src/common/webview.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        webview.cpp
   3 // Purpose:     Common interface and events for web view component
   4 // Author:      Marianne Gagnon
   5 // Id:          $Id$
   6 // Copyright:   (c) 2010 Marianne Gagnon, 2011 Steven Lamerton
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #if wxUSE_WEBVIEW
  14
  15 #if defined(__BORLANDC__)
  16     #pragma hdrstop
  17 #endif
  18
  19 #include "wx/webview.h"
  20
  21 #if defined(__WXOSX_COCOA__) || defined(__WXOSX_CARBON__)
  22 #include "wx/osx/webview_webkit.h"
  23 #elif defined(__WXGTK__)
  24 #include "wx/gtk/webview_webkit.h"
  25 #elif defined(__WXMSW__)
  26 #include "wx/msw/webview_ie.h"
  27 #endif
  28
  29 // DLL options compatibility check:
  30 #include "wx/app.h"
  31 WX_CHECK_BUILD_OPTIONS("wxWEBVIEW")
  32
  33 extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewNameStr[] = "wxWebView";
  34 extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewDefaultURLStr[] = "about:blank";
  35 extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewBackendIE[] = "wxWebViewIE";
  36 extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewBackendWebKit[] = "wxWebViewWebKit";
  37
  38 #ifdef __WXMSW__
  39 extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewBackendDefault[] = "wxWebViewIE";
  40 #else
  41 extern WXDLLIMPEXP_DATA_WEBVIEW(const char) wxWebViewBackendDefault[] = "wxWebViewWebKit";
  42 #endif
  43
  44 wxIMPLEMENT_ABSTRACT_CLASS(wxWebView, wxControl);
  45 wxIMPLEMENT_DYNAMIC_CLASS(wxWebViewEvent, wxCommandEvent);
  46
  47 wxDEFINE_EVENT( wxEVT_WEBVIEW_NAVIGATING, wxWebViewEvent );
  48 wxDEFINE_EVENT( wxEVT_WEBVIEW_NAVIGATED, wxWebViewEvent );
  49 wxDEFINE_EVENT( wxEVT_WEBVIEW_LOADED, wxWebViewEvent );
  50 wxDEFINE_EVENT( wxEVT_WEBVIEW_ERROR, wxWebViewEvent );
  51 wxDEFINE_EVENT( wxEVT_WEBVIEW_NEWWINDOW, wxWebViewEvent );
  52 wxDEFINE_EVENT( wxEVT_WEBVIEW_TITLE_CHANGED, wxWebViewEvent );
  53
  54 wxStringWebViewFactoryMap wxWebView::m_factoryMap;
  55
  56 // static
  57 wxWebView* wxWebView::New(const wxString& backend)
  58 {
  59     wxStringWebViewFactoryMap::iterator iter = FindFactory(backend);
  60
  61     if(iter == m_factoryMap.end())
  62         return NULL;
  63     else
  64         return (*iter).second->Create();
  65 }
  66
  67 // static
  68 wxWebView* wxWebView::New(wxWindow* parent, wxWindowID id, const wxString& url,
  69                           const wxPoint& pos, const wxSize& size,
  70                           const wxString& backend, long style,
  71                           const wxString& name)
  72 {
  73     wxStringWebViewFactoryMap::iterator iter = FindFactory(backend);
  74
  75     if(iter == m_factoryMap.end())
  76         return NULL;
  77     else
  78         return (*iter).second->Create(parent, id, url, pos, size, style, name);
  79
  80 }
  81
  82 // static
  83 void wxWebView::RegisterFactory(const wxString& backend,
  84                                 wxSharedPtr<wxWebViewFactory> factory)
  85 {
  86     m_factoryMap[backend] = factory;
  87 }
  88
  89 // static
  90 wxStringWebViewFactoryMap::iterator wxWebView::FindFactory(const wxString &backend)
  91 {
  92     // Initialise the map, it checks internally for existing factories
  93     InitFactoryMap();
  94
  95     return m_factoryMap.find(backend);
  96 }
  97
  98 // static
  99 void wxWebView::InitFactoryMap()
 100 {
 101 #ifdef __WXMSW__
 102     if(m_factoryMap.find(wxWebViewBackendIE) == m_factoryMap.end())
 103         RegisterFactory(wxWebViewBackendIE, wxSharedPtr<wxWebViewFactory>
 104                                                    (new wxWebViewFactoryIE));
 105 #else
 106     if(m_factoryMap.find(wxWebViewBackendWebKit) == m_factoryMap.end())
 107         RegisterFactory(wxWebViewBackendWebKit, wxSharedPtr<wxWebViewFactory>
 108                                                        (new wxWebViewFactoryWebKit));
 109 #endif
 110 }
 111
 112 #endif // wxUSE_WEBVIEW