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Taskbar10: Implemented centered taskbar

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This commit is contained in:
Valentin Radu 2022-03-03 07:22:05 +02:00
parent 84f46606e1
commit eb1d960bcc
4 changed files with 326 additions and 60 deletions
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275
ExplorerPatcher/TaskbarCenter.c
View File

@ -1,62 +1,247 @@
#include "TaskbarCenter.h" #include "TaskbarCenter.h"
HANDLE hEvent; extern DWORD dwOldTaskbarAl;
extern DWORD dwMMOldTaskbarAl;
extern wchar_t* EP_TASKBAR_LENGTH_PROP_NAME;
#define EP_TASKBAR_LENGTH_TOO_SMALL 20
HRESULT TaskbarCenter_Center() inline BOOL TaskbarCenter_IsTaskbarHorizontal(HWND hWnd)
{
__int64 v1;
__int64 result;
v1 = *((__int64*)GetWindowLongPtrW(hWnd, 0) + 13);
result = 1i64;
if (v1)
return (*(__int64(__fastcall**)(__int64))(*(__int64*)v1 + 96))(v1);
return result;
}
inline BOOL TaskbarCenter_ShouldCenter(DWORD dwSetting)
{
return (dwSetting & 0b001);
}
inline BOOL TaskbarCenter_ShouldStartBeCentered(DWORD dwSetting)
{
return (dwSetting & 0b010);
}
inline BOOL TaskbarCenter_ShouldLeftAlignWhenSpaceConstrained(DWORD dwSetting)
{
return (dwSetting & 0b100);
}
HRESULT TaskbarCenter_Center(HWND hWnd, RECT rc, BOOL bIsTaskbarHorizontal)
{ {
HRESULT hr = S_OK; HRESULT hr = S_OK;
HWND hWnd = FindWindowExW(NULL, NULL, L"Shell_TrayWnd", NULL); VARIANT vtChild[10];
VARIANT vt;
long k = 0, kk = 0;
while (hWnd) IAccessible* pAccessible = NULL;
AccessibleObjectFromWindow(hWnd, 0, &IID_IAccessible, &pAccessible);
if (pAccessible)
{ {
if (SUCCEEDED(hr)) pAccessible->lpVtbl->get_accChildCount(pAccessible, &kk);
if (kk <= 10)
{ {
/*hr = AccessibleObjectFromWindow( AccessibleChildren(pAccessible, 0, kk, vtChild, &k);
for (int i = 0; i < k; ++i)
);*/ {
if (vtChild[i].vt == VT_DISPATCH)
{
IDispatch* pDisp = vtChild[i].ppdispVal;
IAccessible* pChild = NULL;
pDisp->lpVtbl->QueryInterface(pDisp, &IID_IAccessible, &pChild);
if (pChild)
{
vt.vt = VT_I4;
vt.lVal = CHILDID_SELF;
pChild->lpVtbl->get_accRole(pChild, vt, &vt);
if (vt.lVal == ROLE_SYSTEM_TOOLBAR)
{
IAccessible* pLast = NULL;
kk = 0;
pChild->lpVtbl->get_accChildCount(pChild, &kk);
if (kk <= 1)
{
SetPropW(hWnd, EP_TASKBAR_LENGTH_PROP_NAME, -1);
}
else if (kk >= 2)
{
vt.vt = VT_I4;
vt.lVal = kk - 1;
long x = 0, y = 0, w = 0, h = 0, d = 0;
pChild->lpVtbl->accLocation(pChild, &x, &y, &w, &h, vt);
if (bIsTaskbarHorizontal ? (x == -1 || w < EP_TASKBAR_LENGTH_TOO_SMALL) : (y == -1 || h < EP_TASKBAR_LENGTH_TOO_SMALL))
{
hr = E_FAIL;
}
else
{
if (kk >= 3)
{
d = (bIsTaskbarHorizontal ? ((x - rc.left) + w) : ((y - rc.top) + h));
vt.vt = VT_I4;
vt.lVal = 1;
x = 0, y = 0, w = 0, h = 0;
pChild->lpVtbl->accLocation(pChild, &x, &y, &w, &h, vt);
if (bIsTaskbarHorizontal ? w == 0 : h == 0)
{
vt.vt = VT_I4;
vt.lVal = 2;
x = 0, y = 0, w = 0, h = 0;
pChild->lpVtbl->accLocation(pChild, &x, &y, &w, &h, vt);
}
if (bIsTaskbarHorizontal ? (x == -1 || w < EP_TASKBAR_LENGTH_TOO_SMALL) : (y == -1 || h < EP_TASKBAR_LENGTH_TOO_SMALL))
{
hr == E_FAIL;
}
else
{
SetPropW(hWnd, EP_TASKBAR_LENGTH_PROP_NAME, (bIsTaskbarHorizontal ? (d - (x - rc.left)) : (d - (y - rc.top))));
}
}
else
{
SetPropW(hWnd, EP_TASKBAR_LENGTH_PROP_NAME, bIsTaskbarHorizontal ? w : h);
}
}
}
}
pChild->lpVtbl->Release(pChild);
}
pDisp->lpVtbl->Release(pDisp);
}
}
} }
pAccessible->lpVtbl->Release(pAccessible);
hWnd = NULL;
} }
return hr;
} }
BOOL TaskbarCenter_Notify() BOOL TaskbarCenter_GetClientRectHook(HWND hWnd, LPRECT lpRect)
{ {
if (hEvent) BOOL bWasCalled = FALSE;
HWND hWndStart = NULL;
RECT rcStart;
SetRect(&rcStart, 0, 0, 0, 0);
if (GetClassWord(hWnd, GCW_ATOM) == RegisterWindowMessageW(L"MSTaskListWClass"))
{ {
SetEvent(hEvent); BOOL bIsPrimaryTaskbar = GetClassWord(GetParent(hWnd), GCW_ATOM) == RegisterWindowMessageW(L"MSTaskSwWClass");
return TRUE; DWORD dwSetting = (bIsPrimaryTaskbar ? dwOldTaskbarAl : dwMMOldTaskbarAl);
} HWND hWndTaskbar = NULL;
return FALSE; if (bIsPrimaryTaskbar)
} {
hWndTaskbar = GetParent(GetParent(GetParent(hWnd)));
BOOL GetClientRectHook(HWND hWnd, LPRECT lpRect) }
{ else
wchar_t wszClassName[100]; {
ZeroMemory(wszClassName, 100); hWndTaskbar = GetParent(GetParent(hWnd));
GetClassNameW(hWnd, wszClassName, 100); }
if (!wcscmp(wszClassName, L"MSTaskListWClass")) hWndStart = FindWindowExW(hWndTaskbar, NULL, L"Start", NULL);
{ BOOL bIsTaskbarHorizontal = TaskbarCenter_IsTaskbarHorizontal(hWnd);
TaskbarCenter_Center(); if (TaskbarCenter_ShouldCenter(dwSetting))
{
if (TaskbarCenter_ShouldStartBeCentered(dwSetting) && hWndStart)
{
GetClientRect(hWndStart, &rcStart);
}
RECT rc;
GetWindowRect(hWnd, &rc);
MONITORINFO mi;
ZeroMemory(&mi, sizeof(MONITORINFO));
mi.cbSize = sizeof(MONITORINFO);
GetMonitorInfoW(MonitorFromWindow(hWnd, MONITOR_DEFAULTTOPRIMARY), &mi);
DWORD dwLength = 0;
TaskbarCenter_Center(hWnd, mi.rcMonitor, bIsTaskbarHorizontal);
if (dwLength = GetPropW(hWnd, EP_TASKBAR_LENGTH_PROP_NAME))
{
if (dwLength == -1)
{
if (TaskbarCenter_ShouldStartBeCentered(dwSetting) && hWndStart)
{
if (bIsTaskbarHorizontal)
{
SetWindowPos(hWndStart, NULL, ((mi.rcMonitor.right - mi.rcMonitor.left) - (rcStart.right - rcStart.left)) / 2, rcStart.top, 0, 0, SWP_NOSIZE | SWP_FRAMECHANGED | SWP_ASYNCWINDOWPOS);
}
else
{
SetWindowPos(hWndStart, NULL, rcStart.left, ((mi.rcMonitor.bottom - mi.rcMonitor.top) - (rcStart.bottom - rcStart.top)) / 2, 0, 0, SWP_NOSIZE | SWP_FRAMECHANGED | SWP_ASYNCWINDOWPOS);
}
if (!bIsPrimaryTaskbar) InvalidateRect(hWndStart, NULL, TRUE);
}
}
else
{
if (TaskbarCenter_ShouldStartBeCentered(dwSetting) && hWndStart)
{
dwLength += (bIsTaskbarHorizontal ? (rcStart.right - rcStart.left) : (rcStart.bottom - rcStart.top));
}
bWasCalled = GetClientRect(hWnd, lpRect);
long res = 0;
if (bIsTaskbarHorizontal)
{
res = ((mi.rcMonitor.right - mi.rcMonitor.left) - dwLength) / 2 - (!TaskbarCenter_ShouldStartBeCentered(dwSetting) ? (rc.left - mi.rcMonitor.left) : 0);
}
else
{
res = ((mi.rcMonitor.bottom - mi.rcMonitor.top) - dwLength) / 2 - (!TaskbarCenter_ShouldStartBeCentered(dwSetting) ? (rc.top - mi.rcMonitor.top) : 0);
}
if (res + dwLength + 5 - (TaskbarCenter_ShouldStartBeCentered(dwSetting) ? (bIsTaskbarHorizontal ? (rc.left - mi.rcMonitor.left) : (rc.top - mi.rcMonitor.top)) : 0) < (bIsTaskbarHorizontal ? lpRect->right : lpRect->bottom))
{
if (bIsTaskbarHorizontal)
{
lpRect->left = res;
}
else
{
lpRect->top = res;
}
if (TaskbarCenter_ShouldLeftAlignWhenSpaceConstrained(dwSetting) || !bIsTaskbarHorizontal)
{
if (bIsTaskbarHorizontal)
{
lpRect->right = (TaskbarCenter_ShouldStartBeCentered(dwSetting) ? (rc.left - mi.rcMonitor.left) : 0) + 10 + lpRect->right;
}
else
{
lpRect->bottom = (TaskbarCenter_ShouldStartBeCentered(dwSetting) ? (rc.top - mi.rcMonitor.top) : 0) + 10 + lpRect->bottom;
}
}
}
if (TaskbarCenter_ShouldStartBeCentered(dwSetting) && hWndStart)
{
if (bIsTaskbarHorizontal)
{
SetWindowPos(hWndStart, NULL, (rc.left - mi.rcMonitor.left) + lpRect->left - (rcStart.right - rcStart.left), rcStart.top, 0, 0, SWP_NOSIZE | SWP_FRAMECHANGED | SWP_ASYNCWINDOWPOS);
}
else
{
SetWindowPos(hWndStart, NULL, rcStart.left, (rc.top - mi.rcMonitor.top) + lpRect->top - (rcStart.bottom - rcStart.top), 0, 0, SWP_NOSIZE | SWP_FRAMECHANGED | SWP_ASYNCWINDOWPOS);
}
if (!bIsPrimaryTaskbar) InvalidateRect(hWndStart, NULL, TRUE);
}
}
}
}
else
{
if (GetPropW(hWnd, EP_TASKBAR_LENGTH_PROP_NAME))
{
RemovePropW(hWnd, EP_TASKBAR_LENGTH_PROP_NAME);
}
}
if ((!TaskbarCenter_ShouldCenter(dwSetting) || !TaskbarCenter_ShouldStartBeCentered(dwSetting)) && hWndStart)
{
GetWindowRect(hWndStart, &rcStart);
if (rcStart.left != 0 || rcStart.top != 0)
{
SetWindowPos(hWndStart, NULL, 0, 0, 0, 0, SWP_NOSIZE | SWP_FRAMECHANGED | SWP_ASYNCWINDOWPOS);
if (!bIsPrimaryTaskbar) InvalidateRect(hWndStart, NULL, TRUE);
}
}
} }
if (bWasCalled) return bWasCalled;
return GetClientRect(hWnd, lpRect); return GetClientRect(hWnd, lpRect);
}
HRESULT TaskbarCenter_Initialize(HMODULE hExplorer)
{
if (!(hEvent = CreateEventW(NULL, TRUE, FALSE, TASKBAR_CHANGED_NOTIFICATION)))
{
return E_NOTIMPL;
}
if (FindWindowExW(NULL, NULL, L"Shell_TrayWnd", NULL))
{
return E_NOTIMPL;
}
// This is one of the methods called by explorer!CTaskListWnd::_RecomputeLayout
if (!VnPatchDelayIAT(hExplorer, "ext-ms-win-rtcore-ntuser-window-ext-l1-1-0.dll", "GetClientRect", GetClientRectHook))
{
return E_NOTIMPL;
}
return S_OK;
} }

5
ExplorerPatcher/TaskbarCenter.h
View File

@ -3,10 +3,9 @@
#include <initguid.h> #include <initguid.h>
#include <Windows.h> #include <Windows.h>
#include <oleacc.h> #include <oleacc.h>
#include <tchar.h>
#pragma comment(lib, "Oleacc.lib") #pragma comment(lib, "Oleacc.lib")
#include <valinet/hooking/iatpatch.h> #include <valinet/hooking/iatpatch.h>
#define TASKBAR_CHANGED_NOTIFICATION L"Global\\ExplorerPatcher_TaskbarChangedNotification_{B37553B7-425C-44F6-A04A-126849EE59CB}" BOOL TaskbarCenter_GetClientRectHook(HWND hWnd, LPRECT lpRect);
HRESULT TaskbarCenter_Initialize(HMODULE);
#endif #endif

88
ExplorerPatcher/dllmain.c
View File

@ -125,6 +125,8 @@ DWORD bWasPinnedItemsActAsQuickLaunch = FALSE;
DWORD bPinnedItemsActAsQuickLaunch = FALSE; DWORD bPinnedItemsActAsQuickLaunch = FALSE;
DWORD bWasRemoveExtraGapAroundPinnedItems = FALSE; DWORD bWasRemoveExtraGapAroundPinnedItems = FALSE;
DWORD bRemoveExtraGapAroundPinnedItems = FALSE; DWORD bRemoveExtraGapAroundPinnedItems = FALSE;
DWORD dwOldTaskbarAl = 0b110;
DWORD dwMMOldTaskbarAl = 0b110;
int Code = 0; int Code = 0;
HRESULT InjectStartFromExplorer(); HRESULT InjectStartFromExplorer();
void InvokeClockFlyout(); void InvokeClockFlyout();
@ -179,6 +181,7 @@ DWORD S_Icon_Dark_Widgets = 0;
#include "ImmersiveFlyouts.h" #include "ImmersiveFlyouts.h"
#include "updates.h" #include "updates.h"
DWORD dwUpdatePolicy = UPDATE_POLICY_DEFAULT; DWORD dwUpdatePolicy = UPDATE_POLICY_DEFAULT;
wchar_t* EP_TASKBAR_LENGTH_PROP_NAME = _T("ExplorerPatcher_") _T(EP_CLSID) _T("_Length");
HRESULT WINAPI _DllRegisterServer(); HRESULT WINAPI _DllRegisterServer();
HRESULT WINAPI _DllUnregisterServer(); HRESULT WINAPI _DllUnregisterServer();
@ -744,6 +747,19 @@ LRESULT CALLBACK EP_Service_Window_WndProc(
InvokeClockFlyout(); InvokeClockFlyout();
return 0; return 0;
} }
else if (uMsg == WM_TIMER && wParam == 1)
{
SendNotifyMessageW(HWND_BROADCAST, WM_WININICHANGE, 0, (LPARAM)L"ConvertibleSlateMode");
SetTimer(hWnd, 2, 1000, NULL);
KillTimer(hWnd, 1);
return 0;
}
else if (uMsg == WM_TIMER && wParam == 2)
{
SendNotifyMessageW(HWND_BROADCAST, WM_WININICHANGE, 0, (LPARAM)L"ConvertibleSlateMode");
KillTimer(hWnd, 2);
return 0;
}
return DefWindowProcW(hWnd, uMsg, wParam, lParam); return DefWindowProcW(hWnd, uMsg, wParam, lParam);
} }
@ -779,6 +795,10 @@ DWORD EP_ServiceWindowThread(DWORD unused)
RegisterHotKey(hWnd, 1, MOD_WIN | MOD_NOREPEAT, 'C'); RegisterHotKey(hWnd, 1, MOD_WIN | MOD_NOREPEAT, 'C');
} }
RegisterHotKey(hWnd, 2, MOD_WIN | MOD_ALT, 'D'); RegisterHotKey(hWnd, 2, MOD_WIN | MOD_ALT, 'D');
if (bOldTaskbar && (dwOldTaskbarAl || dwMMOldTaskbarAl))
{
SetTimer(hWnd, 1, 5000, NULL);
}
MSG msg; MSG msg;
BOOL bRet; BOOL bRet;
while ((bRet = GetMessageW(&msg, NULL, 0, 0)) != 0) while ((bRet = GetMessageW(&msg, NULL, 0, 0)) != 0)
@ -5274,11 +5294,12 @@ DWORD WindowSwitcher(DWORD unused)
#pragma region "Load Settings from registry" #pragma region "Load Settings from registry"
#define REFRESHUI_NONE 0b0000 #define REFRESHUI_NONE 0b00000
#define REFRESHUI_GLOM 0b0001 #define REFRESHUI_GLOM 0b00001
#define REFRESHUI_ORB 0b0010 #define REFRESHUI_ORB 0b00010
#define REFRESHUI_PEOPLE 0b0100 #define REFRESHUI_PEOPLE 0b00100
#define REFRESHUI_TASKBAR 0b1000 #define REFRESHUI_TASKBAR 0b01000
#define REFRESHUI_CENTER 0b10000
void WINAPI LoadSettings(LPARAM lParam) void WINAPI LoadSettings(LPARAM lParam)
{ {
BOOL bIsExplorer = LOWORD(lParam); BOOL bIsExplorer = LOWORD(lParam);
@ -5471,6 +5492,36 @@ void WINAPI LoadSettings(LPARAM lParam)
); );
} }
dwSize = sizeof(DWORD); dwSize = sizeof(DWORD);
dwTemp = 0;
RegQueryValueExW(
hKey,
TEXT("OldTaskbarAl"),
0,
NULL,
&dwTemp,
&dwSize
);
if (dwTemp != dwOldTaskbarAl)
{
dwOldTaskbarAl = dwTemp;
dwRefreshUIMask |= REFRESHUI_CENTER;
}
dwSize = sizeof(DWORD);
dwTemp = 0;
RegQueryValueExW(
hKey,
TEXT("MMOldTaskbarAl"),
0,
NULL,
&dwTemp,
&dwSize
);
if (dwTemp != dwMMOldTaskbarAl)
{
dwMMOldTaskbarAl = dwTemp;
dwRefreshUIMask |= REFRESHUI_CENTER;
}
dwSize = sizeof(DWORD);
RegQueryValueExW( RegQueryValueExW(
hKey, hKey,
TEXT("HideExplorerSearchBar"), TEXT("HideExplorerSearchBar"),
@ -6096,6 +6147,10 @@ void WINAPI LoadSettings(LPARAM lParam)
if (bOldTaskbar && (dwTemp != dwTaskbarGlomLevel)) if (bOldTaskbar && (dwTemp != dwTaskbarGlomLevel))
{ {
dwRefreshUIMask = REFRESHUI_GLOM; dwRefreshUIMask = REFRESHUI_GLOM;
if (dwOldTaskbarAl)
{
dwRefreshUIMask = REFRESHUI_CENTER;
}
} }
dwTaskbarGlomLevel = dwTemp; dwTaskbarGlomLevel = dwTemp;
dwTemp = MMTASKBARGLOMLEVEL_DEFAULT; dwTemp = MMTASKBARGLOMLEVEL_DEFAULT;
@ -6111,6 +6166,10 @@ void WINAPI LoadSettings(LPARAM lParam)
if (bOldTaskbar && (dwTemp != dwMMTaskbarGlomLevel)) if (bOldTaskbar && (dwTemp != dwMMTaskbarGlomLevel))
{ {
dwRefreshUIMask = REFRESHUI_GLOM; dwRefreshUIMask = REFRESHUI_GLOM;
if (dwMMOldTaskbarAl)
{
dwRefreshUIMask = REFRESHUI_CENTER;
}
} }
dwMMTaskbarGlomLevel = dwTemp; dwMMTaskbarGlomLevel = dwTemp;
RegCloseKey(hKey); RegCloseKey(hKey);
@ -6341,6 +6400,15 @@ void WINAPI LoadSettings(LPARAM lParam)
RegSetKeyValueW(HKEY_CURRENT_USER, IsWindows11() ? TEXT(REGPATH) : L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Advanced", L"TaskbarGlomLevel", REG_DWORD, &dwGlomLevel, sizeof(DWORD)); RegSetKeyValueW(HKEY_CURRENT_USER, IsWindows11() ? TEXT(REGPATH) : L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Advanced", L"TaskbarGlomLevel", REG_DWORD, &dwGlomLevel, sizeof(DWORD));
Explorer_RefreshUI(0);*/ Explorer_RefreshUI(0);*/
} }
if (dwRefreshUIMask & REFRESHUI_CENTER)
{
#ifdef _WIN64
//SendNotifyMessageW(HWND_BROADCAST, WM_WININICHANGE, 0, (LPARAM)L"ConvertibleSlateMode");
ToggleTaskbarAutohide();
Sleep(1000);
ToggleTaskbarAutohide();
#endif
}
} }
} }
@ -8938,15 +9006,15 @@ DWORD Inject(BOOL bIsExplorer)
// This notifies applications when the taskbar has recomputed its layout
/*if (SUCCEEDED(TaskbarCenter_Initialize(hExplorer))) if (VnPatchDelayIAT(hExplorer, "ext-ms-win-rtcore-ntuser-window-ext-l1-1-0.dll", "GetClientRect", TaskbarCenter_GetClientRectHook))
{ {
printf("Initialized taskbar update notification.\n"); printf("Initialized taskbar centering module.\n");
} }
else else
{ {
printf("Failed to register taskbar update notification.\n"); printf("Failed to initialize taskbar centering module.\n");
}*/ }

18
ExplorerPatcher/settings.reg
View File

@ -47,12 +47,26 @@
[HKEY_CURRENT_USER\Software\ExplorerPatcher] [HKEY_CURRENT_USER\Software\ExplorerPatcher]
;b Automatically hide the taskbar ;b Automatically hide the taskbar
;"Virtualized_{D17F1E1A-5919-4427-8F89-A1A8503CA3EB}_AutoHideTaskbar"=dword:00000000 ;"Virtualized_{D17F1E1A-5919-4427-8F89-A1A8503CA3EB}_AutoHideTaskbar"=dword:00000000
;t The following settings only apply to the Windows 10 taskbar: ;t The following settings only apply to the Windows 10 taskbar:
[HKEY_CURRENT_USER\Software\ExplorerPatcher] [HKEY_CURRENT_USER\Software\ExplorerPatcher]
;c 2 Start button style ;c 2 Start button style
;x 0 Windows 10 (default) ;x 0 Windows 10 (default)
;x 1 Windows 11 ;x 1 Windows 11
"OrbStyle"=dword:00000000 "OrbStyle"=dword:00000000
;c 5 Primary taskbar alignment
;x 0 At screen edge (default)
;x 1 Centered
;x 5 Centered, at screen edge when full
;x 3 Centered with Start button
;x 7 Centered with Start button, at screen edge when full
"OldTaskbarAl"=dword:00000000
;c 5 Secondary taskbar(s) alignment
;x 0 At screen edge (default)
;x 1 Centered
;x 5 Centered, at screen edge when full
;x 3 Centered with Start button
;x 7 Centered with Start button, at screen edge when full
"MMOldTaskbarAl"=dword:00000000
;c 3 Combine taskbar icons on primary taskbar ;c 3 Combine taskbar icons on primary taskbar
;x 0 Always combine ;x 0 Always combine
;x 1 Combine when taskbar is full ;x 1 Combine when taskbar is full
@ -223,7 +237,7 @@
"MakeAllAppsDefault"=dword:00000000 "MakeAllAppsDefault"=dword:00000000
[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced] [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced]
;c 2 Position on screen ;c 2 Position on screen
;x 0 Left ;x 0 At screen edge
;x 1 Center (default) ;x 1 Center (default)
"TaskbarAl"=dword:00000001 "TaskbarAl"=dword:00000001
;t The following settings only apply to the Windows 10 Start menu: ;t The following settings only apply to the Windows 10 Start menu: