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[wxWidgets.git] / src / msw / menuitem.cpp
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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
56wxMenuItem::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
1c089c47 70#if USE_OWNER_DRAWN
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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
89wxMenuItem::~wxMenuItem()
90{
91}
92
93// misc
94// ----
95
96// delete the sub menu
97void 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
108void 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
135void wxMenuItem::Check(bool bDoCheck)
136{
1311c7a9 137 wxCHECK_RET( IsCheckable(), "only checkable items may be checked" );
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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}