902 lines
23 KiB
C++
902 lines
23 KiB
C++
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#include "cabinet.h"
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#include "rcids.h"
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#include <shguidp.h>
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#include "bandsite.h"
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#include "shellp.h"
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#include "shdguid.h"
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#include "taskband.h"
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#include "taskbar.h"
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#include <regstr.h>
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#include "util.h"
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extern IStream *GetDesktopViewStream(DWORD grfMode, LPCTSTR pszName);
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HRESULT PersistStreamLoad(IStream *pstm, IUnknown *punk);
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HRESULT PersistStreamSave(IStream *pstm, BOOL fClearDirty, IUnknown *punk);
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const TCHAR c_szTaskbarWinXP[] = TEXT("TaskbarWinXP");
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const TCHAR c_szTaskbar[] = TEXT("Taskbar");
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// {69B3F106-0F04-11d3-AE2E-00C04F8EEA99}
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static const GUID CLSID_TrayBandSite = { 0x69b3f106, 0xf04, 0x11d3, { 0xae, 0x2e, 0x0, 0xc0, 0x4f, 0x8e, 0xea, 0x99 } };
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// {8B4A02DB-97BB-4C1B-BE75-8827A7358CD0}
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static const GUID CLSID_TipBand = { 0x8B4A02DB, 0x97BB, 0x4C1B, { 0xBE, 0x75, 0x88, 0x27, 0xA7, 0x35, 0x8C, 0xD0 } };
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class CTrayBandSite : public IBandSite
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, public IClassFactory
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{
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public:
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// *** IUnknown ***
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virtual STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj);
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virtual STDMETHODIMP_(ULONG) AddRef(void) ;
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virtual STDMETHODIMP_(ULONG) Release(void);
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// *** IBandSite methods ***
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STDMETHOD(AddBand) (THIS_ IUnknown* punk);
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STDMETHOD(EnumBands) (THIS_ UINT uBand, DWORD* pdwBandID);
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STDMETHOD(QueryBand) (THIS_ DWORD dwBandID, IDeskBand** ppstb, DWORD* pdwState, LPWSTR pszName, int cchName) ;
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STDMETHOD(SetBandState) (THIS_ DWORD dwBandID, DWORD dwMask, DWORD dwState) ;
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STDMETHOD(RemoveBand) (THIS_ DWORD dwBandID);
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STDMETHOD(GetBandObject) (THIS_ DWORD dwBandID, REFIID riid, void ** ppvObj);
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STDMETHOD(SetBandSiteInfo) (THIS_ const BANDSITEINFO * pbsinfo);
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STDMETHOD(GetBandSiteInfo) (THIS_ BANDSITEINFO * pbsinfo);
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// *** IClassFactory methods ***
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HRESULT STDMETHODCALLTYPE CreateInstance(IUnknown *pUnkOuter, REFIID riid, void **ppvObj)
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{
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if (pUnkOuter != NULL)
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return CLASS_E_NOAGGREGATION;
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return QueryInterface(riid, ppvObj);
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}
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HRESULT STDMETHODCALLTYPE LockServer(BOOL fLock)
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{
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return S_OK;
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}
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IContextMenu3* GetContextMenu();
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void SetInner(IUnknown* punk);
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void SetLoaded(BOOL fLoaded) {_fLoaded = fLoaded;}
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BOOL HandleMessage(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *plres);
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protected:
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CTrayBandSite();
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virtual ~CTrayBandSite();
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BOOL _CreateBandSiteMenu(IUnknown* punk);
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HRESULT _AddRequiredBands();
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void _BroadcastExec(const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANTARG *pvarargIn, VARIANTARG *pvarargOut);
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HRESULT _SetWindowTheme(LPWSTR pwzTheme);
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friend IBandSite* BandSite_CreateView();
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friend void BandSite_HandleDelayBootStuff(IUnknown* punk);
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friend void BandSite_Load();
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friend HRESULT BandSite_SetWindowTheme(IBandSite* pbs, LPWSTR pwzTheme);
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LONG _cRef;
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IUnknown *_punkInner;
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IBandSite *_pbsInner;
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// bandsite context menu
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IContextMenu3* _pcm;
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HWND _hwnd;
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BOOL _fLoaded;
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BOOL _fDelayBootStuffHandled;
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DWORD _dwClassObject;
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WCHAR* _pwzTheme;
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};
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CTrayBandSite* IUnknownToCTrayBandSite(IUnknown* punk)
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{
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CTrayBandSite* ptbs;
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punk->QueryInterface(CLSID_TrayBandSite, (void **)&ptbs);
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ASSERT(ptbs);
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punk->Release();
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return ptbs;
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}
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CTrayBandSite::CTrayBandSite() : _cRef(1)
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{
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}
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CTrayBandSite::~CTrayBandSite()
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{
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if (_pcm)
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_pcm->Release();
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if (_pwzTheme)
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delete[] _pwzTheme;
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return;
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}
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ULONG CTrayBandSite::AddRef()
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{
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return InterlockedIncrement(&_cRef);
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}
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ULONG CTrayBandSite::Release()
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{
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ASSERT(_cRef > 0);
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if (InterlockedDecrement(&_cRef))
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return _cRef;
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_cRef = 1000; // guard against recursion
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if (_pbsInner)
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{
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AddRef();
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_pbsInner->Release();
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}
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// this must come last
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if (_punkInner)
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_punkInner->Release(); // paired w/ CCI aggregation
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ASSERT(_cRef == 1000);
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delete this;
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return 0;
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}
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HRESULT CTrayBandSite::QueryInterface(REFIID riid, LPVOID * ppvObj)
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{
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static const QITAB qit[] =
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{
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QITABENT(CTrayBandSite, IBandSite),
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QITABENT(CTrayBandSite, IClassFactory),
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{ 0 },
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};
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HRESULT hr = QISearch(this, qit, riid, ppvObj);
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if (FAILED(hr) && IsEqualIID(riid, CLSID_TrayBandSite))
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{
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*ppvObj = this;
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AddRef();
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hr = S_OK;
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}
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if (FAILED(hr) && _punkInner)
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{
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hr = _punkInner->QueryInterface(riid, ppvObj);
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}
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return hr;
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}
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static BOOL CALLBACK SetTransparency(HWND hwnd, LPARAM lParam)
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{
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SetWindowStyleEx(hwnd, WS_EX_TRANSPARENT, (BOOL)lParam);
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return TRUE;
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}
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// *** IBandSite methods ***
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HRESULT CTrayBandSite::AddBand(IUnknown* punk)
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{
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CLSID clsid;
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HRESULT hr = S_OK;
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if (!_fDelayBootStuffHandled)
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{
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//
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// Tell the band to go into "delay init" mode. When the tray
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// timer goes off we'll tell the band to finish up. (See
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// BandSite_HandleDelayBootStuff).
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//
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IUnknown_Exec(punk, &CGID_DeskBand, DBID_DELAYINIT, 0, NULL, NULL);
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}
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if (c_tray.GetIsNoToolbarsOnTaskbarPolicyEnabled())
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{
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hr = IUnknown_GetClassID(punk, &clsid);
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if (SUCCEEDED(hr))
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{
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hr = IsEqualGUID(clsid, CLSID_TaskBand) ? S_OK : E_FAIL;
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}
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}
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if (SUCCEEDED(hr))
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{
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hr = _pbsInner->AddBand(punk);
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if (SUCCEEDED(hr))
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{
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IShellFolderBand *pisfBand;
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HRESULT hrInner = punk->QueryInterface(IID_PPV_ARG(IShellFolderBand, &pisfBand));
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if (SUCCEEDED(hrInner))
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{
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BANDINFOSFB bi;
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bi.dwMask = ISFB_MASK_STATE;
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hrInner = pisfBand->GetBandInfoSFB(&bi);
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if (SUCCEEDED(hrInner))
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{
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bi.dwState |= ISFB_STATE_BTNMINSIZE;
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hrInner = pisfBand->SetBandInfoSFB(&bi);
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}
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pisfBand->Release();
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}
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// tell the band to use the taskbar theme
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if (_pwzTheme)
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{
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VARIANTARG var;
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var.vt = VT_BSTR;
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var.bstrVal = _pwzTheme;
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IUnknown_Exec(punk, &CGID_DeskBand, DBID_SETWINDOWTHEME, 0, &var, NULL);
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}
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if (GetWindowLong(_hwnd, GWL_EXSTYLE) & WS_EX_TRANSPARENT)
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{
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EnumChildWindows(_hwnd, SetTransparency, (LPARAM)TRUE);
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}
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}
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}
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return hr;
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}
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HRESULT CTrayBandSite::EnumBands(UINT uBand, DWORD* pdwBandID)
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{
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return _pbsInner->EnumBands(uBand, pdwBandID);
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}
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HRESULT CTrayBandSite::QueryBand(DWORD dwBandID, IDeskBand** ppstb, DWORD* pdwState, LPWSTR pszName, int cchName)
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{
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return _pbsInner->QueryBand(dwBandID, ppstb, pdwState, pszName, cchName);
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}
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HRESULT CTrayBandSite::SetBandState(DWORD dwBandID, DWORD dwMask, DWORD dwState)
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{
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return _pbsInner->SetBandState(dwBandID, dwMask, dwState);
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}
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HRESULT CTrayBandSite::RemoveBand(DWORD dwBandID)
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{
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return _pbsInner->RemoveBand(dwBandID);
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}
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HRESULT CTrayBandSite::GetBandObject(DWORD dwBandID, REFIID riid, void ** ppvObj)
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{
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return _pbsInner->GetBandObject(dwBandID, riid, ppvObj);
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}
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HRESULT CTrayBandSite::SetBandSiteInfo (const BANDSITEINFO * pbsinfo)
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{
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return _pbsInner->SetBandSiteInfo(pbsinfo);
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}
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HRESULT CTrayBandSite::GetBandSiteInfo (BANDSITEINFO * pbsinfo)
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{
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return _pbsInner->GetBandSiteInfo(pbsinfo);
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}
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HRESULT CTrayBandSite::_AddRequiredBands()
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{
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IDeskBand* pdb;
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HRESULT hr = CoCreateInstance(CLSID_TaskBand, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARG(IDeskBand, &pdb));
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if (SUCCEEDED(hr))
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{
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hr = AddBand(pdb);
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pdb->Release();
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}
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return hr;
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}
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HRESULT CTrayBandSite::_SetWindowTheme(LPWSTR pwzTheme)
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{
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if (_pwzTheme)
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{
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delete[] _pwzTheme;
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_pwzTheme = NULL;
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}
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if (pwzTheme)
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{
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int iLen = lstrlen(pwzTheme);
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_pwzTheme = new WCHAR[iLen + 1];
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if (_pwzTheme)
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{
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lstrcpy(_pwzTheme, pwzTheme);
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}
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}
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return S_OK;
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}
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HRESULT BandSite_TestBandCLSID(IBandSite *pbs, DWORD idBand, REFIID riid)
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{
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HRESULT hr = E_FAIL;
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IPersist *pp;
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if (pbs)
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{
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hr = pbs->GetBandObject(idBand, IID_PPV_ARG(IPersist, &pp));
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if (SUCCEEDED(hr))
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{
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CLSID clsid;
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hr = pp->GetClassID(&clsid);
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if (SUCCEEDED(hr))
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{
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hr = IsEqualGUID(clsid, riid) ? S_OK : S_FALSE;
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}
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pp->Release();
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}
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}
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return hr;
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}
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HRESULT BandSite_SetWindowTheme(IBandSite* pbs, LPWSTR pwzTheme)
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{
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HRESULT hr = E_FAIL;
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if (pbs)
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{
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CTrayBandSite* ptbs = IUnknownToCTrayBandSite(pbs);
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if (ptbs)
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{
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ptbs->_SetWindowTheme(pwzTheme);
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}
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DWORD dwBandID;
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BOOL fFound = FALSE;
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for (int i = 0; !fFound && SUCCEEDED(pbs->EnumBands(i, &dwBandID)); i++)
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{
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IUnknown* punk;
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HRESULT hrInner = pbs->GetBandObject(dwBandID, IID_PPV_ARG(IUnknown, &punk));
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if (SUCCEEDED(hrInner))
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{
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VARIANTARG var;
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var.vt = VT_BSTR;
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var.bstrVal = pwzTheme;
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IUnknown_Exec(punk, &CGID_DeskBand, DBID_SETWINDOWTHEME, 0, &var, NULL);
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}
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}
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}
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return hr;
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}
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HRESULT BandSite_RemoveAllBands(IBandSite* pbs)
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{
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if (pbs)
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{
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DWORD dwBandID;
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while (SUCCEEDED(pbs->EnumBands(0, &dwBandID)))
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{
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pbs->RemoveBand(dwBandID);
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}
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}
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return S_OK;
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}
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|
HRESULT BandSite_FindBand(IBandSite* pbs, REFCLSID rclsid, REFIID riid, void **ppv, int *piCount, DWORD* pdwBandID)
|
||
|
|
{
|
||
|
|
HRESULT hr = E_FAIL;
|
||
|
|
|
||
|
|
int iCount = 0;
|
||
|
|
|
||
|
|
if (pbs)
|
||
|
|
{
|
||
|
|
DWORD dwBandID;
|
||
|
|
for (int i = 0; SUCCEEDED(pbs->EnumBands(i, &dwBandID)); i++)
|
||
|
|
{
|
||
|
|
if (BandSite_TestBandCLSID(pbs, dwBandID, rclsid) == S_OK)
|
||
|
|
{
|
||
|
|
iCount++;
|
||
|
|
|
||
|
|
if (pdwBandID)
|
||
|
|
{
|
||
|
|
*pdwBandID = dwBandID;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (ppv)
|
||
|
|
hr = pbs->GetBandObject(dwBandID, riid, ppv);
|
||
|
|
else
|
||
|
|
hr = S_OK;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (piCount)
|
||
|
|
{
|
||
|
|
*piCount = iCount;
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
void BandSite_Initialize(IBandSite* pbs)
|
||
|
|
{
|
||
|
|
HWND hwnd = v_hwndTray;
|
||
|
|
|
||
|
|
CTaskBar *pow = new CTaskBar();
|
||
|
|
if (pow)
|
||
|
|
{
|
||
|
|
IDeskBarClient* pdbc;
|
||
|
|
if (SUCCEEDED(pbs->QueryInterface(IID_PPV_ARG(IDeskBarClient, &pdbc))))
|
||
|
|
{
|
||
|
|
// we need to set a dummy tray IOleWindow
|
||
|
|
pdbc->SetDeskBarSite(SAFECAST(pow, IOleWindow*));
|
||
|
|
pdbc->GetWindow(&hwnd);
|
||
|
|
if (hwnd)
|
||
|
|
{
|
||
|
|
// taskbar windows are themed under Taskbar subapp name
|
||
|
|
SendMessage(hwnd, RB_SETWINDOWTHEME, 0, (LPARAM)c_wzTaskbarTheme);
|
||
|
|
pow->_hwndRebar = hwnd;
|
||
|
|
}
|
||
|
|
pdbc->Release();
|
||
|
|
}
|
||
|
|
pow->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
IContextMenu3* CTrayBandSite::GetContextMenu()
|
||
|
|
{
|
||
|
|
if (!_pcm)
|
||
|
|
{
|
||
|
|
if (SUCCEEDED(CoCreateInstance(CLSID_BandSiteMenu, NULL,CLSCTX_INPROC_SERVER,
|
||
|
|
IID_PPV_ARG(IContextMenu3, &_pcm))))
|
||
|
|
{
|
||
|
|
IShellService* pss;
|
||
|
|
if (SUCCEEDED(_pcm->QueryInterface(IID_PPV_ARG(IShellService, &pss))))
|
||
|
|
{
|
||
|
|
pss->SetOwner(SAFECAST(this, IBandSite*));
|
||
|
|
pss->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (_pcm)
|
||
|
|
_pcm->AddRef();
|
||
|
|
|
||
|
|
return _pcm;
|
||
|
|
}
|
||
|
|
|
||
|
|
HRESULT BandSite_AddMenus(IUnknown* punk, HMENU hmenu, UINT indexMenu, UINT idCmdFirst, UINT idCmdLast)
|
||
|
|
{
|
||
|
|
HRESULT hr = E_FAIL;
|
||
|
|
|
||
|
|
CTrayBandSite* ptbs = IUnknownToCTrayBandSite(punk);
|
||
|
|
|
||
|
|
IContextMenu3* pcm = ptbs->GetContextMenu();
|
||
|
|
if (pcm)
|
||
|
|
{
|
||
|
|
hr = pcm->QueryContextMenu(hmenu, indexMenu, idCmdFirst, idCmdLast, CMF_ICM3);
|
||
|
|
pcm->Release();
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
void BandSite_HandleMenuCommand(IUnknown* punk, UINT idCmd)
|
||
|
|
{
|
||
|
|
CTrayBandSite* ptbs = IUnknownToCTrayBandSite(punk);
|
||
|
|
|
||
|
|
IContextMenu3* pcm = ptbs->GetContextMenu();
|
||
|
|
|
||
|
|
if (pcm)
|
||
|
|
{
|
||
|
|
CMINVOKECOMMANDINFOEX ici =
|
||
|
|
{
|
||
|
|
sizeof(CMINVOKECOMMANDINFOEX),
|
||
|
|
0L,
|
||
|
|
NULL,
|
||
|
|
(LPSTR)MAKEINTRESOURCE(idCmd),
|
||
|
|
NULL, NULL,
|
||
|
|
SW_NORMAL,
|
||
|
|
};
|
||
|
|
|
||
|
|
pcm->InvokeCommand((LPCMINVOKECOMMANDINFO)&ici);
|
||
|
|
pcm->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void CTrayBandSite::SetInner(IUnknown* punk)
|
||
|
|
{
|
||
|
|
_punkInner = punk;
|
||
|
|
|
||
|
|
_punkInner->QueryInterface(IID_PPV_ARG(IBandSite, &_pbsInner));
|
||
|
|
Release();
|
||
|
|
|
||
|
|
ASSERT(_pbsInner);
|
||
|
|
}
|
||
|
|
|
||
|
|
IBandSite* BandSite_CreateView()
|
||
|
|
{
|
||
|
|
IUnknown *punk;
|
||
|
|
HRESULT hr = E_FAIL;
|
||
|
|
|
||
|
|
// aggregate a TrayBandSite (from a RebarBandSite)
|
||
|
|
CTrayBandSite *ptbs = new CTrayBandSite;
|
||
|
|
if (ptbs)
|
||
|
|
{
|
||
|
|
hr = CoCreateInstance(CLSID_RebarBandSite, (IBandSite*)ptbs, CLSCTX_INPROC_SERVER, IID_PPV_ARG(IUnknown, &punk));
|
||
|
|
if (SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
ptbs->SetInner(punk); // paired w/ Release in outer (TBS::Release)
|
||
|
|
BandSite_Initialize(ptbs);
|
||
|
|
return SAFECAST(ptbs, IBandSite*);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
delete ptbs;
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
HRESULT BandSite_SaveView(IUnknown *pbs)
|
||
|
|
{
|
||
|
|
HRESULT hr = E_FAIL;
|
||
|
|
|
||
|
|
IStream *pstm = GetDesktopViewStream(STGM_WRITE, c_szTaskbarWinXP);
|
||
|
|
if (pstm)
|
||
|
|
{
|
||
|
|
hr = PersistStreamSave(pstm, TRUE, pbs);
|
||
|
|
pstm->Release();
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL CTrayBandSite::HandleMessage(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *plres)
|
||
|
|
{
|
||
|
|
if (!_hwnd)
|
||
|
|
{
|
||
|
|
IUnknown_GetWindow(SAFECAST(this, IBandSite*), &_hwnd);
|
||
|
|
}
|
||
|
|
|
||
|
|
switch (uMsg)
|
||
|
|
{
|
||
|
|
case WM_INITMENUPOPUP:
|
||
|
|
case WM_MEASUREITEM:
|
||
|
|
case WM_DRAWITEM:
|
||
|
|
case WM_MENUCHAR:
|
||
|
|
if (_pcm)
|
||
|
|
{
|
||
|
|
_pcm->HandleMenuMsg2(uMsg, wParam, lParam, plres);
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_NOTIFY:
|
||
|
|
switch (((LPNMHDR)lParam)->code)
|
||
|
|
{
|
||
|
|
case NM_NCHITTEST:
|
||
|
|
{
|
||
|
|
NMMOUSE *pnm = (LPNMMOUSE)lParam;
|
||
|
|
if (_hwnd == pnm->hdr.hwndFrom)
|
||
|
|
{
|
||
|
|
if (pnm->dwHitInfo == RBHT_CLIENT || pnm->dwItemSpec == -1)
|
||
|
|
{
|
||
|
|
if (plres)
|
||
|
|
*plres = HTTRANSPARENT;
|
||
|
|
}
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case RBN_MINMAX:
|
||
|
|
*plres = SHRestricted(REST_NOMOVINGBAND);
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
IWinEventHandler *pweh;
|
||
|
|
if (SUCCEEDED(QueryInterface(IID_PPV_ARG(IWinEventHandler, &pweh))))
|
||
|
|
{
|
||
|
|
HRESULT hr = pweh->OnWinEvent(hwnd, uMsg, wParam, lParam, plres);
|
||
|
|
pweh->Release();
|
||
|
|
return SUCCEEDED(hr);
|
||
|
|
}
|
||
|
|
ASSERT(0); // we know we support IWinEventHandler
|
||
|
|
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
void CTrayBandSite::_BroadcastExec(const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANTARG *pvarargIn, VARIANTARG *pvarargOut)
|
||
|
|
{
|
||
|
|
// Broadcast an Exec to all child bands
|
||
|
|
|
||
|
|
DWORD dwBandID;
|
||
|
|
UINT uBand = 0;
|
||
|
|
while (SUCCEEDED(EnumBands(uBand, &dwBandID)))
|
||
|
|
{
|
||
|
|
IOleCommandTarget* pct;
|
||
|
|
if (SUCCEEDED(GetBandObject(dwBandID, IID_PPV_ARG(IOleCommandTarget, &pct))))
|
||
|
|
{
|
||
|
|
pct->Exec(pguidCmdGroup, nCmdID, nCmdexecopt, pvarargIn, pvarargOut);
|
||
|
|
pct->Release();
|
||
|
|
}
|
||
|
|
uBand++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void BandSite_HandleDelayBootStuff(IUnknown* punk)
|
||
|
|
{
|
||
|
|
if (punk)
|
||
|
|
{
|
||
|
|
CTrayBandSite* pbs = IUnknownToCTrayBandSite(punk);
|
||
|
|
pbs->_fDelayBootStuffHandled = TRUE;
|
||
|
|
pbs->_BroadcastExec(&CGID_DeskBand, DBID_FINISHINIT, 0, NULL, NULL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// returns true or false whether it handled it
|
||
|
|
BOOL BandSite_HandleMessage(IUnknown *punk, HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *plres)
|
||
|
|
{
|
||
|
|
if (punk)
|
||
|
|
{
|
||
|
|
CTrayBandSite* pbs = IUnknownToCTrayBandSite(punk);
|
||
|
|
return pbs->HandleMessage(hwnd, uMsg, wParam, lParam, plres);
|
||
|
|
}
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
void BandSite_SetMode(IUnknown *punk, DWORD dwMode)
|
||
|
|
{
|
||
|
|
IBandSite* pbs = (IBandSite*)punk;
|
||
|
|
if (pbs)
|
||
|
|
{
|
||
|
|
IDeskBarClient *pdbc;
|
||
|
|
if (SUCCEEDED(pbs->QueryInterface(IID_PPV_ARG(IDeskBarClient, &pdbc))))
|
||
|
|
{
|
||
|
|
pdbc->SetModeDBC(dwMode);
|
||
|
|
pdbc->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void BandSite_Update(IUnknown *punk)
|
||
|
|
{
|
||
|
|
IBandSite* pbs = (IBandSite*)punk;
|
||
|
|
if (pbs)
|
||
|
|
{
|
||
|
|
IOleCommandTarget *pct;
|
||
|
|
if (SUCCEEDED(pbs->QueryInterface(IID_PPV_ARG(IOleCommandTarget, &pct))))
|
||
|
|
{
|
||
|
|
pct->Exec(&CGID_DeskBand, DBID_BANDINFOCHANGED, 0, NULL, NULL);
|
||
|
|
pct->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void BandSite_UIActivateDBC(IUnknown *punk, DWORD dwState)
|
||
|
|
{
|
||
|
|
IBandSite* pbs = (IBandSite*)punk;
|
||
|
|
if (pbs)
|
||
|
|
{
|
||
|
|
IDeskBarClient *pdbc;
|
||
|
|
if (SUCCEEDED(pbs->QueryInterface(IID_PPV_ARG(IDeskBarClient, &pdbc))))
|
||
|
|
{
|
||
|
|
pdbc->UIActivateDBC(dwState);
|
||
|
|
pdbc->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//*** PersistStreamLoad, PersistStreamSave
|
||
|
|
// NOTES
|
||
|
|
// we don't insist on finding IPersistStream iface; absence of it is
|
||
|
|
// assumed to mean there's nothing to init.
|
||
|
|
HRESULT PersistStreamLoad(IStream *pstm, IUnknown *punk)
|
||
|
|
{
|
||
|
|
IPersistStream *pps;
|
||
|
|
HRESULT hr = punk->QueryInterface(IID_PPV_ARG(IPersistStream, &pps));
|
||
|
|
if (SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
hr = pps->Load(pstm);
|
||
|
|
pps->Release();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
hr = S_OK; // n.b. S_OK not hr (don't insist on IID_IPS)
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
HRESULT PersistStreamSave(IStream *pstm, BOOL fClearDirty, IUnknown *punk)
|
||
|
|
{
|
||
|
|
HRESULT hr = E_FAIL;
|
||
|
|
if (punk)
|
||
|
|
{
|
||
|
|
hr = S_OK;// n.b. S_OK not hr (don't insist on IID_IPS)
|
||
|
|
IPersistStream *pps;
|
||
|
|
if (SUCCEEDED(punk->QueryInterface(IID_PPV_ARG(IPersistStream, &pps))))
|
||
|
|
{
|
||
|
|
hr = pps->Save(pstm, fClearDirty);
|
||
|
|
pps->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
HRESULT IUnknown_SimulateDrop(IUnknown* punk, IDataObject* pdtobj, DWORD grfKeyState, POINTL pt, LPDWORD pdwEffect)
|
||
|
|
{
|
||
|
|
HRESULT hr = E_FAIL;
|
||
|
|
if (punk)
|
||
|
|
{
|
||
|
|
IDropTarget* pdt;
|
||
|
|
hr = punk->QueryInterface(IID_PPV_ARG(IDropTarget, &pdt));
|
||
|
|
if (SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
hr = pdt->DragEnter(pdtobj, grfKeyState, pt, pdwEffect);
|
||
|
|
if (*pdwEffect)
|
||
|
|
{
|
||
|
|
hr = pdt->Drop(pdtobj, grfKeyState, pt, pdwEffect);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
pdt->DragLeave();
|
||
|
|
}
|
||
|
|
pdt->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
LRESULT BandSite_OnMarshallBS(WPARAM wParam, LPARAM lParam)
|
||
|
|
{
|
||
|
|
GUID *riid = (GUID *) wParam;
|
||
|
|
IStream *pstm = NULL;
|
||
|
|
|
||
|
|
// paired w/ matching Unmarshal in shdocvw (TM_MARSHALBS)
|
||
|
|
HRESULT hr = CoMarshalInterThreadInterfaceInStream(*riid, c_tray._ptbs, &pstm);
|
||
|
|
ASSERT(SUCCEEDED(hr));
|
||
|
|
|
||
|
|
return (LRESULT) pstm;
|
||
|
|
}
|
||
|
|
|
||
|
|
IStream *GetDesktopViewStream(DWORD grfMode, LPCTSTR pszName)
|
||
|
|
{
|
||
|
|
HKEY hkStreams;
|
||
|
|
|
||
|
|
ASSERT(g_hkeyExplorer);
|
||
|
|
|
||
|
|
if (RegCreateKey(g_hkeyExplorer, TEXT("Streams"), &hkStreams) == ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
IStream *pstm = OpenRegStream(hkStreams, TEXT("Desktop"), pszName, grfMode);
|
||
|
|
RegCloseKey(hkStreams);
|
||
|
|
return pstm;
|
||
|
|
}
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
BOOL Reg_GetString(HKEY hkey, LPCTSTR pszSubKey, LPCTSTR pszValue, LPTSTR psz, DWORD cb)
|
||
|
|
{
|
||
|
|
BOOL fRet = FALSE;
|
||
|
|
if (!g_fCleanBoot)
|
||
|
|
{
|
||
|
|
fRet = ERROR_SUCCESS == SHGetValue(hkey, pszSubKey, pszValue, NULL, psz, &cb);
|
||
|
|
}
|
||
|
|
return fRet;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void BandSite_Load()
|
||
|
|
{
|
||
|
|
CTrayBandSite* ptbs = IUnknownToCTrayBandSite(c_tray._ptbs);
|
||
|
|
HRESULT hr = E_FAIL;
|
||
|
|
|
||
|
|
// 1st, try the WinXP presisted state
|
||
|
|
IStream *pstm = GetDesktopViewStream(STGM_READ, c_szTaskbarWinXP);
|
||
|
|
if (pstm)
|
||
|
|
{
|
||
|
|
hr = PersistStreamLoad(pstm, (IBandSite*)ptbs);
|
||
|
|
pstm->Release();
|
||
|
|
}
|
||
|
|
|
||
|
|
if (FAILED(hr))
|
||
|
|
{
|
||
|
|
BandSite_RemoveAllBands((IBandSite*)ptbs);
|
||
|
|
// 2nd, try the Win2K persisted state
|
||
|
|
IStream *pstm = GetDesktopViewStream(STGM_READ, c_szTaskbar);
|
||
|
|
if (pstm)
|
||
|
|
{
|
||
|
|
hr = PersistStreamLoad(pstm, (IBandSite*)ptbs);
|
||
|
|
pstm->Release();
|
||
|
|
}
|
||
|
|
|
||
|
|
// 3rd, if there is none (or if version mismatch or other failure),
|
||
|
|
// try settings from setup
|
||
|
|
if (FAILED(hr))
|
||
|
|
{
|
||
|
|
BandSite_RemoveAllBands((IBandSite*)ptbs);
|
||
|
|
LPTSTR pszValue;
|
||
|
|
if (IsOS(OS_PERSONAL) || IsOS(OS_PROFESSIONAL) || SHRestricted(REST_CLASSICSHELL))
|
||
|
|
{
|
||
|
|
// use the no-quick-launch stream
|
||
|
|
pszValue = TEXT("Default Taskbar (Personal)");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
pszValue = TEXT("Default Taskbar");
|
||
|
|
}
|
||
|
|
|
||
|
|
// n.b. HKLM not HKCU
|
||
|
|
// like GetDesktopViewStream but for HKLM
|
||
|
|
pstm = OpenRegStream(HKEY_LOCAL_MACHINE,
|
||
|
|
REGSTR_PATH_EXPLORER TEXT("\\Streams\\Desktop"),
|
||
|
|
pszValue, STGM_READ);
|
||
|
|
|
||
|
|
if (pstm)
|
||
|
|
{
|
||
|
|
hr = PersistStreamLoad(pstm, (IBandSite *)ptbs);
|
||
|
|
pstm->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// o.w., throw up our hands and force some hard-coded defaults
|
||
|
|
// this is needed for a) unexpected failures; b) debug bootstrap;
|
||
|
|
int iCount = 0;
|
||
|
|
DWORD dwBandID;
|
||
|
|
if (FAILED(hr) || FAILED(BandSite_FindBand(ptbs, CLSID_TaskBand, CLSID_NULL, NULL, &iCount, &dwBandID)))
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// note that for the CheckBands case, we're assuming that
|
||
|
|
// a) AddBands adds only the missing guys (for now there's
|
||
|
|
// only 1 [TaskBand] so we're ok); and b) AddBands doesn't
|
||
|
|
// create dups if only some are missing (again for now there's
|
||
|
|
// only 1 so no pblm)
|
||
|
|
ptbs->_AddRequiredBands();
|
||
|
|
}
|
||
|
|
|
||
|
|
hr = BandSite_FindBand(ptbs, CLSID_TaskBand, CLSID_NULL, NULL, &iCount, &dwBandID);
|
||
|
|
while ((iCount > 1) && SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
ptbs->RemoveBand(dwBandID);
|
||
|
|
hr = BandSite_FindBand(ptbs, CLSID_TaskBand, CLSID_NULL, NULL, &iCount, &dwBandID);
|
||
|
|
}
|
||
|
|
|
||
|
|
// And one more: this is needed for the TipBand deskband for the TabletPC.
|
||
|
|
iCount = 0;
|
||
|
|
if (FAILED(hr) || FAILED(BandSite_FindBand(ptbs, CLSID_TipBand, CLSID_NULL, NULL, &iCount, &dwBandID)))
|
||
|
|
{
|
||
|
|
IDeskBand* pdb;
|
||
|
|
HRESULT hr = CoCreateInstance(CLSID_TipBand, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARG(IDeskBand, &pdb));
|
||
|
|
if (SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
hr = ptbs->AddBand(pdb);
|
||
|
|
pdb->Release();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
hr = BandSite_FindBand(ptbs, CLSID_TipBand, CLSID_NULL, NULL, &iCount, &dwBandID);
|
||
|
|
while ((iCount > 1) && SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
ptbs->RemoveBand(dwBandID);
|
||
|
|
hr = BandSite_FindBand(ptbs, CLSID_TipBand, CLSID_NULL, NULL, &iCount, &dwBandID);
|
||
|
|
}
|
||
|
|
|
||
|
|
ptbs->SetLoaded(TRUE);
|
||
|
|
}
|
||
|
|
|
||
|
|
HRESULT CTrayBandSiteService_CreateInstance(IUnknown* punkOuter, IUnknown** ppunk)
|
||
|
|
{
|
||
|
|
if (punkOuter)
|
||
|
|
return CLASS_E_NOAGGREGATION;
|
||
|
|
|
||
|
|
if (c_tray._ptbs)
|
||
|
|
{
|
||
|
|
*ppunk = c_tray._ptbs;
|
||
|
|
c_tray._ptbs->AddRef();
|
||
|
|
return S_OK;
|
||
|
|
}
|
||
|
|
|
||
|
|
return E_OUTOFMEMORY;
|
||
|
|
}
|