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Notify embedder when history changes

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This commit is contained in:
Paul Rouget 2017-04-07 06:27:30 +02:00
parent 485a4de729
commit e493548135
6 changed files with 111 additions and 77 deletions
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21
components/compositing/compositor.rs
View file

@ -494,10 +494,6 @@ impl<Window: WindowMethods> IOCompositor<Window> {
self.change_page_title(pipeline_id, title);
}
(Msg::ChangePageUrl(pipeline_id, url), ShutdownState::NotShuttingDown) => {
self.change_page_url(pipeline_id, url);
}
(Msg::SetFrameTree(frame_tree, response_chan),
ShutdownState::NotShuttingDown) => {
self.set_frame_tree(&frame_tree, response_chan);
@ -532,11 +528,11 @@ impl<Window: WindowMethods> IOCompositor<Window> {
self.window.status(message);
}
(Msg::LoadStart(back, forward), ShutdownState::NotShuttingDown) => {
self.window.load_start(back, forward);
(Msg::LoadStart, ShutdownState::NotShuttingDown) => {
self.window.load_start();
}
(Msg::LoadComplete(back, forward, root), ShutdownState::NotShuttingDown) => {
(Msg::LoadComplete, ShutdownState::NotShuttingDown) => {
self.got_load_complete_message = true;
// If we're painting in headless mode, schedule a recomposite.
@ -547,7 +543,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
// Inform the embedder that the load has finished.
//
// TODO(pcwalton): Specify which frame's load completed.
self.window.load_end(back, forward, root);
self.window.load_end();
}
(Msg::AllowNavigation(url, response_chan), ShutdownState::NotShuttingDown) => {
@ -625,6 +621,10 @@ impl<Window: WindowMethods> IOCompositor<Window> {
self.window.head_parsed();
}
(Msg::HistoryChanged(entries, current), ShutdownState::NotShuttingDown) => {
self.window.history_changed(entries, current);
}
(Msg::PipelineVisibilityChanged(pipeline_id, visible), ShutdownState::NotShuttingDown) => {
self.pipeline_details(pipeline_id).visible = visible;
if visible {
@ -720,10 +720,6 @@ impl<Window: WindowMethods> IOCompositor<Window> {
}
}
fn change_page_url(&mut self, _: PipelineId, url: ServoUrl) {
self.window.set_page_url(url);
}
fn set_frame_tree(&mut self,
frame_tree: &SendableFrameTree,
response_chan: IpcSender<()>) {
@ -923,7 +919,6 @@ impl<Window: WindowMethods> IOCompositor<Window> {
self.got_load_complete_message = false;
match ServoUrl::parse(&url_string) {
Ok(url) => {
self.window.set_page_url(url.clone());
let msg = match self.root_pipeline {
Some(ref pipeline) => ConstellationMsg::LoadUrl(pipeline.id, LoadData::new(url, None, None)),
None => ConstellationMsg::InitLoadUrl(url)

20
components/compositing/compositor_thread.rs
View file

@ -14,7 +14,7 @@ use msg::constellation_msg::{Key, KeyModifiers, KeyState, PipelineId};
use net_traits::image::base::Image;
use profile_traits::mem;
use profile_traits::time;
use script_traits::{AnimationState, ConstellationMsg, EventResult};
use script_traits::{AnimationState, ConstellationMsg, EventResult, LoadData};
use servo_url::ServoUrl;
use std::fmt::{Debug, Error, Formatter};
use std::sync::mpsc::{Receiver, Sender};
@ -76,16 +76,16 @@ pub enum Msg {
ScrollFragmentPoint(PipelineId, ScrollRootId, Point2D<f32>, bool),
/// Alerts the compositor that the current page has changed its title.
ChangePageTitle(PipelineId, Option<String>),
/// Alerts the compositor that the current page has changed its URL.
ChangePageUrl(PipelineId, ServoUrl),
/// Alerts the compositor that the given pipeline has changed whether it is running animations.
ChangeRunningAnimationsState(PipelineId, AnimationState),
/// Replaces the current frame tree, typically called during main frame navigation.
SetFrameTree(SendableFrameTree, IpcSender<()>),
/// The load of a page has begun: (can go back, can go forward).
LoadStart(bool, bool),
/// The load of a page has completed: (can go back, can go forward, is root frame).
LoadComplete(bool, bool, bool),
/// The load of a page has begun
LoadStart,
/// The load of a page has completed
LoadComplete,
/// The history state has changed.
HistoryChanged(Vec<LoadData>, usize),
/// Wether or not to follow a link
AllowNavigation(ServoUrl, IpcSender<bool>),
/// We hit the delayed composition timeout. (See `delayed_composition.rs`.)
@ -143,11 +143,11 @@ impl Debug for Msg {
Msg::ScrollFragmentPoint(..) => write!(f, "ScrollFragmentPoint"),
Msg::ChangeRunningAnimationsState(..) => write!(f, "ChangeRunningAnimationsState"),
Msg::ChangePageTitle(..) => write!(f, "ChangePageTitle"),
Msg::ChangePageUrl(..) => write!(f, "ChangePageUrl"),
Msg::SetFrameTree(..) => write!(f, "SetFrameTree"),
Msg::LoadComplete(..) => write!(f, "LoadComplete"),
Msg::LoadComplete => write!(f, "LoadComplete"),
Msg::AllowNavigation(..) => write!(f, "AllowNavigation"),
Msg::LoadStart(..) => write!(f, "LoadStart"),
Msg::LoadStart => write!(f, "LoadStart"),
Msg::HistoryChanged(..) => write!(f, "HistoryChanged"),
Msg::DelayedCompositionTimeout(..) => write!(f, "DelayedCompositionTimeout"),
Msg::Recomposite(..) => write!(f, "Recomposite"),
Msg::KeyEvent(..) => write!(f, "KeyEvent"),

10
components/compositing/windowing.rs
View file

@ -13,7 +13,7 @@ use euclid::size::TypedSize2D;
use gleam::gl;
use msg::constellation_msg::{Key, KeyModifiers, KeyState};
use net_traits::net_error_list::NetError;
use script_traits::{DevicePixel, MouseButton, TouchEventType, TouchId, TouchpadPressurePhase};
use script_traits::{DevicePixel, LoadData, MouseButton, TouchEventType, TouchId, TouchpadPressurePhase};
use servo_geometry::DeviceIndependentPixel;
use servo_url::ServoUrl;
use std::fmt::{Debug, Error, Formatter};
@ -129,20 +129,20 @@ pub trait WindowMethods {
/// Sets the page title for the current page.
fn set_page_title(&self, title: Option<String>);
/// Sets the load data for the current page.
fn set_page_url(&self, url: ServoUrl);
/// Called when the browser chrome should display a status message.
fn status(&self, Option<String>);
/// Called when the browser has started loading a frame.
fn load_start(&self, back: bool, forward: bool);
fn load_start(&self);
/// Called when the browser is done loading a frame.
fn load_end(&self, back: bool, forward: bool, root: bool);
fn load_end(&self);
/// Called when the browser encounters an error while loading a URL
fn load_error(&self, code: NetError, url: String);
/// Wether or not to follow a link
fn allow_navigation(&self, url: ServoUrl) -> bool;
/// Called when the <head> tag has finished parsing
fn head_parsed(&self);
/// Called when the history state has changed.
fn history_changed(&self, Vec<LoadData>, usize);
/// Returns the scale factor of the system (device pixels / device independent pixels).
fn hidpi_factor(&self) -> ScaleFactor<f32, DeviceIndependentPixel, DevicePixel>;

75
components/constellation/constellation.rs
View file

@ -1351,7 +1351,6 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
load_data: load_data,
replace_instant: None,
});
self.compositor_proxy.send(ToCompositorMsg::ChangePageUrl(root_pipeline_id, url));
}
fn handle_frame_size_msg(&mut self,
@ -1664,11 +1663,8 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
}
}
fn handle_load_start_msg(&mut self, pipeline_id: PipelineId) {
let frame_id = self.get_top_level_frame_for_pipeline(pipeline_id);
let forward = !self.joint_session_future_is_empty(frame_id);
let back = !self.joint_session_past_is_empty(frame_id);
self.compositor_proxy.send(ToCompositorMsg::LoadStart(back, forward));
fn handle_load_start_msg(&mut self, _pipeline_id: PipelineId) {
self.compositor_proxy.send(ToCompositorMsg::LoadStart);
}
fn handle_load_complete_msg(&mut self, pipeline_id: PipelineId) {
@ -1683,11 +1679,7 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
if webdriver_reset {
self.webdriver.load_channel = None;
}
let frame_id = self.get_top_level_frame_for_pipeline(pipeline_id);
let forward = !self.joint_session_future_is_empty(frame_id);
let back = !self.joint_session_past_is_empty(frame_id);
let root = self.root_frame_id == frame_id;
self.compositor_proxy.send(ToCompositorMsg::LoadComplete(back, forward, root));
self.compositor_proxy.send(ToCompositorMsg::LoadComplete);
self.handle_subframe_loaded(pipeline_id);
}
@ -2102,6 +2094,7 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
// Deactivate the old pipeline, and activate the new one.
self.update_activity(old_pipeline_id);
self.update_activity(pipeline_id);
self.notify_history_changed(pipeline_id);
// Set paint permissions correctly for the compositor layers.
self.send_frame_tree();
@ -2124,6 +2117,64 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
}
}
fn notify_history_changed(&self, pipeline_id: PipelineId) {
// Send a flat projection of the history.
// The final vector is a concatenation of the LoadData of the past entries,
// the current entry and the future entries.
// LoadData of inner frames are ignored and replaced with the LoadData of the parent.
let top_level_frame_id = self.get_top_level_frame_for_pipeline(pipeline_id);
// Ignore LoadData of non-top-level frames.
let keep_load_data_if_top_frame = |state: &FrameState| {
match state.pipeline_id {
None => Some(state.load_data.clone()),
Some(pipeline_id) => {
match self.pipelines.get(&pipeline_id) {
None => Some(state.load_data.clone()),
Some(pipeline) => match pipeline.parent_info {
None => Some(state.load_data.clone()),
Some(_) => None,
}
}
}
}
};
// If LoadData was ignored, use the LoadData of the previous FrameState, which
// is the LoadData of the parent frame.
let resolve_load_data = |previous_load_data: &mut LoadData, load_data| {
let load_data = match load_data {
None => previous_load_data.clone(),
Some(load_data) => load_data,
};
*previous_load_data = load_data.clone();
Some(load_data)
};
let current_load_data = match self.frames.get(&top_level_frame_id) {
Some(frame) => frame.load_data.clone(),
None => return warn!("notify_history_changed error after top-level frame closed."),
};
let mut entries: Vec<LoadData> = self.joint_session_past(top_level_frame_id)
.map(&keep_load_data_if_top_frame)
.scan(current_load_data.clone(), &resolve_load_data)
.collect();
entries.reverse();
let current_index = entries.len();
entries.push(current_load_data.clone());
entries.extend(self.joint_session_future(top_level_frame_id)
.map(&keep_load_data_if_top_frame)
.scan(current_load_data.clone(), &resolve_load_data));
self.compositor_proxy.send(ToCompositorMsg::HistoryChanged(entries, current_index));
}
fn get_top_level_frame_for_pipeline(&self, mut pipeline_id: PipelineId) -> FrameId {
if PREFS.is_mozbrowser_enabled() {
loop {
@ -2197,6 +2248,7 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
if new_frame {
self.new_frame(frame_change.frame_id, frame_change.new_pipeline_id, frame_change.load_data);
self.update_activity(frame_change.new_pipeline_id);
self.notify_history_changed(frame_change.new_pipeline_id);
};
if let Some(old_pipeline_id) = navigated {
@ -2206,6 +2258,7 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
// Clear the joint session future
let top_level_frame_id = self.get_top_level_frame_for_pipeline(frame_change.new_pipeline_id);
self.clear_joint_session_future(top_level_frame_id);
self.notify_history_changed(frame_change.new_pipeline_id);
}
if location_changed {

46
ports/cef/window.rs
View file

@ -26,7 +26,7 @@ use euclid::size::{Size2D, TypedSize2D};
use gleam::gl;
use msg::constellation_msg::{Key, KeyModifiers};
use net_traits::net_error_list::NetError;
use script_traits::DevicePixel;
use script_traits::{DevicePixel, LoadData};
use servo_geometry::DeviceIndependentPixel;
use std::cell::RefCell;
use std::ffi::CString;
@ -350,15 +350,15 @@ impl WindowMethods for Window {
}
}
fn load_start(&self, back: bool, forward: bool) {
fn load_start(&self) {
let browser = self.cef_browser.borrow();
let browser = match *browser {
None => return,
Some(ref browser) => browser,
};
let back = browser.downcast().back.get();
let forward = browser.downcast().forward.get();
browser.downcast().loading.set(true);
browser.downcast().back.set(back);
browser.downcast().forward.set(forward);
browser.downcast().favicons.borrow_mut().clear();
if check_ptr_exist!(browser.get_host().get_client(), get_load_handler) &&
check_ptr_exist!(browser.get_host().get_client().get_load_handler(), on_loading_state_change) {
@ -369,16 +369,16 @@ impl WindowMethods for Window {
}
}
fn load_end(&self, back: bool, forward: bool, _: bool) {
fn load_end(&self) {
// FIXME(pcwalton): The status code 200 is a lie.
let browser = self.cef_browser.borrow();
let browser = match *browser {
None => return,
Some(ref browser) => browser,
};
let back = browser.downcast().back.get();
let forward = browser.downcast().forward.get();
browser.downcast().loading.set(false);
browser.downcast().back.set(back);
browser.downcast().forward.set(forward);
if check_ptr_exist!(browser.get_host().get_client(), get_load_handler) &&
check_ptr_exist!(browser.get_host().get_client().get_load_handler(), on_loading_state_change) {
browser.get_host()
@ -448,20 +448,21 @@ impl WindowMethods for Window {
}
}
fn set_page_url(&self, url: ServoUrl) {
// it seems to be the case that load start is always called
// IMMEDIATELY before address change, so just stick it here
on_load_start(self);
fn history_changed(&self, history: Vec<LoadData>, current: usize) {
let browser = self.cef_browser.borrow();
let browser = match *browser {
None => return,
Some(ref browser) => browser,
};
let can_go_back = current > 0;
let can_go_forward = current < history.len() - 1;
browser.downcast().back.set(can_go_back);
browser.downcast().forward.set(can_go_forward);
let frame = browser.get_main_frame();
let servoframe = frame.downcast();
// FIXME(https://github.com/rust-lang/rust/issues/23338)
let mut frame_url = servoframe.url.borrow_mut();
*frame_url = url.into_string();
let mut frame_url = frame.downcast().url.borrow_mut();
*frame_url = history[current].url.to_string();
let utf16_chars: Vec<u16> = frame_url.encode_utf16().collect();
if check_ptr_exist!(browser.get_host().get_client(), get_display_handler) &&
check_ptr_exist!(browser.get_host().get_client().get_display_handler(), on_address_change) {
@ -516,21 +517,6 @@ impl CompositorProxy for CefCompositorProxy {
}
}
fn on_load_start(window: &Window) {
let browser = window.cef_browser.borrow();
let browser = match *browser {
None => return,
Some(ref browser) => browser,
};
if check_ptr_exist!(browser.get_host().get_client(), get_load_handler) &&
check_ptr_exist!(browser.get_host().get_client().get_load_handler(), on_load_start) {
browser.get_host()
.get_client()
.get_load_handler()
.on_load_start((*browser).clone(), browser.get_main_frame());
}
}
#[cfg(target_os="macos")]
pub fn app_wakeup() {
use cocoa::appkit::{NSApp, NSApplication, NSApplicationDefined};

16
ports/glutin/window.rs
View file

@ -27,7 +27,7 @@ use msg::constellation_msg::{ALT, CONTROL, KeyState, NONE, SHIFT, SUPER};
use net_traits::net_error_list::NetError;
#[cfg(any(target_os = "linux", target_os = "macos"))]
use osmesa_sys;
use script_traits::{DevicePixel, TouchEventType, TouchpadPressurePhase};
use script_traits::{DevicePixel, LoadData, TouchEventType, TouchpadPressurePhase};
use servo_config::opts;
use servo_config::prefs::PREFS;
use servo_config::resource_files;
@ -1001,18 +1001,14 @@ impl WindowMethods for Window {
}
}
fn set_page_url(&self, url: ServoUrl) {
*self.current_url.borrow_mut() = Some(url);
}
fn status(&self, _: Option<String>) {
}
fn load_start(&self, _: bool, _: bool) {
fn load_start(&self) {
}
fn load_end(&self, _: bool, _: bool, root: bool) {
if root && opts::get().no_native_titlebar {
fn load_end(&self) {
if opts::get().no_native_titlebar {
match self.kind {
WindowKind::Window(ref window) => {
window.show();
@ -1022,6 +1018,10 @@ impl WindowMethods for Window {
}
}
fn history_changed(&self, history: Vec<LoadData>, current: usize) {
*self.current_url.borrow_mut() = Some(history[current].url.clone());
}
fn load_error(&self, _: NetError, _: String) {
}