| /******************************************************************************* |
| * Copyright (c) 2001, 2006 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.xsd.ui.internal.adt.design.editparts; |
| |
| import org.eclipse.draw2d.ColorConstants; |
| import org.eclipse.draw2d.IFigure; |
| import org.eclipse.draw2d.Label; |
| import org.eclipse.draw2d.geometry.Point; |
| import org.eclipse.gef.DragTracker; |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gef.EditPolicy; |
| import org.eclipse.gef.GraphicalEditPart; |
| import org.eclipse.gef.LayerConstants; |
| import org.eclipse.gef.Request; |
| import org.eclipse.gef.RequestConstants; |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.gef.editparts.AbstractGraphicalEditPart; |
| import org.eclipse.gef.requests.DirectEditRequest; |
| import org.eclipse.gef.requests.LocationRequest; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.directedit.ComboBoxCellEditorManager; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.directedit.ElementReferenceDirectEditManager; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.directedit.LabelCellEditorLocator; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.directedit.LabelEditManager; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.directedit.TypeReferenceDirectEditManager; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.editparts.model.FocusTypeColumn; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.editpolicies.ADTDirectEditPolicy; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.editpolicies.ADTSelectionFeedbackEditPolicy; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.editpolicies.IADTUpdateCommand; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.figures.IFieldFigure; |
| import org.eclipse.wst.xsd.ui.internal.adt.editor.Messages; |
| import org.eclipse.wst.xsd.ui.internal.adt.facade.IADTObject; |
| import org.eclipse.wst.xsd.ui.internal.adt.facade.IField; |
| import org.eclipse.wst.xsd.ui.internal.adt.facade.IType; |
| import org.eclipse.wst.xsd.ui.internal.design.editpolicies.GraphNodeDragTracker; |
| |
| public class BaseFieldEditPart extends BaseTypeConnectingEditPart implements INamedEditPart |
| { |
| protected TypeReferenceConnection connectionFigure; |
| protected ADTDirectEditPolicy adtDirectEditPolicy = new ADTDirectEditPolicy(); |
| protected TypeUpdateCommand typeUpdateCommand = new TypeUpdateCommand(); |
| protected ElementReferenceUpdateCommand elementUpdateCommand = new ElementReferenceUpdateCommand(); |
| protected TypeReferenceConnection connectionFeedbackFigure; |
| |
| protected IFigure createFigure() |
| { |
| IFieldFigure figure = getFigureFactory().createFieldFigure(getModel()); |
| figure.setForegroundColor(ColorConstants.black); |
| return figure; |
| } |
| |
| public IFieldFigure getFieldFigure() |
| { |
| return (IFieldFigure)figure; |
| } |
| |
| public void activate() |
| { |
| super.activate(); |
| activateConnection(); |
| } |
| |
| public void deactivate() |
| { |
| deactivateConnection(); |
| super.deactivate(); |
| } |
| |
| protected boolean shouldDrawConnection() |
| { |
| boolean result = false; |
| |
| // For now we only want to produce outbound lines from a Field to a Type |
| // when the field in contained in the 'focus' edit part |
| for (EditPart parent = getParent(); parent != null; parent = parent.getParent()) |
| { |
| if (parent.getModel() instanceof FocusTypeColumn) |
| { |
| result = true; |
| break; |
| } |
| } |
| return result; |
| } |
| |
| public TypeReferenceConnection createConnectionFigure() |
| { |
| connectionFigure = null; |
| IField field = (IField)getModel(); |
| IType type = field.getType(); |
| if (type != null) // && type.isComplexType()) |
| { |
| AbstractGraphicalEditPart referenceTypePart = (AbstractGraphicalEditPart)getViewer().getEditPartRegistry().get(type); |
| if (referenceTypePart != null) |
| { |
| connectionFigure = new TypeReferenceConnection(); |
| |
| if (getFigure().getParent() == referenceTypePart.getFigure()) |
| { |
| connectionFigure.setSourceAnchor(new CenteredConnectionAnchor(getFigure(), CenteredConnectionAnchor.LEFT, 1)); |
| } |
| else |
| { |
| connectionFigure.setSourceAnchor(new CenteredConnectionAnchor(getFigure(), CenteredConnectionAnchor.RIGHT, 5)); |
| } |
| int targetAnchorYOffset = 8; |
| |
| connectionFigure.setTargetAnchor(new CenteredConnectionAnchor(referenceTypePart.getFigure(), CenteredConnectionAnchor.HEADER_LEFT, 0, targetAnchorYOffset)); |
| connectionFigure.setHighlight(false); |
| } |
| } |
| return connectionFigure; |
| } |
| |
| protected void createEditPolicies() |
| { |
| installEditPolicy(EditPolicy.DIRECT_EDIT_ROLE, adtDirectEditPolicy); |
| installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE, new ADTSelectionFeedbackEditPolicy()); |
| } |
| |
| public void refresh() |
| { |
| super.refresh(); |
| |
| // todo... perhaps this is aggressive? |
| // really we only need to update the connection when the IType changes |
| |
| deactivateConnection(); |
| activateConnection(); |
| } |
| |
| protected void refreshVisuals() |
| { |
| super.refreshVisuals(); |
| IFieldFigure figure = getFieldFigure(); |
| IField field = (IField) getModel(); |
| |
| figure.getNameLabel().setText(field.getName()); |
| figure.getTypeLabel().setText(field.getTypeName()); |
| figure.refreshVisuals(getModel()); |
| |
| figure.recomputeLayout(); |
| |
| ((GraphicalEditPart)getRoot()).getFigure().invalidateTree(); |
| } |
| |
| public DragTracker getDragTracker(Request request) |
| { |
| return new GraphNodeDragTracker(this); |
| } |
| |
| /* |
| public IAction[] getActions(Object object) |
| { |
| // when a FieldEditPart is selected it provides it's own actions |
| // as well as those of it's parent 'type' edit part |
| List list = new ArrayList(); |
| EditPart compartment = getParent(); |
| if (compartment != null) |
| { |
| EditPart type = compartment.getParent(); |
| if (type != null && type instanceof IActionProvider) |
| { |
| IActionProvider provider = (IActionProvider)type; |
| addActionsToList(list, provider.getActions(object)); |
| } |
| } |
| addActionsToList(list, super.getActions(object)); |
| IAction[] result = new IAction[list.size()]; |
| list.toArray(result); |
| return result; |
| }*/ |
| |
| public Label getNameLabelFigure() |
| { |
| return getFieldFigure().getNameLabel(); |
| } |
| |
| public void performDirectEdit(Point cursorLocation) |
| { |
| |
| } |
| |
| public void performRequest(Request request) |
| { |
| if (((IADTObject)getModel()).isReadOnly()) |
| { |
| return; |
| } |
| if (request.getType() == RequestConstants.REQ_DIRECT_EDIT|| |
| request.getType() == RequestConstants.REQ_OPEN) |
| { |
| IFieldFigure fieldFigure = getFieldFigure(); |
| Object model = getModel(); |
| if (request instanceof LocationRequest) |
| { |
| LocationRequest locationRequest = (LocationRequest)request; |
| Point p = locationRequest.getLocation(); |
| |
| if (hitTest(fieldFigure.getTypeLabel(), p)) |
| { |
| TypeReferenceDirectEditManager manager = new TypeReferenceDirectEditManager((IField)model, this, fieldFigure.getTypeLabel()); |
| typeUpdateCommand.setDelegate(manager); |
| adtDirectEditPolicy.setUpdateCommand(typeUpdateCommand); |
| manager.show(); |
| } |
| else if (hitTest(fieldFigure.getNameLabel(), p)) |
| { |
| if ( model instanceof IField) |
| { |
| IField field = (IField) model; |
| if (field.isReference()) |
| { |
| ElementReferenceDirectEditManager manager = new ElementReferenceDirectEditManager((IField) model, this, fieldFigure.getNameLabel()); |
| elementUpdateCommand.setDelegate(manager); |
| adtDirectEditPolicy.setUpdateCommand(elementUpdateCommand); |
| manager.show(); |
| } |
| else |
| { |
| LabelEditManager manager = new LabelEditManager(this, new LabelCellEditorLocator(this, p)); |
| NameUpdateCommandWrapper wrapper = new NameUpdateCommandWrapper(); |
| adtDirectEditPolicy.setUpdateCommand(wrapper); |
| manager.show(); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| |
| class NameUpdateCommandWrapper extends Command implements IADTUpdateCommand |
| { |
| Command command; |
| protected DirectEditRequest request; |
| |
| public NameUpdateCommandWrapper() |
| { |
| super(Messages._UI_ACTION_UPDATE_NAME); |
| } |
| |
| public void setRequest(DirectEditRequest request) |
| { |
| this.request = request; |
| } |
| |
| public void execute() |
| { |
| IField field = (IField)getModel(); |
| Object newValue = request.getCellEditor().getValue(); |
| if (newValue instanceof String) |
| { |
| command = field.getUpdateNameCommand((String)newValue); |
| } |
| if (command != null) |
| command.execute(); |
| } |
| } |
| |
| class TypeUpdateCommand extends Command implements IADTUpdateCommand |
| { |
| protected ComboBoxCellEditorManager delegate; |
| protected DirectEditRequest request; |
| |
| public TypeUpdateCommand() |
| { |
| super(Messages._UI_ACTION_UPDATE_TYPE); |
| } |
| |
| public void setDelegate(ComboBoxCellEditorManager delegate) |
| { |
| this.delegate = delegate; |
| } |
| |
| public void setRequest(DirectEditRequest request) |
| { |
| this.request = request; |
| } |
| |
| public void execute() |
| { |
| if (delegate != null) |
| { |
| delegate.performEdit(request.getCellEditor()); |
| } |
| } |
| |
| public boolean canExecute() |
| { |
| return true; |
| } |
| } |
| |
| class ElementReferenceUpdateCommand extends Command implements IADTUpdateCommand |
| { |
| protected ComboBoxCellEditorManager delegate; |
| protected DirectEditRequest request; |
| |
| public ElementReferenceUpdateCommand() |
| { |
| super(Messages._UI_ACTION_UPDATE_ELEMENT_REFERENCE); |
| } |
| |
| public void setDelegate(ComboBoxCellEditorManager delegate) |
| { |
| this.delegate = delegate; |
| } |
| |
| public void setRequest(DirectEditRequest request) |
| { |
| this.request = request; |
| } |
| |
| public void execute() |
| { |
| if (delegate != null) |
| { |
| delegate.performEdit(request.getCellEditor()); |
| } |
| } |
| |
| public boolean canExecute() |
| { |
| return true; |
| } |
| } |
| |
| |
| public void addFeedback() |
| { |
| // Put back connection figure so it won't get overlayed by other non highlighted connections |
| if (connectionFigure != null) |
| { |
| connectionFeedbackFigure = new TypeReferenceConnection(); |
| connectionFeedbackFigure.setSourceAnchor(connectionFigure.getSourceAnchor()); |
| connectionFeedbackFigure.setTargetAnchor(connectionFigure.getTargetAnchor()); |
| connectionFeedbackFigure.setHighlight(true); |
| getLayer(LayerConstants.FEEDBACK_LAYER).add(connectionFeedbackFigure); |
| } |
| super.addFeedback(); |
| getFieldFigure().addSelectionFeedback(); |
| } |
| |
| public void removeFeedback() |
| { |
| if (connectionFeedbackFigure != null) |
| { |
| connectionFeedbackFigure.setHighlight(false); |
| getLayer(LayerConstants.FEEDBACK_LAYER).remove(connectionFeedbackFigure); |
| } |
| connectionFeedbackFigure = null; |
| super.removeFeedback(); |
| getFieldFigure().removeSelectionFeedback(); |
| } |
| } |
| |
