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// Copyright 2017 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/headless_browser_impl.h"
#include <memory>
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/browser/web_contents.h"
#include "headless/lib/browser/headless_screen.h"
#include "headless/lib/browser/headless_web_contents_impl.h"
#include "headless/lib/browser/headless_window_tree_host.h"
#include "ui/aura/env.h"
#include "ui/aura/window.h"
#include "ui/display/screen.h"
#include "ui/events/devices/device_data_manager.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/native_widget_types.h"
namespace headless {
void HeadlessBrowserImpl::PlatformInitialize() {
HeadlessScreen* screen = HeadlessScreen::Create(options()->window_size,
options()->screen_info_spec);
display::Screen::SetScreenInstance(screen);
}
void HeadlessBrowserImpl::PlatformStart() {
DCHECK(aura::Env::GetInstance());
ui::DeviceDataManager::CreateInstance();
}
void HeadlessBrowserImpl::PlatformInitializeWebContents(
HeadlessWebContentsImpl* web_contents) {
auto window_tree_host = std::make_unique<HeadlessWindowTreeHost>(
web_contents->begin_frame_control_enabled());
window_tree_host->InitHost();
gfx::NativeWindow parent_window = window_tree_host->window();
parent_window->Show();
window_tree_host->SetParentWindow(parent_window);
web_contents->set_window_tree_host(std::move(window_tree_host));
gfx::NativeView native_view = web_contents->web_contents()->GetNativeView();
DCHECK(!parent_window->Contains(native_view));
parent_window->AddChild(native_view);
native_view->Show();
}
void HeadlessBrowserImpl::PlatformSetWebContentsBounds(
HeadlessWebContentsImpl* web_contents,
const gfx::Rect& bounds) {
// Aura windows hierarchy in headless shell:
// RootWindow
// WebContentsViewAura
// RenderWidgetHostViewAura
// Update WebContentsViewAura. This also updates RenderWidgetHostViewAura.
if (gfx::NativeView native_view =
web_contents->web_contents()->GetNativeView()) {
native_view->SetBounds(bounds);
}
// Update RootWindow.
HeadlessWindowTreeHost* host = web_contents->window_tree_host();
host->window()->SetBounds(bounds);
host->SetBoundsInPixels(bounds);
}
ui::Compositor* HeadlessBrowserImpl::PlatformGetCompositor(
HeadlessWebContentsImpl* web_contents) {
return web_contents->window_tree_host()->compositor();
}
} // namespace headless
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