forked from mirrors/gecko-dev
aab93348e9
All implementors currently simply resolve the promise right away, using crutch code. Asynchronous usage will be added in the changeset that follows. Differential Revision: https://phabricator.services.mozilla.com/D163508
100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsDeviceContextAndroid.h"
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#include "mozilla/gfx/PrintTargetPDF.h"
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#include "mozilla/RefPtr.h"
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#include "nsComponentManagerUtils.h"
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#include "nsString.h"
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#include "nsIFile.h"
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#include "nsIFileStreams.h"
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#include "nsIPrintSettings.h"
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#include "nsIFileStreams.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsAnonymousTemporaryFile.h"
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using namespace mozilla;
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using namespace mozilla::gfx;
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NS_IMPL_ISUPPORTS(nsDeviceContextSpecAndroid, nsIDeviceContextSpec)
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nsDeviceContextSpecAndroid::~nsDeviceContextSpecAndroid() {
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if (mTempFile) {
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mTempFile->Remove(false);
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}
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}
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already_AddRefed<PrintTarget> nsDeviceContextSpecAndroid::MakePrintTarget() {
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double width, height;
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mPrintSettings->GetEffectiveSheetSize(&width, &height);
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// convert twips to points
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width /= TWIPS_PER_POINT_FLOAT;
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height /= TWIPS_PER_POINT_FLOAT;
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auto stream = [&]() -> nsCOMPtr<nsIOutputStream> {
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if (mPrintSettings->GetOutputDestination() ==
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nsIPrintSettings::kOutputDestinationStream) {
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nsCOMPtr<nsIOutputStream> out;
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mPrintSettings->GetOutputStream(getter_AddRefs(out));
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return out;
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}
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if (NS_FAILED(
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NS_OpenAnonymousTemporaryNsIFile(getter_AddRefs(mTempFile)))) {
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return nullptr;
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}
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// Print to printer not supported...
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nsCOMPtr<nsIFileOutputStream> s =
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do_CreateInstance("@mozilla.org/network/file-output-stream;1");
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if (NS_FAILED(s->Init(mTempFile, -1, -1, 0))) {
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return nullptr;
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}
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return s;
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}();
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return PrintTargetPDF::CreateOrNull(stream, IntSize::Ceil(width, height));
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}
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NS_IMETHODIMP
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nsDeviceContextSpecAndroid::Init(nsIPrintSettings* aPS, bool aIsPrintPreview) {
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mPrintSettings = aPS;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDeviceContextSpecAndroid::BeginDocument(const nsAString& aTitle,
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const nsAString& aPrintToFileName,
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int32_t aStartPage,
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int32_t aEndPage) {
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return NS_OK;
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}
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RefPtr<PrintEndDocumentPromise> nsDeviceContextSpecAndroid::EndDocument() {
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return nsIDeviceContextSpec::EndDocumentPromiseFromResult(DoEndDocument(),
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__func__);
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}
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NS_IMETHODIMP
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nsDeviceContextSpecAndroid::DoEndDocument() {
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if (mPrintSettings->GetOutputDestination() ==
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nsIPrintSettings::kOutputDestinationFile &&
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mTempFile) {
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nsAutoString targetPath;
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mPrintSettings->GetToFileName(targetPath);
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nsCOMPtr<nsIFile> destFile;
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MOZ_TRY(NS_NewLocalFile(targetPath, false, getter_AddRefs(destFile)));
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nsAutoString destLeafName;
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MOZ_TRY(destFile->GetLeafName(destLeafName));
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nsCOMPtr<nsIFile> destDir;
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MOZ_TRY(destFile->GetParent(getter_AddRefs(destDir)));
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MOZ_TRY(mTempFile->MoveTo(destDir, destLeafName));
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destFile->SetPermissions(0666);
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mTempFile = nullptr;
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}
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return NS_OK;
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}
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