| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: menuitem.cpp |
| 3 | // Purpose: wxMenuItem implementation |
| 4 | // Author: Vadim Zeitlin |
| 5 | // Modified by: |
| 6 | // Created: 11.11.97 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> |
| 9 | // Licence: wxWindows license |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "menuitem.h" |
| 14 | #endif |
| 15 | |
| 16 | // For compilers that support precompilation, includes "wx.h". |
| 17 | #include "wx/wxprec.h" |
| 18 | |
| 19 | #ifdef __BORLANDC__ |
| 20 | #pragma hdrstop |
| 21 | #endif |
| 22 | |
| 23 | #ifndef WX_PRECOMP |
| 24 | #include "wx/menu.h" |
| 25 | #include "wx/font.h" |
| 26 | #include "wx/bitmap.h" |
| 27 | #include "wx/settings.h" |
| 28 | #include "wx/font.h" |
| 29 | #endif |
| 30 | |
| 31 | #include "wx/ownerdrw.h" |
| 32 | #include "wx/menuitem.h" |
| 33 | |
| 34 | #include <windows.h> |
| 35 | |
| 36 | #ifdef GetClassInfo |
| 37 | #undef GetClassInfo |
| 38 | #endif |
| 39 | |
| 40 | #ifdef GetClassName |
| 41 | #undef GetClassName |
| 42 | #endif |
| 43 | |
| 44 | // ============================================================================ |
| 45 | // implementation |
| 46 | // ============================================================================ |
| 47 | |
| 48 | // ---------------------------------------------------------------------------- |
| 49 | // dynamic classes implementation |
| 50 | // ---------------------------------------------------------------------------- |
| 51 | |
| 52 | #if !defined(USE_SHARED_LIBRARY) || !USE_SHARED_LIBRARY |
| 53 | #if wxUSE_OWNER_DRAWN |
| 54 | IMPLEMENT_DYNAMIC_CLASS2(wxMenuItem, wxObject, wxOwnerDrawn) |
| 55 | #else //!USE_OWNER_DRAWN |
| 56 | IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject) |
| 57 | #endif //USE_OWNER_DRAWN |
| 58 | |
| 59 | #endif //USE_SHARED_LIBRARY |
| 60 | |
| 61 | // ---------------------------------------------------------------------------- |
| 62 | // wxMenuItem |
| 63 | // ---------------------------------------------------------------------------- |
| 64 | |
| 65 | // ctor & dtor |
| 66 | // ----------- |
| 67 | |
| 68 | wxMenuItem::wxMenuItem(wxMenu *pParentMenu, int id, |
| 69 | const wxString& strName, const wxString& strHelp, |
| 70 | bool bCheckable, |
| 71 | wxMenu *pSubMenu) : |
| 72 | #if wxUSE_OWNER_DRAWN |
| 73 | wxOwnerDrawn(strName, bCheckable), |
| 74 | #else //no owner drawn support |
| 75 | m_bCheckable(bCheckable), |
| 76 | m_strName(strName), |
| 77 | #endif //owner drawn |
| 78 | m_strHelp(strHelp) |
| 79 | { |
| 80 | wxASSERT( pParentMenu != NULL ); |
| 81 | |
| 82 | #if wxUSE_OWNER_DRAWN |
| 83 | // set default menu colors |
| 84 | #define SYS_COLOR(c) (wxSystemSettings::GetSystemColour(wxSYS_COLOUR_##c)) |
| 85 | |
| 86 | SetTextColour(SYS_COLOR(MENUTEXT)); |
| 87 | SetBackgroundColour(SYS_COLOR(MENU)); |
| 88 | |
| 89 | // we don't want normal items be owner-drawn |
| 90 | ResetOwnerDrawn(); |
| 91 | |
| 92 | #undef SYS_COLOR |
| 93 | #endif |
| 94 | |
| 95 | m_pParentMenu = pParentMenu; |
| 96 | m_pSubMenu = pSubMenu; |
| 97 | m_idItem = id; |
| 98 | m_bEnabled = TRUE; |
| 99 | } |
| 100 | |
| 101 | wxMenuItem::~wxMenuItem() |
| 102 | { |
| 103 | } |
| 104 | |
| 105 | // misc |
| 106 | // ---- |
| 107 | |
| 108 | // delete the sub menu |
| 109 | void wxMenuItem::DeleteSubMenu() |
| 110 | { |
| 111 | wxASSERT( m_pSubMenu != NULL ); |
| 112 | |
| 113 | delete m_pSubMenu; |
| 114 | m_pSubMenu = NULL; |
| 115 | } |
| 116 | |
| 117 | // change item state |
| 118 | // ----------------- |
| 119 | |
| 120 | void wxMenuItem::Enable(bool bDoEnable) |
| 121 | { |
| 122 | if ( m_bEnabled != bDoEnable ) { |
| 123 | if ( m_pSubMenu == NULL ) { // normal menu item |
| 124 | EnableMenuItem((HMENU)m_pParentMenu->GetHMenu(), m_idItem, |
| 125 | MF_BYCOMMAND | (bDoEnable ? MF_ENABLED: MF_GRAYED)); |
| 126 | } |
| 127 | else // submenu |
| 128 | { |
| 129 | wxMenu *father = m_pSubMenu->m_topLevelMenu ; |
| 130 | wxNode *node = father->m_menuItems.First() ; |
| 131 | int i = 0 ; |
| 132 | while (node) { |
| 133 | wxMenuItem *matched = (wxMenuItem*)node->Data(); |
| 134 | if ( matched == this) |
| 135 | break; |
| 136 | i++; |
| 137 | node = node->Next(); |
| 138 | } |
| 139 | EnableMenuItem((HMENU)father->m_savehMenu, i, |
| 140 | MF_BYPOSITION | (bDoEnable ? MF_ENABLED: MF_GRAYED)); |
| 141 | } |
| 142 | |
| 143 | m_bEnabled = bDoEnable; |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | void wxMenuItem::Check(bool bDoCheck) |
| 148 | { |
| 149 | wxCHECK_RET( IsCheckable(), "only checkable items may be checked" ); |
| 150 | |
| 151 | if ( m_bChecked != bDoCheck ) { |
| 152 | CheckMenuItem((HMENU)m_pParentMenu->GetHMenu(), m_idItem, |
| 153 | MF_BYCOMMAND | (bDoCheck ? MF_CHECKED : MF_UNCHECKED)); |
| 154 | |
| 155 | m_bChecked = bDoCheck; |
| 156 | } |
| 157 | } |