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windows-server-2003/shell/shell32/menuband/isfband.cpp

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#include "shellprv.h"
#include "common.h"
#include <varutil.h>
#include "bands.h"
#include "isfband.h"
#include "resource.h"
#include "dpastuff.h"
#include "shlwapi.h"
#include "cobjsafe.h"
#include "uemapp.h"
#include "mnfolder.h"
#include "legacy.h"
#include "util.h"
#include "strsafe.h"
#include "isfmenu.h"
#define DM_VERBOSE 0 // misc verbose traces
#define DM_PERSIST 0
#define TF_BANDDD TF_BAND
#define DM_RENAME 0
#define DM_MISC 0 // miscellany
#define SZ_PROPERTIESA "properties"
#define SZ_PROPERTIES TEXT(SZ_PROPERTIESA)
#define SZ_REGKEY_ADVFOLDER TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Advanced")
// {F47162A0-C18F-11d0-A3A5-00C04FD706EC}
static const GUID TOID_ExtractImage = { 0xf47162a0, 0xc18f, 0x11d0, { 0xa3, 0xa5, 0x0, 0xc0, 0x4f, 0xd7, 0x6, 0xec } };
#define SUPERCLASS CToolBand
extern UINT g_idFSNotify;
HRESULT CLogoExtractImageTask_Create(CLogoBase *plb,
IExtractImage *pExtract,
LPCWSTR pszCache,
DWORD dwItem,
int iIcon,
DWORD dwFlags,
IRunnableTask ** ppTask);
class CLogoExtractImageTask : public IRunnableTask
{
public:
STDMETHOD (QueryInterface) (REFIID riid, void **ppvObj);
STDMETHOD_(ULONG, AddRef) ();
STDMETHOD_(ULONG, Release) ();
STDMETHOD (Run)(void);
STDMETHOD (Kill)(BOOL fWait);
STDMETHOD (Suspend)();
STDMETHOD (Resume)();
STDMETHOD_(ULONG, IsRunning)(void);
protected:
CLogoExtractImageTask(HRESULT * pHr,
CLogoBase *plb,
IExtractImage * pImage,
LPCWSTR pszCache,
DWORD dwItem,
int iIcon,
DWORD dwFlags);
~CLogoExtractImageTask();
HRESULT InternalResume();
friend HRESULT CLogoExtractImageTask_Create(CLogoBase* plb,
IExtractImage *pExtract,
LPCWSTR pszCache,
DWORD dwItem,
int iIcon,
DWORD dwFlags,
IRunnableTask ** ppTask);
LONG m_cRef;
LONG m_lState;
IExtractImage * m_pExtract;
IRunnableTask * m_pTask;
WCHAR m_szPath[MAX_PATH];
DWORD m_dwFlags;
DWORD m_dwItem;
CLogoBase* m_plb;
HBITMAP m_hBmp;
int m_iIcon;
};
//=================================================================
// Implementation of CISFBand
//=================================================================
CISFBand::CISFBand() : CToolbarBand()
{
_fCanFocus = TRUE;
_eUemLog = UEMIND_NIL;
_dwPriv = -1;
_fHasOrder = TRUE; // ISFBand always has an order...
_fAllowDropdown = BOOLIFY(SHRegGetBoolUSValue(SZ_REGKEY_ADVFOLDER, TEXT("CascadeFolderBands"),
FALSE,
FALSE));
// Should we enable logging of arbirary events?
// _pguidUEMGroup = &UEMIID_SHELL;
ASSERT(_pguidUEMGroup == NULL);
// Assert that this class is ZERO INITed.
ASSERT(!_pbp);
ASSERT(FALSE == _fCreatedBandProxy);
}
CISFBand::~CISFBand()
{
if (_pbp && _fCreatedBandProxy)
_pbp->SetSite(NULL);
ATOMICRELEASE(_pbp);
}
// aggregation checking is handled in class factory
HRESULT CISFBand_CreateInstance(IUnknown* pUnkOuter, REFIID riid, void **ppv)
{
// aggregation checking is handled in class factory
HRESULT hr = E_OUTOFMEMORY;
CISFBand *pObj = new CISFBand();
if (pObj)
{
hr = pObj->QueryInterface(riid, ppv);
pObj->Release();
}
return hr;
}
#ifdef DEBUG
#define _AddRef(psz) { ++_cRef; TraceMsg(TF_SHDREF, "CDocObjectView(%x)::QI(%s) is AddRefing _cRef=%d", this, psz, _cRef); }
#else
#define _AddRef(psz) ++_cRef
#endif
HRESULT CISFBand::QueryInterface(REFIID riid, void **ppvObj)
{
static const QITAB qit[] = {
QITABENT(CISFBand, IShellFolderBand),
QITABENT(CISFBand, IFolderBandPriv),
{ 0 },
};
HRESULT hr = QISearch(this, qit, riid, ppvObj);
if (FAILED(hr))
hr = CToolBand::QueryInterface(riid, ppvObj);
if (FAILED(hr))
hr = CSFToolbar::QueryInterface(riid, ppvObj);
if (S_OK != hr)
{
// HACKHACK: this is yucko!
if (IsEqualIID(riid, CLSID_ISFBand))
{
*ppvObj = (void*)this;
_AddRef(TEXT("CLSID_ISFBand"));
return S_OK;
}
}
return hr;
}
//*** ILIsParentCSIDL -- like ILIsParent, but accepts a CSIDL_* for pidl1
// NOTES
// TODO move to shlwapi (if/when idlist.c moves there)?
STDAPI_(BOOL) ILIsParentCSIDL(int csidl1, LPCITEMIDLIST pidl2, BOOL fImmediate)
{
LPITEMIDLIST pidlSpec;
BOOL fRet = FALSE;
if (SUCCEEDED(SHGetSpecialFolderLocation(NULL, csidl1, &pidlSpec)))
{
fRet = ILIsParent(pidlSpec, pidl2, fImmediate);
ILFree(pidlSpec);
}
return fRet;
}
/*----------------------------------------------------------
Purpose: IShellFolderBand::InitializeSFB
- supply IShellFolder with no PIDL if you want to view some
ISF (either already instantiated from the filesystem or
some non-filesystem ISF) that you do NOT want to receive
notifies from (either from SHChangeNotify nor from
IShellChangeNotify)
- supply a PIDL with no IShellFolder for a full-blown band
looking at a shell namespace (rooted on desktop) item.
*/
HRESULT CISFBand::InitializeSFB(IShellFolder *psf, LPCITEMIDLIST pidl)
{
HRESULT hr = S_OK;
// Did they try to add the Recycle Bin? If so we need to reject it
// for consistance reasons. We also reject the Temp. Internet Files
// for security reasons.
if (pidl && (ILIsParentCSIDL(CSIDL_BITBUCKET, pidl, FALSE) ||
ILIsParentCSIDL(CSIDL_INTERNET_CACHE, pidl, FALSE)))
{
// this will eventually show up as IDS_CANTISFBAND
TraceMsg(DM_TRACE, "cib.isfb: recycle => E_INVALIDARG");
hr = E_INVALIDARG;
}
if (SUCCEEDED(hr))
hr = CSFToolbar::SetShellFolder(psf, pidl);
if (SUCCEEDED(hr))
hr = _AfterLoad();
return hr;
}
/*----------------------------------------------------------
Purpose: IShellFolderBand::SetBandInfoSFB
*/
HRESULT CISFBand::SetBandInfoSFB(BANDINFOSFB * pbi)
{
ASSERT(pbi);
if (!pbi)
return E_POINTER;
if ((pbi->dwMask & ISFB_MASK_INVALID) ||
(pbi->dwMask & ISFB_MASK_VIEWMODE) && (pbi->wViewMode & ~3))
return E_INVALIDARG;
// We don't handle ISFB_MASK_SHELLFOLDER and ISFB_MASK_IDLIST
// in Set because there's a lot of work to resync pidl, psf, and
// notifcations in the toolbar. If somebody wants to do it,
// more power to ya. :)
if (pbi->dwMask & (ISFB_MASK_SHELLFOLDER | ISFB_MASK_IDLIST))
return E_INVALIDARG;
if (pbi->dwMask & ISFB_MASK_STATE)
{
if (pbi->dwStateMask & ISFB_STATE_DEBOSSED)
_fDebossed = BOOLIFY(pbi->dwState & ISFB_STATE_DEBOSSED);
if (pbi->dwStateMask & ISFB_STATE_ALLOWRENAME)
_fAllowRename = BOOLIFY(pbi->dwState & ISFB_STATE_ALLOWRENAME);
if (pbi->dwStateMask & ISFB_STATE_NOSHOWTEXT)
_fNoShowText = BOOLIFY(pbi->dwState & ISFB_STATE_NOSHOWTEXT);
if (pbi->dwStateMask & ISFB_STATE_CHANNELBAR)
_fChannels = BOOLIFY(pbi->dwState & ISFB_STATE_CHANNELBAR);
/* ISFB_STATE_NOTITLE: removed 970619, use cbs::SetBandState */
if (pbi->dwStateMask & ISFB_STATE_QLINKSMODE)
_fLinksMode = BOOLIFY(pbi->dwState & ISFB_STATE_QLINKSMODE);
if (pbi->dwStateMask & ISFB_STATE_FULLOPEN)
_fFullOpen = BOOLIFY(pbi->dwState & ISFB_STATE_FULLOPEN);
if (pbi->dwStateMask & ISFB_STATE_NONAMESORT)
_fNoNameSort = BOOLIFY(pbi->dwState & ISFB_STATE_NONAMESORT);
if (pbi->dwStateMask & ISFB_STATE_BTNMINSIZE)
_fBtnMinSize = BOOLIFY(pbi->dwState & ISFB_STATE_BTNMINSIZE);
}
if (pbi->dwMask & ISFB_MASK_BKCOLOR)
{
_crBkgnd = pbi->crBkgnd;
_fHaveBkColor = TRUE;
if (EVAL(_hwndTB))
SHSetWindowBits(_hwndTB, GWL_STYLE, TBSTYLE_CUSTOMERASE, TBSTYLE_CUSTOMERASE);
ASSERT(_hwnd);
if (_hwndPager)
{
TraceMsg(TF_BAND, "cib.sbisfb: Pager_SetBkColor(_hwnd=%x crBkgnd=%x)", _hwnd, _crBkgnd);
Pager_SetBkColor(_hwnd, _crBkgnd);
}
}
// We don't support changing these once TB is created, So?
if (pbi->dwMask & ISFB_MASK_COLORS)
{
_crBtnLt = pbi->crBtnLt;
_crBtnDk = pbi->crBtnDk;
_fHaveColors = TRUE;
}
if (pbi->dwMask & ISFB_MASK_VIEWMODE)
{
_uIconSize = (pbi->wViewMode & 3); // stored in a 2-bit field currently...
// only force no recalc if one of the recalcable fields was set
_fNoRecalcDefaults = TRUE;
}
// If the bandsite queried us before, let it know the info may have changed
if (_fInitialized)
_BandInfoChanged();
return S_OK;
}
/*----------------------------------------------------------
Purpose: IShellFolderBand::GetBandInfoSFB
*/
HRESULT CISFBand::GetBandInfoSFB(BANDINFOSFB * pbi)
{
ASSERT(pbi);
if (!pbi)
return E_POINTER;
if (pbi->dwMask & ISFB_MASK_STATE)
{
pbi->dwState = 0;
pbi->dwStateMask = ISFB_STATE_ALL;
if (_fDebossed)
pbi->dwState |= ISFB_STATE_DEBOSSED;
if (_fAllowRename)
pbi->dwState |= ISFB_STATE_ALLOWRENAME;
if (_fNoShowText)
pbi->dwState |= ISFB_STATE_NOSHOWTEXT;
if (_fLinksMode)
pbi->dwState |= ISFB_STATE_QLINKSMODE;
if (_fFullOpen)
pbi->dwState |= ISFB_STATE_FULLOPEN;
if (_fNoNameSort)
pbi->dwState |= ISFB_STATE_NONAMESORT;
if (_fBtnMinSize)
pbi->dwState |= ISFB_STATE_BTNMINSIZE;
}
if (pbi->dwMask & ISFB_MASK_BKCOLOR)
{
pbi->crBkgnd = (_fHaveBkColor) ? _crBkgnd : CLR_DEFAULT;
}
if (pbi->dwMask & ISFB_MASK_COLORS)
{
if (_fHaveColors)
{
pbi->crBtnLt = _crBtnLt;
pbi->crBtnDk = _crBtnDk;
}
else
{
pbi->crBtnLt = CLR_DEFAULT;
pbi->crBtnDk = CLR_DEFAULT;
}
}
if (pbi->dwMask & ISFB_MASK_VIEWMODE)
{
pbi->wViewMode = _uIconSize;
}
if (pbi->dwMask & ISFB_MASK_SHELLFOLDER)
{
pbi->psf = _psf;
if (pbi->psf)
pbi->psf->AddRef();
}
if (pbi->dwMask & ISFB_MASK_IDLIST)
{
if (_pidl)
pbi->pidl = ILClone(_pidl);
else
pbi->pidl = NULL;
}
return S_OK;
}
// *** IInputObject methods ***
HRESULT CISFBand::TranslateAcceleratorIO(LPMSG lpMsg)
{
if (SendMessage(_hwnd, TB_TRANSLATEACCELERATOR, 0, (LPARAM)lpMsg))
return S_OK;
return SUPERCLASS::TranslateAcceleratorIO(lpMsg);
}
void CISFBand::_SetCacheMenuPopup(IMenuPopup* pmp)
{
if (!SHIsSameObject(pmp, _pmpCache))
{
_ReleaseMenuPopup(&_pmpCache);
_pmpCache = pmp;
if (_pmpCache)
_pmpCache->AddRef();
}
}
void CISFBand::_ReleaseMenuPopup(IMenuPopup** ppmp)
{
IUnknown_SetSite(*ppmp, NULL);
ATOMICRELEASE(*ppmp);
}
/*----------------------------------------------------------
Purpose: Releases the held menu popup.
*/
void CISFBand::_ReleaseMenu()
{
if (!SHIsSameObject(_pmp, _pmpCache))
{
TraceMsg(TF_MENUBAND, "Releasing pmp %#lx", _pmp);
_ReleaseMenuPopup(&_pmp);
} else
ATOMICRELEASE(_pmp);
}
//***
// ENTRY/EXIT
// S_OK desktop browser
// S_FALSE other browser (explorer, OC, etc.)
// E_xxx not a browser at all (e.g. band asking tray)
HRESULT MBIsDesktopBrowser(IUnknown *punkSite)
{
HRESULT hr;
IServiceProvider *psp;
IUnknown *punk;
hr = E_FAIL;
if (SUCCEEDED(IUnknown_QueryService(punkSite, SID_STopLevelBrowser, IID_PPV_ARG(IServiceProvider, &psp))))
{
hr = S_FALSE;
if (SUCCEEDED(psp->QueryInterface(SID_SShellDesktop, (void**)&punk)))
{
hr = S_OK;
punk->Release();
}
psp->Release();
}
TraceMsg(DM_VERBOSE, "idb: ret hrDesk=%x (0=dt 1=sh e=!brow)", hr);
return hr;
}
/*----------------------------------------------------------
Purpose: IDockingWindow::SetSite method.
*/
HRESULT CISFBand::SetSite(IUnknown* punkSite)
{
_ReleaseMenu();
SUPERCLASS::SetSite(punkSite);
if (_punkSite)
{
if (!_hwndTB)
_CreateToolbar(_hwndParent);
IUnknown_SetOwner(_psf, SAFECAST(this, IDeskBand*));
_Initialize();
}
else
IUnknown_SetOwner(_psf, NULL);
// First destroy the band proxy
// Call SetSite(NULL) only if you own
// if not, it's the parent from whom you got it via QS who will call SetSite(NULL)
if (_pbp && _fCreatedBandProxy)
_pbp->SetSite(NULL);
ATOMICRELEASE(_pbp);
_fCreatedBandProxy = FALSE;
// Need a bandproxy
QueryService_SID_IBandProxy(punkSite, IID_IBandProxy, &_pbp, NULL);
if (!_pbp)
{
// We need to create it ourselves since our parent couldn't help
ASSERT(FALSE == _fCreatedBandProxy);
HRESULT hr = CreateIBandProxyAndSetSite(punkSite, IID_IBandProxy, &_pbp, NULL);
if (_pbp)
{
ASSERT(S_OK == hr);
_fCreatedBandProxy = TRUE;
}
}
return S_OK;
}
void CISFBand::_Initialize()
{
_fDesktop = (MBIsDesktopBrowser(_punkSite) == S_OK);
return;
}
/*----------------------------------------------------------
Purpose: IDockingWindow::CloseDW method.
*/
HRESULT CISFBand::CloseDW(DWORD dw)
{
_fClosing = TRUE;
// close down the task scheduler ...
if (_pTaskScheduler)
ATOMICRELEASE(_pTaskScheduler);
_UnregisterToolbar();
EmptyToolbar();
IUnknown_SetOwner(_psf, NULL);
_SetCacheMenuPopup(NULL);
// should get freed in EmptyToolbar();
ASSERT(!_hdpa);
return SUPERCLASS::CloseDW(dw);
}
/*----------------------------------------------------------
Purpose: IDockingWindow::ShowDW method
*/
HRESULT CISFBand::ShowDW(BOOL fShow)
{
HRESULT hr = S_OK;
SUPERCLASS::ShowDW(fShow);
if (fShow)
{
_fShow = TRUE;
if (_fDirty)
{
_FillToolbar();
}
if (!_fDelayInit)
{
_RegisterToolbar();
}
}
else
{
_fShow = FALSE;
}
return hr;
}
void CISFBand::_StopDelayPainting()
{
if (_fDelayPainting)
{
_fDelayPainting = FALSE;
// May be called by background thread
// Use PostMessage instead of SendMessage to avoid deadlock
PostMessage(_hwndTB, WM_SETREDRAW, TRUE, 0);
if (_hwndPager)
PostMessage(_hwnd, PGM_RECALCSIZE, 0L, 0L);
}
}
HWND CISFBand::_CreatePager(HWND hwndParent)
{
// don't create a pager for isfbands
return hwndParent;
}
HRESULT CISFBand::_CreateToolbar(HWND hwndParent)
{
if (_fHaveBkColor)
_dwStyle |= TBSTYLE_CUSTOMERASE;
HRESULT hr = CSFToolbar::_CreateToolbar(hwndParent);
if (SUCCEEDED(hr))
{
ASSERT(_hwndTB);
if (_fHaveBkColor)
ToolBar_SetInsertMarkColor(_hwndTB, GetSysColor(COLOR_BTNFACE));
SendMessage(_hwndTB, TB_SETEXTENDEDSTYLE, TBSTYLE_EX_DRAWDDARROWS, TBSTYLE_EX_DRAWDDARROWS);
if (_fChannels)
{
SHSetWindowBits(_hwndTB, GWL_EXSTYLE, dwExStyleRTLMirrorWnd, 0);
}
_hwnd = _hwndPager ? _hwndPager : _hwndTB;
if (_fHaveColors)
{
COLORSCHEME cs;
cs.dwSize = sizeof(cs);
cs.clrBtnHighlight = _crBtnLt;
cs.clrBtnShadow = _crBtnDk;
SendMessage(_hwndTB, TB_SETCOLORSCHEME, 0, (LPARAM) &cs);
}
}
return hr;
}
int CISFBand::_GetBitmap(int iCommandID, PIBDATA pibdata, BOOL fUseCache)
{
int iBitmap;
if (_uIconSize == ISFBVIEWMODE_LOGOS)
{
IRunnableTask *pTask = NULL;
DWORD dwPriority = 0;
// fetch the logo instead...
ASSERT(!_fDelayPainting);
// Warning - cannot hold ptask in a member variable - it will be a circular reference
iBitmap = GetLogoIndex(iCommandID, pibdata->GetPidl(), &pTask, &dwPriority, NULL);
if (pTask)
{
AddTaskToQueue(pTask, dwPriority, (DWORD)iCommandID);
ATOMICRELEASE(pTask);
}
}
else
iBitmap = CSFToolbar::_GetBitmap(iCommandID, pibdata, fUseCache);
return iBitmap;
}
void CISFBand::_SetDirty(BOOL fDirty)
{
CSFToolbar::_SetDirty(fDirty);
if (fDirty)
IUnknown_Exec(_punkSite, &CGID_PrivCITCommands, CITIDM_SET_DIRTYBIT, TRUE, NULL, NULL);
}
BOOL CISFBand::_UpdateIconSize(UINT uIconSize, BOOL fUpdateButtons)
{
BOOL fChanged = (_uIconSize != uIconSize);
_uIconSize = uIconSize;
HIMAGELIST himl = NULL;
if (uIconSize == ISFBVIEWMODE_LOGOS)
{
if (SUCCEEDED(InitLogoView()))
{
himl = GetLogoHIML();
}
if (himl)
{
SendMessage(_hwndTB, TB_SETIMAGELIST, 0, (LPARAM)himl);
_UpdateButtons();
}
}
if (!himl)
fChanged |= CSFToolbar::_UpdateIconSize(uIconSize,fUpdateButtons);
return fChanged;
}
void CISFBand::_UpdateVerticalMode(BOOL fVertical)
{
_fVertical = (fVertical != 0);
TraceMsg(TF_BAND, "ISFBand::_UpdateVerticalMode going %hs", _fVertical ? "VERTICAL" : "HORIZONTAL");
ASSERT(_hwnd);
if (_hwndPager)
{
SHSetWindowBits(_hwnd, GWL_STYLE, PGS_HORZ|PGS_VERT,
_fVertical ? PGS_VERT : PGS_HORZ);
}
if (_hwndTB)
{
SHSetWindowBits(_hwndTB, GWL_STYLE, TBSTYLE_WRAPABLE | CCS_VERT,
TBSTYLE_WRAPABLE | (_fVertical ? CCS_VERT : 0));
}
}
HRESULT IUnknown_QueryBand(IUnknown *punk, DWORD dwBandID, IDeskBand** ppstb, DWORD* pdwState, LPWSTR pszName, int cchName)
{
HRESULT hr;
IBandSite *pbs;
hr = punk->QueryInterface(IID_PPV_ARG(IBandSite, &pbs));
if (SUCCEEDED(hr))
{
hr = pbs->QueryBand(dwBandID, ppstb, pdwState, pszName, cchName);
pbs->Release();
}
return hr;
}
#define CISFBAND_GETBUTTONSIZE() (_hwndTB ? (LONG)SendMessage(_hwndTB, TB_GETBUTTONSIZE, 0, 0L) : MAKELONG(16, 16))
// _GetIdealSize
// calculates ideal height and width for band and passes back in
// psize, if psize isn't NULL; return value is band's 'ideal length'
// (ideal height if vertical, else ideal width)
int CISFBand::_GetIdealSize(PSIZE psize)
{
SIZE size;
LONG lButtonSize = CISFBAND_GETBUTTONSIZE();
RECT rc = {0};
if (psize)
{
rc.right = psize->cx;
rc.bottom = psize->cy;
}
else if (_hwndTB)
{
GetClientRect(_hwndTB, &rc);
}
if (_fVertical)
{
// set width to be max of toolbar width and toolbar button width
size.cx = max(RECTWIDTH(rc), LOWORD(lButtonSize));
// have toolbar calculate height given that width
SendMessage(_hwndTB, TB_GETIDEALSIZE, TRUE, (LPARAM)&size);
}
else
{
// set height to be max of toolbar width and toolbar button width
size.cy = max(RECTHEIGHT(rc), HIWORD(lButtonSize));
// have toolbar calculate width given that height
SendMessage(_hwndTB, TB_GETIDEALSIZE, FALSE, (LPARAM)&size);
}
if (psize)
{
*psize = size;
}
return _fVertical ? size.cy : size.cx;
}
/*----------------------------------------------------------
Purpose: IDeskBand::GetBandInfo method
*/
HRESULT CISFBand::GetBandInfo(DWORD dwBandID, DWORD fViewMode,
DESKBANDINFO* pdbi)
{
HRESULT hr = S_OK;
WCHAR szQLPath[MAX_PATH] = L"";
if (SUCCEEDED(SHGetFolderPath(NULL, CSIDL_APPDATA, NULL, 0, szQLPath)))
{
WCHAR szSubDir[MAX_PATH];
LoadString(g_hinst, IDS_QLAUNCHAPPDATAPATH, szSubDir, ARRAYSIZE(szSubDir));
PathCombine(szQLPath, szQLPath, szSubDir);
}
_dwBandID = dwBandID;
// We don't know the default icon size until GetBandInfo is called.
// After we set the default, we pay attention to the context menu.
if (!_fNoRecalcDefaults)
{
_uIconSize = (fViewMode & (DBIF_VIEWMODE_FLOATING |DBIF_VIEWMODE_VERTICAL)) ? ISFBVIEWMODE_LARGEICONS : ISFBVIEWMODE_SMALLICONS;
_fNoRecalcDefaults = TRUE;
}
if (!_fInitialized)
{
_fInitialized = TRUE;
_UpdateIconSize(_uIconSize, FALSE);
_UpdateShowText(_fNoShowText);
}
// we treat floating the same as vertical
_UpdateVerticalMode(fViewMode & (DBIF_VIEWMODE_FLOATING |DBIF_VIEWMODE_VERTICAL));
LONG lButtonSize = CISFBAND_GETBUTTONSIZE();
pdbi->dwModeFlags = DBIMF_VARIABLEHEIGHT | DBIMF_USECHEVRON;
if (_fDebossed)
pdbi->dwModeFlags |= DBIMF_DEBOSSED;
pdbi->ptMinSize.x = 0;
pdbi->ptMaxSize.y = 32000; // random
pdbi->ptIntegral.y = (fViewMode & DBIF_VIEWMODE_VERTICAL) ? 1 : HIWORD(lButtonSize);
pdbi->ptIntegral.x = 1;
if (!_fFullOpen)
_iIdealLength = _GetIdealSize((PSIZE)&pdbi->ptActual);
// CalcMinWidthHeight {
#define g_cxScrollbar (GetSystemMetrics(SM_CXVSCROLL) * 3 / 4)
#define g_cyScrollbar (GetSystemMetrics(SM_CYVSCROLL) * 3 / 4)
#define CX_TBBUTTON_MAX (16 + CX_FILENAME_AVG) // button + name
#define CY_TBBUTTON_MAX (16) // button
int csBut, csButMin, clBut, clButMin, clScroll;
// set up short/long aliases
if (_fVertical)
{
csBut = LOWORD(lButtonSize);
if (_fBtnMinSize)
csButMin = min(csBut, CX_TBBUTTON_MAX);
else
csButMin = 0; // people like to shrink things way down, so let 'em
clBut = HIWORD(lButtonSize);
clButMin = clBut;
//ASSERT(min(clBut, CY_TBBUTTON_MAX) == clButMin); // fails!
clScroll = g_cyScrollbar;
}
else
{
csBut = HIWORD(lButtonSize);
csButMin = csBut;
//ASSERT(min(csBut, CY_TBBUTTON_MAX) == csButMin); // fails!
clBut = LOWORD(lButtonSize);
clButMin = min(clBut, CX_TBBUTTON_MAX);
clScroll = g_cxScrollbar;
// nt5:176448: integral for horz
//pdbi->ptIntegral.y = csBut; this is the cause for 287082 and 341592
}
// n.b. virt pdbi->pt.x,y is really phys y,x (i.e. phys long,short)
pdbi->ptMinSize.x = 0;
pdbi->ptMinSize.y = csButMin;
DWORD dwState = BSSF_NOTITLE;
BANDINFOSFB bi;
TCHAR szBandPath[MAX_PATH];
bi.dwMask = ISFB_MASK_IDLIST;
GetBandInfoSFB(&bi);
SHGetPathFromIDList(bi.pidl, szBandPath);
if ((lstrcmp(szBandPath, szQLPath) == 0) && (!_fIgnoreAddToFront))
{
pdbi->dwModeFlags |= DBIMF_ADDTOFRONT;
}
ILFree(bi.pidl);
IUnknown_QueryBand(_punkSite, dwBandID, NULL, &dwState, NULL, 0);
if (dwState & BSSF_NOTITLE) // _fNoTitle
{
int i, cBut, clTmp;
// cbut= text notext
// horz 1 4
// vert 1 1
cBut = 1;
if (!_fVertical && _fNoShowText)
{
// special-case for QLaunch so see several buttons
cBut = 3; // for both QLaunch and arbitrary ISF band
}
pdbi->ptMinSize.x = cBut * clButMin;
if (_hwndPager)
{
// tack on extra space for pager arrows
pdbi->ptMinSize.x += 2 * clScroll;
}
i = (int)SendMessage(_hwndTB, TB_BUTTONCOUNT, 0, 0);
if (i <= cBut)
{
clTmp = i * clBut;
if (clTmp < pdbi->ptMinSize.x)
{
// scrollbars take as much space as button would
// so just do the button
pdbi->ptMinSize.x = clTmp;
}
}
}
// }
hr = _GetTitleW(pdbi->wszTitle, ARRAYSIZE(pdbi->wszTitle));
if (SUCCEEDED(hr))
{
// set window text to give accessibility apps something to read
SetWindowText(_hwndTB, pdbi->wszTitle);
}
else
{
// we don't support title
#ifdef DEBUG
if (pdbi->dwMask & DBIM_TITLE)
TraceMsg(DM_VERBOSE, "cisfb.gbi: patch ~DBIM_TITLE");
#endif
pdbi->dwMask &= ~DBIM_TITLE;
}
return hr;
}
LRESULT CISFBand::_OnCustomDraw(NMCUSTOMDRAW* pnmcd)
{
NMTBCUSTOMDRAW * ptbcd = (NMTBCUSTOMDRAW *)pnmcd;
LRESULT lres = CDRF_DODEFAULT;
switch (pnmcd->dwDrawStage)
{
case CDDS_PREPAINT:
// if there is a palette, then quietly select it into the DC ...
if (_hpalHalftone && _uIconSize == ISFBVIEWMODE_LOGOS)
{
ASSERT(pnmcd->hdc);
_hpalOld = SelectPalette(pnmcd->hdc, _hpalHalftone, TRUE);
// LINTASSERT(_hpalOld || !_hpalOld); // 0 semi-ok for SelectPalette
RealizePalette(pnmcd->hdc);
}
// make sure we get the postpaint as well so we can de-select the palette...
lres = CDRF_NOTIFYPOSTPAINT;
break;
case CDDS_POSTPAINT:
// if there is a palette, then quietly select it into the DC ...
if (_hpalHalftone && _uIconSize == ISFBVIEWMODE_LOGOS)
{
ASSERT(pnmcd->hdc);
(void) SelectPalette(pnmcd->hdc, _hpalOld, TRUE);
// we don't need a realize here, we can keep the other palette realzied, we
// re select the old palette above, otherwise we bleed the resource....
// RealizePalette(pnmcd->hdc);
}
break;
case CDDS_PREERASE:
if (_fHaveBkColor)
{
RECT rcClient;
GetClientRect(_hwndTB, &rcClient);
SHFillRectClr(pnmcd->hdc, &rcClient, _crBkgnd);
lres = CDRF_SKIPDEFAULT;
}
break;
}
return lres;
}
void CISFBand::_OnDragBegin(int iItem, DWORD dwPreferredEffect)
{
LPCITEMIDLIST pidl = _IDToPidl(iItem, &_iDragSource);
ToolBar_MarkButton(_hwndTB, iItem, TRUE);
if (pidl)
DragDrop(_hwnd, _psf, pidl, dwPreferredEffect, NULL);
ToolBar_MarkButton(_hwndTB, iItem, FALSE);
_iDragSource = -1;
}
LRESULT CISFBand::_OnHotItemChange(NMTBHOTITEM * pnm)
{
LPNMTBHOTITEM lpnmhi = (LPNMTBHOTITEM)pnm;
LRESULT lres = 0;
if (_hwndPager && (lpnmhi->dwFlags & HICF_ARROWKEYS))
{
int iOldPos, iNewPos;
RECT rc, rcPager;
int heightPager;
int iSelected = lpnmhi->idNew;
iOldPos = (int)SendMessage(_hwnd, PGM_GETPOS, (WPARAM)0, (LPARAM)0);
iNewPos = iOldPos;
SendMessage(_hwndTB, TB_GETITEMRECT, (WPARAM)iSelected, (LPARAM)&rc);
if (rc.top < iOldPos)
{
iNewPos =rc.top;
}
GetClientRect(_hwnd, &rcPager);
heightPager = RECTHEIGHT(rcPager);
if (rc.top >= iOldPos + heightPager)
{
iNewPos += (rc.bottom - (iOldPos + heightPager)) ;
}
if (iNewPos != iOldPos)
SendMessage(_hwnd, PGM_SETPOS, (WPARAM)0, (LPARAM)iNewPos);
}
else
{
lres = CToolbarBand::_OnHotItemChange(pnm);
}
return lres;
}
LRESULT CISFBand::_OnNotify(LPNMHDR pnm)
{
LRESULT lres = 0;
switch (pnm->code)
{
case TBN_DROPDOWN:
{
LPNMTOOLBAR pnmtb = (LPNMTOOLBAR)pnm;
lres = TBDDRET_DEFAULT;
_DropdownItem(_IDToPidl(pnmtb->iItem), pnmtb->iItem);
}
break;
case NM_THEMECHANGED:
{
SendMessage(_hwndTB, TB_SETBUTTONSIZE, 0, 0);
SendMessage(_hwndTB, TB_SETBUTTONWIDTH, 0, MAKELONG(0, 0));
_fInitialized = FALSE;
_BandInfoChanged();
}
break;
default:
lres = CSFToolbar::_OnNotify(pnm);
}
return lres;
}
HRESULT CISFBand::_TBStyleForPidl(LPCITEMIDLIST pidl,
DWORD * pdwTBStyle, DWORD* pdwTBState, DWORD * pdwMIFFlags, int* piIcon)
{
HRESULT hr = CSFToolbar::_TBStyleForPidl(pidl, pdwTBStyle, pdwTBState, pdwMIFFlags, piIcon);
if (_fAllowDropdown &&
!_fCascadeFolder &&
((_GetAttributesOfPidl(pidl, SFGAO_FOLDER) & SFGAO_FOLDER) ||
IsBrowsableShellExt(pidl)))
{
*pdwTBStyle &= ~BTNS_BUTTON;
*pdwTBStyle |= BTNS_DROPDOWN;
}
return hr;
}
HMENU CISFBand::_GetContextMenu()
{
HMENU hmenu = CSFToolbar::_GetContextMenu();
if (hmenu)
{
//
// nuke the menu items which might resize us (show text,
// view menu) if bandsite is in locked mode
//
IBandSite* pbs;
if (_punkSite && SUCCEEDED(_punkSite->QueryInterface(IID_PPV_ARG(IBandSite, &pbs))))
{
BANDSITEINFO bsi = {0};
bsi.dwMask = BSIM_STYLE;
pbs->GetBandSiteInfo(&bsi);
if (bsi.dwStyle & BSIS_LOCKED)
{
DeleteMenu(hmenu, 0, MF_BYPOSITION); // View menu
DeleteMenu(hmenu, ISFBIDM_SHOWTEXT, MF_BYCOMMAND); // show text
}
pbs->Release();
}
}
return hmenu;
}
LRESULT CISFBand::_OnContextMenu(WPARAM wParam, LPARAM lParam)
{
LRESULT lres;
lres = CSFToolbar::_OnContextMenu(wParam, lParam);
// todo: csidl?
TraceMsg(DM_MISC, "cib._ocm: _dwPriv=%d", _dwPriv);
UEMFireEvent(&UEMIID_SHELL, UEME_INSTRBROWSER, UEMF_INSTRUMENT, UIBW_UICONTEXT, (_dwPriv == CSIDL_APPDATA || _dwPriv == CSIDL_FAVORITES) ? UIBL_CTXTQCUTITEM : UIBL_CTXTISFITEM);
return lres;
}
LRESULT CISFBand::_DefWindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg)
{
case WM_SIZE:
// forward to toolbar
SendMessage(_hwndTB, TB_AUTOSIZE, wParam, lParam);
if (_GetIdealSize(NULL) != _iIdealLength)
{
// our ideal size has changed since the last time bandsite
// asked; so tell bandsite ask us for our bandinfo again
_BandInfoChanged();
}
return 0;
}
return CSFToolbar::_DefWindowProc(hwnd, uMsg, wParam, lParam);
}
/*----------------------------------------------------------
Purpose: Set the given IMenuPopup as the submenu to expand. Returns
S_FALSE if the menu was modal, S_OK if it was modeless, or
failure.
*/
HRESULT CISFBand::_SetSubMenuPopup(IMenuPopup* pmp, UINT uiCmd, LPCITEMIDLIST pidl, DWORD dwFlagsMPPF)
{
HRESULT hr = E_FAIL;
_ReleaseMenu();
_pmp = pmp;
if (pmp)
{
pmp->AddRef();
RECT rc;
POINT pt;
SendMessage(_hwndTB, TB_GETRECT, uiCmd, (LPARAM)&rc);
MapWindowPoints(_hwndTB, HWND_DESKTOP, (POINT*)&rc, 2);
// Align the sub menu appropriately
if (_fVertical)
{
pt.x = rc.right;
pt.y = rc.top;
}
else
{
pt.x = rc.left;
pt.y = rc.bottom;
}
// Use a reflect point for the sub-menu to start
// if the window is RTL mirrored. [samera]
if (IS_WINDOW_RTL_MIRRORED(_hwndTB))
{
pt.x = (_fVertical) ? rc.left : rc.right;
}
// Tell the sub menu deskbar who we are, so it can
// inform us later when the user navigates out of
// its scope.
IUnknown_SetSite(_pmp, SAFECAST(this, IDeskBand*));
// This must be called after SetSite is done above
_SendInitMenuPopup(pmp, pidl);
// Show the menubar
hr = _pmp->Popup((POINTL*)&pt, (RECTL*)&rc, dwFlagsMPPF);
}
return hr;
}
void CISFBand::_SendInitMenuPopup(IMenuPopup * pmp, LPCITEMIDLIST pidl)
{
}
HRESULT CISFBand::_DropdownItem(LPCITEMIDLIST pidl, UINT idCmd)
{
HRESULT hr = E_FAIL;
if (_pidl && _psf)
{
LPITEMIDLIST pidlFull = ILCombine(_pidl, pidl);
if (pidlFull)
{
IShellFolder* psf;
if (SUCCEEDED(_psf->BindToObject(pidl, NULL, IID_PPV_ARG(IShellFolder, &psf))))
{
RECT rc;
SendMessage(_hwndTB, TB_GETRECT, idCmd, (LPARAM)&rc);
MapWindowPoints(_hwndTB, HWND_DESKTOP, (POINT*)&rc, 2);
ITrackShellMenu* ptsm;
if (SUCCEEDED(CoCreateInstance(CLSID_TrackShellMenu, NULL, CLSCTX_INPROC_SERVER,
IID_PPV_ARG(ITrackShellMenu, &ptsm))))
{
CISFMenuCallback *pISFMcb = new CISFMenuCallback();
if(pISFMcb)
{
ptsm->Initialize(pISFMcb, 0, 0, SMINIT_TOPLEVEL | SMINIT_VERTICAL | SMINIT_NOSETSITE );
pISFMcb->SetSite(_punkSite);
}
else
ptsm->Initialize(NULL, 0, 0, SMINIT_TOPLEVEL | SMINIT_VERTICAL);
if (SUCCEEDED(ptsm->SetShellFolder(psf, pidlFull, NULL, SMSET_TOP | SMSET_USEBKICONEXTRACTION)))
{
POINTL pt = {rc.left, rc.right};
hr = ptsm->Popup(_hwndTB, &pt, (RECTL*)&rc, MPPF_BOTTOM);
}
if(pISFMcb)
pISFMcb->Release();
ptsm->Release();
}
psf->Release();
}
ILFree(pidlFull);
}
}
return hr;
}
/*----------------------------------------------------------
Purpose: Try treating the pidl as a cascading menu item.
Returns: non-zero if succeeded
*/
LRESULT CISFBand::_TryCascadingItem(LPCITEMIDLIST pidl, UINT uiCmd)
{
LRESULT lRet = 0;
// Do we cascade to another submenu?
if ((GetKeyState(VK_CONTROL) < 0) || _fCascadeFolder)
{
// Is the item a browsable folder?
if ((_GetAttributesOfPidl(pidl, SFGAO_FOLDER) & SFGAO_FOLDER) ||
IsBrowsableShellExt(pidl))
{
// Yes; cascade the browsable folder as a submenu
lRet = (S_OK == _DropdownItem(pidl, uiCmd));
}
}
return lRet;
}
/*----------------------------------------------------------
Purpose: Try just invoking the pidl
Returns: non-zero if succeeded
*/
LRESULT CISFBand::_TrySimpleInvoke(LPCITEMIDLIST pidl)
{
LRESULT lRet = 0;
if (S_OK == _pbp->IsConnected()) // Force IE
{
LPITEMIDLIST pidlDest;
if (SUCCEEDED(SHGetNavigateTarget(_psf, pidl, &pidlDest, NULL)) && pidlDest &&
ILIsWeb(pidlDest))
{
TCHAR szPath[MAX_PATH];
// We want to ensure that we first give NavFrameWithFile a chance
// since this will do the right thing if the PIDL points to a
// shortcut.
// If the PIDL is a shortcut, NavFrameWithFile will restore any
// persistence information stored in the shortcut
// if that fails - we take the default code path that simply
// uses the PIDL
lRet = SUCCEEDED(GetPathForItem(_psf, pidl, szPath, NULL)) &&
SUCCEEDED(NavFrameWithFile(szPath, (IServiceProvider *)this));
if (!lRet)
{
if (EVAL(_pbp) && (SUCCEEDED(_pbp->NavigateToPIDL(pidlDest))))
lRet = 1;
}
ILFree(pidlDest);
}
}
if (!lRet)
{
IContextMenu *pcm = (LPCONTEXTMENU)_GetUIObjectOfPidl(pidl, IID_IContextMenu);
if (pcm)
{
LPCSTR pVerb = NULL;
UINT fFlags = 0;
// If ALT double click, accelerator for "Properties..."
if (GetKeyState(VK_MENU) < 0)
{
pVerb = SZ_PROPERTIESA;
}
// SHIFT+dblclick does a Explore by default
if (GetKeyState(VK_SHIFT) < 0)
{
fFlags |= CMF_EXPLORE;
}
IContextMenu_Invoke(pcm, _hwndTB, pVerb, fFlags);
pcm->Release();
}
}
return lRet;
}
LRESULT CISFBand::_OnCommand(WPARAM wParam, LPARAM lParam)
{
UINT uiCmd = GET_WM_COMMAND_ID(wParam, lParam);
LRESULT lres = 0;
TraceMsg(TF_BAND, "_OnCommand 0x%x", uiCmd);
LPCITEMIDLIST pidl = _IDToPidl(uiCmd);
if (pidl)
{
if (_eUemLog != UEMIND_NIL)
{
// FEATURE_UASSIST should be grp,uiCmd
UEMFireEvent(&UEMIID_SHELL, UEME_UIQCUT, UEMF_XEVENT, -1, (LPARAM)-1);
}
// Only do this if we are the quick links in the browser. The derived class will set this
if (_pguidUEMGroup)
{
LPITEMIDLIST pidlFull = ILCombine(_pidl, pidl);
if (pidlFull)
{
UEMFireEvent(_pguidUEMGroup, UEME_RUNPIDL, UEMF_XEVENT, (WPARAM)_psf, (LPARAM)pidl);
SHSendChangeMenuNotify(NULL, SHCNEE_PROMOTEDITEM, 0, pidlFull);
ILFree(pidlFull);
}
}
lres = _TryCascadingItem(pidl, uiCmd);
if (!lres && _fChannels)
lres = _TryChannelSurfing(pidl);
if (!lres)
lres = _TrySimpleInvoke(pidl);
}
else
{
MessageBeep(MB_OK);
}
return(lres);
}
// *** IPersistStream
HRESULT CISFBand::GetClassID(CLSID *pClassID)
{
*pClassID = CLSID_ISFBand;
return S_OK;
}
// This might be a directory inside CSIDL_APPDATA that was created on
// a Win9x machine. Win9x doesn't do the special folder signature info,
// so when it shows up on NT, it's just a boring directory that now points
// to the wrong place.
// So if we get a bad directory, see if it's one of these corrupted
// Win9x pidls and if so, try to reconstitute the original CSIDL_APPDATA
// by searching for "Application Data".
void CISFBand::_FixupAppDataDirectory()
{
TCHAR szDirPath[MAX_PATH];
// We use PathFileExists to check for existence because it turns off
// hard error boxes if the target is not available (e.g., floppy not
// in drive)
if (SHGetPathFromIDList(_pidl, szDirPath) &&
!PathFileExists(szDirPath))
{
static TCHAR szBSAppData[] = TEXT("\\Application Data");
LPTSTR pszAppData;
// For every instance of "Application Data", try to graft it
// into the real CSIDL_APPDATA. If it works, run with it.
for (pszAppData = szDirPath;
pszAppData = StrStrI(pszAppData, szBSAppData);
pszAppData++)
{
// Found a candidate. The thing after "\\Application Data"
// had better be another backslash (in which case we step
// over it) or the end of the string (in which case we don't).
TCHAR szPathBuffer[MAX_PATH];
LPTSTR pszTail = pszAppData + ARRAYSIZE(szBSAppData) - 1;
// If we did our math right, we should be right after the
// "a" at the end of "Application Data".
ASSERT(pszTail[-1] == TEXT('a'));
if (pszTail[0] == TEXT('\\'))
pszTail++; // Step over separator
else if (pszTail[0] == TEXT('\0'))
{ } // at end of string; stay there
else
continue; // we were faked out; keep looking
if (SUCCEEDED(SHGetFolderPath(NULL, CSIDL_APPDATA, NULL, 0, szPathBuffer)))
{
PathCombine(szPathBuffer, szPathBuffer, pszTail);
if (PathFileExists(szPathBuffer))
{
LPITEMIDLIST pidlReal;
pidlReal = ILCreateFromPath(szPathBuffer);
if (pidlReal)
{
ILFree(_pidl);
_pidl = pidlReal;
}
ASSERT(_pidl);
break; // found it; stop looking
}
}
}
}
}
typedef struct tagBANDISFSTREAM {
WORD wVersion; // version of this structure
WORD cbSize; // size of this structure
DWORD dwFlags; // BANDISF_ flags
DWORD dwPriv; // special folder identifier
WORD wViewMode; // small/large/logo
WORD wUnused; // For DWORD alignment
COLORREF crBkgnd; // band background color
COLORREF crBtnLt; // band button hilite color
COLORREF crBtnDk; // band button lolite color
} BANDISFSTREAM, * PBANDISFSTREAM;
#define BANDISF_VERSION 0x22
#define BANDISF_MASK_PSF 0x00000001 // TRUE if _psf is saved
#define BANDISF_BOOL_NOSHOWTEXT 0x00000002 // TRUE if _fNoShowText
#define BANDISF_BOOL_LARGEICON 0x00000004 // last used in version 0x20
#define BANDISF_MASK_PIDLASLINK 0x00000008 // TRUE if _pidl is saved as a link
#define BANDISF_UNUSED10 0x00000010 // (obsolete) was BOOL_NOTITLE
#define BANDISF_BOOL_CHANNELS 0x00000020 // TRUE if in channel mode
#define BANDISF_BOOL_ALLOWRENAME 0x00000040 // TRUE if _psf context menu should be enabled
#define BANDISF_BOOL_DEBOSSED 0x00000080 // TRUE if band should have embossed background
#define BANDISF_MASK_ORDERLIST 0x00000100 // TRUE if an order list is saved
#define BANDISF_BOOL_BKCOLOR 0x00000200 // TRUE if bk color is persisted
#define BANDISF_BOOL_FULLOPEN 0x00000400 // TRUE if band should maximize when opened
#define BANDISF_BOOL_NONAMESORT 0x00000800 // TRUE if band should _not_ sort icons by name
#define BANDISF_BOOL_BTNMINSIZE 0x00001000 // TRUE if band should report min thickness of button
#define BANDISF_BOOL_COLORS 0x00002000 // TRUE if colors are persisted
#define BANDISF_VALIDBITS 0x00003FFF
HRESULT CISFBand::Load(IStream *pstm)
{
HRESULT hr;
DWORD cbRead;
BANDISFSTREAM bisfs = {0};
// figure out what we need to load
// read first DWORD only (old stream format started with ONE dword)
hr = pstm->Read(&bisfs, sizeof(DWORD), &cbRead);
_fIgnoreAddToFront = TRUE;
if (SUCCEEDED(hr))
{
if (bisfs.cbSize == 0)
{
// upgrade case, IE4 beta1 shipped this way
bisfs.dwFlags = *((LPDWORD)&bisfs);
bisfs.cbSize = sizeof(bisfs);
bisfs.wVersion = BANDISF_VERSION;
bisfs.dwPriv = -1;
bisfs.wViewMode = (bisfs.dwFlags & BANDISF_BOOL_LARGEICON) ? ISFBVIEWMODE_LARGEICONS : ISFBVIEWMODE_SMALLICONS;
}
else
{
// read rest of stream
DWORD dw = (DWORD)bisfs.cbSize;
if (dw > sizeof(bisfs))
dw = sizeof(bisfs);
dw -= sizeof(DWORD);
hr = pstm->Read(&(bisfs.dwFlags), dw, &cbRead);
if (FAILED(hr))
return(hr);
}
// HEY, DON'T BE LAME ANY MORE. When you next touch this code,
// I suggest you figure out what sizes of this structure have
// been actually shipped and only upgrade those. Also use
// the offsetof macro so you don't have to keep calculating these
// things...
// old upgrade, I don't know what state is persisted at setup time!
if (bisfs.cbSize == sizeof(bisfs) - 3*sizeof(COLORREF) - sizeof(DWORD) - sizeof(DWORD))
{
bisfs.dwPriv = -1;
bisfs.cbSize += sizeof(DWORD);
}
// most recent upgrade, this is NOT persisted in registry at setup time!!!
if (bisfs.cbSize == sizeof(bisfs) - 3*sizeof(COLORREF) - sizeof(DWORD))
{
bisfs.wViewMode = (bisfs.dwFlags & BANDISF_BOOL_LARGEICON) ? ISFBVIEWMODE_LARGEICONS : ISFBVIEWMODE_SMALLICONS;
bisfs.cbSize = sizeof(bisfs);
}
// upgrade from version 0x21 + crBkgnd only to 0x22
if (bisfs.cbSize == sizeof(bisfs) - 2*sizeof(COLORREF))
{
bisfs.cbSize = sizeof(bisfs);
}
// upgrade from version 0x21 to 0x22
if (bisfs.cbSize == sizeof(bisfs) - 3*sizeof(COLORREF))
{
bisfs.cbSize = sizeof(bisfs);
}
if (!EVAL(bisfs.cbSize >= sizeof(bisfs)))
{
return(E_FAIL);
}
ASSERT(!(bisfs.dwFlags & ~BANDISF_VALIDBITS));
if (bisfs.dwFlags & BANDISF_BOOL_NOSHOWTEXT)
_fNoShowText = TRUE;
if (bisfs.dwFlags & BANDISF_BOOL_ALLOWRENAME)
_fAllowRename = TRUE;
if (bisfs.dwFlags & BANDISF_BOOL_DEBOSSED)
_fDebossed = TRUE;
if (bisfs.dwFlags & BANDISF_BOOL_FULLOPEN)
_fFullOpen = TRUE;
if (bisfs.dwFlags & BANDISF_BOOL_NONAMESORT)
_fNoNameSort = TRUE;
if (bisfs.dwFlags & BANDISF_BOOL_BTNMINSIZE)
_fBtnMinSize = TRUE;
if (bisfs.dwFlags & BANDISF_BOOL_BKCOLOR)
{
_crBkgnd = bisfs.crBkgnd;
_fHaveBkColor = TRUE;
}
if (bisfs.dwFlags & BANDISF_BOOL_COLORS)
{
_crBtnLt = bisfs.crBtnLt;
_crBtnDk = bisfs.crBtnDk;
_fHaveColors = TRUE;
}
_dwPriv = bisfs.dwPriv;
if (_dwPriv == CSIDL_APPDATA)
{
_eUemLog = UEMIND_SHELL;
}
_uIconSize = bisfs.wViewMode;
_fNoRecalcDefaults = TRUE;
if (bisfs.dwFlags & BANDISF_MASK_PIDLASLINK)
{
ASSERT(NULL==_pidl);
hr = LoadPidlAsLink(_punkSite, pstm, &_pidl);
// If we hit hits, LoadPidlAsLink() read a chuck of our data. - BryanSt
ASSERT(SUCCEEDED(hr));
// DEBUG_CODE(TCHAR szDbgBuffer[MAX_PATH];)
// TraceMsg(TF_BAND|TF_GENERAL, "CISFBand::Load() _pidl=>%s<", Dbg_PidlStr(_pidl, szDbgBuffer, SIZECHARS(szDbgBuffer)));
_FixupAppDataDirectory();
}
if (SUCCEEDED(hr) && (bisfs.dwFlags & BANDISF_MASK_PSF))
{
ASSERT(NULL == _psf);
hr = OleLoadFromStream(pstm, IID_PPV_ARG(IShellFolder, &_psf));
}
// map this to working info
if (SUCCEEDED(hr))
hr = _AfterLoad();
// we need _psf before we can read the order list.
if (SUCCEEDED(hr) && (bisfs.dwFlags & BANDISF_MASK_ORDERLIST))
{
hr = OrderList_LoadFromStream(pstm, &_hdpaOrder, _psf);
if (SUCCEEDED(hr))
{
// _fDropped "persists" along with the orderlist - if this flag
// is set, we assume we have a non-default ordering
_fDropped = TRUE;
}
}
}
return hr;
}
HRESULT SaveIsfToStream(IShellFolder *psf, IStream *pstm)
{
IPersistStream* pps;
HRESULT hr = psf->QueryInterface(IID_PPV_ARG(IPersistStream, &pps));
if (SUCCEEDED(hr))
{
hr = OleSaveToStream(pps, pstm);
pps->Release();
}
return hr;
}
HRESULT CISFBand::Save(IStream *pstm, BOOL fClearDirty)
{
IPersistStream* pps = NULL;
BANDISFSTREAM bisfs = {0};
// figure out what we will save
if (_pidl)
bisfs.dwFlags |= BANDISF_MASK_PIDLASLINK;
if (_psf && !_fPSFBandDesktop)
bisfs.dwFlags |= BANDISF_MASK_PSF;
if (_fDropped && (_hdpa || _hdpaOrder)) // only if a drop occurred do we have non-default ordering
bisfs.dwFlags |= BANDISF_MASK_ORDERLIST;
if (_fNoShowText)
bisfs.dwFlags |= BANDISF_BOOL_NOSHOWTEXT;
if (_fAllowRename)
bisfs.dwFlags |= BANDISF_BOOL_ALLOWRENAME;
if (_fDebossed)
bisfs.dwFlags |= BANDISF_BOOL_DEBOSSED;
if (_fFullOpen)
bisfs.dwFlags |= BANDISF_BOOL_FULLOPEN;
if (_fNoNameSort)
bisfs.dwFlags |= BANDISF_BOOL_NONAMESORT;
if (_fBtnMinSize)
bisfs.dwFlags |= BANDISF_BOOL_BTNMINSIZE;
if (_fHaveBkColor)
{
bisfs.dwFlags |= BANDISF_BOOL_BKCOLOR;
bisfs.crBkgnd = _crBkgnd;
}
if (_fHaveColors)
{
bisfs.dwFlags |= BANDISF_BOOL_COLORS;
bisfs.crBtnLt = _crBtnLt;
bisfs.crBtnDk = _crBtnDk;
}
bisfs.cbSize = sizeof(bisfs);
bisfs.wVersion = BANDISF_VERSION;
bisfs.dwPriv = _dwPriv;
bisfs.wViewMode = _uIconSize;
// now save it
HRESULT hr = pstm->Write(&bisfs, sizeof(bisfs), NULL);
if (SUCCEEDED(hr) && bisfs.dwFlags & BANDISF_MASK_PIDLASLINK)
{
hr = SavePidlAsLink(_punkSite, pstm, _pidl);
}
if (SUCCEEDED(hr) && bisfs.dwFlags & BANDISF_MASK_PSF)
{
hr = SaveIsfToStream(_psf, pstm);
}
if (SUCCEEDED(hr) && (bisfs.dwFlags & BANDISF_MASK_ORDERLIST))
{
hr = OrderList_SaveToStream(pstm, (_hdpa ? _hdpa : _hdpaOrder), _psf);
}
return hr;
}
// IContextMenu implementation
HRESULT CISFBand::InvokeCommand(LPCMINVOKECOMMANDINFO lpici)
{
BOOL fChanged = FALSE;
int idCmd = -1;
UINT uNewMode = 0;
if (!HIWORD(lpici->lpVerb))
idCmd = LOWORD(lpici->lpVerb);
switch (idCmd)
{
case ISFBIDM_LARGE:
uNewMode = ISFBVIEWMODE_LARGEICONS;
goto newViewMode;
case ISFBIDM_SMALL:
uNewMode = ISFBVIEWMODE_SMALLICONS;
newViewMode:
if (uNewMode != _uIconSize)
{
BOOL fRefresh = FALSE;
if (uNewMode == ISFBVIEWMODE_LOGOS || _uIconSize == ISFBVIEWMODE_LOGOS)
{
// invalidate all before switching the imagelist...
_RememberOrder();
EmptyToolbar();
fRefresh = TRUE;
}
// we Logo view has now left the building...
if (uNewMode != ISFBVIEWMODE_LOGOS && _uIconSize == ISFBVIEWMODE_LOGOS)
{
ExitLogoView();
}
fChanged = _UpdateIconSize(uNewMode, TRUE);
if (fRefresh)
{
_FillToolbar();
}
if (fChanged)
_BandInfoChanged();
}
// fall thru
default:
return CSFToolbar::InvokeCommand(lpici);
}
return(S_OK);
}
// *** IOleCommandTarget methods ***
STDMETHODIMP CISFBand::QueryStatus(const GUID *pguidCmdGroup,
ULONG cCmds, OLECMD rgCmds[], OLECMDTEXT *pcmdtext)
{
HRESULT hr = OLECMDERR_E_UNKNOWNGROUP;
if (pguidCmdGroup == NULL)
{
// nothing
}
else if (IsEqualGUID(CGID_ISFBand, *pguidCmdGroup))
{
for (UINT i = 0; i < cCmds; i++)
{
switch (rgCmds[i].cmdID)
{
case ISFBID_CACHEPOPUP:
case ISFBID_ISITEMVISIBLE:
case ISFBID_PRIVATEID:
rgCmds[i].cmdf |= OLECMDF_SUPPORTED;
break;
}
}
hr = S_OK;
}
else if (IsEqualGUID(CGID_ShellDocView, *pguidCmdGroup))
{
for (UINT i = 0; i < cCmds; i++)
{
switch (rgCmds[i].cmdID)
{
case SHDVID_UEMLOG:
rgCmds[i].cmdf |= OLECMDF_SUPPORTED;
break;
}
}
hr = S_OK;
}
return hr;
}
HRESULT CISFBand::_IsPidlVisible(LPITEMIDLIST pidl)
{
int i;
HRESULT hr = _GetButtonFromPidl(pidl, NULL, &i, NULL);
if (SUCCEEDED(hr))
{
RECT rc;
GetClientRect(_hwndTB, &rc);
if (SHIsButtonObscured(_hwndTB, &rc, i))
hr = S_FALSE;
else
hr = S_OK;
}
return hr;
}
HRESULT CISFBand::_OrderListFromIStream(VARIANT* pvarargIn)
{
HRESULT hr = E_FAIL;
if (pvarargIn->vt == VT_UNKNOWN)
{
IStream* pstm;
if (SUCCEEDED(pvarargIn->punkVal->QueryInterface(IID_PPV_ARG(IStream, &pstm))))
{
OrderList_Destroy(&_hdpaOrder);
hr = OrderList_LoadFromStream(pstm, &_hdpaOrder, _psf);
if (SUCCEEDED(hr))
{
_SetDirty(TRUE);
// flush out since our orderlist changed -- filltoolbar will just
// do a diff and that won't do anything on a simple reordering.
EmptyToolbar();
if (_fShow)
{
_FillToolbar();
}
}
pstm->Release();
}
}
return hr;
}
HRESULT CISFBand::_IStreamFromOrderList(VARIANT* pvarargOut)
{
HRESULT hr = E_OUTOFMEMORY;
ASSERT(pvarargOut != NULL);
IStream* pstm = SHCreateMemStream(NULL, 0);
if (pstm)
{
hr = OrderList_SaveToStream(pstm, _hdpa, _psf);
if (SUCCEEDED(hr))
{
pvarargOut->vt = VT_UNKNOWN;
pvarargOut->punkVal = pstm;
pvarargOut->punkVal->AddRef();
}
pstm->Release();
}
return hr;
}
STDMETHODIMP CISFBand::Exec(const GUID *pguidCmdGroup, DWORD nCmdID,
DWORD nCmdexecopt, VARIANTARG *pvarargIn, VARIANTARG *pvarargOut)
{
if (pguidCmdGroup == NULL)
{
// nothing
}
else if (IsEqualGUID(CGID_ISFBand, *pguidCmdGroup))
{
switch (nCmdID)
{
case ISFBID_CACHEPOPUP:
if (pvarargIn && pvarargIn->vt == VT_UNKNOWN)
{
IMenuPopup* pmp = NULL;
if (pvarargIn->punkVal)
pvarargIn->punkVal->QueryInterface(IID_PPV_ARG(IMenuPopup, &pmp));
_SetCacheMenuPopup(pmp);
ATOMICRELEASE(pmp);
}
if (pvarargOut)
{
pvarargOut->vt = VT_UNKNOWN;
pvarargOut->punkVal = _pmpCache;
if (_pmpCache)
_pmpCache->AddRef();
}
return S_OK;
case ISFBID_ISITEMVISIBLE:
{
HRESULT hr = E_INVALIDARG;
if (pvarargIn && pvarargIn->vt == VT_INT_PTR)
hr = _IsPidlVisible((LPITEMIDLIST)pvarargIn->byref);
return hr;
}
case ISFBID_PRIVATEID:
// hack hack for BSMenu to differentiate between specially created
// isfbands. see bsmenu's _FindBand
// if pvarargOut is set, we give back the id we have stored.
if (pvarargOut)
{
pvarargOut->vt = VT_I4;
pvarargOut->lVal = _dwPriv;
}
// if pvarargIn is set, then we take and keep this id.
if (pvarargIn && pvarargIn->vt == VT_I4)
_dwPriv = pvarargIn->lVal;
return S_OK;
case ISFBID_GETORDERSTREAM:
return _IStreamFromOrderList(pvarargOut);
case ISFBID_SETORDERSTREAM:
return _OrderListFromIStream(pvarargIn);
}
}
else if (IsEqualGUID(CGID_ShellDocView, *pguidCmdGroup))
{
switch (nCmdID)
{
case SHDVID_UEMLOG:
ASSERT(pvarargOut == NULL);
// if pvarargIn is set, then we take and keep this id.
if (pvarargIn && pvarargIn->vt == VT_I4)
{
_eUemLog = pvarargIn->lVal;
ASSERT(_eUemLog == UEMIND_SHELL || _eUemLog == UEMIND_BROWSER);
}
return S_OK;
}
}
else if (IsEqualGUID(CGID_DeskBand, *pguidCmdGroup))
{
switch (nCmdID)
{
case DBID_DELAYINIT:
_fDelayInit = TRUE;
break;
case DBID_FINISHINIT:
_fDelayInit = FALSE;
_RegisterToolbar();
break;
case DBID_SETWINDOWTHEME:
if (pvarargIn && pvarargIn->vt == VT_BSTR)
{
if (_hwndTB)
{
SendMessage(_hwndTB, TB_SETWINDOWTHEME, 0, (LPARAM)pvarargIn->bstrVal);
_BandInfoChanged();
}
}
}
return S_OK;
}
return OLECMDERR_E_NOTSUPPORTED;
}
IShellFolder * CISFBand::GetSF()
{
ASSERT(_psf);
return _psf;
}
HWND CISFBand::GetHWND()
{
return _hwndTB;
}
REFTASKOWNERID CISFBand::GetTOID()
{
return TOID_ExtractImage;
}
HRESULT CISFBand::OnTranslatedChange(LONG lEvent, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
{
if (lEvent == SHCNE_RMDIR && _IsEqualID(pidl1))
{
HRESULT hr = E_FAIL;
IBandSite *pbandSite;
if (_punkSite)
{
hr = _punkSite->QueryInterface(IID_PPV_ARG(IBandSite, &pbandSite));
if (EVAL(SUCCEEDED(hr)))
{
pbandSite->RemoveBand(_dwBandID);
pbandSite->Release();
}
}
return hr;
}
else
{
return CSFToolbar::OnTranslatedChange(lEvent, pidl1, pidl2);
}
}
HRESULT CISFBand::UpdateLogoCallback(DWORD dwItem, int iIcon, HBITMAP hImage, LPCWSTR pszCache, BOOL fCache)
{
int iItem = (int)dwItem;
HRESULT hr;
UINT uImage;
// catch if we are closing...
if (_fClosing)
return S_OK;
IMAGECACHEINFO rgInfo;
rgInfo.dwMask = ICIFLAG_NAME | ICIFLAG_LARGE | ICIFLAG_BITMAP | ICIFLAG_NOUSAGE;
rgInfo.cbSize = sizeof(rgInfo);
rgInfo.pszName = pszCache;
rgInfo.hBitmapLarge = hImage;
ASSERT(_pLogoCache);
if (_pLogoCache)
hr = _pLogoCache->AddImage(&rgInfo, &uImage);
else
hr = E_FAIL;
// catch if we are closing...
if (_fClosing)
return S_OK;
if (SUCCEEDED(hr))
{
// remember the icon to logo mapping....
AddIndicesToLogoList(iIcon, uImage);
// catch we are closing before we try and doa bloc
PostMessage(_hwndTB, TB_CHANGEBITMAP, iItem, uImage);
}
// stop delay painting when the last extract image task calls back
if (_fDelayPainting)
{
if (_pTaskScheduler && _pTaskScheduler->CountTasks(TOID_NULL) == 1)
{
_StopDelayPainting();
}
}
return hr;
}
// }
HRESULT CISFBand::_GetTitleW(LPWSTR pwszTitle, DWORD cchSize)
{
HRESULT hr = E_FAIL;
TraceMsg(TF_BAND, "Calling baseclass CISFBand::_GetTitleW");
if (!EVAL(pwszTitle))
return E_INVALIDARG;
*pwszTitle = 0;
if (_pidl)
{
hr = SHGetNameAndFlagsW(_pidl, SHGDN_NORMAL, pwszTitle, cchSize, NULL);
}
return hr;
}
STDAPI NavigateToPIDL(IWebBrowser2* pwb, LPCITEMIDLIST pidl);
LRESULT CISFBand::_TryChannelSurfing(LPCITEMIDLIST pidl)
{
LRESULT lRet = 0;
ASSERT(_fChannels);
LPITEMIDLIST pidlTarget;
HRESULT hr = SHGetNavigateTarget(_psf, pidl, &pidlTarget, NULL);
if (SUCCEEDED(hr))
{
IWebBrowser2* pwb;
// n.b. careful! only one of GCB and C_OB up the refcnt
_GetChannelBrowser(&pwb);
if (SUCCEEDED(Channels_OpenBrowser(&pwb, pwb != NULL)))
{
lRet = 1; // success at this point
if (SUCCEEDED(NavigateToPIDL(pwb, pidlTarget)))
{
LPITEMIDLIST pidlFull = ILCombine(_pidl, pidl);
if (pidlFull)
{
VARIANT varURLpidl, flags;
flags.vt = VT_I4;
flags.lVal = navBrowserBar;
if (SUCCEEDED(InitVariantFromIDList(&varURLpidl, pidlFull)))
{
pwb->Navigate2(&varURLpidl, &flags, PVAREMPTY, PVAREMPTY, PVAREMPTY);
VariantClear(&varURLpidl);
}
ILFree(pidlFull);
}
}
}
if (pwb)
pwb->Release();
ILFree(pidlTarget);
}
return lRet;
}
//*** _GetChannelBrowser -- find appropriate browser for surfing
// DESCRIPTION
// for the DTBrowser case, we fail (pwb=NULL, hr=S_FALSE) so that our
// caller will create a new SHBrowser (which can be put into theater mode).
// for the SHBrowser case, we find the top-level browser (so we'll navigate
// in-place).
HRESULT CISFBand::_GetChannelBrowser(IWebBrowser2 **ppwb)
{
HRESULT hr;
*ppwb = NULL; // assume failure
if (_fDesktop)
{
ASSERT(*ppwb == NULL);
hr = S_FALSE;
}
else
{
hr = IUnknown_QueryServiceForWebBrowserApp(_punkSite, IID_PPV_ARG(IWebBrowser2, ppwb));
}
return hr;
}
///////////////////////////CLogoExtractImageTask///////////////////////////////////////////////
// Warning
// The CLogoBase class cannot have a ref on the returned task
// since that would be a circular reference
// Warning
HRESULT CLogoExtractImageTask_Create(CLogoBase *plb,
IExtractImage *pExtract,
LPCWSTR pszCache,
DWORD dwItem,
int iIcon,
DWORD dwFlags,
IRunnableTask ** ppTask)
{
if (!ppTask || !plb || !pExtract)
{
return E_INVALIDARG;
}
HRESULT hr;
CLogoExtractImageTask * pNewTask = new CLogoExtractImageTask(&hr, plb, pExtract, pszCache, dwItem, iIcon, dwFlags);
if (pNewTask)
{
*ppTask = SAFECAST(pNewTask, IRunnableTask *);
hr = S_OK;
}
else
{
hr = E_OUTOFMEMORY;
}
return hr;
}
CLogoExtractImageTask::CLogoExtractImageTask(HRESULT * pHr, CLogoBase *plb, IExtractImage * pImage,
LPCWSTR pszCache, DWORD dwItem, int iIcon, DWORD dwFlags)
{
m_lState = IRTIR_TASK_NOT_RUNNING;
m_plb = plb;
m_plb->AddRef();
// cannot assume the band will kill us before it dies....
// hence we hold a reference
StringCchCopy(m_szPath, ARRAYSIZE(m_szPath), pszCache);
m_pExtract = pImage;
pImage->AddRef();
m_cRef = 1;
// use the upper bit of the flags to determine if we should always call....
m_dwFlags = dwFlags;
m_dwItem = dwItem;
m_iIcon = iIcon;
// Since the task moves from thread to thread,
// don't charge this thread for the objects we're using
}
CLogoExtractImageTask::~CLogoExtractImageTask()
{
ATOMICRELEASE(m_pExtract);
ATOMICRELEASE(m_pTask);
if (m_hBmp && !(m_dwFlags & EITF_SAVEBITMAP))
{
DeleteObject(m_hBmp);
}
if (m_plb)
m_plb->Release();
}
STDMETHODIMP CLogoExtractImageTask::QueryInterface(REFIID riid, void **ppv)
{
static const QITAB qit[] = {
QITABENT(CLogoExtractImageTask, IRunnableTask),
{ 0 },
};
return QISearch(this, qit, riid, ppv);
}
STDMETHODIMP_ (ULONG) CLogoExtractImageTask::AddRef()
{
return InterlockedIncrement(&m_cRef);
}
STDMETHODIMP_ (ULONG) CLogoExtractImageTask::Release()
{
ASSERT( 0 != m_cRef );
ULONG cRef = InterlockedDecrement(&m_cRef);
if ( 0 == cRef )
{
delete this;
}
return cRef;
}
STDMETHODIMP CLogoExtractImageTask::Run(void)
{
HRESULT hr = E_FAIL;
if (m_lState == IRTIR_TASK_RUNNING)
{
hr = S_FALSE;
}
else if (m_lState == IRTIR_TASK_PENDING)
{
hr = E_FAIL;
}
else if (m_lState == IRTIR_TASK_NOT_RUNNING)
{
LONG lRes = InterlockedExchange(& m_lState, IRTIR_TASK_RUNNING);
if (lRes == IRTIR_TASK_PENDING)
{
m_lState = IRTIR_TASK_FINISHED;
return S_OK;
}
// see if it supports IRunnableTask
m_pExtract->QueryInterface(IID_PPV_ARG(IRunnableTask, &m_pTask));
// IE4.01 has an error - it returns the wrong VTABLE
// when this QI is done.
if ((void *)m_pTask == (void *)m_pExtract)
{
m_pTask = m_pTask + 2; // This vtable is two ptrs away and is in fstree.cpp in shell32 in IE4.01
}
if (m_lState == IRTIR_TASK_RUNNING)
{
// start the extractor....
hr = m_pExtract->Extract(&m_hBmp);
}
if ((SUCCEEDED(hr) || (hr != E_PENDING && (m_dwFlags & EITF_ALWAYSCALL))) && m_lState == IRTIR_TASK_RUNNING)
{
hr = InternalResume();
}
if (m_lState != IRTIR_TASK_SUSPENDED || hr != E_PENDING)
{
m_lState = IRTIR_TASK_FINISHED;
}
}
return hr;
}
STDMETHODIMP CLogoExtractImageTask::Kill(BOOL fWait)
{
if (m_lState != IRTIR_TASK_RUNNING)
{
return S_FALSE;
}
LONG lRes = InterlockedExchange(&m_lState, IRTIR_TASK_PENDING);
if (lRes == IRTIR_TASK_FINISHED)
{
m_lState = lRes;
return S_OK;
}
// does it support IRunnableTask ? Can we kill it ?
HRESULT hr = E_NOTIMPL;
if (m_pTask != NULL)
{
hr = m_pTask->Kill(FALSE);
}
return hr;
}
STDMETHODIMP CLogoExtractImageTask::Suspend(void)
{
if (!m_pTask)
{
return E_NOTIMPL;
}
if (m_lState != IRTIR_TASK_RUNNING)
{
return E_FAIL;
}
LONG lRes = InterlockedExchange(&m_lState, IRTIR_TASK_SUSPENDED);
HRESULT hr = m_pTask->Suspend();
if (SUCCEEDED(hr))
{
lRes = (LONG) m_pTask->IsRunning();
if (lRes == IRTIR_TASK_SUSPENDED)
{
m_lState = lRes;
}
}
else
{
m_lState = lRes;
}
return hr;
}
STDMETHODIMP CLogoExtractImageTask::Resume(void)
{
if (!m_pTask)
{
return E_NOTIMPL;
}
if (m_lState != IRTIR_TASK_SUSPENDED)
{
return E_FAIL;
}
m_lState = IRTIR_TASK_RUNNING;
HRESULT hr = m_pTask->Resume();
if (SUCCEEDED(hr) || (hr != E_PENDING && (m_dwFlags & EITF_ALWAYSCALL)))
{
hr = InternalResume();
}
return hr;
}
HRESULT CLogoExtractImageTask::InternalResume()
{
HRESULT hr = S_OK;
if (m_dwFlags & EITF_ALWAYSCALL || m_hBmp)
{
// call the update function
hr = m_plb->UpdateLogoCallback(m_dwItem, m_iIcon, m_hBmp, m_szPath, TRUE);
}
m_lState = IRTIR_TASK_FINISHED;
return hr;
}
STDMETHODIMP_(ULONG) CLogoExtractImageTask:: IsRunning(void)
{
return m_lState;
}
// static data...
IImageCache * CLogoBase::s_pSharedWideLogoCache = NULL;
long CLogoBase::s_lSharedWideLogosRef = 0;
HDSA CLogoBase::s_hdsaWideLogoIndices = NULL;
CRITICAL_SECTION CLogoBase::s_csSharedLogos = {0};
CLogoBase::CLogoBase(BOOL fWide)
{
// are we paletized, then use the global halftone palette ....
HDC hdcTmp = GetDC(NULL);
if (hdcTmp)
{
if (GetDeviceCaps(hdcTmp, RASTERCAPS) & RC_PALETTE)
{
// we're allocating in the constructor, but so what
// nobody calls this code anyway, i was going to delete it all but that bug got punted
_hpalHalftone = SHCreateShellPalette(NULL);
}
ReleaseDC(NULL, hdcTmp);
}
_fWide = fWide;
}
CLogoBase::~CLogoBase()
{
if (_pLogoCache || _pTaskScheduler)
{
ExitLogoView();
}
if (_hpalHalftone)
{
DeletePalette(_hpalHalftone);
}
}
HRESULT CLogoBase::AddRefLogoCache(void)
{
if (_fWide)
{
EnterCriticalSection(&s_csSharedLogos);
if (!s_lSharedWideLogosRef)
{
if (!s_hdsaWideLogoIndices)
{
s_hdsaWideLogoIndices = DSA_Create(sizeof(LogoIndex), 5);
if (!s_hdsaWideLogoIndices)
{
LeaveCriticalSection(&s_csSharedLogos);
return E_OUTOFMEMORY;
}
}
ASSERT(s_hdsaWideLogoIndices);
ASSERT(!s_pSharedWideLogoCache);
HRESULT hr = CoCreateInstance(CLSID_ImageListCache, NULL, CLSCTX_INPROC,
IID_PPV_ARG(IImageCache, &s_pSharedWideLogoCache));
if (FAILED(hr))
{
LeaveCriticalSection(&s_csSharedLogos);
return hr;
}
}
ASSERT(s_pSharedWideLogoCache);
// bump up the ref and get a pointer to it...
s_lSharedWideLogosRef ++;
_pLogoCache = s_pSharedWideLogoCache;
_pLogoCache->AddRef();
_hdsaLogoIndices = s_hdsaWideLogoIndices;
LeaveCriticalSection(&s_csSharedLogos);
return S_OK;
}
else
{
// non wide logo version we don't share because w eonly expect there ever to be one...
_hdsaLogoIndices = DSA_Create(sizeof(LogoIndex), 5);
if (!_hdsaLogoIndices)
{
return E_OUTOFMEMORY;
}
return CoCreateInstance(CLSID_ImageListCache, NULL, CLSCTX_INPROC, IID_PPV_ARG(IImageCache, &_pLogoCache));
}
}
HRESULT CLogoBase::ReleaseLogoCache(void)
{
if (!_pLogoCache)
{
return S_FALSE;
}
ATOMICRELEASE(_pLogoCache);
if (_fWide)
{
EnterCriticalSection(&s_csSharedLogos);
ASSERT(s_lSharedWideLogosRef > 0);
s_lSharedWideLogosRef --;
if (! s_lSharedWideLogosRef)
{
// let go of the final ref.....
ATOMICRELEASE(s_pSharedWideLogoCache);
ASSERT(s_hdsaWideLogoIndices);
DSA_Destroy(s_hdsaWideLogoIndices);
s_hdsaWideLogoIndices = NULL;
}
LeaveCriticalSection(&s_csSharedLogos);
}
else
{
// free the HDSA
DSA_Destroy(_hdsaLogoIndices);
}
return S_OK;
}
HRESULT CLogoBase::InitLogoView(void)
{
HRESULT hr = AddRefLogoCache();
if (SUCCEEDED(hr))
{
hr = CoCreateInstance(CLSID_ShellTaskScheduler, NULL, CLSCTX_INPROC,
IID_PPV_ARG(IShellTaskScheduler, &_pTaskScheduler));
if (FAILED(hr))
{
ATOMICRELEASE(_pLogoCache);
}
else
{
_rgLogoSize.cx = (_fWide) ? LOGO_WIDE_WIDTH : LOGO_WIDTH ;
_rgLogoSize.cy = LOGO_HEIGHT;
IMAGECACHEINITINFO rgInfo;
rgInfo.cbSize = sizeof(rgInfo);
rgInfo.dwMask = ICIIFLAG_LARGE;
rgInfo.iStart = 0;
rgInfo.iGrow = 5;
// the color depth is currently the screen resolution...
int iColorRes = SHGetCurColorRes();
_dwClrDepth = (DWORD) iColorRes;
switch (iColorRes)
{
case 16 : rgInfo.dwFlags = ILC_COLOR16;
break;
case 24 :
case 32 : rgInfo.dwFlags = ILC_COLOR24;
break;
default : rgInfo.dwFlags = ILC_COLOR8;
}
rgInfo.rgSizeLarge = _rgLogoSize;
if (_pLogoCache)
hr = _pLogoCache->GetImageList(&rgInfo);
else
hr = E_UNEXPECTED;
if (FAILED(hr))
{
ATOMICRELEASE(_pLogoCache);
ATOMICRELEASE(_pTaskScheduler);
}
else
{
_himlLogos = rgInfo.himlLarge;
// GetImageList() will return S_FALSE if it was already created...
if ((hr == S_OK) && (iColorRes <= 8))
{
// init the color table so that it matches The "special halftone palette"
HPALETTE hpal = SHCreateShellPalette(NULL);
PALETTEENTRY rgColours[256];
RGBQUAD rgDIBColours[256];
ASSERT(hpal);
int nColours = GetPaletteEntries(hpal, 0, ARRAYSIZE(rgColours), rgColours);
// SHGetShellPalette should always return a 256 colour palette
ASSERT(nColours == ARRAYSIZE(rgColours));
// translate from the LOGPALETTE structure to the RGBQUAD structure ...
for (int iColour = 0; iColour < nColours; iColour ++)
{
rgDIBColours[iColour].rgbRed = rgColours[iColour].peRed;
rgDIBColours[iColour].rgbBlue = rgColours[iColour].peBlue;
rgDIBColours[iColour].rgbGreen = rgColours[iColour].peGreen;
rgDIBColours[iColour].rgbReserved = 0;
}
DeletePalette(hpal);
ImageList_SetColorTable(_himlLogos, 0, 256, rgDIBColours);
}
}
}
}
return hr;
}
HRESULT CLogoBase::ExitLogoView(void)
{
ATOMICRELEASE(_pTaskScheduler);
// the task scheduler callbacks can reference
// the logocache, so make sure you free the
// logo cache AFTER the task scheduler!
ReleaseLogoCache();
return S_OK;
}
int CLogoBase::GetCachedLogoIndex(DWORD dwItem, LPCITEMIDLIST pidl, IRunnableTask **ppTask, DWORD * pdwPriority, DWORD *pdwFlags)
{
DWORD dwPassedFlags = 0;
if (pdwFlags)
{
dwPassedFlags = *pdwFlags;
*pdwFlags = 0;
}
// No logo cache?
if (!_pLogoCache)
return 0;
ASSERT(pidl);
// HACK: this is used on browser only mode to tell what sort of logos we need...
IExtractImage *pImage = NULL;
int iImage = -1;
HRESULT hr = E_FAIL;
// IID_IEXtractLogo and IID_IExtractImage are the same interface, by using a new guid
// it means we can selectively decided what can logo in logo view...
hr = GetSF()->GetUIObjectOf(NULL, 1, &pidl, IID_X_PPV_ARG(IExtractImage, NULL, &pImage));
if (SUCCEEDED(hr))
{
// extract ....
HBITMAP hImage;
WCHAR szPath[MAX_PATH];
DWORD dwFlags = IEIFLAG_ASYNC | IEIFLAG_ASPECT | dwPassedFlags;
IMAGECACHEINFO rgInfo;
UINT uIndex;
BOOL fAsync;
DWORD dwPriority;
rgInfo.cbSize = sizeof(rgInfo);
hr = pImage->GetLocation(szPath, MAX_PATH, &dwPriority, &_rgLogoSize, _dwClrDepth, &dwFlags);
fAsync = (hr == E_PENDING);
if (SUCCEEDED(hr) || fAsync)
{
// mask off the flags passed to use by the flags returned from the extractor...
if (pdwFlags)
*pdwFlags = dwPassedFlags & dwFlags;
rgInfo.dwMask = ICIFLAG_NAME;
rgInfo.pszName = szPath;
hr = _pLogoCache->FindImage(&rgInfo, &uIndex);
if (hr == S_OK)
{
ATOMICRELEASE(pImage);
return (int) uIndex;
}
if (fAsync)
{
IRunnableTask *pTaskTmp = NULL;
ASSERT(_pTaskScheduler);
// pass the icon index so we can find the right logo later...
int iIcon = SHMapPIDLToSystemImageListIndex(GetSF(), pidl, NULL);
hr = CLogoExtractImageTask_Create(this,
pImage,
szPath,
dwItem,
iIcon,
0,
&pTaskTmp);
if (SUCCEEDED(hr))
{
if (!ppTask)
{
hr = AddTaskToQueue(pTaskTmp, dwPriority, dwItem);
pTaskTmp->Release();
}
else
{
* ppTask = pTaskTmp;
ASSERT(pdwPriority);
*pdwPriority = dwPriority;
}
}
else if (ppTask)
{
*ppTask = NULL;
}
// if all this failed, then we will just end up with a default
// logo. This is only likely to fail in low memory conditions,
// so that will be fine.
// if this SUCCEEDED we will drop through to pick up a defualt piccy for now.
}
else
{
// otherwise extract synchronously.......
hr = pImage->Extract(&hImage);
if (SUCCEEDED(hr))
{
rgInfo.dwMask = ICIFLAG_NAME | ICIFLAG_LARGE | ICIFLAG_BITMAP | ICIFLAG_NOUSAGE;
rgInfo.hBitmapLarge = hImage;
hr = _pLogoCache->AddImage(&rgInfo, &uIndex);
DeleteObject(hImage);
}
if (SUCCEEDED(hr))
{
iImage = (int) uIndex;
}
}
}
}
ATOMICRELEASE(pImage);
return iImage;
}
int CLogoBase::GetLogoIndex(DWORD dwItem, LPCITEMIDLIST pidl, IRunnableTask **ppTask, DWORD * pdwPriority, DWORD *pdwFlags)
{
int iImage = GetCachedLogoIndex(dwItem, pidl, ppTask, pdwPriority, pdwFlags);
if (iImage == -1)
{
// always pass FALSE, we want the proper ICON, cdfview no longer hits the
// wire for the icon so we can safely ask for the correct icon.
iImage = GetDefaultLogo(pidl, FALSE);
}
return iImage;
}
HRESULT CLogoBase::AddTaskToQueue(IRunnableTask *pTask, DWORD dwPriority, DWORD dwItem)
{
ASSERT(_pTaskScheduler);
return _pTaskScheduler->AddTask(pTask, GetTOID(), dwItem, dwPriority);
}
int CLogoBase::GetDefaultLogo(LPCITEMIDLIST pidl, BOOL fQuick)
{
USES_CONVERSION;
// Get icon to draw from
int iIndex = -1;
if (!fQuick)
{
iIndex = SHMapPIDLToSystemImageListIndex(GetSF(), pidl, NULL);
}
if (iIndex < 0)
{
iIndex = II_DOCNOASSOC;
}
WCHAR wszText[MAX_PATH];
wszText[0] = 0;
STRRET strret;
HRESULT hr = GetSF()->GetDisplayNameOf(pidl, SHGDN_NORMAL, &strret);
if (SUCCEEDED(hr))
{
StrRetToBufW(&strret, pidl, wszText, ARRAYSIZE(wszText));
}
UINT uCacheIndex = (UINT) -1;
if (_pLogoCache) // We didn't have one in stress.
{
IMAGECACHEINFO rgInfo;
rgInfo.cbSize = sizeof(rgInfo);
rgInfo.dwMask = ICIFLAG_NAME | ICIFLAG_INDEX;
rgInfo.pszName = wszText;
rgInfo.iIndex = iIndex;
hr = _pLogoCache->FindImage(&rgInfo, &uCacheIndex);
if (hr == S_OK)
{
return uCacheIndex;
}
HBITMAP hDef;
hr = CreateDefaultLogo(iIndex, _rgLogoSize.cx, _rgLogoSize.cy, W2T(wszText), &hDef);
if (SUCCEEDED(hr))
{
rgInfo.hBitmapLarge = hDef;
rgInfo.hMaskLarge = NULL;
rgInfo.dwMask = ICIFLAG_NAME | ICIFLAG_INDEX | ICIFLAG_BITMAP | ICIFLAG_LARGE;
hr = _pLogoCache->AddImage(&rgInfo, &uCacheIndex);
if (FAILED(hr))
{
uCacheIndex = (UINT) -1;
}
else
{
// remember the index of the logo
AddIndicesToLogoList(iIndex, uCacheIndex);
}
DeleteObject(hDef);
}
}
return (int) uCacheIndex;
}
#define DXFUDGE 4
#define COLORTEXT RGB(255,255,255)
#define COLORBK RGB(0,0,0)
HRESULT CLogoBase::CreateDefaultLogo(int iIcon, int cxLogo, int cyLogo, LPCTSTR pszText, HBITMAP * phBmpLogo)
{
HRESULT hr = E_OUTOFMEMORY;
HBITMAP hbmp = NULL;
HIMAGELIST himl;
int cxIcon, cyIcon;
int x, y, dx, dy;
// get the small icons....
Shell_GetImageLists(NULL, &himl);
ImageList_GetIconSize(himl, &cxIcon, &cyIcon);
// Calculate position info. We assume logos are wider than they are tall.
ASSERT(cxLogo >= cyLogo);
// Put the icon on the left
x = 2;
// Center the icon vertically
if (cyIcon <= cyLogo)
{
y = (cyLogo - cyIcon) / 2;
dy = cyIcon;
dx = cxIcon;
}
else
{
y = 0;
dy = cyLogo;
// keep shrinkage proportional
dx = MulDiv(cxIcon, cyIcon, cyLogo);
}
// get ready to draw
HDC hTBDC = GetDC(GetHWND());
if (!hTBDC)
{
return E_FAIL;
}
HDC hdc = CreateCompatibleDC(hTBDC);
if (hdc)
{
RECT rc;
int dx, dy, x, y;
SIZE size;
hbmp = CreateCompatibleBitmap(hTBDC, cxLogo, cyLogo);
if (hbmp)
{
HGDIOBJ hTmp = SelectObject(hdc, hbmp);
HPALETTE hpalOld;
HFONT hfont, hfontOld;
if (_hpalHalftone)
{
hpalOld = SelectPalette(hdc, _hpalHalftone, TRUE);
// LINTASSERT(hpalOld || !hpalOld); // 0 semi-ok for SelectPalette
RealizePalette(hdc);
}
SetMapMode(hdc, MM_TEXT);
rc.left = rc.top = 0;
rc.bottom = cyLogo;
rc.right = cxLogo;
SHFillRectClr(hdc, &rc, COLORBK);
// draw the icon into the memory DC.
ImageList_GetIconSize(himl, &dx, &dy);
x = DXFUDGE;
y = ((cyLogo- dy) >> 1);
ImageList_Draw(himl, iIcon, hdc, x, y, ILD_TRANSPARENT);
hfont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
hfontOld = hfont ? (HFONT)SelectObject(hdc, hfont) : NULL;
GetTextExtentPoint32(hdc, pszText, lstrlen(pszText), &size);
x += (dx + DXFUDGE);
y = ((cyLogo- size.cy) >> 1);
rc.left = x;
UINT eto = ETO_CLIPPED;
SetTextColor(hdc, COLORTEXT);
SetBkMode(hdc, TRANSPARENT);
ExtTextOut(hdc, x, y, eto, &rc
, pszText, lstrlen(pszText), NULL);
if (hfontOld)
SelectObject(hdc, hfontOld);
if (hfont)
DeleteObject(hfont);
if (_hpalHalftone)
{
(void) SelectPalette(hdc, hpalOld, TRUE);
RealizePalette(hdc);
}
// remove the final bitmap
SelectObject(hdc, hTmp);
hr = S_OK;
if (FAILED(hr))
{
DeleteObject(hbmp);
hbmp = NULL;
}
}
DeleteDC(hdc);
}
ReleaseDC(GetHWND(), hTBDC);
*phBmpLogo = hbmp;
return hr;
}
int CLogoBase::AddIndicesToLogoList(int iIcon, UINT uIndex)
{
int iRet = -1;
LogoIndex * pIndex;
LogoIndex rgNew;
rgNew.iIcon = iIcon;
rgNew.iLogo = (int) uIndex;
if (_fWide)
{
EnterCriticalSection(&s_csSharedLogos);
}
// scan to see if we have an extact match already in there...
for (int n = 0; n < DSA_GetItemCount(_hdsaLogoIndices); n ++)
{
pIndex = (LogoIndex *) DSA_GetItemPtr(_hdsaLogoIndices, n);
ASSERT(pIndex);
if (pIndex->iLogo == (int) uIndex)
{
// set the icon just incase it changed...
pIndex->iIcon = iIcon;
iRet = n;
break;
}
}
if (iRet == -1)
{
iRet = DSA_AppendItem(_hdsaLogoIndices, &rgNew);
}
if (_fWide)
{
LeaveCriticalSection(&s_csSharedLogos);
}
return iRet;
}