001: /***************************************************************
002: * This file is part of the [fleXive](R) project.
003: *
004: * Copyright (c) 1999-2007
005: * UCS - unique computing solutions gmbh (http://www.ucs.at)
006: * All rights reserved
007: *
008: * The [fleXive](R) project is free software; you can redistribute
009: * it and/or modify it under the terms of the GNU General Public
010: * License as published by the Free Software Foundation;
011: * either version 2 of the License, or (at your option) any
012: * later version.
013: *
014: * The GNU General Public License can be found at
015: * http://www.gnu.org/copyleft/gpl.html.
016: * A copy is found in the textfile GPL.txt and important notices to the
017: * license from the author are found in LICENSE.txt distributed with
018: * these libraries.
019: *
020: * This library is distributed in the hope that it will be useful,
021: * but WITHOUT ANY WARRANTY; without even the implied warranty of
022: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
023: * GNU General Public License for more details.
024: *
025: * For further information about UCS - unique computing solutions gmbh,
026: * please see the company website: http://www.ucs.at
027: *
028: * For further information about [fleXive](R), please see the
029: * project website: http://www.flexive.org
030: *
031: *
032: * This copyright notice MUST APPEAR in all copies of the file!
033: ***************************************************************/package com.flexive.war.javascript.search;
034:
035: import com.flexive.faces.model.FxGridDataModel;
036: import com.flexive.faces.model.FxResultSetDataModel;
037: import com.flexive.shared.FxSharedUtils;
038: import com.flexive.shared.content.FxPK;
039: import com.flexive.shared.search.FxResultSet;
040: import com.flexive.shared.search.query.SqlQueryBuilder;
041: import com.flexive.shared.value.BinaryDescriptor;
042: import com.flexive.war.JsonWriter;
043: import com.flexive.war.servlet.ThumbnailServlet;
044:
045: import java.io.IOException;
046: import java.util.ArrayList;
047: import java.util.List;
048:
049: /**
050: * @author Daniel Lichtenberger (daniel.lichtenberger@flexive.com), UCS - unique computing solutions gmbh (http://www.ucs.at)
051: * @version $Rev: 96 $
052: */
053: class ThumbnailDataWriter extends TableDataWriter {
054: private int gridColumns = 5;
055: private final StringBuilder cellBuilder = new StringBuilder();
056:
057: ThumbnailDataWriter(JsonWriter out) {
058: super (out);
059: }
060:
061: /**
062: * {@inheritDoc}
063: */
064: @Override
065: public List<Column> getColumns(FxResultSet rs) {
066: final List<Column> result = new ArrayList<Column>();
067: for (int i = 0; i < gridColumns; i++) {
068: result.add(new Column(null, "html", i));
069: }
070: return result;
071: }
072:
073: /**
074: * {@inheritDoc}
075: */
076: @Override
077: public void writeColumns(FxResultSetDataModel dataModel)
078: throws IOException {
079: gridColumns = dataModel.getGridColumns();
080: super .writeColumns(dataModel);
081: }
082:
083: private void writeCell(int columnIndex, Object[] values)
084: throws IOException {
085: final FxPK pk = (FxPK) values[0];
086: final int boxSize = BinaryDescriptor.PreviewSizes.PREVIEW2
087: .getSize();
088: String label = "";
089: if (values.length >= SqlQueryBuilder.COL_USERPROPS) {
090: // render first user-defined property below image
091: label = "<div class=\"label\">"
092: + FxSharedUtils.formatResultValue(
093: values[SqlQueryBuilder.COL_USERPROPS],
094: null, null, null) + "</div>";
095: }
096: cellBuilder.setLength(0);
097: cellBuilder
098: .append("<div class=\"resultThumbnail")
099: .append(boxSize)
100: .append("\">")
101: .append("<div ")
102: // add information flags for row selection
103: .append("id=\"row")
104: .append(rowCounter)
105: .append("\" positionId=\"")
106: .append(values[0])
107: .append("\"")
108: .append(" rowNum=\"")
109: .append(rowCounter)
110: .append("\" colorSet=\"")
111: .append(columnIndex % 2)
112: .append("\"")
113: .append(
114: " onclick=\"rowSelection.onRowClicked(event)\" onmouseover=\"rowSelection.onMouseOver(event)\" onmouseout=\"rowSelection.onMouseOut(event)\"")
115: .append(" class=\"inner1\">")
116: // render inner div
117: .append("<div class=\"inner2\">")
118: // render thumbnail
119: .append("<img src=\"")
120: .append(
121: ThumbnailServlet
122: .getLink(
123: pk,
124: BinaryDescriptor.PreviewSizes.PREVIEW2,
125: null,
126: /* TODO: select FxBinary timestamp */System
127: .currentTimeMillis())
128: .substring(1)).append("\" alt=\"")
129: .append(pk).append("\" title=\"").append(values[0])
130: .append("\"/>").append("</div></div>")
131: // render bottom label
132: .append(label).append("</div>");
133: out.writeAttribute(getColumnName(columnIndex), cellBuilder
134: .toString());
135: // add oid/version columns
136: out.writeAttribute(COL_ID, pk.getId());
137: out.writeAttribute(COL_VERSION, pk.getVersion());
138: }
139:
140: /**
141: * {@inheritDoc}
142: */
143: @Override
144: public void writeRows(FxResultSetDataModel dataModel)
145: throws IOException {
146: gridColumns = dataModel.getGridColumns();
147: out.startArray();
148: final FxGridDataModel gridModel = new FxGridDataModel(
149: dataModel, gridColumns);
150: final int startRow = dataModel.getStartRow() / gridColumns;
151: final int endRow = startRow
152: + (dataModel.getRowCount() + gridColumns - 1)
153: / gridColumns;
154: rowCounter = 0;
155: for (int i = startRow; i < endRow; i++) {
156: gridModel.setRowIndex(i);
157: if (!gridModel.isRowAvailable()) {
158: break;
159: }
160: out.startMap();
161: out.writeAttribute("rowId", i);
162: final Object[] rowData = (Object[]) gridModel.getRowData();
163: for (int j = 0; j < gridColumns; j++) {
164: if (rowData[j] == null) {
165: break;
166: }
167: writeCell(j, (Object[]) rowData[j]);
168: rowCounter++;
169: }
170: out.closeMap();
171: }
172: out.closeArray();
173: }
174: }
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