Menu won't check-uncheck!
This is a piece of code that I did long time ago which allows toolbars
and status bars for dialog bassed applications.
Ken
##################begin###################
//#define MYTITLE {dlgwnd.cpp}
/******************************************************************************
MODULE : dlgwnd.cpp
Version : 2.0
Description : The base class for the main window. This class is
derived from CDialog and is intended to be used as
a main window in an application using a dialog
as it's main window.
******************************************************************************/
#include "stdafx.h"
#include "dlgwnd.h"
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
#define new DEBUG_NEW
/////////////////////////////////////////////////////////////////////////////
// Message Map -- CDialogWinApp
BEGIN_MESSAGE_MAP(CDialogWinApp, CDialog)
//{{AFX_MSG_MAP(CDialogWinApp)
#if defined (_STATBAR) || defined (_ALLOPTIONS)
ON_COMMAND(ID_VIEW_STATUS_BAR, OnViewStatusBar)
ON_UPDATE_COMMAND_UI(ID_VIEW_STATUS_BAR, OnUpdateViewStatusBar)
ON_WM_ENTERIDLE()
ON_MESSAGE(WM_SETMESSAGESTRING, OnSetMessageString)
ON_WM_MENUSELECT()
// turning on and off standard mode indicators
ON_UPDATE_COMMAND_UI(ID_INDICATOR_CAPS, OnUpdateKeyIndicator)
ON_UPDATE_COMMAND_UI(ID_INDICATOR_NUM, OnUpdateKeyIndicator)
ON_UPDATE_COMMAND_UI(ID_INDICATOR_SCRL, OnUpdateKeyIndicator)
#endif //_STATBAR
#if defined (_TOOLBAR) || defined (_ALLOPTIONS)
ON_COMMAND(ID_VIEW_TOOLBAR, OnViewToolbar)
ON_UPDATE_COMMAND_UI(ID_VIEW_TOOLBAR, OnUpdateViewToolbar)
#endif //_TOOLBAR
#if defined (_CTL3D) || defined (_ALLOPTIONS)
ON_WM_SYSCOLORCHANGE()
#endif //_CTL3D
ON_WM_INITMENUPOPUP()
#if defined (_HELP) || defined (_ALLOPTIONS)
ON_MESSAGE(WM_COMMANDHELP, OnCommandHelp)
ON_WM_DESTROY()
#endif //_HELP
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::CDialogWinApp
// This is the constructor for the CDialogWinApp class.
CDialogWinApp::CDialogWinApp()
{
#if defined (_STATBAR) || defined (_ALLOPTIONS)
m_nIDTracking = 0;
m_nIDLastMessage = 0;
m_lpaIDStatusBar = NULL;
m_cIDStatusBar = 0;
#endif //_STATBAR
#if defined (_TOOLBAR) || defined (_ALLOPTIONS)
m_lpaIDToolBar = NULL;
m_cIDToolBar = 0;
m_nIDBitmap = 0;
#endif //_TOOLBAR
Quote:
}
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::Create
// Create actually creates the modeless dialog.
#if defined (_STATBAR) || defined (_ALLOPTIONS)
// Statusbar information is saved for processesing during
CDialogWinApp::OnInitDialog.
#endif //_STATBAR
#if defined (_TOOLBAR) || defined (_ALLOPTIONS)
// Toolbar information is saved for processesing during
CDialogWinApp::OnInitDialog.
#endif //_TOOLBAR
BOOL CDialogWinApp::Create(UINT nIDTemplate
#if defined (_STATBAR) || defined (_ALLOPTIONS)
, UINT FAR *lpaIDStatus, int cIDStatus
#endif //_STATBAR
#if defined (_TOOLBAR) || defined (_ALLOPTIONS)
, UINT FAR *lpaIDToolbar, int cIDToolbar, UINT nIDBitmap
#endif //_TOOLBAR
, CWnd *pParent)
{
#if defined (_STATBAR) || defined (_ALLOPTIONS)
m_lpaIDStatusBar = lpaIDStatus;
m_cIDStatusBar = cIDStatus;
#endif //_STATBAR
#if defined (_TOOLBAR) || defined (_ALLOPTIONS)
m_lpaIDToolBar = lpaIDToolbar;
m_cIDToolBar = cIDToolbar;
m_nIDBitmap = nIDBitmap;
#endif //_TOOLBAR
return CDialog::Create(nIDTemplate, pParent);
Quote:
}
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::OnOK
// Overload this function so the main window gets destroyed when the
// user presses <ENTER>
void CDialogWinApp::OnOK()
{
CDialog::OnOK(); // Call baseclass so usercode gets called properly
DestroyWindow();
PostQuitMessage(0);
Quote:
}
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::OnCancel
// Overload this function so the main window gets destroyed when the
// user presses <ESCAPE>
void CDialogWinApp::OnCancel()
{
CDialog::OnCancel(); // Call baseclass so usercode gets called properly
DestroyWindow();
PostQuitMessage(0);
Quote:
}
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::PostNcDestroy
void CDialogWinApp::PostNcDestroy()
{
delete this;
Quote:
}
#if defined (_HELP) || defined (_ALLOPTIONS)
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp support for context sensitive help. This code is based
// on CFrameWnd::IsTracking and CFrameWnd::OnCommandHelp.
BOOL CDialogWinApp::IsTracking() const
{
return m_nIDTracking != 0 &&
m_nIDTracking != AFX_IDS_HELPMODEMESSAGE &&
m_nIDTracking != AFX_IDS_IDLEMESSAGE;
Quote:
}
LRESULT CDialogWinApp::OnCommandHelp(WPARAM, LPARAM lParam)
{
if (lParam == 0)
{
if (IsTracking())
lParam = HID_BASE_COMMAND + m_nIDTracking;
else
lParam = HID_BASE_RESOURCE + m_nIDHelp;
}
if (lParam != 0)
{
AfxGetApp()->WinHelp(lParam);
return TRUE;
}
return FALSE;
Quote:
}
void CDialogWinApp::OnDestroy()
{
// If the main window is closing, tell WinHelp to close as well
if (AfxGetApp()->m_pMainWnd == this)
::WinHelp(m_hWnd, NULL, HELP_QUIT, 0L);
CDialog::OnDestroy();
Quote:
}
#endif //_HELP
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::OnInitDialog
// OnInitDialog centers the dialog on the screen
#if defined (_STATBAR) || defined (_ALLOPTIONS)
// Creates the status bar
#endif //_STATBAR
#if defined (_TOOLBAR) || defined (_ALLOPTIONS)
// Creates the tool bar
#endif //_TOOLBAR
BOOL CDialogWinApp::OnInitDialog()
{
CDialog::OnInitDialog();
#if defined (_CTL3D) || defined (_ALLOPTIONS)
Ctl3dSubclassDlgEx(m_hWnd, CTL3D_ALL); // 3D controls for the main
window
#endif
CenterWindow();
#if defined (_STATBAR) || defined (_ALLOPTIONS)
// Create status bar at bottom of window
if (m_wndStatusBar.Create(this))
{
RepositionBars(0, 0xFFFF, 0);
m_wndStatusBar.SetIndicators(m_lpaIDStatusBar, m_cIDStatusBar);
OnSetMessageString(AFX_IDS_IDLEMESSAGE);
}
#endif //_STATBAR
#if defined (_TOOLBAR) || defined (_ALLOPTIONS)
// Create toolbar at top of window
if (m_wndToolBar.Create(this) &&
m_wndToolBar.LoadBitmap(m_nIDBitmap) &&
m_wndToolBar.SetButtons(m_lpaIDToolBar, m_cIDToolBar))
{
RepositionBars(0, 0xFFFF, 0);
}
#endif
return TRUE;
Quote:
}
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::OnInitMenuPopup
// OnInitMenuPopup updates the state of items on a popup menu. This
// code is based on CFrameWnd::OnInitMenuPopup.
void CDialogWinApp::OnInitMenuPopup(CMenu *pMenu, UINT, BOOL bSysMenu)
{
if (!bSysMenu)
{
ASSERT(pMenu != NULL);
// check the enabled state of various menu items
CCmdUI state;
state.m_pMenu = pMenu;
ASSERT(state.m_pOther == NULL);
state.m_nIndexMax = pMenu->GetMenuItemCount();
for (state.m_nIndex = 0; state.m_nIndex < state.m_nIndexMax;
state.m_nIndex++)
{
state.m_nID = pMenu->GetMenuItemID(state.m_nIndex);
if (state.m_nID == 0)
continue; // menu separator or invalid cmd - ignore it
ASSERT(state.m_pOther == NULL);
ASSERT(state.m_pMenu != NULL);
if (state.m_nID == (UINT)-1)
{
// possibly a popup menu, route to first item of that popup
state.m_pSubMenu = pMenu->GetSubMenu(state.m_nIndex);
if (state.m_pSubMenu == NULL ||
(state.m_nID = state.m_pSubMenu->GetMenuItemID(0)) == 0 ||
state.m_nID == (UINT)-1)
{
continue; // first item of popup can't be routed
to
}
state.DoUpdate(this, FALSE); // popups are never auto disabled
}
else
{
// normal menu item
// Auto enable/disable if command is _not_ a system command.
state.m_pSubMenu = NULL;
state.DoUpdate(this, state.m_nID < 0xF000);
}
}
}
Quote:
}
#if defined (_STATBAR) || defined (_ALLOPTIONS)
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::OnViewStatusBar
// OnViewStatusBar toggles the state of the status bar when the
// corresponding View option is selected from the menu.
void CDialogWinApp::OnViewStatusBar()
{
m_wndStatusBar.ShowWindow(m_wndStatusBar.IsWindowVisible() ? SW_HIDE :
SW_SHOWNA);
Quote:
}
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::OnUpdateViewStatusBar
// OnUpdateViewStatusBar checks or unchecks the View Status Bar option
// on the dialog's menu, depending on whether or not the status bar
// is visible.
void CDialogWinApp::OnUpdateViewStatusBar(CCmdUI* pCmdUI)
{
ASSERT(pCmdUI->m_nID == ID_VIEW_STATUS_BAR);
pCmdUI->SetCheck(m_wndStatusBar.IsWindowVisible());
Quote:
}
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::OnEnterIdle
// OnEnterIdle updates the status bar when there is nothing better
// to do. This code is based on CFrameWnd::OnEnterIdle.
void CDialogWinApp::OnEnterIdle(UINT nWhy, CWnd * /*pWho*/)
{
if (nWhy != MSGF_MENU || m_nIDTracking == m_nIDLastMessage)
return;
OnSetMessageString(m_nIDTracking);
ASSERT(m_nIDTracking == m_nIDLastMessage);
Quote:
}
/////////////////////////////////////////////////////////////////////////////
// CDialogWinApp::OnMenuSelect
// OnMenuSelect updates the status bar message, based on the state
// of the dialog menu. This code is based on CFrameWnd::OnMenuSelect.
void CDialogWinApp::OnMenuSelect(UINT nItemID, UINT nFlags, HMENU
/*hSysMenu*/)
{
// set the tracking state
if (nFlags == 0xFFFF)
{
// cancel menu operation (go back to idle now)
m_nIDTracking = AFX_IDS_IDLEMESSAGE;
OnSetMessageString(m_nIDTracking); // set string now
ASSERT(m_nIDTracking == m_nIDLastMessage);
}
else if (nItemID == 0 || nFlags &
(MF_SEPARATOR|MF_POPUP|MF_MENUBREAK|MF_MENUBARBREAK))
{
// nothing should be displayed
m_nIDTracking = 0;
}
else if (nItemID >= 0xF000 && nItemID < 0xF1F0)
{
//
...
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