be5a51fb59
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27429 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
223 lines
6.3 KiB
C++
223 lines
6.3 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: virtua;.cpp
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// Purpose: wxHtml testing example
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// demonstrates virtual file systems feature
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/////////////////////////////////////////////////////////////////////////////
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#if defined(__GNUG__) && !defined(__APPLE__)
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#pragma implementation "test.cpp"
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#pragma interface "test.cpp"
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#endif
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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// for all others, include the necessary headers (this file is usually all you
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// need because it includes almost all "standard" wxWidgets headers
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#include "wx/html/htmlwin.h"
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/*
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TAG HANDER FOR 'MYBIND' TAG
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*/
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#include "wx/html/m_templ.h"
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TAG_HANDLER_BEGIN(MYBIND, "MYBIND")
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TAG_HANDLER_PROC(tag)
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{
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wxWindow *wnd;
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int ax, ay;
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int fl = 0;
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tag.ScanParam(wxT("X"), wxT("%i"), &ax);
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tag.ScanParam(wxT("Y"), wxT("%i"), &ay);
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if (tag.HasParam(wxT("FLOAT"))) fl = ax;
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wnd = new wxTextCtrl(m_WParser->GetWindow(), -1, tag.GetParam(wxT("NAME")),
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wxPoint(0,0), wxSize(ax, ay), wxTE_MULTILINE);
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wnd->Show(TRUE);
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m_WParser->GetContainer()->InsertCell(new wxHtmlWidgetCell(wnd, fl));
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return FALSE;
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}
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TAG_HANDLER_END(MYBIND)
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TAGS_MODULE_BEGIN(MyBind)
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TAGS_MODULE_ADD(MYBIND)
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TAGS_MODULE_END(MyBind)
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// ----------------------------------------------------------------------------
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// private classes
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// ----------------------------------------------------------------------------
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// Define a new application type, each program should derive a class from wxApp
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class MyApp : public wxApp
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{
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public:
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// override base class virtuals
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// ----------------------------
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// this one is called on application startup and is a good place for the app
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// initialization (doing it here and not in the ctor allows to have an error
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// return: if OnInit() returns false, the application terminates)
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virtual bool OnInit();
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};
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// Define a new frame type: this is going to be our main frame
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class MyFrame : public wxFrame
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{
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public:
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// ctor(s)
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MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
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// event handlers (these functions should _not_ be virtual)
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void OnQuit(wxCommandEvent& event);
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void OnBack(wxCommandEvent& event);
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void OnForward(wxCommandEvent& event);
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private:
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// any class wishing to process wxWidgets events must use this macro
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DECLARE_EVENT_TABLE()
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};
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// IDs for the controls and the menu commands
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enum
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{
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// menu items
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Minimal_Quit = 1,
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Minimal_Back,
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Minimal_Forward,
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// controls start here (the numbers are, of course, arbitrary)
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Minimal_Text = 1000,
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};
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// ----------------------------------------------------------------------------
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// event tables and other macros for wxWidgets
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// ----------------------------------------------------------------------------
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// the event tables connect the wxWidgets events with the functions (event
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// handlers) which process them. It can be also done at run-time, but for the
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// simple menu events like this the static method is much simpler.
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BEGIN_EVENT_TABLE(MyFrame, wxFrame)
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EVT_MENU(Minimal_Quit, MyFrame::OnQuit)
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EVT_MENU(Minimal_Back, MyFrame::OnBack)
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EVT_MENU(Minimal_Forward, MyFrame::OnForward)
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END_EVENT_TABLE()
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// Create a new application object: this macro will allow wxWidgets to create
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// the application object during program execution (it's better than using a
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// static object for many reasons) and also declares the accessor function
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// wxGetApp() which will return the reference of the right type (i.e. MyApp and
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// not wxApp)
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IMPLEMENT_APP(MyApp)
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// the application class
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// ----------------------------------------------------------------------------
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// `Main program' equivalent: the program execution "starts" here
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bool MyApp::OnInit()
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{
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// Create the main application window
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MyFrame *frame = new MyFrame( _("wxHtmlWindow testing application"),
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wxPoint(50, 50), wxSize(640, 480) );
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// Show it and tell the application that it's our main window
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// @@@ what does it do exactly, in fact? is it necessary here?
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frame->Show(TRUE);
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SetTopWindow(frame);
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// success: wxApp::OnRun() will be called which will enter the main message
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// loop and the application will run. If we returned FALSE here, the
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// application would exit immediately.
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return TRUE;
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}
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// ----------------------------------------------------------------------------
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// main frame
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// ----------------------------------------------------------------------------
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wxHtmlWindow *html;
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// frame constructor
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MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
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: wxFrame((wxFrame *)NULL, -1, title, pos, size)
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{
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// create a menu bar
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wxMenu *menuFile = new wxMenu;
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wxMenu *menuNav = new wxMenu;
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menuFile->Append(Minimal_Quit, _("E&xit"));
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menuNav->Append(Minimal_Back, _("Go &BACK"));
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menuNav->Append(Minimal_Forward, _("Go &FORWARD"));
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// now append the freshly created menu to the menu bar...
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wxMenuBar *menuBar = new wxMenuBar;
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menuBar->Append(menuFile, _("&File"));
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menuBar->Append(menuNav, _("&Navigate"));
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// ... and attach this menu bar to the frame
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SetMenuBar(menuBar);
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CreateStatusBar(2);
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html = new wxHtmlWindow(this);
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html -> SetRelatedFrame(this, _("VFS Demo: '%s'"));
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html -> SetRelatedStatusBar(1);
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html -> LoadPage(wxT("start.htm"));
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}
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// event handlers
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void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
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{
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// TRUE is to force the frame to close
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Close(TRUE);
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}
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void MyFrame::OnBack(wxCommandEvent& WXUNUSED(event))
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{
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if (!html -> HistoryBack()) wxMessageBox(_("You reached prehistory era!"));
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}
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void MyFrame::OnForward(wxCommandEvent& WXUNUSED(event))
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{
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if (!html -> HistoryForward()) wxMessageBox(_("No more items in history!"));
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}
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