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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.
#ifndef HEADLESS_PUBLIC_WEB_CONTENTS_H_
#define HEADLESS_PUBLIC_WEB_CONTENTS_H_
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "headless/public/headless_export.h"
#include "url/gurl.h"
class SkBitmap;
namespace content {
class WebContents;
}
namespace headless {
class WebFrame;
// Class representing contents of a browser tab.
// Should be accessed from browser main thread.
class HEADLESS_EXPORT WebContents {
public:
virtual ~WebContents() {}
class Observer {
public:
// Will be called on browser thread.
virtual void DidNavigateMainFrame() = 0;
virtual void DocumentOnLoadCompletedInMainFrame() = 0;
virtual void OnLoadProgressChanged(double progress) = 0;
virtual void AddMessageToConsole(const std::string& message) = 0;
virtual bool ShouldSuppressDialogs(WebContents* source) = 0;
virtual void OnModalAlertDialog(const std::string& message) = 0;
virtual bool OnModalConfirmDialog(const std::string& message) = 0;
virtual std::string OnModalPromptDialog(
const std::string& message,
const std::string& default_value) = 0;
protected:
explicit Observer(WebContents* web_contents);
virtual ~Observer();
private:
class ObserverImpl;
scoped_ptr<ObserverImpl> observer_;
DISALLOW_COPY_AND_ASSIGN(Observer);
};
class Settings {
virtual void SetWebSecurityEnabled(bool enabled) = 0;
virtual void SetLocalStorageEnabled(bool enabled) = 0;
virtual void SetJavaScriptCanOpenWindowsAutomatically(bool enabled) = 0;
virtual void SetAllowScriptsToCloseWindows(bool enabled) = 0;
virtual void SetImagesEnabled(bool enabled) = 0;
virtual void SetJavascriptEnabled(bool enabled) = 0;
virtual void SetXSSAuditorEnabled(bool enabled) = 0;
virtual void SetDefaultTextEncoding(const std::string& encoding) = 0;
};
virtual Settings* GetSettings() = 0;
virtual const Settings* GetSettings() const = 0;
virtual NavigationController* GetController() = 0;
virtual const NavigationController* GetController() const = 0;
virtual std::string GetTitle() const = 0;
virtual const GURL& GetVisibleURL() const = 0;
virtual const GURL& GetLastCommittedURL() const = 0;
virtual bool IsLoading() const = 0;
virtual bool SetViewportSize(const gfx::Size& size) const = 0;
// Returns main frame for web page. Note that the returned interface should
// only be used on the renderer main thread.
virtual WebFrame* GetMainFrame() = 0;
// Requests browser tab to navigate to given url.
virtual void OpenURL(const GURL& url) = 0;
using ScreenshotCallback = base::Callback<void(scoped_ptr<SkBitmap>)>;
// Requests an image of web contents.
virtual void GetScreenshot(const ScreenshotCallback& callback) = 0;
protected:
virtual content::WebContents* web_contents() = 0;
private:
DISALLOW_COPY_AND_ASSIGN(WebContents);
};
} // namespace headless
#endif // HEADLESS_PUBLIC_WEB_CONTENTS_H_
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