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-rw-r--r--win8/metro_driver/print_handler.cc487
1 files changed, 0 insertions, 487 deletions
diff --git a/win8/metro_driver/print_handler.cc b/win8/metro_driver/print_handler.cc
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--- a/win8/metro_driver/print_handler.cc
+++ /dev/null
@@ -1,487 +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.
-
-#include "stdafx.h"
-#include "win8/metro_driver/print_handler.h"
-
-#include <windows.graphics.display.h>
-
-#include "base/bind.h"
-#include "base/logging.h"
-#include "chrome/app/chrome_command_ids.h"
-#include "win8/metro_driver/chrome_app_view.h"
-#include "win8/metro_driver/winrt_utils.h"
-
-namespace {
-
-typedef winfoundtn::ITypedEventHandler<
- wingfx::Printing::PrintManager*,
- wingfx::Printing::PrintTaskRequestedEventArgs*> PrintRequestedHandler;
-
-typedef winfoundtn::ITypedEventHandler<
- wingfx::Printing::PrintTask*,
- wingfx::Printing::PrintTaskCompletedEventArgs*> PrintTaskCompletedHandler;
-
-typedef winfoundtn::ITypedEventHandler<
- wingfx::Printing::PrintTask*, IInspectable*> PrintTaskInspectableHandler;
-
-typedef winfoundtn::ITypedEventHandler<
- wingfx::Printing::PrintTask*,
- wingfx::Printing::PrintTaskProgressingEventArgs*>
- PrintTaskProgressingHandler;
-
-} // namespace
-
-namespace metro_driver {
-
-mswr::ComPtr<PrintDocumentSource> PrintHandler::current_document_source_;
-bool PrintHandler::printing_enabled_ = false;
-base::Lock* PrintHandler::lock_ = NULL;
-base::Thread* PrintHandler::thread_ = NULL;
-
-PrintHandler::PrintHandler() {
- DCHECK(lock_ == NULL);
- lock_ = new base::Lock();
-
- DCHECK(thread_ == NULL);
- thread_ = new base::Thread("Metro Print Handler");
- thread_->Start();
-}
-
-PrintHandler::~PrintHandler() {
- ClearPrintTask();
- DCHECK(current_document_source_.Get() == NULL);
-
- // Get all pending tasks to complete cleanly by Stopping the thread.
- // They should complete quickly since current_document_source_ is NULL.
- DCHECK(thread_ != NULL);
- DCHECK(thread_->IsRunning());
- thread_->Stop();
- delete thread_;
- thread_ = NULL;
-
- DCHECK(lock_ != NULL);
- delete lock_;
- lock_ = NULL;
-}
-
-HRESULT PrintHandler::Initialize(winui::Core::ICoreWindow* window) {
- // Register for Print notifications.
- mswr::ComPtr<wingfx::Printing::IPrintManagerStatic> print_mgr_static;
- HRESULT hr = winrt_utils::CreateActivationFactory(
- RuntimeClass_Windows_Graphics_Printing_PrintManager,
- print_mgr_static.GetAddressOf());
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to create PrintManagerStatic " << std::hex << hr;
- return hr;
- }
-
- mswr::ComPtr<wingfx::Printing::IPrintManager> print_mgr;
- hr = print_mgr_static->GetForCurrentView(&print_mgr);
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to get PrintManager for current view " << std::hex
- << hr;
- return hr;
- }
-
- hr = print_mgr->add_PrintTaskRequested(
- mswr::Callback<PrintRequestedHandler>(
- this, &PrintHandler::OnPrintRequested).Get(),
- &print_requested_token_);
- LOG_IF(ERROR, FAILED(hr)) << "Failed to register PrintTaskRequested "
- << std::hex << hr;
-
- mswr::ComPtr<wingfx::Display::IDisplayPropertiesStatics> display_properties;
- hr = winrt_utils::CreateActivationFactory(
- RuntimeClass_Windows_Graphics_Display_DisplayProperties,
- display_properties.GetAddressOf());
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to create DisplayPropertiesStatics " << std::hex
- << hr;
- return hr;
- }
-
- hr = display_properties->add_LogicalDpiChanged(
- mswr::Callback<
- wingfx::Display::IDisplayPropertiesEventHandler,
- PrintHandler>(this, &PrintHandler::LogicalDpiChanged).Get(),
- &dpi_change_token_);
- LOG_IF(ERROR, FAILED(hr)) << "Failed to register LogicalDpiChanged "
- << std::hex << hr;
-
- // This flag adds support for surfaces with a different color channel
- // ordering than the API default. It is recommended usage, and is required
- // for compatibility with Direct2D.
- UINT creation_flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;
-#if defined(_DEBUG)
- creation_flags |= D3D11_CREATE_DEVICE_DEBUG;
-#endif
-
- // This array defines the set of DirectX hardware feature levels we support.
- // The ordering MUST be preserved. All applications are assumed to support
- // 9.1 unless otherwise stated by the application, which is not our case.
- D3D_FEATURE_LEVEL feature_levels[] = {
- D3D_FEATURE_LEVEL_11_1,
- D3D_FEATURE_LEVEL_11_0,
- D3D_FEATURE_LEVEL_10_1,
- D3D_FEATURE_LEVEL_10_0,
- D3D_FEATURE_LEVEL_9_3,
- D3D_FEATURE_LEVEL_9_2,
- D3D_FEATURE_LEVEL_9_1 };
-
- mswr::ComPtr<ID3D11Device> device;
- mswr::ComPtr<ID3D11DeviceContext> context;
- hr = D3D11CreateDevice(
- NULL, // Specify null to use the default adapter.
- D3D_DRIVER_TYPE_HARDWARE,
- 0, // Leave as 0 unless software device.
- creation_flags,
- feature_levels,
- ARRAYSIZE(feature_levels),
- D3D11_SDK_VERSION, // Must always use this value in Metro apps.
- &device,
- NULL, // Returns feature level of device created.
- &context);
- if (hr == DXGI_ERROR_UNSUPPORTED) {
- // The hardware is not supported, try a reference driver instead.
- hr = D3D11CreateDevice(
- NULL, // Specify null to use the default adapter.
- D3D_DRIVER_TYPE_REFERENCE,
- 0, // Leave as 0 unless software device.
- creation_flags,
- feature_levels,
- ARRAYSIZE(feature_levels),
- D3D11_SDK_VERSION, // Must always use this value in Metro apps.
- &device,
- NULL, // Returns feature level of device created.
- &context);
- }
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to create D3D11 device/context " << std::hex << hr;
- return hr;
- }
-
- hr = device.As(&directx_context_.d3d_device);
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to QI D3D11 device " << std::hex << hr;
- return hr;
- }
-
- D2D1_FACTORY_OPTIONS options;
- ZeroMemory(&options, sizeof(D2D1_FACTORY_OPTIONS));
-
-#if defined(_DEBUG)
- options.debugLevel = D2D1_DEBUG_LEVEL_INFORMATION;
-#endif
-
- hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_MULTI_THREADED,
- __uuidof(ID2D1Factory1),
- &options,
- &directx_context_.d2d_factory);
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to create D2D1 factory " << std::hex << hr;
- return hr;
- }
-
- mswr::ComPtr<IDXGIDevice> dxgi_device;
- hr = directx_context_.d3d_device.As(&dxgi_device);
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to QI for IDXGIDevice " << std::hex << hr;
- return hr;
- }
-
- hr = directx_context_.d2d_factory->CreateDevice(
- dxgi_device.Get(), &directx_context_.d2d_device);
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to Create D2DDevice " << std::hex << hr;
- return hr;
- }
-
- hr = directx_context_.d2d_device->CreateDeviceContext(
- D2D1_DEVICE_CONTEXT_OPTIONS_NONE,
- &directx_context_.d2d_context);
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to Create D2DDeviceContext " << std::hex << hr;
- return hr;
- }
-
- hr = CoCreateInstance(CLSID_WICImagingFactory,
- NULL,
- CLSCTX_INPROC_SERVER,
- IID_PPV_ARGS(&directx_context_.wic_factory));
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to CoCreate WICImagingFactory " << std::hex << hr;
- return hr;
- }
- return hr;
-}
-
-void PrintHandler::EnablePrinting(bool printing_enabled) {
- thread_->message_loop()->PostTask(
- FROM_HERE,
- base::Bind(&PrintHandler::OnEnablePrinting, printing_enabled));
-}
-
-void PrintHandler::SetPageCount(size_t page_count) {
- thread_->message_loop()->PostTask(
- FROM_HERE,
- base::Bind(&PrintHandler::OnSetPageCount, page_count));
-}
-
-void PrintHandler::AddPage(size_t page_number, IStream* metafile_stream) {
- thread_->message_loop()->PostTask(
- FROM_HERE,
- base::Bind(&PrintHandler::OnAddPage,
- page_number,
- mswr::ComPtr<IStream>(metafile_stream)));
-}
-
-void PrintHandler::ShowPrintUI() {
- // Post the print UI request over to the metro thread.
- DCHECK(globals.appview_msg_loop != NULL);
- bool posted = globals.appview_msg_loop->PostTask(
- FROM_HERE, base::Bind(&metro_driver::PrintHandler::OnShowPrintUI));
- DCHECK(posted);
-}
-
-HRESULT PrintHandler::OnPrintRequested(
- wingfx::Printing::IPrintManager* print_mgr,
- wingfx::Printing::IPrintTaskRequestedEventArgs* event_args) {
- DVLOG(1) << __FUNCTION__;
-
- HRESULT hr = S_OK;
- if (printing_enabled_) {
- mswr::ComPtr<wingfx::Printing::IPrintTaskRequest> print_request;
- hr = event_args->get_Request(print_request.GetAddressOf());
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to get the Print Task request " << std::hex << hr;
- return hr;
- }
-
- mswrw::HString title;
- title.Attach(MakeHString(L"Printing"));
- hr = print_request->CreatePrintTask(
- title.Get(),
- mswr::Callback<
- wingfx::Printing::IPrintTaskSourceRequestedHandler,
- PrintHandler>(this, &PrintHandler::OnPrintTaskSourceRequest).Get(),
- print_task_.GetAddressOf());
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to create the Print Task " << std::hex << hr;
- return hr;
- }
-
- hr = print_task_->add_Completed(
- mswr::Callback<PrintTaskCompletedHandler>(
- this, &PrintHandler::OnCompleted).Get(), &print_completed_token_);
- LOG_IF(ERROR, FAILED(hr)) << "Failed to create the Print Task " << std::hex
- << hr;
- }
- return hr;
-}
-
-HRESULT PrintHandler::OnPrintTaskSourceRequest(
- wingfx::Printing::IPrintTaskSourceRequestedArgs* args) {
- DVLOG(1) << __FUNCTION__;
- mswr::ComPtr<PrintDocumentSource> print_document_source;
- HRESULT hr = mswr::MakeAndInitialize<PrintDocumentSource>(
- &print_document_source, directx_context_, lock_);
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to create document source " << std::hex << hr;
- return hr;
- }
-
- print_document_source->ResetDpi(GetLogicalDpi());
-
- mswr::ComPtr<wingfx::Printing::IPrintDocumentSource> print_source;
- hr = print_document_source.As(&print_source);
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to cast document Source " << std::hex << hr;
- return hr;
- }
-
- hr = args->SetSource(print_source.Get());
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to set document Source " << std::hex << hr;
- return hr;
- }
-
- thread_->message_loop()->PostTask(
- FROM_HERE,
- base::Bind(&PrintHandler::SetPrintDocumentSource,
- print_document_source));
-
- return hr;
-}
-
-HRESULT PrintHandler::OnCompleted(
- wingfx::Printing::IPrintTask* task,
- wingfx::Printing::IPrintTaskCompletedEventArgs* args) {
- DVLOG(1) << __FUNCTION__;
- DCHECK(globals.appview_msg_loop->BelongsToCurrentThread());
- ClearPrintTask();
- thread_->message_loop()->PostTask(
- FROM_HERE,
- base::Bind(&PrintHandler::ReleasePrintDocumentSource));
-
- return S_OK;
-}
-
-void PrintHandler::ClearPrintTask() {
- if (!print_task_.Get())
- return;
-
- HRESULT hr = print_task_->remove_Completed(print_completed_token_);
- LOG_IF(ERROR, FAILED(hr)) << "Failed to remove completed event from Task "
- << std::hex << hr;
- print_task_.Reset();
-}
-
-float PrintHandler::GetLogicalDpi() {
- mswr::ComPtr<wingfx::Display::IDisplayPropertiesStatics> display_properties;
- HRESULT hr = winrt_utils::CreateActivationFactory(
- RuntimeClass_Windows_Graphics_Display_DisplayProperties,
- display_properties.GetAddressOf());
- if (FAILED(hr)) {
- LOG(ERROR) << "Failed to get display properties " << std::hex << hr;
- return 0.0;
- }
-
- FLOAT dpi = 0.0;
- hr = display_properties->get_LogicalDpi(&dpi);
- LOG_IF(ERROR, FAILED(hr)) << "Failed to get Logical DPI " << std::hex << hr;
-
- return dpi;
-}
-
-HRESULT PrintHandler::LogicalDpiChanged(IInspectable *sender) {
- DVLOG(1) << __FUNCTION__;
- thread_->message_loop()->PostTask(
- FROM_HERE,
- base::Bind(&PrintHandler::OnLogicalDpiChanged, GetLogicalDpi()));
- return S_OK;
-}
-
-void PrintHandler::OnLogicalDpiChanged(float dpi) {
- DCHECK(MessageLoop::current() == thread_->message_loop());
- // No need to protect the access to the static variable,
- // since it's set/released in this same thread.
- if (current_document_source_.Get() != NULL)
- current_document_source_->ResetDpi(dpi);
-}
-
-void PrintHandler::SetPrintDocumentSource(
- const mswr::ComPtr<PrintDocumentSource>& print_document_source) {
- DCHECK(MessageLoop::current() == thread_->message_loop());
- DCHECK(current_document_source_.Get() == NULL);
- {
- // Protect against the other thread which might try to access it.
- base::AutoLock lock(*lock_);
- current_document_source_ = print_document_source;
- }
- // Start generating the images to print.
- // TODO(mad): Use a registered message with more information about the print
- // request, and at a more appropriate time too, and maybe one page at a time.
- ::PostMessageW(globals.host_windows.front().first,
- WM_SYSCOMMAND,
- IDC_PRINT_TO_DESTINATION,
- 0);
-}
-
-void PrintHandler::ReleasePrintDocumentSource() {
- DCHECK(MessageLoop::current() == thread_->message_loop());
- mswr::ComPtr<PrintDocumentSource> print_document_source;
- {
- // Must wait for other thread to be done with the pointer first.
- base::AutoLock lock(*lock_);
- current_document_source_.Swap(print_document_source);
- }
- // This may happen before we get a chance to set the value.
- if (print_document_source.Get() != NULL)
- print_document_source->Abort();
-}
-
-void PrintHandler::OnEnablePrinting(bool printing_enabled) {
- DCHECK(MessageLoop::current() == thread_->message_loop());
- base::AutoLock lock(*lock_);
- printing_enabled_ = printing_enabled;
- // Don't abort if we are being disabled since we may be finishing a previous
- // print request which was valid and should be finished. We just need to
- // prevent any new print requests. And don't assert that we are NOT printing
- // if we are becoming enabled since we may be finishing a long print while
- // we got disabled and then enabled again...
-}
-
-void PrintHandler::OnSetPageCount(size_t page_count) {
- DCHECK(MessageLoop::current() == thread_->message_loop());
- // No need to protect the access to the static variable,
- // since it's set/released in this same thread.
- if (current_document_source_.Get() != NULL)
- current_document_source_->SetPageCount(page_count);
-}
-
-void PrintHandler::OnAddPage(size_t page_number,
- mswr::ComPtr<IStream> metafile_stream) {
- DCHECK(MessageLoop::current() == thread_->message_loop());
- // No need to protect the access to the static variable,
- // since it's set/released in this same thread.
- if (current_document_source_.Get() != NULL)
- current_document_source_->AddPage(page_number, metafile_stream.Get());
-}
-
-void PrintHandler::OnShowPrintUI() {
- DCHECK(globals.appview_msg_loop->BelongsToCurrentThread());
- mswr::ComPtr<wingfx::Printing::IPrintManagerStatic> print_mgr_static;
- HRESULT hr = winrt_utils::CreateActivationFactory(
- RuntimeClass_Windows_Graphics_Printing_PrintManager,
- print_mgr_static.GetAddressOf());
- if (SUCCEEDED(hr)) {
- DCHECK(print_mgr_static.Get() != NULL);
- // Note that passing NULL to ShowPrintUIAsync crashes,
- // so we need to setup a temp pointer.
- mswr::ComPtr<winfoundtn::IAsyncOperation<bool>> unused_async_op;
- hr = print_mgr_static->ShowPrintUIAsync(unused_async_op.GetAddressOf());
- LOG_IF(ERROR, FAILED(hr)) << "Failed to ShowPrintUIAsync "
- << std::hex << std::showbase << hr;
- } else {
- LOG(ERROR) << "Failed to create PrintManagerStatic "
- << std::hex << std::showbase << hr;
- }
-}
-
-} // namespace metro_driver
-
-void MetroEnablePrinting(BOOL printing_enabled) {
- metro_driver::PrintHandler::EnablePrinting(!!printing_enabled);
-}
-
-void MetroSetPrintPageCount(size_t page_count) {
- DVLOG(1) << __FUNCTION__ << " Page count: " << page_count;
- metro_driver::PrintHandler::SetPageCount(page_count);
-}
-
-void MetroSetPrintPageContent(size_t page_number,
- void* data,
- size_t data_size) {
- DVLOG(1) << __FUNCTION__ << " Page number: " << page_number;
- DCHECK(data != NULL);
- DCHECK(data_size > 0);
- mswr::ComPtr<IStream> metafile_stream;
- HRESULT hr = ::CreateStreamOnHGlobal(
- NULL, TRUE, metafile_stream.GetAddressOf());
- if (metafile_stream.Get() != NULL) {
- ULONG bytes_written = 0;
- hr = metafile_stream->Write(data, data_size, &bytes_written);
- LOG_IF(ERROR, FAILED(hr)) << "Failed to Write to Stream " << std::hex << hr;
- DCHECK(bytes_written == data_size);
-
- metro_driver::PrintHandler::AddPage(page_number, metafile_stream.Get());
- } else {
- NOTREACHED() << "Failed to CreateStreamOnHGlobal " << std::hex << hr;
- }
-}
-
-void MetroShowPrintUI() {
- metro_driver::PrintHandler::ShowPrintUI();
-}