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