webview_panel.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef WEBVIEW_PANEL_H
#define WEBVIEW_PANEL_H
 
#include <wx/panel.h>
#include <wx/webview.h>
#include <functional>
#include <map>
 
class WEBVIEW_PANEL : public wxPanel
{
public:
    using MESSAGE_HANDLER = std::function<void( const wxString& )>;
 
    explicit WEBVIEW_PANEL( wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition,
                            const wxSize& size = wxDefaultSize, const int style = 0 );
    ~WEBVIEW_PANEL() override;
 
    wxWebView* GetWebView() const { return m_browser; }
 
    void LoadURL( const wxString& url );
    void SetPage( const wxString& htmlContent );
 
    bool AddMessageHandler( const wxString& name, MESSAGE_HANDLER handler );
    void ClearMessageHandlers();
 
protected:
    void OnNavigationRequest( wxWebViewEvent& evt );
    void OnWebViewLoaded( wxWebViewEvent& evt );
    void OnNewWindow( wxWebViewEvent& evt );
    void OnScriptMessage( wxWebViewEvent& evt );
    void OnScriptResult( wxWebViewEvent& evt );
    void OnError( wxWebViewEvent& evt );
 
private:
    bool                                m_initialized;
    wxWebView*                          m_browser;
    std::map<wxString, MESSAGE_HANDLER> m_msgHandlers;
};
 
#endif // WEBVIEW_PANEL_H