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 DECLARE_WXCOCOA_OBJC_CLASS(WebView);
  23
  24 // ----------------------------------------------------------------------------
  25 // Web Kit Control
  26 // ----------------------------------------------------------------------------
  27
  28 extern WXDLLIMPEXP_DATA_CORE(const char) wxWebKitCtrlNameStr[];
  29
  30 class WXDLLIMPEXP_CORE wxWebKitCtrl : public wxControl
  31 {
  32 public:
  33     DECLARE_DYNAMIC_CLASS(wxWebKitCtrl)
  34
  35     wxWebKitCtrl() {}
  36     wxWebKitCtrl(wxWindow *parent,
  37                     wxWindowID winID,
  38                     const wxString& strURL,
  39                     const wxPoint& pos = wxDefaultPosition,
  40                     const wxSize& size = wxDefaultSize, long style = 0,
  41                     const wxValidator& validator = wxDefaultValidator,
  42                     const wxString& name = wxWebKitCtrlNameStr)
  43     {
  44         Create(parent, winID, strURL, pos, size, style, validator, name);
  45     }
  46     bool Create(wxWindow *parent,
  47                 wxWindowID winID,
  48                 const wxString& strURL,
  49                 const wxPoint& pos = wxDefaultPosition,
  50                 const wxSize& size = wxDefaultSize, long style = 0,
  51                 const wxValidator& validator = wxDefaultValidator,
  52                 const wxString& name = wxWebKitCtrlNameStr);
  53     virtual ~wxWebKitCtrl();
  54
  55     void LoadURL(const wxString &url);
  56
  57     bool CanGoBack();
  58     bool CanGoForward();
  59     bool GoBack();
  60     bool GoForward();
  61     void Reload();
  62     void Stop();
  63     bool CanGetPageSource();
  64     wxString GetPageSource();
  65     void SetPageSource(const wxString& source, const wxString& baseUrl = wxEmptyString);
  66     wxString GetPageURL(){ return m_currentURL; }
  67     void SetPageTitle(const wxString& title) { m_pageTitle = title; }
  68     wxString GetPageTitle(){ return m_pageTitle; }
  69
  70     // since these worked in 2.6, add wrappers
  71     void SetTitle(const wxString& title) { SetPageTitle(title); }
  72     wxString GetTitle() { return GetPageTitle(); }
  73
  74     wxString GetSelection();
  75
  76     bool CanIncreaseTextSize();
  77     void IncreaseTextSize();
  78     bool CanDecreaseTextSize();
  79     void DecreaseTextSize();
  80
  81     void Print(bool showPrompt = false);
  82
  83     void MakeEditable(bool enable = true);
  84     bool IsEditable();
  85
  86     wxString RunScript(const wxString& javascript);
  87
  88     void SetScrollPos(int pos);
  89     int GetScrollPos();
  90
  91     // don't hide base class virtuals
  92     virtual void SetScrollPos( int orient, int pos, bool refresh = true )
  93         { return wxControl::SetScrollPos(orient, pos, refresh); }
  94     virtual int GetScrollPos( int orient ) const
  95         { return wxControl::GetScrollPos(orient); }
  96
  97     //we need to resize the webview when the control size changes
  98     void OnSize(wxSizeEvent &event);
  99     void OnMove(wxMoveEvent &event);
 100     void OnMouseEvents(wxMouseEvent &event);
 101 protected:
 102     DECLARE_EVENT_TABLE()
 103     void MacVisibilityChanged();
 104
 105 private:
 106     wxWindow *m_parent;
 107     wxWindowID m_windowID;
 108     wxString m_currentURL;
 109     wxString m_pageTitle;
 110
 111     WX_WebView m_webView;
 112
 113     // we may use this later to setup our own mouse events,
 114     // so leave it in for now.
 115     void* m_webKitCtrlEventHandler;
 116 };
 117
 118 // ----------------------------------------------------------------------------
 119 // Web Kit Events
 120 // ----------------------------------------------------------------------------
 121
 122 enum {
 123     wxWEBKIT_STATE_START = 1,
 124     wxWEBKIT_STATE_NEGOTIATING = 2,
 125     wxWEBKIT_STATE_REDIRECTING = 4,
 126     wxWEBKIT_STATE_TRANSFERRING = 8,
 127     wxWEBKIT_STATE_STOP = 16,
 128         wxWEBKIT_STATE_FAILED = 32
 129 };
 130
 131 enum {
 132     wxWEBKIT_NAV_LINK_CLICKED = 1,
 133     wxWEBKIT_NAV_BACK_NEXT = 2,
 134     wxWEBKIT_NAV_FORM_SUBMITTED = 4,
 135     wxWEBKIT_NAV_RELOAD = 8,
 136     wxWEBKIT_NAV_FORM_RESUBMITTED = 16,
 137     wxWEBKIT_NAV_OTHER = 32
 138
 139 };
 140
 141
 142
 143 class WXDLLIMPEXP_CORE wxWebKitBeforeLoadEvent : public wxCommandEvent
 144 {
 145     DECLARE_DYNAMIC_CLASS( wxWebKitBeforeLoadEvent )
 146
 147 public:
 148     bool IsCancelled() { return m_cancelled; }
 149     void Cancel(bool cancel = true) { m_cancelled = cancel; }
 150     wxString GetURL() { return m_url; }
 151     void SetURL(const wxString& url) { m_url = url; }
 152     void SetNavigationType(int navType) { m_navType = navType; }
 153     int GetNavigationType() { return m_navType; }
 154
 155     wxWebKitBeforeLoadEvent( wxWindow* win = NULL );
 156     wxEvent *Clone(void) const { return new wxWebKitBeforeLoadEvent(*this); }
 157
 158 protected:
 159     bool m_cancelled;
 160     wxString m_url;
 161     int m_navType;
 162 };
 163
 164 class WXDLLIMPEXP_CORE wxWebKitStateChangedEvent : public wxCommandEvent
 165 {
 166     DECLARE_DYNAMIC_CLASS( wxWebKitStateChangedEvent )
 167
 168 public:
 169     int GetState() { return m_state; }
 170     void SetState(const int state) { m_state = state; }
 171     wxString GetURL() { return m_url; }
 172     void SetURL(const wxString& url) { m_url = url; }
 173
 174     wxWebKitStateChangedEvent( wxWindow* win = NULL );
 175     wxEvent *Clone(void) const { return new wxWebKitStateChangedEvent(*this); }
 176
 177 protected:
 178     int m_state;
 179     wxString m_url;
 180 };
 181
 182
 183 class WXDLLIMPEXP_CORE wxWebKitNewWindowEvent : public wxCommandEvent
 184 {
 185     DECLARE_DYNAMIC_CLASS( wxWebKitNewWindowEvent )
 186 public:
 187     wxString GetURL() const { return m_url; }
 188     void SetURL(const wxString& url) { m_url = url; }
 189     wxString GetTargetName() const { return m_targetName; }
 190     void SetTargetName(const wxString& name) { m_targetName = name; }
 191
 192     wxWebKitNewWindowEvent( wxWindow* win = (wxWindow*)(NULL));
 193     wxEvent *Clone(void) const { return new wxWebKitNewWindowEvent(*this); }
 194
 195 private:
 196     wxString m_url;
 197     wxString m_targetName;
 198 };
 199
 200 typedef void (wxEvtHandler::*wxWebKitStateChangedEventFunction)(wxWebKitStateChangedEvent&);
 201 typedef void (wxEvtHandler::*wxWebKitBeforeLoadEventFunction)(wxWebKitBeforeLoadEvent&);
 202 typedef void (wxEvtHandler::*wxWebKitNewWindowEventFunction)(wxWebKitNewWindowEvent&);
 203
 204 #define wxWebKitStateChangedEventHandler( func ) \
 205     wxEVENT_HANDLER_CAST( wxWebKitStateChangedEventFunction, func )
 206
 207 #define wxWebKitBeforeLoadEventHandler( func ) \
 208     wxEVENT_HANDLER_CAST( wxWebKitBeforeLoadEventFunction, func )
 209
 210 #define wxWebKitNewWindowEventHandler( func ) \
 211     wxEVENT_HANDLER_CAST( wxWebKitNewWindowEventFunction, func )
 212
 213 wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_WEBKIT_STATE_CHANGED, wxWebKitStateChangedEvent );
 214 wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_WEBKIT_BEFORE_LOAD, wxWebKitBeforeLoadEvent );
 215 wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_CORE, wxEVT_WEBKIT_NEW_WINDOW, wxWebKitNewWindowEvent );
 216
 217 #define EVT_WEBKIT_STATE_CHANGED(func) \
 218             wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_WEBKIT_STATE_CHANGED, \
 219                             wxID_ANY, \
 220                             wxID_ANY, \
 221                             wxWebKitStateChangedEventHandler( func ), \
 222                             NULL ),
 223
 224 #define EVT_WEBKIT_BEFORE_LOAD(func) \
 225             wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_WEBKIT_BEFORE_LOAD, \
 226                             wxID_ANY, \
 227                             wxID_ANY, \
 228                             wxWebKitBeforeLoadEventHandler( func ), \
 229                             NULL ),
 230
 231 #define EVT_WEBKIT_NEW_WINDOW(func)                              \
 232             wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_WEBKIT_NEW_WINDOW, \
 233                             wxID_ANY, \
 234                             wxID_ANY, \
 235                             wxWebKitNewWindowEventHandler( func ), \
 236                             NULL ),
 237 #endif // wxUSE_WEBKIT
 238
 239 #endif
 240     // _WX_WEBKIT_H_