| // Copyright (c) 2014 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_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(int device_units_per_inch) { |
| return CefSize(); |
| } |
| }; |
| |
| #endif // CEF_INCLUDE_CEF_PRINT_HANDLER_H_ |