mirror of
https://github.com/ApfelTeeSaft/reactos.git
synced 2026-08-27 03:43:36 +00:00
Katayama Hirofumi MZ
7073bdfead
Follow-up of #7778. JIRA issue: CORE-7237 - Rename APPBARDATA3264 structure as APPBARDATAINTEROP. - Fix structures for WoW64. - Use trace instead of DPRINT1. - Add CAppBarManager:: RecomputeAllWorkareas function. - Fix WM_DISPLAYCHANGE handling to re-compute the work areas.
129 lines
3.3 KiB
C
129 lines
3.3 KiB
C
/*
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* PROJECT: ReactOS Shell32
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* LICENSE: LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later)
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* PURPOSE: SHAppBarMessage implementation
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* COPYRIGHT: Copyright 2008 Vincent Povirk for CodeWeavers
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* Copyright 2025 Katayama Hirofumi MZ <[email protected]>
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*/
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#include <windef.h>
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#include <winbase.h>
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#include <winuser.h>
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#include <shellapi.h>
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#include <shlobj.h>
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#include <shlwapi.h>
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#include <undocshell.h>
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#include <wine/debug.h>
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#include <wine/unicode.h>
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WINE_DEFAULT_DEBUG_CHANNEL(appbar);
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static HANDLE
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AppBar_CopyIn(
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_In_ const VOID *pvSrc,
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_In_ SIZE_T dwSize,
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_In_ DWORD dwProcessId)
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{
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HANDLE hMem = SHAllocShared(NULL, dwSize, dwProcessId);
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if (!hMem)
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return 0;
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PVOID pvDest = SHLockShared(hMem, dwProcessId);
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if (!pvDest)
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{
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SHFreeShared(hMem, dwProcessId);
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return 0;
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}
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CopyMemory(pvDest, pvSrc, dwSize);
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SHUnlockShared(pvDest);
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return hMem;
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}
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static BOOL
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AppBar_CopyOut(
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_In_ HANDLE hOutput,
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_Out_ PVOID pvDest,
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_In_ SIZE_T cbDest,
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_In_ DWORD dwProcessId)
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{
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PVOID pvSrc = SHLockShared(hOutput, dwProcessId);
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if (pvSrc)
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{
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CopyMemory(pvDest, pvSrc, cbDest);
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SHUnlockShared(pvSrc);
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}
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SHFreeShared(hOutput, dwProcessId);
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return pvSrc != NULL;
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}
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/*************************************************************************
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* SHAppBarMessage [SHELL32.@]
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*/
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UINT_PTR
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WINAPI
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SHAppBarMessage(
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_In_ DWORD dwMessage,
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_Inout_ PAPPBARDATA pData)
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{
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TRACE("dwMessage=%d, pData={cb=%d, hwnd=%p}\n", dwMessage, pData->cbSize, pData->hWnd);
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HWND hTrayWnd = FindWindowW(L"Shell_TrayWnd", NULL);
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if (!hTrayWnd || pData->cbSize > sizeof(*pData))
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{
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WARN("%p, %d\n", hTrayWnd, pData->cbSize);
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return FALSE;
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}
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APPBAR_COMMAND cmd;
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cmd.abd.cbSize = sizeof(cmd.abd);
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cmd.abd.hWnd32 = HandleToUlong(pData->hWnd); // Truncated on x64, as on Windows!
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cmd.abd.uCallbackMessage = pData->uCallbackMessage;
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cmd.abd.uEdge = pData->uEdge;
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cmd.abd.rc = pData->rc;
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cmd.abd.lParam64 = pData->lParam;
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cmd.dwMessage = dwMessage;
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cmd.hOutput = (APPBAR_OUTPUT)NULL;
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cmd.dwProcessId = GetCurrentProcessId();
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/* Make output data if necessary */
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switch (dwMessage)
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{
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case ABM_QUERYPOS:
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case ABM_SETPOS:
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case ABM_GETTASKBARPOS:
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cmd.hOutput = (APPBAR_OUTPUT)AppBar_CopyIn(&cmd.abd, sizeof(cmd.abd), cmd.dwProcessId);
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if (!cmd.hOutput)
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{
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ERR("AppBar_CopyIn: %d\n", dwMessage);
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return FALSE;
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}
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break;
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default:
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break;
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}
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/* Send WM_COPYDATA message */
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COPYDATASTRUCT copyData = { TABDMC_APPBAR, sizeof(cmd), &cmd };
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UINT_PTR ret = SendMessageW(hTrayWnd, WM_COPYDATA, (WPARAM)pData->hWnd, (LPARAM)©Data);
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/* Copy back output data */
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if (cmd.hOutput)
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{
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if (!AppBar_CopyOut((HANDLE)cmd.hOutput, &cmd.abd, sizeof(cmd.abd), cmd.dwProcessId))
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{
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ERR("AppBar_CopyOut: %d\n", dwMessage);
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return FALSE;
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}
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pData->hWnd = UlongToHandle(cmd.abd.hWnd32);
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pData->uCallbackMessage = cmd.abd.uCallbackMessage;
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pData->uEdge = cmd.abd.uEdge;
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pData->rc = cmd.abd.rc;
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pData->lParam = (LPARAM)cmd.abd.lParam64;
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}
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return ret;
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}
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