#endif
#ifndef WX_PRECOMP
- #include <wx/wx.h>
-
+ #include <wx/app.h>
+ #include <wx/frame.h>
+ #include <wx/menu.h>
+ #include <wx/msgdlg.h>
#include <wx/log.h>
+ #include <wx/textctrl.h>
#endif
+#if !wxUSE_MENUS
+ // nice try...
+ #error "menu sample requires wxUSE_MENUS=1"
+#endif // wxUSE_MENUS
+
+#include "copy.xpm"
+
// ----------------------------------------------------------------------------
// classes
// ----------------------------------------------------------------------------
public:
MyFrame();
- virtual ~MyFrame() { delete m_menu; }
+ virtual ~MyFrame();
+
+ void LogMenuEvent(const wxCommandEvent& event);
+protected:
void OnQuit(wxCommandEvent& event);
+ void OnClearLog(wxCommandEvent& event);
+
void OnAbout(wxCommandEvent& event);
void OnDummy(wxCommandEvent& event);
void OnGetLabelMenu(wxCommandEvent& event);
void OnSetLabelMenu(wxCommandEvent& event);
- void OnRightDown(wxMouseEvent& event);
+ void OnRightUp(wxMouseEvent& event);
void OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event);
+ void OnSize(wxSizeEvent& event);
+
private:
wxMenu *CreateDummyMenu(wxString *title);
wxMenuItem *GetLastMenuItem() const;
- wxMenu *m_menu;
+ // the menu previously detached from the menubar (may be NULL)
+ wxMenu *m_menu;
+ // the count of dummy menus already created
size_t m_countDummy;
+ // the control used for logging
+ wxTextCtrl *m_textctrl;
+
+ // the previous log target
+ wxLog *m_logOld;
+
+ DECLARE_EVENT_TABLE()
+};
+
+// A small helper class which intercepts all menu events and logs them
+class MyEvtHandler : public wxEvtHandler
+{
+public:
+ MyEvtHandler(MyFrame *frame) { m_frame = frame; }
+
+ void OnMenuEvent(wxCommandEvent& event)
+ {
+ m_frame->LogMenuEvent(event);
+
+ event.Skip();
+ }
+
+private:
+ MyFrame *m_frame;
+
DECLARE_EVENT_TABLE()
};
enum
{
Menu_File_Quit = 100,
+ Menu_File_ClearLog,
Menu_MenuBar_Toggle = 200,
Menu_MenuBar_Append,
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
- EVT_MENU(Menu_File_Quit, MyFrame::OnQuit)
+ EVT_MENU(Menu_File_Quit, MyFrame::OnQuit)
+ EVT_MENU(Menu_File_ClearLog, MyFrame::OnClearLog)
EVT_MENU(Menu_Help_About, MyFrame::OnAbout)
EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI)
- EVT_RIGHT_DOWN(MyFrame::OnRightDown)
+ EVT_RIGHT_UP(MyFrame::OnRightUp)
+
+ EVT_SIZE(MyFrame::OnSize)
+END_EVENT_TABLE()
+
+BEGIN_EVENT_TABLE(MyEvtHandler, wxEvtHandler)
+ EVT_MENU(-1, MyEvtHandler::OnMenuEvent)
END_EVENT_TABLE()
// ============================================================================
frame->Show(TRUE);
- frame->SetStatusText("Hello, wxWindows");
+#if wxUSE_STATUSBAR
+ frame->SetStatusText("Welcome to wxWindows menu sample");
+#endif // wxUSE_STATUSBAR
SetTopWindow(frame);
{
m_menu = NULL;
m_countDummy = 0;
+ m_logOld = NULL;
+#if wxUSE_STATUSBAR
CreateStatusBar();
+#endif // wxUSE_STATUSBAR
// create the menubar
wxMenu *fileMenu = new wxMenu;
- fileMenu->Append(Menu_File_Quit, "E&xit\tAlt-X", "Quit toolbar sample" );
+
+ wxMenuItem *item = new wxMenuItem(fileMenu, Menu_File_ClearLog,
+ "Clear &log\tCtrl-L");
+ item->SetBitmap(copy_xpm);
+ fileMenu->Append(item);
+ fileMenu->AppendSeparator();
+ fileMenu->Append(Menu_File_Quit, "E&xit\tAlt-X", "Quit menu sample");
wxMenu *menubarMenu = new wxMenu;
menubarMenu->Append(Menu_MenuBar_Append, "&Append menu\tCtrl-A",
// associate the menu bar with the frame
SetMenuBar(menuBar);
+
+ // intercept all menu events and log them in this custom event handler
+ PushEventHandler(new MyEvtHandler(this));
+
+ // create the log text window
+ m_textctrl = new wxTextCtrl(this, -1, _T(""),
+ wxDefaultPosition, wxDefaultSize,
+ wxTE_MULTILINE);
+ m_textctrl->SetEditable(FALSE);
+ m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_textctrl));
+
+ wxLogMessage(_T("Brief explanations: the commands or the \"Menu\" menu\n")
+ _T("append/insert/delete items to/from the last menu.\n")
+ _T("The commands from \"Menubar\" menu work with the\n")
+ _T("menubar itself.\n")
+ _T("Right click the band below to test popup menus.\n"));
+}
+
+MyFrame::~MyFrame()
+{
+ delete m_menu;
+
+ // delete the event handler installed in ctor
+ PopEventHandler(TRUE);
+
+ // restore old logger
+ delete wxLog::SetActiveTarget(m_logOld);
}
wxMenu *MyFrame::CreateDummyMenu(wxString *title)
{
wxMenu *menu = new wxMenu;
- menu->Append(Menu_Dummy_First, "First item\tCtrl-F1");
+ menu->Append(Menu_Dummy_First, "&First item\tCtrl-F1");
menu->AppendSeparator();
- menu->Append(Menu_Dummy_Second, "Second item\tCtrl-F2", "", TRUE);
+ menu->Append(Menu_Dummy_Second, "&Second item\tCtrl-F2", "", TRUE);
if ( title )
{
}
}
+void MyFrame::LogMenuEvent(const wxCommandEvent& event)
+{
+ int id = event.GetId();
+ if ( !GetMenuBar()->FindItem(id) )
+ return;
+
+ wxString msg = wxString::Format("Menu command %d", id);
+ if ( GetMenuBar()->FindItem(id)->IsCheckable() )
+ {
+ msg += wxString::Format(" (the item is currently %schecked)",
+ event.IsChecked() ? "" : "not ");
+ }
+
+ wxLogMessage(msg);
+}
+
+// ----------------------------------------------------------------------------
+// menu callbacks
+// ----------------------------------------------------------------------------
+
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
Close(TRUE);
}
+void MyFrame::OnClearLog(wxCommandEvent& WXUNUSED(event))
+{
+ m_textctrl->Clear();
+}
+
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
- (void)wxMessageBox("wxWindows toolbar sample",
+ (void)wxMessageBox("wxWindows menu sample\n© 1999-2001 Vadim Zeitlin",
"About wxWindows menu sample",
wxICON_INFORMATION);
}
}
}
-void MyFrame::OnEnableMenu(wxCommandEvent& WXUNUSED(event))
+void MyFrame::OnEnableMenu(wxCommandEvent& event)
{
wxMenuBar *mbar = GetMenuBar();
size_t count = mbar->GetMenuCount();
- static bool s_enabled = TRUE;
-
- s_enabled = !s_enabled;
- mbar->EnableTop(count - 1, s_enabled);
+ mbar->EnableTop(count - 1, event.IsChecked());
}
void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event))
void MyFrame::OnDummy(wxCommandEvent& event)
{
- wxString s;
- s.Printf("Dummy item #%d", event.GetId() - Menu_Dummy_First + 1);
- wxMessageBox(s, "Menu sample", wxICON_INFORMATION);
+ wxLogMessage("Dummy item #%d", event.GetId() - Menu_Dummy_First + 1);
}
void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event))
wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
menu->AppendSeparator();
- menu->Append(Menu_Dummy_Third, "Third dummy item\tCtrl-F3",
+ menu->Append(Menu_Dummy_Third, "&Third dummy item\tCtrl-F3",
"Checkable item", TRUE);
}
void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event))
{
wxMenuBar *menubar = GetMenuBar();
-
+
wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
-
- menu->Append(Menu_Dummy_Last, "Dummy sub menu\tCtrl-F2",
- CreateDummyMenu(NULL));
+
+ menu->Append(Menu_Dummy_Last, "&Dummy sub menu",
+ CreateDummyMenu(NULL), "Dummy sub menu help");
}
void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event))
void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event)
{
+ wxLogNull nolog;
+
wxMenuItem *item = GetLastMenuItem();
event.Enable(item && item->IsCheckable());
msg << "The item is " << (item->IsEnabled() ? "enabled"
: "disabled")
<< '\n';
-
+
if ( item->IsCheckable() )
{
msg << "It is checkable and " << (item->IsChecked() ? "" : "un")
}
}
-void MyFrame::OnRightDown(wxMouseEvent &event )
+void MyFrame::OnRightUp(wxMouseEvent &event)
{
wxMenu menu("Test popup");
menu.Append(Menu_Help_About, "&About");
- menu.Append(Menu_Popup_Submenu, "Submenu", CreateDummyMenu(NULL));
- menu.Append(Menu_Popup_ToBeDeleted, "To be deleted");
- menu.Append(Menu_Popup_ToBeChecked, "To be checked", "", TRUE);
- menu.Append(Menu_Popup_ToBeGreyed, "To be greyed");
+ menu.Append(Menu_Popup_Submenu, "&Submenu", CreateDummyMenu(NULL));
+ menu.Append(Menu_Popup_ToBeDeleted, "To be &deleted");
+ menu.Append(Menu_Popup_ToBeChecked, "To be &checked", "", TRUE);
+ menu.Append(Menu_Popup_ToBeGreyed, "To be &greyed");
menu.AppendSeparator();
menu.Append(Menu_File_Quit, "E&xit");
- //menu.Delete(Menu_Popup_ToBeDeleted);
+ menu.Delete(Menu_Popup_ToBeDeleted);
menu.Check(Menu_Popup_ToBeChecked, TRUE);
menu.Enable(Menu_Popup_ToBeGreyed, FALSE);
+ PopupMenu(&menu, event.GetX(), event.GetY());
+
+ // test for destroying items in popup menus
+#if 0 // doesn't work in wxGTK!
+ menu.Destroy(Menu_Popup_Submenu);
+
PopupMenu( &menu, event.GetX(), event.GetY() );
+#endif // 0
+}
+
+void MyFrame::OnSize(wxSizeEvent& event)
+{
+ // leave a band below for popup menu testing
+ wxSize size = GetClientSize();
+ m_textctrl->SetSize(0, 0, size.x, (3*size.y)/4);
+
+ // this is really ugly but we have to do it as we can't just call
+ // event.Skip() because wxFrameBase would make the text control fill the
+ // entire frame then
+#ifdef __WXUNIVERSAL__
+ PositionMenuBar();
+#endif // __WXUNIVERSAL__
}
+
projects / wxWidgets.git / blobdiff