| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_PLUGINS_RENDERER_PLUGIN_PLACEHOLDER_H_ |
| #define COMPONENTS_PLUGINS_RENDERER_PLUGIN_PLACEHOLDER_H_ |
| |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "components/plugins/renderer/webview_plugin.h" |
| #include "content/public/renderer/render_frame_observer.h" |
| #include "gin/handle.h" |
| #include "gin/wrappable.h" |
| #include "third_party/blink/public/web/blink.h" |
| #include "third_party/blink/public/web/web_plugin_params.h" |
| |
| namespace plugins { |
| |
| // This abstract class is the base class of all plugin placeholders. |
| class PluginPlaceholderBase : public content::RenderFrameObserver, |
| public WebViewPlugin::Delegate { |
| public: |
| // |render_frame| is a weak pointer. If it is going away, our |plugin_| will |
| // be destroyed as well and will notify us. |
| PluginPlaceholderBase(content::RenderFrame* render_frame, |
| const blink::WebPluginParams& params, |
| const std::string& html_data); |
| ~PluginPlaceholderBase() override; |
| |
| WebViewPlugin* plugin() { return plugin_; } |
| |
| protected: |
| const blink::WebPluginParams& GetPluginParams() const; |
| |
| // WebViewPlugin::Delegate methods: |
| void ShowContextMenu(const blink::WebMouseEvent&) override; |
| void PluginDestroyed() override; |
| v8::Local<v8::Object> GetV8ScriptableObject( |
| v8::Isolate* isolate) const override; |
| bool IsErrorPlaceholder() override; |
| |
| // Hide this placeholder. |
| void HidePlugin(); |
| bool hidden() const { return hidden_; } |
| |
| // JavaScript callbacks: |
| void HideCallback(); |
| void NotifyPlaceholderReadyForTestingCallback(); |
| |
| private: |
| // RenderFrameObserver methods: |
| void OnDestruct() override; |
| |
| blink::WebPluginParams plugin_params_; |
| WebViewPlugin* plugin_; |
| |
| bool hidden_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PluginPlaceholderBase); |
| }; |
| |
| // A basic placeholder that supports only hiding. |
| class PluginPlaceholder final : public PluginPlaceholderBase, |
| public gin::Wrappable<PluginPlaceholder> { |
| public: |
| static gin::WrapperInfo kWrapperInfo; |
| |
| PluginPlaceholder(content::RenderFrame* render_frame, |
| const blink::WebPluginParams& params, |
| const std::string& html_data); |
| ~PluginPlaceholder() override; |
| |
| private: |
| // WebViewPlugin::Delegate methods: |
| v8::Local<v8::Value> GetV8Handle(v8::Isolate* isolate) final; |
| |
| // gin::Wrappable method: |
| gin::ObjectTemplateBuilder GetObjectTemplateBuilder( |
| v8::Isolate* isolate) override; |
| }; |
| |
| } // namespace plugins |
| |
| #endif // COMPONENTS_PLUGINS_RENDERER_PLUGIN_PLACEHOLDER_H_ |