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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: virtua;.cpp
3 // Purpose: wxHtml testing example
4 // demonstrates virtual file systems feature
5 /////////////////////////////////////////////////////////////////////////////
6
7 #ifdef __GNUG__
8 #pragma implementation "test.cpp"
9 #pragma interface "test.cpp"
10 #endif
11
12 // For compilers that support precompilation, includes "wx/wx.h".
13 #include <wx/wxprec.h>
14
15 #ifdef __BORLANDC__
16 #pragma hdrstop
17 #endif
18
19 // for all others, include the necessary headers (this file is usually all you
20 // need because it includes almost all "standard" wxWindows headers
21 #ifndef WX_PRECOMP
22 #include <wx/wx.h>
23 #endif
24
25
26 #include <wx/html/htmlwin.h>
27
28
29
30
31 /*
32
33
34 TAG HANDER FOR 'MYBIND' TAG
35
36
37 */
38
39 #include <wx/html/m_templ.h>
40
41
42 TAG_HANDLER_BEGIN(MYBIND, "MYBIND")
43
44 TAG_HANDLER_PROC(tag)
45 {
46 wxWindow *wnd;
47 int ax, ay;
48 int fl = 0;
49
50 tag.ScanParam("X", "%i", &ax);
51 tag.ScanParam("Y", "%i", &ay);
52 if (tag.HasParam("FLOAT")) fl = ax;
53
54 wnd = new wxTextCtrl( m_WParser -> GetWindow(), -1, tag.GetParam("NAME"),
55 wxPoint(0,0), wxSize(ax, ay), wxTE_MULTILINE );
56 wnd -> Show(TRUE);
57
58 m_WParser -> OpenContainer() -> InsertCell(new wxHtmlWidgetCell(wnd, fl));
59
60 return FALSE;
61 }
62
63 TAG_HANDLER_END(MYBIND)
64
65
66
67 TAGS_MODULE_BEGIN(MyBind)
68
69 TAGS_MODULE_ADD(MYBIND)
70
71 TAGS_MODULE_END(MyBind)
72
73
74
75
76
77
78
79
80
81 // ----------------------------------------------------------------------------
82 // private classes
83 // ----------------------------------------------------------------------------
84
85 // Define a new application type, each program should derive a class from wxApp
86 class MyApp : public wxApp
87 {
88 public:
89 // override base class virtuals
90 // ----------------------------
91
92 // this one is called on application startup and is a good place for the app
93 // initialization (doing it here and not in the ctor allows to have an error
94 // return: if OnInit() returns false, the application terminates)
95 virtual bool OnInit();
96 };
97
98 // Define a new frame type: this is going to be our main frame
99 class MyFrame : public wxFrame
100 {
101 public:
102 // ctor(s)
103 MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
104
105 // event handlers (these functions should _not_ be virtual)
106 void OnQuit(wxCommandEvent& event);
107 void OnAbout(wxCommandEvent& event);
108 void OnBack(wxCommandEvent& event);
109 void OnForward(wxCommandEvent& event);
110
111 private:
112 // any class wishing to process wxWindows events must use this macro
113 DECLARE_EVENT_TABLE()
114 };
115
116 // ----------------------------------------------------------------------------
117 // constants
118 // ----------------------------------------------------------------------------
119
120 // IDs for the controls and the menu commands
121 enum
122 {
123 // menu items
124 Minimal_Quit = 1,
125 Minimal_About,
126 Minimal_Back,
127 Minimal_Forward,
128
129 // controls start here (the numbers are, of course, arbitrary)
130 Minimal_Text = 1000,
131 };
132
133 // ----------------------------------------------------------------------------
134 // event tables and other macros for wxWindows
135 // ----------------------------------------------------------------------------
136
137 // the event tables connect the wxWindows events with the functions (event
138 // handlers) which process them. It can be also done at run-time, but for the
139 // simple menu events like this the static method is much simpler.
140 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
141 EVT_MENU(Minimal_Quit, MyFrame::OnQuit)
142 EVT_MENU(Minimal_About, MyFrame::OnAbout)
143 EVT_MENU(Minimal_Back, MyFrame::OnBack)
144 EVT_MENU(Minimal_Forward, MyFrame::OnForward)
145 END_EVENT_TABLE()
146
147 // Create a new application object: this macro will allow wxWindows to create
148 // the application object during program execution (it's better than using a
149 // static object for many reasons) and also declares the accessor function
150 // wxGetApp() which will return the reference of the right type (i.e. MyApp and
151 // not wxApp)
152 IMPLEMENT_APP(MyApp)
153
154 // ============================================================================
155 // implementation
156 // ============================================================================
157
158 // ----------------------------------------------------------------------------
159 // the application class
160 // ----------------------------------------------------------------------------
161
162 // `Main program' equivalent: the program execution "starts" here
163 bool MyApp::OnInit()
164 {
165 // Create the main application window
166 MyFrame *frame = new MyFrame("wxHtmlWindow testing application",
167 wxPoint(50, 50), wxSize(640, 480));
168
169 // Show it and tell the application that it's our main window
170 // @@@ what does it do exactly, in fact? is it necessary here?
171 frame->Show(TRUE);
172 SetTopWindow(frame);
173
174 // success: wxApp::OnRun() will be called which will enter the main message
175 // loop and the application will run. If we returned FALSE here, the
176 // application would exit immediately.
177 return TRUE;
178 }
179
180 // ----------------------------------------------------------------------------
181 // main frame
182 // ----------------------------------------------------------------------------
183
184 wxHtmlWindow *html;
185
186 // frame constructor
187 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
188 : wxFrame((wxFrame *)NULL, -1, title, pos, size)
189 {
190 // create a menu bar
191 wxMenu *menuFile = new wxMenu;
192 wxMenu *menuNav = new wxMenu;
193
194 menuFile->Append(Minimal_Quit, "E&xit");
195 menuNav->Append(Minimal_Back, "Go &BACK");
196 menuNav->Append(Minimal_Forward, "Go &FORWARD");
197
198 // now append the freshly created menu to the menu bar...
199 wxMenuBar *menuBar = new wxMenuBar;
200 menuBar->Append(menuFile, "&File");
201 menuBar->Append(menuNav, "&Navigate");
202
203 // ... and attach this menu bar to the frame
204 SetMenuBar(menuBar);
205
206 CreateStatusBar(2);
207
208 html = new wxHtmlWindow(this);
209 html -> SetRelatedFrame(this, "VFS Demo: '%s'");
210 html -> SetRelatedStatusBar(1);
211 html -> LoadPage("start.htm");
212 }
213
214
215 // event handlers
216
217 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
218 {
219 // TRUE is to force the frame to close
220 Close(TRUE);
221 }
222
223 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
224 {
225 }
226
227
228
229 void MyFrame::OnBack(wxCommandEvent& WXUNUSED(event))
230 {
231 if (!html -> HistoryBack()) wxMessageBox("You reached prehistory era!");
232 }
233
234
235 void MyFrame::OnForward(wxCommandEvent& WXUNUSED(event))
236 {
237 if (!html -> HistoryForward()) wxMessageBox("No more items in history!");
238 }
239
240
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243
244