--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/fixation/FixPeriodPanel.java	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,231 @@
+package org.dive4elements.river.client.client.ui.fixation;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.i18n.client.DateTimeFormat;
+
+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.DateRangeItem;
+import com.smartgwt.client.widgets.layout.HLayout;
+import com.smartgwt.client.widgets.layout.VLayout;
+
+import org.dive4elements.river.client.client.FLYSConstants;
+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.FixingsOverviewInfo.FixEvent;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * This UIProvider creates a panel for location or distance input.
+ *
+ * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
+ */
+public class FixPeriodPanel
+extends      FixationPanel
+{
+    /** The message class that provides i18n strings. */
+    protected FLYSConstants MESSAGES = GWT.create(FLYSConstants.class);
+
+    DateRangeItem inputPanel;
+
+    long start;
+    long end;
+
+    protected String startName;
+    protected String endName;
+
+    public FixPeriodPanel() {
+        this("start", "end");
+    }
+
+    public FixPeriodPanel(String startName, String endName) {
+        this.startName = startName;
+        this.endName   = endName;
+        htmlOverview = "";
+    }
+
+    @Override
+    public Canvas createWidget(DataList data) {
+        instances.put(this.artifact.getUuid(), this);
+
+        VLayout layout = new VLayout();
+
+        Label title = new Label(data.get(0).getDescription());
+        title.setHeight("25px");
+
+        DynamicForm form = new DynamicForm();
+        inputPanel = new DateRangeItem();
+        inputPanel.setToTitle(MESSAGES.to());
+        inputPanel.setFromTitle(MESSAGES.from());
+        inputPanel.setShowTitle(false);
+        form.setFields(inputPanel);
+
+        layout.addMember(title);
+        layout.addMember(form);
+
+        return layout;
+    }
+
+    @Override
+    public Canvas createOld(DataList dataList) {
+        List<Data> items = dataList.getAll();
+
+        Data start = getData(items, startName);
+        Data end   = getData(items, endName);
+        DataItem[] startItem = start.getItems();
+        DataItem[] endItem = end.getItems();
+
+        String v1 = startItem[0].getStringValue();
+        String v2 = endItem[0].getStringValue();
+
+        long v1l = 0;
+        long v2l = 0;
+        try {
+            v1l = Long.parseLong(v1);
+            v2l = Long.parseLong(v2);
+        }
+        catch(NumberFormatException nfe) {
+            GWT.log(nfe.toString());
+        }
+        Date d1 = new Date(v1l);
+        Date d2 = new Date(v2l);
+
+        DateTimeFormat f =
+            DateTimeFormat.getFormat(
+                DateTimeFormat.PredefinedFormat.DATE_MEDIUM);
+        StringBuilder sb = new StringBuilder();
+        sb.append(f.format(d1) + " - ");
+        sb.append(f.format(d2));
+
+        Label old = new Label(sb.toString());
+        old.setWidth(130);
+
+        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;
+    }
+
+
+    /**
+     * This method returns the selected data.
+     *
+     * @return the selected/inserted data.
+     */
+    @Override
+    public Data[] getData() {
+        List<Data> data = new ArrayList<Data>();
+
+        boolean valid = saveDateValues();
+        if(valid) {
+            String start = Long.valueOf(this.start).toString();
+            String end   = Long.valueOf(this.end).toString();
+            DataItem startItem = new DefaultDataItem(startName, startName, start);
+            DataItem endItem   = new DefaultDataItem(endName, endName, end);
+            data.add(new DefaultData(
+                startName,
+                null,
+                null,
+                new DataItem[] { startItem }));
+            data.add(new DefaultData(
+                endName,
+                null,
+                null,
+                new DataItem[] { endItem }));
+        }
+
+        return data.toArray(new Data[data.size()]);
+    }
+
+
+    @Override
+    public void setValues(String cid, boolean checked) {
+        // No user interaction, do nothing.
+    }
+
+
+    @Override
+    public boolean renderCheckboxes() {
+        // No selection, return false.
+        return false;
+    }
+
+    @Override
+    public void success() {
+        List<FixEvent> list = fixInfo.getEvents();
+
+        // The date in FixEvent is always "de" locale, so it seems...
+        DateTimeFormat df = DateTimeFormat.getFormat("yy.MM.yyyy");
+
+        if (!setFromAndToDate(list, df)) {
+            // or perhaps "en"?
+            df = DateTimeFormat.getFormat("MM/dd/yyyy");
+
+            if (!setFromAndToDate(list, df)) {
+                GWT.log("FixPeriodPanel::success(): could not set from and to dates!");
+            }
+        }
+    }
+
+    protected boolean setFromAndToDate(List<FixEvent> list, DateTimeFormat df) {
+        try {
+            setFromDate(list.get(0).getDate(), df);
+            setToDate(list.get(list.size() - 1).getDate(), df);
+            return true;
+        }
+        catch(IllegalArgumentException ex) {
+            GWT.log("FixPeriodPanel::setFromAndToDate(): " + ex.toString());
+            return false;
+        }
+    }
+
+    protected void setFromDate(String date, DateTimeFormat df)
+        throws IllegalArgumentException
+    {
+        Date from = df.parse(date);
+        this.inputPanel.setFromDate(from);
+    }
+
+    protected void setToDate(String date, DateTimeFormat df)
+        throws IllegalArgumentException
+    {
+        Date to = df.parse(date);
+        this.inputPanel.setToDate(to);
+    }
+
+    protected boolean saveDateValues() {
+        Date st = inputPanel.getFromDate();
+        Date en = inputPanel.getToDate();
+        if (st == null || en == null) {
+            SC.warn(MESSAGES.error_wrong_date());
+            return false;
+        }
+
+        long start = st.getTime();
+        long end = en.getTime();
+
+        if (start <= end) {
+            this.start = start;
+            this.end = end;
+            return true;
+        }
+        return false;
+    }
+}