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Makes layout respect <textarea> rows attribute

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This commit is contained in:
Matthew Rasmus 2014-12-12 12:52:46 -08:00
parent 2c7f6076d1
commit fc0748f50e
4 changed files with 44 additions and 6 deletions
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11
components/script/dom/element.rs
View file

@ -50,8 +50,8 @@ use dom::virtualmethods::{VirtualMethods, vtable_for};
use devtools_traits::AttrInfo;
use style::{mod, AuthorOrigin, BgColorSimpleColorAttribute, BorderUnsignedIntegerAttribute};
use style::{ColSpanUnsignedIntegerAttribute, IntegerAttribute, LengthAttribute, ParserContext};
use style::{SimpleColorAttribute, SizeIntegerAttribute, ColsIntegerAttribute, UnsignedIntegerAttribute};
use style::{WidthLengthAttribute, matches};
use style::{SimpleColorAttribute, SizeIntegerAttribute, ColsIntegerAttribute, RowsIntegerAttribute};
use style::{UnsignedIntegerAttribute, WidthLengthAttribute, matches};
use servo_util::namespace;
use servo_util::str::{DOMString, LengthOrPercentageOrAuto};
@ -331,6 +331,13 @@ impl RawLayoutElementHelpers for Element {
let this: &HTMLTextAreaElement = mem::transmute(self);
Some(this.get_cols_for_layout() as i32)
}
RowsIntegerAttribute => {
if !self.is_htmltextareaelement() {
panic!("I'm not a textarea element!")
}
let this: &HTMLTextAreaElement = mem::transmute(self);
Some(this.get_rows_for_layout() as i32)
}
}
}

17
components/script/dom/htmltextareaelement.rs
View file

@ -35,6 +35,7 @@ pub struct HTMLTextAreaElement {
htmlelement: HTMLElement,
textinput: DOMRefCell<TextInput>,
cols: Cell<u32>,
rows: Cell<u32>,
// https://html.spec.whatwg.org/multipage/forms.html#concept-textarea-dirty
value_changed: Cell<bool>,
@ -52,6 +53,7 @@ pub trait LayoutHTMLTextAreaElementHelpers {
pub trait RawLayoutHTMLTextAreaElementHelpers {
unsafe fn get_cols_for_layout(&self) -> u32;
unsafe fn get_rows_for_layout(&self) -> u32;
}
impl LayoutHTMLTextAreaElementHelpers for JS<HTMLTextAreaElement> {
@ -66,6 +68,11 @@ impl RawLayoutHTMLTextAreaElementHelpers for HTMLTextAreaElement {
unsafe fn get_cols_for_layout(&self) -> u32 {
self.cols.get()
}
#[allow(unrooted_must_root)]
unsafe fn get_rows_for_layout(&self) -> u32 {
self.rows.get()
}
}
static DEFAULT_COLS: u32 = 20;
@ -77,6 +84,7 @@ impl HTMLTextAreaElement {
htmlelement: HTMLElement::new_inherited(HTMLTextAreaElementTypeId, localName, prefix, document),
textinput: DOMRefCell::new(TextInput::new(Multiple, "".to_string())),
cols: Cell::new(DEFAULT_COLS),
rows: Cell::new(DEFAULT_ROWS),
value_changed: Cell::new(false),
}
}
@ -205,6 +213,12 @@ impl<'a> VirtualMethods for JSRef<'a, HTMLTextAreaElement> {
_ => panic!("Expected a UIntAttrValue"),
}
},
&atom!("rows") => {
match *attr.value() {
UIntAttrValue(_, value) => self.rows.set(value),
_ => panic!("Expected a UIntAttrValue"),
}
},
_ => ()
}
}
@ -225,6 +239,9 @@ impl<'a> VirtualMethods for JSRef<'a, HTMLTextAreaElement> {
&atom!("cols") => {
self.cols.set(DEFAULT_COLS);
},
&atom!("rows") => {
self.rows.set(DEFAULT_ROWS);
},
_ => ()
}
}