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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef HEADLESS_LIB_BROWSER_HEADLESS_WEB_CONTENTS_IMPL_H_
#define HEADLESS_LIB_BROWSER_HEADLESS_WEB_CONTENTS_IMPL_H_
#include <memory>
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/memory/scoped_refptr.h"
#include "base/observer_list.h"
#include "components/viz/common/frame_sinks/begin_frame_args.h"
#include "content/public/browser/render_process_host_observer.h"
#include "content/public/browser/web_contents_observer.h"
#include "headless/lib/browser/headless_window.h"
#include "headless/lib/browser/headless_window_delegate.h"
#include "headless/lib/browser/headless_window_tree_host.h"
#include "headless/public/headless_export.h"
#include "headless/public/headless_web_contents.h"
#include "headless/public/headless_window_state.h"
class SkBitmap;
namespace content {
class WebContents;
}
namespace gfx {
class Rect;
}
namespace headless {
class HeadlessBrowserImpl;
// Exported for tests.
class HEADLESS_EXPORT HeadlessWebContentsImpl : public HeadlessWebContents,
public HeadlessWindowDelegate {
public:
HeadlessWebContentsImpl(const HeadlessWebContentsImpl&) = delete;
HeadlessWebContentsImpl& operator=(const HeadlessWebContentsImpl&) = delete;
~HeadlessWebContentsImpl() override;
static HeadlessWebContentsImpl* From(HeadlessWebContents* web_contents);
static HeadlessWebContentsImpl* From(content::WebContents* web_contents);
static std::unique_ptr<HeadlessWebContentsImpl> Create(
HeadlessWebContents::Builder* builder);
// Takes ownership of |child_contents|.
static std::unique_ptr<HeadlessWebContentsImpl> CreateForChildContents(
HeadlessWebContentsImpl* parent,
std::unique_ptr<content::WebContents> child_contents);
content::WebContents* web_contents() const;
bool OpenURL(const GURL& url);
void Close() override;
HeadlessBrowserImpl* browser() const;
HeadlessBrowserContextImpl* browser_context() const;
void set_window_tree_host(std::unique_ptr<HeadlessWindowTreeHost> host) {
window_tree_host_ = std::move(host);
}
HeadlessWindowTreeHost* window_tree_host() const {
return window_tree_host_.get();
}
int window_id() const { return window_id_; }
// Set the WebContent's platform window visibility.
void SetVisible(bool visible);
// Set the WebContent's platform window state.
void SetWindowState(HeadlessWindowState window_state);
HeadlessWindowState GetWindowState() const;
// Set bounds of WebContent's platform window.
void SetBounds(const gfx::Rect& bounds);
bool begin_frame_control_enabled() const {
return begin_frame_control_enabled_;
}
using FrameFinishedCallback =
base::OnceCallback<void(bool /* has_damage */,
std::unique_ptr<SkBitmap>,
std::string /* error_message*/)>;
void BeginFrame(const base::TimeTicks& frame_timeticks,
const base::TimeTicks& deadline,
const base::TimeDelta& interval,
bool animate_only,
bool capture_screenshot,
FrameFinishedCallback frame_finished_callback);
// HeadlessWindowDelegate:
void OnVisibilityChanged() override;
void OnBoundsChanged(const gfx::Rect& old_bounds) override;
private:
explicit HeadlessWebContentsImpl(
std::unique_ptr<content::WebContents> web_contents);
void InitializeWindow(const gfx::Rect& bounds,
HeadlessWindowState window_state);
uint64_t begin_frame_sequence_number_ =
viz::BeginFrameArgs::kStartingFrameNumber;
bool begin_frame_control_enabled_ = false;
class Delegate;
std::unique_ptr<Delegate> web_contents_delegate_;
std::unique_ptr<HeadlessWindowTreeHost> window_tree_host_;
std::unique_ptr<HeadlessWindow> headless_window_;
int window_id_ = 0;
std::unique_ptr<content::WebContents> const web_contents_;
class PendingFrame;
base::WeakPtr<PendingFrame> pending_frame_;
};
} // namespace headless
#endif // HEADLESS_LIB_BROWSER_HEADLESS_WEB_CONTENTS_IMPL_H_
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