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dom: Calculate the viewport size of iframes when they are first added to the tree.

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This commit is contained in:
Josh Matthews 2019-11-06 15:55:11 -05:00
parent 38e4ae0833
commit fd260f78c8
10 changed files with 72 additions and 11 deletions
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12
components/layout/query.rs
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@ -16,6 +16,7 @@ use crate::sequential;
use crate::wrapper::LayoutNodeLayoutData;
use app_units::Au;
use euclid::default::{Point2D, Rect, Size2D, Vector2D};
use euclid::Size2D as TypedSize2D;
use ipc_channel::ipc::IpcSender;
use msg::constellation_msg::PipelineId;
use script_layout_interface::rpc::TextIndexResponse;
@ -40,7 +41,7 @@ use style::dom::TElement;
use style::logical_geometry::{BlockFlowDirection, InlineBaseDirection, WritingMode};
use style::properties::{style_structs, LonghandId, PropertyDeclarationId, PropertyId};
use style::selector_parser::PseudoElement;
use style_traits::ToCss;
use style_traits::{CSSPixel, ToCss};
use webrender_api::ExternalScrollId;
/// Mutable data belonging to the LayoutThread.
@ -90,6 +91,9 @@ pub struct LayoutThreadData {
/// A queued response for the inner text of a given element.
pub element_inner_text_response: String,
/// A queued response for the viewport dimensions for a given browsing context.
pub inner_window_dimensions_response: Option<TypedSize2D<f32, CSSPixel>>,
}
pub struct LayoutRPCImpl(pub Arc<Mutex<LayoutThreadData>>);
@ -193,6 +197,12 @@ impl LayoutRPC for LayoutRPCImpl {
let rw_data = rw_data.lock().unwrap();
rw_data.element_inner_text_response.clone()
}
fn inner_window_dimensions(&self) -> Option<TypedSize2D<f32, CSSPixel>> {
let &LayoutRPCImpl(ref rw_data) = self;
let rw_data = rw_data.lock().unwrap();
rw_data.inner_window_dimensions_response.clone()
}
}
struct UnioningFragmentBorderBoxIterator {