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///////////////////////////////////////////////////////////////////////////////
//
// JTOpen (IBM Toolbox for Java - OSS version)
//
// Filename: CheckboxFormInput.java
//
// The source code contained herein is licensed under the IBM Public License
// Version 1.0, which has been approved by the Open Source Initiative.
// Copyright (C) 1997-2000 International Business Machines Corporation and
// others. All rights reserved.
//
///////////////////////////////////////////////////////////////////////////////
package com.ibm.as400.util.html;
import com.ibm.as400.access.Trace;
import com.ibm.as400.access.ExtendedIllegalStateException;
import java.beans.PropertyVetoException;
/**
* The CheckboxFormInput class represents a checkbox input type in an
* HTML form where the checkbox represents an n-of-many choice field.
* The trailing slash "/" on the CheckboxFormInput tag allows it to
* conform to the XHTML specification.
*
* Here is an example of a CheckboxFormInput tag:
* <input type="checkbox" name="uscitizen" value="yes"
* checked="checked" /> textLabel
**/
public class CheckboxFormInput extends ToggleFormInput
{
private static final String copyright = "Copyright (C) 1997-2000 International Business Machines Corporation and others.";
/**
* Constructs a default CheckboxFormInput object.
**/
public CheckboxFormInput()
{
super();
}
/**
* Constructs a CheckboxFormInput object with the specified viewable text label
* and initial checked value.
* @param label The viewable text label.
* @param checked If the checkbox initializes to checked.
**/
public CheckboxFormInput(String label, boolean checked)
{
super(label, checked);
}
/**
* Constructs a CheckboxFormInput object with the specified control name,
* initial input value, viewable text label, and initial checked value.
* @param name The control name of the input field.
* @param value The input value used when the field is submitted.
* @param label The viewable text label.
* @param checked If the checkbox initializes to checked.
**/
public CheckboxFormInput(String name, String value, String label, boolean checked)
{
super(label, checked);
try
{
setName(name);
setValue(value);
}
catch (PropertyVetoException e)
{
}
}
/**
* Returns a comment tag.
* This method should not be called. There is no XSL-FO support for this class.
* @return The comment tag.
**/
public String getFOTag() //@D1A
{
Trace.log(Trace.ERROR, "Attempting to getFOTag() for an object that doesn't support it.");
return "";
}
/**
* Returns the tag for the checkbox form input type.
* @return The tag.
**/
public String getTag()
{
if (getName() == null)
{
Trace.log(Trace.ERROR, "Attempting to get tag before setting name.");
throw new ExtendedIllegalStateException(
"name", ExtendedIllegalStateException.PROPERTY_NOT_SET );
}
if (getValue() == null)
{
Trace.log(Trace.ERROR, "Attempting to get tag before setting value.");
throw new ExtendedIllegalStateException(
"value", ExtendedIllegalStateException.PROPERTY_NOT_SET );
}
if (getLabel() == null)
{
Trace.log(Trace.ERROR, "Attempting to get tag before setting label.");
throw new ExtendedIllegalStateException(
"label", ExtendedIllegalStateException.PROPERTY_NOT_SET );
}
StringBuffer s = new StringBuffer(" ");
s.append(getLabel());
return s.toString();
}
}