X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/52130557bfa9d969c7c274bebbf7afc2e496321d..787d22ec24ac07aa61154eb1eea9c4183e6efcc5:/src/common/menucmn.cpp diff --git a/src/common/menucmn.cpp b/src/common/menucmn.cpp index 5fa6e0723b..707646dfa7 100644 --- a/src/common/menucmn.cpp +++ b/src/common/menucmn.cpp @@ -24,13 +24,17 @@ // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" -#include - #ifdef __BORLANDC__ #pragma hdrstop #endif +#if wxUSE_MENUS + +#include + #ifndef WX_PRECOMP + #include "wx/intl.h" + #include "wx/log.h" #include "wx/menu.h" #endif @@ -51,14 +55,172 @@ WX_DEFINE_LIST(wxMenuItemList); // wxMenuItem // ---------------------------------------------------------------------------- +wxMenuItemBase::wxMenuItemBase(wxMenu *parentMenu, + int id, + const wxString& text, + const wxString& help, + wxItemKind kind, + wxMenu *subMenu) + : m_text(text), + m_help(help) +{ + wxASSERT_MSG( parentMenu != NULL, wxT("menuitem should have a menu") ); + + m_parentMenu = parentMenu; + m_subMenu = subMenu; + m_isEnabled = TRUE; + m_isChecked = FALSE; + m_id = id; + m_kind = kind; +} + wxMenuItemBase::~wxMenuItemBase() { - if (m_subMenu) - delete m_subMenu; + delete m_subMenu; } #if wxUSE_ACCEL +// return wxAcceleratorEntry for the given menu string or NULL if none +// specified +wxAcceleratorEntry *wxGetAccelFromString(const wxString& label) +{ + // check for accelerators: they are given after '\t' + 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 { + // we may have "Ctrl-+", for example, but we still want to + // catch typos like "Crtl-A" so only give the warning if we + // have something before the current '+' or '-', else take + // it as a literal symbol + if ( current.empty() ) + { + current += label[n]; + + // skip clearing it below + continue; + } + else + { + wxLogDebug(wxT("Unknown accel modifier: '%s'"), + current.c_str()); + } + } + + current.clear(); + } + else { + current += wxTolower(label[n]); + } + } + + if ( current.IsEmpty() ) { + wxLogDebug(wxT("No accel key found, accel string ignored.")); + } + else { + if ( current.Len() == 1 ) { + // it's a letter + keyCode = current[0U]; + + // Only call wxToupper if control, alt, or shift is held down, + // otherwise lower case accelerators won't work. + if (accelFlags != wxACCEL_NORMAL) { + keyCode = wxToupper(keyCode); + } + } + 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 = WXK_F1 + n - 1; + } + else { + // several special cases + current.MakeUpper(); + if ( current == wxT("DEL") ) { + keyCode = WXK_DELETE; + } + else if ( current == wxT("DELETE") ) { + keyCode = WXK_DELETE; + } + else if ( current == wxT("INS") ) { + keyCode = WXK_INSERT; + } + else if ( current == wxT("INSERT") ) { + keyCode = WXK_INSERT; + } + else if ( current == wxT("ENTER") || current == wxT("RETURN") ) { + keyCode = WXK_RETURN; + } + else if ( current == wxT("PGUP") ) { + keyCode = WXK_PRIOR; + } + else if ( current == wxT("PGDN") ) { + keyCode = WXK_NEXT; + } + else if ( current == wxT("LEFT") ) { + keyCode = WXK_LEFT; + } + else if ( current == wxT("RIGHT") ) { + keyCode = WXK_RIGHT; + } + else if ( current == wxT("UP") ) { + keyCode = WXK_UP; + } + else if ( current == wxT("DOWN") ) { + keyCode = WXK_DOWN; + } + else if ( current == wxT("HOME") ) { + keyCode = WXK_HOME; + } + else if ( current == wxT("END") ) { + keyCode = WXK_END; + } + else if ( current == wxT("SPACE") ) { + keyCode = WXK_SPACE; + } + else if ( current == wxT("TAB") ) { + keyCode = WXK_TAB; + } + else + { + wxLogDebug(wxT("Unrecognized accel key '%s', accel string ignored."), + current.c_str()); + } + } + } + } + + if ( keyCode ) { + // we do have something + return new wxAcceleratorEntry(accelFlags, keyCode); + } + } + + return (wxAcceleratorEntry *)NULL; +} + +wxAcceleratorEntry *wxMenuItemBase::GetAccel() const +{ + return wxGetAccelFromString(GetText()); +} + void wxMenuItemBase::SetAccel(wxAcceleratorEntry *accel) { wxString text = m_text.BeforeFirst(wxT('\t')); @@ -136,18 +298,35 @@ void wxMenuBase::Init(long style) wxMenuBase::~wxMenuBase() { // nothing to do, wxMenuItemList dtor will delete the menu items. - // Actually, in GTK, the submenus have to get deleted first. + + // Actually, in GTK, the submenus have to get deleted first. } // ---------------------------------------------------------------------------- // wxMenu item adding/removing // ---------------------------------------------------------------------------- +void wxMenuBase::AddSubMenu(wxMenu *submenu) +{ + wxCHECK_RET( submenu, _T("can't add a NULL submenu") ); + + if ( m_menuBar ) + { + submenu->Attach(m_menuBar); + } + + submenu->SetParent((wxMenu *)this); +} + bool wxMenuBase::DoAppend(wxMenuItem *item) { wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Append()") ); m_items.Append(item); + if ( item->IsSubMenu() ) + { + AddSubMenu(item->GetSubMenu()); + } return TRUE; } @@ -177,6 +356,10 @@ bool wxMenuBase::DoInsert(size_t pos, wxMenuItem *item) wxCHECK_MSG( node, FALSE, wxT("invalid index in wxMenu::Insert()") ); m_items.Insert(node, item); + if ( item->IsSubMenu() ) + { + AddSubMenu(item->GetSubMenu()); + } return TRUE; } @@ -212,7 +395,7 @@ wxMenuItem *wxMenuBase::DoRemove(wxMenuItem *item) bool wxMenuBase::Delete(wxMenuItem *item) { - wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Delete") ); + wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Delete") ); return DoDelete(item); } @@ -232,7 +415,7 @@ bool wxMenuBase::DoDelete(wxMenuItem *item) bool wxMenuBase::Destroy(wxMenuItem *item) { - wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Destroy") ); + wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Destroy") ); return DoDestroy(item); } @@ -266,7 +449,10 @@ int wxMenuBase::FindItem(const wxString& text) const if ( rc != wxNOT_FOUND ) return rc; } - else if ( !item->IsSeparator() ) + + // we execute this code for submenus as well to alllow finding them by + // name just like the ordinary items + if ( !item->IsSeparator() ) { if ( item->GetLabel() == label ) return item->GetId(); @@ -336,7 +522,7 @@ wxMenuItem *wxMenuBase::FindChildItem(int id, size_t *ppos) const } // ---------------------------------------------------------------------------- -// wxMenu helpers +// wxMenu helpers used by derived classes // ---------------------------------------------------------------------------- // Update a menu and all submenus recursively. source is the object that has @@ -382,6 +568,75 @@ void wxMenuBase::UpdateUI(wxEvtHandler* source) } } +bool wxMenuBase::SendEvent(int id, int checked) +{ + wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED, id); + event.SetEventObject(this); + event.SetInt(checked); + + 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 ) + { + wxEvtHandler *handler = GetEventHandler(); + if ( handler ) + processed = handler->ProcessEvent(event); + } + + // Try the window the menu was popped up from (and up through the + // hierarchy) + if ( !processed ) + { + const wxMenuBase *menu = this; + while ( menu ) + { + wxWindow *win = menu->GetInvokingWindow(); + if ( win ) + { + processed = win->GetEventHandler()->ProcessEvent(event); + break; + } + + menu = menu->GetParent(); + } + } + + return processed; +} + +// ---------------------------------------------------------------------------- +// wxMenu attaching/detaching to/from menu bar +// ---------------------------------------------------------------------------- + +void wxMenuBase::Attach(wxMenuBarBase *menubar) +{ + // use Detach() instead! + wxASSERT_MSG( menubar, _T("menu can't be attached to NULL menubar") ); + + // use IsAttached() to prevent this from happening + wxASSERT_MSG( !m_menuBar, _T("attaching menu twice?") ); + + m_menuBar = (wxMenuBar *)menubar; +} + +void wxMenuBase::Detach() +{ + // use IsAttached() to prevent this from happening + wxASSERT_MSG( m_menuBar, _T("detaching unattached menu?") ); + + m_menuBar = NULL; +} + // ---------------------------------------------------------------------------- // wxMenu functions forwarded to wxMenuItem // ---------------------------------------------------------------------------- @@ -466,6 +721,9 @@ wxMenuBarBase::wxMenuBarBase() { // we own the menus when we get them m_menus.DeleteContents(TRUE); + + // not attached yet + m_menuBarFrame = NULL; } wxMenuBarBase::~wxMenuBarBase() @@ -492,6 +750,7 @@ bool wxMenuBarBase::Append(wxMenu *menu, const wxString& WXUNUSED(title)) wxCHECK_MSG( menu, FALSE, wxT("can't append NULL menu") ); m_menus.Append(menu); + menu->Attach(this); return TRUE; } @@ -501,9 +760,9 @@ bool wxMenuBarBase::Insert(size_t pos, wxMenu *menu, { if ( pos == m_menus.GetCount() ) { - return Append(menu, title); + return wxMenuBarBase::Append(menu, title); } - else + else // not at the end { wxCHECK_MSG( menu, FALSE, wxT("can't insert NULL menu") ); @@ -511,6 +770,7 @@ bool wxMenuBarBase::Insert(size_t pos, wxMenu *menu, wxCHECK_MSG( node, FALSE, wxT("bad index in wxMenuBar::Insert()") ); m_menus.Insert(node, menu); + menu->Attach(this); return TRUE; } @@ -527,6 +787,9 @@ wxMenu *wxMenuBarBase::Replace(size_t pos, wxMenu *menu, wxMenu *menuOld = node->GetData(); node->SetData(menu); + menu->Attach(this); + menuOld->Detach(); + return menuOld; } @@ -538,13 +801,14 @@ wxMenu *wxMenuBarBase::Remove(size_t pos) node = m_menus.DetachNode(node); wxCHECK( node, NULL ); // unexpected wxMenu *menu = node->GetData(); + menu->Detach(); delete node; return menu; } -int wxMenuBarBase::FindMenu(const wxString& title) +int wxMenuBarBase::FindMenu(const wxString& title) const { wxString label = wxMenuItem::GetLabelFromText(title); @@ -556,7 +820,7 @@ int wxMenuBarBase::FindMenu(const wxString& title) (wxMenuItem::GetLabelFromText(title2) == label) ) { // found - return (int)i; + return (int)i; } } @@ -564,6 +828,58 @@ int wxMenuBarBase::FindMenu(const wxString& title) } +// ---------------------------------------------------------------------------- +// wxMenuBar attaching/detaching to/from the frame +// ---------------------------------------------------------------------------- + +void wxMenuBarBase::Attach(wxFrame *frame) +{ + wxASSERT_MSG( !IsAttached(), wxT("menubar already attached!") ); + + m_menuBarFrame = frame; +} + +void wxMenuBarBase::Detach() +{ + wxASSERT_MSG( IsAttached(), wxT("detaching unattached menubar") ); + + m_menuBarFrame = NULL; +} + +// ---------------------------------------------------------------------------- +// wxMenuBar searching for items +// ---------------------------------------------------------------------------- + +wxMenuItem *wxMenuBarBase::FindItem(int id, wxMenu **menu) const +{ + if ( menu ) + *menu = NULL; + + wxMenuItem *item = NULL; + size_t count = GetMenuCount(); + for ( size_t i = 0; !item && (i < count); i++ ) + { + item = m_menus[i]->FindItem(id, menu); + } + + return item; +} + +int wxMenuBarBase::FindMenuItem(const wxString& menu, const wxString& item) const +{ + wxString label = wxMenuItem::GetLabelFromText(menu); + + int i = 0; + wxMenuList::Node *node; + for ( node = m_menus.GetFirst(); node; node = node->GetNext(), i++ ) + { + if ( label == wxMenuItem::GetLabelFromText(GetLabelTop(i)) ) + return node->GetData()->FindItem(item); + } + + return wxNOT_FOUND; +} + // --------------------------------------------------------------------------- // wxMenuBar functions forwarded to wxMenuItem // --------------------------------------------------------------------------- @@ -643,3 +959,4 @@ wxString wxMenuBarBase::GetHelpString(int id) const return item->GetHelp(); } +#endif // wxUSE_MENUS