private void generateDivHtml(PrintWriter p, int rowNo) throws DataStoreException {
if (!_showDescription) return;
if (_editDescription) return;
p.print(_fontStartTag);
p.print("<span id=\"div");
p.print(getFullName());
if (rowNo != -1) p.print("_" + rowNo);
p.print("\">");
if (_descriptionEval != null) {
if (rowNo == -1) rowNo = _descriptionEval.getDataStore().getRow();
Object o = _descriptionEval.evaluateRow(rowNo);
if (o != null) {
p.print(o);
_hiddenDescriptionHandle.setValue(o.toString());
} else {
_hiddenDescriptionHandle.setValue(null);
}
} else {
// Take the description from the hidden field value
p.print(
_hiddenDescriptionHandle.getValue() == null ? "" : _hiddenDescriptionHandle.getValue());
}
p.print("</span>");
p.print(_fontEndTag);
}
public void pageRequested(PageEvent p) throws Exception {
HttpServletRequest req = p.getPage().getCurrentRequest();
String returnVal[] = req.getParameterValues(getFullName());
if (returnVal != null) {
if (_editDescription) _hiddenKeyHandle.setValue(returnVal[0], _rowNo);
else getEditField().setValue(returnVal[0], _rowNo);
}
HtmlPage pg = getPage();
if (pg instanceof JspController) ((JspController) pg).setRemoveFromQueryString(getFullName());
if (returnVal != null) {
returnVal = req.getParameterValues("descReturn");
if (returnVal != null) {
if (_editDescription) getEditField().setValue(returnVal[0], _rowNo);
if (_descDs != null && _descriptionColumn != -1) {
if (_descDs.getColumnDataType(_descriptionColumn) == DataStoreBuffer.DATATYPE_STRING) {
if (_rowNo == -1) _rowNo = _descDs.getRow();
_descDs.setString(_rowNo, _descriptionColumn, returnVal[0]);
}
}
if (pg instanceof JspController)
((JspController) pg).setRemoveFromQueryString("descReturn");
}
}
}
private boolean setEditReadOnly(int rowNo) {
boolean ret = getEditField().getReadOnly();
if (_editDescription)
getEditField()
.addOnChange(
getFormString()
+ _hiddenKeyHandle.getFullName()
+ (rowNo != -1 ? "_" + rowNo : "")
+ ".value=''");
return ret;
}
public String getHiddenKeyFieldFullName(int rowNum) {
String hiddenKeyFullName = null;
String formString = null;
if (getPage() != null) {
hiddenKeyFullName = _hiddenKeyHandle.getFullName();
if (rowNum > -1) hiddenKeyFullName += "_" + rowNum;
formString = getEditField().getFormString();
}
if (hiddenKeyFullName == null) return null;
else return formString + hiddenKeyFullName;
}
/**
* LookUp constructor.
*
* @param name - name of component
* @param lookup_page - the page that will provide the lookup values
* @param browseImage - the browse image to use. default is a magnifying glass
* @param ds - DataStore that is being used with this component
* @param tableName - table name to bind to
* @param columnName - column name to bind to
* @param dataType - data type of the main edit field ( use DataStore.DATATYPE_*)
* @param pKey - flag that signifies if the column is a primary key column
* @param p - page the component will be associated with
*/
public HtmlLookUpComponent(
String name,
String lookup_page,
String browseImage,
DataStore ds,
String tableName,
String columnName,
int dataType,
boolean pKey,
HtmlPage p) {
super(name, p);
_hiddenDescriptionHandle = new HtmlHiddenField("hiddenDescr", null, p);
addCompositeComponent(_hiddenDescriptionHandle, DataStore.DATATYPE_STRING, false, null, null);
_hiddenKeyHandle = new HtmlHiddenField("hiddenKey", null, p);
addCompositeComponent(_hiddenKeyHandle, DataStore.DATATYPE_STRING, false, null, null);
_hiddenKeyHandle.setVisible(false);
setTheme(null);
p.addPageListener(this);
HtmlTextEdit edit = null;
if (ds == null) {
edit = new HtmlTextEdit("_edit", p);
_editHandle = addCompositeComponent(edit, dataType, false, null, null);
} else {
_ds = ds;
/** Don't add the same column twice to the data store. */
if (_ds.getColumnIndex(tableName + "." + columnName) == -1) {
if (_ds instanceof DataStore)
((DataStore) _ds).addColumn(tableName, columnName, dataType, pKey, true);
}
edit = new HtmlTextEdit(tableName + "_" + columnName, p);
edit.setColumn(_ds, tableName + "." + columnName);
_editHandle = addCompositeComponent(edit, dataType, true, tableName, columnName);
}
_browseImage = new HtmlSubmitImage("browseImage", browseImage, p);
_browseImage.addSubmitListener(this);
_browseImageHandle = addCompositeComponent(_browseImage, DATATYPE_ANY, false, null, null);
_browsePopupImage = new HtmlImage("browsPopupImage", browseImage, p);
_browsePopupImageLink = new HtmlLink("browsePopupImageLink", null, p);
_browsePopupImageLink.add(_browsePopupImage);
_browseImageHandle =
addCompositeComponent(_browsePopupImageLink, DATATYPE_ANY, false, null, null);
_browsePopupImageLink.setVisible(false);
setLookUpPageURL(lookup_page);
setDescriptionFont(null);
}
/** Sets the column in the DataStore that this field binds to */
public void setColumn(DataStoreBuffer ds, String columnName) {
if (!_editDescription) getEditField().setColumn(ds, columnName);
else _hiddenKeyHandle.setColumn(ds, columnName);
_ds = ds;
}
/**
* @param editDescription Sets whether or not the description is editable. If the description is
* editable, the key field will not be displayed, but will be set by the lookup.
*/
public void setEditDescription(boolean editDescription) {
_editDescription = editDescription;
_hiddenKeyHandle.setVisible(editDescription);
}