src/common/webview.cpp

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