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// 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_print_settings.h"

///

/// Callback interface for asynchronous continuation of print dialog requests.

///

/*--cef(source=library)--*/

class CefPrintDialogCallback : public virtual CefBaseRefCounted {

public:

///

/// Continue printing with the specified |settings|.

///

/*--cef(capi_name=cont)--*/

virtual void Continue(CefRefPtr<CefPrintSettings> settings) = 0;

///

/// Cancel the printing.

///

/*--cef()--*/

virtual void Cancel() = 0;

};

///

/// Callback interface for asynchronous continuation of print job requests.

///

/*--cef(source=library)--*/

class CefPrintJobCallback : public virtual CefBaseRefCounted {

public:

///

/// Indicate completion of the print job.

///

/*--cef(capi_name=cont)--*/

virtual void Continue() = 0;

};

///

/// Implement this interface to handle printing on Linux. Each browser will have

/// only one print job in progress at a time. The methods of this class will be

/// called on the browser process UI thread.

///

/*--cef(source=client)--*/

class CefPrintHandler : public virtual CefBaseRefCounted {

public:

///

/// Called when printing has started for the specified |browser|. This method

/// will be called before the other OnPrint*() methods and irrespective of how

/// printing was initiated (e.g. CefBrowserHost::Print(), JavaScript

/// window.print() or PDF extension print button).

///

/*--cef()--*/

virtual void OnPrintStart(CefRefPtr<CefBrowser> browser) = 0;

///

/// Synchronize |settings| with client state. If |get_defaults| is true then

/// populate |settings| with the default print settings. Do not keep a

/// reference to |settings| outside of this callback.

///

/*--cef()--*/

virtual void OnPrintSettings(CefRefPtr<CefBrowser> browser,

CefRefPtr<CefPrintSettings> settings,

bool get_defaults) = 0;

///

/// Show the print dialog. Execute |callback| once the dialog is dismissed.

/// Return true if the dialog will be displayed or false to cancel the

/// printing immediately.

///

/*--cef()--*/

virtual bool OnPrintDialog(CefRefPtr<CefBrowser> browser,

bool has_selection,

CefRefPtr<CefPrintDialogCallback> callback) = 0;

///

/// Send the print job to the printer. Execute |callback| once the job is

/// completed. Return true if the job will proceed or false to cancel the job

/// immediately.

///

/*--cef()--*/

virtual bool OnPrintJob(CefRefPtr<CefBrowser> browser,

const CefString& document_name,

const CefString& pdf_file_path,

CefRefPtr<CefPrintJobCallback> callback) = 0;

///

/// Reset client state related to printing.

///

/*--cef()--*/

virtual void OnPrintReset(CefRefPtr<CefBrowser> browser) = 0;

///

/// Return the PDF paper size in device units. Used in combination with

/// CefBrowserHost::PrintToPDF().

///

/*--cef()--*/

virtual CefSize GetPdfPaperSize(CefRefPtr<CefBrowser> browser,

int device_units_per_inch) {

return CefSize();

}

};

#endif // CEF_INCLUDE_CEF_PRINT_HANDLER_H_

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