base/shell/rshell/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 CComObjectRootEx<CComMultiThreadModelNoCS>,
  29     public CWindowImpl<CMenuDeskBar, CWindow, CMenuWinTraits>,
  30     public IOleCommandTarget,
  31     public IServiceProvider,
  32     public IInputObjectSite,
  33     public IInputObject,
  34     public IMenuPopup,
  35     public IObjectWithSite,
  36     public IBanneredBar,
  37     public IInitializeObject
  38 {
  39 private:
  40     CComPtr<IUnknown>   m_Site;
  41     CComPtr<IUnknown>   m_Client;
  42     CComPtr<IMenuPopup> m_SubMenuParent;
  43     CComPtr<IMenuPopup> m_SubMenuChild;
  44
  45     HWND m_ClientWindow;
  46
  47     DWORD m_IconSize;
  48     HBITMAP m_Banner;
  49
  50     BOOL  m_Shown;
  51     DWORD m_ShowFlags;
  52
  53 public:
  54     CMenuDeskBar();
  55     ~CMenuDeskBar();
  56
  57     DECLARE_NOT_AGGREGATABLE(CMenuDeskBar)
  58     DECLARE_PROTECT_FINAL_CONSTRUCT()
  59
  60     DECLARE_WND_CLASS_EX(_T("BaseBar"), CS_SAVEBITS | CS_DROPSHADOW, COLOR_3DFACE)
  61
  62     BEGIN_MSG_MAP(CMenuDeskBar)
  63         MESSAGE_HANDLER(WM_SIZE, _OnSize)
  64         MESSAGE_HANDLER(WM_NOTIFY, _OnNotify)
  65         MESSAGE_HANDLER(WM_PAINT, _OnPaint)
  66         MESSAGE_HANDLER(WM_ACTIVATE, _OnActivate)
  67         MESSAGE_HANDLER(WM_ACTIVATEAPP, _OnAppActivate)
  68     END_MSG_MAP()
  69
  70     BEGIN_COM_MAP(CMenuDeskBar)
  71         COM_INTERFACE_ENTRY_IID(IID_IMenuPopup, IMenuPopup)
  72         COM_INTERFACE_ENTRY_IID(IID_IOleCommandTarget, IOleCommandTarget)
  73         COM_INTERFACE_ENTRY_IID(IID_IServiceProvider, IServiceProvider)
  74         COM_INTERFACE_ENTRY_IID(IID_IInputObjectSite, IInputObjectSite)
  75         COM_INTERFACE_ENTRY_IID(IID_IInputObject, IInputObject)
  76         COM_INTERFACE_ENTRY_IID(IID_IDeskBar, IMenuPopup)
  77         COM_INTERFACE_ENTRY_IID(IID_IOleWindow, IMenuPopup)
  78         COM_INTERFACE_ENTRY_IID(IID_IObjectWithSite, IObjectWithSite)
  79         COM_INTERFACE_ENTRY_IID(IID_IBanneredBar, IBanneredBar)
  80         COM_INTERFACE_ENTRY_IID(IID_IInitializeObject, IInitializeObject)
  81     END_COM_MAP()
  82
  83     // *** IMenuPopup methods ***
  84     virtual HRESULT STDMETHODCALLTYPE Popup(POINTL *ppt, RECTL *prcExclude, MP_POPUPFLAGS dwFlags);
  85     virtual HRESULT STDMETHODCALLTYPE OnSelect(DWORD dwSelectType);
  86     virtual HRESULT STDMETHODCALLTYPE SetSubMenu(IMenuPopup *pmp, BOOL fSet);
  87
  88     // *** IOleWindow methods ***
  89     virtual HRESULT STDMETHODCALLTYPE GetWindow(HWND *phwnd);
  90     virtual HRESULT STDMETHODCALLTYPE ContextSensitiveHelp(BOOL fEnterMode);
  91
  92     // *** IObjectWithSite methods ***
  93     virtual HRESULT STDMETHODCALLTYPE SetSite(IUnknown *pUnkSite);
  94     virtual HRESULT STDMETHODCALLTYPE GetSite(REFIID riid, PVOID *ppvSite);
  95
  96     // *** IBanneredBar methods ***
  97     virtual HRESULT STDMETHODCALLTYPE SetIconSize(DWORD iIcon);
  98     virtual HRESULT STDMETHODCALLTYPE GetIconSize(DWORD* piIcon);
  99     virtual HRESULT STDMETHODCALLTYPE SetBitmap(HBITMAP hBitmap);
 100     virtual HRESULT STDMETHODCALLTYPE GetBitmap(HBITMAP* phBitmap);
 101
 102     // *** IInitializeObject methods ***
 103     virtual HRESULT STDMETHODCALLTYPE Initialize(THIS);
 104
 105     // *** IOleCommandTarget methods ***
 106     virtual HRESULT STDMETHODCALLTYPE QueryStatus(const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds [], OLECMDTEXT *pCmdText);
 107     virtual HRESULT STDMETHODCALLTYPE Exec(const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut);
 108
 109     // *** IServiceProvider methods ***
 110     virtual HRESULT STDMETHODCALLTYPE QueryService(REFGUID guidService, REFIID riid, void **ppvObject);
 111
 112     // *** IInputObjectSite methods ***
 113     virtual HRESULT STDMETHODCALLTYPE OnFocusChangeIS(LPUNKNOWN lpUnknown, BOOL bFocus);
 114
 115     // *** IInputObject methods ***
 116     virtual HRESULT STDMETHODCALLTYPE UIActivateIO(BOOL bActivating, LPMSG lpMsg);
 117     virtual HRESULT STDMETHODCALLTYPE HasFocusIO(THIS);
 118     virtual HRESULT STDMETHODCALLTYPE TranslateAcceleratorIO(LPMSG lpMsg);
 119
 120     // *** IDeskBar methods ***
 121     virtual HRESULT STDMETHODCALLTYPE SetClient(IUnknown *punkClient);
 122     virtual HRESULT STDMETHODCALLTYPE GetClient(IUnknown **ppunkClient);
 123     virtual HRESULT STDMETHODCALLTYPE OnPosRectChangeDB(LPRECT prc);
 124
 125 private:
 126     // message handlers
 127     LRESULT _OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
 128     LRESULT _OnNotify(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
 129     LRESULT _OnPaint(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
 130     LRESULT _OnActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
 131     LRESULT _OnAppActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
 132
 133     BOOL _IsSubMenuParent(HWND hwnd);
 134     HRESULT _CloseBar();
 135 };