cef/libcef/browser/web_contents_dialog_helper.h
Ananyo Maiti 1669c0afbd Add print preview support (see issue #123)
Pass the `--enable-print-preview` command-line flag to enable. Currently only
supported on Windows and Linux.
2019-07-19 21:55:30 -04:00

52 lines
1.9 KiB
C++

// Copyright (c) 2019 The Chromium Embedded Framework 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 CEF_LIBCEF_BROWSER_WEB_CONTENTS_DIALOG_HELPER_H_
#define CEF_LIBCEF_BROWSER_WEB_CONTENTS_DIALOG_HELPER_H_
#pragma once
#include "base/callback_forward.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "components/web_modal/modal_dialog_host.h"
#include "components/web_modal/web_contents_modal_dialog_host.h"
#include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
class CefBrowserPlatformDelegate;
class CefWebContentsDialogHelper
: public web_modal::WebContentsModalDialogManagerDelegate,
public web_modal::WebContentsModalDialogHost {
public:
CefWebContentsDialogHelper(content::WebContents* web_contents,
CefBrowserPlatformDelegate* browser_delegate);
base::RepeatingClosure GetBoundsChangedCallback();
// web_modal::WebContentsModalDialogManagerDelegate methods:
bool IsWebContentsVisible(content::WebContents* web_contents) override;
web_modal::WebContentsModalDialogHost* GetWebContentsModalDialogHost()
override;
// web_modal::WebContentsModalDialogHost methods:
gfx::NativeView GetHostView() const override;
gfx::Point GetDialogPosition(const gfx::Size& size) override;
gfx::Size GetMaximumDialogSize() override;
void AddObserver(web_modal::ModalDialogHostObserver* observer) override;
void RemoveObserver(web_modal::ModalDialogHostObserver* observer) override;
private:
void OnBoundsChanged();
CefBrowserPlatformDelegate* const browser_delegate_;
// Used to notify WebContentsModalDialog.
base::ObserverList<web_modal::ModalDialogHostObserver>::Unchecked
observer_list_;
base::WeakPtrFactory<CefWebContentsDialogHelper> weak_factory_;
};
#endif // CEF_LIBCEF_BROWSER_WEB_CONTENTS_DIALOG_HELPER_H_