Prepared wxWebRequest implementation

include/wx/webrequest.h

@@ -0,0 +1,135 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/webrequest.h
+// Purpose:     wxWebRequest base classes
+// Author:      Tobias Taschner
+// Created:     2018-10-17
+// Copyright:   (c) 2018 wxWidgets development team
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_WEBREQUEST_H
+#define _WX_WEBREQUEST_H
+
+#include "wx/defs.h"
+
+#if wxUSE_WEBREQUEST
+
+#include "wx/event.h"
+#include "wx/object.h"
+#include "wx/scopedptr.h"
+#include "wx/sharedptr.h"
+#include "wx/vector.h"
+
+class wxWebResponse;
+class wxWebSession;
+
+class WXDLLIMPEXP_NET wxWebRequest : public wxEvtHandler, public wxRefCounter
+{
+public:
+    virtual void SetHeader(const wxString& name, const wxString& value) = 0;
+
+    virtual void SetMethod(const wxString& method) = 0;
+
+    virtual void SetData(const wxString& text, const wxString& contentType) = 0;
+
+    virtual void SetData(const wxInputStream& dataStream, const wxString& contentType) = 0;
+
+    virtual void SetIgnoreServerErrorStatus(bool ignore) = 0;
+
+    virtual void Start() = 0;
+
+    virtual void Cancel() = 0;
+
+    virtual const wxWebResponse* GetResponse() const = 0;
+
+private:
+    wxDECLARE_NO_COPY_CLASS(wxWebRequest);
+};
+
+class WXDLLIMPEXP_NET wxWebResponse
+{
+public:
+    virtual wxString GetURL() const = 0;
+
+    virtual wxString GetHeader(const wxString& name) const = 0;
+
+    virtual int GetStatus() const = 0;
+
+    virtual wxString GetStatusText() const = 0;
+
+    virtual wxInputStream& GetStream() const = 0;
+
+    virtual wxString AsString(wxMBConv* conv = NULL) const = 0;
+
+private:
+    wxDECLARE_NO_COPY_CLASS(wxWebResponse);
+};
+
+class WXDLLIMPEXP_NET wxWebSessionFactory
+{
+public:
+    virtual wxWebSession* Create() = 0;
+};
+
+WX_DECLARE_STRING_HASH_MAP(wxSharedPtr<wxWebSessionFactory>, wxStringWebSessionFactoryMap);
+
+extern WXDLLIMPEXP_DATA_NET(const char) wxWebSessionBackendDefault[];
+extern WXDLLIMPEXP_DATA_NET(const char) wxWebSessionBackendWinHTTP[];
+extern WXDLLIMPEXP_DATA_NET(const char) wxWebSessionBackendURLSession[];
+extern WXDLLIMPEXP_DATA_NET(const char) wxWebSessionBackendCURL[];
+
+class WXDLLIMPEXP_NET wxWebSession
+{
+public:
+    virtual ~wxWebSession() { }
+
+    virtual wxWebRequest* CreateRequest(const wxString& url, int id = wxID_ANY) = 0;
+
+    virtual void SetHeader(const wxString& name, const wxString& value) = 0;
+
+    static wxWebSession& GetDefault();
+
+    static wxWebSession* New(const wxString& backend = wxWebSessionBackendDefault);
+
+    static void RegisterFactory(const wxString& backend, wxSharedPtr<wxWebSessionFactory> factory);
+
+    static bool IsBackendAvailable(const wxString& backend);
+
+protected:
+    wxWebSession() { }
+
+private:
+
+    static wxScopedPtr<wxWebSession> ms_defaultSession;
+    static wxStringWebSessionFactoryMap ms_factoryMap;
+
+    static void InitFactoryMap();
+};
+
+class WXDLLIMPEXP_NET wxWebRequestEvent : public wxEvent
+{
+public:
+    wxWebRequestEvent() {}
+    wxWebRequestEvent(wxEventType type, int id, wxWebResponse* response = NULL,
+        const wxString& errorDesc = "")
+        : wxEvent(id, type),
+        m_response(response), m_errorDescription(errorDesc)
+    { }
+
+    wxWebResponse* GetResponse() const { return m_response; }
+
+    const wxString& GetErrorDescription() const { return m_errorDescription; }
+
+private:
+    wxWebResponse* m_response;
+    wxString m_errorDescription;
+};
+
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_NET, wxEVT_WEBREQUEST_READY, wxWebRequestEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_NET, wxEVT_WEBREQUEST_FAILED, wxWebRequestEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_NET, wxEVT_WEBREQUEST_AUTH_REQUIRED, wxWebRequestEvent);
+
+
+#endif // wxUSE_WEBREQUEST
+
+#endif // _WX_WEBREQUEST_H