| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/osx/menuitem_osx.cpp |
| 3 | // Purpose: wxMenuItem implementation |
| 4 | // Author: Stefan Csomor |
| 5 | // Modified by: |
| 6 | // Created: 1998-01-01 |
| 7 | // RCS-ID: $Id: menuitem.cpp 54129 2008-06-11 19:30:52Z SC $ |
| 8 | // Copyright: (c) Stefan Csomor |
| 9 | // Licence: wxWindows licence |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #include "wx/wxprec.h" |
| 13 | |
| 14 | #if wxUSE_MENUS |
| 15 | |
| 16 | #include "wx/menuitem.h" |
| 17 | #include "wx/stockitem.h" |
| 18 | |
| 19 | #ifndef WX_PRECOMP |
| 20 | #include "wx/app.h" |
| 21 | #include "wx/menu.h" |
| 22 | #endif // WX_PRECOMP |
| 23 | |
| 24 | #include "wx/osx/private.h" |
| 25 | |
| 26 | IMPLEMENT_ABSTRACT_CLASS( wxMenuItemImpl , wxObject ) |
| 27 | |
| 28 | wxMenuItemImpl::~wxMenuItemImpl() |
| 29 | { |
| 30 | } |
| 31 | |
| 32 | IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject) |
| 33 | |
| 34 | wxMenuItem::wxMenuItem(wxMenu *pParentMenu, |
| 35 | int id, |
| 36 | const wxString& t, |
| 37 | const wxString& strHelp, |
| 38 | wxItemKind kind, |
| 39 | wxMenu *pSubMenu) |
| 40 | :wxMenuItemBase(pParentMenu, id, t, strHelp, kind, pSubMenu) |
| 41 | { |
| 42 | wxASSERT_MSG( id != 0 || pSubMenu != NULL , wxT("A MenuItem ID of Zero does not work under Mac") ) ; |
| 43 | |
| 44 | // In other languages there is no difference in naming the Exit/Quit menu item between MacOS and Windows guidelines |
| 45 | // therefore these item must not be translated |
| 46 | if ( wxStripMenuCodes(m_text).Upper() == wxT("EXIT") ) |
| 47 | m_text = wxT("Quit\tCtrl+Q") ; |
| 48 | |
| 49 | m_radioGroup.start = -1; |
| 50 | m_isRadioGroupStart = false; |
| 51 | |
| 52 | wxString text = wxStripMenuCodes(m_text); |
| 53 | if (text.IsEmpty() && !IsSeparator()) |
| 54 | { |
| 55 | wxASSERT_MSG(wxIsStockID(GetId()), wxT("A non-stock menu item with an empty label?")); |
| 56 | text = wxGetStockLabel(GetId(), wxSTOCK_WITH_ACCELERATOR|wxSTOCK_WITH_MNEMONIC); |
| 57 | } |
| 58 | |
| 59 | wxAcceleratorEntry *entry = wxAcceleratorEntry::Create( m_text ) ; |
| 60 | // use accessors for ID and Kind because they might have been changed in the base constructor |
| 61 | m_peer = wxMenuItemImpl::Create( this, pParentMenu, GetId(), text, entry, strHelp, GetKind(), pSubMenu ); |
| 62 | delete entry; |
| 63 | } |
| 64 | |
| 65 | wxMenuItem::~wxMenuItem() |
| 66 | { |
| 67 | delete m_peer; |
| 68 | } |
| 69 | |
| 70 | // change item state |
| 71 | // ----------------- |
| 72 | |
| 73 | void wxMenuItem::SetBitmap(const wxBitmap& bitmap) |
| 74 | { |
| 75 | m_bitmap = bitmap; |
| 76 | UpdateItemBitmap(); |
| 77 | } |
| 78 | |
| 79 | void wxMenuItem::Enable(bool bDoEnable) |
| 80 | { |
| 81 | if (( m_isEnabled != bDoEnable |
| 82 | // avoid changing menuitem state when menu is disabled |
| 83 | // eg. BeginAppModalStateForWindow() will disable menus and ignore this change |
| 84 | // which in turn causes m_isEnabled to become out of sync with real menuitem state |
| 85 | #if wxOSX_USE_CARBON |
| 86 | && !(m_parentMenu && !IsMenuItemEnabled(MAC_WXHMENU(m_parentMenu->GetHMenu()), 0)) |
| 87 | #endif |
| 88 | ) |
| 89 | // always update builtin menuitems |
| 90 | || ( GetId() == wxApp::s_macPreferencesMenuItemId |
| 91 | || GetId() == wxApp::s_macExitMenuItemId |
| 92 | || GetId() == wxApp::s_macAboutMenuItemId |
| 93 | )) |
| 94 | { |
| 95 | wxMenuItemBase::Enable( bDoEnable ) ; |
| 96 | UpdateItemStatus() ; |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | void wxMenuItem::UncheckRadio() |
| 101 | { |
| 102 | if ( m_isChecked ) |
| 103 | { |
| 104 | wxMenuItemBase::Check( false ) ; |
| 105 | UpdateItemStatus() ; |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | void wxMenuItem::Check(bool bDoCheck) |
| 110 | { |
| 111 | wxCHECK_RET( IsCheckable() && !IsSeparator(), wxT("only checkable items may be checked") ); |
| 112 | |
| 113 | if ( m_isChecked != bDoCheck ) |
| 114 | { |
| 115 | if ( GetKind() == wxITEM_RADIO ) |
| 116 | { |
| 117 | if ( bDoCheck ) |
| 118 | { |
| 119 | wxMenuItemBase::Check( bDoCheck ) ; |
| 120 | UpdateItemStatus() ; |
| 121 | |
| 122 | // get the index of this item in the menu |
| 123 | const wxMenuItemList& items = m_parentMenu->GetMenuItems(); |
| 124 | int pos = items.IndexOf(this); |
| 125 | wxCHECK_RET( pos != wxNOT_FOUND, |
| 126 | wxT("menuitem not found in the menu items list?") ); |
| 127 | |
| 128 | // get the radio group range |
| 129 | int start, end; |
| 130 | |
| 131 | if ( m_isRadioGroupStart ) |
| 132 | { |
| 133 | // we already have all information we need |
| 134 | start = pos; |
| 135 | end = m_radioGroup.end; |
| 136 | } |
| 137 | else // next radio group item |
| 138 | { |
| 139 | // get the radio group end from the start item |
| 140 | start = m_radioGroup.start; |
| 141 | end = items.Item(start)->GetData()->m_radioGroup.end; |
| 142 | } |
| 143 | |
| 144 | // also uncheck all the other items in this radio group |
| 145 | wxMenuItemList::compatibility_iterator node = items.Item(start); |
| 146 | for ( int n = start; n <= end && node; n++ ) |
| 147 | { |
| 148 | if ( n != pos ) |
| 149 | ((wxMenuItem*)node->GetData())->UncheckRadio(); |
| 150 | |
| 151 | node = node->GetNext(); |
| 152 | } |
| 153 | } |
| 154 | } |
| 155 | else |
| 156 | { |
| 157 | wxMenuItemBase::Check( bDoCheck ) ; |
| 158 | UpdateItemStatus() ; |
| 159 | } |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | void wxMenuItem::SetItemLabel(const wxString& text) |
| 164 | { |
| 165 | // don't do anything if label didn't change |
| 166 | if ( m_text == text ) |
| 167 | return; |
| 168 | |
| 169 | wxMenuItemBase::SetItemLabel(text); |
| 170 | |
| 171 | UpdateItemText() ; |
| 172 | } |
| 173 | |
| 174 | |
| 175 | void wxMenuItem::UpdateItemBitmap() |
| 176 | { |
| 177 | if ( !m_parentMenu ) |
| 178 | return; |
| 179 | |
| 180 | if ( m_bitmap.Ok() ) |
| 181 | { |
| 182 | m_peer->SetBitmap( m_bitmap ); |
| 183 | } |
| 184 | } |
| 185 | |
| 186 | void wxMenuItem::UpdateItemStatus() |
| 187 | { |
| 188 | if ( !m_parentMenu ) |
| 189 | return ; |
| 190 | |
| 191 | if ( IsSeparator() ) |
| 192 | return ; |
| 193 | |
| 194 | if ( IsCheckable() && IsChecked() ) |
| 195 | m_peer->Check( true ); |
| 196 | else |
| 197 | m_peer->Check( false ); |
| 198 | |
| 199 | m_peer->Enable( IsEnabled() ); |
| 200 | } |
| 201 | |
| 202 | void wxMenuItem::UpdateItemText() |
| 203 | { |
| 204 | if ( !m_parentMenu ) |
| 205 | return ; |
| 206 | |
| 207 | wxString text = wxStripMenuCodes(m_text); |
| 208 | if (text.IsEmpty() && !IsSeparator()) |
| 209 | { |
| 210 | wxASSERT_MSG(wxIsStockID(GetId()), wxT("A non-stock menu item with an empty label?")); |
| 211 | text = wxGetStockLabel(GetId(), wxSTOCK_WITH_ACCELERATOR|wxSTOCK_WITH_MNEMONIC); |
| 212 | } |
| 213 | |
| 214 | wxAcceleratorEntry *entry = wxAcceleratorEntry::Create( m_text ) ; |
| 215 | m_peer->SetLabel( text, entry ); |
| 216 | delete entry ; |
| 217 | } |
| 218 | |
| 219 | // radio group stuff |
| 220 | // ----------------- |
| 221 | |
| 222 | void wxMenuItem::SetAsRadioGroupStart() |
| 223 | { |
| 224 | m_isRadioGroupStart = true; |
| 225 | } |
| 226 | |
| 227 | void wxMenuItem::SetRadioGroupStart(int start) |
| 228 | { |
| 229 | wxASSERT_MSG( !m_isRadioGroupStart, |
| 230 | wxT("should only be called for the next radio items") ); |
| 231 | |
| 232 | m_radioGroup.start = start; |
| 233 | } |
| 234 | |
| 235 | void wxMenuItem::SetRadioGroupEnd(int end) |
| 236 | { |
| 237 | wxASSERT_MSG( m_isRadioGroupStart, |
| 238 | wxT("should only be called for the first radio item") ); |
| 239 | |
| 240 | m_radioGroup.end = end; |
| 241 | } |
| 242 | |
| 243 | // ---------------------------------------------------------------------------- |
| 244 | // wxMenuItemBase |
| 245 | // ---------------------------------------------------------------------------- |
| 246 | |
| 247 | wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu, |
| 248 | int id, |
| 249 | const wxString& name, |
| 250 | const wxString& help, |
| 251 | wxItemKind kind, |
| 252 | wxMenu *subMenu) |
| 253 | { |
| 254 | return new wxMenuItem(parentMenu, id, name, help, kind, subMenu); |
| 255 | } |
| 256 | |
| 257 | #endif |