X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/adc6fb165a5b50a4f8e363a0675d2ce32a0d0e4f..bf918b97ed1ee60dbf296fa36764e6ac3e514b94:/src/msw/menu.cpp diff --git a/src/msw/menu.cpp b/src/msw/menu.cpp index dce4d3edb9..6420604cc5 100644 --- a/src/msw/menu.cpp +++ b/src/msw/menu.cpp @@ -28,11 +28,14 @@ #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 @@ -40,9 +43,6 @@ #endif #include "wx/msw/private.h" -#include "wx/msw/menu.h" -#include "wx/menuitem.h" -#include "wx/log.h" // other standard headers #include @@ -61,90 +61,158 @@ extern wxMenu *wxCurrentPopupMenu; 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 - wxAcceleratorEntry *accel = wxGetAccelFromString(pItem->GetText()); - if ( accel ) { - m_accels.Add(accel); + +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(); + + // 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 + { + // 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 ( 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; @@ -165,13 +233,11 @@ void wxMenu::Append(wxMenuItem *pItem) 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; } @@ -193,104 +259,162 @@ void wxMenu::Append(wxMenuItem *pItem) // menu is just a normal string (passed in data parameter) flags |= MF_STRING; - pData = (char*)pItem->GetText().c_str(); + 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 @@ -307,84 +431,7 @@ size_t wxMenu::CopyAccels(wxAcceleratorEntry *accels) const #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->SetText(label); -} - -wxString wxMenu::GetLabel(int id) const -{ - wxString label; - wxMenuItem *pItem = FindItemForId(id) ; - if (pItem) - label = pItem->GetText() ; - 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) @@ -398,9 +445,9 @@ 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")); } @@ -414,17 +461,17 @@ void wxMenu::SetTitle(const wxString& label) 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")); } } } @@ -433,22 +480,9 @@ void wxMenu::SetTitle(const wxString& label) // 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 } // --------------------------------------------------------------------------- @@ -462,120 +496,28 @@ bool wxMenu::MSWCommand(WXUINT WXUNUSED(param), WXWORD id) // 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->GetText()); - 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; } // --------------------------------------------------------------------------- @@ -585,10 +527,6 @@ void wxMenu::Detach() void wxMenuBar::Init() { m_eventHandler = this; - m_menuCount = 0; - m_menus = NULL; - m_titles = NULL; - m_menuBarFrame = NULL; m_hMenu = 0; } @@ -606,27 +544,26 @@ wxMenuBar::wxMenuBar(int count, wxMenu *menus[], const wxString titles[]) { 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; } // --------------------------------------------------------------------------- @@ -635,33 +572,32 @@ wxMenuBar::~wxMenuBar() 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")); } } } @@ -670,118 +606,35 @@ WXHMENU wxMenuBar::Create() } // --------------------------------------------------------------------------- -// 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); -} +// 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 -void wxMenuBar::EnableTop(int pos, bool enable) +void wxMenuBar::EnableTop(size_t pos, bool enable) { - int flag = enable ? MF_ENABLED : MF_GRAYED;; + wxCHECK_RET( IsAttached(), wxT("doesn't work with unattached menubars") ); + + int flag = enable ? MF_ENABLED : MF_GRAYED; EnableMenuItem((HMENU)m_hMenu, pos, MF_BYPOSITION | flag); Refresh(); } -// 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->SetText(label); -} - -wxString wxMenuBar::GetLabel(int id) const -{ - wxMenu *itemMenu = NULL; - wxMenuItem *item = FindItemForId(id, &itemMenu) ; - - wxCHECK_MSG( item, wxEmptyString, - wxT("wxMenuBar::GetLabel(): no such item") ); - - return item->GetText(); -} - -void wxMenuBar::SetHelpString (int id, const wxString& helpString) +void wxMenuBar::SetLabelTop(size_t pos, const wxString& label) { - wxMenu *itemMenu = NULL; - wxMenuItem *item = FindItemForId(id, &itemMenu) ; + wxCHECK_RET( pos < GetMenuCount(), wxT("invalid menu index") ); - wxCHECK_RET( item, wxT("wxMenuBar::SetHelpString(): no such item") ); + m_titles[pos] = label; - item->SetHelp(helpString); -} - -wxString wxMenuBar::GetHelpString (int id) const -{ - wxMenu *itemMenu = NULL; - wxMenuItem *item = FindItemForId(id, &itemMenu) ; - - wxCHECK_MSG( item, wxT(""), wxT("wxMenuBar::GetHelpString(): no such item") ); - - return item->GetHelp(); -} - -// --------------------------------------------------------------------------- -// 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 ) @@ -794,8 +647,8 @@ void wxMenuBar::SetLabelTop(int pos, const wxString& label) 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 { @@ -805,219 +658,160 @@ void wxMenuBar::SetLabelTop(int pos, const wxString& label) 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(); } @@ -1027,7 +821,7 @@ void wxMenuBar::Attach(wxFrame *frame) 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]); } @@ -1036,112 +830,22 @@ void wxMenuBar::Attach(wxFrame *frame) 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