/* 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 virtual MOZ_MUST_USE nsresult Create(nsIWidget* aParent, nsNativeWidget aNativeParent, const LayoutDeviceIntRect& aRect, nsWidgetInitData* aInitData = nullptr) override; virtual void 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; uintptr_t mCachedPluginPort; }; } // namespace widget } // namespace mozilla #endif