small sample cleanup (formatting, use stock menu items)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41135 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2006-09-10 17:07:10 +00:00
parent 98ebf9194b
commit 140316c278

View File

@@ -27,50 +27,33 @@
// Define a new application type, each program should derive a class from wxApp
class MyApp : public wxApp
{
public:
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();
};
virtual bool OnInit();
};
// Define a new frame type: this is going to be our main frame
class MyFrame : public wxFrame
{
public:
class MyFrame : public wxFrame
{
public:
// ctor(s)
MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
MyFrame(const wxString& title);
// event handlers (these functions should _not_ be virtual)
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
private:
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_About,
Minimal_Back,
Minimal_Forward,
// controls start here (the numbers are, of course, arbitrary)
Minimal_Text = 1000
};
};
// ----------------------------------------------------------------------------
// event tables and other macros for wxWidgets
@@ -79,105 +62,101 @@
// 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_About, MyFrame::OnAbout)
END_EVENT_TABLE()
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(wxID_ABOUT, MyFrame::OnAbout)
EVT_MENU(wxID_EXIT, MyFrame::OnQuit)
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)
// 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
// ============================================================================
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// the application class
// ----------------------------------------------------------------------------
// `Main program' equivalent: the program execution "starts" here
bool MyApp::OnInit()
{
// ----------------------------------------------------------------------------
// the application class
// ----------------------------------------------------------------------------
// `Main program' equivalent: the program execution "starts" here
bool MyApp::OnInit()
{
// we use a PNG image in our HTML page
wxImage::AddHandler(new wxPNGHandler);
// Create the main application window
MyFrame *frame = new MyFrame(_("wxHtmlWindow testing application"),
wxDefaultPosition, wxDefaultSize);
// 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);
// create and show the main application window
MyFrame *frame = new MyFrame(_("wxHtmlWindow testing application"));
frame->Show();
// 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;
}
return true;
}
// ----------------------------------------------------------------------------
// main frame
// ----------------------------------------------------------------------------
// frame constructor
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
: wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size)
{
MyFrame::MyFrame(const wxString& title)
: wxFrame((wxFrame *)NULL, wxID_ANY, title)
{
// create a menu bar
wxMenu *menuFile = new wxMenu;
wxMenu *menuFile = new wxMenu;
menuFile->Append(Minimal_About, _("&About"));
menuFile->Append(Minimal_Quit, _("E&xit"));
menuFile->Append(wxID_ABOUT);
menuFile->Append(wxID_EXIT);
// now append the freshly created menu to the menu bar...
wxMenuBar *menuBar = new wxMenuBar;
menuBar->Append(menuFile, _("&File"));
wxMenuBar *menuBar = new wxMenuBar;
menuBar->Append(menuFile, _("&File"));
// ... and attach this menu bar to the frame
SetMenuBar(menuBar);
}
SetMenuBar(menuBar);
}
// event handlers
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
// true is to force the frame to close
Close(true);
}
Close(true);
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxBoxSizer *topsizer;
wxHtmlWindow *html;
wxDialog dlg(this, wxID_ANY, wxString(_("About")));
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxBoxSizer *topsizer;
wxHtmlWindow *html;
wxDialog dlg(this, wxID_ANY, wxString(_("About")));
topsizer = new wxBoxSizer(wxVERTICAL);
topsizer = new wxBoxSizer(wxVERTICAL);
html = new wxHtmlWindow(&dlg, wxID_ANY, wxDefaultPosition, wxSize(380, 160), wxHW_SCROLLBAR_NEVER);
html -> SetBorders(0);
html -> LoadPage(wxT("data/about.htm"));
html -> SetSize(html -> GetInternalRepresentation() -> GetWidth(),
html -> GetInternalRepresentation() -> GetHeight());
html = new wxHtmlWindow(&dlg, wxID_ANY, wxDefaultPosition, wxSize(380, 160), wxHW_SCROLLBAR_NEVER);
html -> SetBorders(0);
html -> LoadPage(wxT("data/about.htm"));
html -> SetSize(html -> GetInternalRepresentation() -> GetWidth(),
html -> GetInternalRepresentation() -> GetHeight());
topsizer -> Add(html, 1, wxALL, 10);
topsizer -> Add(html, 1, wxALL, 10);
#if wxUSE_STATLINE
topsizer -> Add(new wxStaticLine(&dlg, wxID_ANY), 0, wxEXPAND | wxLEFT | wxRIGHT, 10);
topsizer -> Add(new wxStaticLine(&dlg, wxID_ANY), 0, wxEXPAND | wxLEFT | wxRIGHT, 10);
#endif // wxUSE_STATLINE
wxButton *bu1 = new wxButton(&dlg, wxID_OK, _("OK"));
bu1 -> SetDefault();
wxButton *bu1 = new wxButton(&dlg, wxID_OK, _("OK"));
bu1 -> SetDefault();
topsizer -> Add(bu1, 0, wxALL | wxALIGN_RIGHT, 15);
topsizer -> Add(bu1, 0, wxALL | wxALIGN_RIGHT, 15);
dlg.SetSizer(topsizer);
topsizer -> Fit(&dlg);
dlg.SetSizer(topsizer);
topsizer -> Fit(&dlg);
dlg.ShowModal();
}
dlg.ShowModal();
}