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1/////////////////////////////////////////////////////////////////////////////
2// Name: test.cpp
3// Purpose: wxHtml testing example
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4// Author: Vaclav Slavik
5// Created: 1999-07-07
6// RCS-ID: $Id$
7// Copyright: (c) Vaclav Slavik
8// Licence: wxWindows licence
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9/////////////////////////////////////////////////////////////////////////////
10
788233da 11#if defined(__GNUG__) && !defined(__APPLE__)
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12 #pragma implementation "test.cpp"
13 #pragma interface "test.cpp"
14#endif
15
16// For compilers that support precompilation, includes "wx/wx.h".
92a19c2e 17#include "wx/wxprec.h"
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18
19#ifdef __BORLANDC__
20 #pragma hdrstop
21#endif
22
3f6bd7c1 23// For all others, include the necessary headers (this file is usually all you
be5a51fb 24// need because it includes almost all "standard" wxWidgets headers
5526e819 25#ifndef WX_PRECOMP
67547666 26 #include "wx/wx.h"
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27#endif
28
40091824 29#include "wx/image.h"
bbb8f29b 30#include "wx/sysopt.h"
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31#include "wx/html/htmlwin.h"
32#include "wx/html/htmlproc.h"
33#include "wx/fs_inet.h"
34#include "wx/filedlg.h"
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35
36// ----------------------------------------------------------------------------
37// private classes
38// ----------------------------------------------------------------------------
39
40// Define a new application type, each program should derive a class from wxApp
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41class MyApp : public wxApp
42{
43public:
3f6bd7c1 44 virtual bool OnInit();
3e729cbe 45};
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46
47// Define a new frame type: this is going to be our main frame
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48class MyFrame : public wxFrame
49{
50public:
3f6bd7c1 51 // ctor(s)
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52 MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
53
3f6bd7c1 54 // event handlers (these functions should _not_ be virtual)
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55 void OnQuit(wxCommandEvent& event);
56 void OnPageOpen(wxCommandEvent& event);
57 void OnBack(wxCommandEvent& event);
58 void OnForward(wxCommandEvent& event);
59 void OnProcessor(wxCommandEvent& event);
60
61private:
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62 wxHtmlWindow *m_Html;
63 wxHtmlProcessor *m_Processor;
64
be5a51fb 65 // Any class wishing to process wxWidgets events must use this macro
3f6bd7c1 66 DECLARE_EVENT_TABLE()
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67};
68
69
70class BoldProcessor : public wxHtmlProcessor
71{
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72public:
73 virtual wxString Process(const wxString& s) const
74 {
75 wxString r(s);
76 r.Replace(wxT("<b>"), wxEmptyString);
77 r.Replace(wxT("<B>"), wxEmptyString);
78 r.Replace(wxT("</b>"), wxEmptyString);
79 r.Replace(wxT("</B>"), wxEmptyString);
80
81 return r;
82 }
3e729cbe 83};
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84
85// ----------------------------------------------------------------------------
86// constants
87// ----------------------------------------------------------------------------
88
89// IDs for the controls and the menu commands
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90enum
91{
5526e819 92 // menu items
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93 ID_PageOpen = wxID_HIGHEST,
94 ID_Back,
95 ID_Forward,
96 ID_Processor
97};
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98
99// ----------------------------------------------------------------------------
be5a51fb 100// event tables and other macros for wxWidgets
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101// ----------------------------------------------------------------------------
102
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103BEGIN_EVENT_TABLE(MyFrame, wxFrame)
104 EVT_MENU(wxID_EXIT, MyFrame::OnQuit)
105 EVT_MENU(ID_PageOpen, MyFrame::OnPageOpen)
106 EVT_MENU(ID_Back, MyFrame::OnBack)
107 EVT_MENU(ID_Forward, MyFrame::OnForward)
108 EVT_MENU(ID_Processor, MyFrame::OnProcessor)
109END_EVENT_TABLE()
110
111IMPLEMENT_APP(MyApp)
112
113// ============================================================================
114// implementation
115// ============================================================================
116
117// ----------------------------------------------------------------------------
118// the application class
119// ----------------------------------------------------------------------------
120
121// `Main program' equivalent: the program execution "starts" here
122bool MyApp::OnInit()
123{
954cc8d2 124#if wxUSE_SYSTEM_OPTIONS
3f6bd7c1 125 wxSystemOptions::SetOption(wxT("no-maskblt"), 1);
954cc8d2 126#endif
bbb8f29b 127
3f6bd7c1 128 wxInitAllImageHandlers();
954cc8d2 129#if wxUSE_FS_INET && wxUSE_STREAMS && wxUSE_SOCKETS
3f6bd7c1 130 wxFileSystem::AddHandler(new wxInternetFSHandler);
954cc8d2 131#endif
5612e524 132
be5a51fb 133 SetVendorName(wxT("wxWidgets"));
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134 SetAppName(wxT("wxHtmlTest"));
135 // the following call to wxConfig::Get will use it to create an object...
5612e524 136
5526e819 137 // Create the main application window
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138 MyFrame *frame = new MyFrame(_("wxHtmlWindow testing application"),
139 wxDefaultPosition, wxSize(640, 480));
140
141 frame->Show();
142
143 return true /* continue running */;
144}
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145
146// ----------------------------------------------------------------------------
147// main frame
148// ----------------------------------------------------------------------------
149
5526e819 150// frame constructor
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151MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
152 : wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size,
153 wxDEFAULT_FRAME_STYLE, wxT("html_test_app"))
154{
5526e819 155 // create a menu bar
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156 wxMenu *menuFile = new wxMenu;
157 wxMenu *menuNav = new wxMenu;
158
159 menuFile->Append(ID_PageOpen, _("&Open HTML page..."));
160 menuFile->AppendSeparator();
161 menuFile->Append(ID_Processor, _("&Remove bold attribute"),
162 wxEmptyString, wxITEM_CHECK);
163
164 menuFile->AppendSeparator();
165 menuFile->Append(wxID_EXIT, _("&Close frame"));
166 menuNav->Append(ID_Back, _("Go &BACK"));
167 menuNav->Append(ID_Forward, _("Go &FORWARD"));
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168
169 // now append the freshly created menu to the menu bar...
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170 wxMenuBar *menuBar = new wxMenuBar;
171 menuBar->Append(menuFile, _("&File"));
172 menuBar->Append(menuNav, _("&Navigate"));
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173
174 // ... and attach this menu bar to the frame
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175 SetMenuBar(menuBar);
176
177#if wxUSE_ACCEL
178 // Create convenient accelerators for Back and Forward navigation
179 wxAcceleratorEntry entries[2];
180 entries[0].Set(wxACCEL_ALT, WXK_LEFT, ID_Back);
181 entries[1].Set(wxACCEL_ALT, WXK_RIGHT, ID_Forward);
182
183 wxAcceleratorTable accel(WXSIZEOF(entries), entries);
184 SetAcceleratorTable(accel);
185#endif // wxUSE_ACCEL
186
8520f137 187#if wxUSE_STATUSBAR
3f6bd7c1 188 CreateStatusBar(1);
8520f137 189#endif // wxUSE_STATUSBAR
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190
191 m_Processor = new BoldProcessor;
192 m_Processor->Enable(false);
193 m_Html = new wxHtmlWindow(this);
194 m_Html->SetRelatedFrame(this, _("HTML : %s"));
8520f137 195#if wxUSE_STATUSBAR
3f6bd7c1 196 m_Html->SetRelatedStatusBar(0);
8520f137 197#endif // wxUSE_STATUSBAR
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198 m_Html->ReadCustomization(wxConfig::Get());
199 m_Html->LoadFile(wxFileName(wxT("test.htm")));
200 m_Html->AddProcessor(m_Processor);
201}
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202
203
204// event handlers
205
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206void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
207{
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208 m_Html->WriteCustomization(wxConfig::Get());
209 delete wxConfig::Set(NULL);
210
211 // true is to force the frame to close
212 Close(true);
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213}
214
215void MyFrame::OnPageOpen(wxCommandEvent& WXUNUSED(event))
216{
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217 wxString p = wxFileSelector(_("Open HTML document"), wxEmptyString,
218 wxEmptyString, wxEmptyString, wxT("HTML files|*.htm"));
219
220 if (p != wxEmptyString)
221 m_Html->LoadPage(p);
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222}
223
224void MyFrame::OnBack(wxCommandEvent& WXUNUSED(event))
225{
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226 if (!m_Html->HistoryBack())
227 {
228 wxMessageBox(_("You reached prehistory era!"));
229 }
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230}
231
232void MyFrame::OnForward(wxCommandEvent& WXUNUSED(event))
233{
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234 if (!m_Html->HistoryForward())
235 {
236 wxMessageBox(_("No more items in history!"));
237 }
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238}
239
240void MyFrame::OnProcessor(wxCommandEvent& WXUNUSED(event))
241{
242 m_Processor->Enable(!m_Processor->IsEnabled());
243 m_Html->LoadPage(m_Html->GetOpenedPage());
3e729cbe 244}