[SHELL32] CMenuDeskBar: Prevent destruction of the start menu when receiving a WM_CLO...
[reactos.git] / reactos / dll / win32 / shell32 / shellmenu / CMenuDeskBar.h
1 /*
2 * Shell Menu Desk Bar
3 *
4 * Copyright 2014 David Quintana
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20 #pragma once
21
22 typedef CWinTraits<
23 WS_POPUP | WS_DLGFRAME | WS_CLIPCHILDREN | WS_CLIPSIBLINGS,
24 WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR | WS_EX_PALETTEWINDOW
25 > CMenuWinTraits;
26
27 class CMenuDeskBar :
28 public CComCoClass<CMenuDeskBar, &CLSID_MenuDeskBar>,
29 public CComObjectRootEx<CComMultiThreadModelNoCS>,
30 public CWindowImpl<CMenuDeskBar, CWindow, CMenuWinTraits>,
31 public IOleCommandTarget,
32 public IServiceProvider,
33 public IInputObjectSite,
34 public IInputObject,
35 public IMenuPopup,
36 public IObjectWithSite,
37 public IBanneredBar,
38 public IInitializeObject
39 {
40 private:
41 CComPtr<IUnknown> m_Site;
42 CComPtr<IUnknown> m_Client;
43 CComPtr<IMenuPopup> m_SubMenuParent;
44 CComPtr<IMenuPopup> m_SubMenuChild;
45
46 HWND m_ClientWindow;
47
48 DWORD m_IconSize;
49 HBITMAP m_Banner;
50
51 BOOL m_Shown;
52 DWORD m_ShowFlags;
53
54 BOOL m_didAddRef;
55
56 virtual void OnFinalMessage(HWND hWnd);
57 public:
58 CMenuDeskBar();
59 virtual ~CMenuDeskBar();
60
61 DECLARE_REGISTRY_RESOURCEID(IDR_MENUDESKBAR)
62 DECLARE_NOT_AGGREGATABLE(CMenuDeskBar)
63 DECLARE_PROTECT_FINAL_CONSTRUCT()
64
65 DECLARE_WND_CLASS_EX(_T("BaseBar"), CS_SAVEBITS | CS_DROPSHADOW, COLOR_3DFACE)
66
67 BEGIN_MSG_MAP(CMenuDeskBar)
68 MESSAGE_HANDLER(WM_CREATE, _OnCreate)
69 MESSAGE_HANDLER(WM_SIZE, _OnSize)
70 MESSAGE_HANDLER(WM_NOTIFY, _OnNotify)
71 MESSAGE_HANDLER(WM_PAINT, _OnPaint)
72 MESSAGE_HANDLER(WM_ACTIVATE, _OnActivate)
73 MESSAGE_HANDLER(WM_ACTIVATEAPP, _OnAppActivate)
74 MESSAGE_HANDLER(WM_MOUSEACTIVATE, _OnMouseActivate)
75 MESSAGE_HANDLER(WM_WININICHANGE , _OnWinIniChange)
76 MESSAGE_HANDLER(WM_NCPAINT, _OnNcPaint)
77 MESSAGE_HANDLER(WM_CLOSE, _OnClose)
78 END_MSG_MAP()
79
80 BEGIN_COM_MAP(CMenuDeskBar)
81 COM_INTERFACE_ENTRY_IID(IID_IMenuPopup, IMenuPopup)
82 COM_INTERFACE_ENTRY_IID(IID_IOleCommandTarget, IOleCommandTarget)
83 COM_INTERFACE_ENTRY_IID(IID_IServiceProvider, IServiceProvider)
84 COM_INTERFACE_ENTRY_IID(IID_IInputObjectSite, IInputObjectSite)
85 COM_INTERFACE_ENTRY_IID(IID_IInputObject, IInputObject)
86 COM_INTERFACE_ENTRY_IID(IID_IDeskBar, IMenuPopup)
87 COM_INTERFACE_ENTRY_IID(IID_IOleWindow, IMenuPopup)
88 COM_INTERFACE_ENTRY_IID(IID_IObjectWithSite, IObjectWithSite)
89 COM_INTERFACE_ENTRY_IID(IID_IBanneredBar, IBanneredBar)
90 COM_INTERFACE_ENTRY_IID(IID_IInitializeObject, IInitializeObject)
91 END_COM_MAP()
92
93 // *** IMenuPopup methods ***
94 virtual HRESULT STDMETHODCALLTYPE Popup(POINTL *ppt, RECTL *prcExclude, MP_POPUPFLAGS dwFlags);
95 virtual HRESULT STDMETHODCALLTYPE OnSelect(DWORD dwSelectType);
96 virtual HRESULT STDMETHODCALLTYPE SetSubMenu(IMenuPopup *pmp, BOOL fSet);
97
98 // *** IOleWindow methods ***
99 virtual HRESULT STDMETHODCALLTYPE GetWindow(HWND *phwnd);
100 virtual HRESULT STDMETHODCALLTYPE ContextSensitiveHelp(BOOL fEnterMode);
101
102 // *** IObjectWithSite methods ***
103 virtual HRESULT STDMETHODCALLTYPE SetSite(IUnknown *pUnkSite);
104 virtual HRESULT STDMETHODCALLTYPE GetSite(REFIID riid, PVOID *ppvSite);
105
106 // *** IBanneredBar methods ***
107 virtual HRESULT STDMETHODCALLTYPE SetIconSize(DWORD iIcon);
108 virtual HRESULT STDMETHODCALLTYPE GetIconSize(DWORD* piIcon);
109 virtual HRESULT STDMETHODCALLTYPE SetBitmap(HBITMAP hBitmap);
110 virtual HRESULT STDMETHODCALLTYPE GetBitmap(HBITMAP* phBitmap);
111
112 // *** IInitializeObject methods ***
113 virtual HRESULT STDMETHODCALLTYPE Initialize(THIS);
114
115 // *** IOleCommandTarget methods ***
116 virtual HRESULT STDMETHODCALLTYPE QueryStatus(const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds [], OLECMDTEXT *pCmdText);
117 virtual HRESULT STDMETHODCALLTYPE Exec(const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut);
118
119 // *** IServiceProvider methods ***
120 virtual HRESULT STDMETHODCALLTYPE QueryService(REFGUID guidService, REFIID riid, void **ppvObject);
121
122 // *** IInputObjectSite methods ***
123 virtual HRESULT STDMETHODCALLTYPE OnFocusChangeIS(LPUNKNOWN lpUnknown, BOOL bFocus);
124
125 // *** IInputObject methods ***
126 virtual HRESULT STDMETHODCALLTYPE UIActivateIO(BOOL bActivating, LPMSG lpMsg);
127 virtual HRESULT STDMETHODCALLTYPE HasFocusIO(THIS);
128 virtual HRESULT STDMETHODCALLTYPE TranslateAcceleratorIO(LPMSG lpMsg);
129
130 // *** IDeskBar methods ***
131 virtual HRESULT STDMETHODCALLTYPE SetClient(IUnknown *punkClient);
132 virtual HRESULT STDMETHODCALLTYPE GetClient(IUnknown **ppunkClient);
133 virtual HRESULT STDMETHODCALLTYPE OnPosRectChangeDB(LPRECT prc);
134
135 private:
136 // message handlers
137 LRESULT _OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
138 LRESULT _OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
139 LRESULT _OnNotify(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
140 LRESULT _OnPaint(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
141 LRESULT _OnActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
142 LRESULT _OnMouseActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
143 LRESULT _OnAppActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
144 LRESULT _OnWinIniChange(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
145 LRESULT _OnNcPaint(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
146 LRESULT _OnClose(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
147
148 HRESULT _AdjustForTheme(BOOL bFlatStyle);
149 BOOL _IsSubMenuParent(HWND hwnd);
150 HRESULT _CloseBar();
151 };