 e46446e7e4
			
		
	
	
	
	
	e46446e7e4Co-authored-by: deepak1556 <hop2deep@gmail.com> Co-authored-by: Jeremy Rose <nornagon@nornagon.net>
		
			
				
	
	
		
			128 lines
		
	
	
	
		
			3.9 KiB
			
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			128 lines
		
	
	
	
		
			3.9 KiB
			
		
	
	
	
		
			C++
		
	
	
	
	
	
| // Copyright (c) 2020 Samuel Maddock <sam@samuelmaddock.com>.
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| // Use of this source code is governed by the MIT license that can be
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| // found in the LICENSE file.
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| 
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| #ifndef SHELL_BROWSER_API_ELECTRON_API_WEB_FRAME_MAIN_H_
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| #define SHELL_BROWSER_API_ELECTRON_API_WEB_FRAME_MAIN_H_
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| 
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| #include <memory>
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| #include <string>
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| #include <vector>
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| 
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| #include "base/memory/weak_ptr.h"
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| #include "base/process/process.h"
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| #include "gin/handle.h"
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| #include "gin/wrappable.h"
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| #include "shell/common/gin_helper/constructible.h"
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| #include "shell/common/gin_helper/pinnable.h"
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| 
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| class GURL;
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| 
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| namespace content {
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| class RenderFrameHost;
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| }
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| 
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| namespace gin {
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| class Arguments;
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| }
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| 
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| namespace gin_helper {
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| class Dictionary;
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| }
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| 
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| namespace electron {
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| 
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| namespace api {
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| 
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| // Bindings for accessing frames from the main process.
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| class WebFrameMain : public gin::Wrappable<WebFrameMain>,
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|                      public gin_helper::Pinnable<WebFrameMain>,
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|                      public gin_helper::Constructible<WebFrameMain> {
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|  public:
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|   // Create a new WebFrameMain and return the V8 wrapper of it.
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|   static gin::Handle<WebFrameMain> New(v8::Isolate* isolate);
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| 
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|   static gin::Handle<WebFrameMain> FromID(v8::Isolate* isolate,
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|                                           int render_process_id,
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|                                           int render_frame_id);
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|   static gin::Handle<WebFrameMain> From(
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|       v8::Isolate* isolate,
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|       content::RenderFrameHost* render_frame_host);
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| 
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|   // Called to mark any RenderFrameHost as disposed by any WebFrameMain that
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|   // may be holding a weak reference.
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|   static void RenderFrameDeleted(content::RenderFrameHost* rfh);
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|   static void RenderFrameCreated(content::RenderFrameHost* rfh);
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| 
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|   // Mark RenderFrameHost as disposed and to no longer access it. This can
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|   // occur upon frame navigation.
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|   void MarkRenderFrameDisposed();
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| 
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|   const mojo::Remote<mojom::ElectronRenderer>& GetRendererApi();
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| 
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|   // gin::Wrappable
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|   static gin::WrapperInfo kWrapperInfo;
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|   static v8::Local<v8::ObjectTemplate> FillObjectTemplate(
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|       v8::Isolate*,
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|       v8::Local<v8::ObjectTemplate>);
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|   const char* GetTypeName() override;
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| 
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|  protected:
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|   explicit WebFrameMain(content::RenderFrameHost* render_frame);
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|   ~WebFrameMain() override;
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| 
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|  private:
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|   // WebFrameMain can outlive its RenderFrameHost pointer so we need to check
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|   // whether its been disposed of prior to accessing it.
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|   bool CheckRenderFrame() const;
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|   void Connect();
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| 
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|   v8::Local<v8::Promise> ExecuteJavaScript(gin::Arguments* args,
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|                                            const base::string16& code);
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|   v8::Local<v8::Promise> ExecuteJavaScriptInIsolatedWorld(
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|       gin::Arguments* args,
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|       int world_id,
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|       const base::string16& code);
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|   bool Reload();
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|   void Send(v8::Isolate* isolate,
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|             bool internal,
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|             const std::string& channel,
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|             v8::Local<v8::Value> args);
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|   void PostMessage(v8::Isolate* isolate,
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|                    const std::string& channel,
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|                    v8::Local<v8::Value> message_value,
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|                    base::Optional<v8::Local<v8::Value>> transfer);
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| 
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|   int FrameTreeNodeID() const;
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|   std::string Name() const;
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|   base::ProcessId OSProcessID() const;
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|   int ProcessID() const;
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|   int RoutingID() const;
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|   GURL URL() const;
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| 
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|   content::RenderFrameHost* Top() const;
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|   content::RenderFrameHost* Parent() const;
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|   std::vector<content::RenderFrameHost*> Frames() const;
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|   std::vector<content::RenderFrameHost*> FramesInSubtree() const;
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| 
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|   void OnRendererConnectionError();
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| 
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|   mojo::Remote<mojom::ElectronRenderer> renderer_api_;
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|   mojo::PendingReceiver<mojom::ElectronRenderer> pending_receiver_;
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| 
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|   content::RenderFrameHost* render_frame_ = nullptr;
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| 
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|   // Whether the RenderFrameHost has been removed and that it should no longer
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|   // be accessed.
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|   bool render_frame_disposed_ = false;
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| 
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|   base::WeakPtrFactory<WebFrameMain> weak_factory_{this};
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| 
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|   DISALLOW_COPY_AND_ASSIGN(WebFrameMain);
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| };
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| 
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| }  // namespace api
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| 
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| }  // namespace electron
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| 
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| #endif  // SHELL_BROWSER_API_ELECTRON_API_WEB_FRAME_MAIN_H_
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