
Label l = new Label(parent, SWT.NONE);
l.setText(Messages.KeyBindingEditor_Sequence);
l.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_END));
final Text t = new Text(parent, SWT.BORDER);
TextPasteHandler.createFor(t);
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.horizontalSpan = 2;
t.setLayoutData(gd);
Binding binding = context.bindValue(textProp.observeDelayed(200, t), EMFEditProperties.value(getEditingDomain(), CommandsPackageImpl.Literals.KEY_SEQUENCE__KEY_SEQUENCE).observeDetail(getMaster()), new UpdateValueStrategy().setBeforeSetValidator(new BindingValidator()), new UpdateValueStrategy());
Util.addDecoration(t, binding);
}
// ------------------------------------------------------------
{
Label l = new Label(parent, SWT.NONE);
l.setText(Messages.KeyBindingEditor_Command);
l.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_END));
Text t = new Text(parent, SWT.BORDER);
TextPasteHandler.createFor(t);
t.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
t.setEditable(false);
context.bindValue(textProp.observeDelayed(200, t), EMFEditProperties.value(getEditingDomain(), CommandsPackageImpl.Literals.KEY_BINDING__COMMAND).observeDetail(getMaster()), new UpdateValueStrategy(), new UpdateValueStrategy().setConverter(new CommandToStringConverter(Messages)));
final Button b = new Button(parent, SWT.PUSH | SWT.FLAT);
b.setText(Messages.ModelTooling_Common_FindEllipsis);
b.setImage(createImage(ResourceProvider.IMG_Obj16_zoom));
b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, false, false));
b.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
KeyBindingCommandSelectionDialog dialog = new KeyBindingCommandSelectionDialog(b.getShell(), (MKeyBinding) getMaster().getValue(), resource, Messages);
dialog.open();
}
});
}
{
E4PickList pickList = new E4PickList(parent, SWT.NONE, Arrays.asList(PickListFeatures.NO_PICKER), Messages, this, CommandsPackageImpl.Literals.KEY_BINDING__PARAMETERS) {
@Override
protected void addPressed() {
handleAddParameter();
}
@Override
protected List<?> getContainerChildren(Object master) {
return ((MCommand) master).getParameters();
}
};
pickList.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 3, 1));
pickList.setText(Messages.KeyBindingEditor_Parameters);
final TableViewer viewer = pickList.getList();
viewer.setInput(KEY_BINDING__PARAMETERS.observeDetail(getMaster()));
}
//
item = new CTabItem(folder, SWT.NONE);
item.setText(Messages.ModelTooling_Common_TabSupplementary);
parent = createScrollableContainer(folder);
item.setControl(parent.getParent());
ControlFactory.createStringListWidget(parent, Messages, this, Messages.CategoryEditor_Tags, ApplicationPackageImpl.Literals.APPLICATION_ELEMENT__TAGS, VERTICAL_LIST_WIDGET_INDENT);
ControlFactory.createMapProperties(parent, Messages, this, Messages.ModelTooling_Contribution_PersistedState, ApplicationPackageImpl.Literals.APPLICATION_ELEMENT__PERSISTED_STATE, VERTICAL_LIST_WIDGET_INDENT);
createContributedEditorTabs(folder, context, getMaster(), MKeyBinding.class);
folder.setSelection(0);
return folder;
}
@Override
public IObservableList getChildList(Object element) {
return KEY_BINDING__PARAMETERS.observe(element);
}
@Override
public String getDetailLabel(Object element) {
MKeySequence seq = (MKeySequence) element;
if (seq.getKeySequence() != null && seq.getKeySequence().trim().length() > 0) {
return seq.getKeySequence();
}
return null;
}
@Override
public FeaturePath[] getLabelProperties() {
return new FeaturePath[] { FeaturePath.fromList(CommandsPackageImpl.Literals.KEY_SEQUENCE__KEY_SEQUENCE) };
}
class BindingValidator implements IValidator {
@Override
public IStatus validate(Object value) {
int statusCode = getEditor().isLiveModel() ? IStatus.ERROR : IStatus.WARNING;
if (value != null && value.toString().trim().length() > 0) {
try {
KeySequence keySequence = KeySequence.getInstance(value.toString());
if (!keySequence.isComplete()) {
return new Status(statusCode, Plugin.ID, Messages.KeyBindingEditor_SequenceNotComplete);
}
if (keySequence.isEmpty()) {
return new Status(statusCode, Plugin.ID, Messages.KeyBindingEditor_SequenceEmpty);
}
if (!value.toString().toUpperCase().equals(value.toString())) {
return new Status(IStatus.ERROR, Plugin.ID, Messages.KeyBindingEditor_SequenceLowercase);
}
return Status.OK_STATUS;
} catch (Exception e) {
return new Status(statusCode, Plugin.ID, e.getMessage(), e);
}
}
return new Status(statusCode, Plugin.ID, Messages.KeyBindingEditor_SequenceEmpty);
}
}
protected void handleAddParameter() {
MKeyBinding item = (MKeyBinding) getMaster().getValue();
MParameter param = MCommandsFactory.INSTANCE.createParameter();
setElementId(param);
Command cmd = AddCommand.create(getEditingDomain(), item, CommandsPackageImpl.Literals.KEY_BINDING__PARAMETERS, param);
if (cmd.canExecute()) {
getEditingDomain().getCommandStack().execute(cmd);
}
}
@Override
public List<Action> getActions(Object element) {
ArrayList<Action> l = new ArrayList<Action>(super.getActions(element));
l.addAll(actions);
return l;
}
}
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