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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/html_viewer/document_resource_waiter.h"
#include "components/html_viewer/global_state.h"
#include "components/html_viewer/html_document_oopif.h"
#include "components/html_viewer/html_frame_tree_manager.h"
#include "components/view_manager/public/cpp/view.h"
namespace html_viewer {
DocumentResourceWaiter::DocumentResourceWaiter(GlobalState* global_state,
mojo::URLResponsePtr response,
HTMLDocumentOOPIF* document)
: global_state_(global_state),
document_(document),
response_(response.Pass()),
root_(nullptr),
change_id_(0u),
frame_tree_client_binding_(this) {}
DocumentResourceWaiter::~DocumentResourceWaiter() {
}
void DocumentResourceWaiter::Release(
mojo::InterfaceRequest<mandoline::FrameTreeClient>*
frame_tree_client_request,
mandoline::FrameTreeServerPtr* frame_tree_server,
mojo::Array<mandoline::FrameDataPtr>* frame_data,
uint32_t* change_id) {
DCHECK(IsReady());
*frame_tree_client_request = frame_tree_client_request_.Pass();
*frame_tree_server = server_.Pass();
*frame_data = frame_data_.Pass();
*change_id = change_id_;
}
mojo::URLResponsePtr DocumentResourceWaiter::ReleaseURLResponse() {
return response_.Pass();
}
bool DocumentResourceWaiter::IsReady() const {
return root_ && root_->viewport_metrics().device_pixel_ratio != 0.0f &&
!frame_data_.is_null();
}
void DocumentResourceWaiter::Bind(
mojo::InterfaceRequest<mandoline::FrameTreeClient> request) {
if (frame_tree_client_binding_.is_bound() || !frame_data_.is_null()) {
DVLOG(1) << "Request for FrameTreeClient after already supplied one";
return;
}
frame_tree_client_binding_.Bind(request.Pass());
}
void DocumentResourceWaiter::OnConnect(
mandoline::FrameTreeServerPtr server,
uint32 change_id,
mojo::Array<mandoline::FrameDataPtr> frame_data) {
DCHECK(frame_data_.is_null());
change_id_ = change_id;
server_ = server.Pass();
frame_data_ = frame_data.Pass();
CHECK(frame_data_.size() > 0u);
frame_tree_client_request_ = frame_tree_client_binding_.Unbind();
if (IsReady())
document_->LoadIfNecessary();
}
void DocumentResourceWaiter::OnFrameAdded(uint32 change_id,
mandoline::FrameDataPtr frame_data) {
// It is assumed we receive OnConnect() (which unbinds) before anything else.
NOTREACHED();
}
void DocumentResourceWaiter::OnFrameRemoved(uint32 change_id,
uint32_t frame_id) {
// It is assumed we receive OnConnect() (which unbinds) before anything else.
NOTREACHED();
}
void DocumentResourceWaiter::OnFrameClientPropertyChanged(
uint32_t frame_id,
const mojo::String& name,
mojo::Array<uint8_t> new_value) {
// It is assumed we receive OnConnect() (which unbinds) before anything else.
NOTREACHED();
}
void DocumentResourceWaiter::OnPostMessageEvent(
uint32_t source_frame_id,
uint32_t target_frame_id,
mandoline::HTMLMessageEventPtr event) {
// It is assumed we receive OnConnect() (which unbinds) before anything else.
NOTREACHED();
}
} // namespace html_viewer
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