git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69771 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			237 lines
		
	
	
		
			7.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			237 lines
		
	
	
		
			7.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
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| // Name:        webview.h
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| // Purpose:     Common interface and events for web view component
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| // Author:      Marianne Gagnon
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| // Id:          $Id$
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| // Copyright:   (c) 2010 Marianne Gagnon, 2011 Steven Lamerton
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| // Licence:     wxWindows licence
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| /////////////////////////////////////////////////////////////////////////////
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| 
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| #ifndef _WX_WEB_VIEW_H_
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| #define _WX_WEB_VIEW_H_
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| 
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| #include "wx/setup.h"
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| 
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| #if wxUSE_WEBVIEW
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| 
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| #include "wx/control.h"
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| #include "wx/event.h"
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| #include "wx/sstream.h"
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| #include "wx/sharedptr.h"
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| #include "wx/vector.h"
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| 
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| #include "wx/osx/webviewhistoryitem_webkit.h"
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| #include "wx/gtk/webviewhistoryitem_webkit.h"
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| #include "wx/msw/webviewhistoryitem_ie.h"
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| 
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| class wxFSFile;
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| class wxFileSystem;
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| 
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| enum wxWebViewZoom
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| {
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|     wxWEB_VIEW_ZOOM_TINY,
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|     wxWEB_VIEW_ZOOM_SMALL,
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|     wxWEB_VIEW_ZOOM_MEDIUM,
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|     wxWEB_VIEW_ZOOM_LARGE,
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|     wxWEB_VIEW_ZOOM_LARGEST
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| };
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| 
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| enum wxWebViewZoomType
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| {
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|     //Scales entire page, including images
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|     wxWEB_VIEW_ZOOM_TYPE_LAYOUT,
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|     wxWEB_VIEW_ZOOM_TYPE_TEXT
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| };
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| 
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| enum wxWebViewNavigationError
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| {
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|     wxWEB_NAV_ERR_CONNECTION,
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|     wxWEB_NAV_ERR_CERTIFICATE,
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|     wxWEB_NAV_ERR_AUTH,
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|     wxWEB_NAV_ERR_SECURITY,
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|     wxWEB_NAV_ERR_NOT_FOUND,
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|     wxWEB_NAV_ERR_REQUEST,
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|     wxWEB_NAV_ERR_USER_CANCELLED,
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|     wxWEB_NAV_ERR_OTHER
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| };
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| 
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| enum wxWebViewReloadFlags
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| {
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|     //Default, may access cache
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|     wxWEB_VIEW_RELOAD_DEFAULT,
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|     wxWEB_VIEW_RELOAD_NO_CACHE 
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| };
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| 
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| enum wxWebViewBackend
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| {
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|     wxWEB_VIEW_BACKEND_DEFAULT,
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|     wxWEB_VIEW_BACKEND_WEBKIT,
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|     wxWEB_VIEW_BACKEND_IE
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| };
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| 
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| //Base class for custom scheme handlers
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| class WXDLLIMPEXP_WEBVIEW wxWebViewHandler
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| {
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| public:
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|     wxWebViewHandler(const wxString& scheme) : m_scheme(scheme) {}
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|     virtual ~wxWebViewHandler() {}
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|     virtual wxString GetName() const { return m_scheme; }
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|     virtual wxFSFile* GetFile(const wxString &uri) = 0;
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| private:
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|     wxString m_scheme;
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| };
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| 
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| extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewNameStr[];
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| extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewDefaultURLStr[];
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| 
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| class WXDLLIMPEXP_WEBVIEW wxWebView : public wxControl
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| {
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| public:
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|     virtual ~wxWebView() {}
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| 
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|     virtual 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) = 0;
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| 
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|     static wxWebView* New(wxWebViewBackend backend = wxWEB_VIEW_BACKEND_DEFAULT);
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|     static wxWebView* New(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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|            wxWebViewBackend backend = wxWEB_VIEW_BACKEND_DEFAULT,
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|            long style = 0,
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|            const wxString& name = wxWebViewNameStr);
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| 
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|     //General methods
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|     virtual wxString GetCurrentTitle() const = 0;
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|     virtual wxString GetCurrentURL() const = 0;
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|     // TODO: handle choosing a frame when calling GetPageSource()?
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|     virtual wxString GetPageSource() const = 0;
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|     virtual wxString GetPageText() const = 0;
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|     virtual bool IsBusy() const = 0;
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|     virtual bool IsEditable() const = 0;
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|     virtual void LoadURL(const wxString& url) = 0;
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|     virtual void Print() = 0;
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|     virtual void RegisterHandler(wxSharedPtr<wxWebViewHandler> handler) = 0;
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|     virtual void Reload(wxWebViewReloadFlags flags = wxWEB_VIEW_RELOAD_DEFAULT) = 0;
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|     virtual void RunScript(const wxString& javascript) = 0;
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|     virtual void SetEditable(bool enable = true) = 0;
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|     virtual void SetPage(const wxString& html, const wxString& baseUrl) = 0;
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|     virtual void SetPage(wxInputStream& html, wxString baseUrl)
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|     {
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|         wxStringOutputStream stream;
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|         stream.Write(html);
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|         SetPage(stream.GetString(), baseUrl);
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|     }
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|     virtual void Stop() = 0;
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| 
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|     //History
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|     virtual bool CanGoBack() const = 0;
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|     virtual bool CanGoForward() const = 0;
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|     virtual void GoBack() = 0;
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|     virtual void GoForward() = 0;
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|     virtual void ClearHistory() = 0;
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|     virtual void EnableHistory(bool enable = true) = 0;
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|     virtual wxVector<wxSharedPtr<wxWebViewHistoryItem> > GetBackwardHistory() = 0;
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|     virtual wxVector<wxSharedPtr<wxWebViewHistoryItem> > GetForwardHistory() = 0;
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|     virtual void LoadHistoryItem(wxSharedPtr<wxWebViewHistoryItem> item) = 0;
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| 
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|     //Zoom
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|     virtual bool CanSetZoomType(wxWebViewZoomType type) const = 0;
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|     virtual wxWebViewZoom GetZoom() const = 0;
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|     virtual wxWebViewZoomType GetZoomType() const = 0;
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|     virtual void SetZoom(wxWebViewZoom zoom) = 0;
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|     virtual void SetZoomType(wxWebViewZoomType zoomType) = 0;
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| 
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|     //Selection
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|     virtual void SelectAll() = 0;
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|     virtual bool HasSelection() const = 0;
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|     virtual void DeleteSelection() = 0;
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|     virtual wxString GetSelectedText() const = 0;
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|     virtual wxString GetSelectedSource() const = 0;
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|     virtual void ClearSelection() = 0;
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| 
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|     //Clipboard functions
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|     virtual bool CanCut() const = 0;
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|     virtual bool CanCopy() const = 0;
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|     virtual bool CanPaste() const = 0;
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|     virtual void Cut() = 0;
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|     virtual void Copy() = 0;
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|     virtual void Paste() = 0;
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| 
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|     //Undo / redo functionality
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|     virtual bool CanUndo() const = 0;
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|     virtual bool CanRedo() const = 0;
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|     virtual void Undo() = 0;
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|     virtual void Redo() = 0;
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| 
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|     wxDECLARE_ABSTRACT_CLASS(wxWebView);
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| };
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| 
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| class WXDLLIMPEXP_WEBVIEW wxWebViewEvent : public wxNotifyEvent
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| {
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| public:
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|     wxWebViewEvent() {}
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|     wxWebViewEvent(wxEventType type, int id, const wxString url,
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|                    const wxString target)
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|         : wxNotifyEvent(type, id), m_url(url), m_target(target)
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|     {}
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| 
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| 
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|     const wxString& GetURL() const { return m_url; }
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|     const wxString& GetTarget() const { return m_target; }
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| 
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|     virtual wxEvent* Clone() const { return new wxWebViewEvent(*this); }
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| private:
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|     wxString m_url;
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|     wxString m_target;
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| 
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|     wxDECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWebViewEvent);
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| };
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| 
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| wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_WEBVIEW, wxEVT_COMMAND_WEB_VIEW_NAVIGATING, wxWebViewEvent );
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| wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_WEBVIEW, wxEVT_COMMAND_WEB_VIEW_NAVIGATED, wxWebViewEvent );
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| wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_WEBVIEW, wxEVT_COMMAND_WEB_VIEW_LOADED, wxWebViewEvent );
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| wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_WEBVIEW, wxEVT_COMMAND_WEB_VIEW_ERROR, wxWebViewEvent );
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| wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_WEBVIEW, wxEVT_COMMAND_WEB_VIEW_NEWWINDOW, wxWebViewEvent );
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| wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_WEBVIEW, wxEVT_COMMAND_WEB_VIEW_TITLE_CHANGED, wxWebViewEvent );
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| 
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| typedef void (wxEvtHandler::*wxWebViewEventFunction)
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|              (wxWebViewEvent&);
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| 
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| #define wxWebViewEventHandler(func) \
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|     wxEVENT_HANDLER_CAST(wxWebViewEventFunction, func)
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| 
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| #define EVT_WEB_VIEW_NAVIGATING(id, fn) \
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|     wx__DECLARE_EVT1(wxEVT_COMMAND_WEB_VIEW_NAVIGATING, id, \
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|                      wxWebViewEventHandler(fn))
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| 
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| #define EVT_WEB_VIEW_NAVIGATED(id, fn) \
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|     wx__DECLARE_EVT1(wxEVT_COMMAND_WEB_VIEW_NAVIGATED, id, \
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|                      wxWebViewEventHandler(fn))
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| 
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| #define EVT_WEB_VIEW_LOADED(id, fn) \
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|     wx__DECLARE_EVT1(wxEVT_COMMAND_WEB_VIEW_LOADED, id, \
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|                      wxWebViewEventHandler(fn))
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| 
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| #define EVT_WEB_VIEW_ERRROR(id, fn) \
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|     wx__DECLARE_EVT1(wxEVT_COMMAND_WEB_VIEW_ERROR, id, \
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|                      wxWebViewEventHandler(fn))
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| 
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| #define EVT_WEB_VIEW_NEWWINDOW(id, fn) \
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|     wx__DECLARE_EVT1(wxEVT_COMMAND_WEB_VIEW_NEWWINDOW, id, \
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|                      wxWebViewEventHandler(fn))
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| 
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| #define EVT_WEB_VIEW_TITLE_CHANGED(id, fn) \
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|     wx__DECLARE_EVT1(wxEVT_COMMAND_WEB_VIEW_TITLE_CHANGED, id, \
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|                      wxWebViewEventHandler(fn))
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| 
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| #endif // wxUSE_WEBVIEW
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| 
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| #endif // _WX_WEB_VIEW_H_
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