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[EXPLORER][BROWSEUI][SHLWAPI][BOOTDATA][WIN32K] Support AppKeys and more WM_APPCOMMANDs (#7879)

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Implements a couple of extra commands in IShellBrowser and adds support for the AppKeys fallback registry key (used when the foreground application does not handle the command).
This commit is contained in:
Whindmar Saksit 2025-04-18 18:35:30 +02:00 • committed by GitHub
parent 2e85425c53
commit 5a10ec60be
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GPG key ID: B5690EEEBB952194
13 changed files with 219 additions and 61 deletions
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69
base/shell/explorer/taskswnd.cpp
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@ -20,6 +20,8 @@
#include "precomp.h"
#include <commoncontrols.h>
#include <regstr.h>
#include <shlwapi_undoc.h>
/* Set DUMP_TASKS to 1 to enable a dump of the tasks and task groups every
5 seconds */
@ -1476,25 +1478,60 @@ public:
::SendMessage(hwndTray, TWM_PULSE, bDelete, (LPARAM)hwndActive);
}
static BOOL InvokeRegistryAppKeyCommand(UINT uAppCmd)
{
BOOL bResult = FALSE;
WCHAR szBuf[MAX_PATH * 2];
wsprintfW(szBuf, L"%s\\AppKey\\%u", REGSTR_PATH_EXPLORER, uAppCmd);
HUSKEY hKey;
if (SHRegOpenUSKeyW(szBuf, KEY_READ, NULL, &hKey, FALSE) != ERROR_SUCCESS)
return bResult;
DWORD cb = sizeof(szBuf);
if (!bResult && SHRegQueryUSValueW(hKey, L"ShellExecute", NULL, szBuf, &cb, FALSE, NULL, 0) == ERROR_SUCCESS)
{
bResult = TRUE;
}
cb = sizeof(szBuf);
if (!bResult && SHRegQueryUSValueW(hKey, L"Association", NULL, szBuf, &cb, FALSE, NULL, 0) == ERROR_SUCCESS)
{
bResult = TRUE;
cb = _countof(szBuf);
if (AssocQueryString(ASSOCF_NOTRUNCATE, ASSOCSTR_EXECUTABLE, szBuf, NULL, szBuf, &cb) != S_OK)
*szBuf = UNICODE_NULL;
}
cb = sizeof(szBuf);
if (!bResult && SHRegQueryUSValueW(hKey, L"RegisteredApp", NULL, szBuf, &cb, FALSE, NULL, 0) == ERROR_SUCCESS)
{
bResult = TRUE;
SHRunIndirectRegClientCommand(NULL, szBuf);
*szBuf = UNICODE_NULL; // Don't execute again
}
SHRegCloseUSKey(hKey);
// Note: Tweak UI uses an empty string for its "Do nothing" option.
if (bResult && *szBuf)
ShellExec_RunDLLW(NULL, NULL, szBuf, SW_SHOW);
return bResult;
}
BOOL HandleAppCommand(IN WPARAM wParam, IN LPARAM lParam)
{
BOOL Ret = FALSE;
switch (GET_APPCOMMAND_LPARAM(lParam))
const UINT uAppCmd = GET_APPCOMMAND_LPARAM(lParam);
if (InvokeRegistryAppKeyCommand(uAppCmd))
return TRUE;
switch (uAppCmd)
{
case APPCOMMAND_BROWSER_SEARCH:
Ret = SHFindFiles(NULL,
NULL);
break;
case APPCOMMAND_BROWSER_HOME:
case APPCOMMAND_LAUNCH_MAIL:
default:
TRACE("Shell app command %d unhandled!\n", (INT) GET_APPCOMMAND_LPARAM(lParam));
break;
case APPCOMMAND_VOLUME_MUTE:
case APPCOMMAND_VOLUME_DOWN:
case APPCOMMAND_VOLUME_UP:
// TODO: Try IMMDeviceEnumerator::GetDefaultAudioEndpoint first and then fall back to mixer.
FIXME("Call the mixer API to change the global volume\n");
return TRUE;
case APPCOMMAND_BROWSER_SEARCH:
return SHFindFiles(NULL, NULL);
}
return Ret;
return FALSE;
}
LRESULT OnShellHook(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
@ -1513,7 +1550,7 @@ public:
switch ((INT) wParam)
{
case HSHELL_APPCOMMAND:
Ret = HandleAppCommand(wParam, lParam);
Ret = HandleAppCommand(0, lParam);
break;
case HSHELL_WINDOWCREATED: