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Implement initial pieces of form validation.

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This commit is contained in:
Sagar Muchhal 2016-03-18 19:53:34 -04:00 • committed by Josh Matthews
parent 7a9dc57761
commit 051ffba0e5
14 changed files with 185 additions and 55 deletions
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33
components/script/dom/element.rs
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@ -47,7 +47,9 @@ use dom::htmlimageelement::{HTMLImageElement, LayoutHTMLImageElementHelpers};
use dom::htmlinputelement::{HTMLInputElement, LayoutHTMLInputElementHelpers};
use dom::htmllabelelement::HTMLLabelElement;
use dom::htmllegendelement::HTMLLegendElement;
use dom::htmlobjectelement::HTMLObjectElement;
use dom::htmloptgroupelement::HTMLOptGroupElement;
use dom::htmlselectelement::HTMLSelectElement;
use dom::htmltablecellelement::{HTMLTableCellElement, HTMLTableCellElementLayoutHelpers};
use dom::htmltableelement::{HTMLTableElement, HTMLTableElementLayoutHelpers};
use dom::htmltablerowelement::{HTMLTableRowElement, HTMLTableRowElementLayoutHelpers};
@ -60,6 +62,7 @@ use dom::node::{NodeDamage, SEQUENTIALLY_FOCUSABLE, UnbindContext};
use dom::node::{document_from_node, window_from_node};
use dom::nodelist::NodeList;
use dom::text::Text;
use dom::validation::Validatable;
use dom::virtualmethods::{VirtualMethods, vtable_for};
use html5ever::serialize;
use html5ever::serialize::SerializeOpts;
@ -1913,6 +1916,36 @@ impl Element {
})
}
// https://html.spec.whatwg.org/multipage/#category-submit
pub fn as_maybe_validatable(&self) -> Option<&Validatable> {
let element = match self.upcast::<Node>().type_id() {
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLInputElement)) => {
let element = self.downcast::<HTMLInputElement>().unwrap();
Some(element as &Validatable)
},
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLButtonElement)) => {
let element = self.downcast::<HTMLButtonElement>().unwrap();
Some(element as &Validatable)
},
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLObjectElement)) => {
let element = self.downcast::<HTMLObjectElement>().unwrap();
Some(element as &Validatable)
},
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLSelectElement)) => {
let element = self.downcast::<HTMLSelectElement>().unwrap();
Some(element as &Validatable)
},
NodeTypeId::Element(ElementTypeId::HTMLElement(HTMLElementTypeId::HTMLTextAreaElement)) => {
let element = self.downcast::<HTMLTextAreaElement>().unwrap();
Some(element as &Validatable)
},
_ => {
None
}
};
element
}
pub fn click_in_progress(&self) -> bool {
self.upcast::<Node>().get_flag(CLICK_IN_PROGRESS)
}