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Let textarea wrap lines

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This commit is contained in:
kilobtye 2016-07-26 20:38:11 +08:00
parent 8ded106186
commit 0a86543e6d
4 changed files with 16 additions and 13 deletions
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4
components/layout/display_list_builder.rs
View file

@ -29,7 +29,6 @@ use gfx::display_list::{LayeredItem, LayerInfo, LineDisplayItem, OpaqueNode};
use gfx::display_list::{SolidColorDisplayItem, StackingContext, StackingContextType};
use gfx::display_list::{TextDisplayItem, TextOrientation, WebRenderImageInfo};
use gfx::paint_thread::THREAD_TINT_COLORS;
use gfx::text::glyph::ByteIndex;
use gfx_traits::{color, ScrollPolicy, StackingContextId};
use inline::{FIRST_FRAGMENT_OF_ELEMENT, InlineFlow, LAST_FRAGMENT_OF_ELEMENT};
use ipc_channel::ipc;
@ -970,7 +969,8 @@ impl FragmentDisplayListBuilding for Fragment {
Some(insertion_point_index) => insertion_point_index,
None => return,
};
let range = Range::new(ByteIndex(0), insertion_point_index);
let range = Range::new(scanned_text_fragment_info.range.begin(),
insertion_point_index - scanned_text_fragment_info.range.begin());
let advance = scanned_text_fragment_info.run.advance_for_range(&range);
let insertion_point_bounds;

17
components/layout/fragment.rs
View file

@ -882,16 +882,23 @@ impl Fragment {
let size = LogicalSize::new(self.style.writing_mode,
split.inline_size,
self.border_box.size.block);
let flags = match self.specific {
SpecificFragmentInfo::ScannedText(ref info) => info.flags,
_ => ScannedTextFlags::empty()
// Preserve the insertion point if it is in this fragment's range or it is at line end.
let (flags, insertion_point) = match self.specific {
SpecificFragmentInfo::ScannedText(ref info) => {
match info.insertion_point {
Some(index) if split.range.contains(index) => (info.flags, info.insertion_point),
Some(index) if index == ByteIndex(text_run.text.chars().count() as isize - 1) &&
index == split.range.end() => (info.flags, info.insertion_point),
_ => (info.flags, None)
}
},
_ => (ScannedTextFlags::empty(), None)
};
// FIXME(pcwalton): This should modify the insertion point as necessary.
let info = box ScannedTextFragmentInfo::new(
text_run,
split.range,
size,
None,
insertion_point,
flags);
self.transform(size, SpecificFragmentInfo::ScannedText(info))
}

4
components/style/properties/properties.mako.rs
View file

@ -2130,10 +2130,6 @@ pub fn modify_style_for_input_text(style: &mut Arc<ServoComputedValues>) {
margin_style.margin_right = computed::LengthOrPercentageOrAuto::Length(Au(0));
margin_style.margin_bottom = computed::LengthOrPercentageOrAuto::Length(Au(0));
margin_style.margin_left = computed::LengthOrPercentageOrAuto::Length(Au(0));
// whitespace inside text input should not be collapsed
let inherited_text = Arc::make_mut(&mut style.inheritedtext);
inherited_text.white_space = longhands::white_space::computed_value::T::pre;
}
/// Adjusts the `clip` property so that an inline absolute hypothetical fragment doesn't clip its

4
resources/servo.css
View file

@ -9,7 +9,7 @@ input {
color: black;
font-family: sans-serif;
font-size: 0.8333em;
white-space: nowrap;
white-space: pre;
text-align: left;
line-height: 1.8;
}
@ -24,7 +24,7 @@ textarea {
color: black;
font-family: sans-serif;
font-size: 0.8333em;
white-space: pre;
white-space: pre-wrap;
}
input::selection,