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-rw-r--r--browser/components/shell/nsWindowsShellService.cpp1845
1 files changed, 1845 insertions, 0 deletions
diff --git a/browser/components/shell/nsWindowsShellService.cpp b/browser/components/shell/nsWindowsShellService.cpp
new file mode 100644
index 0000000000..6863ad300c
--- /dev/null
+++ b/browser/components/shell/nsWindowsShellService.cpp
@@ -0,0 +1,1845 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#define UNICODE
+
+#include "nsWindowsShellService.h"
+
+#include "BinaryPath.h"
+#include "imgIContainer.h"
+#include "imgIRequest.h"
+#include "mozilla/RefPtr.h"
+#include "nsComponentManagerUtils.h"
+#include "nsIContent.h"
+#include "nsIImageLoadingContent.h"
+#include "nsIOutputStream.h"
+#include "nsIPrefService.h"
+#include "nsIStringBundle.h"
+#include "nsNetUtil.h"
+#include "nsServiceManagerUtils.h"
+#include "nsShellService.h"
+#include "nsDirectoryServiceUtils.h"
+#include "nsAppDirectoryServiceDefs.h"
+#include "nsDirectoryServiceDefs.h"
+#include "nsIWindowsRegKey.h"
+#include "nsUnicharUtils.h"
+#include "nsIURLFormatter.h"
+#include "nsXULAppAPI.h"
+#include "mozilla/WindowsVersion.h"
+#include "mozilla/dom/Element.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/ErrorResult.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/intl/Localization.h"
+#include "WindowsDefaultBrowser.h"
+#include "WindowsUserChoice.h"
+#include "nsLocalFile.h"
+#include "nsIXULAppInfo.h"
+#include "nsINIParser.h"
+#include "nsNativeAppSupportWin.h"
+#include "nsWindowsHelpers.h"
+
+#include <windows.h>
+#include <shellapi.h>
+#include <propvarutil.h>
+#include <propkey.h>
+
+#ifdef __MINGW32__
+// MinGW-w64 headers are missing PropVariantToString.
+# include <propsys.h>
+PSSTDAPI PropVariantToString(REFPROPVARIANT propvar, PWSTR psz, UINT cch);
+# define UNLEN 256
+#else
+# include <Lmcons.h> // For UNLEN
+#endif
+
+#include <comutil.h>
+#include <objbase.h>
+#include <shlobj.h>
+#include <knownfolders.h>
+#include "WinUtils.h"
+#include "mozilla/widget/WinTaskbar.h"
+
+#include <mbstring.h>
+
+#define PIN_TO_TASKBAR_SHELL_VERB 5386
+#define PRIVATE_BROWSING_BINARY L"private_browsing.exe"
+
+#undef ACCESS_READ
+
+#ifndef MAX_BUF
+# define MAX_BUF 4096
+#endif
+
+#define REG_SUCCEEDED(val) (val == ERROR_SUCCESS)
+
+#define REG_FAILED(val) (val != ERROR_SUCCESS)
+
+#ifdef DEBUG
+# define NS_ENSURE_HRESULT(hres, ret) \
+ do { \
+ HRESULT result = hres; \
+ if (MOZ_UNLIKELY(FAILED(result))) { \
+ mozilla::SmprintfPointer msg = mozilla::Smprintf( \
+ "NS_ENSURE_HRESULT(%s, %s) failed with " \
+ "result 0x%" PRIX32, \
+ #hres, #ret, static_cast<uint32_t>(result)); \
+ NS_WARNING(msg.get()); \
+ return ret; \
+ } \
+ } while (false)
+#else
+# define NS_ENSURE_HRESULT(hres, ret) \
+ if (MOZ_UNLIKELY(FAILED(hres))) return ret
+#endif
+
+using mozilla::IsWin8OrLater;
+using namespace mozilla;
+using mozilla::intl::Localization;
+
+struct SysFreeStringDeleter {
+ void operator()(BSTR aPtr) { ::SysFreeString(aPtr); }
+};
+using BStrPtr = mozilla::UniquePtr<OLECHAR, SysFreeStringDeleter>;
+
+NS_IMPL_ISUPPORTS(nsWindowsShellService, nsIToolkitShellService,
+ nsIShellService, nsIWindowsShellService)
+
+static nsresult OpenKeyForReading(HKEY aKeyRoot, const nsAString& aKeyName,
+ HKEY* aKey) {
+ const nsString& flatName = PromiseFlatString(aKeyName);
+
+ DWORD res = ::RegOpenKeyExW(aKeyRoot, flatName.get(), 0, KEY_READ, aKey);
+ switch (res) {
+ case ERROR_SUCCESS:
+ break;
+ case ERROR_ACCESS_DENIED:
+ return NS_ERROR_FILE_ACCESS_DENIED;
+ case ERROR_FILE_NOT_FOUND:
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ return NS_OK;
+}
+
+nsresult GetHelperPath(nsAutoString& aPath) {
+ nsresult rv;
+ nsCOMPtr<nsIProperties> directoryService =
+ do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsCOMPtr<nsIFile> appHelper;
+ rv = directoryService->Get(XRE_EXECUTABLE_FILE, NS_GET_IID(nsIFile),
+ getter_AddRefs(appHelper));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ rv = appHelper->SetNativeLeafName("uninstall"_ns);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ rv = appHelper->AppendNative("helper.exe"_ns);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ rv = appHelper->GetPath(aPath);
+
+ aPath.Insert(L'"', 0);
+ aPath.Append(L'"');
+ return rv;
+}
+
+nsresult LaunchHelper(nsAutoString& aPath) {
+ STARTUPINFOW si = {sizeof(si), 0};
+ PROCESS_INFORMATION pi = {0};
+
+ if (!CreateProcessW(nullptr, (LPWSTR)aPath.get(), nullptr, nullptr, FALSE, 0,
+ nullptr, nullptr, &si, &pi)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ CloseHandle(pi.hProcess);
+ CloseHandle(pi.hThread);
+ return NS_OK;
+}
+
+static bool IsPathDefaultForClass(
+ const RefPtr<IApplicationAssociationRegistration>& pAAR, wchar_t* exePath,
+ LPCWSTR aClassName) {
+ LPWSTR registeredApp;
+ bool isProtocol = *aClassName != L'.';
+ ASSOCIATIONTYPE queryType = isProtocol ? AT_URLPROTOCOL : AT_FILEEXTENSION;
+ HRESULT hr = pAAR->QueryCurrentDefault(aClassName, queryType, AL_EFFECTIVE,
+ &registeredApp);
+ if (FAILED(hr)) {
+ return false;
+ }
+
+ nsAutoString regAppName(registeredApp);
+ CoTaskMemFree(registeredApp);
+
+ // Make sure the application path for this progID is this installation.
+ regAppName.AppendLiteral("\\shell\\open\\command");
+ HKEY theKey;
+ nsresult rv = OpenKeyForReading(HKEY_CLASSES_ROOT, regAppName, &theKey);
+ if (NS_FAILED(rv)) {
+ return false;
+ }
+
+ wchar_t cmdFromReg[MAX_BUF] = L"";
+ DWORD len = sizeof(cmdFromReg);
+ DWORD res = ::RegQueryValueExW(theKey, nullptr, nullptr, nullptr,
+ (LPBYTE)cmdFromReg, &len);
+ ::RegCloseKey(theKey);
+ if (REG_FAILED(res)) {
+ return false;
+ }
+
+ nsAutoString pathFromReg(cmdFromReg);
+ nsLocalFile::CleanupCmdHandlerPath(pathFromReg);
+
+ return _wcsicmp(exePath, pathFromReg.Data()) == 0;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::IsDefaultBrowser(bool aForAllTypes,
+ bool* aIsDefaultBrowser) {
+ *aIsDefaultBrowser = false;
+
+ RefPtr<IApplicationAssociationRegistration> pAAR;
+ HRESULT hr = CoCreateInstance(
+ CLSID_ApplicationAssociationRegistration, nullptr, CLSCTX_INPROC,
+ IID_IApplicationAssociationRegistration, getter_AddRefs(pAAR));
+ if (FAILED(hr)) {
+ return NS_OK;
+ }
+
+ wchar_t exePath[MAXPATHLEN] = L"";
+ nsresult rv = BinaryPath::GetLong(exePath);
+
+ if (NS_FAILED(rv)) {
+ return NS_OK;
+ }
+
+ *aIsDefaultBrowser = IsPathDefaultForClass(pAAR, exePath, L"http");
+ if (*aIsDefaultBrowser && aForAllTypes) {
+ *aIsDefaultBrowser = IsPathDefaultForClass(pAAR, exePath, L".html");
+ }
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::IsDefaultHandlerFor(
+ const nsAString& aFileExtensionOrProtocol, bool* aIsDefaultHandlerFor) {
+ *aIsDefaultHandlerFor = false;
+
+ RefPtr<IApplicationAssociationRegistration> pAAR;
+ HRESULT hr = CoCreateInstance(
+ CLSID_ApplicationAssociationRegistration, nullptr, CLSCTX_INPROC,
+ IID_IApplicationAssociationRegistration, getter_AddRefs(pAAR));
+ if (FAILED(hr)) {
+ return NS_OK;
+ }
+
+ wchar_t exePath[MAXPATHLEN] = L"";
+ nsresult rv = BinaryPath::GetLong(exePath);
+
+ if (NS_FAILED(rv)) {
+ return NS_OK;
+ }
+
+ const nsString& flatClass = PromiseFlatString(aFileExtensionOrProtocol);
+
+ *aIsDefaultHandlerFor = IsPathDefaultForClass(pAAR, exePath, flatClass.get());
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::QueryCurrentDefaultHandlerFor(
+ const nsAString& aFileExtensionOrProtocol, nsAString& aResult) {
+ aResult.Truncate();
+
+ RefPtr<IApplicationAssociationRegistration> pAAR;
+ HRESULT hr = CoCreateInstance(
+ CLSID_ApplicationAssociationRegistration, nullptr, CLSCTX_INPROC,
+ IID_IApplicationAssociationRegistration, getter_AddRefs(pAAR));
+ if (FAILED(hr)) {
+ return NS_OK;
+ }
+
+ const nsString& flatClass = PromiseFlatString(aFileExtensionOrProtocol);
+
+ LPWSTR registeredApp;
+ bool isProtocol = flatClass.First() != L'.';
+ ASSOCIATIONTYPE queryType = isProtocol ? AT_URLPROTOCOL : AT_FILEEXTENSION;
+ hr = pAAR->QueryCurrentDefault(flatClass.get(), queryType, AL_EFFECTIVE,
+ &registeredApp);
+ if (hr == HRESULT_FROM_WIN32(ERROR_NO_ASSOCIATION)) {
+ return NS_OK;
+ }
+ NS_ENSURE_HRESULT(hr, NS_ERROR_FAILURE);
+
+ aResult = registeredApp;
+ CoTaskMemFree(registeredApp);
+
+ return NS_OK;
+}
+
+nsresult nsWindowsShellService::LaunchControlPanelDefaultsSelectionUI() {
+ IApplicationAssociationRegistrationUI* pAARUI;
+ HRESULT hr = CoCreateInstance(
+ CLSID_ApplicationAssociationRegistrationUI, NULL, CLSCTX_INPROC,
+ IID_IApplicationAssociationRegistrationUI, (void**)&pAARUI);
+ if (SUCCEEDED(hr)) {
+ mozilla::UniquePtr<wchar_t[]> appRegName;
+ GetAppRegName(appRegName);
+ hr = pAARUI->LaunchAdvancedAssociationUI(appRegName.get());
+ pAARUI->Release();
+ }
+ return SUCCEEDED(hr) ? NS_OK : NS_ERROR_FAILURE;
+}
+
+nsresult nsWindowsShellService::LaunchControlPanelDefaultPrograms() {
+ return ::LaunchControlPanelDefaultPrograms() ? NS_OK : NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::CheckAllProgIDsExist(bool* aResult) {
+ *aResult = false;
+ nsAutoString aumid;
+ if (!mozilla::widget::WinTaskbar::GetAppUserModelID(aumid)) {
+ return NS_OK;
+ }
+ *aResult =
+ CheckProgIDExists(FormatProgID(L"FirefoxURL", aumid.get()).get()) &&
+ CheckProgIDExists(FormatProgID(L"FirefoxHTML", aumid.get()).get()) &&
+ CheckProgIDExists(FormatProgID(L"FirefoxPDF", aumid.get()).get());
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::CheckBrowserUserChoiceHashes(bool* aResult) {
+ *aResult = ::CheckBrowserUserChoiceHashes();
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::CanSetDefaultBrowserUserChoice(bool* aResult) {
+ *aResult = false;
+// If the WDBA is not available, this could never succeed.
+#ifdef MOZ_DEFAULT_BROWSER_AGENT
+ bool progIDsExist = false;
+ bool hashOk = false;
+ *aResult = NS_SUCCEEDED(CheckAllProgIDsExist(&progIDsExist)) &&
+ progIDsExist &&
+ NS_SUCCEEDED(CheckBrowserUserChoiceHashes(&hashOk)) && hashOk;
+#endif
+ return NS_OK;
+}
+
+nsresult nsWindowsShellService::LaunchModernSettingsDialogDefaultApps() {
+ return ::LaunchModernSettingsDialogDefaultApps() ? NS_OK : NS_ERROR_FAILURE;
+}
+
+nsresult nsWindowsShellService::InvokeHTTPOpenAsVerb() {
+ nsCOMPtr<nsIURLFormatter> formatter(
+ do_GetService("@mozilla.org/toolkit/URLFormatterService;1"));
+ if (!formatter) {
+ return NS_ERROR_UNEXPECTED;
+ }
+
+ nsString urlStr;
+ nsresult rv = formatter->FormatURLPref(u"app.support.baseURL"_ns, urlStr);
+ if (NS_FAILED(rv)) {
+ return rv;
+ }
+ if (!StringBeginsWith(urlStr, u"https://"_ns)) {
+ return NS_ERROR_FAILURE;
+ }
+ urlStr.AppendLiteral("win10-default-browser");
+
+ SHELLEXECUTEINFOW seinfo = {sizeof(SHELLEXECUTEINFOW)};
+ seinfo.lpVerb = L"openas";
+ seinfo.lpFile = urlStr.get();
+ seinfo.nShow = SW_SHOWNORMAL;
+ if (!ShellExecuteExW(&seinfo)) {
+ return NS_ERROR_FAILURE;
+ }
+ return NS_OK;
+}
+
+nsresult nsWindowsShellService::LaunchHTTPHandlerPane() {
+ OPENASINFO info;
+ info.pcszFile = L"http";
+ info.pcszClass = nullptr;
+ info.oaifInFlags =
+ OAIF_FORCE_REGISTRATION | OAIF_URL_PROTOCOL | OAIF_REGISTER_EXT;
+
+ HRESULT hr = SHOpenWithDialog(nullptr, &info);
+ if (SUCCEEDED(hr) || (hr == HRESULT_FROM_WIN32(ERROR_CANCELLED))) {
+ return NS_OK;
+ }
+ return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::SetDefaultBrowser(bool aClaimAllTypes,
+ bool aForAllUsers) {
+ // If running from within a package, don't attempt to set default with
+ // the helper, as it will not work and will only confuse our package's
+ // virtualized registry.
+ nsresult rv = NS_OK;
+ if (!widget::WinUtils::HasPackageIdentity()) {
+ nsAutoString appHelperPath;
+ if (NS_FAILED(GetHelperPath(appHelperPath))) return NS_ERROR_FAILURE;
+
+ if (aForAllUsers) {
+ appHelperPath.AppendLiteral(" /SetAsDefaultAppGlobal");
+ } else {
+ appHelperPath.AppendLiteral(" /SetAsDefaultAppUser");
+ }
+
+ rv = LaunchHelper(appHelperPath);
+ }
+
+ if (NS_SUCCEEDED(rv) && IsWin8OrLater()) {
+ if (aClaimAllTypes) {
+ if (IsWin10OrLater()) {
+ rv = LaunchModernSettingsDialogDefaultApps();
+ } else {
+ rv = LaunchControlPanelDefaultsSelectionUI();
+ }
+ // The above call should never really fail, but just in case
+ // fall back to showing the HTTP association screen only.
+ if (NS_FAILED(rv)) {
+ if (IsWin10OrLater()) {
+ rv = InvokeHTTPOpenAsVerb();
+ } else {
+ rv = LaunchHTTPHandlerPane();
+ }
+ }
+ } else {
+ // Windows 10 blocks attempts to load the
+ // HTTP Handler association dialog.
+ if (IsWin10OrLater()) {
+ rv = LaunchModernSettingsDialogDefaultApps();
+ } else {
+ rv = LaunchHTTPHandlerPane();
+ }
+
+ // The above call should never really fail, but just in case
+ // fall back to showing control panel for all defaults
+ if (NS_FAILED(rv)) {
+ rv = LaunchControlPanelDefaultsSelectionUI();
+ }
+ }
+ }
+
+ nsCOMPtr<nsIPrefBranch> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID));
+ if (prefs) {
+ (void)prefs->SetBoolPref(PREF_CHECKDEFAULTBROWSER, true);
+ // Reset the number of times the dialog should be shown
+ // before it is silenced.
+ (void)prefs->SetIntPref(PREF_DEFAULTBROWSERCHECKCOUNT, 0);
+ }
+
+ return rv;
+}
+
+static nsresult WriteBitmap(nsIFile* aFile, imgIContainer* aImage) {
+ nsresult rv;
+
+ RefPtr<gfx::SourceSurface> surface = aImage->GetFrame(
+ imgIContainer::FRAME_FIRST, imgIContainer::FLAG_SYNC_DECODE);
+ NS_ENSURE_TRUE(surface, NS_ERROR_FAILURE);
+
+ // For either of the following formats we want to set the biBitCount member
+ // of the BITMAPINFOHEADER struct to 32, below. For that value the bitmap
+ // format defines that the A8/X8 WORDs in the bitmap byte stream be ignored
+ // for the BI_RGB value we use for the biCompression member.
+ MOZ_ASSERT(surface->GetFormat() == gfx::SurfaceFormat::B8G8R8A8 ||
+ surface->GetFormat() == gfx::SurfaceFormat::B8G8R8X8);
+
+ RefPtr<gfx::DataSourceSurface> dataSurface = surface->GetDataSurface();
+ NS_ENSURE_TRUE(dataSurface, NS_ERROR_FAILURE);
+
+ int32_t width = dataSurface->GetSize().width;
+ int32_t height = dataSurface->GetSize().height;
+ int32_t bytesPerPixel = 4 * sizeof(uint8_t);
+ uint32_t bytesPerRow = bytesPerPixel * width;
+
+ // initialize these bitmap structs which we will later
+ // serialize directly to the head of the bitmap file
+ BITMAPINFOHEADER bmi;
+ bmi.biSize = sizeof(BITMAPINFOHEADER);
+ bmi.biWidth = width;
+ bmi.biHeight = height;
+ bmi.biPlanes = 1;
+ bmi.biBitCount = (WORD)bytesPerPixel * 8;
+ bmi.biCompression = BI_RGB;
+ bmi.biSizeImage = bytesPerRow * height;
+ bmi.biXPelsPerMeter = 0;
+ bmi.biYPelsPerMeter = 0;
+ bmi.biClrUsed = 0;
+ bmi.biClrImportant = 0;
+
+ BITMAPFILEHEADER bf;
+ bf.bfType = 0x4D42; // 'BM'
+ bf.bfReserved1 = 0;
+ bf.bfReserved2 = 0;
+ bf.bfOffBits = sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER);
+ bf.bfSize = bf.bfOffBits + bmi.biSizeImage;
+
+ // get a file output stream
+ nsCOMPtr<nsIOutputStream> stream;
+ rv = NS_NewLocalFileOutputStream(getter_AddRefs(stream), aFile);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ gfx::DataSourceSurface::MappedSurface map;
+ if (!dataSurface->Map(gfx::DataSourceSurface::MapType::READ, &map)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ // write the bitmap headers and rgb pixel data to the file
+ rv = NS_ERROR_FAILURE;
+ if (stream) {
+ uint32_t written;
+ stream->Write((const char*)&bf, sizeof(BITMAPFILEHEADER), &written);
+ if (written == sizeof(BITMAPFILEHEADER)) {
+ stream->Write((const char*)&bmi, sizeof(BITMAPINFOHEADER), &written);
+ if (written == sizeof(BITMAPINFOHEADER)) {
+ // write out the image data backwards because the desktop won't
+ // show bitmaps with negative heights for top-to-bottom
+ uint32_t i = map.mStride * height;
+ do {
+ i -= map.mStride;
+ stream->Write(((const char*)map.mData) + i, bytesPerRow, &written);
+ if (written == bytesPerRow) {
+ rv = NS_OK;
+ } else {
+ rv = NS_ERROR_FAILURE;
+ break;
+ }
+ } while (i != 0);
+ }
+ }
+
+ stream->Close();
+ }
+
+ dataSurface->Unmap();
+
+ return rv;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::SetDesktopBackground(dom::Element* aElement,
+ int32_t aPosition,
+ const nsACString& aImageName) {
+ if (!aElement || !aElement->IsHTMLElement(nsGkAtoms::img)) {
+ // XXX write background loading stuff!
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ nsresult rv;
+ nsCOMPtr<nsIImageLoadingContent> imageContent =
+ do_QueryInterface(aElement, &rv);
+ if (!imageContent) return rv;
+
+ // get the image container
+ nsCOMPtr<imgIRequest> request;
+ rv = imageContent->GetRequest(nsIImageLoadingContent::CURRENT_REQUEST,
+ getter_AddRefs(request));
+ if (!request) return rv;
+
+ nsCOMPtr<imgIContainer> container;
+ rv = request->GetImage(getter_AddRefs(container));
+ if (!container) return NS_ERROR_FAILURE;
+
+ // get the file name from localized strings
+ nsCOMPtr<nsIStringBundleService> bundleService(
+ do_GetService(NS_STRINGBUNDLE_CONTRACTID, &rv));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsCOMPtr<nsIStringBundle> shellBundle;
+ rv = bundleService->CreateBundle(SHELLSERVICE_PROPERTIES,
+ getter_AddRefs(shellBundle));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // e.g. "Desktop Background.bmp"
+ nsAutoString fileLeafName;
+ rv = shellBundle->GetStringFromName("desktopBackgroundLeafNameWin",
+ fileLeafName);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // get the profile root directory
+ nsCOMPtr<nsIFile> file;
+ rv = NS_GetSpecialDirectory(NS_APP_APPLICATION_REGISTRY_DIR,
+ getter_AddRefs(file));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // eventually, the path is "%APPDATA%\Mozilla\Firefox\Desktop Background.bmp"
+ rv = file->Append(fileLeafName);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsAutoString path;
+ rv = file->GetPath(path);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ // write the bitmap to a file in the profile directory.
+ // We have to write old bitmap format for Windows 7 wallpapar support.
+ rv = WriteBitmap(file, container);
+
+ // if the file was written successfully, set it as the system wallpaper
+ if (NS_SUCCEEDED(rv)) {
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1", &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ rv = regKey->Create(nsIWindowsRegKey::ROOT_KEY_CURRENT_USER,
+ u"Control Panel\\Desktop"_ns,
+ nsIWindowsRegKey::ACCESS_SET_VALUE);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsAutoString tile;
+ nsAutoString style;
+ switch (aPosition) {
+ case BACKGROUND_TILE:
+ style.Assign('0');
+ tile.Assign('1');
+ break;
+ case BACKGROUND_CENTER:
+ style.Assign('0');
+ tile.Assign('0');
+ break;
+ case BACKGROUND_STRETCH:
+ style.Assign('2');
+ tile.Assign('0');
+ break;
+ case BACKGROUND_FILL:
+ style.AssignLiteral("10");
+ tile.Assign('0');
+ break;
+ case BACKGROUND_FIT:
+ style.Assign('6');
+ tile.Assign('0');
+ break;
+ case BACKGROUND_SPAN:
+ style.AssignLiteral("22");
+ tile.Assign('0');
+ break;
+ }
+
+ rv = regKey->WriteStringValue(u"TileWallpaper"_ns, tile);
+ NS_ENSURE_SUCCESS(rv, rv);
+ rv = regKey->WriteStringValue(u"WallpaperStyle"_ns, style);
+ NS_ENSURE_SUCCESS(rv, rv);
+ rv = regKey->Close();
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ ::SystemParametersInfoW(SPI_SETDESKWALLPAPER, 0, (PVOID)path.get(),
+ SPIF_UPDATEINIFILE | SPIF_SENDCHANGE);
+ }
+ return rv;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::GetDesktopBackgroundColor(uint32_t* aColor) {
+ uint32_t color = ::GetSysColor(COLOR_DESKTOP);
+ *aColor =
+ (GetRValue(color) << 16) | (GetGValue(color) << 8) | GetBValue(color);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::SetDesktopBackgroundColor(uint32_t aColor) {
+ int aParameters[2] = {COLOR_BACKGROUND, COLOR_DESKTOP};
+ BYTE r = (aColor >> 16);
+ BYTE g = (aColor << 16) >> 24;
+ BYTE b = (aColor << 24) >> 24;
+ COLORREF colors[2] = {RGB(r, g, b), RGB(r, g, b)};
+
+ ::SetSysColors(sizeof(aParameters) / sizeof(int), aParameters, colors);
+
+ nsresult rv;
+ nsCOMPtr<nsIWindowsRegKey> regKey =
+ do_CreateInstance("@mozilla.org/windows-registry-key;1", &rv);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ rv = regKey->Create(nsIWindowsRegKey::ROOT_KEY_CURRENT_USER,
+ u"Control Panel\\Colors"_ns,
+ nsIWindowsRegKey::ACCESS_SET_VALUE);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ wchar_t rgb[12];
+ _snwprintf(rgb, 12, L"%u %u %u", r, g, b);
+
+ rv = regKey->WriteStringValue(u"Background"_ns, nsDependentString(rgb));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ return regKey->Close();
+}
+
+/*
+ * Writes information about a shortcut to a shortcuts log in
+ * %PROGRAMDATA%\Mozilla-1de4eec8-1241-4177-a864-e594e8d1fb38.
+ * (This is the same directory used for update staging.)
+ * For more on the shortcuts log format and purpose, consult
+ * /toolkit/mozapps/installer/windows/nsis/common.nsh.
+ *
+ * The shortcuts log created or appended here is named after
+ * the currently running application and current user SID.
+ * For example: Firefox_$SID_shortcuts.ini.
+ *
+ * If it does not exist, it will be created. If it exists
+ * and a matching shortcut named already exists in the file,
+ * a new one will not be appended.
+ *
+ * In an ideal world this function would not need aShortcutsLogDir
+ * passed to it, but it is called by at least one function that runs
+ * asynchronously, and is therefore unable to use nsDirectoryService
+ * to look it up itself.
+ */
+static nsresult WriteShortcutToLog(nsIFile* aShortcutsLogDir,
+ KNOWNFOLDERID aFolderId,
+ const nsAString& aShortcutName) {
+ // the section inside the shortcuts log
+ nsAutoCString section;
+ // the shortcuts log wants "Programs" shortcuts in its "STARTMENU" section
+ if (aFolderId == FOLDERID_CommonPrograms || aFolderId == FOLDERID_Programs) {
+ section.Assign("STARTMENU");
+ } else if (aFolderId == FOLDERID_PublicDesktop ||
+ aFolderId == FOLDERID_Desktop) {
+ section.Assign("DESKTOP");
+ } else {
+ return NS_ERROR_INVALID_ARG;
+ }
+
+ nsCOMPtr<nsIFile> shortcutsLog;
+ nsresult rv = aShortcutsLogDir->GetParent(getter_AddRefs(shortcutsLog));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsAutoCString appName;
+ nsCOMPtr<nsIXULAppInfo> appInfo =
+ do_GetService("@mozilla.org/xre/app-info;1");
+ rv = appInfo->GetName(appName);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ auto userSid = GetCurrentUserStringSid();
+ if (!userSid) {
+ return NS_ERROR_FILE_NOT_FOUND;
+ }
+
+ nsAutoString filename;
+ filename.AppendPrintf("%s_%ls_shortcuts.ini", appName.get(), userSid.get());
+ rv = shortcutsLog->Append(filename);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsINIParser parser;
+ bool fileExists = false;
+ bool shortcutsLogEntryExists = false;
+ nsAutoCString keyName, shortcutName;
+ shortcutName = NS_ConvertUTF16toUTF8(aShortcutName);
+
+ shortcutsLog->IsFile(&fileExists);
+ // if the shortcuts log exists, find either an existing matching
+ // entry, or the next available shortcut index
+ if (fileExists) {
+ rv = parser.Init(shortcutsLog);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ nsCString iniShortcut;
+ // surely we'll never need more than 10 shortcuts in one section...
+ for (int i = 0; i < 10; i++) {
+ keyName.AssignLiteral("Shortcut");
+ keyName.AppendInt(i);
+ rv = parser.GetString(section.get(), keyName.get(), iniShortcut);
+ if (NS_FAILED(rv)) {
+ // we found an unused index
+ break;
+ } else if (iniShortcut.Equals(shortcutName)) {
+ shortcutsLogEntryExists = true;
+ }
+ }
+ // otherwise, this is safe to use
+ } else {
+ keyName.AssignLiteral("Shortcut0");
+ }
+
+ if (!shortcutsLogEntryExists) {
+ parser.SetString(section.get(), keyName.get(), shortcutName.get());
+ // We write this ourselves instead of using parser->WriteToFile because
+ // the INI parser in our uninstaller needs to read this, and only supports
+ // UTF-16LE encoding. nsINIParser does not support UTF-16.
+ nsAutoCString formatted;
+ parser.WriteToString(formatted);
+ FILE* writeFile;
+ rv = shortcutsLog->OpenANSIFileDesc("w,ccs=UTF-16LE", &writeFile);
+ NS_ENSURE_SUCCESS(rv, rv);
+ NS_ConvertUTF8toUTF16 formattedUTF16(formatted);
+ if (fwrite(formattedUTF16.get(), sizeof(wchar_t), formattedUTF16.Length(),
+ writeFile) != formattedUTF16.Length()) {
+ fclose(writeFile);
+ return NS_ERROR_FAILURE;
+ }
+ fclose(writeFile);
+ }
+
+ return NS_OK;
+}
+
+static nsresult CreateShortcutImpl(
+ nsIFile* aBinary, const CopyableTArray<nsString>& aArguments,
+ const nsAString& aDescription, nsIFile* aIconFile, uint16_t aIconIndex,
+ const nsAString& aAppUserModelId, KNOWNFOLDERID aShortcutFolder,
+ const nsAString& aShortcutName, const nsString& aShortcutFile,
+ nsIFile* aShortcutsLogDir) {
+ NS_ENSURE_ARG(aBinary);
+ NS_ENSURE_ARG(aIconFile);
+
+ nsresult rv =
+ WriteShortcutToLog(aShortcutsLogDir, aShortcutFolder, aShortcutName);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ RefPtr<IShellLinkW> link;
+ HRESULT hr = CoCreateInstance(CLSID_ShellLink, nullptr, CLSCTX_INPROC_SERVER,
+ IID_IShellLinkW, getter_AddRefs(link));
+ NS_ENSURE_HRESULT(hr, NS_ERROR_FAILURE);
+
+ nsString path(aBinary->NativePath());
+ link->SetPath(path.get());
+
+ wchar_t workingDir[MAX_PATH + 1];
+ wcscpy_s(workingDir, MAX_PATH + 1, aBinary->NativePath().get());
+ PathRemoveFileSpecW(workingDir);
+ link->SetWorkingDirectory(workingDir);
+
+ if (!aDescription.IsEmpty()) {
+ link->SetDescription(PromiseFlatString(aDescription).get());
+ }
+
+ // TODO: Properly escape quotes in the string, see bug 1604287.
+ nsString arguments;
+ for (auto& arg : aArguments) {
+ arguments.AppendPrintf("\"%S\" ", static_cast<const wchar_t*>(arg.get()));
+ }
+
+ link->SetArguments(arguments.get());
+
+ if (aIconFile) {
+ nsString icon(aIconFile->NativePath());
+ link->SetIconLocation(icon.get(), aIconIndex);
+ }
+
+ if (!aAppUserModelId.IsEmpty()) {
+ RefPtr<IPropertyStore> propStore;
+ hr = link->QueryInterface(IID_IPropertyStore, getter_AddRefs(propStore));
+ NS_ENSURE_HRESULT(hr, NS_ERROR_FAILURE);
+
+ PROPVARIANT pv;
+ if (FAILED(InitPropVariantFromString(
+ PromiseFlatString(aAppUserModelId).get(), &pv))) {
+ return NS_ERROR_FAILURE;
+ }
+
+ hr = propStore->SetValue(PKEY_AppUserModel_ID, pv);
+ PropVariantClear(&pv);
+ NS_ENSURE_HRESULT(hr, NS_ERROR_FAILURE);
+
+ hr = propStore->Commit();
+ NS_ENSURE_HRESULT(hr, NS_ERROR_FAILURE);
+ }
+
+ RefPtr<IPersistFile> persist;
+ hr = link->QueryInterface(IID_IPersistFile, getter_AddRefs(persist));
+ NS_ENSURE_HRESULT(hr, NS_ERROR_FAILURE);
+
+ hr = persist->Save(aShortcutFile.get(), TRUE);
+ NS_ENSURE_HRESULT(hr, NS_ERROR_FAILURE);
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::CreateShortcut(
+ nsIFile* aBinary, const nsTArray<nsString>& aArguments,
+ const nsAString& aDescription, nsIFile* aIconFile, uint16_t aIconIndex,
+ const nsAString& aAppUserModelId, const nsAString& aShortcutFolder,
+ const nsAString& aShortcutName, JSContext* aCx, dom::Promise** aPromise) {
+ if (!NS_IsMainThread()) {
+ return NS_ERROR_NOT_SAME_THREAD;
+ }
+
+ ErrorResult rv;
+ RefPtr<dom::Promise> promise =
+ dom::Promise::Create(xpc::CurrentNativeGlobal(aCx), rv);
+
+ if (MOZ_UNLIKELY(rv.Failed())) {
+ return rv.StealNSResult();
+ }
+ // In an ideal world we'd probably send along nsIFile pointers
+ // here, but it's easier to determine the needed shortcuts log
+ // entry with a KNOWNFOLDERID - so we pass this along instead
+ // and let CreateShortcutImpl take care of converting it to
+ // an nsIFile.
+ KNOWNFOLDERID folderId;
+ if (aShortcutFolder.Equals(L"Programs")) {
+ folderId = FOLDERID_Programs;
+ } else if (aShortcutFolder.Equals(L"Desktop")) {
+ folderId = FOLDERID_Desktop;
+ } else {
+ return NS_ERROR_INVALID_ARG;
+ }
+
+ nsCOMPtr<nsIFile> updRoot, shortcutsLogDir;
+ nsresult nsrv =
+ NS_GetSpecialDirectory(XRE_UPDATE_ROOT_DIR, getter_AddRefs(updRoot));
+ NS_ENSURE_SUCCESS(nsrv, nsrv);
+ nsrv = updRoot->GetParent(getter_AddRefs(shortcutsLogDir));
+ NS_ENSURE_SUCCESS(nsrv, nsrv);
+
+ nsCOMPtr<nsIFile> shortcutFile;
+ if (folderId == FOLDERID_Programs) {
+ nsrv = NS_GetSpecialDirectory(NS_WIN_PROGRAMS_DIR,
+ getter_AddRefs(shortcutFile));
+ } else if (folderId == FOLDERID_Desktop) {
+ nsrv =
+ NS_GetSpecialDirectory(NS_OS_DESKTOP_DIR, getter_AddRefs(shortcutFile));
+ } else {
+ return NS_ERROR_FILE_NOT_FOUND;
+ }
+ if (NS_FAILED(nsrv)) {
+ return NS_ERROR_FILE_NOT_FOUND;
+ }
+ shortcutFile->Append(aShortcutName);
+
+ auto promiseHolder = MakeRefPtr<nsMainThreadPtrHolder<dom::Promise>>(
+ "CreateShortcut promise", promise);
+
+ nsCOMPtr<nsIFile> binary(aBinary);
+ nsCOMPtr<nsIFile> iconFile(aIconFile);
+ NS_DispatchBackgroundTask(
+ NS_NewRunnableFunction(
+ "CreateShortcut",
+ [binary, aArguments = CopyableTArray<nsString>(aArguments),
+ aDescription = nsString{aDescription}, iconFile, aIconIndex,
+ aAppUserModelId = nsString{aAppUserModelId}, folderId,
+ aShortcutFolder = nsString{aShortcutFolder},
+ aShortcutName = nsString{aShortcutName}, shortcutsLogDir,
+ shortcutFile, promiseHolder = std::move(promiseHolder)] {
+ nsresult rv = NS_ERROR_FAILURE;
+ HRESULT hr = CoInitialize(nullptr);
+
+ if (SUCCEEDED(hr)) {
+ rv = CreateShortcutImpl(
+ binary.get(), aArguments, aDescription, iconFile.get(),
+ aIconIndex, aAppUserModelId, folderId, aShortcutName,
+ shortcutFile->NativePath(), shortcutsLogDir.get());
+ CoUninitialize();
+ }
+
+ NS_DispatchToMainThread(NS_NewRunnableFunction(
+ "CreateShortcut callback",
+ [rv, shortcutFile, promiseHolder = std::move(promiseHolder)] {
+ dom::Promise* promise = promiseHolder.get()->get();
+
+ if (NS_SUCCEEDED(rv)) {
+ promise->MaybeResolve(shortcutFile->NativePath());
+ } else {
+ promise->MaybeReject(rv);
+ }
+ }));
+ }),
+ NS_DISPATCH_EVENT_MAY_BLOCK);
+
+ promise.forget(aPromise);
+ return NS_OK;
+}
+
+// Look for any installer-created shortcuts in the given location that match
+// the given AUMID and EXE Path. If one is found, output its path.
+//
+// NOTE: DO NOT USE if a false negative (mismatch) is unacceptable.
+// aExePath is compared directly to the path retrieved from the shortcut.
+// Due to the presence of symlinks or other filesystem issues, it's possible
+// for different paths to refer to the same file, which would cause the check
+// to fail.
+// This should rarely be an issue as we are most likely to be run from a path
+// written by the installer (shortcut, association, launch from installer),
+// which also wrote the shortcuts. But it is possible.
+//
+// aCSIDL the CSIDL of the directory to look for matching shortcuts in
+// aAUMID the AUMID to check for
+// aExePath the target exe path to check for, should be a long path where
+// possible
+// aShortcutSubstring a substring to limit which shortcuts in aCSIDL are
+// inspected for a match. Only shortcuts whose filename
+// contains this substring will be considered
+// aShortcutPath outparam, set to matching shortcut path if NS_OK is returned.
+//
+// Returns
+// NS_ERROR_FAILURE on errors before any shortcuts were loaded
+// NS_ERROR_FILE_NOT_FOUND if no shortcuts matching aShortcutSubstring exist
+// NS_ERROR_FILE_ALREADY_EXISTS if shortcuts were found but did not match
+// aAUMID or aExePath
+// NS_OK if a matching shortcut is found
+static nsresult GetMatchingShortcut(int aCSIDL, const nsAString& aAUMID,
+ const wchar_t aExePath[MAXPATHLEN],
+ const nsAString& aShortcutSubstring,
+ /* out */ nsAutoString& aShortcutPath) {
+ nsresult result = NS_ERROR_FAILURE;
+
+ wchar_t folderPath[MAX_PATH] = {};
+ HRESULT hr = SHGetFolderPathW(nullptr, aCSIDL, nullptr, SHGFP_TYPE_CURRENT,
+ folderPath);
+ if (NS_WARN_IF(FAILED(hr))) {
+ return NS_ERROR_FAILURE;
+ }
+ if (wcscat_s(folderPath, MAX_PATH, L"\\") != 0) {
+ return NS_ERROR_FAILURE;
+ }
+
+ // Get list of shortcuts in aCSIDL
+ nsAutoString pattern(folderPath);
+ pattern.AppendLiteral("*.lnk");
+
+ WIN32_FIND_DATAW findData = {};
+ HANDLE hFindFile = FindFirstFileW(pattern.get(), &findData);
+ if (hFindFile == INVALID_HANDLE_VALUE) {
+ Unused << NS_WARN_IF(GetLastError() != ERROR_FILE_NOT_FOUND);
+ return NS_ERROR_FILE_NOT_FOUND;
+ }
+ // Past this point we don't return until the end of the function,
+ // when FindClose() is called.
+
+ // todo: improve return values here
+ do {
+ // Skip any that don't contain aShortcutSubstring
+ // This is a case sensitive comparison, but that's probably fine for
+ // the vast majority of cases -- and certainly for all the ones where
+ // a shortcut was created by the installer.
+ if (StrStrIW(findData.cFileName, aShortcutSubstring.Data()) == NULL) {
+ continue;
+ }
+
+ nsAutoString path(folderPath);
+ path.Append(findData.cFileName);
+
+ // Create a shell link object for loading the shortcut
+ RefPtr<IShellLinkW> link;
+ HRESULT hr =
+ CoCreateInstance(CLSID_ShellLink, nullptr, CLSCTX_INPROC_SERVER,
+ IID_IShellLinkW, getter_AddRefs(link));
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ // Load
+ RefPtr<IPersistFile> persist;
+ hr = link->QueryInterface(IID_IPersistFile, getter_AddRefs(persist));
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ hr = persist->Load(path.get(), STGM_READ);
+ if (FAILED(hr)) {
+ if (NS_WARN_IF(hr != HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND))) {
+ // empty branch, result unchanged but warning issued
+ } else {
+ // If we've ever gotten past this block, result will already be
+ // NS_ERROR_FILE_ALREADY_EXISTS, which is a more accurate error
+ // than NS_ERROR_FILE_NOT_FOUND.
+ if (result != NS_ERROR_FILE_ALREADY_EXISTS) {
+ result = NS_ERROR_FILE_NOT_FOUND;
+ }
+ }
+ continue;
+ }
+ result = NS_ERROR_FILE_ALREADY_EXISTS;
+
+ // Check the AUMID
+ RefPtr<IPropertyStore> propStore;
+ hr = link->QueryInterface(IID_IPropertyStore, getter_AddRefs(propStore));
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ PROPVARIANT pv;
+ hr = propStore->GetValue(PKEY_AppUserModel_ID, &pv);
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ wchar_t storedAUMID[MAX_PATH];
+ hr = PropVariantToString(pv, storedAUMID, MAX_PATH);
+ PropVariantClear(&pv);
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ if (!aAUMID.Equals(storedAUMID)) {
+ continue;
+ }
+
+ // Check the exe path
+ static_assert(MAXPATHLEN == MAX_PATH);
+ wchar_t storedExePath[MAX_PATH] = {};
+ // With no flags GetPath gets a long path
+ hr = link->GetPath(storedExePath, ArrayLength(storedExePath), nullptr, 0);
+ if (FAILED(hr) || hr == S_FALSE) {
+ continue;
+ }
+ // Case insensitive path comparison
+ if (wcsnicmp(storedExePath, aExePath, MAXPATHLEN) == 0) {
+ aShortcutPath.Assign(path);
+ result = NS_OK;
+ break;
+ }
+ } while (FindNextFileW(hFindFile, &findData));
+
+ FindClose(hFindFile);
+
+ return result;
+}
+
+static nsresult FindMatchingShortcut(const nsAString& aAppUserModelId,
+ const nsAString& aShortcutSubstring,
+ const bool aPrivateBrowsing,
+ nsAutoString& aShortcutPath) {
+ wchar_t exePath[MAXPATHLEN] = {};
+ if (NS_WARN_IF(NS_FAILED(BinaryPath::GetLong(exePath)))) {
+ return NS_ERROR_FAILURE;
+ }
+
+ if (aPrivateBrowsing) {
+ if (!PathRemoveFileSpecW(exePath)) {
+ return NS_ERROR_FAILURE;
+ }
+ if (!PathAppendW(exePath, L"private_browsing.exe")) {
+ return NS_ERROR_FAILURE;
+ }
+ }
+
+ int shortcutCSIDLs[] = {CSIDL_COMMON_PROGRAMS, CSIDL_PROGRAMS,
+ CSIDL_COMMON_DESKTOPDIRECTORY,
+ CSIDL_DESKTOPDIRECTORY};
+ for (int shortcutCSIDL : shortcutCSIDLs) {
+ // GetMatchingShortcut may fail when the exe path doesn't match, even
+ // if it refers to the same file. This should be rare, and the worst
+ // outcome would be failure to pin, so the risk is acceptable.
+ nsresult rv = GetMatchingShortcut(shortcutCSIDL, aAppUserModelId, exePath,
+ aShortcutSubstring, aShortcutPath);
+ if (NS_SUCCEEDED(rv)) {
+ return NS_OK;
+ }
+ }
+
+ return NS_ERROR_FILE_NOT_FOUND;
+}
+
+static bool HasMatchingShortcutImpl(const nsAString& aAppUserModelId,
+ const bool aPrivateBrowsing,
+ const nsAutoString& aShortcutSubstring) {
+ // unused by us, but required
+ nsAutoString shortcutPath;
+ nsresult rv = FindMatchingShortcut(aAppUserModelId, aShortcutSubstring,
+ aPrivateBrowsing, shortcutPath);
+ if (SUCCEEDED(rv)) {
+ return true;
+ }
+
+ return false;
+}
+
+NS_IMETHODIMP nsWindowsShellService::HasMatchingShortcut(
+ const nsAString& aAppUserModelId, const bool aPrivateBrowsing,
+ JSContext* aCx, dom::Promise** aPromise) {
+ if (!NS_IsMainThread()) {
+ return NS_ERROR_NOT_SAME_THREAD;
+ }
+
+ ErrorResult rv;
+ RefPtr<dom::Promise> promise =
+ dom::Promise::Create(xpc::CurrentNativeGlobal(aCx), rv);
+
+ if (MOZ_UNLIKELY(rv.Failed())) {
+ return rv.StealNSResult();
+ }
+
+ auto promiseHolder = MakeRefPtr<nsMainThreadPtrHolder<dom::Promise>>(
+ "HasMatchingShortcut promise", promise);
+
+ NS_DispatchBackgroundTask(
+ NS_NewRunnableFunction(
+ "HasMatchingShortcut",
+ [aAppUserModelId = nsString{aAppUserModelId}, aPrivateBrowsing,
+ promiseHolder = std::move(promiseHolder)] {
+ bool rv = false;
+ HRESULT hr = CoInitialize(nullptr);
+
+ if (SUCCEEDED(hr)) {
+ nsAutoString shortcutSubstring;
+ shortcutSubstring.AssignLiteral(MOZ_APP_DISPLAYNAME);
+ rv = HasMatchingShortcutImpl(aAppUserModelId, aPrivateBrowsing,
+ shortcutSubstring);
+ CoUninitialize();
+ }
+
+ NS_DispatchToMainThread(NS_NewRunnableFunction(
+ "HasMatchingShortcut callback",
+ [rv, promiseHolder = std::move(promiseHolder)] {
+ dom::Promise* promise = promiseHolder.get()->get();
+
+ promise->MaybeResolve(rv);
+ }));
+ }),
+ NS_DISPATCH_EVENT_MAY_BLOCK);
+
+ promise.forget(aPromise);
+ return NS_OK;
+}
+
+static nsresult PinCurrentAppToTaskbarWin7(bool aCheckOnly,
+ nsAutoString aShortcutPath) {
+ nsModuleHandle shellInst(LoadLibraryW(L"shell32.dll"));
+
+ RefPtr<IShellWindows> shellWindows;
+ HRESULT hr =
+ ::CoCreateInstance(CLSID_ShellWindows, nullptr, CLSCTX_LOCAL_SERVER,
+ IID_IShellWindows, getter_AddRefs(shellWindows));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ // 1. Find the shell view for the desktop.
+ _variant_t loc(int(CSIDL_DESKTOP));
+ _variant_t empty;
+ long hwnd;
+ RefPtr<IDispatch> dispDesktop;
+ hr = shellWindows->FindWindowSW(&loc, &empty, SWC_DESKTOP, &hwnd,
+ SWFO_NEEDDISPATCH,
+ getter_AddRefs(dispDesktop));
+ if (FAILED(hr) || hr == S_FALSE) return NS_ERROR_FAILURE;
+
+ RefPtr<IServiceProvider> servProv;
+ hr = dispDesktop->QueryInterface(IID_IServiceProvider,
+ getter_AddRefs(servProv));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ RefPtr<IShellBrowser> browser;
+ hr = servProv->QueryService(SID_STopLevelBrowser, IID_IShellBrowser,
+ getter_AddRefs(browser));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ RefPtr<IShellView> activeShellView;
+ hr = browser->QueryActiveShellView(getter_AddRefs(activeShellView));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ // 2. Get the automation object for the desktop.
+ RefPtr<IDispatch> dispView;
+ hr = activeShellView->GetItemObject(SVGIO_BACKGROUND, IID_IDispatch,
+ getter_AddRefs(dispView));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ RefPtr<IShellFolderViewDual> folderView;
+ hr = dispView->QueryInterface(IID_IShellFolderViewDual,
+ getter_AddRefs(folderView));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ // 3. Get the interface to IShellDispatch
+ RefPtr<IDispatch> dispShell;
+ hr = folderView->get_Application(getter_AddRefs(dispShell));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ RefPtr<IShellDispatch2> shellDisp;
+ hr =
+ dispShell->QueryInterface(IID_IShellDispatch2, getter_AddRefs(shellDisp));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ wchar_t shortcutDir[MAX_PATH + 1];
+ wcscpy_s(shortcutDir, MAX_PATH + 1, aShortcutPath.get());
+ if (!PathRemoveFileSpecW(shortcutDir)) return NS_ERROR_FAILURE;
+
+ VARIANT dir;
+ dir.vt = VT_BSTR;
+ BStrPtr bstrShortcutDir = BStrPtr(SysAllocString(shortcutDir));
+ if (bstrShortcutDir.get() == NULL) return NS_ERROR_FAILURE;
+ dir.bstrVal = bstrShortcutDir.get();
+
+ RefPtr<Folder> folder;
+ hr = shellDisp->NameSpace(dir, getter_AddRefs(folder));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ wchar_t linkName[MAX_PATH + 1];
+ wcscpy_s(linkName, MAX_PATH + 1, aShortcutPath.get());
+ PathStripPathW(linkName);
+ BStrPtr bstrLinkName = BStrPtr(SysAllocString(linkName));
+ if (bstrLinkName.get() == NULL) return NS_ERROR_FAILURE;
+
+ RefPtr<FolderItem> folderItem;
+ hr = folder->ParseName(bstrLinkName.get(), getter_AddRefs(folderItem));
+ if (FAILED(hr) || !folderItem) return NS_ERROR_FAILURE;
+
+ RefPtr<FolderItemVerbs> verbs;
+ hr = folderItem->Verbs(getter_AddRefs(verbs));
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ long count;
+ hr = verbs->get_Count(&count);
+ if (FAILED(hr)) return NS_ERROR_FAILURE;
+
+ WCHAR verbName[100];
+ if (!LoadStringW(shellInst.get(), PIN_TO_TASKBAR_SHELL_VERB, verbName,
+ ARRAYSIZE(verbName))) {
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+ VARIANT v;
+ v.vt = VT_I4;
+ BStrPtr name;
+ for (long i = 0; i < count; ++i) {
+ RefPtr<FolderItemVerb> fiVerb;
+ v.lVal = i;
+ hr = verbs->Item(v, getter_AddRefs(fiVerb));
+ if (FAILED(hr)) {
+ continue;
+ }
+
+ BSTR tmpName;
+ hr = fiVerb->get_Name(&tmpName);
+ if (FAILED(hr)) {
+ continue;
+ }
+ name = BStrPtr(tmpName);
+ if (!wcscmp((WCHAR*)name.get(), verbName)) {
+ if (aCheckOnly) {
+ // we've done as much as we can without actually
+ // changing anything
+ return NS_OK;
+ }
+
+ hr = fiVerb->DoIt();
+ if (SUCCEEDED(hr)) {
+ return NS_OK;
+ }
+ }
+ }
+
+ // if we didn't return in the block above, something failed
+ return NS_ERROR_FAILURE;
+}
+
+static nsresult PinCurrentAppToTaskbarWin10(bool aCheckOnly,
+ nsAutoString aShortcutPath) {
+ // This enum is likely only used for Windows telemetry, INT_MAX is chosen to
+ // avoid confusion with existing uses.
+ enum PINNEDLISTMODIFYCALLER { PLMC_INT_MAX = INT_MAX };
+
+ // The types below, and the idea of using IPinnedList3::Modify,
+ // are thanks to Gee Law <https://geelaw.blog/entries/msedge-pins/>
+ static constexpr GUID CLSID_TaskbandPin = {
+ 0x90aa3a4e,
+ 0x1cba,
+ 0x4233,
+ {0xb8, 0xbb, 0x53, 0x57, 0x73, 0xd4, 0x84, 0x49}};
+
+ static constexpr GUID IID_IPinnedList3 = {
+ 0x0dd79ae2,
+ 0xd156,
+ 0x45d4,
+ {0x9e, 0xeb, 0x3b, 0x54, 0x97, 0x69, 0xe9, 0x40}};
+
+ struct IPinnedList3Vtbl;
+ struct IPinnedList3 {
+ IPinnedList3Vtbl* vtbl;
+ };
+
+ typedef ULONG STDMETHODCALLTYPE ReleaseFunc(IPinnedList3 * that);
+ typedef HRESULT STDMETHODCALLTYPE ModifyFunc(
+ IPinnedList3 * that, PCIDLIST_ABSOLUTE unpin, PCIDLIST_ABSOLUTE pin,
+ PINNEDLISTMODIFYCALLER caller);
+
+ struct IPinnedList3Vtbl {
+ void* QueryInterface; // 0
+ void* AddRef; // 1
+ ReleaseFunc* Release; // 2
+ void* Other[13]; // 3-15
+ ModifyFunc* Modify; // 16
+ };
+
+ struct ILFreeDeleter {
+ void operator()(LPITEMIDLIST aPtr) {
+ if (aPtr) {
+ ILFree(aPtr);
+ }
+ }
+ };
+
+ mozilla::UniquePtr<__unaligned ITEMIDLIST, ILFreeDeleter> path(
+ ILCreateFromPathW(aShortcutPath.get()));
+ if (NS_WARN_IF(!path)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ IPinnedList3* pinnedList = nullptr;
+ HRESULT hr =
+ CoCreateInstance(CLSID_TaskbandPin, nullptr, CLSCTX_INPROC_SERVER,
+ IID_IPinnedList3, (void**)&pinnedList);
+ if (FAILED(hr) || !pinnedList) {
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ if (!aCheckOnly) {
+ hr =
+ pinnedList->vtbl->Modify(pinnedList, nullptr, path.get(), PLMC_INT_MAX);
+ }
+
+ pinnedList->vtbl->Release(pinnedList);
+
+ if (FAILED(hr)) {
+ return NS_ERROR_FAILURE;
+ } else {
+ return NS_OK;
+ }
+}
+
+static nsresult PinCurrentAppToTaskbarImpl(
+ bool aCheckOnly, bool aPrivateBrowsing, const nsAString& aAppUserModelId,
+ const nsAString& aShortcutName, const nsAString& aShortcutSubstring,
+ nsIFile* aShortcutsLogDir, nsIFile* aGreDir, nsIFile* aProgramsDir) {
+ MOZ_DIAGNOSTIC_ASSERT(
+ !NS_IsMainThread(),
+ "PinCurrentAppToTaskbarImpl should be called off main thread only");
+
+ nsAutoString shortcutPath;
+ nsresult rv = FindMatchingShortcut(aAppUserModelId, aShortcutSubstring,
+ aPrivateBrowsing, shortcutPath);
+ if (NS_FAILED(rv)) {
+ shortcutPath.Truncate();
+ }
+ if (shortcutPath.IsEmpty()) {
+ if (aCheckOnly) {
+ // Later checks rely on a shortcut already existing.
+ // We don't want to create a shortcut in check only mode
+ // so the best we can do is assume those parts will work.
+ return NS_OK;
+ }
+
+ nsAutoString linkName(aShortcutName);
+
+ nsCOMPtr<nsIFile> exeFile(aGreDir);
+ if (aPrivateBrowsing) {
+ nsAutoString pbExeStr(PRIVATE_BROWSING_BINARY);
+ nsresult rv = exeFile->Append(pbExeStr);
+ if (!NS_SUCCEEDED(rv)) {
+ return NS_ERROR_FAILURE;
+ }
+ } else {
+ wchar_t exePath[MAXPATHLEN] = {};
+ if (NS_WARN_IF(NS_FAILED(BinaryPath::GetLong(exePath)))) {
+ return NS_ERROR_FAILURE;
+ }
+ nsAutoString exeStr(exePath);
+ nsresult rv = NS_NewLocalFile(exeStr, true, getter_AddRefs(exeFile));
+ if (!NS_SUCCEEDED(rv)) {
+ return NS_ERROR_FILE_NOT_FOUND;
+ }
+ }
+
+ nsCOMPtr<nsIFile> shortcutFile(aProgramsDir);
+ shortcutFile->Append(aShortcutName);
+ shortcutPath.Assign(shortcutFile->NativePath());
+
+ nsTArray<nsString> arguments;
+ rv = CreateShortcutImpl(exeFile, arguments, aShortcutName, exeFile,
+ // Icon indexes are defined as Resource IDs, but
+ // CreateShortcutImpl needs an index.
+ IDI_APPICON - 1, aAppUserModelId, FOLDERID_Programs,
+ linkName, shortcutFile->NativePath(),
+ aShortcutsLogDir);
+ if (!NS_SUCCEEDED(rv)) {
+ return NS_ERROR_FILE_NOT_FOUND;
+ }
+ }
+
+ if (IsWin10OrLater()) {
+ return PinCurrentAppToTaskbarWin10(aCheckOnly, shortcutPath);
+ } else {
+ return PinCurrentAppToTaskbarWin7(aCheckOnly, shortcutPath);
+ }
+}
+
+static nsresult PinCurrentAppToTaskbarAsyncImpl(bool aCheckOnly,
+ bool aPrivateBrowsing,
+ JSContext* aCx,
+ dom::Promise** aPromise) {
+ if (!NS_IsMainThread()) {
+ return NS_ERROR_NOT_SAME_THREAD;
+ }
+
+ // First available on 1809
+ if (IsWin10OrLater() && !IsWin10Sep2018UpdateOrLater()) {
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ ErrorResult rv;
+ RefPtr<dom::Promise> promise =
+ dom::Promise::Create(xpc::CurrentNativeGlobal(aCx), rv);
+
+ if (MOZ_UNLIKELY(rv.Failed())) {
+ return rv.StealNSResult();
+ }
+
+ nsAutoString aumid;
+ if (NS_WARN_IF(!mozilla::widget::WinTaskbar::GenerateAppUserModelID(
+ aumid, aPrivateBrowsing))) {
+ return NS_ERROR_FAILURE;
+ }
+
+ // NOTE: In the installer, non-private shortcuts are named
+ // "${BrandShortName}.lnk". This is set from MOZ_APP_DISPLAYNAME in
+ // defines.nsi.in. (Except in dev edition where it's explicitly set to
+ // "Firefox Developer Edition" in branding.nsi, which matches
+ // MOZ_APP_DISPLAYNAME in aurora/configure.sh.)
+ //
+ // If this changes, we could expand this to check shortcuts_log.ini,
+ // which records the name of the shortcuts as created by the installer.
+ //
+ // Private shortcuts are not created by the installer (they're created
+ // upon user request, ultimately by CreateShortcutImpl, and recorded in
+ // a separate shortcuts log. As with non-private shortcuts they have a known
+ // name - so there's no need to look through logs to find them.
+ nsAutoString shortcutName;
+ if (aPrivateBrowsing) {
+ nsTArray<nsCString> resIds = {
+ "branding/brand.ftl"_ns,
+ "browser/browser.ftl"_ns,
+ };
+ RefPtr<Localization> l10n = Localization::Create(resIds, true);
+ nsAutoCString pbStr;
+ IgnoredErrorResult rv;
+ l10n->FormatValueSync("private-browsing-shortcut-text-2"_ns, {}, pbStr, rv);
+ shortcutName.Append(NS_ConvertUTF8toUTF16(pbStr));
+ shortcutName.AppendLiteral(".lnk");
+ } else {
+ shortcutName.AppendLiteral(MOZ_APP_DISPLAYNAME ".lnk");
+ }
+
+ nsCOMPtr<nsIFile> greDir, updRoot, programsDir, shortcutsLogDir;
+ nsresult nsrv = NS_GetSpecialDirectory(NS_GRE_DIR, getter_AddRefs(greDir));
+ NS_ENSURE_SUCCESS(nsrv, nsrv);
+ nsrv = NS_GetSpecialDirectory(XRE_UPDATE_ROOT_DIR, getter_AddRefs(updRoot));
+ NS_ENSURE_SUCCESS(nsrv, nsrv);
+ rv = NS_GetSpecialDirectory(NS_WIN_PROGRAMS_DIR, getter_AddRefs(programsDir));
+ NS_ENSURE_SUCCESS(nsrv, nsrv);
+ nsrv = updRoot->GetParent(getter_AddRefs(shortcutsLogDir));
+ NS_ENSURE_SUCCESS(nsrv, nsrv);
+
+ auto promiseHolder = MakeRefPtr<nsMainThreadPtrHolder<dom::Promise>>(
+ "CheckPinCurrentAppToTaskbarAsync promise", promise);
+
+ NS_DispatchBackgroundTask(
+ NS_NewRunnableFunction(
+ "CheckPinCurrentAppToTaskbarAsync",
+ [aCheckOnly, aPrivateBrowsing, shortcutName, aumid = nsString{aumid},
+ shortcutsLogDir, greDir, programsDir,
+ promiseHolder = std::move(promiseHolder)] {
+ nsresult rv = NS_ERROR_FAILURE;
+ HRESULT hr = CoInitialize(nullptr);
+
+ if (SUCCEEDED(hr)) {
+ nsAutoString shortcutSubstring;
+ shortcutSubstring.AssignLiteral(MOZ_APP_DISPLAYNAME);
+ rv = PinCurrentAppToTaskbarImpl(
+ aCheckOnly, aPrivateBrowsing, aumid, shortcutName,
+ shortcutSubstring, shortcutsLogDir.get(), greDir.get(),
+ programsDir.get());
+ CoUninitialize();
+ }
+
+ NS_DispatchToMainThread(NS_NewRunnableFunction(
+ "CheckPinCurrentAppToTaskbarAsync callback",
+ [rv, promiseHolder = std::move(promiseHolder)] {
+ dom::Promise* promise = promiseHolder.get()->get();
+
+ if (NS_SUCCEEDED(rv)) {
+ promise->MaybeResolveWithUndefined();
+ } else {
+ promise->MaybeReject(rv);
+ }
+ }));
+ }),
+ NS_DISPATCH_EVENT_MAY_BLOCK);
+
+ promise.forget(aPromise);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::PinCurrentAppToTaskbarAsync(bool aPrivateBrowsing,
+ JSContext* aCx,
+ dom::Promise** aPromise) {
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=1712628 tracks implementing
+ // this for MSIX packages.
+ if (widget::WinUtils::HasPackageIdentity()) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+ }
+
+ return PinCurrentAppToTaskbarAsyncImpl(
+ /* aCheckOnly */ false, aPrivateBrowsing, aCx, aPromise);
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::CheckPinCurrentAppToTaskbarAsync(
+ bool aPrivateBrowsing, JSContext* aCx, dom::Promise** aPromise) {
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=1712628 tracks implementing
+ // this for MSIX packages.
+ if (widget::WinUtils::HasPackageIdentity()) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+ }
+
+ return PinCurrentAppToTaskbarAsyncImpl(
+ /* aCheckOnly = */ true, aPrivateBrowsing, aCx, aPromise);
+}
+
+static bool IsCurrentAppPinnedToTaskbarSync(const nsAutoString& aumid) {
+ // There are two shortcut targets that we created. One always matches the
+ // binary we're running as (eg: firefox.exe). The other is the wrapper
+ // for launching in Private Browsing mode. We need to inspect shortcuts
+ // that point at either of these to accurately judge whether or not
+ // the app is pinned with the given AUMID.
+ wchar_t exePath[MAXPATHLEN] = {};
+ wchar_t pbExePath[MAXPATHLEN] = {};
+
+ if (NS_WARN_IF(NS_FAILED(BinaryPath::GetLong(exePath)))) {
+ return false;
+ }
+
+ wcscpy_s(pbExePath, MAXPATHLEN, exePath);
+ if (!PathRemoveFileSpecW(pbExePath)) {
+ return false;
+ }
+ if (!PathAppendW(pbExePath, L"private_browsing.exe")) {
+ return false;
+ }
+
+ wchar_t folderChars[MAX_PATH] = {};
+ HRESULT hr = SHGetFolderPathW(nullptr, CSIDL_APPDATA, nullptr,
+ SHGFP_TYPE_CURRENT, folderChars);
+ if (NS_WARN_IF(FAILED(hr))) {
+ return false;
+ }
+
+ nsAutoString folder;
+ folder.Assign(folderChars);
+ if (NS_WARN_IF(folder.IsEmpty())) {
+ return false;
+ }
+ if (folder[folder.Length() - 1] != '\\') {
+ folder.AppendLiteral("\\");
+ }
+ folder.AppendLiteral(
+ "Microsoft\\Internet Explorer\\Quick Launch\\User Pinned\\TaskBar");
+ nsAutoString pattern;
+ pattern.Assign(folder);
+ pattern.AppendLiteral("\\*.lnk");
+
+ WIN32_FIND_DATAW findData = {};
+ HANDLE hFindFile = FindFirstFileW(pattern.get(), &findData);
+ if (hFindFile == INVALID_HANDLE_VALUE) {
+ Unused << NS_WARN_IF(GetLastError() != ERROR_FILE_NOT_FOUND);
+ return false;
+ }
+ // Past this point we don't return until the end of the function,
+ // when FindClose() is called.
+
+ // Check all shortcuts until a match is found
+ bool isPinned = false;
+ do {
+ nsAutoString fileName;
+ fileName.Assign(folder);
+ fileName.AppendLiteral("\\");
+ fileName.Append(findData.cFileName);
+
+ // Create a shell link object for loading the shortcut
+ RefPtr<IShellLinkW> link;
+ HRESULT hr =
+ CoCreateInstance(CLSID_ShellLink, nullptr, CLSCTX_INPROC_SERVER,
+ IID_IShellLinkW, getter_AddRefs(link));
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ // Load
+ RefPtr<IPersistFile> persist;
+ hr = link->QueryInterface(IID_IPersistFile, getter_AddRefs(persist));
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ hr = persist->Load(fileName.get(), STGM_READ);
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ // Check the exe path
+ static_assert(MAXPATHLEN == MAX_PATH);
+ wchar_t storedExePath[MAX_PATH] = {};
+ // With no flags GetPath gets a long path
+ hr = link->GetPath(storedExePath, ArrayLength(storedExePath), nullptr, 0);
+ if (FAILED(hr) || hr == S_FALSE) {
+ continue;
+ }
+ // Case insensitive path comparison
+ // NOTE: Because this compares the path directly, it is possible to
+ // have a false negative mismatch.
+ if (wcsnicmp(storedExePath, exePath, MAXPATHLEN) == 0 ||
+ wcsnicmp(storedExePath, pbExePath, MAXPATHLEN) == 0) {
+ RefPtr<IPropertyStore> propStore;
+ hr = link->QueryInterface(IID_IPropertyStore, getter_AddRefs(propStore));
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ PROPVARIANT pv;
+ hr = propStore->GetValue(PKEY_AppUserModel_ID, &pv);
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ wchar_t storedAUMID[MAX_PATH];
+ hr = PropVariantToString(pv, storedAUMID, MAX_PATH);
+ PropVariantClear(&pv);
+ if (NS_WARN_IF(FAILED(hr))) {
+ continue;
+ }
+
+ if (aumid.Equals(storedAUMID)) {
+ isPinned = true;
+ break;
+ }
+ }
+ } while (FindNextFileW(hFindFile, &findData));
+
+ FindClose(hFindFile);
+
+ return isPinned;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::IsCurrentAppPinnedToTaskbarAsync(
+ const nsAString& aumid, JSContext* aCx, /* out */ dom::Promise** aPromise) {
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=1712628 tracks implementing
+ // this for MSIX packages.
+ if (widget::WinUtils::HasPackageIdentity()) {
+ return NS_ERROR_NOT_IMPLEMENTED;
+ }
+
+ if (!NS_IsMainThread()) {
+ return NS_ERROR_NOT_SAME_THREAD;
+ }
+
+ ErrorResult rv;
+ RefPtr<dom::Promise> promise =
+ dom::Promise::Create(xpc::CurrentNativeGlobal(aCx), rv);
+ if (MOZ_UNLIKELY(rv.Failed())) {
+ return rv.StealNSResult();
+ }
+
+ // A holder to pass the promise through the background task and back to
+ // the main thread when finished.
+ auto promiseHolder = MakeRefPtr<nsMainThreadPtrHolder<dom::Promise>>(
+ "IsCurrentAppPinnedToTaskbarAsync promise", promise);
+
+ // nsAString can't be captured by a lambda because it does not have a
+ // public copy constructor
+ nsAutoString capturedAumid(aumid);
+ NS_DispatchBackgroundTask(
+ NS_NewRunnableFunction(
+ "IsCurrentAppPinnedToTaskbarAsync",
+ [capturedAumid, promiseHolder = std::move(promiseHolder)] {
+ bool isPinned = false;
+
+ HRESULT hr = CoInitialize(nullptr);
+ if (SUCCEEDED(hr)) {
+ isPinned = IsCurrentAppPinnedToTaskbarSync(capturedAumid);
+ CoUninitialize();
+ }
+
+ // Dispatch back to the main thread to resolve the promise.
+ NS_DispatchToMainThread(NS_NewRunnableFunction(
+ "IsCurrentAppPinnedToTaskbarAsync callback",
+ [isPinned, promiseHolder = std::move(promiseHolder)] {
+ promiseHolder.get()->get()->MaybeResolve(isPinned);
+ }));
+ }),
+ NS_DISPATCH_EVENT_MAY_BLOCK);
+
+ promise.forget(aPromise);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsWindowsShellService::ClassifyShortcut(const nsAString& aPath,
+ nsAString& aResult) {
+ aResult.Truncate();
+
+ nsAutoString shortcutPath(PromiseFlatString(aPath));
+
+ // NOTE: On Windows 7, Start Menu pin shortcuts are stored under
+ // "<FOLDERID_User Pinned>\StartMenu", but on Windows 10 they are just normal
+ // Start Menu shortcuts. These both map to "StartMenu" for consistency,
+ // rather than having a separate "StartMenuPins" which would only apply on
+ // Win7.
+ struct {
+ KNOWNFOLDERID folderId;
+ const char16_t* postfix;
+ const char16_t* classification;
+ } folders[] = {{FOLDERID_CommonStartMenu, u"\\", u"StartMenu"},
+ {FOLDERID_StartMenu, u"\\", u"StartMenu"},
+ {FOLDERID_PublicDesktop, u"\\", u"Desktop"},
+ {FOLDERID_Desktop, u"\\", u"Desktop"},
+ {FOLDERID_UserPinned, u"\\TaskBar\\", u"Taskbar"},
+ {FOLDERID_UserPinned, u"\\StartMenu\\", u"StartMenu"}};
+
+ for (size_t i = 0; i < ArrayLength(folders); ++i) {
+ nsAutoString knownPath;
+
+ // These flags are chosen to avoid I/O, see bug 1363398.
+ DWORD flags =
+ KF_FLAG_SIMPLE_IDLIST | KF_FLAG_DONT_VERIFY | KF_FLAG_NO_ALIAS;
+ PWSTR rawPath = nullptr;
+
+ if (FAILED(SHGetKnownFolderPath(folders[i].folderId, flags, nullptr,
+ &rawPath))) {
+ continue;
+ }
+
+ knownPath = nsDependentString(rawPath);
+ CoTaskMemFree(rawPath);
+
+ knownPath.Append(folders[i].postfix);
+ // Check if the shortcut path starts with the shell folder path.
+ if (wcsnicmp(shortcutPath.get(), knownPath.get(), knownPath.Length()) ==
+ 0) {
+ aResult.Assign(folders[i].classification);
+ nsTArray<nsCString> resIds = {
+ "branding/brand.ftl"_ns,
+ "browser/browser.ftl"_ns,
+ };
+ RefPtr<Localization> l10n = Localization::Create(resIds, true);
+ nsAutoCString pbStr;
+ IgnoredErrorResult rv;
+ l10n->FormatValueSync("private-browsing-shortcut-text-2"_ns, {}, pbStr,
+ rv);
+ NS_ConvertUTF8toUTF16 widePbStr(pbStr);
+ if (wcsstr(shortcutPath.get(), widePbStr.get())) {
+ aResult.AppendLiteral("Private");
+ }
+ return NS_OK;
+ }
+ }
+
+ // Nothing found, aResult is already "".
+ return NS_OK;
+}
+
+nsWindowsShellService::nsWindowsShellService() {}
+
+nsWindowsShellService::~nsWindowsShellService() {}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 21:02:18 +0000