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package net.wotonomy.web;
import java.text.DecimalFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import net.wotonomy.foundation.NSDictionary;
import net.wotonomy.foundation.NSMutableArray;
public abstract class WOInput extends WODynamicElement {
public WOInput() {
super();
}
public WOInput(String aName, NSDictionary assocs, WOElement template) {
super(aName, assocs, template);
}
protected abstract String inputType();
protected abstract Object value(WOContext c);
protected NSMutableArray additionalAttributes() {
return new NSMutableArray(new Object[] { "disabled", "type", "value", "name" });
}
public String inputName(WOContext c) {
String x = (String) valueForProperty("name", c.component());
if (x != null)
return x;
return c.elementID();
}
protected boolean disabled(WOContext c) {
return booleanForProperty("disabled", c.component());
}
protected void appendExtras(WOResponse r, WOContext c) {
}
public void appendToResponse(WOResponse r, WOContext c) {
r.appendContentString("<INPUT TYPE=\"");
r.appendContentString(inputType());
r.appendContentString("\" NAME=\"");
r.appendContentString(inputName(c));
r.appendContentString("\" VALUE=\"");
r.appendContentString(value(c).toString());
r.appendContentString("\"");
String moreFields = additionalHTMLProperties(c.component(), additionalAttributes());
if (moreFields != null && moreFields.length() > 0)
r.appendContentString(moreFields);
appendExtras(r, c);
if (disabled(c)) {
r.appendContentString(" DISABLED");
}
r.appendContentString(">");
}
public void takeValuesFromRequest(WORequest r, WOContext c) {
if (disabled(c))
return;
Object val = r.formValueForKey(inputName(c));
WOAssociation va = (WOAssociation) associations.objectForKey("value");
if (val != null && va != null && va.isValueSettable())
setValueForProperty("value", val, c.component());
}
/**
* Formats a value as a date or number. Checks for numberformat or dateformat
* associations; if one of them exists, the value is formatter using the
* specified pattern.
*
* @param value The value to format.
* @return The original object, or a date or number if the receiver has a
* numberformat or dateformat association.
*/
protected Object formattedValue(Object value, WOComponent c) {
// Format the value in case of number
String pattern = (String) valueForProperty("numberformat", c);
if (pattern != null) {
DecimalFormat fmt = new DecimalFormat(pattern);
try {
return fmt.parse(value.toString());
} catch (ParseException e) {
return value;
}
}
// Format the value in case of date
pattern = (String) valueForProperty("dateformat", c);
if (pattern != null) {
SimpleDateFormat fmt = new SimpleDateFormat(pattern);
try {
return fmt.parse(value.toString());
} catch (ParseException e) {
return value;
}
}
return value;
}
}
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