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fixing overrelease and out-of-bounds write, fixes #13725
[wxWidgets.git] / 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
36 wxIMPLEMENT_ABSTRACT_CLASS(wxWebView, wxControl);
37 wxIMPLEMENT_DYNAMIC_CLASS(wxWebViewEvent, wxCommandEvent);
38
39 wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_NAVIGATING, wxWebViewEvent );
40 wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_NAVIGATED, wxWebViewEvent );
41 wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_LOADED, wxWebViewEvent );
42 wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_ERROR, wxWebViewEvent );
43 wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_NEWWINDOW, wxWebViewEvent );
44 wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_TITLE_CHANGED, wxWebViewEvent );
45
46 // static
47 wxWebView* wxWebView::New(wxWebViewBackend backend)
48 {
49 switch (backend)
50 {
51 #if defined(wxUSE_WEBVIEW_WEBKIT) && \
52 (defined(__WXGTK__) || defined(__WXOSX__))
53 case wxWEB_VIEW_BACKEND_WEBKIT:
54 return new wxWebViewWebKit();
55 #endif
56
57 #if wxUSE_WEBVIEW_IE
58 case wxWEB_VIEW_BACKEND_IE:
59 return new wxWebViewIE();
60 #endif
61
62 case wxWEB_VIEW_BACKEND_DEFAULT:
63
64 #if defined(wxUSE_WEBVIEW_WEBKIT) && \
65 (defined(__WXGTK__) || defined(__WXOSX__))
66 return new wxWebViewWebKit();
67 #endif
68
69 #if wxUSE_WEBVIEW_IE
70 return new wxWebViewIE();
71 #endif
72
73 // fall-through intended
74 default:
75 return NULL;
76 }
77 }
78
79 // static
80 wxWebView* wxWebView::New(wxWindow* parent,
81 wxWindowID id,
82 const wxString& url,
83 const wxPoint& pos,
84 const wxSize& size,
85 wxWebViewBackend backend,
86 long style,
87 const wxString& name)
88 {
89 switch (backend)
90 {
91 #if defined(wxUSE_WEBVIEW_WEBKIT) && \
92 (defined(__WXGTK__) || defined(__WXOSX__))
93 case wxWEB_VIEW_BACKEND_WEBKIT:
94 return new wxWebViewWebKit(parent, id, url, pos, size, style, name);
95 #endif
96
97 #if wxUSE_WEBVIEW_IE
98 case wxWEB_VIEW_BACKEND_IE:
99 return new wxWebViewIE(parent, id, url, pos, size, style, name);
100 #endif
101
102 case wxWEB_VIEW_BACKEND_DEFAULT:
103
104 #if defined(wxUSE_WEBVIEW_WEBKIT) && \
105 (defined(__WXGTK__) || defined(__WXOSX__))
106 return new wxWebViewWebKit(parent, id, url, pos, size, style, name);
107 #endif
108
109 #if wxUSE_WEBVIEW_IE
110 return new wxWebViewIE(parent, id, url, pos, size, style, name);
111 #endif
112
113 // fall-through intended
114 default:
115 return NULL;
116 }
117 }
118
119 #endif // wxUSE_WEBVIEW