Thanks for the explanation! All the best.
--- On Wed, 6/16/10, Jeremy Thomerson <[email protected]> wrote: > From: Jeremy Thomerson <[email protected]> > Subject: Re: How to remove css class from a component? > To: [email protected] > Date: Wednesday, June 16, 2010, 2:10 AM > On Wed, Jun 16, 2010 at 1:05 AM, > David Chang <[email protected]>wrote: > > > >>Use a model like it's intended? > > > > You mean I should use AbstractReadOnlyModel? > > > > >>protected void onBeforeRender() { > > super.onBeforeRender(); > > inputComponent.add(new > SimpleAttributeModifier("class", true, new > > AbstractReadOnlyModel<String>() { > > public String getObject() > { > > return > inputComponent.getFeedbackMessage() != null > > ? "errorField" : ""; > > } > > }); > > } > > > > There is no such constructor > forSimpleAttributeModifier. > > > > Thanks. > > > > > > > > --- On Wed, 6/16/10, Jeremy Thomerson <[email protected]> > wrote: > > > > > From: Jeremy Thomerson <[email protected]> > > > Subject: Re: How to remove css class from a > component? > > > To: [email protected] > > > Date: Wednesday, June 16, 2010, 1:52 AM > > > On Wed, Jun 16, 2010 at 12:48 AM, > > > David Chang <[email protected]>wrote: > > > > > > > Jeremy, glad to hear from you! > > > > > > > > My situation is a little different. The CSS > class is > > > added in the following > > > > way. Please see the following code. > > > > > > > > protected void > > > onBeforeRender() { > > > > > > > super.onBeforeRender(); > > > > > > > if (inputComponent.getFeedbackMessage() != null) > { > > > > > > > > > > inputComponent.add(new > > > AttributeAppender("class", > > > > new Model<String>("errorField"), " > ")); > > > > > > > } else { > > > > > > > // how to > remove CSS class > > > here?? > > > > > > > } > > > > } > > > > > > > > > > > > Thanks! > > > > > > > > > > > > --- On Wed, 6/16/10, Jeremy Thomerson <[email protected]> > > > wrote: > > > > > > > > > From: Jeremy Thomerson <[email protected]> > > > > > Subject: Re: How to remove css class > from a > > > component? > > > > > To: [email protected] > > > > > Cc: "John Krasnay" <[email protected]> > > > > > Date: Wednesday, June 16, 2010, 1:40 > AM > > > > > onComponentTag(...) { > > > > > tag.remove("class"); > > > > > } > > > > > > > > > > On Wed, Jun 16, 2010 at 12:37 AM, David > Chang > > > <[email protected] > > > > >wrote: > > > > > > > > > > > Hello, > > > > > > > > > > > > I add a CSS class to component > dynamcially > > > the > > > > > following way: > > > > > > > > > > > > inputComponent.add(new > > > AttributeAppender("class", new > > > > > > Model<String>("errorField"), > " ")); > > > > > > > > > > > > How can I remove this CSS class in > java > > > code? > > > > > > > > > > > > Best! > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > > > > To unsubscribe, e-mail: [email protected] > > > > > > For additional commands, e-mail: > [email protected] > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > Jeremy Thomerson > > > > > http://www.wickettraining.com > > > > > > > > > > > > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > > To unsubscribe, e-mail: [email protected] > > > > For additional commands, e-mail: [email protected] > > > > > > > > > > > Use a model like it's intended? > > > > > > protected void onBeforeRender() { > > > super.onBeforeRender(); > > > inputComponent.add(new > > > SimpleAttributeModifier("class", true, new > > > AbstractReadOnlyModel<String>() { > > > public > String getObject() { > > > > return > > > inputComponent.getFeedbackMessage() != null > > > ? "errorField" : ""; > > > } > > > }); > > > } > > > > > > -- > > > Jeremy Thomerson > > > http://www.wickettraining.com > > > > > > > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [email protected] > > For additional commands, e-mail: [email protected] > > > > > I wrote the code in gmail, without the benefit of > autocomplete or compile > errors. What I'm really getting at is that you should > *always* add the > attribute modifier, which takes a model for the value to > set the attribute > to. The model (either Model or AbstractReadOnlyModel, > although the latter > is more appropriate for this) should then return the > correct value based on > the logic > > -- > Jeremy Thomerson > http://www.wickettraining.com > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
