projects / wxWidgets.git / blame
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|---|---|---|
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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 | // ============================================================================ | |
| 13 | // headers & declarations | |
| 14 | // ============================================================================ | |
| 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 | #endif | |
| 26 | ||
| 27 | #include "wx/ownerdrw.h" | |
| 28 | #include "wx/menuitem.h" | |
| 29 | ||
| 30 | #include <windows.h> | |
| 31 | ||
| 32 | // ============================================================================ | |
| 33 | // implementation | |
| 34 | // ============================================================================ | |
| 35 | ||
| 36 | // ---------------------------------------------------------------------------- | |
| 37 | // dynamic classes implementation | |
| 38 | // ---------------------------------------------------------------------------- | |
| 39 | ||
| 40 | #if !defined(USE_SHARED_LIBRARY) || !USE_SHARED_LIBRARY | |
| 41 | #if USE_OWNER_DRAWN | |
| 42 | IMPLEMENT_DYNAMIC_CLASS2(wxMenuItem, wxObject, wxOwnerDrawn) | |
| 43 | #else //!USE_OWNER_DRAWN | |
| 44 | IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject) | |
| 45 | #endif //USE_OWNER_DRAWN | |
| 46 | ||
| 47 | #endif //USE_SHARED_LIBRARY | |
| 48 | ||
| 49 | // ---------------------------------------------------------------------------- | |
| 50 | // wxMenuItem | |
| 51 | // ---------------------------------------------------------------------------- | |
| 52 | ||
| 53 | // ctor & dtor | |
| 54 | // ----------- | |
| 55 | ||
| 56 | wxMenuItem::wxMenuItem(wxMenu *pParentMenu, int id, | |
| 57 | const wxTString& strName, const wxTString& strHelp, | |
| 58 | bool bCheckable, | |
| 59 | wxMenu *pSubMenu) : | |
| 60 | #if USE_OWNER_DRAWN | |
| 61 | wxOwnerDrawn(strName, bCheckable), | |
| 62 | #else //no owner drawn support | |
| 63 | m_bCheckable(bCheckable), | |
| 64 | m_strName(strName), | |
| 65 | #endif //owner drawn | |
| 66 | m_strHelp(strHelp) | |
| 67 | { | |
| 68 | wxASSERT( pParentMenu != NULL ); | |
| 69 | ||
| 70 | #ifdef USE_OWNER_DRAWN | |
| 71 | // set default menu colors | |
| 72 | #define SYS_COLOR(c) (wxSystemSettings::GetSystemColour(wxSYS_COLOUR_##c)) | |
| 73 | ||
| 74 | SetTextColour(SYS_COLOR(MENUTEXT)); | |
| 75 | SetBackgroundColour(SYS_COLOR(MENU)); | |
| 76 | ||
| 77 | // we don't want normal items be owner-drawn | |
| 78 | ResetOwnerDrawn(); | |
| 79 | ||
| 80 | #undef SYS_COLOR | |
| 81 | #endif | |
| 82 | ||
| 83 | m_pParentMenu = pParentMenu; | |
| 84 | m_pSubMenu = pSubMenu; | |
| 85 | m_idItem = id; | |
| 86 | m_bEnabled = TRUE; | |
| 87 | } | |
| 88 | ||
| 89 | wxMenuItem::~wxMenuItem() | |
| 90 | { | |
| 91 | } | |
| 92 | ||
| 93 | // misc | |
| 94 | // ---- | |
| 95 | ||
| 96 | // delete the sub menu | |
| 97 | void wxMenuItem::DeleteSubMenu() | |
| 98 | { | |
| 99 | wxASSERT( m_pSubMenu != NULL ); | |
| 100 | ||
| 101 | delete m_pSubMenu; | |
| 102 | m_pSubMenu = NULL; | |
| 103 | } | |
| 104 | ||
| 105 | // change item state | |
| 106 | // ----------------- | |
| 107 | ||
| 108 | void wxMenuItem::Enable(bool bDoEnable) | |
| 109 | { | |
| 110 | if ( m_bEnabled != bDoEnable ) { | |
| 111 | if ( m_pSubMenu == NULL ) { // normal menu item | |
| 112 | EnableMenuItem((HMENU)m_pParentMenu->GetHMenu(), m_idItem, | |
| 113 | MF_BYCOMMAND | (bDoEnable ? MF_ENABLED: MF_GRAYED)); | |
| 114 | } | |
| 115 | else // submenu | |
| 116 | { | |
| 117 | wxMenu *father = m_pSubMenu->m_topLevelMenu ; | |
| 118 | wxNode *node = father->m_menuItems.First() ; | |
| 119 | int i = 0 ; | |
| 120 | while (node) { | |
| 121 | wxMenuItem *matched = (wxMenuItem*)node->Data(); | |
| 122 | if ( matched == this) | |
| 123 | break; | |
| 124 | i++; | |
| 125 | node = node->Next(); | |
| 126 | } | |
| 127 | EnableMenuItem((HMENU)father->m_savehMenu, i, | |
| 128 | MF_BYPOSITION | (bDoEnable ? MF_ENABLED: MF_GRAYED)); | |
| 129 | } | |
| 130 | ||
| 131 | m_bEnabled = bDoEnable; | |
| 132 | } | |
| 133 | } | |
| 134 | ||
| 135 | void wxMenuItem::Check(bool bDoCheck) | |
| 136 | { | |
| 137 | wxCHECK ( IsCheckable() ); | |
| 138 | ||
| 139 | if ( m_bChecked != bDoCheck ) { | |
| 140 | CheckMenuItem((HMENU)m_pParentMenu->GetHMenu(), m_idItem, | |
| 141 | MF_BYCOMMAND | (bDoCheck ? MF_CHECKED : MF_UNCHECKED)); | |
| 142 | ||
| 143 | m_bChecked = bDoCheck; | |
| 144 | } | |
| 145 | } |