01/01: [EXPLORER] CTrayNotifyWnd: Simplify how it interacts with its parent and children. Clean up.

[Giannis Adamopoulos]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=7f35908ad27b76a7e1d96…

commit 7f35908ad27b76a7e1d9653fb7fe55abaf7f5c83
Author:     Giannis Adamopoulos <gadamopoulos(a)reactos.org>
AuthorDate: Sat Jan 27 01:27:24 2018 +0200
Commit:     Giannis Adamopoulos <gadamopoulos(a)reactos.org>
CommitDate: Sat Jan 27 19:41:09 2018 +0200

    [EXPLORER] CTrayNotifyWnd: Simplify how it interacts with its parent and children.
Clean up.
---
 base/shell/explorer/precomp.h     |  26 +-----
 base/shell/explorer/syspager.cpp  | 143 ++++++++++++++++----------------
 base/shell/explorer/syspager.h    |  18 ++--
 base/shell/explorer/trayclock.cpp |  68 +++++++++------
 base/shell/explorer/trayclock.h   |  10 +--
 base/shell/explorer/trayntfy.cpp  | 169 +++++++-------------------------------
 base/shell/explorer/traywnd.cpp   |  25 ++----
 7 files changed, 167 insertions(+), 292 deletions(-)

diff --git a/base/shell/explorer/precomp.h b/base/shell/explorer/precomp.h
index 1aacb42ce3..2473096233 100644
--- a/base/shell/explorer/precomp.h
+++ b/base/shell/explorer/precomp.h
@@ -337,8 +337,6 @@ CreateStartMenuSite(IN OUT ITrayWindow *Tray, const IID & riid,
PVOID * ppv);
 
 /* TrayNotifyWnd */
 #define TNWM_GETMINIMUMSIZE (WM_USER + 0x100)
-#define TNWM_UPDATETIME     (WM_USER + 0x101)
-#define TNWM_SHOWCLOCK      (WM_USER + 0x102)
 #define TNWM_SHOWTRAY       (WM_USER + 0x103)
 #define TNWM_CHANGETRAYPOS  (WM_USER + 0x104)
 
@@ -346,20 +344,7 @@ CreateStartMenuSite(IN OUT ITrayWindow *Tray, const IID & riid,
PVOID * ppv);
 
 class CTrayNotifyWnd;
 
-BOOL
-RegisterTrayNotifyWndClass(VOID);
-
-VOID
-UnregisterTrayNotifyWndClass(VOID);
-
-HWND
-CreateTrayNotifyWnd(IN OUT ITrayWindow *TrayWindow, CTrayNotifyWnd** ppTrayNotify);
-
-BOOL
-TrayNotify_NotifyIconCmd(CTrayNotifyWnd* pTrayNotify, IN WPARAM wParam, IN LPARAM
lParam);
-
-BOOL
-TrayNotify_GetClockRect(CTrayNotifyWnd* pTrayNotify, OUT PRECT rcClock);
+HWND CreateTrayNotifyWnd(IN HWND hwndParent, CTrayNotifyWnd** ppinstance);
 
 /*
  * taskswnd.c
@@ -368,15 +353,8 @@ TrayNotify_GetClockRect(CTrayNotifyWnd* pTrayNotify, OUT PRECT
rcClock);
 #define TSWM_ENABLEGROUPING     (WM_USER + 1)
 #define TSWM_UPDATETASKBARPOS   (WM_USER + 2)
 
-BOOL
-RegisterTaskSwitchWndClass(VOID);
-
-VOID
-UnregisterTaskSwitchWndClass(VOID);
-
 HWND
-CreateTaskSwitchWnd(IN HWND hWndParent,
-IN OUT ITrayWindow *Tray);
+CreateTaskSwitchWnd(IN HWND hWndParent, IN OUT ITrayWindow *Tray);
 
 HRESULT
 Tray_OnStartMenuDismissed(ITrayWindow* Tray);
diff --git a/base/shell/explorer/syspager.cpp b/base/shell/explorer/syspager.cpp
index 7a55360853..c404d3a57f 100644
--- a/base/shell/explorer/syspager.cpp
+++ b/base/shell/explorer/syspager.cpp
@@ -93,7 +93,7 @@ void CIconWatcher::Uninitialize()
     LeaveCriticalSection(&m_ListLock);
 }
 
-bool CIconWatcher::AddIconToWatcher(_In_ NOTIFYICONDATA *iconData)
+bool CIconWatcher::AddIconToWatcher(_In_ CONST NOTIFYICONDATA *iconData)
 {
     DWORD ProcessId;
     (void)GetWindowThreadProcessId(iconData->hWnd, &ProcessId);
@@ -132,7 +132,7 @@ bool CIconWatcher::AddIconToWatcher(_In_ NOTIFYICONDATA *iconData)
     return Added;
 }
 
-bool CIconWatcher::RemoveIconFromWatcher(_In_ NOTIFYICONDATA *iconData)
+bool CIconWatcher::RemoveIconFromWatcher(_In_ CONST NOTIFYICONDATA *iconData)
 {
     EnterCriticalSection(&m_ListLock);
         
@@ -146,7 +146,7 @@ bool CIconWatcher::RemoveIconFromWatcher(_In_ NOTIFYICONDATA
*iconData)
     return true;
 }
 
-IconWatcherData* CIconWatcher::GetListEntry(_In_opt_ NOTIFYICONDATA *iconData, _In_opt_
HANDLE hProcess, _In_ bool Remove)
+IconWatcherData* CIconWatcher::GetListEntry(_In_opt_ CONST NOTIFYICONDATA *iconData,
_In_opt_ HANDLE hProcess, _In_ bool Remove)
 {
     IconWatcherData *Entry = NULL;
     POSITION NextPosition = m_WatcherList.GetHeadPosition();
@@ -236,9 +236,7 @@ UINT WINAPI CIconWatcher::WatcherThread(_In_opt_ LPVOID lpParam)
             data.lpData = pnotify_data;
 
             BOOL Success = FALSE;
-            HWND parentHWND = ::GetParent(GetParent(This->m_hwndSysTray));
-            if (parentHWND)
-                Success = ::SendMessage(parentHWND, WM_COPYDATA,
(WPARAM)&Icon->IconData, (LPARAM)&data);
+            ::SendMessage(This->m_hwndSysTray, WM_COPYDATA,
(WPARAM)&Icon->IconData, (LPARAM)&data);
 
             delete pnotify_data;
 
@@ -477,7 +475,7 @@ int CNotifyToolbar::FindExistingSharedIcon(HICON handle)
     return -1;
 }
 
-BOOL CNotifyToolbar::AddButton(IN CONST NOTIFYICONDATA *iconData)
+BOOL CNotifyToolbar::AddButton(_In_ CONST NOTIFYICONDATA *iconData)
 {
     TBBUTTON tbBtn;
     InternalIconData * notifyItem;
@@ -575,7 +573,7 @@ BOOL CNotifyToolbar::AddButton(IN CONST NOTIFYICONDATA *iconData)
     return TRUE;
 }
 
-BOOL CNotifyToolbar::SwitchVersion(IN CONST NOTIFYICONDATA *iconData)
+BOOL CNotifyToolbar::SwitchVersion(_In_ CONST NOTIFYICONDATA *iconData)
 {
     InternalIconData * notifyItem;
     int index = FindItem(iconData->hWnd, iconData->uID, &notifyItem);
@@ -598,7 +596,7 @@ BOOL CNotifyToolbar::SwitchVersion(IN CONST NOTIFYICONDATA *iconData)
     return TRUE;
 }
 
-BOOL CNotifyToolbar::UpdateButton(IN CONST NOTIFYICONDATA *iconData)
+BOOL CNotifyToolbar::UpdateButton(_In_ CONST NOTIFYICONDATA *iconData)
 {
     InternalIconData * notifyItem;
     TBBUTTONINFO tbbi = { 0 };
@@ -703,7 +701,7 @@ BOOL CNotifyToolbar::UpdateButton(IN CONST NOTIFYICONDATA *iconData)
     return TRUE;
 }
 
-BOOL CNotifyToolbar::RemoveButton(IN CONST NOTIFYICONDATA *iconData)
+BOOL CNotifyToolbar::RemoveButton(_In_ CONST NOTIFYICONDATA *iconData)
 {
     InternalIconData * notifyItem;
 
@@ -819,8 +817,9 @@ VOID CNotifyToolbar::SendMouseEvent(IN WORD wIndex, IN UINT uMsg, IN
WPARAM wPar
 
         RemoveButton(notifyItem);
 
-        HWND parentHWND = ::GetParent(::GetParent(GetParent()));
-        ::SendMessage(parentHWND, WM_SIZE, 0, 0);
+        /* Ask the parent to resize */
+        NMHDR nmh = {GetParent(), 0, NTNWM_REALIGN};
+        GetParent().SendMessage(WM_NOTIFY, 0, (LPARAM) &nmh);
 
         return;
     }
@@ -975,16 +974,6 @@ const WCHAR szSysPagerWndClass[] = L"SysPager";
 CSysPagerWnd::CSysPagerWnd() {}
 CSysPagerWnd::~CSysPagerWnd() {}
 
-LRESULT CSysPagerWnd::DrawBackground(HDC hdc)
-{
-    RECT rect;
-
-    GetClientRect(&rect);
-    DrawThemeParentBackground(m_hWnd, hdc, &rect);
-
-    return TRUE;
-}
-
 LRESULT CSysPagerWnd::OnEraseBackground(UINT uMsg, WPARAM wParam, LPARAM lParam,
BOOL& bHandled)
 {
     HDC hdc = (HDC) wParam;
@@ -995,7 +984,11 @@ LRESULT CSysPagerWnd::OnEraseBackground(UINT uMsg, WPARAM wParam,
LPARAM lParam,
         return 0;
     }
 
-    return DrawBackground(hdc);
+    RECT rect;
+    GetClientRect(&rect);
+    DrawThemeParentBackground(m_hWnd, hdc, &rect);
+
+    return TRUE;
 }
 
 LRESULT CSysPagerWnd::OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
@@ -1038,60 +1031,50 @@ LRESULT CSysPagerWnd::OnDestroy(UINT uMsg, WPARAM wParam, LPARAM
lParam, BOOL& b
     return TRUE;
 }
 
-BOOL CSysPagerWnd::NotifyIconCmd(WPARAM wParam, LPARAM lParam)
+BOOL CSysPagerWnd::NotifyIcon(DWORD notify_code, _In_ CONST NOTIFYICONDATA *iconData)
 {
-    PCOPYDATASTRUCT cpData = (PCOPYDATASTRUCT) lParam;
-    if (cpData->dwData == 1)
-    {
-        SYS_PAGER_COPY_DATA * data;
-        NOTIFYICONDATA *iconData;
-        BOOL ret = FALSE;
-
-        int VisibleButtonCount = Toolbar.GetVisibleButtonCount();
+    BOOL ret = FALSE;
 
-        data = (PSYS_PAGER_COPY_DATA) cpData->lpData;
-        iconData = &data->nicon_data;
+    int VisibleButtonCount = Toolbar.GetVisibleButtonCount();
 
-        TRACE("NotifyIconCmd received. Code=%d\n", data->notify_code);
-        switch (data->notify_code)
+    TRACE("NotifyIcon received. Code=%d\n", notify_code);
+    switch (notify_code)
+    {
+    case NIM_ADD:
+        ret = Toolbar.AddButton(iconData);
+        if (ret == TRUE)
         {
-        case NIM_ADD:
-            ret = Toolbar.AddButton(iconData);
-            if (ret == TRUE)
-            {
-                (void)AddIconToWatcher(iconData);
-            }
-            break;
-        case NIM_MODIFY:
-            ret = Toolbar.UpdateButton(iconData);
-            break;
-        case NIM_DELETE:
-            ret = Toolbar.RemoveButton(iconData);
-            if (ret == TRUE)
-            {
-                (void)RemoveIconFromWatcher(iconData);
-            }
-            break;
-        case NIM_SETFOCUS:
-            Toolbar.SetFocus();
-            ret = TRUE;
-        case NIM_SETVERSION:
-            ret = Toolbar.SwitchVersion(iconData);
-        default:
-            TRACE("NotifyIconCmd received with unknown code %d.\n",
data->notify_code);
-            return FALSE;
+            (void)AddIconToWatcher(iconData);
         }
-
-        if (VisibleButtonCount != Toolbar.GetVisibleButtonCount())
+        break;
+    case NIM_MODIFY:
+        ret = Toolbar.UpdateButton(iconData);
+        break;
+    case NIM_DELETE:
+        ret = Toolbar.RemoveButton(iconData);
+        if (ret == TRUE)
         {
-            HWND parentHWND = ::GetParent(GetParent());
-            ::SendMessage(parentHWND, WM_SIZE, 0, 0);
+            (void)RemoveIconFromWatcher(iconData);
         }
+        break;
+    case NIM_SETFOCUS:
+        Toolbar.SetFocus();
+        ret = TRUE;
+    case NIM_SETVERSION:
+        ret = Toolbar.SwitchVersion(iconData);
+    default:
+        TRACE("NotifyIcon received with unknown code %d.\n", notify_code);
+        return FALSE;
+    }
 
-        return ret;
+    if (VisibleButtonCount != Toolbar.GetVisibleButtonCount())
+    {
+        /* Ask the parent to resize */
+        NMHDR nmh = {GetParent(), 0, NTNWM_REALIGN};
+        GetParent().SendMessage(WM_NOTIFY, 0, (LPARAM) &nmh);
     }
 
-    return TRUE;
+    return ret;
 }
 
 void CSysPagerWnd::GetSize(IN BOOL IsHorizontal, IN PSIZE size)
@@ -1200,20 +1183,34 @@ LRESULT CSysPagerWnd::OnTimer(UINT uMsg, WPARAM wParam, LPARAM
lParam, BOOL& bHa
     return 0;
 }
 
-void CSysPagerWnd::ResizeImagelist()
+LRESULT CSysPagerWnd::OnCopyData(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
 {
-    Toolbar.ResizeImagelist();
+    PCOPYDATASTRUCT cpData = (PCOPYDATASTRUCT)lParam;
+    if (cpData->dwData == 1)
+    {
+        PSYS_PAGER_COPY_DATA pData = (PSYS_PAGER_COPY_DATA)cpData->lpData;
+        return NotifyIcon(pData->notify_code, &pData->nicon_data);
+    }
+
+    return FALSE;
+}
+
+LRESULT CSysPagerWnd::OnSettingChanged(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
+{
+    if (wParam == SPI_SETNONCLIENTMETRICS)
+    {
+        Toolbar.ResizeImagelist();
+    }
+    return 0;
 }
 
-HWND CSysPagerWnd::_Init(IN HWND hWndParent, IN BOOL bVisible)
+HWND CSysPagerWnd::_Init(IN HWND hWndParent)
 {
     DWORD dwStyle;
 
     /* Create the window. The tray window is going to move it to the correct
         position and resize it as needed. */
-    dwStyle = WS_CHILD | WS_CLIPSIBLINGS;
-    if (bVisible)
-        dwStyle |= WS_VISIBLE;
+    dwStyle = WS_CHILD | WS_CLIPSIBLINGS | WS_VISIBLE;
 
     Create(hWndParent, 0, NULL, dwStyle);
 
diff --git a/base/shell/explorer/syspager.h b/base/shell/explorer/syspager.h
index 381c143a32..1df0798ebd 100644
--- a/base/shell/explorer/syspager.h
+++ b/base/shell/explorer/syspager.h
@@ -12,7 +12,7 @@ struct IconWatcherData
     DWORD ProcessId;
     NOTIFYICONDATA IconData;
 
-    IconWatcherData(NOTIFYICONDATA *iconData) :
+    IconWatcherData(CONST NOTIFYICONDATA *iconData) :
         hProcess(NULL), ProcessId(0)
     {
         IconData.cbSize = sizeof(NOTIFYICONDATA);
@@ -47,10 +47,10 @@ public:
     bool Initialize(_In_ HWND hWndParent);
     void Uninitialize();
 
-    bool AddIconToWatcher(_In_ NOTIFYICONDATA *iconData);
-    bool RemoveIconFromWatcher(_In_ NOTIFYICONDATA *iconData);
+    bool AddIconToWatcher(_In_ CONST NOTIFYICONDATA *iconData);
+    bool RemoveIconFromWatcher(_In_ CONST NOTIFYICONDATA *iconData);
 
-    IconWatcherData* GetListEntry(_In_opt_ NOTIFYICONDATA *iconData, _In_opt_ HANDLE
hProcess, _In_ bool Remove);
+    IconWatcherData* GetListEntry(_In_opt_ CONST NOTIFYICONDATA *iconData, _In_opt_
HANDLE hProcess, _In_ bool Remove);
 
 private:
 
@@ -179,11 +179,13 @@ public:
     LRESULT OnCtxMenu(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
     LRESULT OnBalloonPop(UINT uCode, LPNMHDR hdr, BOOL& bHandled);
     LRESULT OnTimer(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
+    LRESULT OnCopyData(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
+    LRESULT OnSettingChanged(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled);
 
 public:
-    BOOL NotifyIconCmd(WPARAM wParam, LPARAM lParam);
+
+    BOOL NotifyIcon(DWORD notify_code, _In_ CONST NOTIFYICONDATA *iconData);
     void GetSize(IN BOOL IsHorizontal, IN PSIZE size);
-    void ResizeImagelist();
 
     DECLARE_WND_CLASS_EX(szSysPagerWndClass, CS_DBLCLKS, COLOR_3DFACE)
 
@@ -194,10 +196,12 @@ public:
         MESSAGE_HANDLER(WM_SIZE, OnSize)
         MESSAGE_HANDLER(WM_CONTEXTMENU, OnCtxMenu)
         MESSAGE_HANDLER(WM_TIMER, OnTimer)
+        MESSAGE_HANDLER(WM_COPYDATA, OnCopyData)
+        MESSAGE_HANDLER(WM_SETTINGCHANGE, OnSettingChanged)
         NOTIFY_CODE_HANDLER(TTN_POP, OnBalloonPop)
         NOTIFY_CODE_HANDLER(TBN_GETINFOTIPW, OnGetInfoTip)
         NOTIFY_CODE_HANDLER(NM_CUSTOMDRAW, OnCustomDraw)
     END_MSG_MAP()
 
-    HWND _Init(IN HWND hWndParent, IN BOOL bVisible);
+    HWND _Init(IN HWND hWndParent);
 };
diff --git a/base/shell/explorer/trayclock.cpp b/base/shell/explorer/trayclock.cpp
index 125fc73b7d..1042214731 100644
--- a/base/shell/explorer/trayclock.cpp
+++ b/base/shell/explorer/trayclock.cpp
@@ -34,7 +34,6 @@ const WCHAR szTrayClockWndClass[] = L"TrayClockWClass";
 #define TRAY_CLOCK_WND_SPACING_Y    0
 
 CTrayClockWnd::CTrayClockWnd() :
-        hWndNotify(NULL),
         hFont(NULL),
         dwFlags(0),
         LineSpacing(0),
@@ -265,20 +264,12 @@ VOID CTrayClockWnd::UpdateWnd()
     {
         InvalidateRect(NULL, TRUE);
 
-        if (hWndNotify != NULL &&
-            (szPrevCurrent.cx != CurrentSize.cx ||
-            szPrevCurrent.cy != CurrentSize.cy))
+        if (szPrevCurrent.cx != CurrentSize.cx ||
+            szPrevCurrent.cy != CurrentSize.cy)
         {
-            NMHDR nmh;
-
-            nmh.hwndFrom = m_hWnd;
-            nmh.idFrom = GetWindowLongPtr(GWLP_ID);
-            nmh.code = NTNWM_REALIGN;
-
-            ::SendMessage(hWndNotify,
-                WM_NOTIFY,
-                (WPARAM) nmh.idFrom,
-                (LPARAM) &nmh);
+            /* Ask the parent to resize */
+            NMHDR nmh = {GetParent(), 0, NTNWM_REALIGN};
+            GetParent().SendMessage(WM_NOTIFY, 0, (LPARAM) &nmh);
         }
     }
 }
@@ -518,11 +509,6 @@ LRESULT CTrayClockWnd::OnGetMinimumSize(UINT uMsg, WPARAM wParam,
LPARAM lParam,
     return (LRESULT) GetMinimumSize((BOOL) wParam, (PSIZE) lParam) != 0;
 }
 
-LRESULT CTrayClockWnd::OnUpdateTime(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
-{
-    return (LRESULT) ResetTime();
-}
-
 LRESULT CTrayClockWnd::OnNcHitTest(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
 {
     return HTTRANSPARENT;
@@ -554,16 +540,52 @@ LRESULT CTrayClockWnd::OnSize(UINT uMsg, WPARAM wParam, LPARAM
lParam, BOOL& bHa
     return TRUE;
 }
 
-HWND CTrayClockWnd::_Init(IN HWND hWndParent, IN BOOL bVisible)
+LRESULT CTrayClockWnd::OnTaskbarSettingsChanged(UINT uMsg, WPARAM wParam, LPARAM lParam,
BOOL& bHandled)
 {
-    IsHorizontal = TRUE;
+    TaskbarSettings* newSettings = (TaskbarSettings*)lParam;
+    if (newSettings->bShowSeconds != g_TaskbarSettings.bShowSeconds)
+    {
+        g_TaskbarSettings.bShowSeconds = newSettings->bShowSeconds;
+        /* TODO: Toggle showing seconds */
+    }
+
+    if (newSettings->sr.HideClock != g_TaskbarSettings.sr.HideClock)
+    {
+        g_TaskbarSettings.sr.HideClock = newSettings->sr.HideClock;
+        /* TODO: Toggle hiding the clock */
+    }
+
+    return 0;
+}
 
-    hWndNotify = hWndParent;
+LRESULT CTrayClockWnd::OnNcLButtonDblClick(UINT uMsg, WPARAM wParam, LPARAM lParam,
BOOL& bHandled)
+{
+    if (IsWindowVisible())
+    {
+        RECT rcClock;
+        if (GetWindowRect(&rcClock))
+        {
+            POINT ptClick;
+            ptClick.x = MAKEPOINTS(lParam).x;
+            ptClick.y = MAKEPOINTS(lParam).y;
+            if (PtInRect(&rcClock, ptClick))
+            {
+                //FIXME: use SHRunControlPanel
+                ShellExecuteW(m_hWnd, NULL, L"timedate.cpl", NULL, NULL,
SW_NORMAL);
+            }
+        }
+    }
+    return TRUE;
+}
+
+HWND CTrayClockWnd::_Init(IN HWND hWndParent)
+{
+    IsHorizontal = TRUE;
 
     /* Create the window. The tray window is going to move it to the correct
         position and resize it as needed. */
     DWORD dwStyle = WS_CHILD | WS_CLIPSIBLINGS;
-    if (bVisible)
+    if (!g_TaskbarSettings.sr.HideClock)
         dwStyle |= WS_VISIBLE;
 
     Create(hWndParent, 0, NULL, dwStyle);
diff --git a/base/shell/explorer/trayclock.h b/base/shell/explorer/trayclock.h
index 23911dfae9..4c152098cd 100644
--- a/base/shell/explorer/trayclock.h
+++ b/base/shell/explorer/trayclock.h
@@ -68,8 +68,8 @@ private:
     LRESULT OnSetFont(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
     LRESULT OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
     LRESULT OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
-public:
-    LRESULT OnUpdateTime(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
+    LRESULT OnTaskbarSettingsChanged(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled);
+    LRESULT OnNcLButtonDblClick(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled);
 
 public:
     DECLARE_WND_CLASS_EX(szTrayClockWndClass, CS_DBLCLKS, COLOR_3DFACE)
@@ -86,9 +86,9 @@ public:
         MESSAGE_HANDLER(WM_NCHITTEST, OnNcHitTest)
         MESSAGE_HANDLER(WM_SETFONT, OnSetFont)
         MESSAGE_HANDLER(TCWM_GETMINIMUMSIZE, OnGetMinimumSize)
-        MESSAGE_HANDLER(TCWM_UPDATETIME, OnUpdateTime)
-
+        MESSAGE_HANDLER(TWM_SETTINGSCHANGED, OnTaskbarSettingsChanged)
+        MESSAGE_HANDLER(WM_NCLBUTTONDBLCLK, OnNcLButtonDblClick)
     END_MSG_MAP()
 
-    HWND _Init(IN HWND hWndParent, IN BOOL bVisible);
+    HWND _Init(IN HWND hWndParent);
 };
\ No newline at end of file
diff --git a/base/shell/explorer/trayntfy.cpp b/base/shell/explorer/trayntfy.cpp
index 9a0294e500..4004184a94 100644
--- a/base/shell/explorer/trayntfy.cpp
+++ b/base/shell/explorer/trayntfy.cpp
@@ -34,13 +34,9 @@ class CTrayNotifyWnd :
     public CComObjectRootEx<CComMultiThreadModelNoCS>,
     public CWindowImpl < CTrayNotifyWnd, CWindow, CControlWinTraits >
 {
-    HWND hWndNotify;
-
     CSysPagerWnd * m_pager;
     CTrayClockWnd * m_clock;
 
-    CComPtr<ITrayWindow> TrayWindow;
-
     HTHEME TrayTheme;
     SIZE szTrayClockMin;
     SIZE szTrayNotify;
@@ -49,7 +45,6 @@ class CTrayNotifyWnd :
 
 public:
     CTrayNotifyWnd() :
-        hWndNotify(NULL),
         m_pager(NULL),
         m_clock(NULL),
         TrayTheme(NULL),
@@ -104,10 +99,10 @@ public:
     LRESULT OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
     {
         m_clock = new CTrayClockWnd();
-        m_clock->_Init(m_hWnd, !g_TaskbarSettings.sr.HideClock);
+        m_clock->_Init(m_hWnd);
 
         m_pager = new CSysPagerWnd();
-        m_pager->_Init(m_hWnd, !g_TaskbarSettings.sr.HideClock);
+        m_pager->_Init(m_hWnd);
 
         return TRUE;
     }
@@ -231,26 +226,6 @@ public:
         }
     }
 
-    LRESULT DrawBackground(HDC hdc)
-    {
-        HRESULT res;
-        RECT rect;
-
-        GetClientRect(&rect);
-
-        if (TrayTheme)
-        {
-            if (IsThemeBackgroundPartiallyTransparent(TrayTheme, TNP_BACKGROUND, 0))
-            {
-                DrawThemeParentBackground(m_hWnd, hdc, &rect);
-            }
-
-            res = DrawThemeBackground(TrayTheme, hdc, TNP_BACKGROUND, 0, &rect, 0);
-        }
-
-        return res;
-    }
-
     LRESULT OnEraseBackground(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
     {
         HDC hdc = (HDC) wParam;
@@ -261,27 +236,16 @@ public:
             return 0;
         }
 
-        return DrawBackground(hdc);
-    }
+        RECT rect;
+        GetClientRect(&rect);
+        if (IsThemeBackgroundPartiallyTransparent(TrayTheme, TNP_BACKGROUND, 0))
+            DrawThemeParentBackground(m_hWnd, hdc, &rect);
 
-    BOOL NotifyIconCmd(WPARAM wParam, LPARAM lParam)
-    {
-        if (m_pager)
-        {
-            return m_pager->NotifyIconCmd(wParam, lParam);
-        }
+        DrawThemeBackground(TrayTheme, hdc, TNP_BACKGROUND, 0, &rect, 0);
 
         return TRUE;
     }
 
-    BOOL GetClockRect(OUT PRECT rcClock)
-    {
-        if (!m_clock->IsWindowVisible())
-            return FALSE;
-
-        return m_clock->GetWindowRect(rcClock);
-    }
-
     LRESULT OnGetMinimumSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
     {
         BOOL Horizontal = (BOOL) wParam;
@@ -298,16 +262,6 @@ public:
         return (LRESULT) GetMinimumSize((PSIZE) lParam);
     }
 
-    LRESULT OnUpdateTime(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
-    {
-        if (m_clock != NULL)
-        {
-            /* Forward the message to the tray clock window procedure */
-            return m_clock->OnUpdateTime(uMsg, wParam, lParam, bHandled);
-        }
-        return FALSE;
-    }
-
     LRESULT OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
     {
         SIZE szClient;
@@ -325,74 +279,30 @@ public:
         return HTTRANSPARENT;
     }
 
-    LRESULT OnShowClock(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
-    {
-        BOOL PrevHidden = g_TaskbarSettings.sr.HideClock;
-        g_TaskbarSettings.sr.HideClock = (wParam == 0);
-
-        if (m_clock != NULL && PrevHidden != g_TaskbarSettings.sr.HideClock)
-        {
-            m_clock->ShowWindow(g_TaskbarSettings.sr.HideClock ? SW_HIDE : SW_SHOW);
-        }
-
-        return (LRESULT) (!PrevHidden);
-    }
-
-    LRESULT OnTaskbarSettingsChanged(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
+    LRESULT OnCtxMenu(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
     {
-        TaskbarSettings* newSettings = (TaskbarSettings*)lParam;
-        if (newSettings->bShowSeconds != g_TaskbarSettings.bShowSeconds)
-        {
-            g_TaskbarSettings.bShowSeconds = newSettings->bShowSeconds;
-            /* TODO: Toggle showing seconds */
-        }
-
-        if (newSettings->sr.HideClock != g_TaskbarSettings.sr.HideClock)
-        {
-            g_TaskbarSettings.sr.HideClock = newSettings->sr.HideClock;
-            /* TODO: Toggle hiding the clock */
-        }
-
+        bHandled = TRUE;
         return 0;
     }
 
-    LRESULT OnNotify(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
-    {
-        const NMHDR *nmh = (const NMHDR *) lParam;
-
-        if (nmh->hwndFrom == m_clock->m_hWnd)
-        {
-            /* Pass down notifications */
-            return m_clock->SendMessage(WM_NOTIFY, wParam, lParam);
-        }
-
-        return FALSE;
-    }
-
-    LRESULT OnSetFont(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
+    LRESULT OnClockMessage(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
     {
         if (m_clock != NULL)
-        {
-            m_clock->SendMessageW(WM_SETFONT, wParam, lParam);
-        }
-
-        bHandled = FALSE;
-        return FALSE;
+            return m_clock->SendMessageW(uMsg, wParam, lParam);
+        return TRUE;
     }
 
-    LRESULT OnCtxMenu(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
+    LRESULT OnPagerMessage(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
     {
-        bHandled = TRUE;
-        return 0;
+        if (m_pager)
+            return m_pager->SendMessage(uMsg, wParam, lParam);
+        return TRUE;
     }
 
-    LRESULT OnSettingChanged(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
+    LRESULT OnRealign(INT uCode, LPNMHDR hdr, BOOL& bHandled)
     {
-        if (wParam == SPI_SETNONCLIENTMETRICS)
-        {
-            m_pager->ResizeImagelist();
-        }
-        return 0;
+        hdr->hwndFrom = m_hWnd;
+        return GetParent().SendMessage(WM_NOTIFY, 0, (LPARAM)hdr);
     }
 
     DECLARE_WND_CLASS_EX(szTrayNotifyWndClass, CS_DBLCLKS, COLOR_3DFACE)
@@ -401,51 +311,30 @@ public:
         MESSAGE_HANDLER(WM_CREATE, OnCreate)
         MESSAGE_HANDLER(WM_THEMECHANGED, OnThemeChanged)
         MESSAGE_HANDLER(WM_ERASEBKGND, OnEraseBackground)
-        MESSAGE_HANDLER(WM_SETTINGCHANGE, OnSettingChanged)
         MESSAGE_HANDLER(WM_SIZE, OnSize)
         MESSAGE_HANDLER(WM_NCHITTEST, OnNcHitTest)
-        MESSAGE_HANDLER(WM_NOTIFY, OnNotify)
-        MESSAGE_HANDLER(WM_SETFONT, OnSetFont)
         MESSAGE_HANDLER(WM_CONTEXTMENU, OnCtxMenu) // FIXME: This handler is not
necessary in Windows
+        MESSAGE_HANDLER(WM_NCLBUTTONDBLCLK, OnClockMessage)
+        MESSAGE_HANDLER(TWM_SETTINGSCHANGED, OnClockMessage)
+        MESSAGE_HANDLER(WM_SETFONT, OnClockMessage)
+        MESSAGE_HANDLER(WM_SETTINGCHANGE, OnPagerMessage)
+        MESSAGE_HANDLER(WM_COPYDATA, OnPagerMessage)
+        NOTIFY_CODE_HANDLER(NTNWM_REALIGN, OnRealign)
         MESSAGE_HANDLER(TNWM_GETMINIMUMSIZE, OnGetMinimumSize)
-        MESSAGE_HANDLER(TNWM_UPDATETIME, OnUpdateTime)
-        MESSAGE_HANDLER(TNWM_SHOWCLOCK, OnShowClock)
-        MESSAGE_HANDLER(TWM_SETTINGSCHANGED, OnTaskbarSettingsChanged)
     END_MSG_MAP()
 
-    HWND _Init(IN OUT ITrayWindow *TrayWindow)
+    HWND _Init(IN HWND hwndParent)
     {
-        HWND hWndTrayWindow;
-
-        hWndTrayWindow = TrayWindow->GetHWND();
-        if (hWndTrayWindow == NULL)
-            return NULL;
-
-        this->TrayWindow = TrayWindow;
-        this->hWndNotify = hWndTrayWindow;
-
         DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
-        return Create(hWndTrayWindow, 0, NULL, dwStyle, WS_EX_STATICEDGE);
+        return Create(hwndParent, 0, NULL, dwStyle, WS_EX_STATICEDGE);
     }
 };
 
-HWND CreateTrayNotifyWnd(IN OUT ITrayWindow *Tray, CTrayNotifyWnd** ppinstance)
+HWND CreateTrayNotifyWnd(IN HWND hwndParent, CTrayNotifyWnd** ppinstance)
 {
     CTrayNotifyWnd * pTrayNotify = new CTrayNotifyWnd();
     // TODO: Destroy after the window is destroyed
     *ppinstance = pTrayNotify;
 
-    return pTrayNotify->_Init(Tray);
-}
-
-BOOL
-TrayNotify_NotifyIconCmd(CTrayNotifyWnd* pTrayNotify, WPARAM wParam, LPARAM lParam)
-{
-    return pTrayNotify->NotifyIconCmd(wParam, lParam);
-}
-
-BOOL
-TrayNotify_GetClockRect(CTrayNotifyWnd* pTrayNotify, OUT PRECT rcClock)
-{
-    return pTrayNotify->GetClockRect(rcClock);
+    return pTrayNotify->_Init(hwndParent);
 }
diff --git a/base/shell/explorer/traywnd.cpp b/base/shell/explorer/traywnd.cpp
index d1f30e3b42..ac449131b5 100644
--- a/base/shell/explorer/traywnd.cpp
+++ b/base/shell/explorer/traywnd.cpp
@@ -2061,7 +2061,7 @@ ChangePos:
         SetWindowTheme(m_Rebar, L"TaskBar", NULL);
 
         /* Create the tray notification window */
-        m_TrayNotify = CreateTrayNotifyWnd(this, &m_TrayNotifyInstance);
+        m_TrayNotify = CreateTrayNotifyWnd(m_hWnd, &m_TrayNotifyInstance);
 
         UpdateFonts();
 
@@ -2150,10 +2150,7 @@ ChangePos:
     LRESULT OnCopyData(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
     {
         if (m_TrayNotify)
-        {
-            TRACE("WM_COPYDATA notify message received. Handling...\n");
-            return TrayNotify_NotifyIconCmd(m_TrayNotifyInstance, wParam, lParam);
-        }
+            ::SendMessageW(m_TrayNotify, uMsg, wParam, lParam);
         return TRUE;
     }
 
@@ -2556,23 +2553,11 @@ HandleTrayContextMenu:
 
     LRESULT OnNcLButtonDblClick(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL&
bHandled)
     {
+        /* Let the clock handle the double click */
+        ::SendMessageW(m_TrayNotify, uMsg, wParam, lParam);
+
         /* We "handle" this message so users can't cause a weird
maximize/restore
         window animation when double-clicking the tray window! */
-
-        /* We should forward mouse messages to child windows here.
-        Right now, this is only clock double-click */
-        RECT rcClock;
-        if (TrayNotify_GetClockRect(m_TrayNotifyInstance, &rcClock))
-        {
-            POINT ptClick;
-            ptClick.x = MAKEPOINTS(lParam).x;
-            ptClick.y = MAKEPOINTS(lParam).y;
-            if (PtInRect(&rcClock, ptClick))
-            {
-                //FIXME: use SHRunControlPanel
-                ShellExecuteW(m_hWnd, NULL, L"timedate.cpl", NULL, NULL,
SW_NORMAL);
-            }
-        }
         return TRUE;
     }