5b91ac0603
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/SOC2011_WEBVIEW@68795 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
236 lines
7.5 KiB
C++
236 lines
7.5 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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#ifndef _WX_WEB_VIEW_H_
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#define _WX_WEB_VIEW_H_
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#include "wx/setup.h"
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#if wxUSE_WEBVIEW
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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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#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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class wxFSFile;
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class wxFileSystem;
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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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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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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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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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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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//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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extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewNameStr[];
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extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewDefaultURLStr[];
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class WXDLLIMPEXP_WEBVIEW wxWebView : public wxControl
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{
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public:
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virtual bool Create(wxWindow* parent,
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wxWindowID id,
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const wxString& url,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxString& name) = 0;
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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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//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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//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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//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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//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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//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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//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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wxDECLARE_ABSTRACT_CLASS(wxWebView);
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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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const wxString& GetURL() const { return m_url; }
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const wxString& GetTarget() const { return m_target; }
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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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wxDECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWebViewEvent);
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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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typedef void (wxEvtHandler::*wxWebViewEventFunction)
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(wxWebViewEvent&);
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#define wxWebViewEventHandler(func) \
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wxEVENT_HANDLER_CAST(wxWebViewEventFunction, func)
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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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#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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#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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#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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#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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#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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#endif // wxUSE_WEBVIEW
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#endif // _WX_WEB_VIEW_H_
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