1987af7e9f
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4300 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
483 lines
14 KiB
C++
483 lines
14 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: samples/menu.cpp
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// Purpose: wxMenu/wxMenuBar sample
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 01.11.99
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// RCS-ID: $Id$
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// Copyright: (c) 1999 Vadim Zeitlin
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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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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#ifndef WX_PRECOMP
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#include <wx/wx.h>
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#include <wx/log.h>
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#endif
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// ----------------------------------------------------------------------------
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// classes
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// ----------------------------------------------------------------------------
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// Define a new application
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class MyApp: public wxApp
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{
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public:
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bool OnInit();
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};
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// Define a new frame
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class MyFrame: public wxFrame
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{
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public:
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MyFrame();
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virtual ~MyFrame() { delete m_menu; }
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void OnQuit(wxCommandEvent& event);
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void OnAbout(wxCommandEvent& event);
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void OnDummy(wxCommandEvent& event);
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void OnAppendMenuItem(wxCommandEvent& event);
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void OnAppendSubMenu(wxCommandEvent& event);
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void OnDeleteMenuItem(wxCommandEvent& event);
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void OnInsertMenuItem(wxCommandEvent& event);
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void OnCheckMenuItem(wxCommandEvent& event);
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void OnEnableMenuItem(wxCommandEvent& event);
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void OnGetLabelMenuItem(wxCommandEvent& event);
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void OnSetLabelMenuItem(wxCommandEvent& event);
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void OnAppendMenu(wxCommandEvent& event);
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void OnDeleteMenu(wxCommandEvent& event);
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void OnToggleMenu(wxCommandEvent& event);
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void OnEnableMenu(wxCommandEvent& event);
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void OnGetLabelMenu(wxCommandEvent& event);
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void OnSetLabelMenu(wxCommandEvent& event);
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void OnRightDown(wxMouseEvent& event);
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void OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event);
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private:
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wxMenu *CreateDummyMenu();
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wxMenuItem *GetLastMenuItem() const;
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wxMenu *m_menu;
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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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enum
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{
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Menu_File_Quit = 100,
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Menu_MenuBar_Toggle = 200,
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Menu_MenuBar_Append,
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Menu_MenuBar_Delete,
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Menu_MenuBar_Enable,
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Menu_MenuBar_GetLabel,
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Menu_MenuBar_SetLabel,
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Menu_Menu_Append = 300,
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Menu_Menu_AppendSub,
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Menu_Menu_Insert,
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Menu_Menu_Delete,
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Menu_Menu_Enable,
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Menu_Menu_Check,
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Menu_Menu_GetLabel,
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Menu_Menu_SetLabel,
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Menu_Dummy_First = 400,
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Menu_Dummy_Second,
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Menu_Dummy_Third,
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Menu_Dummy_Fourth,
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Menu_Dummy_Last,
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Menu_Help_About = 1000,
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Menu_Popup_ToBeDeleted = 2000,
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Menu_Popup_ToBeGreyed,
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Menu_Popup_ToBeChecked,
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Menu_Popup_Submenu,
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Menu_Max
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};
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// ----------------------------------------------------------------------------
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// event tables
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// ----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(MyFrame, wxFrame)
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EVT_MENU(Menu_File_Quit, MyFrame::OnQuit)
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EVT_MENU(Menu_Help_About, MyFrame::OnAbout)
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EVT_MENU(Menu_MenuBar_Toggle, MyFrame::OnToggleMenu)
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EVT_MENU(Menu_MenuBar_Append, MyFrame::OnAppendMenu)
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EVT_MENU(Menu_MenuBar_Delete, MyFrame::OnDeleteMenu)
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EVT_MENU(Menu_MenuBar_Enable, MyFrame::OnEnableMenu)
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EVT_MENU(Menu_MenuBar_GetLabel, MyFrame::OnGetLabelMenu)
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EVT_MENU(Menu_MenuBar_SetLabel, MyFrame::OnSetLabelMenu)
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EVT_MENU(Menu_Menu_Append, MyFrame::OnAppendMenuItem)
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EVT_MENU(Menu_Menu_AppendSub, MyFrame::OnAppendSubMenu)
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EVT_MENU(Menu_Menu_Insert, MyFrame::OnInsertMenuItem)
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EVT_MENU(Menu_Menu_Delete, MyFrame::OnDeleteMenuItem)
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EVT_MENU(Menu_Menu_Enable, MyFrame::OnEnableMenuItem)
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EVT_MENU(Menu_Menu_Check, MyFrame::OnCheckMenuItem)
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EVT_MENU(Menu_Menu_GetLabel, MyFrame::OnGetLabelMenuItem)
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EVT_MENU(Menu_Menu_SetLabel, MyFrame::OnSetLabelMenuItem)
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EVT_MENU_RANGE(Menu_Dummy_First, Menu_Dummy_Last, MyFrame::OnDummy)
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EVT_UPDATE_UI(Menu_Menu_Check, MyFrame::OnUpdateCheckMenuItemUI)
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EVT_RIGHT_DOWN(MyFrame::OnRightDown)
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END_EVENT_TABLE()
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// MyApp
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// ----------------------------------------------------------------------------
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IMPLEMENT_APP(MyApp)
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// The `main program' equivalent, creating the windows and returning the
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// main frame
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bool MyApp::OnInit()
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{
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// Create the main frame window
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MyFrame* frame = new MyFrame;
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frame->Show(TRUE);
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frame->SetStatusText("Hello, wxWindows");
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SetTopWindow(frame);
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return TRUE;
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}
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// ----------------------------------------------------------------------------
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// MyFrame
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// ----------------------------------------------------------------------------
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// Define my frame constructor
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MyFrame::MyFrame()
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: wxFrame((wxFrame *)NULL, -1, "wxWindows menu sample",
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wxDefaultPosition, wxSize(300, 200))
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{
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m_menu = NULL;
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CreateStatusBar();
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// create the menubar
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wxMenu *fileMenu = new wxMenu;
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fileMenu->Append(Menu_File_Quit, "E&xit\tAlt-X", "Quit toolbar sample" );
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wxMenu *menubarMenu = new wxMenu;
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menubarMenu->Append(Menu_MenuBar_Append, "&Append menu\tCtrl-A",
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"Append a menu to the menubar");
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menubarMenu->Append(Menu_MenuBar_Delete, "&Delete menu\tCtrl-D",
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"Delete the last menu from the menubar");
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menubarMenu->Append(Menu_MenuBar_Toggle, "&Toggle menu\tCtrl-T",
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"Toggle the first menu in the menubar", TRUE);
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menubarMenu->AppendSeparator();
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menubarMenu->Append(Menu_MenuBar_Enable, "&Enable menu\tCtrl-E",
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"Enable or disable the last menu", TRUE);
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menubarMenu->AppendSeparator();
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menubarMenu->Append(Menu_MenuBar_GetLabel, "&Get menu label\tCtrl-G",
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"Get the label of the last menu");
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menubarMenu->Append(Menu_MenuBar_SetLabel, "&Set menu label\tCtrl-S",
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"Change the label of the last menu");
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wxMenu *menuMenu = new wxMenu;
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menuMenu->Append(Menu_Menu_Append, "&Append menu item\tAlt-A",
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"Append a menu item to the last menu");
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menuMenu->Append(Menu_Menu_AppendSub, "&Append sub menu\tAlt-S",
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"Append a sub menu to the last menu");
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menuMenu->Append(Menu_Menu_Insert, "&Insert menu item\tAlt-I",
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"Insert a menu item in head of the last menu");
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menuMenu->Append(Menu_Menu_Delete, "&Delete menu item\tAlt-D",
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"Delete the last menu item from the last menu");
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menuMenu->AppendSeparator();
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menuMenu->Append(Menu_Menu_Enable, "&Enable menu item\tAlt-E",
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"Enable or disable the last menu item", TRUE);
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menuMenu->Append(Menu_Menu_Check, "&Check menu item\tAlt-C",
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"Check or uncheck the last menu item", TRUE);
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menuMenu->AppendSeparator();
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menuMenu->Append(Menu_Menu_GetLabel, "&Get menu item label\tAlt-G",
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"Get the label of the last menu item");
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menuMenu->Append(Menu_Menu_SetLabel, "&Set menu item label\tAlt-S",
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"Change the label of the last menu item");
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wxMenu *helpMenu = new wxMenu;
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helpMenu->Append(Menu_Help_About, "&About\tF1", "About menu sample");
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wxMenuBar* menuBar = new wxMenuBar( wxMB_DOCKABLE );
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menuBar->Append(fileMenu, "&File");
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menuBar->Append(menubarMenu, "Menu&bar");
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menuBar->Append(menuMenu, "&Menu");
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menuBar->Append(helpMenu, "&Help");
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// these items should be initially checked
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menuBar->Check(Menu_MenuBar_Toggle, TRUE);
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menuBar->Check(Menu_MenuBar_Enable, TRUE);
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menuBar->Check(Menu_Menu_Enable, TRUE);
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menuBar->Check(Menu_Menu_Check, FALSE);
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// associate the menu bar with the frame
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SetMenuBar(menuBar);
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}
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wxMenu *MyFrame::CreateDummyMenu()
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{
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wxMenu *menu = new wxMenu;
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menu->Append(Menu_Dummy_First, "First item\tCtrl-F1");
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menu->AppendSeparator();
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menu->Append(Menu_Dummy_Second, "Second item\tCtrl-F2", "", TRUE);
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return menu;
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}
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wxMenuItem *MyFrame::GetLastMenuItem() const
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{
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wxMenuBar *menubar = GetMenuBar();
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wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
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wxMenuItemList::Node *node = menu->GetMenuItems().GetLast();
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if ( !node )
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{
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wxLogWarning("No last item in the last menu!");
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return NULL;
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}
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else
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{
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return node->GetData();
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}
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}
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void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
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{
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Close(TRUE);
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}
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void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
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{
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(void)wxMessageBox("wxWindows toolbar sample",
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"About wxWindows menu sample",
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wxICON_INFORMATION);
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}
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void MyFrame::OnDeleteMenu(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *mbar = GetMenuBar();
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size_t count = mbar->GetMenuCount();
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if ( count == 2 )
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{
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// don't let delete the first 2 menus
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wxLogError("Can't delete any more menus");
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}
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else
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{
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delete mbar->Remove(count - 1);
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}
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}
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void MyFrame::OnAppendMenu(wxCommandEvent& WXUNUSED(event))
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{
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static int s_count = 0;
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wxString title;
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title.Printf("Dummy menu &%d", ++s_count);
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GetMenuBar()->Append(CreateDummyMenu(), title);
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}
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void MyFrame::OnToggleMenu(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *mbar = GetMenuBar();
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if ( !m_menu )
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{
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// hide the menu
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m_menu = mbar->Remove(0);
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}
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else
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{
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// restore it
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mbar->Insert(0, m_menu, "&File");
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m_menu = NULL;
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}
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}
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void MyFrame::OnEnableMenu(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *mbar = GetMenuBar();
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size_t count = mbar->GetMenuCount();
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static bool s_enabled = TRUE;
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s_enabled = !s_enabled;
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mbar->EnableTop(count - 1, s_enabled);
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}
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void MyFrame::OnGetLabelMenu(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *mbar = GetMenuBar();
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size_t count = mbar->GetMenuCount();
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wxLogMessage("The label of the last menu item is '%s'",
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mbar->GetLabelTop(count - 1).c_str());
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}
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void MyFrame::OnSetLabelMenu(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *mbar = GetMenuBar();
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size_t count = mbar->GetMenuCount();
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mbar->SetLabelTop(count - 1, "Dummy label &0");
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}
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void MyFrame::OnDummy(wxCommandEvent& event)
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{
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wxString s;
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s.Printf("Dummy item #%d", event.GetId() - Menu_Dummy_First + 1);
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wxMessageBox(s, "Menu sample", wxICON_INFORMATION);
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}
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void MyFrame::OnAppendMenuItem(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *menubar = GetMenuBar();
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wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
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menu->AppendSeparator();
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menu->Append(Menu_Dummy_Third, "Third dummy item\tCtrl-F3",
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"Checkable item", TRUE);
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}
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void MyFrame::OnAppendSubMenu(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *menubar = GetMenuBar();
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wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
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menu->Append(Menu_Dummy_Last, "Dummy sub menu\tCtrl-F12",
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CreateDummyMenu());
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}
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void MyFrame::OnDeleteMenuItem(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *menubar = GetMenuBar();
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wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
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size_t count = menu->GetMenuItemCount();
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if ( !count )
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{
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wxLogWarning("No items to delete!");
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}
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else
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{
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menu->Destroy(menu->GetMenuItems().Item(count - 1)->GetData());
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}
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}
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void MyFrame::OnInsertMenuItem(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuBar *menubar = GetMenuBar();
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wxMenu *menu = menubar->GetMenu(menubar->GetMenuCount() - 1);
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menu->Insert(0, wxMenuItem::New(menu, Menu_Dummy_Fourth,
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"Fourth dummy item\tCtrl-F4"));
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menu->Insert(1, wxMenuItem::New(menu, wxID_SEPARATOR, ""));
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}
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void MyFrame::OnEnableMenuItem(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuItem *item = GetLastMenuItem();
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if ( item )
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{
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item->Enable(!item->IsEnabled());
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}
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}
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void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuItem *item = GetLastMenuItem();
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item->Toggle();
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}
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void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event)
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{
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wxMenuItem *item = GetLastMenuItem();
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event.Enable(item && item->IsCheckable());
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}
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void MyFrame::OnGetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuItem *item = GetLastMenuItem();
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if ( item )
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{
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wxLogMessage("The label of the last menu item is '%s'",
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item->GetLabel().c_str());
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}
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}
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void MyFrame::OnSetLabelMenuItem(wxCommandEvent& WXUNUSED(event))
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{
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wxMenuItem *item = GetLastMenuItem();
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if ( item )
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{
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item->SetText("Dummy menu item text");
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}
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}
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void MyFrame::OnRightDown(wxMouseEvent &event )
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{
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wxMenu menu("Test popup");
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menu.Append(Menu_Help_About, "&About");
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menu.Append(Menu_Popup_Submenu, "Submenu", CreateDummyMenu());
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menu.Append(Menu_Popup_ToBeDeleted, "To be deleted");
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menu.Append(Menu_Popup_ToBeChecked, "To be checked", "", TRUE);
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menu.Append(Menu_Popup_ToBeGreyed, "To be greyed");
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menu.AppendSeparator();
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menu.Append(Menu_File_Quit, "E&xit");
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menu.Delete(Menu_Popup_ToBeDeleted);
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menu.Check(Menu_Popup_ToBeChecked, TRUE);
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menu.Enable(Menu_Popup_ToBeGreyed, FALSE);
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PopupMenu( &menu, event.GetX(), event.GetY() );
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}
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