Handle Startup and Shutdown of CEF in a wxModule and don't require the user to implement a timer to handle the CEF work loop
168 lines
5.9 KiB
C++
168 lines
5.9 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Author: Steven Lamerton
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// Copyright: (c) 2013 -2015 Steven Lamerton
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_WEBVIEWCHROMIUM_H_
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#define _WX_WEBVIEWCHROMIUM_H_
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#include "wx/defs.h"
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#if wxUSE_WEBVIEW && wxUSE_WEBVIEW_CHROMIUM
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#include "wx/webview.h"
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#include "wx/timer.h"
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extern WXDLLIMPEXP_DATA_WEBVIEW_CHROMIUM(const char) wxWebViewBackendChromium[];
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class wxWebViewChromium;
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class ClientHandler;
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class WXDLLIMPEXP_WEBVIEW_CHROMIUM wxWebViewChromium : public wxWebView
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{
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public:
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wxWebViewChromium() {}
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wxWebViewChromium(wxWindow* parent,
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wxWindowID id,
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const wxString& url = wxWebViewDefaultURLStr,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxWebViewNameStr)
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{
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Create(parent, id, url, pos, size, style, name);
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}
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~wxWebViewChromium();
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void OnSize(wxSizeEvent &event);
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void SetPageSource(const wxString& pageSource);
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void SetPageText(const wxString& pageText);
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bool Create(wxWindow* parent,
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wxWindowID id,
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const wxString& url = wxWebViewDefaultURLStr,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxWebViewNameStr) wxOVERRIDE;
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virtual void LoadURL(const wxString& url) wxOVERRIDE;
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virtual void LoadHistoryItem(wxSharedPtr<wxWebViewHistoryItem> item) wxOVERRIDE;
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virtual wxVector<wxSharedPtr<wxWebViewHistoryItem> > GetBackwardHistory() wxOVERRIDE;
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virtual wxVector<wxSharedPtr<wxWebViewHistoryItem> > GetForwardHistory() wxOVERRIDE;
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virtual bool CanGoForward() const wxOVERRIDE;
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virtual bool CanGoBack() const wxOVERRIDE;
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virtual void GoBack() wxOVERRIDE;
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virtual void GoForward() wxOVERRIDE;
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virtual void ClearHistory() wxOVERRIDE;
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virtual void EnableHistory(bool enable = true) wxOVERRIDE;
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virtual void Stop() wxOVERRIDE;
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virtual void Reload(wxWebViewReloadFlags flags = wxWEBVIEW_RELOAD_DEFAULT) wxOVERRIDE;
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virtual wxString GetPageSource() const wxOVERRIDE;
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virtual wxString GetPageText() const wxOVERRIDE;
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virtual bool IsBusy() const wxOVERRIDE;
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virtual wxString GetCurrentURL() const wxOVERRIDE;
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virtual wxString GetCurrentTitle() const wxOVERRIDE;
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virtual void SetZoomType(wxWebViewZoomType type) wxOVERRIDE;
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virtual wxWebViewZoomType GetZoomType() const wxOVERRIDE;
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virtual bool CanSetZoomType(wxWebViewZoomType type) const wxOVERRIDE;
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virtual void Print() wxOVERRIDE;
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virtual wxWebViewZoom GetZoom() const wxOVERRIDE;
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virtual void SetZoom(wxWebViewZoom zoom) wxOVERRIDE;
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virtual void* GetNativeBackend() const wxOVERRIDE;
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virtual long Find(const wxString& WXUNUSED(text), int WXUNUSED(flags) = wxWEBVIEW_FIND_DEFAULT) wxOVERRIDE { return wxNOT_FOUND; }
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//Clipboard functions
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virtual bool CanCut() const wxOVERRIDE { return true; }
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virtual bool CanCopy() const wxOVERRIDE { return true; }
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virtual bool CanPaste() const wxOVERRIDE { return true; }
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virtual void Cut() wxOVERRIDE;
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virtual void Copy() wxOVERRIDE;
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virtual void Paste() wxOVERRIDE;
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//Undo / redo functionality
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virtual bool CanUndo() const wxOVERRIDE { return true; }
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virtual bool CanRedo() const wxOVERRIDE { return true; }
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virtual void Undo() wxOVERRIDE;
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virtual void Redo() wxOVERRIDE;
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//Editing functions
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virtual void SetEditable(bool enable = true) wxOVERRIDE;
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virtual bool IsEditable() const wxOVERRIDE { return false; }
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//Selection
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virtual void SelectAll() wxOVERRIDE;
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virtual bool HasSelection() const wxOVERRIDE { return false; }
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virtual void DeleteSelection() wxOVERRIDE;
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virtual wxString GetSelectedText() const wxOVERRIDE { return ""; }
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virtual wxString GetSelectedSource() const wxOVERRIDE { return ""; }
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virtual void ClearSelection() wxOVERRIDE;
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virtual bool RunScript(const wxString& javascript, wxString* output = NULL) wxOVERRIDE;
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//Virtual Filesystem Support
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virtual void RegisterHandler(wxSharedPtr<wxWebViewHandler> handler) wxOVERRIDE;
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protected:
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virtual void DoSetPage(const wxString& html, const wxString& baseUrl) wxOVERRIDE;
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private:
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//History related variables, we currently use our own implementation
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wxVector<wxSharedPtr<wxWebViewHistoryItem> > m_historyList;
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int m_historyPosition;
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bool m_historyLoadingFromList;
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bool m_historyEnabled;
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//We need to store the title and zoom ourselves
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wxString m_title;
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wxWebViewZoom m_zoomLevel;
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// Current main frame page source
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wxString m_pageSource;
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// The text of the current page
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wxString m_pageText;
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//We also friend ClientHandler so it can access the history
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friend class ClientHandler;
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ClientHandler* m_clientHandler;
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static int ms_activeWebViewCount;
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// A timer to run CEF message loop.
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static wxTimer* ms_workTimer;
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static void OnWorkTimer(wxTimerEvent& evt);
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wxDECLARE_DYNAMIC_CLASS(wxWebViewChromium);
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};
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class WXDLLIMPEXP_WEBVIEW_CHROMIUM wxWebViewFactoryChromium : public wxWebViewFactory
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{
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public:
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virtual wxWebView* Create() { return new wxWebViewChromium; }
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virtual wxWebView* Create(wxWindow* parent,
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wxWindowID id,
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const wxString& url = wxWebViewDefaultURLStr,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxWebViewNameStr)
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{ return new wxWebViewChromium(parent, id, url, pos, size, style, name); }
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};
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#endif // wxUSE_WEBVIEW && wxUSE_WEBVIEW_CHROMIUM
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#endif // _WX_WEBVIEWCHROMIUM_H_
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