DBWeb
Class HtmlSelector

java.lang.Object
  |
  +--DBWeb.HtmlSelector

public class HtmlSelector

extends java.lang.Object

An HtmlSelector manages constructing and populating an HTML statement to choose among a set of alternatives stored in a SQL table. It is created from an ArrayList of Entity's and two keys. The first is the key associated with the selector value to be returned by an , and the second is the displayed value. These may, of course, be the same; in that case, the second may be omitted.

Constructor Summary

HtmlSelector(java.util.ArrayList opts, java.lang.String idCol)

HtmlSelector(java.util.ArrayList opts, java.lang.String idCol, java.lang.String dispCol)

HtmlSelector(SqlAccess s, java.lang.String sql, java.lang.String idCol, java.lang.String dispCol)

Method Summary

java.lang.String	get(java.lang.String key)
java.lang.String	toHtml(java.lang.String name)
java.lang.String	toHtml(java.lang.String name, java.util.ArrayList currVals, int lines, boolean multiple, boolean selFirst, java.lang.String initialLine) Constructs an HTML statement using the list of Entities in the HtmlSelector.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HtmlSelector

public HtmlSelector(java.util.ArrayList opts,
                    java.lang.String idCol)

HtmlSelector

public HtmlSelector(java.util.ArrayList opts,
                    java.lang.String idCol,
                    java.lang.String dispCol)

HtmlSelector

public HtmlSelector(SqlAccess s,
                    java.lang.String sql,
                    java.lang.String idCol,
                    java.lang.String dispCol)

Method Detail

toHtml

public java.lang.String toHtml(java.lang.String name,
                               java.util.ArrayList currVals,
                               int lines,
                               boolean multiple,
                               boolean selFirst,
                               java.lang.String initialLine)

Constructs an HTML statement using the list of Entities in the HtmlSelector.

Parameters:

name - The name of the selector.

currVals - The currently selected values (as ArrayList), will be <... selected>.

lines - The number of visible lines to display in the

multiple - Boolean whether multiple selections are allowed. If not, then currVals should have one value.

selFirst - Boolean tells whether the selected value(s) should appear first in the options list (true) or in their normal order (false).

initialLine - A string to prepend to the values that instructs the user to select one of the values, if there is not one already selected. The corresponding value is "".

toHtml

public java.lang.String toHtml(java.lang.String name)

get

public java.lang.String get(java.lang.String key)