8520f1374c
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28310 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
186 lines
5.8 KiB
C++
186 lines
5.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: test.cpp
|
|
// Purpose: wxHtml testing example
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#if defined(__GNUG__) && !defined(__APPLE__)
|
|
#pragma implementation "test.cpp"
|
|
#pragma interface "test.cpp"
|
|
#endif
|
|
|
|
// For compilers that support precompilation, includes "wx/wx.h".
|
|
#include "wx/wxprec.h"
|
|
|
|
#ifdef __BORLANDC__
|
|
#pragma hdrstop
|
|
#endif
|
|
|
|
// for all others, include the necessary headers (this file is usually all you
|
|
// need because it includes almost all "standard" wxWidgets headers
|
|
#ifndef WX_PRECOMP
|
|
#include "wx/wx.h"
|
|
#endif
|
|
|
|
#include "wx/image.h"
|
|
#include "wx/html/htmlwin.h"
|
|
#include "wx/fs_zip.h"
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// private classes
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Define a new application type, each program should derive a class from wxApp
|
|
class MyApp : public wxApp
|
|
{
|
|
public:
|
|
// override base class virtuals
|
|
// ----------------------------
|
|
|
|
// this one is called on application startup and is a good place for the app
|
|
// initialization (doing it here and not in the ctor allows to have an error
|
|
// return: if OnInit() returns false, the application terminates)
|
|
virtual bool OnInit();
|
|
};
|
|
|
|
// Define a new frame type: this is going to be our main frame
|
|
class MyFrame : public wxFrame
|
|
{
|
|
public:
|
|
// ctor(s)
|
|
MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
|
|
|
|
// event handlers (these functions should _not_ be virtual)
|
|
void OnQuit(wxCommandEvent& event);
|
|
void OnBack(wxCommandEvent& event);
|
|
void OnForward(wxCommandEvent& event);
|
|
|
|
private:
|
|
// any class wishing to process wxWidgets events must use this macro
|
|
DECLARE_EVENT_TABLE()
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// constants
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// IDs for the controls and the menu commands
|
|
enum
|
|
{
|
|
// menu items
|
|
Minimal_Quit = 1,
|
|
Minimal_Back,
|
|
Minimal_Forward
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// event tables and other macros for wxWidgets
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// the event tables connect the wxWidgets events with the functions (event
|
|
// handlers) which process them. It can be also done at run-time, but for the
|
|
// simple menu events like this the static method is much simpler.
|
|
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
|
|
EVT_MENU(Minimal_Quit, MyFrame::OnQuit)
|
|
EVT_MENU(Minimal_Back, MyFrame::OnBack)
|
|
EVT_MENU(Minimal_Forward, MyFrame::OnForward)
|
|
END_EVENT_TABLE()
|
|
|
|
// Create a new application object: this macro will allow wxWidgets to create
|
|
// the application object during program execution (it's better than using a
|
|
// static object for many reasons) and also declares the accessor function
|
|
// wxGetApp() which will return the reference of the right type (i.e. MyApp and
|
|
// not wxApp)
|
|
IMPLEMENT_APP(MyApp)
|
|
|
|
// ============================================================================
|
|
// implementation
|
|
// ============================================================================
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// the application class
|
|
// ----------------------------------------------------------------------------
|
|
// `Main program' equivalent: the program execution "starts" here
|
|
bool MyApp::OnInit()
|
|
{
|
|
#if wxUSE_LIBPNG
|
|
wxImage::AddHandler(new wxPNGHandler);
|
|
#endif
|
|
#if wxUSE_LIBJPEG
|
|
wxImage::AddHandler(new wxJPEGHandler);
|
|
#endif
|
|
|
|
wxFileSystem::AddHandler(new wxZipFSHandler);
|
|
|
|
// Create the main application window
|
|
MyFrame *frame = new MyFrame(_("wxHtmlWindow testing application"),
|
|
wxDefaultPosition, wxSize(640, 480) );
|
|
|
|
// Show it and tell the application that it's our main window
|
|
// @@@ what does it do exactly, in fact? is it necessary here?
|
|
frame->Show(true);
|
|
SetTopWindow(frame);
|
|
|
|
// success: wxApp::OnRun() will be called which will enter the main message
|
|
// loop and the application will run. If we returned false here, the
|
|
// application would exit immediately.
|
|
|
|
return true;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// main frame
|
|
// ----------------------------------------------------------------------------
|
|
|
|
wxHtmlWindow *html;
|
|
|
|
// frame constructor
|
|
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
|
|
: wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size)
|
|
{
|
|
// create a menu bar
|
|
wxMenu *menuFile = new wxMenu;
|
|
wxMenu *menuNav = new wxMenu;
|
|
|
|
menuFile->Append(Minimal_Quit, _("E&xit"));
|
|
menuNav->Append(Minimal_Back, _("Go &BACK"));
|
|
menuNav->Append(Minimal_Forward, _("Go &FORWARD"));
|
|
|
|
// now append the freshly created menu to the menu bar...
|
|
wxMenuBar *menuBar = new wxMenuBar;
|
|
menuBar->Append(menuFile, _("&File"));
|
|
menuBar->Append(menuNav, _("&Navigate"));
|
|
|
|
// ... and attach this menu bar to the frame
|
|
SetMenuBar(menuBar);
|
|
|
|
#if wxUSE_STATUSBAR
|
|
CreateStatusBar(1);
|
|
#endif // wxUSE_STATUSBAR
|
|
|
|
html = new wxHtmlWindow(this);
|
|
html -> SetRelatedFrame(this, _("HTML : %s"));
|
|
#if wxUSE_STATUSBAR
|
|
html -> SetRelatedStatusBar(0);
|
|
#endif // wxUSE_STATUSBAR
|
|
html -> LoadPage(wxT("start.htm"));
|
|
}
|
|
|
|
|
|
// event handlers
|
|
|
|
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
// true is to force the frame to close
|
|
Close(true);
|
|
}
|
|
|
|
void MyFrame::OnBack(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
if (!html -> HistoryBack()) wxMessageBox(_("You reached prehistory era!"));
|
|
}
|
|
|
|
void MyFrame::OnForward(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
if (!html -> HistoryForward()) wxMessageBox(_("No more items in history!"));
|
|
}
|