]> git.saurik.com Git - wxWidgets.git/blob - samples/html/test/test.cpp
changed version number
[wxWidgets.git] / samples / html / test / test.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: test.cpp
3 // Purpose: wxHtml testing example
4 /////////////////////////////////////////////////////////////////////////////
5
6 #ifdef __GNUG__
7 #pragma implementation "test.cpp"
8 #pragma interface "test.cpp"
9 #endif
10
11 // For compilers that support precompilation, includes "wx/wx.h".
12 #include <wx/wxprec.h>
13
14 #ifdef __BORLANDC__
15 #pragma hdrstop
16 #endif
17
18 // for all others, include the necessary headers (this file is usually all you
19 // need because it includes almost all "standard" wxWindows headers
20 #ifndef WX_PRECOMP
21 #include <wx/wx.h>
22 #endif
23
24 #include <wx/image.h>
25 #include <wx/html/htmlwin.h>
26 #include <wx/html/htmlproc.h>
27 #include <wx/fs_inet.h>
28
29 // ----------------------------------------------------------------------------
30 // private classes
31 // ----------------------------------------------------------------------------
32
33 // Define a new application type, each program should derive a class from wxApp
34 class MyApp : public wxApp
35 {
36 public:
37 // override base class virtuals
38 // ----------------------------
39
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();
44 };
45
46 // Define a new frame type: this is going to be our main frame
47 class MyFrame : public wxFrame
48 {
49 public:
50 // ctor(s)
51 MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
52
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);
59
60 private:
61 wxHtmlWindow *m_Html;
62 wxHtmlProcessor *m_Processor;
63 // any class wishing to process wxWindows events must use this macro
64 DECLARE_EVENT_TABLE()
65 };
66
67
68 class BoldProcessor : public wxHtmlProcessor
69 {
70 public:
71 virtual wxString Process(const wxString& s) const
72 {
73 wxString r(s);
74 r.Replace(wxT("<b>"), wxEmptyString);
75 r.Replace(wxT("<B>"), wxEmptyString);
76 r.Replace(wxT("</b>"), wxEmptyString);
77 r.Replace(wxT("</B>"), wxEmptyString);
78 printf("called\n");
79 return r;
80 }
81 };
82
83 // ----------------------------------------------------------------------------
84 // constants
85 // ----------------------------------------------------------------------------
86
87 // IDs for the controls and the menu commands
88 enum
89 {
90 // menu items
91 Minimal_Quit = 1,
92 Minimal_PageOpen,
93 Minimal_Back,
94 Minimal_Forward,
95 Minimal_Processor,
96
97 // controls start here (the numbers are, of course, arbitrary)
98 Minimal_Text = 1000
99 };
100
101 // ----------------------------------------------------------------------------
102 // event tables and other macros for wxWindows
103 // ----------------------------------------------------------------------------
104
105 // the event tables connect the wxWindows events with the functions (event
106 // handlers) which process them. It can be also done at run-time, but for the
107 // simple menu events like this the static method is much simpler.
108 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
109 EVT_MENU(Minimal_Quit, MyFrame::OnQuit)
110 EVT_MENU(Minimal_PageOpen, MyFrame::OnPageOpen)
111 EVT_MENU(Minimal_Back, MyFrame::OnBack)
112 EVT_MENU(Minimal_Forward, MyFrame::OnForward)
113 EVT_MENU(Minimal_Processor, MyFrame::OnProcessor)
114 END_EVENT_TABLE()
115
116 // Create a new application object: this macro will allow wxWindows to create
117 // the application object during program execution (it's better than using a
118 // static object for many reasons) and also declares the accessor function
119 // wxGetApp() which will return the reference of the right type (i.e. MyApp and
120 // not wxApp)
121 IMPLEMENT_APP(MyApp)
122
123 // ============================================================================
124 // implementation
125 // ============================================================================
126
127 // ----------------------------------------------------------------------------
128 // the application class
129 // ----------------------------------------------------------------------------
130 // `Main program' equivalent: the program execution "starts" here
131 bool MyApp::OnInit()
132 {
133 wxInitAllImageHandlers();
134 #if wxUSE_FS_INET && wxUSE_STREAMS && wxUSE_SOCKETS
135 wxFileSystem::AddHandler(new wxInternetFSHandler);
136 #endif
137
138 SetVendorName("wxWindows");
139 SetAppName("wxHtmlTest");
140 // the following call to wxConfig::Get will use it to create an object...
141
142 // Create the main application window
143 MyFrame *frame = new MyFrame("wxHtmlWindow testing application",
144 wxPoint(50, 50), wxSize(640, 480));
145
146 // Show it and tell the application that it's our main window
147 // @@@ what does it do exactly, in fact? is it necessary here?
148 frame->Show(TRUE);
149 SetTopWindow(frame);
150
151
152 // success: wxApp::OnRun() will be called which will enter the main message
153 // loop and the application will run. If we returned FALSE here, the
154 // application would exit immediately.
155 return TRUE;
156 }
157
158 // ----------------------------------------------------------------------------
159 // main frame
160 // ----------------------------------------------------------------------------
161
162
163 // frame constructor
164 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
165 : wxFrame((wxFrame *)NULL, -1, title, pos, size, wxDEFAULT_FRAME_STYLE, "html_test_app")
166 {
167 // create a menu bar
168 wxMenu *menuFile = new wxMenu;
169 wxMenu *menuNav = new wxMenu;
170
171 menuFile->Append(Minimal_PageOpen, "&Open HTML page...");
172 menuFile->AppendSeparator();
173 menuFile->Append(Minimal_Processor, "&Remove bold attribute", "", TRUE);
174
175 menuFile->AppendSeparator();
176 menuFile->Append(Minimal_Quit, "&Close frame");
177 menuNav->Append(Minimal_Back, "Go &BACK");
178 menuNav->Append(Minimal_Forward, "Go &FORWARD");
179
180 // now append the freshly created menu to the menu bar...
181 wxMenuBar *menuBar = new wxMenuBar;
182 menuBar->Append(menuFile, "&File");
183 menuBar->Append(menuNav, "&Navigate");
184
185 // ... and attach this menu bar to the frame
186 SetMenuBar(menuBar);
187
188 CreateStatusBar(1);
189
190 m_Processor = new BoldProcessor;
191 m_Processor->Enable(FALSE);
192 m_Html = new wxHtmlWindow(this);
193 m_Html->SetRelatedFrame(this, "HTML : %s");
194 m_Html->SetRelatedStatusBar(0);
195 m_Html->ReadCustomization(wxConfig::Get());
196 m_Html->LoadPage("test.htm");
197 m_Html->AddProcessor(m_Processor);
198 }
199
200
201 // event handlers
202
203 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
204 {
205 // TRUE is to force the frame to close
206 m_Html -> WriteCustomization(wxConfig::Get());
207 delete wxConfig::Set(NULL);
208 Close(TRUE);
209 }
210
211 void MyFrame::OnPageOpen(wxCommandEvent& WXUNUSED(event))
212 {
213 wxString p = wxFileSelector("Open HTML document", "", "", "", "HTML files|*.htm");
214 if (p != wxEmptyString)
215 m_Html -> LoadPage(p);
216 }
217
218 void MyFrame::OnBack(wxCommandEvent& WXUNUSED(event))
219 {
220 if (!m_Html -> HistoryBack()) wxMessageBox("You reached prehistory era!");
221 }
222
223 void MyFrame::OnForward(wxCommandEvent& WXUNUSED(event))
224 {
225 if (!m_Html -> HistoryForward()) wxMessageBox("No more items in history!");
226 }
227
228 void MyFrame::OnProcessor(wxCommandEvent& WXUNUSED(event))
229 {
230 m_Processor->Enable(!m_Processor->IsEnabled());
231 m_Html->LoadPage(m_Html->GetOpenedPage());
232 printf("%i\n", m_Processor->IsEnabled());
233 }