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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "headless/lib/browser/protocol/browser_handler.h"
#include "base/functional/bind.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/web_contents.h"
#include "headless/lib/browser/headless_browser_impl.h"
#include "headless/lib/browser/headless_web_contents_impl.h"
#include "headless/lib/browser/protocol/target_handler.h"
#include "headless/public/headless_window_state.h"
namespace headless {
namespace protocol {
namespace {
std::unique_ptr<Browser::Bounds> CreateBrowserBounds(
const HeadlessWebContentsImpl* web_contents) {
gfx::Rect bounds = web_contents->web_contents()->GetContainerBounds();
return Browser::Bounds::Create()
.SetLeft(bounds.x())
.SetTop(bounds.y())
.SetWidth(bounds.width())
.SetHeight(bounds.height())
.SetWindowState(GetProtocolWindowState(web_contents->GetWindowState()))
.Build();
}
} // namespace
BrowserHandler::BrowserHandler(HeadlessBrowserImpl* browser,
const std::string& target_id)
: browser_(browser), target_id_(target_id) {}
BrowserHandler::~BrowserHandler() = default;
void BrowserHandler::Wire(UberDispatcher* dispatcher) {
Browser::Dispatcher::wire(dispatcher, this);
}
Response BrowserHandler::Disable() {
return Response::Success();
}
Response BrowserHandler::GetWindowForTarget(
std::optional<std::string> target_id,
int* out_window_id,
std::unique_ptr<Browser::Bounds>* out_bounds) {
auto agent_host =
content::DevToolsAgentHost::GetForId(target_id.value_or(target_id_));
HeadlessWebContentsImpl* web_contents =
HeadlessWebContentsImpl::From(agent_host->GetWebContents());
if (!web_contents)
return Response::ServerError("No web contents for the given target id");
*out_window_id = web_contents->window_id();
*out_bounds = CreateBrowserBounds(web_contents);
return Response::Success();
}
Response BrowserHandler::GetWindowBounds(
int window_id,
std::unique_ptr<Browser::Bounds>* out_bounds) {
HeadlessWebContentsImpl* web_contents =
browser_->GetWebContentsForWindowId(window_id);
if (!web_contents)
return Response::ServerError("Browser window not found");
*out_bounds = CreateBrowserBounds(web_contents);
return Response::Success();
}
Response BrowserHandler::Close() {
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&HeadlessBrowserImpl::Shutdown, browser_->GetWeakPtr()));
return Response::Success();
}
Response BrowserHandler::SetWindowBounds(
int window_id,
std::unique_ptr<Browser::Bounds> window_bounds) {
HeadlessWebContentsImpl* web_contents =
browser_->GetWebContentsForWindowId(window_id);
if (!web_contents)
return Response::ServerError("Browser window not found");
const bool set_bounds = window_bounds->HasLeft() || window_bounds->HasTop() ||
window_bounds->HasWidth() ||
window_bounds->HasHeight();
std::optional<HeadlessWindowState> headless_window_state;
if (window_bounds->HasWindowState()) {
std::string protocol_window_state = window_bounds->GetWindowState().value();
headless_window_state = GetWindowStateFromProtocol(protocol_window_state);
if (!headless_window_state) {
return Response::InvalidParams("Invalid window state: " +
protocol_window_state);
}
if (set_bounds && headless_window_state != HeadlessWindowState::kNormal) {
return Response::InvalidParams(
"The 'minimized', 'maximized' and 'fullscreen' states cannot be "
"combined with 'left', 'top', 'width' or 'height'");
}
}
if (set_bounds &&
web_contents->GetWindowState() != HeadlessWindowState::kNormal) {
return Response::InvalidParams(
"To resize minimized/maximized/fullscreen window, restore it to normal "
"state first.");
}
// Set the requested or normal window state. Note that this will update window
// position according to the requested window state if necessary.
web_contents->SetWindowState(
headless_window_state.value_or(HeadlessWindowState::kNormal));
if (set_bounds) {
gfx::Rect bounds = web_contents->web_contents()->GetContainerBounds();
bounds.set_x(window_bounds->GetLeft(bounds.x()));
bounds.set_y(window_bounds->GetTop(bounds.y()));
bounds.set_width(window_bounds->GetWidth(bounds.width()));
bounds.set_height(window_bounds->GetHeight(bounds.height()));
web_contents->SetBounds(bounds);
}
return Response::Success();
}
protocol::Response BrowserHandler::SetDockTile(
std::optional<std::string> label,
std::optional<protocol::Binary> image) {
return Response::Success();
}
} // namespace protocol
} // namespace headless
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