/*******************************************************************************
* 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;
import java.util.ArrayList;
import java.util.List;
import javax.inject.Inject;
import org.eclipse.core.databinding.observable.list.IObservableList;
import org.eclipse.core.databinding.observable.list.WritableList;
import org.eclipse.core.databinding.property.list.IListProperty;
import org.eclipse.e4.tools.emf.ui.common.IEditorFeature.FeatureClass;
import org.eclipse.e4.tools.emf.ui.common.component.AbstractComponentEditor;
import org.eclipse.e4.tools.emf.ui.internal.ResourceProvider;
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.impl.ApplicationPackageImpl;
import org.eclipse.e4.ui.model.fragment.MFragmentFactory;
import org.eclipse.e4.ui.model.fragment.MModelFragment;
import org.eclipse.e4.ui.model.fragment.MModelFragments;
import org.eclipse.e4.ui.model.fragment.impl.FragmentPackageImpl;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.databinding.EMFProperties;
import org.eclipse.emf.databinding.IEMFListProperty;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.edit.command.AddCommand;
import org.eclipse.emf.edit.command.MoveCommand;
import org.eclipse.emf.edit.command.RemoveCommand;
import org.eclipse.jface.databinding.viewers.ObservableListContentProvider;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.ComboViewer;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CTabFolder;
import org.eclipse.swt.custom.CTabItem;
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 ModelFragmentsEditor extends AbstractComponentEditor {
private IListProperty MODEL_FRAGMENTS__FRAGMENTS = EMFProperties.list(FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS);
private IListProperty MODEL_FRAGMENTS__IMPORTS = EMFProperties.list(FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS);
private Composite composite;
@Inject
public ModelFragmentsEditor() {
super();
}
@Override
public Image getImage(Object element, Display display) {
return createImage(ResourceProvider.IMG_ModelFragments);
}
@Override
public String getLabel(Object element) {
return Messages.ModelFragmentsEditor_Label;
}
@Override
public String getDescription(Object element) {
return Messages.ModelFragmentsEditor_Description;
}
@Override
public Composite doGetEditor(Composite parent, Object object) {
if (composite == null) {
composite = createForm(parent);
}
getMaster().setValue(object);
return composite;
}
private Composite createForm(Composite parent) {
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);
}
{
Label l = new Label(parent, SWT.NONE);
l.setText(Messages.ModelFragmentsEditor_Imports);
l.setLayoutData(new GridData(GridData.END, GridData.BEGINNING, false, false));
final TableViewer viewer = new TableViewer(parent);
viewer.setContentProvider(new ObservableListContentProvider());
viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.heightHint = 200;
viewer.getControl().setLayoutData(gd);
IEMFListProperty prop = EMFProperties.list(FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS);
viewer.setInput(prop.observeDetail(getMaster()));
Composite buttonComp = new Composite(parent, SWT.NONE);
buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
GridLayout gl = new GridLayout(2, false);
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(createImage(ResourceProvider.IMG_Obj16_arrow_up));
b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
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();
MModelFragments container = (MModelFragments) getMaster().getValue();
int idx = container.getImports().indexOf(obj) - 1;
if (idx >= 0) {
Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(), FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS, 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(createImage(ResourceProvider.IMG_Obj16_arrow_down));
b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
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();
MModelFragments container = (MModelFragments) getMaster().getValue();
int idx = container.getImports().indexOf(obj) + 1;
if (idx < container.getImports().size()) {
Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(), FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS, obj, idx);
if (cmd.canExecute()) {
getEditingDomain().getCommandStack().execute(cmd);
viewer.setSelection(new StructuredSelection(obj));
}
}
}
}
}
});
final ComboViewer childrenDropDown = new ComboViewer(buttonComp);
childrenDropDown.getControl().setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
childrenDropDown.setContentProvider(new ArrayContentProvider());
childrenDropDown.setLabelProvider(new LabelProvider() {
@Override
public String getText(Object element) {
FeatureClass eclass = (FeatureClass) element;
return eclass.label;
}
});
childrenDropDown.setComparator(new ViewerComparator() {
@Override
public int compare(Viewer viewer, Object e1, Object e2) {
FeatureClass eClass1 = (FeatureClass) e1;
FeatureClass eClass2 = (FeatureClass) e2;
return eClass1.label.compareTo(eClass2.label);
}
});
List<FeatureClass> list = new ArrayList<FeatureClass>();
addClasses(ApplicationPackageImpl.eINSTANCE, list);
list.addAll(getEditor().getFeatureClasses(FragmentPackageImpl.Literals.MODEL_FRAGMENT, FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS));
childrenDropDown.setInput(list);
childrenDropDown.getCombo().select(0);
b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
b.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
EClass eClass = ((FeatureClass) ((IStructuredSelection) childrenDropDown.getSelection()).getFirstElement()).eClass;
EObject eObject = EcoreUtil.create(eClass);
Command cmd = AddCommand.create(getEditingDomain(), getMaster().getValue(), FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS, eObject);
if (cmd.canExecute()) {
getEditingDomain().getCommandStack().execute(cmd);
getEditor().setSelection(eObject);
}
}
});
b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
b.setText(Messages.ModelTooling_Common_Remove);
b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
b.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (!viewer.getSelection().isEmpty()) {
List<?> elements = ((IStructuredSelection) viewer.getSelection()).toList();
Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(), FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS, elements);
if (cmd.canExecute()) {
getEditingDomain().getCommandStack().execute(cmd);
}
}
}
});
}
{
Label l = new Label(parent, SWT.NONE);
l.setText(Messages.ModelFragmentsEditor_ModelFragments);
l.setLayoutData(new GridData(GridData.END, GridData.BEGINNING, false, false));
final TableViewer viewer = new TableViewer(parent);
viewer.setContentProvider(new ObservableListContentProvider());
viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.heightHint = 200;
viewer.getControl().setLayoutData(gd);
IEMFListProperty prop = EMFProperties.list(FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS);
viewer.setInput(prop.observeDetail(getMaster()));
Composite buttonComp = new Composite(parent, SWT.NONE);
buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
GridLayout 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(createImage(ResourceProvider.IMG_Obj16_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();
MModelFragments container = (MModelFragments) getMaster().getValue();
int idx = container.getFragments().indexOf(obj) - 1;
if (idx >= 0) {
Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(), FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS, 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(createImage(ResourceProvider.IMG_Obj16_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();
MModelFragments container = (MModelFragments) getMaster().getValue();
int idx = container.getFragments().indexOf(obj) + 1;
if (idx < container.getFragments().size()) {
Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(), FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS, 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(createImage(ResourceProvider.IMG_Obj16_table_add));
b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
b.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
MModelFragment component = MFragmentFactory.INSTANCE.createStringModelFragment();
Command cmd = AddCommand.create(getEditingDomain(), getMaster().getValue(), FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS, component);
if (cmd.canExecute()) {
getEditingDomain().getCommandStack().execute(cmd);
getEditor().setSelection(component);
}
}
});
b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
b.setText(Messages.ModelTooling_Common_Remove);
b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
b.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (!viewer.getSelection().isEmpty()) {
List<?> elements = ((IStructuredSelection) viewer.getSelection()).toList();
Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(), FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS, elements);
if (cmd.canExecute()) {
getEditingDomain().getCommandStack().execute(cmd);
}
}
}
});
}
folder.setSelection(0);
return folder;
}
public void addClasses(EPackage ePackage, List<FeatureClass> list) {
for (EClassifier c : ePackage.getEClassifiers()) {
if (c instanceof EClass) {
EClass eclass = (EClass) c;
if (eclass != ApplicationPackageImpl.Literals.APPLICATION && !eclass.isAbstract() && !eclass.isInterface() && eclass.getEAllSuperTypes().contains(ApplicationPackageImpl.Literals.APPLICATION_ELEMENT)) {
list.add(new FeatureClass(eclass.getName(), eclass));
}
}
}
for (EPackage eSubPackage : ePackage.getESubpackages()) {
addClasses(eSubPackage, list);
}
}
@Override
public IObservableList getChildList(Object element) {
WritableList list = new WritableList();
list.add(new VirtualEntry<Object>(ModelEditor.VIRTUAL_MODEL_IMPORTS, MODEL_FRAGMENTS__IMPORTS, element, Messages.ModelFragmentsEditor_Imports) {
@Override
protected boolean accepted(Object o) {
return true;
}
});
list.add(new VirtualEntry<Object>(ModelEditor.VIRTUAL_MODEL_FRAGEMENTS, MODEL_FRAGMENTS__FRAGMENTS, element, Messages.ModelFragmentsEditor_ModelFragments) {
@Override
protected boolean accepted(Object o) {
return true;
}
});
return list;
}
@Override
public String getDetailLabel(Object element) {
// TODO Auto-generated method stub
return null;
}
}