1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: wxHtml testing example
4 /////////////////////////////////////////////////////////////////////////////
7 #pragma implementation "test.cpp"
8 #pragma interface "test.cpp"
11 // For compilers that support precompilation, includes "wx/wx.h".
12 #include <wx/wxprec.h>
18 // for all others, include the necessary headers (this file is usually all you
19 // need because it includes almost all "standard" wxWindows headers
25 #include <wx/html/htmlwin.h>
26 #include <wx/html/htmlproc.h>
27 #include <wx/fs_inet.h>
29 // ----------------------------------------------------------------------------
31 // ----------------------------------------------------------------------------
33 // Define a new application type, each program should derive a class from wxApp
34 class MyApp
: public wxApp
37 // override base class virtuals
38 // ----------------------------
40 // this one is called on application startup and is a good place for the app
41 // initialization (doing it here and not in the ctor allows to have an error
42 // return: if OnInit() returns false, the application terminates)
43 virtual bool OnInit();
46 // Define a new frame type: this is going to be our main frame
47 class MyFrame
: public wxFrame
51 MyFrame(const wxString
& title
, const wxPoint
& pos
, const wxSize
& size
);
53 // event handlers (these functions should _not_ be virtual)
54 void OnQuit(wxCommandEvent
& event
);
55 void OnPageOpen(wxCommandEvent
& event
);
56 void OnBack(wxCommandEvent
& event
);
57 void OnForward(wxCommandEvent
& event
);
58 void OnProcessor(wxCommandEvent
& event
);
62 wxHtmlProcessor
*m_Processor
;
63 // any class wishing to process wxWindows events must use this macro
68 class BoldProcessor
: public wxHtmlProcessor
71 virtual wxString
Process(const wxString
& s
) const
74 r
.Replace(wxT("<b>"), wxEmptyString
);
75 r
.Replace(wxT("<B>"), wxEmptyString
);
76 r
.Replace(wxT("</b>"), wxEmptyString
);
77 r
.Replace(wxT("</B>"), wxEmptyString
);
82 // ----------------------------------------------------------------------------
84 // ----------------------------------------------------------------------------
86 // IDs for the controls and the menu commands
96 // controls start here (the numbers are, of course, arbitrary)
100 // ----------------------------------------------------------------------------
101 // event tables and other macros for wxWindows
102 // ----------------------------------------------------------------------------
104 // the event tables connect the wxWindows events with the functions (event
105 // handlers) which process them. It can be also done at run-time, but for the
106 // simple menu events like this the static method is much simpler.
107 BEGIN_EVENT_TABLE(MyFrame
, wxFrame
)
108 EVT_MENU(Minimal_Quit
, MyFrame
::OnQuit
)
109 EVT_MENU(Minimal_PageOpen
, MyFrame
::OnPageOpen
)
110 EVT_MENU(Minimal_Back
, MyFrame
::OnBack
)
111 EVT_MENU(Minimal_Forward
, MyFrame
::OnForward
)
112 EVT_MENU(Minimal_Processor
, MyFrame
::OnProcessor
)
115 // Create a new application object: this macro will allow wxWindows to create
116 // the application object during program execution (it's better than using a
117 // static object for many reasons) and also declares the accessor function
118 // wxGetApp() which will return the reference of the right type (i.e. MyApp and
122 // ============================================================================
124 // ============================================================================
126 // ----------------------------------------------------------------------------
127 // the application class
128 // ----------------------------------------------------------------------------
129 // `Main program' equivalent: the program execution "starts" here
132 wxLog
::AddTraceMask(wxT("strconv"));
134 wxInitAllImageHandlers();
135 #if wxUSE_FS_INET && wxUSE_STREAMS && wxUSE_SOCKETS
136 wxFileSystem
::AddHandler(new wxInternetFSHandler
);
139 SetVendorName("wxWindows");
140 SetAppName("wxHtmlTest");
141 // the following call to wxConfig::Get will use it to create an object...
143 // Create the main application window
144 MyFrame
*frame
= new MyFrame("wxHtmlWindow testing application",
145 wxPoint(50, 50), wxSize(640, 480));
147 // Show it and tell the application that it's our main window
148 // @@@ what does it do exactly, in fact? is it necessary here?
153 // success: wxApp::OnRun() will be called which will enter the main message
154 // loop and the application will run. If we returned FALSE here, the
155 // application would exit immediately.
159 // ----------------------------------------------------------------------------
161 // ----------------------------------------------------------------------------
165 MyFrame
::MyFrame(const wxString
& title
, const wxPoint
& pos
, const wxSize
& size
)
166 : wxFrame((wxFrame
*)NULL
, -1, title
, pos
, size
, wxDEFAULT_FRAME_STYLE
, "html_test_app")
169 wxMenu
*menuFile
= new wxMenu
;
170 wxMenu
*menuNav
= new wxMenu
;
172 menuFile
->Append(Minimal_PageOpen
, "&Open HTML page...");
173 menuFile
->AppendSeparator();
174 menuFile
->Append(Minimal_Processor
, "&Remove bold attribute", "", TRUE
);
176 menuFile
->AppendSeparator();
177 menuFile
->Append(Minimal_Quit
, "&Close frame");
178 menuNav
->Append(Minimal_Back
, "Go &BACK");
179 menuNav
->Append(Minimal_Forward
, "Go &FORWARD");
181 // now append the freshly created menu to the menu bar...
182 wxMenuBar
*menuBar
= new wxMenuBar
;
183 menuBar
->Append(menuFile
, "&File");
184 menuBar
->Append(menuNav
, "&Navigate");
186 // ... and attach this menu bar to the frame
191 m_Processor
= new BoldProcessor
;
192 m_Processor
->Enable(FALSE
);
193 m_Html
= new wxHtmlWindow(this);
194 m_Html
->SetRelatedFrame(this, "HTML : %s");
195 m_Html
->SetRelatedStatusBar(0);
196 m_Html
->ReadCustomization(wxConfig
::Get());
197 m_Html
->LoadPage("test.htm");
198 m_Html
->AddProcessor(m_Processor
);
204 void MyFrame
::OnQuit(wxCommandEvent
& WXUNUSED(event
))
206 // TRUE is to force the frame to close
207 m_Html
-> WriteCustomization(wxConfig
::Get());
208 delete wxConfig
::Set(NULL
);
212 void MyFrame
::OnPageOpen(wxCommandEvent
& WXUNUSED(event
))
214 wxString p
= wxFileSelector("Open HTML document", "", "", "", "HTML files|*.htm");
215 if (p
!= wxEmptyString
)
216 m_Html
-> LoadPage(p
);
219 void MyFrame
::OnBack(wxCommandEvent
& WXUNUSED(event
))
221 if (!m_Html
-> HistoryBack()) wxMessageBox("You reached prehistory era!");
224 void MyFrame
::OnForward(wxCommandEvent
& WXUNUSED(event
))
226 if (!m_Html
-> HistoryForward()) wxMessageBox("No more items in history!");
229 void MyFrame
::OnProcessor(wxCommandEvent
& WXUNUSED(event
))
231 m_Processor
->Enable(!m_Processor
->IsEnabled());
232 m_Html
->LoadPage(m_Html
->GetOpenedPage());