Typo fix

[wxWidgets.git] / src / msw / menuitem.cpp

diff --git a/src/msw/menuitem.cpp b/src/msw/menuitem.cpp
index f7822a730f66148b9ed004bfb9e26bb9eefc46f0..6e450bc97391806cd45b682bc7703ce827cb39f1 100644 (file)
--- a/src/msw/menuitem.cpp
+++ b/src/msw/menuitem.cpp
@@ -2,32 +2,67 @@
 // Name:        menuitem.cpp
 // Purpose:     wxMenuItem implementation
 // Author:      Vadim Zeitlin
 // Name:        menuitem.cpp
 // Purpose:     wxMenuItem implementation
 // Author:      Vadim Zeitlin

-// Modified by: 
+// Modified by:

 // Created:     11.11.97
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Licence:     wxWindows license
 ///////////////////////////////////////////////////////////////////////////////
 
 // Created:     11.11.97
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Licence:     wxWindows license
 ///////////////////////////////////////////////////////////////////////////////
 

-// ============================================================================
-// headers & declarations
-// ============================================================================
+// ===========================================================================
+// declarations
+// ===========================================================================
+
+// ---------------------------------------------------------------------------
+// headers
+// ---------------------------------------------------------------------------
+
+#ifdef __GNUG__
+    #pragma implementation "menuitem.h"
+#endif

 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #endif
 

+#if wxUSE_MENUS
+

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-#include "wx/menu.h"
+    #include "wx/font.h"
+    #include "wx/bitmap.h"
+    #include "wx/settings.h"
+    #include "wx/font.h"
+    #include "wx/window.h"
+    #include "wx/accel.h"
+    #include "wx/menu.h"
+    #include "wx/string.h"

 #endif
 
 #endif
 

-#include "wx/ownerdrw.h"

 #include "wx/menuitem.h"
 #include "wx/menuitem.h"

+#include "wx/log.h"

 
 

-#include <windows.h>
+#if wxUSE_ACCEL
+    #include "wx/accel.h"
+#endif // wxUSE_ACCEL
+
+#include "wx/msw/private.h"
+
+// ---------------------------------------------------------------------------
+// macro
+// ---------------------------------------------------------------------------
+
+// hide the ugly cast
+#define GetHMenuOf(menu)    ((HMENU)menu->GetHMenu())
+
+// conditional compilation
+#if wxUSE_OWNER_DRAWN
+    #define OWNER_DRAWN_ONLY( code ) if ( IsOwnerDrawn() ) code
+#else // !wxUSE_OWNER_DRAWN
+    #define OWNER_DRAWN_ONLY( code )
+#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN

 
 // ============================================================================
 // implementation
 
 // ============================================================================
 // implementation


@@ -37,14 +72,7 @@
 // dynamic classes implementation
 // ----------------------------------------------------------------------------
 
 // dynamic classes implementation
 // ----------------------------------------------------------------------------
 

-#if     !defined(USE_SHARED_LIBRARY) || !USE_SHARED_LIBRARY
-#if wxUSE_OWNER_DRAWN
-  IMPLEMENT_DYNAMIC_CLASS2(wxMenuItem, wxObject, wxOwnerDrawn)
-#else   //!USE_OWNER_DRAWN
-  IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
-#endif  //USE_OWNER_DRAWN
-
-#endif  //USE_SHARED_LIBRARY
+IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)

 
 // ----------------------------------------------------------------------------
 // wxMenuItem
 
 // ----------------------------------------------------------------------------
 // wxMenuItem


@@ -53,93 +81,290 @@
 // ctor & dtor
 // -----------
 
 // ctor & dtor
 // -----------
 

-wxMenuItem::wxMenuItem(wxMenu *pParentMenu, int id,
-                       const wxString& strName, const wxString& strHelp,
-                       bool bCheckable,
-                       wxMenu *pSubMenu) :
+wxMenuItem::wxMenuItem(wxMenu *pParentMenu,
+                       int id,
+                       const wxString& text,
+                       const wxString& strHelp,
+                       wxItemKind kind,
+                       wxMenu *pSubMenu)
+          : wxMenuItemBase(pParentMenu, id, text, strHelp, kind, pSubMenu)

 #if wxUSE_OWNER_DRAWN
 #if wxUSE_OWNER_DRAWN

-                        wxOwnerDrawn(strName, bCheckable),
-#else   //no owner drawn support
-                        m_bCheckable(bCheckable),
-                        m_strName(strName),
-#endif  //owner drawn
-                        m_strHelp(strHelp)
+            , wxOwnerDrawn(GetLabelFromText(text), kind == wxITEM_CHECK)
+#endif // owner drawn

 {
 {

-  wxASSERT( pParentMenu != NULL );
+    Init();
+}
+
+wxMenuItem::wxMenuItem(wxMenu *parentMenu,
+                       int id,
+                       const wxString& text,
+                       const wxString& help,
+                       bool isCheckable,
+                       wxMenu *subMenu)
+          : wxMenuItemBase(parentMenu, id, text, help,
+                           isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
+#if wxUSE_OWNER_DRAWN
+            , wxOwnerDrawn(GetLabelFromText(text), isCheckable)
+#endif // owner drawn
+{
+    Init();
+}
+
+void wxMenuItem::Init()
+{
+    m_radioGroup.start = -1;
+    m_isRadioGroupStart = FALSE;

 
 #if  wxUSE_OWNER_DRAWN
     // set default menu colors
 
 #if  wxUSE_OWNER_DRAWN
     // set default menu colors

-    #define SYS_COLOR(c) (wxSystemSettings::GetSystemColour(wxSYS_COLOUR_##c))
-    
+    #define SYS_COLOR(c) (wxSystemSettings::GetColour(wxSYS_COLOUR_##c))
+

     SetTextColour(SYS_COLOR(MENUTEXT));
     SetBackgroundColour(SYS_COLOR(MENU));
 
     SetTextColour(SYS_COLOR(MENUTEXT));
     SetBackgroundColour(SYS_COLOR(MENU));
 

+    #undef  SYS_COLOR
+

     // we don't want normal items be owner-drawn
     ResetOwnerDrawn();
 
     // we don't want normal items be owner-drawn
     ResetOwnerDrawn();
 

-    #undef  SYS_COLOR
-#endif
-
-  m_pParentMenu = pParentMenu;
-  m_pSubMenu    = pSubMenu;
-  m_idItem      = id;
-  m_bEnabled    = TRUE;
+    // tell the owner drawing code to to show the accel string as well
+    SetAccelString(m_text.AfterFirst(_T('\t')));
+#endif // wxUSE_OWNER_DRAWN

 }
 
 }
 

-wxMenuItem::~wxMenuItem() 
+wxMenuItem::~wxMenuItem()

 {
 }
 
 // misc
 // ----
 
 {
 }
 
 // misc
 // ----
 

-// delete the sub menu
-void wxMenuItem::DeleteSubMenu()
+// return the id for calling Win32 API functions
+int wxMenuItem::GetRealId() const
+{
+    return m_subMenu ? (int)m_subMenu->GetHMenu() : GetId();
+}
+
+// get item state
+// --------------
+
+bool wxMenuItem::IsChecked() const
+{
+    int flag = ::GetMenuState(GetHMenuOf(m_parentMenu), GetId(), MF_BYCOMMAND);
+
+    return (flag & MF_CHECKED) != 0;
+}
+
+/* static */
+wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
+{
+    return wxStripMenuCodes(text);
+}
+
+// radio group stuff
+// -----------------
+
+void wxMenuItem::SetAsRadioGroupStart()
+{
+    m_isRadioGroupStart = TRUE;
+}
+
+void wxMenuItem::SetRadioGroupStart(int start)
+{
+    wxASSERT_MSG( !m_isRadioGroupStart,
+                  _T("should only be called for the next radio items") );
+
+    m_radioGroup.start = start;
+}
+
+void wxMenuItem::SetRadioGroupEnd(int end)

 {
 {

-  wxASSERT( m_pSubMenu != NULL );
+    wxASSERT_MSG( m_isRadioGroupStart,
+                  _T("should only be called for the first radio item") );

 
 

-  delete m_pSubMenu;
-  m_pSubMenu = NULL;
+    m_radioGroup.end = end;

 }
 
 // change item state
 // -----------------
 
 }
 
 // change item state
 // -----------------
 

-void wxMenuItem::Enable(bool bDoEnable)
+void wxMenuItem::Enable(bool enable)

 {
 {

-  if ( m_bEnabled != bDoEnable ) {
-    if ( m_pSubMenu == NULL ) {     // normal menu item
-      EnableMenuItem((HMENU)m_pParentMenu->GetHMenu(), m_idItem, 
-                     MF_BYCOMMAND | (bDoEnable ? MF_ENABLED: MF_GRAYED));
+    if ( m_isEnabled == enable )
+        return;
+
+    long rc = EnableMenuItem(GetHMenuOf(m_parentMenu),
+                             GetRealId(),
+                             MF_BYCOMMAND |
+                             (enable ? MF_ENABLED : MF_GRAYED));
+
+    if ( rc == -1 ) {
+        wxLogLastError(wxT("EnableMenuItem"));
+    }
+
+    wxMenuItemBase::Enable(enable);
+}
+
+void wxMenuItem::Check(bool check)
+{
+    wxCHECK_RET( IsCheckable(), wxT("only checkable items may be checked") );
+
+    if ( m_isChecked == check )
+        return;
+
+    int flags = check ? MF_CHECKED : MF_UNCHECKED;
+    HMENU hmenu = GetHMenuOf(m_parentMenu);
+
+    if ( GetKind() == wxITEM_RADIO )
+    {
+        // it doesn't make sense to uncheck a radio item - what would this do?
+        if ( !check )
+            return;
+
+        // get the index of this item in the menu
+        const wxMenuItemList& items = m_parentMenu->GetMenuItems();
+        int pos = items.IndexOf(this);
+        wxCHECK_RET( pos != wxNOT_FOUND,
+                     _T("menuitem not found in the menu items list?") );
+
+        // get the radio group range
+        int start,
+            end;
+
+        if ( m_isRadioGroupStart )
+        {
+            // we already have all information we need
+            start = pos;
+            end = m_radioGroup.end;
+        }
+        else // next radio group item
+        {
+            // get the radio group end from the start item
+            start = m_radioGroup.start;
+            end = items.Item(start)->GetData()->m_radioGroup.end;
+        }
+
+#ifdef __WIN32__
+        // calling CheckMenuRadioItem() with such parameters hangs my system
+        // (NT4 SP6) and I suspect this could happen to the others as well - so
+        // don't do it!
+        wxCHECK_RET( start != -1 && end != -1,
+                     _T("invalid ::CheckMenuRadioItem() parameter(s)") );
+
+        if ( !::CheckMenuRadioItem(hmenu,
+                                   start,   // the first radio group item
+                                   end,     // the last one
+                                   pos,     // the one to check
+                                   MF_BYPOSITION) )
+        {
+            wxLogLastError(_T("CheckMenuRadioItem"));
+        }
+#endif // __WIN32__
+
+        // also uncheck all the other items in this radio group
+        wxMenuItemList::Node *node = items.Item(start);
+        for ( int n = start; n <= end && node; n++ )
+        {
+            if ( n != pos )
+            {
+                node->GetData()->m_isChecked = FALSE;
+            }
+
+            // we also have to do it in the menu for Win16 (under Win32
+            // CheckMenuRadioItem() does it for us)
+#ifndef __WIN32__
+            ::CheckMenuItem(hmenu, n, n == pos ? MF_CHECKED : MF_UNCHECKED);
+#endif // Win16
+
+            node = node->GetNext();
+        }

     }
     }

-    else                            // submenu
+    else // check item

     {
     {

-      wxMenu *father = m_pSubMenu->m_topLevelMenu ;
-      wxNode *node = father->m_menuItems.First() ;
-      int i = 0 ;
-      while (node) {
-        wxMenuItem *matched = (wxMenuItem*)node->Data();
-        if ( matched == this)
-          break;
-        i++;
-        node = node->Next();
-      }
-      EnableMenuItem((HMENU)father->m_savehMenu, i, 
-                     MF_BYPOSITION | (bDoEnable ? MF_ENABLED: MF_GRAYED));
+        if ( ::CheckMenuItem(hmenu,
+                             GetRealId(),
+                             MF_BYCOMMAND | flags) == (DWORD)-1 )
+        {
+            wxLogLastError(wxT("CheckMenuItem"));
+        }

     }
 
     }
 

-    m_bEnabled = bDoEnable;
-  }
+    wxMenuItemBase::Check(check);

 }
 
 }
 

-void wxMenuItem::Check(bool bDoCheck)
+void wxMenuItem::SetText(const wxString& text)

 {
 {

-  wxCHECK_RET( IsCheckable(), "only checkable items may be checked" );
+    // don't do anything if label didn't change
+    if ( m_text == text )
+        return;

 
 

-  if ( m_bChecked != bDoCheck ) {
-    CheckMenuItem((HMENU)m_pParentMenu->GetHMenu(), m_idItem, 
-                  MF_BYCOMMAND | (bDoCheck ? MF_CHECKED : MF_UNCHECKED));
+    wxMenuItemBase::SetText(text);
+    OWNER_DRAWN_ONLY( wxOwnerDrawn::SetName(text) );
+
+    HMENU hMenu = GetHMenuOf(m_parentMenu);
+    wxCHECK_RET( hMenu, wxT("menuitem without menu") );
+
+#if wxUSE_ACCEL
+    m_parentMenu->UpdateAccel(this);
+#endif // wxUSE_ACCEL
+
+    UINT id = GetRealId();
+    UINT flagsOld = ::GetMenuState(hMenu, id, MF_BYCOMMAND);
+    if ( flagsOld == 0xFFFFFFFF )
+    {
+        wxLogLastError(wxT("GetMenuState"));
+    }
+    else
+    {
+        if ( IsSubMenu() )
+        {
+            // high byte contains the number of items in a submenu for submenus
+            flagsOld &= 0xFF;
+            flagsOld |= MF_POPUP;
+        }
+
+        LPCTSTR data;
+
+#if wxUSE_OWNER_DRAWN
+        if ( IsOwnerDrawn() )
+        {
+            flagsOld |= MF_OWNERDRAW;
+            data = (LPCTSTR)this;
+        }
+        else
+#endif  //owner drawn
+        {
+            flagsOld |= MF_STRING;
+            data = (wxChar*) text.c_str();
+        }
+
+        if ( ::ModifyMenu(hMenu, id,
+                          MF_BYCOMMAND | flagsOld,
+                          id, data) == (int)0xFFFFFFFF )
+        {
+            wxLogLastError(wxT("ModifyMenu"));
+        }
+    }
+}
+
+void wxMenuItem::SetCheckable(bool checkable)
+{
+    wxMenuItemBase::SetCheckable(checkable);
+    OWNER_DRAWN_ONLY( wxOwnerDrawn::SetCheckable(checkable) );
+}
+
+// ----------------------------------------------------------------------------
+// wxMenuItemBase
+// ----------------------------------------------------------------------------
+
+wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
+                                int id,
+                                const wxString& name,
+                                const wxString& help,
+                                wxItemKind kind,
+                                wxMenu *subMenu)
+{
+    return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
+}

 
 

-    m_bChecked = bDoCheck;
-  }
-}
\ No newline at end of file
+#endif // wxUSE_MENUS