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