edu.caltech.ipac.firefly.ui.searchui.ImageSelectUI.java Source code

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Here is the source code for edu.caltech.ipac.firefly.ui.searchui.ImageSelectUI.java

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/*
 * License information at https://github.com/Caltech-IPAC/firefly/blob/master/License.txt
 */
package edu.caltech.ipac.firefly.ui.searchui;
/**
 * User: roby
 * Date: 2/14/14
 * Time: 11:35 AM
 */

import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.user.client.ui.*;
import edu.caltech.ipac.firefly.core.BaseCallback;
import edu.caltech.ipac.firefly.data.DataSetInfo;
import edu.caltech.ipac.firefly.data.Param;
import edu.caltech.ipac.firefly.data.Request;
import edu.caltech.ipac.firefly.data.dyn.xstream.FormTag;
import edu.caltech.ipac.firefly.data.dyn.xstream.ParamTag;
import edu.caltech.ipac.firefly.data.fuse.config.DataSourceTag;
import edu.caltech.ipac.firefly.data.fuse.config.ImageSetTag;
import edu.caltech.ipac.firefly.data.fuse.config.MissionTag;
import edu.caltech.ipac.firefly.rpc.UserServices;
import edu.caltech.ipac.firefly.ui.Form;
import edu.caltech.ipac.firefly.ui.GwtUtil;
import edu.caltech.ipac.firefly.ui.RadioGroupInputField;
import edu.caltech.ipac.firefly.ui.input.InputField;
import edu.caltech.ipac.util.StringUtils;
import edu.caltech.ipac.util.dd.EnumFieldDef;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;

/**
 * @author Trey Roby
 */
public class ImageSelectUI implements DataTypeSelectUI {

    private DataSetInfo dsInfo;
    private Form form = null;
    private ImageSetTag currentImageSet;

    public ImageSelectUI(DataSetInfo dsInfo) {
        this.dsInfo = dsInfo;
    }

    public String getDataDesc() {
        return currentImageSet == null ? "Image Data" : currentImageSet.getName();
    }

    public Widget makeUI() {
        final FlowPanel panel = new FlowPanel();

        UserServices.App.getInstance().getMissionConfig(dsInfo.getId().toLowerCase(),
                new BaseCallback<MissionTag>() {
                    @Override
                    public void doSuccess(MissionTag result) {
                        if (result != null) {

                            final List<ImageSetTag> iltag = result.getImagesetList();
                            if (iltag.size() > 0) {
                                panel.clear();

                                EnumFieldDef fd = new EnumFieldDef("imageSets");
                                fd.setOrientation(EnumFieldDef.Orientation.Vertical);
                                final List<EnumFieldDef.Item> items = new ArrayList<EnumFieldDef.Item>(
                                        iltag.size());

                                for (final ImageSetTag aTag : iltag) {
                                    items.add(new EnumFieldDef.Item(aTag.getName(), aTag.getTitle()));
                                }
                                fd.addItems(items);
                                final RadioGroupInputField rgFld = new RadioGroupInputField(fd);
                                GwtUtil.setStyles(rgFld, "padding", "5px", "display", "inline-block",
                                        "verticalAlign", "top", "width", "25%", "height", "200px", "overflow",
                                        "auto");
                                rgFld.addValueChangeHandler(new ValueChangeHandler<String>() {
                                    public void onValueChange(ValueChangeEvent<String> event) {
                                        String newVal = event.getValue();
                                        for (int i = 0; i < items.size(); i++) {
                                            if (items.get(i).getName().equals(newVal)) {
                                                currentImageSet = iltag.get(i);
                                                FormTag ftag = currentImageSet.getForm();
                                                if (form != null)
                                                    panel.remove(1);
                                                form = GwtUtil.createSearchForm(ftag, null, null);
                                                GwtUtil.setStyles(form, "backgroundColor", "white", "border",
                                                        "1px solid black", "display", "inline-block",
                                                        "verticalAlign", "top", "width", "70%", "height", "200px",
                                                        "overflow", "auto");
                                                panel.add(form);
                                                break;
                                            }
                                        }
                                    }
                                });

                                panel.add(rgFld);

                                rgFld.setValue(items.get(0).getName());
                                if (rgFld.isVisible()) {
                                    ValueChangeEvent.fire(rgFld, items.get(0).getName());
                                }

                            }
                        } else {
                            Label label = new Label("Image View is not ready yet for " + dsInfo.getUserDesc());
                            panel.add(label);
                            form = null;
                            currentImageSet = null;
                        }
                    }
                });

        panel.addStyleName("expand-fully");
        return GwtUtil.wrap(panel, 20, 20, 20, 20);
    }

    public List<Param> getFieldValues() {
        Request paramHolder = new Request();

        // todo: handling async fields?
        form.populateRequest(paramHolder);
        ArrayList<Param> params = new ArrayList<Param>();
        for (Param p : paramHolder.getParams()) {
            if (form.containsField(p.getName()) && !StringUtils.isEmpty(p.getValue())) {
                params.add(p);
            }
        }
        DataSourceTag dataSource = currentImageSet.getDataSource();
        for (ParamTag p : dataSource.getParam()) {
            params.add(new Param(p.getKey(), p.getValue()));
        }
        return params;
    }

    public void setFieldValues(List<Param> list) {

        if (form == null)
            return;

        form.reset();
        for (Param p : list) {
            InputField f = form.getField(p.getName());
            if (f != null) {
                f.setValue(p.getValue());
            }
        }
    }

    public boolean validate() {
        return form.validate();
    }

    public String makeRequestID() {
        if (currentImageSet != null) {
            return currentImageSet.getDataSource().getSearchProcId();
        } else {
            return "UnknownImageRequestID";
        }
    }

    public Iterator<Widget> iterator() {
        List<Widget> l = Collections.emptyList();
        return l.iterator();
    }

    public void add(Widget w) {
        throw new UnsupportedOperationException("operation not allowed");
    }

    public void clear() {
        throw new UnsupportedOperationException("operation not allowed");
    }

    public boolean remove(Widget w) {
        throw new UnsupportedOperationException("operation not allowed");
    }

}