--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/minfo/SedLoadPeriodPanel.java	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,230 @@
+package org.dive4elements.river.client.client.ui.minfo;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.user.client.rpc.AsyncCallback;
+import com.smartgwt.client.types.ListGridFieldType;
+import com.smartgwt.client.util.SC;
+import com.smartgwt.client.widgets.Canvas;
+import com.smartgwt.client.widgets.Label;
+import com.smartgwt.client.widgets.form.DynamicForm;
+import com.smartgwt.client.widgets.form.fields.TextItem;
+import com.smartgwt.client.widgets.form.validator.IsIntegerValidator;
+import com.smartgwt.client.widgets.grid.ListGrid;
+import com.smartgwt.client.widgets.grid.ListGridField;
+import com.smartgwt.client.widgets.layout.HLayout;
+import com.smartgwt.client.widgets.layout.VLayout;
+
+import org.dive4elements.river.client.client.Config;
+import org.dive4elements.river.client.client.services.SedimentLoadInfoService;
+import org.dive4elements.river.client.client.services.SedimentLoadInfoServiceAsync;
+import org.dive4elements.river.client.client.ui.AbstractUIProvider;
+import org.dive4elements.river.client.shared.model.ArtifactDescription;
+import org.dive4elements.river.client.shared.model.Data;
+import org.dive4elements.river.client.shared.model.DataItem;
+import org.dive4elements.river.client.shared.model.DataList;
+import org.dive4elements.river.client.shared.model.DefaultData;
+import org.dive4elements.river.client.shared.model.DefaultDataItem;
+import org.dive4elements.river.client.shared.model.SedimentLoadInfoObject;
+import org.dive4elements.river.client.shared.model.SedimentLoadInfoRecord;
+
+
+public class SedLoadPeriodPanel
+extends AbstractUIProvider
+{
+    protected SedimentLoadInfoServiceAsync sedLoadInfoService =
+        GWT.create(SedimentLoadInfoService.class);
+
+    private TextItem start;
+    private TextItem end;
+
+    private ListGrid sedLoadTable;
+
+    public SedLoadPeriodPanel () {
+    }
+
+    @Override
+    public Canvas createOld(DataList dataList) {
+        List<Data> items = dataList.getAll();
+        Data start = getData(items, "start");
+        Data end = getData(items, "end");
+        DataItem[] startItem = start.getItems();
+        DataItem[] endItem = end.getItems();
+
+        String v1 = startItem[0].getStringValue();
+        String v2 = endItem[0].getStringValue();
+
+        int v1i = 0;
+        int v2i = 0;
+        try {
+            v1i = Integer.parseInt(v1);
+            v2i = Integer.parseInt(v2);
+        }
+        catch (NumberFormatException nfe) {
+            GWT.log(nfe.toString());
+        }
+        Label old = new Label(v1i + " - " + v2i);
+        HLayout layout = new HLayout();
+        layout.setWidth("400px");
+
+        Label label = new Label(dataList.getLabel());
+        label.setWidth("200px");
+
+        Canvas back = getBackButton(dataList.getState());
+
+        layout.addMember(label);
+        layout.addMember(old);
+        layout.addMember(back);
+
+        return layout;
+    }
+
+    @Override
+    public Canvas create(DataList data) {
+        VLayout layout = new VLayout();
+
+        Canvas helper = createHelper();
+        this.helperContainer.addMember(helper);
+
+        Canvas submit = getNextButton();
+        Canvas widget = createWidget(data);
+
+        layout.addMember(widget);
+        layout.addMember(submit);
+
+        fetchSedimentLoadData();
+
+        return layout;
+    }
+
+    private Canvas createHelper() {
+        sedLoadTable = new ListGrid();
+        sedLoadTable.setShowHeaderContextMenu(false);
+        sedLoadTable.setWidth100();
+        sedLoadTable.setShowRecordComponents(true);
+        sedLoadTable.setShowRecordComponentsByCell(true);
+        sedLoadTable.setHeight100();
+        sedLoadTable.setEmptyMessage(MSG.empty_table());
+        sedLoadTable.setCanReorderFields(false);
+
+        ListGridField date = new ListGridField("date", MSG.year());
+        date.setType(ListGridFieldType.TEXT);
+        date.setWidth(100);
+
+        ListGridField descr =
+            new ListGridField("description", MSG.description());
+        descr.setType(ListGridFieldType.TEXT);
+        descr.setWidth("*");
+
+        sedLoadTable.setFields(date, descr);
+        return sedLoadTable;
+    }
+
+    public Canvas createWidget(DataList data) {
+        VLayout layout = new VLayout();
+
+        Label title = new Label(data.get(0).getDescription());
+        title.setHeight("25px");
+
+        DynamicForm form = new DynamicForm();
+        form.setNumCols(4);
+        start = new TextItem(MSG.from());
+        start.setValidators(new IsIntegerValidator());
+        end = new TextItem(MSG.to());
+        end.setValidators(new IsIntegerValidator());
+        form.setFields(start, end);
+//        inputPanel.setToTitle(MSG.to());
+//        inputPanel.setFromTitle(MSG.from());
+//        inputPanel.setShowTitle(false);
+
+        layout.addMember(title);
+        layout.addMember(form);
+
+        return layout;
+    }
+
+    @Override
+    protected Data[] getData() {
+        int v1;
+        int v2;
+        try {
+            v1 = Integer.parseInt(start.getValueAsString());
+            v2 = Integer.parseInt(end.getValueAsString());
+        }
+        catch(NumberFormatException nfe) {
+            // warn the user...
+            return new Data[0];
+        }
+        if (validateRange(v1, v2)) {
+            List<Data> data = new ArrayList<Data>();
+
+            DataItem startItem = new DefaultDataItem("start", "start", start.getValueAsString());
+            DataItem endItem   = new DefaultDataItem("end", "end", end.getValueAsString());
+            data.add(new DefaultData(
+                "start",
+                null,
+                null,
+                new DataItem[] { startItem }));
+            data.add(new DefaultData(
+                "end",
+                null,
+                null,
+                new DataItem[] { endItem }));
+
+            return data.toArray(new Data[data.size()]);
+        }
+        return new Data[0];
+    }
+
+    protected boolean validateRange(int v1, int v2) {
+        // TODO: Set useful years for validation. Current range is between start
+        // of gregorian calendar and a year in the future...
+        if ((v1 > 1582 && v1 < 2100)
+            && (v2 > 1582 && v2 < 2100)) {
+            return true;
+        }
+        return false;
+    }
+
+   protected void fetchSedimentLoadData() {
+        Config config    = Config.getInstance();
+        String locale    = config.getLocale ();
+
+        ArtifactDescription adescr = artifact.getArtifactDescription();
+        DataList[] data = adescr.getOldData();
+
+        double[] km = artifact.getArtifactDescription().getKMRange();
+        String river = artifact.getArtifactDescription().getRiver();
+
+        sedLoadInfoService.getSedimentLoadInfo(locale, river, "single", km[0], km[1],
+            new AsyncCallback<SedimentLoadInfoObject[]>() {
+                public void onFailure(Throwable caught) {
+                    GWT.log("Could not recieve sediment load informations.");
+                    SC.warn(caught.getMessage());
+                }
+
+                public void onSuccess(SedimentLoadInfoObject[] sedLoad) {
+                    int num = sedLoad != null ? sedLoad.length :0;
+                    GWT.log("Recieved " + num + " sediment load informations.");
+
+                    if (num == 0) {
+                        return;
+                    }
+
+                    addSedimentLoadInfo(sedLoad);
+                }
+            }
+        );
+    }
+
+
+    protected void addSedimentLoadInfo (SedimentLoadInfoObject[] sedLoad) {
+        for(SedimentLoadInfoObject sl: sedLoad) {
+            SedimentLoadInfoRecord rec = new SedimentLoadInfoRecord(sl);
+            sedLoadTable.addData(rec);
+        }
+    }
+
+}