X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2e09dc2dc80d5dd5c42a559c4dd4738ed006a276..dfa2a1d92bcf7256cacd751a81fe131fedc121af:/src/univ/menu.cpp

diff --git a/src/univ/menu.cpp b/src/univ/menu.cpp
index bb9b246db1..bba605997f 100644
--- a/src/univ/menu.cpp
+++ b/src/univ/menu.cpp
@@ -6,7 +6,7 @@
 // Created:     25.08.00
 // RCS-ID:      $Id$
 // Copyright:   (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -123,6 +123,8 @@ class wxPopupMenuWindow : public wxPopupTransientWindow
 {
 public:
     wxPopupMenuWindow(wxWindow *parent, wxMenu *menu);
+    
+    ~wxPopupMenuWindow();
 
     // override the base class version to select the first item initially
     virtual void Popup(wxWindow *focus = NULL);
@@ -255,6 +257,8 @@ public:
         }
         else
         {
+            // return FALSE;
+            
             return wxEvtHandler::ProcessEvent(event);
         }
     }
@@ -308,6 +312,16 @@ wxPopupMenuWindow::wxPopupMenuWindow(wxWindow *parent, wxMenu *menu)
     SetCursor(wxCURSOR_ARROW);
 }
 
+wxPopupMenuWindow::~wxPopupMenuWindow()
+{
+    // When m_popupMenu in wxMenu is deleted because it
+    // is a child of an old menu bar being deleted (note: it does
+    // not get destroyed by the wxMenu destructor, but
+    // by DestroyChildren()), m_popupMenu should be reset to NULL.
+
+    m_menu->m_popupMenu = NULL;
+}
+
 // ----------------------------------------------------------------------------
 // wxPopupMenuWindow current item/node handling
 // ----------------------------------------------------------------------------
@@ -662,7 +676,7 @@ bool wxPopupMenuWindow::ProcessLeftDown(wxMouseEvent& event)
             wxPopupMenuWindow *win = menu->m_popupMenu;
 
             wxCHECK_MSG( win, FALSE, _T("parent menu not shown?") );
-
+            
             pos = ClientToScreen(pos);
             if ( win->GetMenuItemFromPoint(win->ScreenToClient(pos)) )
             {
@@ -1004,6 +1018,8 @@ void wxMenu::Init()
     m_geometry = NULL;
 
     m_popupMenu = NULL;
+
+    m_startRadioGroup = -1;
 }
 
 wxMenu::~wxMenu()
@@ -1067,8 +1083,53 @@ void wxMenu::OnItemAdded(wxMenuItem *item)
     }
 }
 
+void wxMenu::EndRadioGroup()
+{
+    // we're not inside a radio group any longer
+    m_startRadioGroup = -1;
+}
+
 bool wxMenu::DoAppend(wxMenuItem *item)
 {
+    bool check = FALSE;
+
+    if ( item->GetKind() == wxITEM_RADIO )
+    {
+        int count = GetMenuItemCount();
+
+        if ( m_startRadioGroup == -1 )
+        {
+            // start a new radio group
+            m_startRadioGroup = count;
+
+            // for now it has just one element
+            item->SetAsRadioGroupStart();
+            item->SetRadioGroupEnd(m_startRadioGroup);
+
+            // ensure that we have a checked item in the radio group
+            check = TRUE;
+        }
+        else // extend the current radio group
+        {
+            // we need to update its end item
+            item->SetRadioGroupStart(m_startRadioGroup);
+            wxMenuItemList::Node *node = GetMenuItems().Item(m_startRadioGroup);
+
+            if ( node )
+            {
+                node->GetData()->SetRadioGroupEnd(count);
+            }
+            else
+            {
+                wxFAIL_MSG( _T("where is the radio group start item?") );
+            }
+        }
+    }
+    else // not a radio item
+    {
+        EndRadioGroup();
+    }
+
     if ( !wxMenuBase::DoAppend(item) )
         return FALSE;
 
@@ -1154,6 +1215,10 @@ wxWindow *wxMenu::GetRootWindow() const
     wxMenu *menu = GetParent();
     while ( menu )
     {
+        // We are a submenu of a menu of a menubar
+        if (menu->GetMenuBar())
+           return menu->GetMenuBar();
+    
         win = menu->GetInvokingWindow();
         if ( win )
             break;
@@ -1164,7 +1229,7 @@ wxWindow *wxMenu::GetRootWindow() const
     // we're probably going to crash in the caller anyhow, but try to detect
     // this error as soon as possible
     wxASSERT_MSG( win, _T("menu without any associated window?") );
-
+    
     // also remember it in this menu so that we don't have to search for it the
     // next time
     wxConstCast(this, wxMenu)->m_invokingWindow = win;
@@ -1241,7 +1306,9 @@ void wxMenu::OnDismiss(bool dismissParent)
             wxCHECK_RET( m_invokingWindow, _T("what kind of menu is this?") );
 
             m_invokingWindow->DismissPopupMenu();
-            SetInvokingWindow(NULL);
+            
+            // Why reset it here? We need it for sending the event to...
+            // SetInvokingWindow(NULL);
         }
     }
 }
@@ -1311,7 +1378,7 @@ bool wxMenu::ClickItem(wxMenuItem *item)
         // not applicabled
         isChecked = -1;
     }
-
+    
     return SendEvent(item->GetId(), isChecked);
 }
 
@@ -1383,23 +1450,16 @@ wxMenuItem::wxMenuItem(wxMenu *parentMenu,
                        int id,
                        const wxString& text,
                        const wxString& help,
-                       bool isCheckable,
+                       wxItemKind kind,
                        wxMenu *subMenu)
+          : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
 {
-    m_id = id;
-    m_parentMenu = parentMenu;
-    m_subMenu = subMenu;
-
-    m_text = text;
-    m_help = help;
-
-    m_isCheckable = isCheckable;
-    m_isEnabled = TRUE;
-    m_isChecked = FALSE;
-
     m_posY =
     m_height = -1;
 
+    m_radioGroup.start = -1;
+    m_isRadioGroupStart = FALSE;
+
     UpdateAccelInfo();
 }
 
@@ -1416,10 +1476,10 @@ wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
                                 int id,
                                 const wxString& name,
                                 const wxString& help,
-                                bool isCheckable,
+                                wxItemKind kind,
                                 wxMenu *subMenu)
 {
-    return new wxMenuItem(parentMenu, id, name, help, isCheckable, subMenu);
+    return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
 }
 
 /* static */
@@ -1460,7 +1520,7 @@ void wxMenuItem::SetText(const wxString& text)
 
 void wxMenuItem::SetCheckable(bool checkable)
 {
-    if ( checkable != m_isCheckable )
+    if ( checkable != IsCheckable() )
     {
         wxMenuItemBase::SetCheckable(checkable);
 
@@ -1489,12 +1549,79 @@ void wxMenuItem::Enable(bool enable)
 
 void wxMenuItem::Check(bool check)
 {
-    if ( check != m_isChecked )
+    wxCHECK_RET( IsCheckable(), wxT("only checkable items may be checked") );
+
+    if ( m_isChecked == check )
+        return;
+
+    if ( GetKind() == wxITEM_RADIO )
     {
-        wxMenuItemBase::Check(check);
+        // it doesn't make sense to uncheck a radio item - what would this do?
+        if ( !check )
+            return;
 
-        NotifyMenu();
+        // 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;
+        }
+
+        // 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;
+            }
+            node = node->GetNext();
+        }
     }
+
+    wxMenuItemBase::Check(check);
+
+    NotifyMenu();
+}
+
+// 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_MSG( m_isRadioGroupStart,
+                  _T("should only be called for the first radio item") );
+
+    m_radioGroup.end = end;
 }
 
 // ----------------------------------------------------------------------------
@@ -1510,6 +1637,8 @@ void wxMenuBar::Init()
     m_menuShown = NULL;
 
     m_shouldShowMenu = FALSE;
+    
+    m_windowStyle |= wxNO_FULL_REPAINT_ON_RESIZE;
 }
 
 void wxMenuBar::Attach(wxFrame *frame)
@@ -2236,7 +2365,7 @@ void wxMenuBar::PopupCurrentMenu(bool selectFirst)
     wxCHECK_RET( m_current != -1, _T("no menu to popup") );
 
     // forgot to call DismissMenu()?
-    wxASSERT_MSG( !m_menuShown, _T("shouldn't show two menu at once!") );
+    wxASSERT_MSG( !m_menuShown, _T("shouldn't show two menus at once!") );
 
     // in any case, we should show it - even if we won't
     m_shouldShowMenu = TRUE;
@@ -2345,6 +2474,9 @@ bool wxWindow::DoPopupMenu(wxMenu *menu, int x, int y)
 #endif // 0
 
     menu->SetInvokingWindow(this);
+    
+    // wxLogDebug( "Name of invoking window %s", menu->GetInvokingWindow()->GetName().c_str() );
+    
     menu->Popup(ClientToScreen(wxPoint(x, y)), wxSize(0, 0));
 
     // this is not very useful if the menu was popped up because of the mouse
@@ -2379,7 +2511,7 @@ bool wxWindow::DoPopupMenu(wxMenu *menu, int x, int y)
 void wxWindow::DismissPopupMenu()
 {
     wxCHECK_RET( ms_evtLoopPopup, _T("no popup menu shown") );
-
+    
     ms_evtLoopPopup->Exit();
 }