Mercurial > dive4elements > river
view gwt-client/src/main/java/org/dive4elements/river/client/client/ui/ParameterMatrix.java @ 8856:5e38e2924c07 3.2.x
Fix code style.
author | Tom Gottfried <tom@intevation.de> |
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date | Thu, 18 Jan 2018 20:12:01 +0100 |
parents | 982382d9ea8b |
children | f575ff573cbb |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.client.client.ui; import com.google.gwt.core.client.GWT; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.user.client.ui.CheckBox; import com.google.gwt.user.client.ui.Grid; import com.google.gwt.user.client.ui.Widget; import com.smartgwt.client.types.ListGridFieldType; import com.smartgwt.client.widgets.Canvas; import com.smartgwt.client.widgets.Label; import com.smartgwt.client.widgets.grid.ListGrid; import com.smartgwt.client.widgets.grid.ListGridField; import com.smartgwt.client.widgets.grid.ListGridRecord; import org.dive4elements.river.client.client.FLYSConstants; import org.dive4elements.river.client.shared.model.DataItem; import org.dive4elements.river.client.shared.model.IntegerOptionsData; import org.dive4elements.river.client.shared.model.MultiAttributeData; import org.dive4elements.river.client.shared.model.MultiDataItem; import org.dive4elements.river.client.shared.model.StringOptionsData; import java.io.Serializable; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; /** * Some parameters take the form of on/off options that can also be seen * as a matrix. * * This class helps to survive the underlying objects and create a visual * representation of this matrix. Later can happen in two ways to overcome * shortcomings of GWT/SmartGWT combination. */ public class ParameterMatrix { protected ListGrid listGrid = null; public static class Column implements Serializable { private static final long serialVersionUID = -3493426383086860118L; protected String name; protected Map<String, String> values; private Column() { this.values = new HashMap<String, String>(); } public Column(String name) { this(); this.name = name; } public void addValue(String label, String value) { values.put(label, value); } public String getValue(String label) { return values.get(label); } } // end of class Column /** The message class that provides i18n strings.*/ protected FLYSConstants MESSAGE = GWT.create(FLYSConstants.class); public static final int CELL_HEIGHT = 25; private Map<String, Column> columns; private List<String> columnNames; private List<String> valueNames; private Map<String, List<String>> attributes; /** Maps column names to list of rows' first fields. */ private Map<String, List<String>> selected; public ParameterMatrix() { super(); this.columns = new HashMap<String, Column>(); this.columnNames = new ArrayList<String>(); this.valueNames = new ArrayList<String>(); this.selected = new HashMap<String, List<String>>(); this.attributes = new HashMap<String, List<String>>(); } public void addColumn(IntegerOptionsData group) { String groupTitle = group.getLabel(); Column col = new Column(groupTitle); DataItem[] items = group.getItems(); if (items == null) { GWT.log("No items found in StringOptionsData '" + groupTitle + "'"); return; } for (DataItem item: items) { String title = item.getLabel(); if (valueNames.indexOf(title) < 0) { valueNames.add(title); } col.addValue(item.getLabel(), item.getStringValue()); } columnNames.add(groupTitle); columns.put(groupTitle, col); } public List<String> getColumnNames() { return columnNames; } public void addColumn(StringOptionsData options) { String groupTitle = options.getLabel(); Column col = new Column(groupTitle); DataItem[] items = options.getItems(); if (items == null) { GWT.log("No items found in StringOptionsData '" + groupTitle + "'"); return; } for (DataItem item: items) { String title = item.getLabel(); if (valueNames.indexOf(title) < 0) { valueNames.add(title); } col.addValue(item.getLabel(), item.getStringValue()); } columnNames.add(groupTitle); columns.put(groupTitle, col); } public void addColumn(MultiAttributeData options) { GWT.log("Add Columns for MultiAttribute data"); String groupTitle = options.getLabel(); Column col = new Column(groupTitle); DataItem[] items = options.getItems(); if (items == null) { GWT.log("No items found in StringOptionsData '" + groupTitle + "'"); return; } MultiDataItem mItem = (MultiDataItem)items[0]; for (Map.Entry<String, String> entry: mItem.getValue().entrySet()) { if (entry.getKey().equals("art:value") || entry.getKey().equals("art:label")) { continue; } attributes.put(entry.getKey(), new ArrayList<String>()); } for (DataItem item: items) { GWT.log("multidataitem: " + item.getLabel()); String title = item.getLabel(); if (valueNames.indexOf(title) < 0) { valueNames.add(title); } MultiDataItem mi = (MultiDataItem)item; Map<String, String> vs = mi.getValue(); for (Map.Entry<String, String>e: vs.entrySet()) { if (e.getKey().equals("art:value") || e.getKey().equals("art:label")) { continue; } List<String> data = attributes.get(e.getKey()); data.add(e.getValue()); } col.addValue(item.getLabel(), mi.getValue().get("art:value")); } columnNames.add(groupTitle); columns.put(groupTitle, col); } public Widget createParameterGrid() { listGrid = new ListGrid(); listGrid.setShowAllRecords(true); listGrid.setWrapCells(true); listGrid.setShowHeaderContextMenu(false); listGrid.setCanReorderFields(false); // listGrid.setCanSort(false); //listGrid.setAutoFitData(Autofit.VERTICAL); listGrid.setFixedRecordHeights(false); // TODO: Then also need "autofit" (when wrapping) ListGridField itemNameField = new ListGridField("itemname", " "); ArrayList<ListGridField> fields = new ArrayList<ListGridField>(); fields.add(itemNameField); for (Map.Entry<String, List<String>> entry: attributes.entrySet()) { ListGridField attrField = new ListGridField( entry.getKey(), MESSAGE.getString(entry.getKey())); fields.add(attrField); } for (int i = 0, n = columnNames.size(); i < n; i++) { ListGridField field = new ListGridField( columnNames.get(i), MESSAGE.getString(columnNames.get(i))); field.setType(ListGridFieldType.BOOLEAN); field.setCanEdit(true); fields.add(field); selected.put(columnNames.get(i), new ArrayList<String>()); } ListGridField[] fieldsArray = fields.toArray( new ListGridField[fields.size()]); listGrid.setFields(fieldsArray); int nVals = valueNames.size(); ArrayList<ListGridRecord> records = new ArrayList<ListGridRecord>(); for (int j = 0; j < nVals; j++) { String valueName = valueNames.get(j); ListGridRecord record = new ListGridRecord(); record.setAttribute("itemname", valueName); for (int i = 0, n = columnNames.size(); i < n; i++) { String columnName = columnNames.get(i); Column col = columns.get(columnName); String value = col.getValue(valueName); record.setAttribute(columnName, false); record.setAttribute(columnName+"-value", value); } for (Map.Entry<String, List<String>> entry: attributes.entrySet()) { record.setAttribute(entry.getKey(), entry.getValue().get(j)); } records.add(record); } listGrid.setData(records.toArray(new ListGridRecord[records.size()])); return listGrid; } /** * Returns a widget with matrix of checkboxes and labels. * @param asListGrid if true, use a ListGrid (for inclusion in SmartGWT * containers, avoiding scrollbar-issues. */ public Widget create(boolean asListGrid) { if (asListGrid) { return createParameterGrid(); } Grid grid = new Grid(valueNames.size() + 1, columnNames.size() + 1); for (int i = 0, n = columnNames.size(); i < n; i++) { String columnName = columnNames.get(i); Column col = columns.get(columnName); selected.put(columnName, new ArrayList<String>()); grid.setWidget(0, i+1, createLabel(MESSAGE.getString(columnName))); for (int j = 0, o = valueNames.size(); j < o; j++) { String valueName = valueNames.get(j); String value = col.getValue(valueName); if (i == 0) { grid.setWidget(j+1, 0, createLabel(valueName)); } if (value != null && value.length() > 0) { grid.setWidget(j+1, i+1, createCheckBox(columnName, value)); } } } return grid; } /** Creates label with given text. */ protected Label createLabel(String text) { Label label = new Label(text); label.setHeight(CELL_HEIGHT); return label; } /** Create Checkbox for column/value. */ protected Canvas createCheckBox(final String colName, final String value) { CheckBox box = new CheckBox(); box.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { Map<String, List<String>> selection = getSelection(); List<String> values = selection.get(colName); if (values.indexOf(value) >= 0) { values.remove(value); } else { values.add(value); } } }); Canvas c = new Canvas(); c.addChild(box); return c; } public Map<String, List<String>> getSelection() { if (listGrid == null) { return selected; } ListGridRecord[] records = listGrid.getRecords(); Map<String, List<String>> result = new HashMap<String, List<String>>(); for (ListGridRecord record : records) { for (int i = 0, n = columnNames.size(); i < n; i++) { String columnName = columnNames.get(i); if (Boolean.valueOf(record.getAttribute(columnName)) == true) { if (result.containsKey(columnName)) { result.get(columnName).add( record.getAttribute(columnName + "-value")); } else { List<String> items = new ArrayList<String>(); items.add(record.getAttribute(columnName + "-value")); result.put(columnName, items); } } } } return result; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :