Simplify the pdf-data handled code.
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894f9c0cb0
commit
93bbc6c810
2 changed files with 15 additions and 24 deletions
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@ -48,20 +48,6 @@ void StopWorker(int document_cookie) {
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}
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}
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}
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}
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base::RefCountedBytes* GetDataFromHandle(base::SharedMemoryHandle handle,
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uint32 data_size) {
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scoped_ptr<base::SharedMemory> shared_buf(
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new base::SharedMemory(handle, true));
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if (!shared_buf->Map(data_size)) {
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NOTREACHED();
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return NULL;
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}
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unsigned char* data_begin = static_cast<unsigned char*>(shared_buf->memory());
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std::vector<unsigned char> data(data_begin, data_begin + data_size);
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return base::RefCountedBytes::TakeVector(&data);
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}
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} // namespace
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} // namespace
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namespace printing {
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namespace printing {
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@ -86,15 +72,22 @@ void PrintPreviewMessageHandler::OnMetafileReadyForPrinting(
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return;
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return;
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}
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}
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base::RefCountedBytes *data = (
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scoped_ptr<base::SharedMemory> shared_buf(
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GetDataFromHandle(params.metafile_data_handle, params.data_size));
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new base::SharedMemory(params.metafile_data_handle, true));
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RunPrintToPDFCallback(params.preview_request_id, data);
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if (!shared_buf->Map(params.data_size)) {
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RunPrintToPDFCallback(params.preview_request_id, nullptr, 0);
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return;
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}
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RunPrintToPDFCallback(params.preview_request_id,
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static_cast<char*>(shared_buf->memory()),
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params.data_size);
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}
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}
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void PrintPreviewMessageHandler::OnPrintPreviewFailed(int document_cookie,
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void PrintPreviewMessageHandler::OnPrintPreviewFailed(int document_cookie,
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int request_id) {
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int request_id) {
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StopWorker(document_cookie);
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StopWorker(document_cookie);
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RunPrintToPDFCallback(request_id, nullptr);
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RunPrintToPDFCallback(request_id, nullptr, 0);
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}
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}
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bool PrintPreviewMessageHandler::OnMessageReceived(
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bool PrintPreviewMessageHandler::OnMessageReceived(
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@ -122,15 +115,13 @@ void PrintPreviewMessageHandler::PrintToPDF(
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}
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}
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void PrintPreviewMessageHandler::RunPrintToPDFCallback(
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void PrintPreviewMessageHandler::RunPrintToPDFCallback(
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int request_id, base::RefCountedBytes* data) {
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int request_id, char* data, uint32 data_size) {
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v8::Isolate* isolate = v8::Isolate::GetCurrent();
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v8::Isolate* isolate = v8::Isolate::GetCurrent();
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v8::Locker locker(isolate);
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v8::Locker locker(isolate);
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v8::HandleScope handle_scope(isolate);
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v8::HandleScope handle_scope(isolate);
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if (data) {
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if (data) {
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v8::Local<v8::Value> buffer = node::Buffer::Use(
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v8::Local<v8::Value> buffer = node::Buffer::New(isolate,
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isolate,
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data, static_cast<size_t>(data_size));
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const_cast<char*>(reinterpret_cast<const char*>(data->front())),
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data->size());
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print_to_pdf_callback_map_[request_id].Run(v8::Null(isolate), buffer);
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print_to_pdf_callback_map_[request_id].Run(v8::Null(isolate), buffer);
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} else {
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} else {
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v8::Local<v8::String> error_message = v8::String::NewFromUtf8(isolate,
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v8::Local<v8::String> error_message = v8::String::NewFromUtf8(isolate,
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@ -48,7 +48,7 @@ class PrintPreviewMessageHandler
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void OnPrintPreviewFailed(int document_cookie, int request_id);
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void OnPrintPreviewFailed(int document_cookie, int request_id);
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void RunPrintToPDFCallback(
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void RunPrintToPDFCallback(
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int request_id, base::RefCountedBytes* data);
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int request_id, char* data, uint32 data_size);
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PrintToPDFCallbackMap print_to_pdf_callback_map_;
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PrintToPDFCallbackMap print_to_pdf_callback_map_;
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