Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 1 | // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "printing/print_destination_interface.h" |
| 6 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 7 | #include "base/safe_numerics.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 8 | #include "base/win/metro.h" |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 9 | #include "win8/util/win8_util.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 10 | |
| 11 | namespace printing { |
| 12 | |
| 13 | class PrintDestinationWin : public PrintDestinationInterface { |
| 14 | public: |
| 15 | PrintDestinationWin() |
| 16 | : metro_set_print_page_count_(NULL), |
| 17 | metro_set_print_page_content_(NULL) { |
| 18 | HMODULE metro_module = base::win::GetMetroModule(); |
| 19 | if (metro_module != NULL) { |
| 20 | metro_set_print_page_count_ = |
| 21 | reinterpret_cast<MetroSetPrintPageCount>( |
| 22 | ::GetProcAddress(metro_module, "MetroSetPrintPageCount")); |
| 23 | metro_set_print_page_content_ = |
| 24 | reinterpret_cast<MetroSetPrintPageContent>( |
| 25 | ::GetProcAddress(metro_module, "MetroSetPrintPageContent")); |
| 26 | } |
| 27 | } |
| 28 | virtual void SetPageCount(int page_count) { |
| 29 | if (metro_set_print_page_count_) |
| 30 | metro_set_print_page_count_(page_count); |
| 31 | } |
| 32 | |
| 33 | virtual void SetPageContent(int page_number, |
| 34 | void* content, |
| 35 | size_t content_size) { |
| 36 | if (metro_set_print_page_content_) |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 37 | metro_set_print_page_content_(page_number - 1, content, |
| 38 | base::checked_numeric_cast<UINT32>(content_size)); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 39 | } |
| 40 | private: |
| 41 | typedef void (*MetroSetPrintPageCount)(INT); |
| 42 | typedef void (*MetroSetPrintPageContent)(INT, VOID*, UINT32); |
| 43 | MetroSetPrintPageCount metro_set_print_page_count_; |
| 44 | MetroSetPrintPageContent metro_set_print_page_content_; |
| 45 | }; |
| 46 | |
| 47 | PrintDestinationInterface* CreatePrintDestination() { |
| 48 | // We currently only support the Metro print destination. |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 49 | if (win8::IsSingleWindowMetroMode()) |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 50 | return new PrintDestinationWin; |
| 51 | else |
| 52 | return NULL; |
| 53 | } |
| 54 | |
| 55 | } // namespace printing |