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| 1 | +/* |
| 2 | + * PROJECT: ReactOS shdocvw |
| 3 | + * LICENSE: LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later) |
| 4 | + * PURPOSE: CLSID_ShellWindows and WinList_* functions |
| 5 | + * COPYRIGHT: Copyright 2025 Katayama Hirofumi MZ <[email protected]> |
| 6 | + */ |
| 7 | + |
| 8 | +#include "objects.h" |
| 9 | + |
| 10 | +#include <wine/debug.h> |
| 11 | +WINE_DEFAULT_DEBUG_CHANNEL(shdocvw); |
| 12 | + |
| 13 | +static VARIANT s_vaEmpty = { VT_EMPTY }; |
| 14 | + |
| 15 | +static HRESULT |
| 16 | +InitVariantFromBuffer( |
| 17 | + _Out_ LPVARIANTARG pvarg, |
| 18 | + _In_ LPCVOID pv, |
| 19 | + _In_ SIZE_T cb) |
| 20 | +{ |
| 21 | + VariantInit(pvarg); |
| 22 | + |
| 23 | + LPSAFEARRAY pArray = SafeArrayCreateVector(VT_UI1, 0, cb); |
| 24 | + if (!pArray) |
| 25 | + { |
| 26 | + ERR("!pArray\n"); |
| 27 | + return E_OUTOFMEMORY; |
| 28 | + } |
| 29 | + |
| 30 | + V_ARRAY(pvarg) = pArray; |
| 31 | + V_VT(pvarg) = VT_ARRAY | VT_UI1; |
| 32 | + CopyMemory(pArray->pvData, pv, cb); |
| 33 | + return S_OK; |
| 34 | +} |
| 35 | + |
| 36 | +static HRESULT |
| 37 | +InitVariantFromIDList( |
| 38 | + _Out_ LPVARIANTARG pvarg, |
| 39 | + _In_ LPCITEMIDLIST pidl) |
| 40 | +{ |
| 41 | + return InitVariantFromBuffer(pvarg, pidl, ILGetSize(pidl)); |
| 42 | +} |
| 43 | + |
| 44 | +static HRESULT |
| 45 | +VariantClearLazy(_Inout_ LPVARIANTARG pvarg) |
| 46 | +{ |
| 47 | + switch (V_VT(pvarg)) |
| 48 | + { |
| 49 | + case VT_EMPTY: |
| 50 | + case VT_BOOL: |
| 51 | + case VT_I4: |
| 52 | + case VT_UI4: |
| 53 | + break; |
| 54 | + case VT_UNKNOWN: |
| 55 | + if (V_UNKNOWN(pvarg)) |
| 56 | + V_UNKNOWN(pvarg)->Release(); |
| 57 | + break; |
| 58 | + case VT_DISPATCH: |
| 59 | + if (V_DISPATCH(pvarg)) |
| 60 | + V_DISPATCH(pvarg)->Release(); |
| 61 | + break; |
| 62 | + case VT_SAFEARRAY: |
| 63 | + SafeArrayDestroy(V_ARRAY(pvarg)); |
| 64 | + break; |
| 65 | + default: |
| 66 | + return VariantClear(pvarg); |
| 67 | + } |
| 68 | + V_VT(pvarg) = VT_EMPTY; |
| 69 | + return S_OK; |
| 70 | +} |
| 71 | + |
| 72 | +/************************************************************************* |
| 73 | + * WinList_Init (SHDOCVW.110) |
| 74 | + * |
| 75 | + * Retired in NT 6.1. |
| 76 | + */ |
| 77 | +EXTERN_C |
| 78 | +BOOL WINAPI |
| 79 | +WinList_Init(VOID) |
| 80 | +{ |
| 81 | + FIXME("()\n"); |
| 82 | + return FALSE; |
| 83 | +} |
| 84 | + |
| 85 | +/************************************************************************* |
| 86 | + * WinList_Terminate (SHDOCVW.111) |
| 87 | + * |
| 88 | + * NT 4.71 and higher. Retired in NT 6.1. |
| 89 | + */ |
| 90 | +EXTERN_C |
| 91 | +VOID WINAPI |
| 92 | +WinList_Terminate(VOID) |
| 93 | +{ |
| 94 | + FIXME("()\n"); |
| 95 | +} |
| 96 | + |
| 97 | +/************************************************************************* |
| 98 | + * WinList_GetShellWindows (SHDOCVW.179) |
| 99 | + * |
| 100 | + * NT 5.0 and higher. |
| 101 | + * @see https://learn.microsoft.com/en-us/windows/win32/api/exdisp/nn-exdisp-ishellwindows |
| 102 | + */ |
| 103 | +EXTERN_C |
| 104 | +IShellWindows* WINAPI |
| 105 | +WinList_GetShellWindows( |
| 106 | + _In_ BOOL bCreate) |
| 107 | +{ |
| 108 | + FIXME("(%d)\n", bCreate); |
| 109 | + return NULL; |
| 110 | +} |
| 111 | + |
| 112 | +/************************************************************************* |
| 113 | + * WinList_NotifyNewLocation (SHDOCVW.177) |
| 114 | + * |
| 115 | + * NT 5.0 and higher. |
| 116 | + * @see https://learn.microsoft.com/en-us/windows/win32/api/exdisp/nf-exdisp-ishellwindows-onnavigate |
| 117 | + */ |
| 118 | +EXTERN_C |
| 119 | +HRESULT WINAPI |
| 120 | +WinList_NotifyNewLocation( |
| 121 | + _In_ IShellWindows *pShellWindows, |
| 122 | + _In_ LONG lCookie, |
| 123 | + _In_ LPCITEMIDLIST pidl) |
| 124 | +{ |
| 125 | + TRACE("(%p, %ld, %p)\n", pShellWindows, lCookie, pidl); |
| 126 | + |
| 127 | + if (!pidl) |
| 128 | + { |
| 129 | + ERR("!pidl\n"); |
| 130 | + return E_UNEXPECTED; |
| 131 | + } |
| 132 | + |
| 133 | + VARIANTARG varg; |
| 134 | + HRESULT hr = InitVariantFromIDList(&varg, pidl); |
| 135 | + if (FAILED_UNEXPECTEDLY(hr)) |
| 136 | + return hr; |
| 137 | + |
| 138 | + hr = pShellWindows->OnNavigate(lCookie, &varg); |
| 139 | + VariantClearLazy(&varg); |
| 140 | + return hr; |
| 141 | +} |
| 142 | + |
| 143 | +/************************************************************************* |
| 144 | + * WinList_FindFolderWindow (SHDOCVW.178) |
| 145 | + * |
| 146 | + * NT 5.0 and higher. |
| 147 | + * @see https://learn.microsoft.com/en-us/windows/win32/api/exdisp/nf-exdisp-ishellwindows-findwindowsw |
| 148 | + */ |
| 149 | +EXTERN_C |
| 150 | +HRESULT WINAPI |
| 151 | +WinList_FindFolderWindow( |
| 152 | + _In_ LPCITEMIDLIST pidl, |
| 153 | + _In_ DWORD dwUnused, |
| 154 | + _Out_opt_ PLONG phwnd, // Stores a window handle but LONG type |
| 155 | + _Out_opt_ IWebBrowserApp **ppWebBrowserApp) |
| 156 | +{ |
| 157 | + UNREFERENCED_PARAMETER(dwUnused); |
| 158 | + |
| 159 | + TRACE("(%p, %ld, %p, %p)\n", pidl, dwUnused, phwnd, ppWebBrowserApp); |
| 160 | + |
| 161 | + if (ppWebBrowserApp) |
| 162 | + *ppWebBrowserApp = NULL; |
| 163 | + |
| 164 | + if (phwnd) |
| 165 | + *phwnd = 0; |
| 166 | + |
| 167 | + if (!pidl) |
| 168 | + { |
| 169 | + ERR("!pidl\n"); |
| 170 | + return E_UNEXPECTED; |
| 171 | + } |
| 172 | + |
| 173 | + CComPtr<IShellWindows> pShellWindows(WinList_GetShellWindows(ppWebBrowserApp != NULL)); |
| 174 | + if (!pShellWindows) |
| 175 | + { |
| 176 | + ERR("!pShellWindows\n"); |
| 177 | + return E_UNEXPECTED; |
| 178 | + } |
| 179 | + |
| 180 | + VARIANTARG varg; |
| 181 | + HRESULT hr = InitVariantFromIDList(&varg, pidl); |
| 182 | + if (FAILED_UNEXPECTEDLY(hr)) |
| 183 | + return hr; |
| 184 | + |
| 185 | + CComPtr<IDispatch> pDispatch; |
| 186 | + const INT options = SWFO_INCLUDEPENDING | (ppWebBrowserApp ? SWFO_NEEDDISPATCH : 0); |
| 187 | + hr = pShellWindows->FindWindowSW(&varg, &s_vaEmpty, SWC_BROWSER, phwnd, options, &pDispatch); |
| 188 | + if (pDispatch && ppWebBrowserApp) |
| 189 | + hr = pDispatch->QueryInterface(IID_PPV_ARG(IWebBrowserApp, ppWebBrowserApp)); |
| 190 | + |
| 191 | + VariantClearLazy(&varg); |
| 192 | + return hr; |
| 193 | +} |
| 194 | + |
| 195 | +/************************************************************************* |
| 196 | + * WinList_RegisterPending (SHDOCVW.180) |
| 197 | + * |
| 198 | + * NT 5.0 and higher. |
| 199 | + * @see https://learn.microsoft.com/en-us/windows/win32/api/exdisp/nf-exdisp-ishellwindows-registerpending |
| 200 | + */ |
| 201 | +EXTERN_C |
| 202 | +HRESULT WINAPI |
| 203 | +WinList_RegisterPending( |
| 204 | + _In_ DWORD dwThreadId, |
| 205 | + _In_ LPCITEMIDLIST pidl, |
| 206 | + _In_ DWORD dwUnused, |
| 207 | + _Out_ PLONG plCookie) |
| 208 | +{ |
| 209 | + TRACE("(%ld, %p, %ld, %p)\n", dwThreadId, pidl, dwUnused, plCookie); |
| 210 | + |
| 211 | + if (!pidl) |
| 212 | + { |
| 213 | + ERR("!pidl\n"); |
| 214 | + return E_UNEXPECTED; |
| 215 | + } |
| 216 | + |
| 217 | + CComPtr<IShellWindows> pShellWindows(WinList_GetShellWindows(FALSE)); |
| 218 | + if (!pShellWindows) |
| 219 | + { |
| 220 | + ERR("!pShellWindows\n"); |
| 221 | + return E_UNEXPECTED; |
| 222 | + } |
| 223 | + |
| 224 | + VARIANTARG varg; |
| 225 | + HRESULT hr = InitVariantFromIDList(&varg, pidl); |
| 226 | + if (FAILED_UNEXPECTEDLY(hr)) |
| 227 | + return hr; |
| 228 | + |
| 229 | + hr = pShellWindows->RegisterPending(dwThreadId, &varg, &s_vaEmpty, SWC_BROWSER, plCookie); |
| 230 | + VariantClearLazy(&varg); |
| 231 | + return hr; |
| 232 | +} |
| 233 | + |
| 234 | +/************************************************************************* |
| 235 | + * WinList_Revoke (SHDOCVW.181) |
| 236 | + * |
| 237 | + * NT 5.0 and higher. |
| 238 | + * @see https://learn.microsoft.com/en-us/windows/win32/api/exdisp/nf-exdisp-ishellwindows-revoke |
| 239 | + */ |
| 240 | +EXTERN_C |
| 241 | +HRESULT WINAPI |
| 242 | +WinList_Revoke( |
| 243 | + _In_ LONG lCookie) |
| 244 | +{ |
| 245 | + TRACE("(%ld)\n", lCookie); |
| 246 | + |
| 247 | + CComPtr<IShellWindows> pShellWindows(WinList_GetShellWindows(TRUE)); |
| 248 | + if (!pShellWindows) |
| 249 | + { |
| 250 | + ERR("!pShellWindows\n"); |
| 251 | + return E_FAIL; |
| 252 | + } |
| 253 | + |
| 254 | + return pShellWindows->Revoke(lCookie); |
| 255 | +} |
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