// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
+// ===========================================================================
+// declarations
+// ===========================================================================
+
+// ---------------------------------------------------------------------------
+// headers
+// ---------------------------------------------------------------------------
+
#ifdef __GNUG__
#pragma implementation "menu.h"
#endif
#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>
// macros
// ----------------------------------------------------------------------------
-#if !USE_SHARED_LIBRARY
- IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
- IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxEvtHandler)
-#endif
-
-// convenience macro
-#define GetHMENU() ((HMENU)GetHMenu())
-#define GetHMenuOf(menu) ((HMENU)menu->GetHMenu())
+IMPLEMENT_DYNAMIC_CLASS(wxMenu, wxEvtHandler)
+IMPLEMENT_DYNAMIC_CLASS(wxMenuBar, wxWindow)
// ============================================================================
// implementation
// ============================================================================
-// Menus
+// ---------------------------------------------------------------------------
+// wxMenu construction, adding and removing menu items
+// ---------------------------------------------------------------------------
// Construct a menu with optional title (then use append)
-wxMenu::wxMenu(const wxString& title, const wxFunction func)
- : m_title(title)
+void wxMenu::Init()
{
- 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;
- 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()
{
- if (m_hMenu)
- DestroyMenu((HMENU) m_hMenu);
- m_hMenu = 0;
+ // 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() )
+ {
+ if ( !::DestroyMenu(GetHmenu()) )
+ {
+ wxLogLastError(wxT("DestroyMenu"));
+ }
+ }
- // Windows seems really bad on Menu de-allocation...
- // After many try, here is what I do: RemoveMenu() will ensure
- // that popup are "disconnected" from their parent; then call
- // delete method on each child (which in turn do a recursive job),
- // and finally, DestroyMenu()
- //
- // With that, BoundCheckers is happy, and no complaints...
- /*
- int N = 0 ;
- if (m_hMenu)
- N = GetMenuItemCount(m_hMenu);
- int i;
- for (i = N-1; i >= 0; i--)
- RemoveMenu(m_hMenu, i, MF_BYPOSITION);
- */
-
- // How is deleting submenus in this loop any different from deleting
- // the submenus in the children list, via ~wxWindow ?
- // I'll reinstate this deletion for now and remove addition
- // from children list (which doesn't exist now)
- // Julian 1/3/97
- 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->GetSubMenu())
- item->DeleteSubMenu();
-
- wxNode *next = node->Next();
- delete item;
- delete node;
- node = next;
- }
- /*
- if (m_hMenu)
- DestroyMenu(m_hMenu);
- m_hMenu = 0;
- */
+#if wxUSE_ACCEL
+ // delete accels
+ WX_CLEAR_ARRAY(m_accels);
+#endif // wxUSE_ACCEL
}
void wxMenu::Break()
{
- m_doBreak = TRUE ;
+ // this will take effect during the next call to Append()
+ m_doBreak = TRUE;
+}
+
+#if wxUSE_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;
}
-// function appends a new item or submenu to the menu
-void wxMenu::Append(wxMenuItem *pItem)
+void wxMenu::UpdateAccel(wxMenuItem *item)
{
- wxCHECK_RET( pItem != NULL, "can't append NULL item to the menu" );
+ if ( item->IsSubMenu() )
+ {
+ wxMenu *submenu = item->GetSubMenu();
+ wxMenuItemList::Node *node = submenu->GetMenuItems().GetFirst();
+ while ( node )
+ {
+ UpdateAccel(node->GetData());
- m_menuItems.Append(pItem);
+ 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.Remove(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;
+ // if "Break" has just been called, insert a menu break before this item
+ // (and don't forget to reset the flag)
if ( m_doBreak ) {
flags |= MF_MENUBREAK;
m_doBreak = FALSE;
flags |= MF_SEPARATOR;
}
- // id is the numeric id for normal menu items and HMENU for submenus
+ // id is the numeric id for normal menu items and HMENU for submenus as
+ // required by ::AppendMenu() API
UINT id;
- wxMenu *SubMenu = pItem->GetSubMenu();
- if ( SubMenu != NULL ) {
- wxASSERT( SubMenu->m_hMenu != (WXHMENU) NULL );
+ wxMenu *submenu = pItem->GetSubMenu();
+ if ( submenu != NULL ) {
+ wxASSERT_MSG( submenu->GetHMenu(), wxT("invalid submenu") );
- id = (UINT)SubMenu->m_hMenu;
+ submenu->SetParent(this);
- SubMenu->m_topLevelMenu = m_topLevelMenu;
- SubMenu->m_parent = this;
- SubMenu->m_savehMenu = (WXHMENU)id;
- SubMenu->m_hMenu = 0;
+ id = (UINT)submenu->GetHMenu();
flags |= MF_POPUP;
}
id = pItem->GetId();
}
- LPCSTR pData;
+ LPCTSTR pData;
#if wxUSE_OWNER_DRAWN
if ( pItem->IsOwnerDrawn() ) { // want to get {Measure|Draw}Item messages?
// item draws itself, pass pointer to it in data parameter
flags |= MF_OWNERDRAW;
- pData = (LPCSTR)pItem;
+ pData = (LPCTSTR)pItem;
}
else
#endif
{
// menu is just a normal string (passed in data parameter)
flags |= MF_STRING;
- pData = pItem->GetName();
+
+ pData = (wxChar*)pItem->GetText().c_str();
}
- // visually select the menu title
- if ( id == idMenuTitle )
+ BOOL ok;
+ if ( pos == (size_t)-1 )
+ {
+ ok = ::AppendMenu(GetHmenu(), flags, id, pData);
+ }
+ else
{
- // TODO use SetMenuItemInfo(MFS_DEFAULT) to put it in bold face
+ ok = ::InsertMenu(GetHmenu(), pos, flags | MF_BYPOSITION, id, pData);
}
- if ( !AppendMenu(GetHMENU(), flags, id, pData) )
+ if ( !ok )
{
- wxLogLastError("AppendMenu");
+ wxLogLastError(wxT("Insert or AppendMenu"));
+
+ return FALSE;
}
+ else
+ {
+ // if we just appended the title, highlight it
+#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;
- m_noItems++;
-}
+ if ( !SetMenuItemInfo(GetHmenu(), (unsigned)id, FALSE, &mii) )
+ {
+ wxLogLastError(wxT("SetMenuItemInfo"));
+ }
+ }
+#endif // __WIN32__
-void wxMenu::AppendSeparator()
-{
- Append(new wxMenuItem(this, ID_SEPARATOR));
+ // if we're already attached to the menubar, we must update it
+ if ( IsAttached() )
+ {
+ m_menuBar->Refresh();
+ }
+
+ return TRUE;
+ }
}
-// 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));
+ return wxMenuBase::DoAppend(item) && DoInsertOrAppend(item);
}
-// 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);
}
-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, "wxMenu::Delete(): item doesn't exist" );
+ // DoRemove() (unlike Remove) can only be called for existing item!
+ wxCHECK_MSG( node, NULL, wxT("bug in wxMenu::Remove logic") );
- HMENU menu = GetHMENU();
+#if wxUSE_ACCEL
+ // remove the corresponding accel from the accel table
+ int n = FindAccel(item->GetId());
+ if ( n != wxNOT_FOUND )
+ {
+ delete m_accels[n];
- 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();
- }
- else {
- DeleteMenu(menu, (UINT)pos, MF_BYPOSITION);
+ m_accels.Remove(n);
}
+ //else: this item doesn't have an accel, nothing to do
+#endif // wxUSE_ACCEL
- m_menuItems.DeleteNode(node);
- delete item;
-}
+ // remove the item from the menu
+ if ( !::RemoveMenu(GetHmenu(), (UINT)pos, MF_BYPOSITION) )
+ {
+ wxLogLastError(wxT("RemoveMenu"));
+ }
-void wxMenu::Enable(int id, bool Flag)
-{
- wxMenuItem *item = FindItemForId(id);
- wxCHECK_RET( item != NULL, "can't enable non-existing menu item" );
+ if ( IsAttached() )
+ {
+ // otherwise, the chane won't be visible
+ m_menuBar->Refresh();
+ }
- item->Enable(Flag);
+ // and from internal data structures
+ return wxMenuBase::DoRemove(item);
}
-bool wxMenu::IsEnabled(int id) const
-{
- wxMenuItem *item = FindItemForId(id);
- wxCHECK_MSG( item != NULL, FALSE, "invalid item id" );
+// ---------------------------------------------------------------------------
+// accelerator helpers
+// ---------------------------------------------------------------------------
- return item->IsEnabled();
-}
+#if wxUSE_ACCEL
-void wxMenu::Check(int id, bool Flag)
+// 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
{
- wxMenuItem *item = FindItemForId(id);
- wxCHECK_RET( item != NULL, "can't get status of non-existing menu item" );
+ size_t count = GetAccelCount();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ *accels++ = *m_accels[n];
+ }
- item->Check(Flag);
+ return count;
}
-bool wxMenu::IsChecked(int id) const
-{
- wxMenuItem *item = FindItemForId(id);
- wxCHECK_MSG( item != NULL, FALSE, "invalid item id" );
+#endif // wxUSE_ACCEL
- return item->IsChecked();
-}
+// ---------------------------------------------------------------------------
+// set wxMenu title
+// ---------------------------------------------------------------------------
void wxMenu::SetTitle(const wxString& label)
{
bool hasNoTitle = m_title.IsEmpty();
m_title = label;
- HMENU hMenu = GetHMENU();
+ HMENU hMenu = GetHmenu();
if ( hasNoTitle )
{
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("InsertMenu");
+ 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"));
}
}
}
-#ifndef __WIN16__
+#ifdef __WIN32__
// put the title string in bold face
if ( !m_title.IsEmpty() )
{
if ( !SetMenuItemInfo(hMenu, (unsigned)idMenuTitle, FALSE, &mii) )
{
- wxLogLastError("SetMenuItemInfo");
+ wxLogLastError(wxT("SetMenuItemInfo"));
}
}
-#endif
-}
-
-const wxString wxMenu::GetTitle() const
-{
- return m_title;
+#endif // Win32
}
-void wxMenu::SetLabel(int id, const wxString& label)
-{
- wxMenuItem *item = FindItemForId(id) ;
- if (item==NULL)
- return;
-
- if (item->GetSubMenu()==NULL)
- {
- HMENU hMenu = GetHMENU();
-
- UINT was_flag = GetMenuState(hMenu, id, MF_BYCOMMAND);
- ModifyMenu(hMenu, id, MF_BYCOMMAND | MF_STRING | was_flag, id, label);
- }
- else
- {
- wxMenu *father = item->GetSubMenu()->m_topLevelMenu ;
- wxNode *node = father->m_menuItems.First() ;
- int i = 0 ;
- while (node)
- {
- wxMenuItem *matched = (wxMenuItem*)node->Data() ;
- if (matched==item)
- break ;
- i++ ;
- node = node->Next() ;
- }
- // Here, we have the position.
- ModifyMenu((HMENU)father->m_savehMenu,i,
- MF_BYPOSITION|MF_STRING|MF_POPUP,
- (UINT)item->GetSubMenu()->m_savehMenu,(const char *)label) ;
- }
- item->SetName(label);
-}
-
-wxString wxMenu::GetLabel(int id) const
-{
- wxString label;
- wxMenuItem *pItem = FindItemForId(id) ;
- if (pItem)
- label = pItem->GetName() ;
- else
- wxFAIL_MSG("wxMenu::GetLabel: item doesn't exist");
-
- return label;
-}
+// ---------------------------------------------------------------------------
+// event processing
+// ---------------------------------------------------------------------------
bool wxMenu::MSWCommand(WXUINT WXUNUSED(param), WXWORD id)
{
wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED);
event.SetEventObject( this );
event.SetId( id );
- event.SetInt( id );
- ProcessCommand(event);
- }
-
- return TRUE;
-}
-
-// Finds the item id matching the given string, -1 if not found.
-int wxMenu::FindItem (const wxString& itemString) const
-{
- // FIXME fixed size buffer
- char buf1[200];
- char buf2[200];
- wxStripMenuCodes ((char *)(const char *)itemString, buf1);
-
- for (wxNode * node = m_menuItems.First (); node; node = node->Next ())
- {
- wxMenuItem *item = (wxMenuItem *) node->Data ();
- if (item->GetSubMenu())
- {
- int ans = item->GetSubMenu()->FindItem(itemString);
- if (ans > -1)
- return ans;
- }
- if ( !item->IsSeparator() )
- {
- wxStripMenuCodes((char *)item->GetName().c_str(), buf2);
- if (strcmp(buf1, buf2) == 0)
- return item->GetId();
- }
- }
- return wxNOT_FOUND;
-}
-
-wxMenuItem *wxMenu::FindItemForId(int itemId, wxMenu ** itemMenu) const
-{
- if (itemMenu)
- *itemMenu = NULL;
- for (wxNode * node = m_menuItems.First (); node; node = node->Next ())
- {
- wxMenuItem *item = (wxMenuItem *) node->Data ();
+ // 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
+ event.SetInt(::GetMenuState(GetHmenu(), id, MF_BYCOMMAND) & MF_CHECKED);
- if (item->GetId() == itemId)
- {
- if (itemMenu)
- *itemMenu = (wxMenu *) this;
- return item;
- }
-
- if (item->GetSubMenu())
- {
- wxMenuItem *ans = item->GetSubMenu()->FindItemForId (itemId, itemMenu);
- if (ans)
- return ans;
- }
+ ProcessCommand(event);
}
- if (itemMenu)
- *itemMenu = NULL;
- return NULL;
-}
-
-void wxMenu::SetHelpString(int itemId, const wxString& helpString)
-{
- wxMenuItem *item = FindItemForId (itemId);
- if (item)
- item->SetHelp(helpString);
- else
- wxFAIL_MSG("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("wxMenu::GetHelpString: item doesn't exist");
-
- return help;
+ return TRUE;
}
-void wxMenu::ProcessCommand(wxCommandEvent & event)
+bool wxMenu::ProcessCommand(wxCommandEvent & event)
{
bool processed = FALSE;
+#if wxUSE_MENU_CALLBACK
// Try a callback
if (m_callback)
{
(void)(*(m_callback))(*this, event);
processed = TRUE;
}
+#endif // wxUSE_MENU_CALLBACK
// Try the menu's event handler
if ( !processed && GetEventHandler())
wxWindow *win = GetInvokingWindow();
if ( !processed && win )
processed = win->GetEventHandler()->ProcessEvent(event);
+
+ return processed;
}
-bool wxWindow::PopupMenu(wxMenu *menu, int x, int y)
+// ---------------------------------------------------------------------------
+// other
+// ---------------------------------------------------------------------------
+
+void wxMenu::Attach(wxMenuBar *menubar)
{
- menu->SetInvokingWindow(this);
- menu->UpdateUI();
+ // 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") );
- HWND hWnd = (HWND) GetHWND();
- HMENU hMenu = (HMENU)menu->m_hMenu;
- POINT point;
- point.x = x;
- point.y = y;
- ::ClientToScreen(hWnd, &point);
- wxCurrentPopupMenu = menu;
- ::TrackPopupMenu(hMenu, TPM_RIGHTBUTTON, point.x, point.y, 0, hWnd, NULL);
- wxYield();
- wxCurrentPopupMenu = NULL;
+ m_menuBar = menubar;
+}
- menu->SetInvokingWindow(NULL);
+void wxMenu::Detach()
+{
+ wxASSERT_MSG( m_menuBar, wxT("can't detach menu if it's not attached") );
- return TRUE;
+ m_menuBar = NULL;
}
-// Menu Bar
-wxMenuBar::wxMenuBar()
+wxWindow *wxMenu::GetWindow() const
{
- m_eventHandler = this;
- m_menuCount = 0;
- m_menus = NULL;
- m_titles = NULL;
- m_menuBarFrame = NULL;
- m_hMenu = 0;
+ if ( m_invokingWindow != NULL )
+ return m_invokingWindow;
+ else if ( m_menuBar != NULL)
+ return m_menuBar->GetFrame();
+
+ return NULL;
}
-wxMenuBar::wxMenuBar( long WXUNUSED(style) )
+// ---------------------------------------------------------------------------
+// Menu Bar
+// ---------------------------------------------------------------------------
+
+void wxMenuBar::Init()
{
m_eventHandler = this;
- m_menuCount = 0;
- m_menus = NULL;
- m_titles = NULL;
m_menuBarFrame = NULL;
m_hMenu = 0;
}
-wxMenuBar::wxMenuBar(int N, wxMenu *Menus[], const wxString Titles[])
+wxMenuBar::wxMenuBar()
{
- m_eventHandler = this;
- m_menuCount = N;
- m_menus = Menus;
- m_titles = new wxString[N];
- int i;
- for ( i = 0; i < N; i++ )
- m_titles[i] = Titles[i];
- m_menuBarFrame = NULL;
- for (i = 0; i < N; i++)
- m_menus[i]->m_menuBar = (wxMenuBar *) this;
-
- m_hMenu = 0;
+ Init();
}
-wxMenuBar::~wxMenuBar()
+wxMenuBar::wxMenuBar( long WXUNUSED(style) )
{
- // In fact, don't want menu to be destroyed before MDI
- // shuffling has taken place. Let it be destroyed
- // automatically when the window is destroyed.
-
- // DestroyMenu(menu);
- // m_hMenu = NULL;
-
- int i;
- /*
- // See remarks in ::~wxMenu() method
- // BEWARE - this may interfere with MDI fixes, so
- // may need to remove
- int N = 0 ;
-
- if (m_menuBarFrame && ((m_menuBarFrame->GetWindowStyleFlag() & wxSDI) == wxSDI))
- {
- if (menu)
- N = GetMenuItemCount(menu) ;
- for (i = N-1; i >= 0; i--)
- RemoveMenu(menu, i, MF_BYPOSITION);
- }
- */
- for (i = 0; i < m_menuCount; i++)
- {
- delete m_menus[i];
- }
- delete[] m_menus;
- delete[] m_titles;
-
- /* Don't destroy menu here, in case we're MDI and
- need to do some shuffling with VALID menu handles.
- if (menu)
- DestroyMenu(menu);
- m_hMenu = 0;
- */
+ Init();
}
-// 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)
+wxMenuBar::wxMenuBar(int count, wxMenu *menus[], const wxString titles[])
{
- int flag = enable ? MF_ENABLED : MF_GRAYED;
+ Init();
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
+ m_titles.Alloc(count);
- wxCHECK_RET( item, "attempt to enable an item which doesn't exist" );
+ for ( int i = 0; i < count; i++ )
+ {
+ m_menus.Append(menus[i]);
+ m_titles.Add(titles[i]);
- EnableMenuItem(GetHMenuOf(itemMenu), id, MF_BYCOMMAND | flag);
+ menus[i]->Attach(this);
+ }
}
-void wxMenuBar::EnableTop(int pos, bool enable)
+wxMenuBar::~wxMenuBar()
{
- int flag = enable ? MF_ENABLED : MF_GRAYED;;
-
- EnableMenuItem((HMENU)m_hMenu, pos, MF_BYPOSITION | flag);
- DrawMenuBar((HWND)m_menuBarFrame->GetHWND()) ;
}
-// 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) ;
+// ---------------------------------------------------------------------------
+// wxMenuBar helpers
+// ---------------------------------------------------------------------------
- wxCHECK_RET( item, "attempt to check an item which doesn't exist" );
- wxCHECK_RET( item->IsCheckable(), "attempt to check an uncheckable item" );
+void wxMenuBar::Refresh()
+{
+ wxCHECK_RET( IsAttached(), wxT("can't refresh unattached menubar") );
- int flag = check ? MF_CHECKED : MF_UNCHECKED;
- CheckMenuItem(GetHMenuOf(itemMenu), id, MF_BYCOMMAND | flag);
+ DrawMenuBar(GetHwndOf(m_menuBarFrame));
}
-bool wxMenuBar::IsChecked(int id) const
+WXHMENU wxMenuBar::Create()
{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
+ if ( m_hMenu != 0 )
+ return m_hMenu;
- wxCHECK_MSG( item, FALSE, "wxMenuItem::IsChecked(): no such item" );
+ m_hMenu = (WXHMENU)::CreateMenu();
- int flag = ::GetMenuState(GetHMenuOf(itemMenu), id, MF_BYCOMMAND);
+ if ( !m_hMenu )
+ {
+ wxLogLastError(wxT("CreateMenu"));
+ }
+ else
+ {
+ 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(wxT("AppendMenu"));
+ }
+ }
+ }
- return (flag & MF_CHECKED) != 0;
+ return m_hMenu;
}
-bool wxMenuBar::IsEnabled(int id) const
-{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
-
- wxCHECK_MSG( item, FALSE, "wxMenuItem::IsEnabled(): no such item" );
-
- int flag = ::GetMenuState(GetHMenuOf(itemMenu), id, MF_BYCOMMAND) ;
+// ---------------------------------------------------------------------------
+// wxMenuBar functions to work with the top level submenus
+// ---------------------------------------------------------------------------
- return (flag & MF_ENABLED) != 0;
-}
+// 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::SetLabel(int id, const wxString& label)
+void wxMenuBar::EnableTop(size_t pos, bool enable)
{
- wxMenu *itemMenu = NULL;
- wxMenuItem *item = FindItemForId(id, &itemMenu) ;
+ wxCHECK_RET( IsAttached(), wxT("doesn't work with unattached menubars") );
- if (!item)
- return;
+ int flag = enable ? MF_ENABLED : MF_GRAYED;
+
+ EnableMenuItem((HMENU)m_hMenu, pos, MF_BYPOSITION | flag);
- HMENU hMenu = GetHMenuOf(itemMenu);
- UINT was_flag = ::GetMenuState(hMenu, id, MF_BYCOMMAND);
- ::ModifyMenu(hMenu, id, MF_BYCOMMAND | MF_STRING | was_flag, id, label);
+ Refresh();
}
-wxString wxMenuBar::GetLabel(int id) const
+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_MSG( item, "", "wxMenuItem::GetLabel(): no such item" );
+ m_titles[pos] = label;
- HMENU hMenu = GetHMenuOf(itemMenu);
- int len = ::GetMenuString(hMenu, id, NULL, 0, MF_BYCOMMAND);
+ if ( !IsAttached() )
+ {
+ return;
+ }
+ //else: have to modify the existing menu
- len++; // for the NUL character
- wxString label;
- ::GetMenuString(hMenu, id, label.GetWriteBuf(len), len, MF_BYCOMMAND);
- label.UngetWriteBuf();
+ UINT id;
+ UINT flagsOld = ::GetMenuState((HMENU)m_hMenu, pos, MF_BYPOSITION);
+ if ( flagsOld == 0xFFFFFFFF )
+ {
+ wxLogLastError(wxT("GetMenuState"));
- return label;
-}
+ return;
+ }
-void wxMenuBar::SetLabelTop(int pos, const wxString& label)
-{
- UINT id;
- UINT was_flag = ::GetMenuState((HMENU)m_hMenu, pos, MF_BYPOSITION);
- if (was_flag & MF_POPUP)
+ if ( flagsOld & MF_POPUP )
{
- was_flag &= 0xff ;
- id = (UINT)::GetSubMenu((HMENU)m_hMenu, pos) ;
+ // HIBYTE contains the number of items in the submenu in this case
+ flagsOld &= 0xff;
+ id = (UINT)::GetSubMenu((HMENU)m_hMenu, pos);
}
else
{
id = pos;
}
- ::ModifyMenu((HMENU)m_hMenu, pos, MF_BYPOSITION | MF_STRING | was_flag,
- id, label) ;
+ if ( ::ModifyMenu(GetHmenu(), pos, MF_BYPOSITION | MF_STRING | flagsOld,
+ id, label) == (int)0xFFFFFFFF )
+ {
+ 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);
-
- len++; // for the NUL character
- wxString label;
- ::GetMenuString((HMENU)m_hMenu, pos, label.GetWriteBuf(len), len, MF_BYCOMMAND);
- label.UngetWriteBuf();
+ wxCHECK_MSG( pos < GetMenuCount(), wxEmptyString,
+ wxT("invalid menu index in wxMenuBar::GetLabelTop") );
- return label;
+ return m_titles[pos];
}
-bool wxMenuBar::OnDelete(wxMenu *a_menu, int pos)
+// ---------------------------------------------------------------------------
+// wxMenuBar construction
+// ---------------------------------------------------------------------------
+
+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 FALSE;
+ m_titles[pos] = title;
+
+ if ( IsAttached() )
+ {
+ // can't use ModifyMenu() because it deletes the submenu it replaces
+ if ( !::RemoveMenu(GetHmenu(), (UINT)pos, MF_BYPOSITION) )
+ {
+ wxLogLastError(wxT("RemoveMenu"));
+ }
- if (RemoveMenu((HMENU)m_hMenu, (UINT)pos, MF_BYPOSITION)) {
- m_menus[pos]->m_hMenu = m_menus[pos]->m_savehMenu;
- m_menus[pos]->m_savehMenu = 0;
+ if ( !::InsertMenu(GetHmenu(), (UINT)pos,
+ MF_BYPOSITION | MF_POPUP | MF_STRING,
+ (UINT)GetHmenuOf(menu), title) )
+ {
+ wxLogLastError(wxT("InsertMenu"));
+ }
- if (m_menuBarFrame) {
- DrawMenuBar((HWND) m_menuBarFrame->GetHWND()) ;
+#if wxUSE_ACCEL
+ if ( menuOld->HasAccels() || menu->HasAccels() )
+ {
+ // need to rebuild accell table
+ RebuildAccelTable();
}
+#endif // wxUSE_ACCEL
- return TRUE;
+ Refresh();
}
- return FALSE;
+ return menuOld;
}
-bool wxMenuBar::OnAppend(wxMenu *a_menu, const char *title)
+bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
{
- if (!a_menu->m_hMenu)
+ if ( !wxMenuBarBase::Insert(pos, menu, title) )
return FALSE;
- if (!m_menuBarFrame)
- return TRUE;
+ m_titles.Insert(title, pos);
+
+ menu->Attach(this);
- a_menu->m_savehMenu = a_menu->m_hMenu;
- a_menu->m_hMenu = 0;
+ if ( IsAttached() )
+ {
+ if ( !::InsertMenu(GetHmenu(), pos,
+ MF_BYPOSITION | MF_POPUP | MF_STRING,
+ (UINT)GetHmenuOf(menu), title) )
+ {
+ wxLogLastError(wxT("InsertMenu"));
+ }
- AppendMenu((HMENU)m_hMenu, MF_POPUP | MF_STRING, (UINT)a_menu->m_savehMenu, title);
+#if wxUSE_ACCEL
+ if ( menu->HasAccels() )
+ {
+ // need to rebuild accell table
+ RebuildAccelTable();
+ }
+#endif // wxUSE_ACCEL
- DrawMenuBar((HWND)m_menuBarFrame->GetHWND());
+ Refresh();
+ }
return TRUE;
}
-void wxMenuBar::Append (wxMenu * menu, const wxString& title)
+bool wxMenuBar::Append(wxMenu *menu, const wxString& title)
{
- if (!OnAppend(menu, title))
- return;
+ WXHMENU submenu = menu ? menu->GetHMenu() : 0;
+ wxCHECK_MSG( submenu, FALSE, wxT("can't append invalid menu to menubar") );
- m_menuCount ++;
- wxMenu **new_menus = new wxMenu *[m_menuCount];
- wxString *new_titles = new wxString[m_menuCount];
- int i;
+ if ( !wxMenuBarBase::Append(menu, title) )
+ return FALSE;
- 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] = "";
- }
- if (m_menus)
+ menu->Attach(this);
+
+ m_titles.Add(title);
+
+ if ( IsAttached() )
{
- delete[]m_menus;
- delete[]m_titles;
- }
- m_menus = new_menus;
- m_titles = new_titles;
+ if ( !::AppendMenu(GetHmenu(), MF_POPUP | MF_STRING,
+ (UINT)submenu, title) )
+ {
+ wxLogLastError(wxT("AppendMenu"));
+ }
- m_menus[m_menuCount - 1] = (wxMenu *)menu;
- m_titles[m_menuCount - 1] = title;
+#if wxUSE_ACCEL
+ if ( menu->HasAccels() )
+ {
+ // need to rebuild accell table
+ RebuildAccelTable();
+ }
+#endif // wxUSE_ACCEL
+
+ Refresh();
+ }
- ((wxMenu *)menu)->m_menuBar = (wxMenuBar *) this;
- ((wxMenu *)menu)->SetParent(this);
+ return TRUE;
}
-void wxMenuBar::Delete(wxMenu * menu, int i)
+wxMenu *wxMenuBar::Remove(size_t pos)
{
- int j;
- int ii = (int) i;
+ wxMenu *menu = wxMenuBarBase::Remove(pos);
+ if ( !menu )
+ return NULL;
- if (menu != 0) {
- for (ii = 0; ii < m_menuCount; ii++) {
- if (m_menus[ii] == menu)
- break;
+ if ( IsAttached() )
+ {
+ 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->Detach();
- 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();
}
-}
-// Find the menu menuString, item itemString, and return the item id.
-// Returns -1 if none found.
-int wxMenuBar::FindMenuItem (const wxString& menuString, const wxString& itemString) const
-{
- char buf1[200];
- char buf2[200];
- wxStripMenuCodes ((char *)(const char *)menuString, buf1);
- int i;
- for (i = 0; i < m_menuCount; i++)
- {
- wxStripMenuCodes ((char *)(const char *)m_titles[i], buf2);
- if (strcmp (buf1, buf2) == 0)
- return m_menus[i]->FindItem (itemString);
- }
- return -1;
+ m_titles.Remove(pos);
+
+ return menu;
}
-wxMenuItem *wxMenuBar::FindItemForId (int id, wxMenu ** itemMenu) const
-{
- if (itemMenu)
- *itemMenu = NULL;
+#if wxUSE_ACCEL
- wxMenuItem *item = NULL;
- int i;
- for (i = 0; i < m_menuCount; i++)
+void wxMenuBar::RebuildAccelTable()
+{
+ // merge the accelerators of all menus into one accel table
+ size_t nAccelCount = 0;
+ size_t i, count = GetMenuCount();
+ for ( i = 0; i < count; i++ )
{
- item = m_menus[i]->FindItemForId (id, itemMenu);
- if (item)
- return item;
+ nAccelCount += m_menus[i]->GetAccelCount();
}
- return NULL;
-}
-void wxMenuBar::SetHelpString (int id, const wxString& helpString)
-{
- int i;
- for (i = 0; i < m_menuCount; i++)
+ if ( nAccelCount )
{
- if (m_menus[i]->FindItemForId (id))
+ wxAcceleratorEntry *accelEntries = new wxAcceleratorEntry[nAccelCount];
+
+ nAccelCount = 0;
+ for ( i = 0; i < count; i++ )
{
- m_menus[i]->SetHelpString (id, helpString);
- return;
+ nAccelCount += m_menus[i]->CopyAccels(&accelEntries[nAccelCount]);
}
- }
-}
-
-wxString wxMenuBar::GetHelpString (int id) const
-{
- wxString helpString;
- for (int i = 0; i < m_menuCount; i++)
- {
- wxMenuItem *item = m_menus[i]->FindItemForId(id);
- if ( item )
- {
- helpString = item->GetHelp();
+ m_accelTable = wxAcceleratorTable(nAccelCount, accelEntries);
- break;
- }
+ delete [] accelEntries;
}
-
- return helpString;
}
-// ----------------------------------------------------------------------------
-// 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->m_menuBarFrame;
+// wxASSERT_MSG( !IsAttached(), wxT("menubar already attached!") );
- return NULL;
+ m_menuBarFrame = frame;
+
+#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;
+// ::DestroyMenu((HMENU)m_hMenu);
+ m_hMenu = (WXHMENU)NULL;
+ m_menuBarFrame = NULL;
+}
- wxFAIL_MSG("wxMenu without HMENU");
- return 0;
-}
+// ---------------------------------------------------------------------------
+// wxMenuBar searching for menu items
+// ---------------------------------------------------------------------------
-// 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)
+// Find the itemString in menuString, and return the item id or wxNOT_FOUND
+int wxMenuBar::FindMenuItem(const wxString& menuString,
+ const wxString& itemString) const
{
- if (!source && GetInvokingWindow())
- source = GetInvokingWindow()->GetEventHandler();
- if (!source)
- source = GetEventHandler();
- if (!source)
- source = this;
-
- wxNode* node = GetItems().First();
- while (node)
+ wxString menuLabel = wxStripMenuCodes(menuString);
+ size_t count = GetMenuCount();
+ for ( size_t i = 0; i < count; i++ )
{
- wxMenuItem* item = (wxMenuItem*) node->Data();
- if ( !item->IsSeparator() )
- {
- wxWindowID id = item->GetId();
- wxUpdateUIEvent event(id);
- event.SetEventObject( source );
+ wxString title = wxStripMenuCodes(m_titles[i]);
+ if ( menuLabel == title )
+ return m_menus[i]->FindItem(itemString);
+ }
- 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());
- }
+ return wxNOT_FOUND;
+}
- if (item->GetSubMenu())
- item->GetSubMenu()->UpdateUI(source);
- }
- node = node->Next();
+wxMenuItem *wxMenuBar::FindItem(int id, wxMenu **itemMenu) const
+{
+ if ( itemMenu )
+ *itemMenu = NULL;
+
+ wxMenuItem *item = NULL;
+ size_t count = GetMenuCount();
+ for ( size_t i = 0; !item && (i < count); i++ )
+ {
+ item = m_menus[i]->FindItem(id, itemMenu);
}
+
+ return item;
}
+
projects / wxWidgets.git / blobdiff