gecko/hal/android/AndroidHal.cpp

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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 *
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 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is Mozilla Foundation
 * Portions created by the Initial Developer are Copyright (C) 2011
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Mounir Lamouri <mounir.lamouri@mozilla.com> (Original Author)
 *
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 * either of the GNU General Public License Version 2 or later (the "GPL"),
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#include "Hal.h"
#include "HalImpl.h"
#include "WindowIdentifier.h"
#include "AndroidBridge.h"
#include "mozilla/dom/network/Constants.h"
#include "mozilla/dom/ScreenOrientation.h"
#include "nsIScreenManager.h"

using namespace mozilla::dom;
using namespace mozilla::hal;

namespace mozilla {
namespace hal_impl {

void
Vibrate(const nsTArray<uint32> &pattern, const WindowIdentifier &)
{
  // Ignore the WindowIdentifier parameter; it's here only because hal::Vibrate,
  // hal_sandbox::Vibrate, and hal_impl::Vibrate all must have the same
  // signature.

  // Strangely enough, the Android Java API seems to treat vibrate([0]) as a
  // nop.  But we want to treat vibrate([0]) like CancelVibrate!  (Note that we
  // also need to treat vibrate([]) as a call to CancelVibrate.)
  bool allZero = true;
  for (uint32 i = 0; i < pattern.Length(); i++) {
    if (pattern[i] != 0) {
      allZero = false;
      break;
    }
  }

  if (allZero) {
    hal_impl::CancelVibrate(WindowIdentifier());
    return;
  }

  AndroidBridge* b = AndroidBridge::Bridge();
  if (!b) {
    return;
  }

  b->Vibrate(pattern);
}

void
CancelVibrate(const WindowIdentifier &)
{
  // Ignore WindowIdentifier parameter.

  AndroidBridge* b = AndroidBridge::Bridge();
  if (b)
    b->CancelVibrate();
}

void
EnableBatteryNotifications()
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->EnableBatteryNotifications();
}

void
DisableBatteryNotifications()
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->DisableBatteryNotifications();
}

void
GetCurrentBatteryInformation(hal::BatteryInformation* aBatteryInfo)
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->GetCurrentBatteryInformation(aBatteryInfo);
}

void
EnableNetworkNotifications()
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->EnableNetworkNotifications();
}

void
DisableNetworkNotifications()
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->DisableNetworkNotifications();
}

void
GetCurrentNetworkInformation(hal::NetworkInformation* aNetworkInfo)
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->GetCurrentNetworkInformation(aNetworkInfo);
}

void
EnableScreenConfigurationNotifications()
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->EnableScreenOrientationNotifications();
}

void
DisableScreenConfigurationNotifications()
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->DisableScreenOrientationNotifications();
}

void
GetCurrentScreenConfiguration(ScreenConfiguration* aScreenConfiguration)
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  nsresult rv;
  nsCOMPtr<nsIScreenManager> screenMgr =
    do_GetService("@mozilla.org/gfx/screenmanager;1", &rv);
  if (NS_FAILED(rv)) {
    NS_ERROR("Can't find nsIScreenManager!");
    return;
  }

  nsIntRect rect;
  PRInt32 colorDepth, pixelDepth;
  ScreenOrientation orientation;
  nsCOMPtr<nsIScreen> screen;

  screenMgr->GetPrimaryScreen(getter_AddRefs(screen));
  screen->GetRect(&rect.x, &rect.y, &rect.width, &rect.height);
  screen->GetColorDepth(&colorDepth);
  screen->GetPixelDepth(&pixelDepth);
  orientation = static_cast<ScreenOrientation>(bridge->GetScreenOrientation());

  *aScreenConfiguration =
    hal::ScreenConfiguration(rect, orientation, colorDepth, pixelDepth);
}

bool
LockScreenOrientation(const ScreenOrientation& aOrientation)
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return false;
  }

  bridge->LockScreenOrientation(aOrientation);
  return true;
}

void
UnlockScreenOrientation()
{
  AndroidBridge* bridge = AndroidBridge::Bridge();
  if (!bridge) {
    return;
  }

  bridge->UnlockScreenOrientation();
}

} // hal_impl
} // mozilla