Add m-esr52 at 52.6.0

1 files changed, 305 insertions, 0 deletions

diff --git a/widget/windows/nsSound.cpp b/widget/windows/nsSound.cpp
new file mode 100644
index 000000000..a7e3f8e7c
--- /dev/null
+++ b/widget/windows/nsSound.cpp
@@ -0,0 +1,305 @@
+/* -*- 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/. */
+
+#include "nscore.h"
+#include "plstr.h"
+#include <stdio.h>
+#include "nsString.h"
+#include <windows.h>
+
+// mmsystem.h is needed to build with WIN32_LEAN_AND_MEAN
+#include <mmsystem.h>
+
+#include "nsSound.h"
+#include "nsIURL.h"
+#include "nsNetUtil.h"
+#include "nsIChannel.h"
+#include "nsContentUtils.h"
+#include "nsCRT.h"
+
+#include "mozilla/Logging.h"
+#include "prtime.h"
+#include "prprf.h"
+#include "prmem.h"
+
+#include "nsNativeCharsetUtils.h"
+#include "nsThreadUtils.h"
+
+using mozilla::LogLevel;
+
+PRLogModuleInfo* gWin32SoundLog = nullptr;
+
+class nsSoundPlayer: public mozilla::Runnable {
+public:
+  nsSoundPlayer(nsSound *aSound, const wchar_t* aSoundName) :
+    mSoundName(aSoundName), mSound(aSound)
+  {
+    Init();
+  }
+
+  nsSoundPlayer(nsSound *aSound, const nsAString& aSoundName) :
+    mSoundName(aSoundName), mSound(aSound)
+  {
+    Init();
+  }
+
+  NS_DECL_NSIRUNNABLE
+
+protected:
+  nsString mSoundName;
+  nsSound *mSound; // Strong, but this will be released from SoundReleaser.
+  nsCOMPtr<nsIThread> mThread;
+
+  void Init()
+  {
+    NS_GetCurrentThread(getter_AddRefs(mThread));
+    NS_ASSERTION(mThread, "failed to get current thread");
+    NS_IF_ADDREF(mSound);
+  }
+
+  class SoundReleaser: public mozilla::Runnable {
+  public:
+    SoundReleaser(nsSound* aSound) :
+      mSound(aSound)
+    {
+    }
+
+    NS_DECL_NSIRUNNABLE
+
+  protected:
+    nsSound *mSound;
+  };
+};
+
+NS_IMETHODIMP
+nsSoundPlayer::Run()
+{
+  PR_SetCurrentThreadName("Play Sound");
+
+  NS_PRECONDITION(!mSoundName.IsEmpty(), "Sound name should not be empty");
+  ::PlaySoundW(mSoundName.get(), nullptr,
+               SND_NODEFAULT | SND_ALIAS | SND_ASYNC);
+  nsCOMPtr<nsIRunnable> releaser = new SoundReleaser(mSound);
+  // Don't release nsSound from here, because here is not an owning thread of
+  // the nsSound. nsSound must be released in its owning thread.
+  mThread->Dispatch(releaser, NS_DISPATCH_NORMAL);
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsSoundPlayer::SoundReleaser::Run()
+{
+  mSound->ShutdownOldPlayerThread();
+  NS_IF_RELEASE(mSound);
+  return NS_OK;
+}
+
+
+#ifndef SND_PURGE
+// Not available on Windows CE, and according to MSDN
+// doesn't do anything on recent windows either.
+#define SND_PURGE 0
+#endif
+
+NS_IMPL_ISUPPORTS(nsSound, nsISound, nsIStreamLoaderObserver)
+
+
+nsSound::nsSound()
+{
+    if (!gWin32SoundLog) {
+      gWin32SoundLog = PR_NewLogModule("nsSound");
+    }
+
+    mLastSound = nullptr;
+}
+
+nsSound::~nsSound()
+{
+  NS_ASSERTION(!mPlayerThread, "player thread is not null but should be");
+  PurgeLastSound();
+}
+
+void nsSound::ShutdownOldPlayerThread()
+{
+  nsCOMPtr<nsIThread> playerThread(mPlayerThread.forget());
+  if (playerThread)
+    playerThread->Shutdown();
+}
+
+void nsSound::PurgeLastSound() 
+{
+  if (mLastSound) {
+    // Halt any currently playing sound.
+    ::PlaySound(nullptr, nullptr, SND_PURGE);
+
+    // Now delete the buffer.
+    free(mLastSound);
+    mLastSound = nullptr;
+  }
+}
+
+NS_IMETHODIMP nsSound::Beep()
+{
+  ::MessageBeep(0);
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsSound::OnStreamComplete(nsIStreamLoader *aLoader,
+                                        nsISupports *context,
+                                        nsresult aStatus,
+                                        uint32_t dataLen,
+                                        const uint8_t *data)
+{
+  // print a load error on bad status
+  if (NS_FAILED(aStatus)) {
+#ifdef DEBUG
+    if (aLoader) {
+      nsCOMPtr<nsIRequest> request;
+      nsCOMPtr<nsIChannel> channel;
+      aLoader->GetRequest(getter_AddRefs(request));
+      if (request)
+          channel = do_QueryInterface(request);
+      if (channel) {
+        nsCOMPtr<nsIURI> uri;
+        channel->GetURI(getter_AddRefs(uri));
+        if (uri) {
+          nsAutoCString uriSpec;
+          uri->GetSpec(uriSpec);
+          MOZ_LOG(gWin32SoundLog, LogLevel::Info,
+                 ("Failed to load %s\n", uriSpec.get()));
+        }
+      }
+    }
+#endif
+    return aStatus;
+  }
+
+  ShutdownOldPlayerThread();
+  PurgeLastSound();
+
+  if (data && dataLen > 0) {
+    DWORD flags = SND_MEMORY | SND_NODEFAULT;
+    // We try to make a copy so we can play it async.
+    mLastSound = (uint8_t *) malloc(dataLen);
+    if (mLastSound) {
+      memcpy(mLastSound, data, dataLen);
+      data = mLastSound;
+      flags |= SND_ASYNC;
+    }
+    ::PlaySoundW(reinterpret_cast<LPCWSTR>(data), 0, flags);
+  }
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsSound::Play(nsIURL *aURL)
+{
+  nsresult rv;
+
+#ifdef DEBUG_SOUND
+  char *url;
+  aURL->GetSpec(&url);
+  MOZ_LOG(gWin32SoundLog, LogLevel::Info,
+         ("%s\n", url));
+#endif
+
+  nsCOMPtr<nsIStreamLoader> loader;
+  rv = NS_NewStreamLoader(getter_AddRefs(loader),
+                          aURL,
+                          this, // aObserver
+                          nsContentUtils::GetSystemPrincipal(),
+                          nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_DATA_IS_NULL,
+                          nsIContentPolicy::TYPE_OTHER);
+  return rv;
+}
+
+
+NS_IMETHODIMP nsSound::Init()
+{
+  // This call halts a sound if it was still playing.
+  // We have to use the sound library for something to make sure
+  // it is initialized.
+  // If we wait until the first sound is played, there will
+  // be a time lag as the library gets loaded.
+  ::PlaySound(nullptr, nullptr, SND_PURGE);
+
+  return NS_OK;
+}
+
+
+NS_IMETHODIMP nsSound::PlaySystemSound(const nsAString &aSoundAlias)
+{
+  ShutdownOldPlayerThread();
+  PurgeLastSound();
+
+  if (!NS_IsMozAliasSound(aSoundAlias)) {
+    if (aSoundAlias.IsEmpty())
+      return NS_OK;
+    nsCOMPtr<nsIRunnable> player = new nsSoundPlayer(this, aSoundAlias);
+    NS_ENSURE_TRUE(player, NS_ERROR_OUT_OF_MEMORY);
+    nsresult rv = NS_NewThread(getter_AddRefs(mPlayerThread), player);
+    NS_ENSURE_SUCCESS(rv, rv);
+    return NS_OK;
+  }
+
+  NS_WARNING("nsISound::playSystemSound is called with \"_moz_\" events, they are obsolete, use nsISound::playEventSound instead");
+
+  uint32_t eventId;
+  if (aSoundAlias.Equals(NS_SYSSOUND_MAIL_BEEP))
+    eventId = EVENT_NEW_MAIL_RECEIVED;
+  else if (aSoundAlias.Equals(NS_SYSSOUND_CONFIRM_DIALOG))
+    eventId = EVENT_CONFIRM_DIALOG_OPEN;
+  else if (aSoundAlias.Equals(NS_SYSSOUND_ALERT_DIALOG))
+    eventId = EVENT_ALERT_DIALOG_OPEN;
+  else if (aSoundAlias.Equals(NS_SYSSOUND_MENU_EXECUTE))
+    eventId = EVENT_MENU_EXECUTE;
+  else if (aSoundAlias.Equals(NS_SYSSOUND_MENU_POPUP))
+    eventId = EVENT_MENU_POPUP;
+  else
+    return NS_OK;
+
+  return PlayEventSound(eventId);
+}
+
+NS_IMETHODIMP nsSound::PlayEventSound(uint32_t aEventId)
+{
+  ShutdownOldPlayerThread();
+  PurgeLastSound();
+
+  const wchar_t *sound = nullptr;
+  switch (aEventId) {
+    case EVENT_NEW_MAIL_RECEIVED:
+      sound = L"MailBeep";
+      break;
+    case EVENT_ALERT_DIALOG_OPEN:
+      sound = L"SystemExclamation";
+      break;
+    case EVENT_CONFIRM_DIALOG_OPEN:
+      sound = L"SystemQuestion";
+      break;
+    case EVENT_MENU_EXECUTE:
+      sound = L"MenuCommand";
+      break;
+    case EVENT_MENU_POPUP:
+      sound = L"MenuPopup";
+      break;
+    case EVENT_EDITOR_MAX_LEN:
+      sound = L".Default";
+      break;
+    default:
+      // Win32 plays no sounds at NS_SYSSOUND_PROMPT_DIALOG and
+      // NS_SYSSOUND_SELECT_DIALOG.
+      return NS_OK;
+  }
+  NS_ASSERTION(sound, "sound is null");
+
+  nsCOMPtr<nsIRunnable> player = new nsSoundPlayer(this, sound);
+  NS_ENSURE_TRUE(player, NS_ERROR_OUT_OF_MEMORY);
+  nsresult rv = NS_NewThread(getter_AddRefs(mPlayerThread), player);
+  NS_ENSURE_SUCCESS(rv, rv);
+  return NS_OK;
+}