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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: include/gtk/wx/webview.h
	3	// Purpose: GTK webkit backend for web view component
	4	// Author: Robert Roebling, Marianne Gagnon
	5	// Id: $Id$
	6	// Copyright: (c) 2010 Marianne Gagnon, 1998 Robert Roebling
	7	// Licence: wxWindows licence
	8	/////////////////////////////////////////////////////////////////////////////
	9
	10	#ifndef _WX_GTK_WEBKITCTRL_H_
	11	#define _WX_GTK_WEBKITCTRL_H_
	12
	13	#include "wx/setup.h"
	14
	15	#if wxUSE_WEBVIEW && wxUSE_WEBVIEW_WEBKIT && defined(__WXGTK__)
	16
	17	#include "wx/sharedptr.h"
	18	#include "wx/webview.h"
	19
	20	typedef struct _WebKitWebView WebKitWebView;
	21
	22	//-----------------------------------------------------------------------------
	23	// wxWebViewWebKit
	24	//-----------------------------------------------------------------------------
	25
	26	class WXDLLIMPEXP_WEBVIEW wxWebViewWebKit : public wxWebView
	27	{
	28	public:
	29	wxWebViewWebKit() { Init(); }
	30
	31	wxWebViewWebKit(wxWindow *parent,
	32	wxWindowID id = wxID_ANY,
	33	const wxString& url = wxWebViewDefaultURLStr,
	34	const wxPoint& pos = wxDefaultPosition,
	35	const wxSize& size = wxDefaultSize, long style = 0,
	36	const wxString& name = wxWebViewNameStr)
	37	{
	38	Init();
	39
	40	Create(parent, id, url, pos, size, style, name);
	41	}
	42
	43	virtual bool Create(wxWindow *parent,
	44	wxWindowID id = wxID_ANY,
	45	const wxString& url = wxWebViewDefaultURLStr,
	46	const wxPoint& pos = wxDefaultPosition,
	47	const wxSize& size = wxDefaultSize, long style = 0,
	48	const wxString& name = wxWebViewNameStr);
	49
	50	virtual ~wxWebViewWebKit();
	51
	52	virtual bool Enable( bool enable = true );
	53
	54	// implementation
	55	// --------------
	56
	57	static wxVisualAttributes
	58	GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
	59
	60	virtual void Stop();
	61	virtual void LoadURL(const wxString& url);
	62	virtual void GoBack();
	63	virtual void GoForward();
	64	virtual void Reload(wxWebViewReloadFlags flags = wxWEB_VIEW_RELOAD_DEFAULT);
	65	virtual bool CanGoBack() const;
	66	virtual bool CanGoForward() const;
	67	virtual void ClearHistory();
	68	virtual void EnableHistory(bool enable = true);
	69	virtual wxVector<wxSharedPtr<wxWebViewHistoryItem> > GetBackwardHistory();
	70	virtual wxVector<wxSharedPtr<wxWebViewHistoryItem> > GetForwardHistory();
	71	virtual void LoadHistoryItem(wxSharedPtr<wxWebViewHistoryItem> item);
	72	virtual wxString GetCurrentURL() const;
	73	virtual wxString GetCurrentTitle() const;
	74	virtual wxString GetPageSource() const;
	75	virtual wxString GetPageText() const;
	76	virtual void Print();
	77	virtual bool IsBusy() const;
	78
	79	void SetZoomType(wxWebViewZoomType);
	80	wxWebViewZoomType GetZoomType() const;
	81	bool CanSetZoomType(wxWebViewZoomType) const;
	82	virtual wxWebViewZoom GetZoom() const;
	83	virtual void SetZoom(wxWebViewZoom);
	84
	85	//Clipboard functions
	86	virtual bool CanCut() const;
	87	virtual bool CanCopy() const;
	88	virtual bool CanPaste() const;
	89	virtual void Cut();
	90	virtual void Copy();
	91	virtual void Paste();
	92
	93	//Undo / redo functionality
	94	virtual bool CanUndo() const;
	95	virtual bool CanRedo() const;
	96	virtual void Undo();
	97	virtual void Redo();
	98
	99	//Editing functions
	100	virtual void SetEditable(bool enable = true);
	101	virtual bool IsEditable() const;
	102
	103	//Selection
	104	virtual void DeleteSelection();
	105	virtual bool HasSelection() const;
	106	virtual void SelectAll();
	107	virtual wxString GetSelectedText() const;
	108	virtual wxString GetSelectedSource() const;
	109	virtual void ClearSelection();
	110
	111	virtual void RunScript(const wxString& javascript);
	112
	113	//Virtual Filesystem Support
	114	virtual void RegisterHandler(wxSharedPtr<wxWebViewHandler> handler);
	115	virtual wxVector<wxSharedPtr<wxWebViewHandler> > GetHandlers() { return m_handlerList; }
	116
	117	virtual void* GetNativeBackend() const { return m_web_view; }
	118
	119	/** TODO: check if this can be made private
	120	* The native control has a getter to check for busy state, but except in
	121	* very recent versions of webkit this getter doesn't say everything we need
	122	* (namely it seems to stay indefinitely busy when loading is cancelled by
	123	* user)
	124	*/
	125	bool m_busy;
	126
	127	wxString m_vfsurl;
	128
	129	//We use this flag to stop recursion when we load a page from the navigation
	130	//callback, mainly when loading a VFS page
	131	bool m_guard;
	132
	133	protected:
	134	virtual void DoSetPage(const wxString& html, const wxString& baseUrl);
	135
	136	virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const;
	137
	138	private:
	139
	140	void ZoomIn();
	141	void ZoomOut();
	142	void SetWebkitZoom(float level);
	143	float GetWebkitZoom() const;
	144
	145	// focus event handler: calls GTKUpdateBitmap()
	146	void GTKOnFocus(wxFocusEvent& event);
	147
	148	WebKitWebView *m_web_view;
	149	int m_historyLimit;
	150
	151	wxVector<wxSharedPtr<wxWebViewHandler> > m_handlerList;
	152
	153	wxDECLARE_DYNAMIC_CLASS(wxWebViewWebKit);
	154	};
	155
	156	#endif // wxUSE_WEBVIEW && wxUSE_WEBVIEW_WEBKIT && defined(__WXGTK__)
	157
	158	#endif