include/wx/html/webkit.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/html/webkit.h
   3 // Purpose:     wxWebKitCtrl - embeddable web kit control
   4 // Author:      Jethro Grassie / Kevin Ollivier
   5 // Modified by:
   6 // Created:     2004-4-16
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Jethro Grassie / Kevin Ollivier
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_WEBKIT_H
  13 #define _WX_WEBKIT_H
  14
  15 #if wxUSE_WEBKIT
  16
  17 #if !defined(__WXMAC__) && !defined(__WXCOCOA__)
  18 #error "wxWebKitCtrl not implemented for this platform"
  19 #endif
  20
  21 #include "wx/control.h"
  22
  23 // ----------------------------------------------------------------------------
  24 // Web Kit Control
  25 // ----------------------------------------------------------------------------
  26
  27 class wxWebKitCtrl : public wxControl
  28 {
  29 public:
  30     DECLARE_DYNAMIC_CLASS(wxWebKitCtrl)
  31
  32     wxWebKitCtrl() {};
  33     wxWebKitCtrl(wxWindow *parent,
  34                     wxWindowID winID,
  35                     const wxString& strURL,
  36                     const wxPoint& pos = wxDefaultPosition,
  37                     const wxSize& size = wxDefaultSize, long style = 0,
  38                     const wxValidator& validator = wxDefaultValidator,
  39                     const wxString& name = wxT("webkitctrl"))
  40     {
  41         Create(parent, winID, strURL, pos, size, style, validator, name);
  42     };
  43     bool Create(wxWindow *parent,
  44                 wxWindowID winID,
  45                 const wxString& strURL,
  46                 const wxPoint& pos = wxDefaultPosition,
  47                 const wxSize& size = wxDefaultSize, long style = 0,
  48                 const wxValidator& validator = wxDefaultValidator,
  49                 const wxString& name = wxT("webkitctrl"));
  50     virtual ~wxWebKitCtrl();
  51
  52     void LoadURL(const wxString &url);
  53
  54     bool CanGoBack();
  55     bool CanGoForward();
  56     bool GoBack();
  57     bool GoForward();
  58     void Reload();
  59     void Stop();
  60     bool CanGetPageSource();
  61     wxString GetPageSource();
  62     void SetPageSource(const wxString& source, const wxString& baseUrl = wxEmptyString);
  63         wxString GetPageURL(){ return m_currentURL; }
  64     void SetPageTitle(const wxString& title) { m_pageTitle = title; }
  65         wxString GetPageTitle(){ return m_pageTitle; }
  66
  67     // since these worked in 2.6, add wrappers
  68     void SetTitle(const wxString& title) { SetPageTitle(title); }
  69     wxString GetTitle() { return GetPageTitle(); }
  70
  71     wxString GetSelection();
  72
  73     bool CanIncreaseTextSize();
  74     void IncreaseTextSize();
  75     bool CanDecreaseTextSize();
  76     void DecreaseTextSize();
  77
  78     void Print(bool showPrompt=FALSE);
  79
  80     void MakeEditable(bool enable=TRUE);
  81     bool IsEditable();
  82
  83     wxString RunScript(const wxString& javascript);
  84
  85     void SetScrollPos(int pos);
  86     int GetScrollPos();
  87
  88     //we need to resize the webview when the control size changes
  89     void OnSize(wxSizeEvent &event);
  90     void OnMove(wxMoveEvent &event);
  91     void OnMouseEvents(wxMouseEvent &event);
  92 protected:
  93     DECLARE_EVENT_TABLE()
  94     void MacVisibilityChanged();
  95
  96 private:
  97     wxWindow *m_parent;
  98     wxWindowID m_windowID;
  99     wxString m_currentURL;
 100     wxString m_pageTitle;
 101
 102     struct objc_object *m_webView;
 103
 104     // we may use this later to setup our own mouse events,
 105     // so leave it in for now.
 106     void* m_webKitCtrlEventHandler;
 107     //It should be WebView*, but WebView is an Objective-C class
 108     //TODO: look into using DECLARE_WXCOCOA_OBJC_CLASS rather than this.
 109 };
 110
 111 // ----------------------------------------------------------------------------
 112 // Web Kit Events
 113 // ----------------------------------------------------------------------------
 114
 115 enum {
 116     wxWEBKIT_STATE_START = 1,
 117     wxWEBKIT_STATE_NEGOTIATING = 2,
 118     wxWEBKIT_STATE_REDIRECTING = 4,
 119     wxWEBKIT_STATE_TRANSFERRING = 8,
 120     wxWEBKIT_STATE_STOP = 16,
 121         wxWEBKIT_STATE_FAILED = 32
 122 };
 123
 124 enum {
 125     wxWEBKIT_NAV_LINK_CLICKED = 1,
 126     wxWEBKIT_NAV_BACK_NEXT = 2,
 127     wxWEBKIT_NAV_FORM_SUBMITTED = 4,
 128     wxWEBKIT_NAV_RELOAD = 8,
 129     wxWEBKIT_NAV_FORM_RESUBMITTED = 16,
 130     wxWEBKIT_NAV_OTHER = 32
 131
 132 };
 133
 134
 135
 136 class wxWebKitBeforeLoadEvent : public wxCommandEvent
 137 {
 138     DECLARE_DYNAMIC_CLASS( wxWebKitBeforeLoadEvent )
 139
 140 public:
 141     bool IsCancelled() { return m_cancelled; }
 142     void Cancel(bool cancel = true) { m_cancelled = cancel; }
 143     wxString GetURL() { return m_url; }
 144     void SetURL(const wxString& url) { m_url = url; }
 145     void SetNavigationType(int navType) { m_navType = navType; }
 146     int GetNavigationType() { return m_navType; }
 147
 148     wxWebKitBeforeLoadEvent( wxWindow* win = (wxWindow*) NULL );
 149     wxEvent *Clone(void) const { return new wxWebKitBeforeLoadEvent(*this); }
 150
 151 protected:
 152     bool m_cancelled;
 153     wxString m_url;
 154     int m_navType;
 155 };
 156
 157 class wxWebKitStateChangedEvent : public wxCommandEvent
 158 {
 159     DECLARE_DYNAMIC_CLASS( wxWebKitStateChangedEvent )
 160
 161 public:
 162     int GetState() { return m_state; }
 163     void SetState(const int state) { m_state = state; }
 164     wxString GetURL() { return m_url; }
 165     void SetURL(const wxString& url) { m_url = url; }
 166
 167     wxWebKitStateChangedEvent( wxWindow* win = (wxWindow*) NULL );
 168     wxEvent *Clone(void) const { return new wxWebKitStateChangedEvent(*this); }
 169
 170 protected:
 171     int m_state;
 172     wxString m_url;
 173 };
 174
 175 typedef void (wxEvtHandler::*wxWebKitStateChangedEventFunction)(wxWebKitStateChangedEvent&);
 176 typedef void (wxEvtHandler::*wxWebKitBeforeLoadEventFunction)(wxWebKitBeforeLoadEvent&);
 177
 178 extern const wxEventType wxEVT_WEBKIT_BEFORE_LOAD;
 179 extern const wxEventType wxEVT_WEBKIT_STATE_CHANGED;
 180
 181 #define EVT_WEBKIT_STATE_CHANGED(func) \
 182             DECLARE_EVENT_TABLE_ENTRY( wxEVT_WEBKIT_STATE_CHANGED, \
 183                             wxID_ANY, \
 184                             wxID_ANY, \
 185                             (wxObjectEventFunction)   \
 186                             (wxWebKitStateChangedEventFunction) & func, \
 187                             (wxObject *) NULL ),
 188
 189 #define EVT_WEBKIT_BEFORE_LOAD(func) \
 190             DECLARE_EVENT_TABLE_ENTRY( wxEVT_WEBKIT_BEFORE_LOAD, \
 191                             wxID_ANY, \
 192                             wxID_ANY, \
 193                             (wxObjectEventFunction)   \
 194                             (wxWebKitBeforeLoadEventFunction) & func, \
 195                             (wxObject *) NULL ),
 196
 197 #endif // wxUSE_WEBKIT
 198
 199 #endif
 200     // _WX_WEBKIT_H_