Good, it is working.
But, how can I stop displaying the tapestry error messages.
I didn't include t:errors tag in my form, but the errors (NOT the bubbles)
are keep on displaying. Unless I clear out the errors from the tracker, I
couldn't stop the errors to display.
Thank you,
Anteneh
Adam Zimowski wrote:
>
> Okay,
>
> I created new component "errorMsg" which can be used anywhere on the
> page to display individual error. Enhancements welcome.
>
> This component takes two arguments, a literal string denoting field
> for which error should be rendered, and form to which field is bound.
> The form must be accessible via getter from the class page.
>
> import org.apache.tapestry.Field;
> import org.apache.tapestry.MarkupWriter;
> import org.apache.tapestry.ValidationTracker;
> import org.apache.tapestry.annotations.BeginRender;
> import org.apache.tapestry.annotations.Parameter;
> import org.apache.tapestry.corelib.components.Form;
>
> public class ErrorMsg {
>
> @Parameter
> private String _fieldName;
>
> @Parameter
> private Form _form;
>
>
> public void setFieldName(String aFieldName) {
> _fieldName = aFieldName;
> }
>
> @BeginRender
> void renderMessage(MarkupWriter writer)
> {
> Field f = new Field() {
> public String getElementName() { return _fieldName; }
> public String getLabel() { return null; }
> public boolean isDisabled() { return false; }
> public String getClientId() { return _fieldName; }
> };
>
> ValidationTracker tracker = _form.getDefaultTracker();
> String err = tracker.getError(f);
>
> writer.write(err);
> }
>
> public void setForm(Form aForm) {
> _form = aForm;
> }
> }
>
> To display individual error messages simply place <t:errorMsg ../>
> anywhere on the page. It will render the error if there is one for a
> field.
>
> <t:layout xmlns:t="http://tapestry.apache.org/schema/tapestry_5_0_0.xsd";>
>
> <strong><t:errorMsg fieldName="literal:foo" form="form"/></strong>
>
> <t:form t:id="myform">
> User Name:
> <input type="text" t:type="textfield" t:id="bar" t:value="bar"
> t:validate="required,minlength=3,maxlength=8"/><br/>
> Foo:
> <input type="text" t:type="textfield" t:id="foo" t:value="foo"
> t:validate="required"/>
> <p/>
> <input type="submit" t:type="submit" t:id="submitButton"
> value="Submit"/>
> <p/>
> <t:errorMsg fieldName="literal:bar" form="form"/><br/>
> <!-- you can even display same error twice :) -->
> <t:errorMsg fieldName="literal:bar" form="form"/>
> </t:form>
>
> </t:layout>
>
>
> Page Class:
>
> public class Start {
>
> @Persist
> private String _foo;
>
> @Persist
> private String _bar;
>
> @Component(id="myform")
> private Form _form;
>
> public Form getForm() {
> return _form;
> }
>
> public String getBar() {
> return _bar;
> }
>
> public String getFoo() {
> return _foo;
> }
> }
>
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>
>
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