libreccm-legacy/ccm-cms/src/com/arsdigita/cms/ui/ImagesPane.java

265 lines
8.8 KiB
Java

/*
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package com.arsdigita.cms.ui;
import com.arsdigita.bebop.Component;
import com.arsdigita.bebop.FormModel;
import com.arsdigita.bebop.Label;
import com.arsdigita.bebop.List;
import com.arsdigita.bebop.MapComponentSelectionModel;
import com.arsdigita.bebop.Page;
import com.arsdigita.bebop.PageState;
import com.arsdigita.bebop.ParameterSingleSelectionModel;
import com.arsdigita.bebop.Resettable;
import com.arsdigita.bebop.SegmentedPanel;
import com.arsdigita.bebop.SegmentedPanel.Segment;
import com.arsdigita.bebop.SimpleContainer;
import com.arsdigita.bebop.event.ChangeEvent;
import com.arsdigita.bebop.event.ChangeListener;
import com.arsdigita.bebop.list.ListModel;
import com.arsdigita.bebop.list.ListModelBuilder;
import com.arsdigita.bebop.parameters.ParameterModel;
import com.arsdigita.bebop.parameters.StringParameter;
import com.arsdigita.cms.util.GlobalizationUtil;
import com.arsdigita.toolbox.ui.ActionGroup;
import com.arsdigita.toolbox.ui.LayoutPanel;
import com.arsdigita.toolbox.ui.Section;
import com.arsdigita.util.Assert;
import com.arsdigita.util.LockableImpl;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.apache.log4j.Logger;
/**
* A {@link LayoutPanel} to insert into {@link ContentSectionPage}.
*
* @author Sören Bernstein <quasi@quasiweb.de>
*/
public class ImagesPane extends LayoutPanel implements Resettable {
public static final Logger S_LOG = Logger.getLogger(ImagesPane.class);
private final StringParameter m_imageComponentKey;
private final MapComponentSelectionModel m_imageComponent;
private final ImageComponentAdminListener m_adminListener;
final private SegmentedPanel m_body;
private HashMap<String, Segment> m_bodySegments = new HashMap();
private final ResettableParameterSingleSelectionModel m_model;
private final List m_links;
private final LinksSection m_modes;
public ImagesPane() {
super();
m_model = new ResettableParameterSingleSelectionModel(new
StringParameter(List.SELECTED));
m_model.setDefaultSelection(ImageComponent.LIBRARY);
m_model.addChangeListener(new ImageAdminSelectionListener());
m_links = new List(new ImageAdminListModelBuilder());
m_links.setSelectionModel(m_model);
final SimpleContainer left = new SimpleContainer();
setLeft(left);
m_modes = new LinksSection();
left.add(m_modes);
m_body = new SegmentedPanel();
setBody(m_body);
m_imageComponentKey = new StringParameter("imageComponent");
final ParameterSingleSelectionModel componentModel = new
ParameterSingleSelectionModel(m_imageComponentKey);
m_imageComponent = new MapComponentSelectionModel(componentModel,
new HashMap());
final Map selectors = m_imageComponent.getComponentsMap();
m_adminListener = new ImageComponentAdminListener(m_imageComponent, this);
// Image library component
final ImageLibraryComponent library = new
ImageLibraryComponent(ImageComponent.ADMIN_IMAGES);
library.getForm().addInitListener(m_adminListener);
library.getForm().addProcessListener(m_adminListener);
selectors.put(ImageComponent.LIBRARY, library);
m_bodySegments.put(ImageComponent.LIBRARY, m_body.addSegment(
new Label(GlobalizationUtil.globalize(
"cms.contentasset.image.ui.image_library")),
library));
// Image upload component
final ImageUploadComponent upload = new
ImageUploadComponent(ImageComponent.ADMIN_IMAGES);
upload.getForm().addInitListener(m_adminListener);
upload.getForm().addSubmissionListener(m_adminListener);
upload.getForm().addProcessListener(m_adminListener);
selectors.put(ImageComponent.UPLOAD, upload);
m_bodySegments.put(ImageComponent.UPLOAD, m_body.addSegment(
new Label(GlobalizationUtil.globalize(
"cms.contentasset.image.ui.image_upload")),
upload));
}
@Override
public final void register(final Page page) {
super.register(page);
Iterator<String> keys = m_bodySegments.keySet().iterator();
while (keys.hasNext()) {
String key = keys.next();
page.setVisibleDefault(m_bodySegments.get(key),
m_model.getDefaultSelection().equals(key));
}
page.addComponentStateParam(this, m_imageComponentKey);
}
/**
* Resets this pane and all its resettable components.
*
* @param state Page state
*/
@Override
public final void reset(final PageState state) {
super.reset(state);
m_model.reset(state);
this.setActiveImageComponent(state, m_model.getDefaultSelection());
}
public final void setActiveImageComponent(PageState state, String activeComp) {
Iterator<String> keys = m_bodySegments.keySet().iterator();
m_imageComponent.setSelectedKey(state, activeComp);
while (keys.hasNext()) {
String key = keys.next();
final boolean visibility = key.equals(activeComp);
state.setVisible(m_bodySegments.get(key), visibility);
for (int index = 0; index < m_bodySegments.get(key).size(); index++) {
Component component = m_bodySegments.get(key).get(index);
// Reset all components if they are of type Resettable
if (component instanceof Resettable) {
((Resettable) component).reset(state);
}
// Set visibility
component.setVisible(state, visibility);
}
}
}
/**
*
*/
private class ResettableParameterSingleSelectionModel
extends ParameterSingleSelectionModel
implements Resettable {
private String defaultKey;
public ResettableParameterSingleSelectionModel(ParameterModel m) {
super(m);
}
public void setDefaultSelection(String selKey) {
this.defaultKey = selKey;
}
public String getDefaultSelection() {
return defaultKey;
}
public void reset(PageState state) {
if (Assert.isEnabled()) {
final FormModel model = state.getPage().getStateModel();
Assert.isTrue(model.containsFormParam(getStateParameter()));
}
state.setValue(getStateParameter(), this.defaultKey);
}
}
/**
*
*/
private class ImageAdminListModel implements ListModel {
private ArrayList<String> m_keys;
private int m_index = -1;
public ImageAdminListModel(ArrayList keys) {
m_keys = keys;
}
public boolean next() {
return (m_index++ < m_keys.size() - 1);
}
public Object getElement() {
return GlobalizationUtil.globalize(
"cms.contentasset.image.ui.image_" + m_keys.get(m_index)).localize();
}
public String getKey() {
return m_keys.get(m_index);
}
}
private class ImageAdminListModelBuilder extends LockableImpl
implements ListModelBuilder {
public ListModel makeModel(final List list, final PageState state) {
ArrayList<String> keys = new ArrayList(2);
keys.add(ImageComponent.LIBRARY);
keys.add(ImageComponent.UPLOAD);
return new ImageAdminListModel(keys);
}
}
private class ImageAdminSelectionListener implements ChangeListener {
public final void stateChanged(final ChangeEvent e) {
S_LOG.debug("Selection state changed; I may change "
+"the body's visible pane");
final PageState state = e.getPageState();
// ImagesPane.this.reset(state);
if (m_model.isSelected(state)) {
S_LOG.debug("The selection model is selected; displaying "
+"the item pane");
ImagesPane.this.setActiveImageComponent(
state,
state.getControlEventValue());
}
}
}
private class LinksSection extends Section {
LinksSection() {
setHeading(GlobalizationUtil.globalize(
"cms.contentasset.image.ui.images"));
final ActionGroup group = new ActionGroup();
setBody(group);
group.setSubject(m_links);
}
}
}