/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.uberfire.client.workbench.panels.impl;
import java.util.Collection;
import javax.enterprise.context.Dependent;
import javax.inject.Inject;
import javax.inject.Named;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.LayoutPanel;
import com.google.gwt.user.client.ui.Widget;
import org.uberfire.client.workbench.LayoutSelection;
import org.uberfire.client.workbench.panels.WorkbenchPanelView;
import org.uberfire.client.workbench.panels.support.PartManager;
import org.uberfire.client.workbench.part.WorkbenchPartPresenter;
import org.uberfire.workbench.model.PanelDefinition;
import org.uberfire.workbench.model.PartDefinition;
import org.uberfire.workbench.model.Position;
/**
* A simple {@link LayoutPanel} presenter. Can be used for both perspectives and panels. Does not support drag-and-drop.
*/
@Dependent
@Named("LayoutPanelView")
public class LayoutPanelView implements WorkbenchPanelView<LayoutPanelPresenter> {
private final LayoutPanel layout;
private LayoutPanelPresenter presenter;
@Inject
private PartManager partManager;
@Inject
private LayoutSelection layoutSelection;
@Inject
public LayoutPanelView() {
layout = new LayoutPanel();
layout.setStyleName("fill-layout");
}
@Override
public void addPanel(PanelDefinition panel,
WorkbenchPanelView view,
Position position) {
// invoked when this presenter manages a perspective itself (is root)
layout.add(view);
}
@Override
public boolean removePanel(WorkbenchPanelView<?> child) {
return layout.remove(child);
}
@Override
public Widget asWidget() {
return layout;
}
@Override
public void init(final LayoutPanelPresenter presenter) {
this.presenter = presenter;
}
@Override
public LayoutPanelPresenter getPresenter() {
return this.presenter;
}
@Override
public void addPart(final WorkbenchPartPresenter.View view) {
// invoked when this presenter panels within perspectives (not root)
PartDefinition part = view.getPresenter().getDefinition();
if (!partManager.hasPart(part)) {
partManager.registerPart(part,
view.getWrappedWidget().asWidget());
}
}
@Override
public boolean removePart(final PartDefinition part) {
partManager.removePart(part);
layout.clear(); // only supports a single part
return true;
}
@Override
public boolean selectPart(final PartDefinition part) {
layout.clear(); // TODO (hbraun): Is this necessary?
layout.add(partManager.selectPart(part));
return true;
}
@Override
public Collection<PartDefinition> getParts() {
return partManager.getParts();
}
@Override
public Widget getPartDropRegion() {
return null;
}
@Override
public void setFocus(boolean hasFocus) {
}
@Override
public void onResize() {
// noop
}
@Override
public void changeTitle(final PartDefinition part,
final String title,
final IsWidget titleDecoration) {
// noop
}
@Override
public void setElementId(String elementId) {
if (elementId == null) {
asWidget().getElement().removeAttribute("id");
} else {
asWidget().getElement().setAttribute("id",
elementId);
}
}
@Override
public void maximize() {
layoutSelection.get().maximize(asWidget());
}
@Override
public void unmaximize() {
layoutSelection.get().unmaximize(asWidget());
}
}