Source Code Cross Referenced for HtmlRowHighlighter.java in  » J2EE » Sofia » com » salmonllc » html » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » J2EE » Sofia » com.salmonllc.html 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Created on Oct 21, 2004
003:         *
004:         * TODO To change the template for this generated file go to
005:         * Window - Preferences - Java - Code Style - Code Templates
006:         */
007:        package com.salmonllc.html;
008:
009:        import java.io.PrintWriter;
010:        import java.util.Hashtable;
011:
012:        import com.salmonllc.html.events.ValueChangedEvent;
013:        import com.salmonllc.jsp.JspContainer;
014:        import com.salmonllc.jsp.JspDataTable;
015:        import com.salmonllc.properties.Props;
016:        import com.salmonllc.sql.DataStoreBuffer;
017:
018:        /**
019:         * @author Dan
020:         * 
021:         * TODO To change the template for this generated type comment go to Window -
022:         * Preferences - Java - Code Style - Code Templates
023:         */
024:        public class HtmlRowHighlighter extends HtmlFormComponent {
025:
026:            private String _highlightColor = "yellow";
027:            private boolean _multiple = true;
028:            private String _trueValue = "1";
029:            private String _falseValue = "0";
030:            private int _lastPrintedRow = -1;
031:            private int _lastPrintedTR = -1;
032:
033:            /**
034:             * @param name
035:             * @param p
036:             */
037:            public HtmlRowHighlighter(String name, HtmlPage p) {
038:                super (name, p);
039:                setTheme(null);
040:            }
041:
042:            public void resetForGenerate() {
043:                _lastPrintedRow = -1;
044:                _lastPrintedTR = -1;
045:            }
046:
047:            public HtmlComponent getParentDataTable() {
048:                HtmlComponent parent = getParent();
049:                while (parent != null) {
050:                    if (parent instanceof  JspDataTable)
051:                        return parent;
052:                    if (parent instanceof  HtmlDataTable)
053:                        return parent;
054:                    parent = parent.getParent();
055:                }
056:                return null;
057:            }
058:
059:            public String generateJavaScriptForTrOnClick() {
060:                if (!getVisible())
061:                    return "";
062:                else
063:                    return "doSelect=true;";
064:            }
065:
066:            public String generateJavaScriptForTrOnMouseDown(int row,
067:                    HtmlComponent tr) {
068:                if (!getVisible())
069:                    return "";
070:                else {
071:                    HtmlComponent comp = getParentDataTable();
072:                    String formSt = getFormString();
073:                    formSt = formSt.substring(0, formSt.length() - 1);
074:                    int rowSt = -1;
075:                    ;
076:                    int rowEnd = -1;
077:                    String name = comp.getFullName();
078:                    if (comp != null && comp instanceof  JspDataTable) {
079:                        JspDataTable tab = (JspDataTable) comp;
080:                        rowSt = tab.getFirstRowOnPage();
081:                        rowEnd = tab.getRowsPerPage() + rowSt - 1;
082:
083:                        if (tab != null) {
084:                            DataStoreBuffer dsb = tab.getDataStoreBuffer();
085:                            if (dsb != null && rowEnd >= dsb.getRowCount())
086:                                rowEnd = tab.getDataStoreBuffer().getRowCount() - 1;
087:                        }
088:                    } else if (comp != null && comp instanceof  HtmlDataTable) {
089:                        HtmlDataTable tab = (HtmlDataTable) comp;
090:                        rowSt = tab.getFirstRowOnPage();
091:                        rowEnd = tab.getRowsPerPage() + rowSt - 1;
092:                        if (tab != null) {
093:                            DataStoreBuffer dsb = tab.getDataStoreBuffer();
094:                            if (dsb != null && rowEnd >= dsb.getRowCount())
095:                                rowEnd = tab.getDataStoreBuffer().getRowCount() - 1;
096:                        }
097:                    }
098:
099:                    String st = "doSelect=false;";
100:                    boolean addToScript = true;
101:                    if (tr != null) {
102:                        addToScript = false;
103:                        Object parent = tr.getParent();
104:                        if (parent instanceof  JspContainer)
105:                            if (((JspContainer) parent).getComponentType(tr) == JspContainer.TYPE_ROW)
106:                                addToScript = true;
107:                    }
108:                    if (addToScript)
109:                        st += "return selectRows(" + formSt + ",'" + name
110:                                + "'," + row + "," + rowSt + "," + rowEnd
111:                                + ",event,'" + _trueValue + "','" + _falseValue
112:                                + "','" + _highlightColor + "'," + !_multiple
113:                                + ");";
114:                    return st;
115:                }
116:            }
117:
118:            public String generateHtmlForTd(int rowNo, int trNo, String bgColor) {
119:                if (!getVisible())
120:                    return "";
121:
122:                if (rowNo <= _lastPrintedRow && trNo <= _lastPrintedTR)
123:                    return "";
124:                else {
125:                    HtmlComponent comp = getParentDataTable();
126:                    String name = getFullName() + "r" + trNo + "_color";
127:                    if (comp != null)
128:                        name = comp.getFullName() + "r" + trNo + "_color";
129:                    if (rowNo > -1)
130:                        name += "_" + rowNo;
131:                    _lastPrintedRow = rowNo;
132:                    _lastPrintedTR = trNo;
133:                    return ("<INPUT TYPE=\"HIDDEN\" name=\"" + name
134:                            + "\" value=\"" + bgColor + "\">");
135:                }
136:            }
137:
138:            public String getBgColorForRow(int rowNo, String defColor,
139:                    HtmlComponent comp) {
140:                if (comp != null) {
141:                    Object parent = comp.getParent();
142:                    if (parent instanceof  JspContainer) {
143:                        if (((JspContainer) parent).getComponentType(comp) != JspContainer.TYPE_ROW)
144:                            return defColor;
145:                    }
146:                }
147:
148:                String value = getValue(rowNo);
149:                if (valuesEqual(value, _trueValue))
150:                    return _highlightColor;
151:                else
152:                    return defColor;
153:            }
154:
155:            /*
156:             * (non-Javadoc)
157:             * 
158:             * @see com.salmonllc.html.HtmlComponent#generateHTML(java.io.PrintWriter,
159:             *      int)
160:             */
161:            public void generateHTML(PrintWriter p, int rowNo) throws Exception {
162:                HtmlScriptGenerator gen = new HtmlScriptGenerator(getPage());
163:                gen.generateSelectRowScript();
164:                HtmlComponent comp = getParentDataTable();
165:                String name = getFullName();
166:                if (comp != null)
167:                    name = comp.getFullName() + "_select";
168:
169:                if (rowNo > -1)
170:                    name += "_" + rowNo;
171:
172:                if (!getVisible())
173:                    return;
174:
175:                _value = getValue(rowNo);
176:
177:                String val = _value == null ? _falseValue : _value;
178:
179:                String out = "<INPUT TYPE=\"HIDDEN\" name=\"" + name
180:                        + "\" value=\"" + val + "\">";
181:
182:                p.println(out);
183:            }
184:
185:            /**
186:             * @return Returns the falseValue.
187:             */
188:            public String getFalseValue() {
189:                return _falseValue;
190:            }
191:
192:            /**
193:             * @param falseValue
194:             *            The falseValue to set.
195:             */
196:            public void setFalseValue(String falseValue) {
197:                _falseValue = falseValue;
198:            }
199:
200:            /**
201:             * @return Returns the highlightColor.
202:             */
203:            public String getHighlightColor() {
204:                return _highlightColor;
205:            }
206:
207:            /**
208:             * @param highlightColor
209:             *            The highlightColor to set.
210:             */
211:            public void setHighlightColor(String highlightColor) {
212:                _highlightColor = highlightColor;
213:            }
214:
215:            /**
216:             * @return Returns the multiple.
217:             */
218:            public boolean isMultiple() {
219:                return _multiple;
220:            }
221:
222:            /**
223:             * @param multiple
224:             *            The multiple to set.
225:             */
226:            public void setMultiple(boolean multiple) {
227:                _multiple = multiple;
228:            }
229:
230:            /**
231:             * @return Returns the trueValue.
232:             */
233:            public String getTrueValue() {
234:                return _trueValue;
235:            }
236:
237:            /**
238:             * @param trueValue
239:             *            The trueValue to set.
240:             */
241:            public void setTrueValue(String trueValue) {
242:                _trueValue = trueValue;
243:            }
244:
245:            /*
246:             * (non-Javadoc)
247:             * 
248:             * @see com.salmonllc.html.HtmlComponent#setTheme(java.lang.String)
249:             */
250:            public void setTheme(String theme) {
251:                _highlightColor = getPage()
252:                        .getPageProperties()
253:                        .getThemeProperty(
254:                                theme,
255:                                Props.LIST_FORM_DISPLAY_BOX_ROW_HIGHLIGHT_COLOR,
256:                                "yellow");
257:                super .setTheme(theme);
258:            }
259:
260:            public boolean processParms(Hashtable parms, int rowNo)
261:                    throws Exception {
262:                Object oldValue = _value;
263:
264:                HtmlComponent comp = getParentDataTable();
265:                String name = getFullName();
266:                if (comp != null)
267:                    name = comp.getFullName() + "_select";
268:
269:                if (rowNo > -1) {
270:                    name += "_" + rowNo;
271:                    if (_dsBuff != null) {
272:                        try {
273:                            oldValue = _dsBuff.getAny(rowNo, _dsColNo);
274:                        } catch (Exception e) {
275:                            oldValue = null;
276:                        }
277:                    }
278:                } else {
279:                    if (_dsBuff != null) {
280:                        try {
281:                            oldValue = _dsBuff.getAny(_dsColNo);
282:                        } catch (Exception e) {
283:                            oldValue = null;
284:                        }
285:                    }
286:                }
287:
288:                String val[] = (String[]) parms.get(name);
289:
290:                if (val != null)
291:                    _value = val[0];
292:                else
293:                    _value = null;
294:
295:                if (_value != null && _value.trim().length() == 0)
296:                    _value = null;
297:
298:                if (!valuesEqual(oldValue, _value)) {
299:                    String s = null;
300:                    if (oldValue != null)
301:                        s = oldValue.toString();
302:                    ValueChangedEvent e = new ValueChangedEvent(getPage(),
303:                            this , getName(), getFullName(), s, _value, rowNo,
304:                            _dsColNo, _dsBuff);
305:                    addEvent(e);
306:                }
307:                return false;
308:            }
309:        }
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