teichmann@5861: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5861:  * Software engineering by Intevation GmbH
teichmann@5861:  *
teichmann@5993:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5861:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5993:  * documentation coming with Dive4Elements River for details.
teichmann@5861:  */
teichmann@5861: 
teichmann@5835: package org.dive4elements.river.client.client.ui;
ingo@2521: 
gernotbelger@9390: import java.io.Serializable;
gernotbelger@9390: import java.util.ArrayList;
gernotbelger@9390: import java.util.HashMap;
gernotbelger@9390: import java.util.List;
gernotbelger@9390: import java.util.Map;
ingo@2521: 
teichmann@5835: import org.dive4elements.river.client.client.FLYSConstants;
teichmann@5835: import org.dive4elements.river.client.shared.model.DataItem;
teichmann@5835: import org.dive4elements.river.client.shared.model.IntegerOptionsData;
rrenkert@7826: import org.dive4elements.river.client.shared.model.MultiAttributeData;
rrenkert@7826: import org.dive4elements.river.client.shared.model.MultiDataItem;
teichmann@5835: import org.dive4elements.river.client.shared.model.StringOptionsData;
ingo@2521: 
gernotbelger@9390: import com.google.gwt.core.client.GWT;
gernotbelger@9390: import com.google.gwt.event.dom.client.ClickEvent;
gernotbelger@9390: import com.google.gwt.event.dom.client.ClickHandler;
gernotbelger@9390: import com.google.gwt.user.client.ui.CheckBox;
gernotbelger@9390: import com.google.gwt.user.client.ui.Grid;
gernotbelger@9390: import com.google.gwt.user.client.ui.Widget;
gernotbelger@9390: import com.smartgwt.client.types.ListGridFieldType;
gernotbelger@9390: import com.smartgwt.client.widgets.Canvas;
gernotbelger@9390: import com.smartgwt.client.widgets.Label;
gernotbelger@9390: import com.smartgwt.client.widgets.grid.ListGrid;
gernotbelger@9390: import com.smartgwt.client.widgets.grid.ListGridField;
gernotbelger@9390: import com.smartgwt.client.widgets.grid.ListGridRecord;
ingo@2521: 
felix@3854: /**
felix@3854:  * Some parameters take the form of on/off options that can also be seen
felix@3854:  * as a matrix.
felix@3854:  *
felix@3854:  * This class helps to survive the underlying objects and create a visual
felix@3854:  * representation of this matrix. Later can happen in two ways to overcome
felix@3854:  * shortcomings of GWT/SmartGWT combination.
felix@3854:  */
ingo@2521: public class ParameterMatrix {
ingo@2521: 
felix@3982:     protected ListGrid listGrid = null;
felix@3982: 
ingo@2521:     public static class Column implements Serializable {
christian@4184: 
christian@4184:         private static final long serialVersionUID = -3493426383086860118L;
christian@4184: 
gernotbelger@9390:         protected String name;
ingo@2521:         protected Map<String, String> values;
ingo@2521: 
ingo@2521:         private Column() {
ingo@2521:             this.values = new HashMap<String, String>();
ingo@2521:         }
ingo@2521: 
gernotbelger@9390:         public Column(final String name) {
ingo@2521:             this();
ingo@2521:             this.name = name;
ingo@2521:         }
ingo@2521: 
gernotbelger@9390:         public void addValue(final String label, final String value) {
gernotbelger@9390:             this.values.put(label, value);
ingo@2521:         }
ingo@2521: 
gernotbelger@9390:         public String getValue(final String label) {
gernotbelger@9390:             return this.values.get(label);
ingo@2521:         }
ingo@2521:     } // end of class Column
ingo@2521: 
gernotbelger@9390:     /** The message class that provides i18n strings. */
raimund@3705:     protected FLYSConstants MESSAGE = GWT.create(FLYSConstants.class);
ingo@2521: 
ingo@2521:     public static final int CELL_HEIGHT = 25;
ingo@2521: 
gernotbelger@9390:     private final Map<String, Column> columns;
gernotbelger@9390:     private final List<String> columnNames;
gernotbelger@9390:     private final List<String> valueNames;
gernotbelger@9390:     private final Map<String, List<String>> attributes;
ingo@2521: 
felix@3993:     /** Maps column names to list of rows' first fields. */
gernotbelger@9390:     private final Map<String, List<String>> selected;
gernotbelger@9390:     private final String itemname;
ingo@2521: 
gernotbelger@9390:     public ParameterMatrix(final String itemnameColTitle) {
ingo@2521:         super();
gernotbelger@9390:         this.itemname = itemnameColTitle;
gernotbelger@9390:         this.columns = new HashMap<String, Column>();
ingo@2521:         this.columnNames = new ArrayList<String>();
gernotbelger@9390:         this.valueNames = new ArrayList<String>();
gernotbelger@9390:         this.selected = new HashMap<String, List<String>>();
gernotbelger@9390:         this.attributes = new HashMap<String, List<String>>();
ingo@2521:     }
ingo@2521: 
gernotbelger@9390:     public void addColumn(final IntegerOptionsData group) {
gernotbelger@9390:         final String groupTitle = group.getLabel();
ingo@2521: 
gernotbelger@9390:         final Column col = new Column(groupTitle);
gernotbelger@9390:         final DataItem[] items = group.getItems();
ingo@2532: 
ingo@2532:         if (items == null) {
ingo@2532:             GWT.log("No items found in StringOptionsData '" + groupTitle + "'");
ingo@2532:             return;
ingo@2532:         }
ingo@2532: 
gernotbelger@9390:         for (final DataItem item : items) {
gernotbelger@9390:             final String title = item.getLabel();
ingo@2532: 
gernotbelger@9390:             if (this.valueNames.indexOf(title) < 0) {
gernotbelger@9390:                 this.valueNames.add(title);
ingo@2532:             }
ingo@2532: 
ingo@2532:             col.addValue(item.getLabel(), item.getStringValue());
ingo@2532:         }
ingo@2532: 
gernotbelger@9390:         this.columnNames.add(groupTitle);
gernotbelger@9390:         this.columns.put(groupTitle, col);
felix@7579:     }
felix@7579: 
gernotbelger@9390:     public List<String> getColumnNames() {
gernotbelger@9390:         return this.columnNames;
gernotbelger@9390:     }
felix@7579: 
gernotbelger@9390:     public void addColumn(final StringOptionsData options) {
gernotbelger@9390:         final String groupTitle = options.getLabel();
ingo@2532: 
gernotbelger@9390:         final Column col = new Column(groupTitle);
gernotbelger@9390:         final DataItem[] items = options.getItems();
ingo@2532: 
ingo@2532:         if (items == null) {
gernotbelger@9390:             GWT.log("No items found in StringOptionsData '" + groupTitle + "'");
ingo@2532:             return;
ingo@2532:         }
ingo@2532: 
gernotbelger@9390:         for (final DataItem item : items) {
gernotbelger@9390:             final String title = item.getLabel();
ingo@2521: 
gernotbelger@9390:             if (this.valueNames.indexOf(title) < 0) {
gernotbelger@9390:                 this.valueNames.add(title);
ingo@2521:             }
ingo@2521: 
ingo@2521:             col.addValue(item.getLabel(), item.getStringValue());
ingo@2521:         }
ingo@2521: 
gernotbelger@9390:         this.columnNames.add(groupTitle);
gernotbelger@9390:         this.columns.put(groupTitle, col);
ingo@2521:     }
ingo@2521: 
gernotbelger@9390:     public void addColumn(final MultiAttributeData options) {
rrenkert@7826:         GWT.log("Add Columns for MultiAttribute data");
gernotbelger@9390:         final String groupTitle = options.getLabel();
rrenkert@7826: 
gernotbelger@9390:         final Column col = new Column(groupTitle);
gernotbelger@9390:         final DataItem[] items = options.getItems();
rrenkert@7826: 
rrenkert@7826:         if (items == null) {
gernotbelger@9390:             GWT.log("No items found in StringOptionsData '" + groupTitle + "'");
rrenkert@7826:             return;
rrenkert@7826:         }
rrenkert@7826: 
gernotbelger@9390:         final MultiDataItem mItem = (MultiDataItem) items[0];
gernotbelger@9390:         for (final Map.Entry<String, String> entry : mItem.getValue().entrySet()) {
gernotbelger@9390:             if (entry.getKey().equals("art:value") || entry.getKey().equals("art:label")) {
rrenkert@7826:                 continue;
rrenkert@7826:             }
gernotbelger@9390:             this.attributes.put(entry.getKey(), new ArrayList<String>());
rrenkert@7826:         }
gernotbelger@9390:         for (final DataItem item : items) {
rrenkert@7826:             GWT.log("multidataitem: " + item.getLabel());
gernotbelger@9390:             final String title = item.getLabel();
rrenkert@7826: 
gernotbelger@9390:             if (this.valueNames.indexOf(title) < 0) {
gernotbelger@9390:                 this.valueNames.add(title);
rrenkert@7826:             }
gernotbelger@9390:             final MultiDataItem mi = (MultiDataItem) item;
gernotbelger@9390:             final Map<String, String> vs = mi.getValue();
gernotbelger@9390:             for (final Map.Entry<String, String> e : vs.entrySet()) {
gernotbelger@9390:                 if (e.getKey().equals("art:value") || e.getKey().equals("art:label")) {
rrenkert@7826:                     continue;
rrenkert@7826:                 }
gernotbelger@9390:                 final List<String> data = this.attributes.get(e.getKey());
rrenkert@7826:                 data.add(e.getValue());
rrenkert@7826:             }
rrenkert@7826:             col.addValue(item.getLabel(), mi.getValue().get("art:value"));
rrenkert@7826:         }
rrenkert@7826: 
gernotbelger@9390:         this.columnNames.add(groupTitle);
gernotbelger@9390:         this.columns.put(groupTitle, col);
rrenkert@7826:     }
ingo@2521: 
felix@3982:     public Widget createParameterGrid() {
gernotbelger@9390:         this.listGrid = new ListGrid();
gernotbelger@9390:         this.listGrid.setShowAllRecords(true);
gernotbelger@9390:         this.listGrid.setWrapCells(true);
gernotbelger@9390:         this.listGrid.setShowHeaderContextMenu(false);
gernotbelger@9390:         this.listGrid.setCanReorderFields(false);
gernotbelger@9390:         // listGrid.setCanSort(false);
gernotbelger@9390:         // listGrid.setAutoFitData(Autofit.VERTICAL);
gernotbelger@9390:         this.listGrid.setFixedRecordHeights(false);
felix@3982:         // TODO: Then also need "autofit" (when wrapping)
felix@3854: 
gernotbelger@9390:         final ListGridField itemNameField = new ListGridField("itemname", this.itemname);
gernotbelger@9390:         final ArrayList<ListGridField> fields = new ArrayList<ListGridField>();
felix@3982:         fields.add(itemNameField);
felix@3982: 
gernotbelger@9390:         for (final Map.Entry<String, List<String>> entry : this.attributes.entrySet()) {
gernotbelger@9390:             final ListGridField attrField = new ListGridField(entry.getKey(), this.MESSAGE.getString(entry.getKey()));
rrenkert@7826:             fields.add(attrField);
rrenkert@7826:         }
rrenkert@7826: 
gernotbelger@9390:         for (int i = 0, n = this.columnNames.size(); i < n; i++) {
gernotbelger@9390:             final ListGridField field = new ListGridField(this.columnNames.get(i), this.MESSAGE.getString(this.columnNames.get(i)));
felix@3982:             field.setType(ListGridFieldType.BOOLEAN);
felix@3982:             field.setCanEdit(true);
felix@3982:             fields.add(field);
gernotbelger@9390:             this.selected.put(this.columnNames.get(i), new ArrayList<String>());
felix@3982:         }
felix@3854: 
gernotbelger@9390:         final ListGridField[] fieldsArray = fields.toArray(new ListGridField[fields.size()]);
gernotbelger@9390:         this.listGrid.setFields(fieldsArray);
felix@3854: 
gernotbelger@9390:         final int nVals = this.valueNames.size();
sascha@3858: 
gernotbelger@9390:         final ArrayList<ListGridRecord> records = new ArrayList<ListGridRecord>();
felix@3854:         for (int j = 0; j < nVals; j++) {
gernotbelger@9390:             final String valueName = this.valueNames.get(j);
gernotbelger@9390:             final ListGridRecord record = new ListGridRecord();
felix@3982:             record.setAttribute("itemname", valueName);
gernotbelger@9390:             for (int i = 0, n = this.columnNames.size(); i < n; i++) {
gernotbelger@9390:                 final String columnName = this.columnNames.get(i);
gernotbelger@9390:                 final Column col = this.columns.get(columnName);
gernotbelger@9390:                 final String value = col.getValue(valueName);
felix@3982:                 record.setAttribute(columnName, false);
gernotbelger@9390:                 record.setAttribute(columnName + "-value", value);
felix@3854:             }
gernotbelger@9390:             for (final Map.Entry<String, List<String>> entry : this.attributes.entrySet()) {
rrenkert@7826:                 record.setAttribute(entry.getKey(), entry.getValue().get(j));
rrenkert@7826:             }
felix@3982:             records.add(record);
felix@3854:         }
felix@3854: 
gernotbelger@9390:         this.listGrid.setData(records.toArray(new ListGridRecord[records.size()]));
felix@3982: 
gernotbelger@9390:         return this.listGrid;
felix@3982: 
felix@3854:     }
felix@3854: 
felix@3854:     /**
felix@3854:      * Returns a widget with matrix of checkboxes and labels.
gernotbelger@9390:      *
gernotbelger@9390:      * @param asListGrid
gernotbelger@9390:      *            if true, use a ListGrid (for inclusion in SmartGWT
gernotbelger@9390:      *            containers, avoiding scrollbar-issues.
felix@3854:      */
gernotbelger@9390:     public Widget create(final boolean asListGrid) {
felix@3982:         if (asListGrid) {
felix@3982:             return createParameterGrid();
felix@3854:         }
gernotbelger@9390:         final Grid grid = new Grid(this.valueNames.size() + 1, this.columnNames.size() + 1);
ingo@2521: 
gernotbelger@9390:         for (int i = 0, n = this.columnNames.size(); i < n; i++) {
gernotbelger@9390:             final String columnName = this.columnNames.get(i);
gernotbelger@9390:             final Column col = this.columns.get(columnName);
ingo@2521: 
gernotbelger@9390:             this.selected.put(columnName, new ArrayList<String>());
ingo@2521: 
gernotbelger@9390:             grid.setWidget(0, i + 1, createLabel(this.MESSAGE.getString(columnName)));
gernotbelger@9390: 
gernotbelger@9390:             for (int j = 0, o = this.valueNames.size(); j < o; j++) {
gernotbelger@9390:                 final String valueName = this.valueNames.get(j);
gernotbelger@9390:                 final String value = col.getValue(valueName);
ingo@2521: 
ingo@2521:                 if (i == 0) {
gernotbelger@9390:                     grid.setWidget(j + 1, 0, createLabel(valueName));
ingo@2521:                 }
ingo@2521: 
ingo@2521:                 if (value != null && value.length() > 0) {
gernotbelger@9390:                     grid.setWidget(j + 1, i + 1, createCheckBox(columnName, value));
ingo@2521:                 }
ingo@2521:             }
ingo@2521:         }
ingo@2521: 
ingo@2521:         return grid;
ingo@2521:     }
ingo@2521: 
felix@3854:     /** Creates label with given text. */
gernotbelger@9390:     protected Label createLabel(final String text) {
gernotbelger@9390:         final Label label = new Label(text);
ingo@2521:         label.setHeight(CELL_HEIGHT);
ingo@2521: 
ingo@2521:         return label;
ingo@2521:     }
ingo@2521: 
felix@3854:     /** Create Checkbox for column/value. */
felix@3854:     protected Canvas createCheckBox(final String colName, final String value) {
gernotbelger@9390:         final CheckBox box = new CheckBox();
christian@4184:         box.addClickHandler(new ClickHandler() {
christian@4184: 
ingo@2521:             @Override
gernotbelger@9390:             public void onClick(final ClickEvent event) {
gernotbelger@9390:                 final Map<String, List<String>> selection = getSelection();
ingo@2521: 
gernotbelger@9390:                 final List<String> values = selection.get(colName);
ingo@2521:                 if (values.indexOf(value) >= 0) {
ingo@2521:                     values.remove(value);
gernotbelger@9390:                 } else {
ingo@2521:                     values.add(value);
ingo@2521:                 }
ingo@2521:             }
ingo@2521:         });
ingo@2521: 
gernotbelger@9390:         final Canvas c = new Canvas();
felix@3854:         c.addChild(box);
felix@3854:         return c;
ingo@2521:     }
ingo@2521: 
ingo@2521:     public Map<String, List<String>> getSelection() {
gernotbelger@9390:         if (this.listGrid == null) {
gernotbelger@9390:             return this.selected;
felix@3982:         }
christian@4184: 
gernotbelger@9390:         final ListGridRecord[] records = this.listGrid.getRecords();
gernotbelger@9390:         final Map<String, List<String>> result = new HashMap<String, List<String>>();
gernotbelger@9390:         for (final ListGridRecord record : records) {
gernotbelger@9390:             for (int i = 0, n = this.columnNames.size(); i < n; i++) {
gernotbelger@9390:                 final String columnName = this.columnNames.get(i);
felix@3982:                 if (Boolean.valueOf(record.getAttribute(columnName)) == true) {
rrenkert@4627:                     if (result.containsKey(columnName)) {
gernotbelger@9390:                         result.get(columnName).add(record.getAttribute(columnName + "-value"));
gernotbelger@9390:                     } else {
gernotbelger@9390:                         final List<String> items = new ArrayList<String>();
rrenkert@4627:                         items.add(record.getAttribute(columnName + "-value"));
rrenkert@4627:                         result.put(columnName, items);
rrenkert@4627:                     }
felix@3982:                 }
felix@3982:             }
felix@3982:         }
rrenkert@4627:         return result;
ingo@2521:     }
ingo@2521: }
ingo@2521: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :