widget/PluginWidgetProxy.h
author B2G Bumper Bot <release+b2gbumper@mozilla.com>
Mon, 22 Feb 2016 03:49:17 -0800
changeset 325569 0a57b98cd14f933331868d1efdea5ec997f0511f
parent 314913 f4b5097c00c6373b07ec3140a1c0741732beaeda
child 316845 52c479d20d2b3757d3fe56e3b2d82820b0da0c8a
child 328898 0f2e90feea3b779e6b8cc8ca572c6313e1d0995e
permissions -rw-r--r--
Bumping gaia.json for 2 gaia revision(s) a=gaia-bump ======== https://hg.mozilla.org/integration/gaia-central/rev/e77f885e5e54 Author: Ricky Chien <rickychien@users.noreply.github.com> Desc: Merge pull request #34073 from rickychien/bug-955989 Bug 955989 - Running additional-extensions.js and download-manager.js on node.js r=@=scottwu ======== https://hg.mozilla.org/integration/gaia-central/rev/f9e8113e2739 Author: Ricky Chien <ricky060709@gmail.com> Desc: Bug 955989 - Running additional-extensions.js and download-manager.js on node.js

/* 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/. */

#ifndef mozilla_widget_RemotePlugin_h__
#define mozilla_widget_RemotePlugin_h__

#include "PuppetWidget.h"
#include "mozilla/dom/TabChild.h"

/*
 * PluginWidgetProxy is a nsIWidget wrapper we hand around in plugin and layout
 * code. It wraps a native widget it creates in the chrome process. Since this
 * is for plugins, only a limited set of the widget apis need to be overridden,
 * the rest of the implementation is in PuppetWidget or nsBaseWidget.
 */

namespace mozilla {
namespace plugins {
class PluginWidgetChild;
} // namespace plugins
namespace widget {

class PluginWidgetProxy final : public PuppetWidget
{
public:
  explicit PluginWidgetProxy(dom::TabChild* aTabChild,
                             mozilla::plugins::PluginWidgetChild* aChannel);

protected:
  virtual ~PluginWidgetProxy();

public:
  NS_DECL_ISUPPORTS_INHERITED

  // nsIWidget
  using PuppetWidget::Create; // for Create signature not overridden here
  NS_IMETHOD Create(nsIWidget* aParent, nsNativeWidget aNativeParent,
                    const LayoutDeviceIntRect& aRect,
                    nsWidgetInitData* aInitData = nullptr) override;
  NS_IMETHOD Destroy() override;
  NS_IMETHOD SetFocus(bool aRaise = false) override;
  NS_IMETHOD SetParent(nsIWidget* aNewParent) override;

  virtual nsIWidget* GetParent(void) override;
  virtual void* GetNativeData(uint32_t aDataType) override;
#if defined(XP_WIN)
  void SetNativeData(uint32_t aDataType, uintptr_t aVal) override;
#endif
  virtual nsTransparencyMode GetTransparencyMode() override
  { return eTransparencyOpaque; }
  virtual void GetWindowClipRegion(nsTArray<LayoutDeviceIntRect>* aRects) override;

public:
  /**
   * When tabs are closed PPluginWidget can terminate before plugin code is
   * finished tearing us down. When this happens plugin calls over mActor
   * fail triggering an abort in the content process. To protect against this
   * the connection tells us when it is torn down here so we can avoid making
   * calls while content finishes tearing us down.
   */
  void ChannelDestroyed() { mActor = nullptr; }

private:
  // Our connection with the chrome widget, created on PBrowser.
  mozilla::plugins::PluginWidgetChild* mActor;
  // PuppetWidget does not implement parent apis, but we need
  // them for plugin widgets.
  nsCOMPtr<nsIWidget> mParent;
};

} // namespace widget
} // namespace mozilla

#endif