// Modified by: Vadim Zeitlin
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ===========================================================================
#pragma hdrstop
#endif
+#if wxUSE_MENUS
+
#ifndef WX_PRECOMP
#include "wx/frame.h"
#include "wx/menu.h"
#include "wx/utils.h"
#include "wx/intl.h"
+ #include "wx/log.h"
#endif
#if wxUSE_OWNER_DRAWN
#endif
#include "wx/msw/private.h"
-#include "wx/msw/menu.h"
-#include "wx/menuitem.h"
-#include "wx/log.h"
// other standard headers
#include <string.h>
static const int idMenuTitle = -2;
// ----------------------------------------------------------------------------
-// macros
+// private functions
// ----------------------------------------------------------------------------
-#if !USE_SHARED_LIBRARY
- IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
- IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxEvtHandler)
-#endif
+// make the given menu item default
+static void SetDefaultMenuItem(HMENU hmenu, UINT id)
+{
+ MENUITEMINFO mii;
+ wxZeroMemory(mii);
+ mii.cbSize = sizeof(MENUITEMINFO);
+ mii.fMask = MIIM_STATE;
+ mii.fState = MFS_DEFAULT;
+
+ if ( !::SetMenuItemInfo(hmenu, id, FALSE, &mii) )
+ {
+ wxLogLastError(wxT("SetMenuItemInfo"));
+ }
+}
// ============================================================================
// implementation
// ============================================================================
+IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
+IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxWindow)
+
// ---------------------------------------------------------------------------
// wxMenu construction, adding and removing menu items
// ---------------------------------------------------------------------------
// Construct a menu with optional title (then use append)
-void wxMenu::Init(const wxString& title, const wxFunction func )
+void wxMenu::Init()
{
- m_title = title;
- m_parent = NULL;
- m_eventHandler = this;
- m_pInvokingWindow = NULL;
- m_doBreak = FALSE ;
- m_noItems = 0;
- m_menuBar = NULL;
- m_hMenu = (WXHMENU) CreatePopupMenu();
- m_savehMenu = 0 ;
- m_topLevelMenu = this;
- m_clientData = (void*) NULL;
+ m_doBreak = FALSE;
+ m_startRadioGroup = -1;
- if ( !!m_title )
+ // create the menu
+ m_hMenu = (WXHMENU)CreatePopupMenu();
+ if ( !m_hMenu )
{
- Append(idMenuTitle, m_title) ;
- AppendSeparator() ;
+ wxLogLastError(wxT("CreatePopupMenu"));
}
- Callback(func);
+ // if we have a title, insert it in the beginning of the menu
+ if ( !!m_title )
+ {
+ Append(idMenuTitle, m_title);
+ AppendSeparator();
+ }
}
// The wxWindow destructor will take care of deleting the submenus.
wxMenu::~wxMenu()
{
- // free Windows resources
- if ( m_hMenu )
+ // we should free Windows resources only if Windows doesn't do it for us
+ // which happens if we're attached to a menubar or a submenu of another
+ // menu
+ if ( !IsAttached() && !GetParent() )
{
- ::DestroyMenu((HMENU)m_hMenu);
- m_hMenu = 0;
+ if ( !::DestroyMenu(GetHmenu()) )
+ {
+ wxLogLastError(wxT("DestroyMenu"));
+ }
}
- // delete submenus
- wxNode *node = m_menuItems.First();
- while ( node )
- {
- wxMenuItem *item = (wxMenuItem *)node->Data();
-
- // Delete child menus.
- // Beware: they must not be appended to children list!!!
- // (because order of delete is significant)
- if ( item->IsSubMenu() )
- item->DeleteSubMenu();
-
- wxNode *next = node->Next();
- delete item;
- delete node;
- node = next;
- }
+#if wxUSE_ACCEL
+ // delete accels
+ WX_CLEAR_ARRAY(m_accels);
+#endif // wxUSE_ACCEL
}
void wxMenu::Break()
{
+ // this will take effect during the next call to Append()
m_doBreak = TRUE;
}
-// function appends a new item or submenu to the menu
-void wxMenu::Append(wxMenuItem *pItem)
+void wxMenu::Attach(wxMenuBarBase *menubar)
{
- wxCHECK_RET( pItem != NULL, wxT("can't append NULL item to the menu") );
+ wxMenuBase::Attach(menubar);
+
+ EndRadioGroup();
+}
#if wxUSE_ACCEL
- // check for accelerators: they are given after '\t'
- wxString label = pItem->GetName();
- int posTab = label.Find(wxT('\t'));
- if ( posTab != wxNOT_FOUND ) {
- // parse the accelerator string
- int keyCode = 0;
- int accelFlags = wxACCEL_NORMAL;
- wxString current;
- for ( size_t n = (size_t)posTab + 1; n < label.Len(); n++ ) {
- if ( (label[n] == '+') || (label[n] == '-') ) {
- if ( current == _("ctrl") )
- accelFlags |= wxACCEL_CTRL;
- else if ( current == _("alt") )
- accelFlags |= wxACCEL_ALT;
- else if ( current == _("shift") )
- accelFlags |= wxACCEL_SHIFT;
- else {
- wxLogDebug(wxT("Unknown accel modifier: '%s'"),
- current.c_str());
- }
-
- current.Empty();
- }
- else {
- current += wxTolower(label[n]);
- }
+
+int wxMenu::FindAccel(int id) const
+{
+ size_t n, count = m_accels.GetCount();
+ for ( n = 0; n < count; n++ )
+ {
+ if ( m_accels[n]->m_command == id )
+ return n;
+ }
+
+ return wxNOT_FOUND;
+}
+
+void wxMenu::UpdateAccel(wxMenuItem *item)
+{
+ if ( item->IsSubMenu() )
+ {
+ wxMenu *submenu = item->GetSubMenu();
+ wxMenuItemList::Node *node = submenu->GetMenuItems().GetFirst();
+ while ( node )
+ {
+ UpdateAccel(node->GetData());
+
+ node = node->GetNext();
}
+ }
+ else if ( !item->IsSeparator() )
+ {
+ // find the (new) accel for this item
+ wxAcceleratorEntry *accel = wxGetAccelFromString(item->GetText());
+ if ( accel )
+ accel->m_command = item->GetId();
- if ( current.IsEmpty() ) {
- wxLogDebug(wxT("No accel key found, accel string ignored."));
+ // find the old one
+ int n = FindAccel(item->GetId());
+ if ( n == wxNOT_FOUND )
+ {
+ // no old, add new if any
+ if ( accel )
+ m_accels.Add(accel);
+ else
+ return; // skipping RebuildAccelTable() below
}
- else {
- if ( current.Len() == 1 ) {
- // it's a letter
- keyCode = wxToupper(current[0U]);
- }
- else {
- // is it a function key?
- if ( current[0U] == 'f' && isdigit(current[1U]) &&
- (current.Len() == 2 ||
- (current.Len() == 3 && isdigit(current[2U]))) ) {
- int n;
- wxSscanf(current.c_str() + 1, wxT("%d"), &n);
-
- keyCode = VK_F1 + n - 1;
- }
- else {
- // several special cases
- current.MakeUpper();
- if ( current == wxT("DEL") ) {
- keyCode = VK_DELETE;
- }
- else if ( current == wxT("PGUP") ) {
- keyCode = VK_PRIOR;
- }
- else if ( current == wxT("PGDN") ) {
- keyCode = VK_NEXT;
- }
- else {
- wxLogDebug(wxT("Unrecognized accel key '%s', accel "
- "string ignored."), current.c_str());
- }
- }
- }
+ else
+ {
+ // replace old with new or just remove the old one if no new
+ delete m_accels[n];
+ if ( accel )
+ m_accels[n] = accel;
+ else
+ m_accels.RemoveAt(n);
}
- if ( keyCode ) {
- // do add an entry
- m_accelKeyCodes.Add(keyCode);
- m_accelFlags.Add(accelFlags);
- m_accelIds.Add(pItem->GetId());
+ if ( IsAttached() )
+ {
+ m_menuBar->RebuildAccelTable();
}
}
+ //else: it is a separator, they can't have accels, nothing to do
+}
+
+#endif // wxUSE_ACCEL
+
+// append a new item or submenu to the menu
+bool wxMenu::DoInsertOrAppend(wxMenuItem *pItem, size_t pos)
+{
+#if wxUSE_ACCEL
+ UpdateAccel(pItem);
#endif // wxUSE_ACCEL
UINT flags = 0;
UINT id;
wxMenu *submenu = pItem->GetSubMenu();
if ( submenu != NULL ) {
- wxASSERT( submenu->GetHMenu() != (WXHMENU) NULL );
+ wxASSERT_MSG( submenu->GetHMenu(), wxT("invalid submenu") );
+
+ submenu->SetParent(this);
id = (UINT)submenu->GetHMenu();
- submenu->m_topLevelMenu = m_topLevelMenu;
- submenu->m_parent = this;
- submenu->m_savehMenu = (WXHMENU)id;
- submenu->m_hMenu = 0;
flags |= MF_POPUP;
}
{
// menu is just a normal string (passed in data parameter)
flags |= MF_STRING;
- pData = label;
+
+ pData = (wxChar*)pItem->GetText().c_str();
}
- if ( !::AppendMenu(GetHmenu(), flags, id, pData) )
+ BOOL ok;
+ if ( pos == (size_t)-1 )
{
- wxLogLastError("AppendMenu");
+ ok = ::AppendMenu(GetHmenu(), flags, id, pData);
}
else
{
-#ifdef __WIN32__
- if ( (int)id == idMenuTitle )
- {
- // visually select the menu title
- MENUITEMINFO mii;
- mii.cbSize = sizeof(mii);
- mii.fMask = MIIM_STATE;
- mii.fState = MFS_DEFAULT;
+ ok = ::InsertMenu(GetHmenu(), pos, flags | MF_BYPOSITION, id, pData);
+ }
- if ( !SetMenuItemInfo(GetHmenu(), (unsigned)id, FALSE, &mii) )
- {
- wxLogLastError(wxT("SetMenuItemInfo"));
- }
- }
+ if ( !ok )
+ {
+ wxLogLastError(wxT("Insert or AppendMenu"));
+
+ return FALSE;
+ }
+
+ // if we just appended the title, highlight it
+#ifdef __WIN32__
+ if ( (int)id == idMenuTitle )
+ {
+ // visually select the menu title
+ SetDefaultMenuItem(GetHmenu(), id);
+ }
#endif // __WIN32__
- m_menuItems.Append(pItem);
- m_noItems++;
+ // if we're already attached to the menubar, we must update it
+ if ( IsAttached() && m_menuBar->IsAttached() )
+ {
+ m_menuBar->Refresh();
}
+
+ return TRUE;
}
-void wxMenu::AppendSeparator()
+void wxMenu::EndRadioGroup()
{
- Append(new wxMenuItem(this, ID_SEPARATOR));
+ // we're not inside a radio group any longer
+ m_startRadioGroup = -1;
}
-// Pullright item
-void wxMenu::Append(int id,
- const wxString& label,
- wxMenu *SubMenu,
- const wxString& helpString)
+bool wxMenu::DoAppend(wxMenuItem *item)
{
- Append(new wxMenuItem(this, id, label, helpString, FALSE, SubMenu));
+ wxCHECK_MSG( item, FALSE, _T("NULL item in wxMenu::DoAppend") );
+
+ 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) || !DoInsertOrAppend(item) )
+ {
+ return FALSE;
+ }
+
+ if ( check )
+ {
+ // check the item initially
+ item->Check(TRUE);
+ }
+
+ return TRUE;
}
-// Ordinary menu item
-void wxMenu::Append(int id,
- const wxString& label,
- const wxString& helpString,
- bool checkable)
+bool wxMenu::DoInsert(size_t pos, wxMenuItem *item)
{
- // 'checkable' parameter is useless for Windows.
- Append(new wxMenuItem(this, id, label, helpString, checkable));
+ return wxMenuBase::DoInsert(pos, item) && DoInsertOrAppend(item, pos);
}
-// delete item by id
-void wxMenu::Delete(int id)
+wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
{
- wxMenuItem *item = NULL;
- int pos;
- wxNode *node;
- for (pos = 0, node = m_menuItems.First(); node; node = node->Next(), pos++)
+ // we need to find the items position in the child list
+ size_t pos;
+ wxMenuItemList::Node *node = GetMenuItems().GetFirst();
+ for ( pos = 0; node; pos++ )
{
- item = (wxMenuItem *)node->Data();
- if ( item->GetId() == id )
+ if ( node->GetData() == item )
break;
+
+ node = node->GetNext();
}
- wxCHECK_RET( node, wxT("wxMenu::Delete(): item doesn't exist") );
-
- HMENU menu = GetHmenu();
-
- wxMenu *pSubMenu = item->GetSubMenu();
- if ( pSubMenu != NULL ) {
- RemoveMenu(menu, (UINT)pos, MF_BYPOSITION);
- pSubMenu->m_hMenu = pSubMenu->m_savehMenu;
- pSubMenu->m_savehMenu = 0;
- pSubMenu->m_parent = NULL;
- // RemoveChild(item->subMenu);
- pSubMenu->m_topLevelMenu = NULL;
- // TODO: Why isn't subMenu deleted here???
- // Will put this in for now. Assuming this is supposed
- // to delete the menu, not just remove it.
- item->DeleteSubMenu();
+ // DoRemove() (unlike Remove) can only be called for existing item!
+ wxCHECK_MSG( node, NULL, wxT("bug in wxMenu::Remove logic") );
+
+#if wxUSE_ACCEL
+ // remove the corresponding accel from the accel table
+ int n = FindAccel(item->GetId());
+ if ( n != wxNOT_FOUND )
+ {
+ delete m_accels[n];
+
+ m_accels.RemoveAt(n);
}
- else {
- DeleteMenu(menu, (UINT)pos, MF_BYPOSITION);
+ //else: this item doesn't have an accel, nothing to do
+#endif // wxUSE_ACCEL
+
+ // remove the item from the menu
+ if ( !::RemoveMenu(GetHmenu(), (UINT)pos, MF_BYPOSITION) )
+ {
+ wxLogLastError(wxT("RemoveMenu"));
}
- m_menuItems.DeleteNode(node);
- delete item;
-}
+ if ( IsAttached() && m_menuBar->IsAttached() )
+ {
+ // otherwise, the chane won't be visible
+ m_menuBar->Refresh();
+ }
-#if wxUSE_ACCEL
+ // and from internal data structures
+ return wxMenuBase::DoRemove(item);
+}
// ---------------------------------------------------------------------------
// accelerator helpers
// ---------------------------------------------------------------------------
+#if wxUSE_ACCEL
+
// create the wxAcceleratorEntries for our accels and put them into provided
// array - return the number of accels we have
size_t wxMenu::CopyAccels(wxAcceleratorEntry *accels) const
size_t count = GetAccelCount();
for ( size_t n = 0; n < count; n++ )
{
- (*accels++).Set(m_accelFlags[n], m_accelKeyCodes[n], m_accelIds[n]);
+ *accels++ = *m_accels[n];
}
return count;
#endif // wxUSE_ACCEL
// ---------------------------------------------------------------------------
-// wxMenu functions implemented in wxMenuItem
-// ---------------------------------------------------------------------------
-
-void wxMenu::Enable(int id, bool Flag)
-{
- wxMenuItem *item = FindItemForId(id);
- wxCHECK_RET( item != NULL, wxT("can't enable non-existing menu item") );
-
- item->Enable(Flag);
-}
-
-bool wxMenu::IsEnabled(int id) const
-{
- wxMenuItem *item = FindItemForId(id);
- wxCHECK_MSG( item != NULL, FALSE, wxT("invalid item id") );
-
- return item->IsEnabled();
-}
-
-void wxMenu::Check(int id, bool Flag)
-{
- wxMenuItem *item = FindItemForId(id);
- wxCHECK_RET( item != NULL, wxT("can't get status of non-existing menu item") );
-
- item->Check(Flag);
-}
-
-bool wxMenu::IsChecked(int id) const
-{
- wxMenuItem *item = FindItemForId(id);
- wxCHECK_MSG( item != NULL, FALSE, wxT("invalid item id") );
-
- return item->IsChecked();
-}
-
-void wxMenu::SetLabel(int id, const wxString& label)
-{
- wxMenuItem *item = FindItemForId(id) ;
- wxCHECK_RET( item, wxT("wxMenu::SetLabel: no such item") );
-
- item->SetName(label);
-}
-
-wxString wxMenu::GetLabel(int id) const
-{
- wxString label;
- wxMenuItem *pItem = FindItemForId(id) ;
- if (pItem)
- label = pItem->GetName() ;
- else
- wxFAIL_MSG(wxT("wxMenu::GetLabel: item doesn't exist"));
-
- return label;
-}
-
-void wxMenu::SetHelpString(int itemId, const wxString& helpString)
-{
- wxMenuItem *item = FindItemForId (itemId);
- if (item)
- item->SetHelp(helpString);
- else
- wxFAIL_MSG(wxT("wxMenu::SetHelpString: item doesn't exist"));
-}
-
-wxString wxMenu::GetHelpString (int itemId) const
-{
- wxString help;
- wxMenuItem *item = FindItemForId (itemId);
- if (item)
- help = item->GetHelp();
- else
- wxFAIL_MSG(wxT("wxMenu::GetHelpString: item doesn't exist"));
-
- return help;
-}
-
-// ---------------------------------------------------------------------------
-// wxMenu title
+// set wxMenu title
// ---------------------------------------------------------------------------
void wxMenu::SetTitle(const wxString& label)
{
if ( !label.IsEmpty() )
{
- if ( !InsertMenu(hMenu, 0u, MF_BYPOSITION | MF_STRING,
- (unsigned)idMenuTitle, m_title) ||
- !InsertMenu(hMenu, 1u, MF_BYPOSITION, (unsigned)-1, NULL) )
+ if ( !::InsertMenu(hMenu, 0u, MF_BYPOSITION | MF_STRING,
+ (unsigned)idMenuTitle, m_title) ||
+ !::InsertMenu(hMenu, 1u, MF_BYPOSITION, (unsigned)-1, NULL) )
{
wxLogLastError(wxT("InsertMenu"));
}
if ( !RemoveMenu(hMenu, 0, MF_BYPOSITION) ||
!RemoveMenu(hMenu, 0, MF_BYPOSITION) )
{
- wxLogLastError("RemoveMenu");
+ wxLogLastError(wxT("RemoveMenu"));
}
}
else
{
// modify the title
if ( !ModifyMenu(hMenu, 0u,
- MF_BYPOSITION | MF_STRING,
- (unsigned)idMenuTitle, m_title) )
+ MF_BYPOSITION | MF_STRING,
+ (unsigned)idMenuTitle, m_title) )
{
- wxLogLastError("ModifyMenu");
+ wxLogLastError(wxT("ModifyMenu"));
}
}
}
// put the title string in bold face
if ( !m_title.IsEmpty() )
{
- MENUITEMINFO mii;
- mii.cbSize = sizeof(mii);
- mii.fMask = MIIM_STATE;
- mii.fState = MFS_DEFAULT;
-
- if ( !SetMenuItemInfo(hMenu, (unsigned)idMenuTitle, FALSE, &mii) )
- {
- wxLogLastError("SetMenuItemInfo");
- }
+ SetDefaultMenuItem(GetHmenu(), (UINT)idMenuTitle);
}
-#endif
-}
-
-const wxString wxMenu::GetTitle() const
-{
- return m_title;
+#endif // Win32
}
// ---------------------------------------------------------------------------
// NB: VC++ generates wrong assembler for `if ( id != idMenuTitle )'!!
if ( id != (WXWORD)idMenuTitle )
{
- wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED);
- event.SetEventObject( this );
- event.SetId( id );
- event.SetInt( id );
- ProcessCommand(event);
+ // VZ: previosuly, the command int was set to id too which was quite
+ // useless anyhow (as it could be retrieved using GetId()) and
+ // uncompatible with wxGTK, so now we use the command int instead
+ // to pass the checked status
+ SendEvent(id, ::GetMenuState(GetHmenu(), id, MF_BYCOMMAND) & MF_CHECKED);
}
return TRUE;
}
-bool wxMenu::ProcessCommand(wxCommandEvent & event)
-{
- bool processed = FALSE;
-
- // Try a callback
- if (m_callback)
- {
- (void)(*(m_callback))(*this, event);
- processed = TRUE;
- }
-
- // Try the menu's event handler
- if ( !processed && GetEventHandler())
- {
- processed = GetEventHandler()->ProcessEvent(event);
- }
-
- // Try the window the menu was popped up from (and up through the
- // hierarchy)
- wxWindow *win = GetInvokingWindow();
- if ( !processed && win )
- processed = win->GetEventHandler()->ProcessEvent(event);
-
- return processed;
-}
-
-// ---------------------------------------------------------------------------
-// Item search
-// ---------------------------------------------------------------------------
-
-// Finds the item id matching the given string, -1 if not found.
-int wxMenu::FindItem (const wxString& itemString) const
-{
- wxString itemLabel = wxStripMenuCodes(itemString);
- for ( wxNode *node = m_menuItems.First(); node; node = node->Next() )
- {
- wxMenuItem *item = (wxMenuItem *)node->Data();
- if ( item->IsSubMenu() )
- {
- int ans = item->GetSubMenu()->FindItem(itemString);
- if ( ans != wxNOT_FOUND )
- return ans;
- }
- else if ( !item->IsSeparator() )
- {
- wxString label = wxStripMenuCodes(item->GetName());
- if ( itemLabel == label )
- return item->GetId();
- }
- }
-
- return wxNOT_FOUND;
-}
-
-wxMenuItem *wxMenu::FindItemForId(int itemId, wxMenu ** itemMenu) const
-{
- if ( itemMenu )
- *itemMenu = NULL;
-
- wxMenuItem *item = NULL;
- for ( wxNode *node = m_menuItems.First(); node && !item; node = node->Next() )
- {
- item = (wxMenuItem *)node->Data();
-
- if ( item->GetId() == itemId )
- {
- if (itemMenu)
- *itemMenu = (wxMenu *)this;
- }
- else if ( item->IsSubMenu() )
- {
- item = item->GetSubMenu()->FindItemForId(itemId, itemMenu);
- }
- else
- {
- // don't exit the loop
- item = NULL;
- }
- }
-
- return item;
-}
-
// ---------------------------------------------------------------------------
// other
// ---------------------------------------------------------------------------
-void wxMenu::Attach(wxMenuBar *menubar)
-{
- // menu can be in at most one menubar because otherwise they would both
- // delete the menu pointer
- wxASSERT_MSG( !m_menuBar, wxT("menu belongs to 2 menubars, expect a crash") );
-
- m_menuBar = menubar;
- m_savehMenu = m_hMenu;
- m_hMenu = 0;
-}
-
-void wxMenu::Detach()
+wxWindow *wxMenu::GetWindow() const
{
- wxASSERT_MSG( m_menuBar, wxT("can't detach menu if it's not attached") );
+ if ( m_invokingWindow != NULL )
+ return m_invokingWindow;
+ else if ( m_menuBar != NULL)
+ return m_menuBar->GetFrame();
- m_hMenu = m_savehMenu;
- m_savehMenu = 0;
+ return NULL;
}
// ---------------------------------------------------------------------------
void wxMenuBar::Init()
{
m_eventHandler = this;
- m_menuCount = 0;
- m_menus = NULL;
- m_titles = NULL;
- m_menuBarFrame = NULL;
m_hMenu = 0;
}
{
Init();
- m_menuCount = count;
- m_menus = menus;
- m_titles = new wxString[count];
+ m_titles.Alloc(count);
- int i;
- for ( i = 0; i < count; i++ )
- m_titles[i] = titles[i];
+ for ( int i = 0; i < count; i++ )
+ {
+ m_menus.Append(menus[i]);
+ m_titles.Add(titles[i]);
- for ( i = 0; i < count; i++ )
- m_menus[i]->Attach(this);
+ menus[i]->Attach(this);
+ }
}
wxMenuBar::~wxMenuBar()
{
- for ( int i = 0; i < m_menuCount; i++ )
+ // we should free Windows resources only if Windows doesn't do it for us
+ // which happens if we're attached to a frame
+ if (m_hMenu && !IsAttached())
{
- delete m_menus[i];
+ ::DestroyMenu((HMENU)m_hMenu);
+ m_hMenu = (WXHMENU)NULL;
}
-
- delete[] m_menus;
- delete[] m_titles;
}
// ---------------------------------------------------------------------------
void wxMenuBar::Refresh()
{
- wxCHECK_RET( m_menuBarFrame, wxT("can't refresh a menubar withotu a frame") );
+ wxCHECK_RET( IsAttached(), wxT("can't refresh unattached menubar") );
- DrawMenuBar((HWND)m_menuBarFrame->GetHWND()) ;
+ DrawMenuBar(GetHwndOf(GetFrame()));
}
WXHMENU wxMenuBar::Create()
{
- if (m_hMenu != 0 )
- return m_hMenu;
-
- wxCHECK_MSG( !m_hMenu, TRUE, wxT("menubar already created") );
+ if ( m_hMenu != 0 )
+ return m_hMenu;
m_hMenu = (WXHMENU)::CreateMenu();
if ( !m_hMenu )
{
- wxLogLastError("CreateMenu");
+ wxLogLastError(wxT("CreateMenu"));
}
else
{
- for ( int i = 0; i < m_menuCount; i++ )
+ size_t count = GetMenuCount();
+ for ( size_t i = 0; i < count; i++ )
{
if ( !::AppendMenu((HMENU)m_hMenu, MF_POPUP | MF_STRING,
(UINT)m_menus[i]->GetHMenu(),
m_titles[i]) )
{
- wxLogLastError("AppendMenu");
+ wxLogLastError(wxT("AppendMenu"));
}
}
}
}
// ---------------------------------------------------------------------------
-// wxMenuBar functions forwarded to wxMenuItem
+// wxMenuBar functions to work with the top level submenus
// ---------------------------------------------------------------------------
-// Must only be used AFTER menu has been attached to frame,
-// otherwise use individual menus to enable/disable items
-void wxMenuBar::Enable(int id, bool enable)
-{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
-
- wxCHECK_RET( item, wxT("attempt to enable an item which doesn't exist") );
-
- item->Enable(enable);
-}
-
-void wxMenuBar::EnableTop(int pos, bool enable)
-{
- int flag = enable ? MF_ENABLED : MF_GRAYED;;
-
- EnableMenuItem((HMENU)m_hMenu, pos, MF_BYPOSITION | flag);
-}
-
-// Must only be used AFTER menu has been attached to frame,
-// otherwise use individual menus
-void wxMenuBar::Check(int id, bool check)
-{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
-
- wxCHECK_RET( item, wxT("attempt to check an item which doesn't exist") );
- wxCHECK_RET( item->IsCheckable(), wxT("attempt to check an uncheckable item") );
-
- item->Check(check);
-}
-
-bool wxMenuBar::IsChecked(int id) const
-{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
-
- wxCHECK_MSG( item, FALSE, wxT("wxMenuBar::IsChecked(): no such item") );
-
- int flag = ::GetMenuState(GetHmenuOf(itemMenu), id, MF_BYCOMMAND);
-
- return (flag & MF_CHECKED) != 0;
-}
-
-bool wxMenuBar::IsEnabled(int id) const
-{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
-
- wxCHECK_MSG( item, FALSE, wxT("wxMenuBar::IsEnabled(): no such item") );
-
- int flag = ::GetMenuState(GetHmenuOf(itemMenu), id, MF_BYCOMMAND) ;
-
- // don't "and" with MF_ENABLED because its value is 0
- return (flag & MF_DISABLED) == 0;
-}
-
-void wxMenuBar::SetLabel(int id, const wxString& label)
-{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
-
- wxCHECK_RET( item, wxT("wxMenuBar::SetLabel(): no such item") );
-
- item->SetName(label);
-}
+// NB: we don't support owner drawn top level items for now, if we do these
+// functions would have to be changed to use wxMenuItem as well
-wxString wxMenuBar::GetLabel(int id) const
+void wxMenuBar::EnableTop(size_t pos, bool enable)
{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
-
- wxCHECK_MSG( item, wxT(""), wxT("wxMenuBar::GetLabel(): no such item") );
+ wxCHECK_RET( IsAttached(), wxT("doesn't work with unattached menubars") );
- return item->GetName();
-}
-
-void wxMenuBar::SetHelpString (int id, const wxString& helpString)
-{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
+ int flag = enable ? MF_ENABLED : MF_GRAYED;
- wxCHECK_RET( item, wxT("wxMenuBar::SetHelpString(): no such item") );
+ EnableMenuItem((HMENU)m_hMenu, pos, MF_BYPOSITION | flag);
- item->SetHelp(helpString);
+ Refresh();
}
-wxString wxMenuBar::GetHelpString (int id) const
+void wxMenuBar::SetLabelTop(size_t pos, const wxString& label)
{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
-
- wxCHECK_MSG( item, wxT(""), wxT("wxMenuBar::GetHelpString(): no such item") );
+ wxCHECK_RET( pos < GetMenuCount(), wxT("invalid menu index") );
- return item->GetHelp();
-}
+ m_titles[pos] = label;
-// ---------------------------------------------------------------------------
-// wxMenuBar functions to work with the top level submenus
-// ---------------------------------------------------------------------------
-
-// NB: we don't support owner drawn top level items for now, if we do these
-// functions would have to be changed to use wxMenuItem as well
+ if ( !IsAttached() )
+ {
+ return;
+ }
+ //else: have to modify the existing menu
-void wxMenuBar::SetLabelTop(int pos, const wxString& label)
-{
UINT id;
UINT flagsOld = ::GetMenuState((HMENU)m_hMenu, pos, MF_BYPOSITION);
if ( flagsOld == 0xFFFFFFFF )
if ( flagsOld & MF_POPUP )
{
// HIBYTE contains the number of items in the submenu in this case
- flagsOld &= 0xff ;
- id = (UINT)::GetSubMenu((HMENU)m_hMenu, pos) ;
+ flagsOld &= 0xff;
+ id = (UINT)::GetSubMenu((HMENU)m_hMenu, pos);
}
else
{
if ( ::ModifyMenu(GetHmenu(), pos, MF_BYPOSITION | MF_STRING | flagsOld,
id, label) == (int)0xFFFFFFFF )
{
- wxLogLastError("ModifyMenu");
+ wxLogLastError(wxT("ModifyMenu"));
}
+
+ Refresh();
}
-wxString wxMenuBar::GetLabelTop(int pos) const
+wxString wxMenuBar::GetLabelTop(size_t pos) const
{
- int len = ::GetMenuString((HMENU)m_hMenu, pos, NULL, 0, MF_BYCOMMAND);
+ wxCHECK_MSG( pos < GetMenuCount(), wxEmptyString,
+ wxT("invalid menu index in wxMenuBar::GetLabelTop") );
- len++; // for the NUL character
- wxString label;
- ::GetMenuString(GetHmenu(), pos, label.GetWriteBuf(len), len, MF_BYCOMMAND);
- label.UngetWriteBuf();
-
- return label;
+ return m_titles[pos];
}
// ---------------------------------------------------------------------------
-// wxMenuBar notifications
+// wxMenuBar construction
// ---------------------------------------------------------------------------
-bool wxMenuBar::OnDelete(wxMenu *a_menu, int pos)
+wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
{
- if ( !m_menuBarFrame )
- return TRUE;
+ wxMenu *menuOld = wxMenuBarBase::Replace(pos, menu, title);
+ if ( !menuOld )
+ return NULL;
+
+ m_titles[pos] = title;
- if ( ::RemoveMenu((HMENU)m_hMenu, (UINT)pos, MF_BYPOSITION) )
+ if ( IsAttached() )
{
- // VZ: I'm not sure about what's going on here, so I leave an assert
- wxASSERT_MSG( m_menus[pos] == a_menu, wxT("what is this parameter for??") );
+ // can't use ModifyMenu() because it deletes the submenu it replaces
+ if ( !::RemoveMenu(GetHmenu(), (UINT)pos, MF_BYPOSITION) )
+ {
+ wxLogLastError(wxT("RemoveMenu"));
+ }
- a_menu->Detach();
+ if ( !::InsertMenu(GetHmenu(), (UINT)pos,
+ MF_BYPOSITION | MF_POPUP | MF_STRING,
+ (UINT)GetHmenuOf(menu), title) )
+ {
+ wxLogLastError(wxT("InsertMenu"));
+ }
- if ( m_menuBarFrame )
- Refresh();
+#if wxUSE_ACCEL
+ if ( menuOld->HasAccels() || menu->HasAccels() )
+ {
+ // need to rebuild accell table
+ RebuildAccelTable();
+ }
+#endif // wxUSE_ACCEL
- return TRUE;
- }
- else
- {
- wxLogLastError("RemoveMenu");
+ Refresh();
}
- return FALSE;
+ return menuOld;
}
-bool wxMenuBar::OnAppend(wxMenu *a_menu, const wxChar *title)
+bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
{
- WXHMENU submenu = a_menu->GetHMenu();
- if ( !submenu )
+ if ( !wxMenuBarBase::Insert(pos, menu, title) )
return FALSE;
- if ( !m_menuBarFrame )
- return TRUE;
-
- a_menu->Attach(this);
+ m_titles.Insert(title, pos);
- if ( !::AppendMenu(GetHmenu(), MF_POPUP | MF_STRING,
- (UINT)submenu, title) )
+ if ( IsAttached() )
{
- wxLogLastError(wxT("AppendMenu"));
- }
-
- Refresh();
+ if ( !::InsertMenu(GetHmenu(), pos,
+ MF_BYPOSITION | MF_POPUP | MF_STRING,
+ (UINT)GetHmenuOf(menu), title) )
+ {
+ wxLogLastError(wxT("InsertMenu"));
+ }
- return TRUE;
-}
+#if wxUSE_ACCEL
+ if ( menu->HasAccels() )
+ {
+ // need to rebuild accell table
+ RebuildAccelTable();
+ }
+#endif // wxUSE_ACCEL
-// ---------------------------------------------------------------------------
-// wxMenuBar construction
-// ---------------------------------------------------------------------------
-int wxMenuBar::FindMenu(const wxString& title)
-{
- wxString menuTitle = wxStripMenuCodes(title);
- for ( int i = 0; i < m_menuCount; i++ )
- {
- wxString title = wxStripMenuCodes(m_titles[i]);
- if ( menuTitle == title )
- return i;
+ Refresh();
}
- return wxNOT_FOUND;
-
+ return TRUE;
}
-
-void wxMenuBar::ReplaceMenu(int pos, wxMenu * new_menu, const wxString& title)
+bool wxMenuBar::Append(wxMenu *menu, const wxString& title)
{
- if (m_menuBarFrame) return;
-
- if ( pos >= 0 && pos < m_menuCount )
- {
- wxMenu *old_menu = m_menus[pos];
- m_menus[pos] = new_menu;
- delete old_menu;
- }
+ WXHMENU submenu = menu ? menu->GetHMenu() : 0;
+ wxCHECK_MSG( submenu, FALSE, wxT("can't append invalid menu to menubar") );
-}
-
-
-void wxMenuBar::Insert(int pos, wxMenu * menu, const wxString& title)
-{
- if (m_menuBarFrame) return;
- if ( pos < 0 && pos >= m_menuCount ) return;
+ if ( !wxMenuBarBase::Append(menu, title) )
+ return FALSE;
- m_menuCount ++;
- wxMenu **new_menus = new wxMenu *[m_menuCount];
- wxString *new_titles = new wxString[m_menuCount];
- int i;
+ m_titles.Add(title);
- for (i = 0; i < pos; i++)
+ if ( IsAttached() )
{
- new_menus[i] = m_menus[i];
- m_menus[i] = NULL;
- new_titles[i] = m_titles[i];
- m_titles[i] = wxT("");
- }
+ if ( !::AppendMenu(GetHmenu(), MF_POPUP | MF_STRING,
+ (UINT)submenu, title) )
+ {
+ wxLogLastError(wxT("AppendMenu"));
+ }
- new_menus[pos] = (wxMenu *)menu;
- new_titles[i] = title;
+#if wxUSE_ACCEL
+ if ( menu->HasAccels() )
+ {
+ // need to rebuild accell table
+ RebuildAccelTable();
+ }
+#endif // wxUSE_ACCEL
- for (i = pos+1; i < m_menuCount; i++)
- {
- new_menus[i] = m_menus[i-1];
- m_menus[i-1] = NULL;
- new_titles[i] = m_titles[i-1];
- m_titles[i-1] = wxT("");
- }
- if (m_menus)
- {
- delete[]m_menus;
- delete[]m_titles;
+ Refresh();
}
- m_menus = new_menus;
- m_titles = new_titles;
-
- menu->SetParent(this);
+ return TRUE;
}
-
-void wxMenuBar::Append (wxMenu * menu, const wxString& title)
+wxMenu *wxMenuBar::Remove(size_t pos)
{
- if (!OnAppend(menu, title))
- return;
-
- m_menuCount ++;
- wxMenu **new_menus = new wxMenu *[m_menuCount];
- wxString *new_titles = new wxString[m_menuCount];
- int i;
+ wxMenu *menu = wxMenuBarBase::Remove(pos);
+ if ( !menu )
+ return NULL;
- for (i = 0; i < m_menuCount - 1; i++)
- {
- new_menus[i] = m_menus[i];
- m_menus[i] = NULL;
- new_titles[i] = m_titles[i];
- m_titles[i] = wxT("");
- }
- if (m_menus)
+ if ( IsAttached() )
{
- delete[]m_menus;
- delete[]m_titles;
- }
- m_menus = new_menus;
- m_titles = new_titles;
-
- m_menus[m_menuCount - 1] = (wxMenu *)menu;
- m_titles[m_menuCount - 1] = title;
-
- menu->SetParent(this);
-}
-
-void wxMenuBar::Delete(wxMenu * menu, int i)
-{
- int j;
- int ii = (int) i;
-
- if (menu != 0) {
- for (ii = 0; ii < m_menuCount; ii++) {
- if (m_menus[ii] == menu)
- break;
+ if ( !::RemoveMenu(GetHmenu(), (UINT)pos, MF_BYPOSITION) )
+ {
+ wxLogLastError(wxT("RemoveMenu"));
}
- if (ii >= m_menuCount)
- return;
- } else {
- if (ii < 0 || ii >= m_menuCount)
- return;
- menu = m_menus[ii];
- }
- if (!OnDelete(menu, ii))
- return;
-
- menu->SetParent(NULL);
+#if wxUSE_ACCEL
+ if ( menu->HasAccels() )
+ {
+ // need to rebuild accell table
+ RebuildAccelTable();
+ }
+#endif // wxUSE_ACCEL
- -- m_menuCount;
- for (j = ii; j < m_menuCount; j++) {
- m_menus[j] = m_menus[j + 1];
- m_titles[j] = m_titles[j + 1];
+ Refresh();
}
-}
-void wxMenuBar::Attach(wxFrame *frame)
-{
- wxASSERT_MSG( !m_menuBarFrame, wxT("menubar already attached!") );
+ m_titles.Remove(pos);
- m_menuBarFrame = frame;
+ return menu;
+}
#if wxUSE_ACCEL
- // create the accel table - we consider that the menubar construction is
- // finished
+
+void wxMenuBar::RebuildAccelTable()
+{
+ // merge the accelerators of all menus into one accel table
size_t nAccelCount = 0;
- int i;
- for ( i = 0; i < m_menuCount; i++ )
+ size_t i, count = GetMenuCount();
+ for ( i = 0; i < count; i++ )
{
nAccelCount += m_menus[i]->GetAccelCount();
}
wxAcceleratorEntry *accelEntries = new wxAcceleratorEntry[nAccelCount];
nAccelCount = 0;
- for ( i = 0; i < m_menuCount; i++ )
+ for ( i = 0; i < count; i++ )
{
nAccelCount += m_menus[i]->CopyAccels(&accelEntries[nAccelCount]);
}
delete [] accelEntries;
}
-#endif // wxUSE_ACCEL
}
-void wxMenuBar::Detach()
-{
-// ::DestroyMenu((HMENU)m_hMenu);
- m_hMenu = (WXHMENU)NULL;
- m_menuBarFrame = NULL;
-}
-
-
-// ---------------------------------------------------------------------------
-// wxMenuBar searching for menu items
-// ---------------------------------------------------------------------------
-
-// Find the itemString in menuString, and return the item id or wxNOT_FOUND
-int wxMenuBar::FindMenuItem(const wxString& menuString,
- const wxString& itemString) const
-{
- wxString menuLabel = wxStripMenuCodes(menuString);
- for ( int i = 0; i < m_menuCount; i++ )
- {
- wxString title = wxStripMenuCodes(m_titles[i]);
- if ( menuString == title )
- return m_menus[i]->FindItem(itemString);
- }
-
- return wxNOT_FOUND;
-}
-
-wxMenuItem *wxMenuBar::FindItemForId (int id, wxMenu **itemMenu) const
-{
- if ( itemMenu )
- *itemMenu = NULL;
-
- wxMenuItem *item = NULL;
- for ( int i = 0; !item && (i < m_menuCount); i++ )
- {
- item = m_menus[i]->FindItemForId(id, itemMenu);
- }
-
- return item;
-}
-
-
-// ----------------------------------------------------------------------------
-// helper functions
-// ----------------------------------------------------------------------------
+#endif // wxUSE_ACCEL
-wxWindow *wxMenu::GetWindow() const
+void wxMenuBar::Attach(wxFrame *frame)
{
- if ( m_pInvokingWindow != NULL )
- return m_pInvokingWindow;
- else if ( m_menuBar != NULL)
- return m_menuBar->GetFrame();
+ wxMenuBarBase::Attach(frame);
- return NULL;
+#if wxUSE_ACCEL
+ RebuildAccelTable();
+#endif // wxUSE_ACCEL
}
-WXHMENU wxMenu::GetHMenu() const
+void wxMenuBar::Detach()
{
- if ( m_hMenu != 0 )
- return m_hMenu;
- else if ( m_savehMenu != 0 )
- return m_savehMenu;
-
- wxFAIL_MSG(wxT("wxMenu without HMENU"));
-
- return 0;
+ wxMenuBarBase::Detach();
}
-// Update a menu and all submenus recursively. source is the object that has
-// the update event handlers defined for it. If NULL, the menu or associated
-// window will be used.
-void wxMenu::UpdateUI(wxEvtHandler* source)
-{
- if (!source && GetInvokingWindow())
- source = GetInvokingWindow()->GetEventHandler();
- if (!source)
- source = GetEventHandler();
- if (!source)
- source = this;
-
- wxNode* node = GetItems().First();
- while (node)
- {
- wxMenuItem* item = (wxMenuItem*) node->Data();
- if ( !item->IsSeparator() )
- {
- wxWindowID id = item->GetId();
- wxUpdateUIEvent event(id);
- event.SetEventObject( source );
-
- if (source->ProcessEvent(event))
- {
- if (event.GetSetText())
- SetLabel(id, event.GetText());
- if (event.GetSetChecked())
- Check(id, event.GetChecked());
- if (event.GetSetEnabled())
- Enable(id, event.GetEnabled());
- }
-
- if (item->GetSubMenu())
- item->GetSubMenu()->UpdateUI(source);
- }
- node = node->Next();
- }
-}
+#endif // wxUSE_MENUS
projects / wxWidgets.git / blobdiff