cef/cef1/include/cef_print_handler.h

92 lines
4.4 KiB
C++

// Copyright (c) 2011 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// ---------------------------------------------------------------------------
//
// The contents of this file must follow a specific format in order to
// support the CEF translator tool. See the translator.README.txt file in the
// tools directory for more information.
//
#ifndef CEF_INCLUDE_CEF_PRINT_HANDLER_H_
#define CEF_INCLUDE_CEF_PRINT_HANDLER_H_
#pragma once
#include "include/cef_base.h"
#include "include/cef_browser.h"
#include "include/cef_frame.h"
///
// Implement this interface to handle events related to printing. The methods of
// this class will be called on the UI thread.
///
/*--cef(source=client)--*/
class CefPrintHandler : public virtual CefBase {
public:
///
// Called to allow customization of standard print options before the print
// dialog is displayed. |printOptions| allows specification of paper size,
// orientation and margins. Note that the specified margins may be adjusted if
// they are outside the range supported by the printer. All units are in
// inches. Return false to display the default print options or true to
// display the modified |printOptions|.
///
/*--cef()--*/
virtual bool GetPrintOptions(CefRefPtr<CefBrowser> browser,
CefPrintOptions& printOptions) { return false; }
///
// Called to format print headers and footers. |printInfo| contains platform-
// specific information about the printer context. |url| is the URL if the
// currently printing page, |title| is the title of the currently printing
// page, |currentPage| is the current page number and |maxPages| is the total
// number of pages. Six default header locations are provided by the
// implementation: top left, top center, top right, bottom left, bottom center
// and bottom right. To use one of these default locations just assign a
// string to the appropriate variable. To draw the header and footer yourself
// return true. Otherwise, populate the approprate variables and return false.
///
/*--cef()--*/
virtual bool GetPrintHeaderFooter(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
const CefPrintInfo& printInfo,
const CefString& url,
const CefString& title,
int currentPage,
int maxPages,
CefString& topLeft,
CefString& topCenter,
CefString& topRight,
CefString& bottomLeft,
CefString& bottomCenter,
CefString& bottomRight) { return false; }
};
#endif // CEF_INCLUDE_CEF_PRINT_HANDLER_H_