include/wx/osx/webview_webkit.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        include/wx/osx/webkit.h
   3 // Purpose:     wxWebViewWebKit - embeddable web kit control,
   4 //                             OS X implementation of web view component
   5 // Author:      Jethro Grassie / Kevin Ollivier / Marianne Gagnon
   6 // Modified by:
   7 // Created:     2004-4-16
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) Jethro Grassie / Kevin Ollivier / Marianne Gagnon
  10 // Licence:     wxWindows licence
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13 #ifndef _WX_WEBKIT_H
  14 #define _WX_WEBKIT_H
  15
  16 #include "wx/setup.h"
  17
  18 #if wxUSE_WEBVIEW_WEBKIT && (defined(__WXOSX_COCOA__) \
  19                          ||  defined(__WXOSX_CARBON__))
  20
  21 #include "wx/control.h"
  22 #include "wx/webview.h"
  23
  24 // ----------------------------------------------------------------------------
  25 // Web Kit Control
  26 // ----------------------------------------------------------------------------
  27
  28 class wxMacControl;
  29 class wxWidgetCocoaImpl;
  30
  31 class WXDLLIMPEXP_WEB wxWebViewWebKit : public wxWebView
  32 {
  33 public:
  34     wxDECLARE_DYNAMIC_CLASS(wxWebViewWebKit);
  35
  36     wxWebViewWebKit() {}
  37     wxWebViewWebKit(wxWindow *parent,
  38                     wxWindowID winID = wxID_ANY,
  39                     const wxString& strURL = wxWebViewDefaultURLStr,
  40                     const wxPoint& pos = wxDefaultPosition,
  41                     const wxSize& size = wxDefaultSize, long style = 0,
  42                     const wxString& name = wxWebViewNameStr)
  43     {
  44         Create(parent, winID, strURL, pos, size, style, name);
  45     }
  46     bool Create(wxWindow *parent,
  47                 wxWindowID winID = wxID_ANY,
  48                 const wxString& strURL = wxWebViewDefaultURLStr,
  49                 const wxPoint& pos = wxDefaultPosition,
  50                 const wxSize& size = wxDefaultSize, long style = 0,
  51                 const wxString& name = wxWebViewNameStr);
  52     virtual ~wxWebViewWebKit();
  53
  54     virtual bool CanGoBack();
  55     virtual bool CanGoForward();
  56     virtual void GoBack();
  57     virtual void GoForward();
  58     virtual void Reload(wxWebViewReloadFlags flags = wxWEB_VIEW_RELOAD_DEFAULT);
  59     virtual void Stop();
  60     virtual wxString GetPageSource();
  61     virtual wxString GetPageText() { return ""; }
  62
  63     //We do not want to hide the other overloads
  64     using wxWebView::SetPage;
  65     virtual void SetPage(const wxString& html, const wxString& baseUrl);
  66
  67     virtual void Print();
  68
  69     virtual void LoadUrl(const wxString& url);
  70     virtual wxString GetCurrentURL();
  71     virtual wxString GetCurrentTitle();
  72     virtual wxWebViewZoom GetZoom();
  73     virtual void SetZoom(wxWebViewZoom zoom);
  74
  75     virtual void SetZoomType(wxWebViewZoomType zoomType);
  76     virtual wxWebViewZoomType GetZoomType() const;
  77     virtual bool CanSetZoomType(wxWebViewZoomType type) const;
  78
  79     virtual bool IsBusy() { return m_busy; }
  80
  81     //History functions
  82     virtual void ClearHistory();
  83     virtual void EnableHistory(bool enable = true);
  84     virtual wxVector<wxSharedPtr<wxWebHistoryItem> > GetBackwardHistory();
  85     virtual wxVector<wxSharedPtr<wxWebHistoryItem> > GetForwardHistory();
  86     virtual void LoadHistoryItem(wxSharedPtr<wxWebHistoryItem> item);
  87
  88     //Undo / redo functionality
  89     virtual bool CanUndo();
  90     virtual bool CanRedo();
  91     virtual void Undo();
  92     virtual void Redo();
  93
  94     //Clipboard functions
  95     virtual bool CanCut() { return false; }
  96     virtual bool CanCopy() { return false; }
  97     virtual bool CanPaste() { return false; }
  98     virtual void Cut();
  99     virtual void Copy();
 100     virtual void Paste();
 101
 102     //Editing functions
 103     virtual void SetEditable(bool enable = true);
 104     virtual bool IsEditable();
 105
 106     //Selection
 107     virtual void DeleteSelection();
 108     virtual bool HasSelection();
 109     virtual void SelectAll() {};
 110     virtual wxString GetSelectedText();
 111     virtual wxString GetSelectedSource() { return ""; }
 112     virtual void ClearSelection() {}
 113
 114     void RunScript(const wxString& javascript);
 115
 116     //Virtual Filesystem Support
 117     virtual void RegisterHandler(wxWebHandler* WXUNUSED(handler)) {};
 118
 119     // ---- methods not from the parent (common) interface
 120     bool  CanGetPageSource();
 121
 122     void  SetScrollPos(int pos);
 123     int   GetScrollPos();
 124
 125     bool  CanIncreaseTextSize();
 126     void  IncreaseTextSize();
 127     bool  CanDecreaseTextSize();
 128     void  DecreaseTextSize();
 129
 130     float GetWebkitZoom();
 131     void  SetWebkitZoom(float zoom);
 132
 133     // don't hide base class virtuals
 134     virtual void SetScrollPos( int orient, int pos, bool refresh = true )
 135         { return wxControl::SetScrollPos(orient, pos, refresh); }
 136     virtual int GetScrollPos( int orient ) const
 137         { return wxControl::GetScrollPos(orient); }
 138
 139     //we need to resize the webview when the control size changes
 140     void OnSize(wxSizeEvent &event);
 141     void OnMove(wxMoveEvent &event);
 142     void OnMouseEvents(wxMouseEvent &event);
 143
 144     bool m_busy;
 145
 146 protected:
 147     DECLARE_EVENT_TABLE()
 148     void MacVisibilityChanged();
 149
 150 private:
 151     wxWindow *m_parent;
 152     wxWindowID m_windowID;
 153     wxString m_pageTitle;
 154
 155     struct objc_object *m_webView;
 156
 157     // we may use this later to setup our own mouse events,
 158     // so leave it in for now.
 159     void* m_webKitCtrlEventHandler;
 160     //It should be WebView*, but WebView is an Objective-C class
 161     //TODO: look into using DECLARE_WXCOCOA_OBJC_CLASS rather than this.
 162
 163 #if wxOSX_USE_CARBON
 164     wxMacControl *m_peer;
 165 #else
 166     wxWidgetCocoaImpl *m_peer;
 167 #endif
 168 };
 169
 170 #endif // wxUSE_WEBKIT
 171
 172 #endif // _WX_WEBKIT_H_