Files
OpenSpace/modules/webbrowser/include/browserclient.h
2025-06-05 10:59:58 +02:00

112 lines
5.0 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2025 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#ifndef __OPENSPACE_MODULE_WEBBROWSER___BROWSER_CLIENT___H__
#define __OPENSPACE_MODULE_WEBBROWSER___BROWSER_CLIENT___H__
#ifdef _MSC_VER
#pragma warning (push)
#pragma warning (disable : 4100)
#endif // _MSC_VER
#include <include/cef_client.h>
#ifdef _MSC_VER
#pragma warning (pop)
#endif // _MSC_VER
namespace openspace {
class WebRenderHandler;
class WebKeyboardHandler;
class BrowserClient : public CefClient {
public:
class NoContextMenuHandler : public CefContextMenuHandler {
bool RunContextMenu(CefRefPtr<CefBrowser>, CefRefPtr<CefFrame>,
CefRefPtr<CefContextMenuParams>, CefRefPtr<CefMenuModel>,
CefRefPtr<CefRunContextMenuCallback>) override;
IMPLEMENT_REFCOUNTING(NoContextMenuHandler);
};
class DisplayHandler : public CefDisplayHandler {
bool OnCursorChange(CefRefPtr<CefBrowser>,
CefCursorHandle,
cef_cursor_type_t type,
const CefCursorInfo&) override;
IMPLEMENT_REFCOUNTING(DisplayHandler);
};
// This is a fallback to fix a bug with the focus that CEF has. The browser can lose
// the focus and this is a hacky way to recover it. Solution from this post:
// https://magpcss.org/ceforum/viewtopic.php?f=6&t=20161&p=56949&hilit=css+focus#
// TODO (ylvse 2025-02-18): Update CEF when they have fixed this issue
// https://github.com/chromiumembedded/cef/issues/3870
class FocusHandler : public CefFocusHandler {
void OnTakeFocus(CefRefPtr<CefBrowser>, bool) override;
bool OnSetFocus(CefRefPtr<CefBrowser>, FocusSource) override;
IMPLEMENT_REFCOUNTING(FocusHandler);
};
class LoadHandler : public CefLoadHandler {
void OnLoadEnd(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame>, int) override;
IMPLEMENT_REFCOUNTING(LoadHandler);
};
BrowserClient(WebRenderHandler* handler, WebKeyboardHandler* keyboardHandler);
CefRefPtr<CefRenderHandler> GetRenderHandler() override;
CefRefPtr<CefLifeSpanHandler> GetLifeSpanHandler() override;
CefRefPtr<CefRequestHandler> GetRequestHandler() override;
CefRefPtr<CefKeyboardHandler> GetKeyboardHandler() override;
CefRefPtr<CefContextMenuHandler> GetContextMenuHandler() override;
CefRefPtr<CefDisplayHandler> GetDisplayHandler() override;
CefRefPtr<CefLoadHandler> GetLoadHandler() override;
CefRefPtr<CefFocusHandler> GetFocusHandler() override;
protected:
static bool _hasFocus;
private:
CefRefPtr<CefRenderHandler> _renderHandler;
CefRefPtr<CefKeyboardHandler> _keyboardHandler;
CefRefPtr<CefLifeSpanHandler> _lifeSpanHandler;
CefRefPtr<CefRequestHandler> _requestHandler;
CefRefPtr<CefContextMenuHandler> _contextMenuHandler;
CefRefPtr<CefDisplayHandler> _displayHandler;
// Try to fix the focus bug
CefRefPtr<CefLoadHandler> _loadHandler;
CefRefPtr<CefFocusHandler> _focusHandler;
IMPLEMENT_REFCOUNTING(BrowserClient);
};
} // namespace openspace
#endif // __OPENSPACE_MODULE_WEBBROWSER___BROWSER_CLIENT___H__