462 lines
12 KiB
C
462 lines
12 KiB
C
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#ifdef UNICODE
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#error start menu won't run on win95 if this apithk.c is compiled unicode
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#endif
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//
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// APITHK.C
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//
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// This file has API thunks that allow shdocvw to load and run on
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// multiple versions of NT or Win95. Since this component needs
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// to load on the base-level NT 4.0 and Win95, any calls to system
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// APIs introduced in later OS versions must be done via GetProcAddress.
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//
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// Also, any code that may need to access data structures that are
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// post-4.0 specific can be added here.
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//
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// NOTE: this file does *not* use the standard precompiled header,
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// so it can set _WIN32_WINNT to a later version.
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//
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#include "priv.h" // Don't use precompiled header here
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#include "uxtheme.h"
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HINSTANCE GetComctl32Hinst()
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{
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static HINSTANCE s_hinst = NULL;
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if (!s_hinst)
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s_hinst = GetModuleHandle(TEXT("comctl32.dll"));
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return s_hinst;
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}
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STDAPI_(HCURSOR) LoadHandCursor(DWORD dwRes)
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{
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if (g_bRunOnNT5 || g_bRunOnMemphis)
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{
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HCURSOR hcur = LoadCursor(NULL, IDC_HAND); // from USER, system supplied
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if (hcur)
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return hcur;
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}
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return LoadCursor(GetComctl32Hinst(), IDC_HAND_INTERNAL);
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}
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/*----------------------------------------------------------
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Purpose: Use the Microsoft ActiveAccessiblity routines to
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notify Accessibility programs of events
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*/
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typedef void (* PFNNOTIFYWINEVENT)(DWORD event, HWND hwnd, LONG idObject, LONG idChild);
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#define DONOTHING_WINEVENT (PFNNOTIFYWINEVENT)1
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void NT5_NotifyWinEvent(
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IN DWORD event,
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IN HWND hwnd,
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IN LONG idObject,
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IN LONG idChild)
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{
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static PFNNOTIFYWINEVENT pfn = NULL;
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if (NULL == pfn)
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{
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HMODULE hmod = GetModuleHandle(TEXT("USER32"));
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if (hmod)
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pfn = (PFNNOTIFYWINEVENT)GetProcAddress(hmod, "NotifyWinEvent");
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if (!pfn)
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pfn = DONOTHING_WINEVENT;
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}
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if (pfn != DONOTHING_WINEVENT)
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pfn(event, hwnd, idObject, idChild);
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}
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// Use the Microsoft ActiveAccessiblity routines to return an IAccessible object
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typedef LRESULT (* PFNLRESULTFROMOBJECT)(REFIID riid, WPARAM wParam, IUnknown* punk);
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LRESULT ACCESSIBLE_LresultFromObject(
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IN REFIID riid,
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IN WPARAM wParam,
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OUT IUnknown* punk)
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{
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static PFNLRESULTFROMOBJECT pfn = NULL;
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static BOOL fLoadAttempted = FALSE;
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LRESULT lRet = (LRESULT)E_FAIL;
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if (NULL == pfn && !fLoadAttempted)
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{
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// LoadLibrary here because OLEAcc is not loaded in the process
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HMODULE hmod = LoadLibrary(TEXT("OLEACC"));
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if (hmod)
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pfn = (PFNLRESULTFROMOBJECT)GetProcAddress(hmod, "LresultFromObject");
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else
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fLoadAttempted = TRUE;
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}
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if (pfn)
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lRet = pfn(riid, wParam, punk);
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return lRet;
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}
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// wrapper for NT5/Millennium AllowSetForegroundWindow
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typedef BOOL (* PFNALLOWSFW)(DWORD dwProcessId);
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BOOL NT5_AllowSetForegroundWindow(IN DWORD dwProcessId )
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{
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static PFNALLOWSFW pfn = (PFNALLOWSFW)-1;
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if (((PFNALLOWSFW)-1) == pfn)
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{
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HMODULE hmod = GetModuleHandle(TEXT("USER32"));
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pfn = hmod ? (PFNALLOWSFW)GetProcAddress(hmod, "AllowSetForegroundWindow") : NULL;
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}
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return pfn ? pfn(dwProcessId) : FALSE;
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}
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typedef BOOL (* PFNANIMATEWINDOW)(HWND hwnd, DWORD dwTime, DWORD dwFlags);
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// Thunk for NT 5's AnimateWindow.
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BOOL NT5_AnimateWindow(IN HWND hwnd, IN DWORD dwTime, IN DWORD dwFlags)
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{
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BOOL bRet = FALSE;
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static PFNANIMATEWINDOW pfn = NULL;
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ASSERT(g_bRunOnMemphis || g_bRunOnNT5);
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if (NULL == pfn)
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{
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HMODULE hmod = GetModuleHandle(TEXT("USER32"));
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if (hmod)
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pfn = (PFNANIMATEWINDOW)GetProcAddress(hmod, "AnimateWindow");
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}
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if (pfn)
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bRet = pfn(hwnd, dwTime, dwFlags);
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return bRet;
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}
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// Position Menubands using NT5's AnimateWindow if available.
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void SlideAnimate(HWND hwnd, RECT* prc, UINT uFlags, UINT uSide)
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{
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DWORD dwAnimateFlags = AW_CENTER;
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switch(uSide)
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{
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case MENUBAR_LEFT: dwAnimateFlags = AW_HOR_NEGATIVE;
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break;
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case MENUBAR_RIGHT: dwAnimateFlags = AW_HOR_POSITIVE;
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break;
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case MENUBAR_TOP: dwAnimateFlags = AW_VER_NEGATIVE;
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break;
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case MENUBAR_BOTTOM: dwAnimateFlags = AW_VER_POSITIVE;
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break;
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}
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NT5_AnimateWindow(hwnd, 120, dwAnimateFlags | AW_SLIDE);
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}
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void AnimateSetMenuPos(HWND hwnd, RECT* prc, UINT uFlags, UINT uSide, BOOL fNoAnimate)
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{
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if ((g_bRunOnMemphis || g_bRunOnNT5) && !fNoAnimate)
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{
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BOOL fAnimate = FALSE;
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SystemParametersInfo(SPI_GETMENUANIMATION, 0, &fAnimate, 0);
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if (fAnimate)
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{
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SetWindowPos(hwnd, HWND_TOPMOST, prc->left, prc->top,
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RECTWIDTH(*prc), RECTHEIGHT(*prc), uFlags);
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fAnimate = FALSE;
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#ifdef WINNT
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SystemParametersInfo(SPI_GETMENUFADE, 0, &fAnimate, 0);
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#endif // WINNT
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if (fAnimate)
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{
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NT5_AnimateWindow(hwnd, 175, AW_BLEND);
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}
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else
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{
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SlideAnimate(hwnd, prc, uFlags, uSide);
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}
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}
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else
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goto UseSetWindowPos;
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}
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else
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{
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UseSetWindowPos:
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// Enable the show window so that it gets displayed.
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uFlags |= SWP_SHOWWINDOW;
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SetWindowPos(hwnd, HWND_TOPMOST, prc->left, prc->top, RECTWIDTH(*prc), RECTHEIGHT(*prc),
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uFlags);
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}
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}
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/*----------------------------------------------------------
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Purpose: Use the Microsoft ActiveAccessiblity routines to
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return an IAccessible object
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*/
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typedef LRESULT (* PFNCREATESTDACCESSIBLEOBJECT)(HWND hwnd, LONG idObject, REFIID riid, void** ppvObj);
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LRESULT ACCESSIBLE_CreateStdAccessibleObject(
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IN HWND hwnd,
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IN LONG idObject,
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IN REFIID riid,
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OUT void** ppvObj)
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{
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static PFNCREATESTDACCESSIBLEOBJECT pfn = NULL;
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static BOOL fLoadAttempted = FALSE;
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LRESULT lRet = (LRESULT)E_FAIL;
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if (NULL == pfn && !fLoadAttempted)
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{
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// LoadLibrary here because OLEAcc is not loaded in the process
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HMODULE hmod = LoadLibrary(TEXT("OLEACC"));
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if (hmod)
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pfn = (PFNCREATESTDACCESSIBLEOBJECT)GetProcAddress(hmod, "CreateStdAccessibleObject");
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else
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fLoadAttempted = TRUE;
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}
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if (pfn)
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lRet = pfn(hwnd, idObject, riid, ppvObj);
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return lRet;
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}
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typedef BOOL (* PFNLOCKSETFOREGROUNDWINDOW)(UINT);
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BOOL MyLockSetForegroundWindow(BOOL fLock)
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{
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static PFNLOCKSETFOREGROUNDWINDOW pfn = (PFNLOCKSETFOREGROUNDWINDOW)-1;
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BOOL fRet = FALSE;
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if ((PFNLOCKSETFOREGROUNDWINDOW)-1 == pfn)
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{
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HMODULE hmod = GetModuleHandle(TEXT("USER32"));
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if (hmod)
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pfn = (PFNLOCKSETFOREGROUNDWINDOW)GetProcAddress(hmod, "LockSetForegroundWindow");
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else
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pfn = NULL;
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}
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if (pfn)
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fRet = pfn(fLock ? LSFW_LOCK : LSFW_UNLOCK);
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return fRet;
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}
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typedef UINT (* PFNSHEXTRACTICONSW)(LPCWSTR wszFileName, int nIconIndex, int cxIcon, int cyIcon, HICON *phicon, UINT *piconid, UINT nIcons, UINT flags);
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STDAPI_(UINT) MyExtractIconsW(LPCWSTR wszFileName, int nIconIndex, int cxIcon, int cyIcon, HICON *phicon, UINT *piconid, UINT nIcons, UINT flags)
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{
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UINT uiRet = 0;
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static PFNSHEXTRACTICONSW pfn = NULL;
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if (GetUIVersion() >= 5)
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{
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if (NULL == pfn)
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{
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HMODULE hmod = GetModuleHandle(TEXT("SHELL32"));
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if (hmod)
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pfn = (PFNSHEXTRACTICONSW)GetProcAddress(hmod, "SHExtractIconsW");
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}
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if (pfn)
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uiRet = pfn(wszFileName, nIconIndex, cxIcon, cyIcon, phicon, piconid, nIcons, flags);
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}
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return uiRet;
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}
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typedef BOOL (* PFNUPDATELAYEREDWINDOW)
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(HWND hwnd,
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HDC hdcDst,
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POINT *pptDst,
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SIZE *psize,
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HDC hdcSrc,
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POINT *pptSrc,
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COLORREF crKey,
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BLENDFUNCTION *pblend,
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DWORD dwFlags);
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BOOL BlendLayeredWindow(HWND hwnd, HDC hdcDest, POINT* ppt, SIZE* psize, HDC hdc, POINT* pptSrc, BYTE bBlendConst)
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{
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BOOL bRet = FALSE;
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static PFNUPDATELAYEREDWINDOW pfn = NULL;
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if (NULL == pfn)
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{
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HMODULE hmod = GetModuleHandle(TEXT("USER32"));
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if (hmod)
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pfn = (PFNUPDATELAYEREDWINDOW)GetProcAddress(hmod, "UpdateLayeredWindow");
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}
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if (pfn)
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{
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BLENDFUNCTION blend;
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blend.BlendOp = AC_SRC_OVER;
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blend.BlendFlags = 0;
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blend.AlphaFormat = 0;
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blend.SourceConstantAlpha = bBlendConst;
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bRet = pfn(hwnd, hdcDest, ppt, psize, hdc, pptSrc, 0, &blend, ULW_ALPHA);
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}
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return bRet;
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}
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BOOL NT5_SetLayeredWindowAttributes(
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HWND hwnd,
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COLORREF crKey,
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BYTE bAlpha,
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DWORD dwFlags)
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{
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static BOOL (*pfn)(HWND, COLORREF, BYTE, DWORD) = NULL;
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if (pfn == NULL)
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{
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HMODULE hMod = LoadLibrary(TEXT("user32.dll"));
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if (hMod)
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{
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pfn = (BOOL (*)(HWND, COLORREF, BYTE, DWORD))GetProcAddress(hMod, "SetLayeredWindowAttributes");
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}
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}
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if (pfn)
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return pfn(hwnd, crKey, bAlpha, dwFlags);
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return 0;
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}
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typedef HRESULT (* PFNSHPATHPREPAREFORWRITE)(HWND hwnd, IUnknown* punkModless, LPCWSTR pwzPath, DWORD dwFlags);
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STDAPI NT5_SHPathPrepareForWrite(HWND hwnd, IUnknown* punkModless, LPCWSTR pwzPath, DWORD dwFlags)
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{
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HRESULT hRet = E_FAIL;
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static PFNSHPATHPREPAREFORWRITE pfn = NULL;
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if (GetUIVersion() >= 5)
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{
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if (NULL == pfn)
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{
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HMODULE hmod = GetModuleHandle(TEXT("shell32.dll"));
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if (hmod)
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{
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pfn = (PFNSHPATHPREPAREFORWRITE)GetProcAddress(hmod, "SHPathPrepareForWriteW");
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}
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}
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if (pfn)
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{
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hRet = pfn(hwnd, punkModless, pwzPath, dwFlags);
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}
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}
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return hRet;
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}
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void Comctl32_SetWindowTheme(HWND hwnd, LPWSTR psz)
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{
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SendMessage(hwnd, CCM_SETWINDOWTHEME, 0, (LPARAM)psz);
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}
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void Comctl32_GetBandMargins(HWND hwnd, MARGINS* pmar)
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{
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SendMessage(hwnd, RB_GETBANDMARGINS, 0, (LPARAM)pmar);
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}
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void Comctl32_FixAutoBreak(LPNMHDR pnm)
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{
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LPNMREBARAUTOBREAK pnmab = (LPNMREBARAUTOBREAK) pnm;
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pnmab->fAutoBreak = !(pnmab->uMsg == RBAB_AUTOSIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Comctl32_SetDPIScale(HWND hwnd)
|
||
|
|
{
|
||
|
|
SendMessage(hwnd, CCM_DPISCALE, TRUE, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
// enable the marquee mode. note, this only works on comctl32 v6
|
||
|
|
|
||
|
|
STDAPI_(void) ProgressSetMarqueeMode(HWND hwndPrgress, BOOL bOn)
|
||
|
|
{
|
||
|
|
if (IsOS(OS_WHISTLERORGREATER))
|
||
|
|
{
|
||
|
|
SendMessage(hwndPrgress, PBM_SETMARQUEE, bOn, 0);
|
||
|
|
SHSetWindowBits(hwndPrgress, GWL_STYLE, PBS_MARQUEE, bOn ? PBS_MARQUEE : 0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
// terminal server session notification:
|
||
|
|
|
||
|
|
static HMODULE s_hmodWTSApi = NULL;
|
||
|
|
|
||
|
|
typedef BOOL (* PFNWTS_REGISTER_SESSION_NOTIFICATION)(HWND hwnd, DWORD dwFlags);
|
||
|
|
static PFNWTS_REGISTER_SESSION_NOTIFICATION s_pfnWTSRegisterSession = NULL;
|
||
|
|
|
||
|
|
typedef BOOL (* PFNWTS_UNREGISTER_SESSION_NOTIFICATION)(HWND hwnd);
|
||
|
|
static PFNWTS_UNREGISTER_SESSION_NOTIFICATION s_pfnWTSUnRegisterSession = NULL;
|
||
|
|
|
||
|
|
BOOL DL_WTSRegisterSessionNotification(HWND hwnd, DWORD dwFlags)
|
||
|
|
{
|
||
|
|
if (s_pfnWTSRegisterSession == NULL)
|
||
|
|
{
|
||
|
|
if (s_hmodWTSApi == NULL)
|
||
|
|
{
|
||
|
|
s_hmodWTSApi = LoadLibrary(TEXT("wtsapi32"));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (s_hmodWTSApi)
|
||
|
|
{
|
||
|
|
s_pfnWTSRegisterSession = (PFNWTS_REGISTER_SESSION_NOTIFICATION)GetProcAddress(s_hmodWTSApi, "WTSRegisterSessionNotification");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (s_pfnWTSRegisterSession != NULL)
|
||
|
|
{
|
||
|
|
return s_pfnWTSRegisterSession(hwnd, dwFlags);
|
||
|
|
}
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
BOOL DL_WTSUnRegisterSessionNotification(HWND hwnd)
|
||
|
|
{
|
||
|
|
if (s_pfnWTSUnRegisterSession == NULL)
|
||
|
|
{
|
||
|
|
if (s_hmodWTSApi == NULL)
|
||
|
|
{
|
||
|
|
s_hmodWTSApi = LoadLibrary(TEXT("wtsapi32"));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (s_hmodWTSApi)
|
||
|
|
{
|
||
|
|
s_pfnWTSUnRegisterSession = (PFNWTS_UNREGISTER_SESSION_NOTIFICATION)GetProcAddress(s_hmodWTSApi, "WTSUnRegisterSessionNotification");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (s_pfnWTSUnRegisterSession != NULL)
|
||
|
|
{
|
||
|
|
BOOL fRet = s_pfnWTSUnRegisterSession(hwnd);
|
||
|
|
FreeLibrary(s_hmodWTSApi);
|
||
|
|
s_hmodWTSApi = NULL;
|
||
|
|
s_pfnWTSRegisterSession = NULL;
|
||
|
|
s_pfnWTSUnRegisterSession = NULL;
|
||
|
|
return fRet;
|
||
|
|
}
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|