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Diffstat (limited to 'win8/metro_driver/print_handler.h')
-rw-r--r-- | win8/metro_driver/print_handler.h | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/win8/metro_driver/print_handler.h b/win8/metro_driver/print_handler.h deleted file mode 100644 index f0779cf..0000000 --- a/win8/metro_driver/print_handler.h +++ /dev/null @@ -1,116 +0,0 @@ -// Copyright (c) 2012 The Chromium 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 CHROME_BROWSER_UI_METRO_DRIVER_PRINT_HANDLER_H_ -#define CHROME_BROWSER_UI_METRO_DRIVER_PRINT_HANDLER_H_ - -#include <windows.media.playto.h> -#include <windows.graphics.printing.h> -#include <windows.ui.core.h> - -#include "base/synchronization/lock.h" -#include "base/threading/thread.h" -#include "win8/metro_driver/print_document_source.h" -#include "win8/metro_driver/winrt_utils.h" - -namespace base { - -class Lock; - -} // namespace base - -namespace metro_driver { - -// This class handles the print aspect of the devices charm. -class PrintHandler { - public: - PrintHandler(); - ~PrintHandler(); - - HRESULT Initialize(winui::Core::ICoreWindow* window); - - // Called by the exported C functions. - static void EnablePrinting(bool printing_enabled); - static void SetPageCount(size_t page_count); - static void AddPage(size_t page_number, IStream* metafile_stream); - static void ShowPrintUI(); - - private: - // Callbacks from Metro. - HRESULT OnPrintRequested( - wingfx::Printing::IPrintManager* print_mgr, - wingfx::Printing::IPrintTaskRequestedEventArgs* event_args); - - HRESULT OnPrintTaskSourceRequest( - wingfx::Printing::IPrintTaskSourceRequestedArgs* args); - - HRESULT OnCompleted(wingfx::Printing::IPrintTask* task, - wingfx::Printing::IPrintTaskCompletedEventArgs* args); - // Utility methods. - void ClearPrintTask(); - float GetLogicalDpi(); - - // Callback from Metro and entry point called on lockable thread. - HRESULT LogicalDpiChanged(IInspectable *sender); - static void OnLogicalDpiChanged(float dpi); - - // Called on the lockable thread to set/release the doc. - static void SetPrintDocumentSource( - const mswr::ComPtr<PrintDocumentSource>& print_document_source); - static void ReleasePrintDocumentSource(); - - // Called on the lockable thread for the exported C functions. - static void OnEnablePrinting(bool printing_enabled); - static void OnSetPageCount(size_t page_count); - static void OnAddPage(size_t page_number, - mswr::ComPtr<IStream> metafile_stream); - - // Opens the prit device charm. Must be called from the metro thread. - static void OnShowPrintUI(); - - mswr::ComPtr<wingfx::Printing::IPrintTask> print_task_; - EventRegistrationToken print_requested_token_; - EventRegistrationToken print_completed_token_; - EventRegistrationToken dpi_change_token_; - - mswr::ComPtr<wingfx::Printing::IPrintManager> print_manager_; - PrintDocumentSource::DirectXContext directx_context_; - - // Hack to give access to the Print Document from the C style entry points. - // This will go away once we can pass a pointer to this interface down to - // the Chrome Browser as we send the command to print. - static mswr::ComPtr<PrintDocumentSource> current_document_source_; - - // Another hack to enable/disable printing from an exported C function. - // TODO(mad): Find a better way to do this... - static bool printing_enabled_; - - // This is also a temporary hack until we can pass down the print document - // to Chrome so it can call directly into it. We need to lock the access to - // current_document_source_. - static base::Lock* lock_; - - // This thread is used to send blocking jobs - // out of threads we don't want to block. - static base::Thread* thread_; -}; - -} // namespace metro_driver - -// Exported C functions for Chrome to call into the Metro module. -extern "C" __declspec(dllexport) -void MetroEnablePrinting(BOOL printing_enabled); - -extern "C" __declspec(dllexport) -void MetroSetPrintPageCount(size_t page_count); - -extern "C" __declspec(dllexport) -void MetroSetPrintPageContent(size_t current_page, - void* data, - size_t data_size); - -extern "C" __declspec(dllexport) -void MetroShowPrintUI(); - -#endif // CHROME_BROWSER_UI_METRO_DRIVER_PRINT_HANDLER_H_ |