CNotifyToolbar Class Reference

Inheritance diagram for CNotifyToolbar:

Collaboration diagram for CNotifyToolbar:

Public Member Functions
	CNotifyToolbar ()
virtual	~CNotifyToolbar ()
int	GetVisibleButtonCount ()
int	FindItem (IN HWND hWnd, IN UINT uID, InternalIconData **pdata)
int	FindExistingSharedIcon (HICON handle)
BOOL	AddButton (IN CONST NOTIFYICONDATA *iconData)
BOOL	SwitchVersion (IN CONST NOTIFYICONDATA *iconData)
BOOL	UpdateButton (IN CONST NOTIFYICONDATA *iconData)
BOOL	RemoveButton (IN CONST NOTIFYICONDATA *iconData)
VOID	ResizeImagelist ()
bool	SendNotifyCallback (InternalIconData *notifyItem, UINT uMsg)
void	Initialize (HWND hWndParent, CBalloonQueue *queue)
Public Member Functions inherited from ATL::CWindowImplBaseT< CToolbar< InternalIconData >, CControlWinTraits >
	CWindowImplBaseT ()
virtual void	OnFinalMessage (HWND)
BOOL	SubclassWindow (HWND hWnd)
virtual WNDPROC	GetWindowProc ()
LRESULT	DefWindowProc (UINT uMsg, WPARAM wParam, LPARAM lParam)
HWND	Create (HWND hWndParent, _U_RECT rect, LPCTSTR szWindowName, DWORD dwStyle, DWORD dwExStyle, _U_MENUorID MenuOrID, ATOM atom, LPVOID lpCreateParam)
Public Member Functions inherited from ATL::CWindowImplRoot< CToolbar< InternalIconData > >
	CWindowImplRoot ()
virtual	~CWindowImplRoot ()
Public Member Functions inherited from CToolbar< InternalIconData >
HWND	Create (HWND hWndParent, DWORD dwStyles=0, DWORD dwExStyles=0)
DWORD	SetButtonStructSize ()
HWND	GetTooltip ()
DWORD	SetTooltip (HWND hWndTooltip)
INT	GetHotItem ()
DWORD	SetHotItem (INT item)
DWORD	SetDrawTextFlags (DWORD useBits, DWORD bitState)
int	GetButtonCount ()
DWORD	GetButton (int index, TBBUTTON *btn)
DWORD	AddButton (TBBUTTON *btn)
DWORD	AddButtons (int count, TBBUTTON *buttons)
DWORD	InsertButton (int insertAt, TBBUTTON *btn)
DWORD	MoveButton (int oldIndex, int newIndex)
DWORD	DeleteButton (int index)
DWORD	GetButtonInfo (int cmdId, TBBUTTONINFO *info)
DWORD	SetButtonInfo (int cmdId, TBBUTTONINFO *info)
DWORD	CheckButton (int cmdId, BOOL bCheck)
DWORD	GetButtonSize ()
DWORD	SetButtonSize (int w, int h)
DWORD	AutoSize ()
DWORD	GetMaxSize (LPSIZE size)
DWORD	GetIdealSize (BOOL useHeight, LPSIZE size)
DWORD	GetMetrics (TBMETRICS *tbm)
DWORD	SetMetrics (TBMETRICS *tbm)
DWORD	GetItemRect (int index, LPRECT prcItem)
DWORD	SetRedraw (BOOL bEnable)
DWORD	GetPadding ()
DWORD	SetPadding (int x, int y)
HIMAGELIST	SetImageList (HIMAGELIST himl)
INT	HitTest (PPOINT ppt)
InternalIconData *	GetItemData (int index)
DWORD	SetItemData (int index, InternalIconData *data)
Public Member Functions inherited from ATL::CMessageMap
virtual BOOL	ProcessWindowMessage (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT &lResult, DWORD dwMsgMapID)=0

Private Member Functions
LRESULT	OnCtxMenu (UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
VOID	SendMouseEvent (IN WORD wIndex, IN UINT uMsg, IN WPARAM wParam)
LRESULT	OnMouseEvent (UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
LRESULT	OnTooltipShow (INT uCode, LPNMHDR hdr, BOOL &bHandled)

Private Attributes
HIMAGELIST	m_ImageList
int	m_VisibleButtonCount
CBalloonQueue *	m_BalloonQueue

Additional Inherited Members
Public Types inherited from ATL::CWindowImplRoot< CToolbar< InternalIconData > >
enum
Static Public Member Functions inherited from ATL::CWindowImplBaseT< CToolbar< InternalIconData >, CControlWinTraits >
static DWORD	GetWndStyle (DWORD dwStyle)
static DWORD	GetWndExStyle (DWORD dwExStyle)
static LRESULT CALLBACK	StartWindowProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
static LRESULT CALLBACK	WindowProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
Public Attributes inherited from ATL::CWindowImplBaseT< CToolbar< InternalIconData >, CControlWinTraits >
WNDPROC	m_pfnSuperWindowProc
Public Attributes inherited from ATL::CWindowImplRoot< CToolbar< InternalIconData > >
CWndProcThunk	m_thunk
const _ATL_MSG *	m_pCurrentMsg
DWORD	m_dwState

Detailed Description

Definition at line 145 of file syspager.cpp.

Constructor & Destructor Documentation

CNotifyToolbar()

CNotifyToolbar::CNotifyToolbar

(

)

Definition at line 661 of file syspager.cpp.

                               :
    m_ImageList(NULL),
    m_VisibleButtonCount(0),
    m_BalloonQueue(NULL)
{
}

~CNotifyToolbar()

CNotifyToolbar::~CNotifyToolbar ( )

virtual

Definition at line 668 of file syspager.cpp.

{
}

Member Function Documentation

AddButton()

BOOL CNotifyToolbar::AddButton

(

IN CONST NOTIFYICONDATA *

iconData

)

Definition at line 714 of file syspager.cpp.

{
    TBBUTTON tbBtn = { 0 };
    InternalIconData * notifyItem;
    WCHAR text[] = L"";

    TRACE("Adding icon %d from hWnd %08x flags%s%s state%s%s", 
        iconData->uID, iconData->hWnd,
        (iconData->uFlags & NIF_ICON) ? " ICON" : "",
        (iconData->uFlags & NIF_STATE) ? " STATE" : "",
        (iconData->dwState & NIS_HIDDEN) ? " HIDDEN" : "",
        (iconData->dwState & NIS_SHAREDICON) ? " SHARED" : "");

    int index = FindItem(iconData->hWnd, iconData->uID, &notifyItem);
    if (index >= 0)
    {
        TRACE("Icon %d from hWnd %08x ALREADY EXISTS!", iconData->uID, iconData->hWnd);
        return FALSE;
    }

    notifyItem = new InternalIconData();
    ZeroMemory(notifyItem, sizeof(*notifyItem));

    notifyItem->hWnd = iconData->hWnd;
    notifyItem->uID = iconData->uID;

    tbBtn.fsState = TBSTATE_ENABLED;
    tbBtn.fsStyle = BTNS_NOPREFIX;
    tbBtn.dwData = (DWORD_PTR)notifyItem;
    tbBtn.iString = (INT_PTR) text;
    tbBtn.idCommand = GetButtonCount();
    tbBtn.iBitmap = -1;

    if (iconData->uFlags & NIF_STATE)
    {
        notifyItem->dwState = iconData->dwState & iconData->dwStateMask;
    }

    if (iconData->uFlags & NIF_MESSAGE)
    {
        notifyItem->uCallbackMessage = iconData->uCallbackMessage;
    }

    if (iconData->uFlags & NIF_ICON)
    {
        notifyItem->hIcon = iconData->hIcon;
        BOOL hasSharedIcon = notifyItem->dwState & NIS_SHAREDICON;
        if (hasSharedIcon)
        {
            INT iIcon = FindExistingSharedIcon(notifyItem->hIcon);
            if (iIcon < 0)
            {
                notifyItem->hIcon = NULL;
                TRACE("Shared icon requested, but HICON not found!!!");
            }
            tbBtn.iBitmap = iIcon;
        }
        else
        {
            tbBtn.iBitmap = ImageList_AddIcon(m_ImageList, notifyItem->hIcon);
        }
    }

    if (iconData->uFlags & NIF_TIP)
    {
        StringCchCopy(notifyItem->szTip, _countof(notifyItem->szTip), iconData->szTip);
    }

    if (iconData->uFlags & NIF_INFO)
    {
        // NOTE: In Vista+, the uTimeout value is disregarded, and the accessibility settings are used always.
        StringCchCopy(notifyItem->szInfo, _countof(notifyItem->szInfo), iconData->szInfo);
        StringCchCopy(notifyItem->szInfoTitle, _countof(notifyItem->szInfoTitle), iconData->szInfoTitle);
        notifyItem->dwInfoFlags = iconData->dwInfoFlags;
        notifyItem->uTimeout = iconData->uTimeout;
    }

    if (notifyItem->dwState & NIS_HIDDEN)
    {
        tbBtn.fsState |= TBSTATE_HIDDEN;
    }
    else
    {
        m_VisibleButtonCount++;
    }

    /* TODO: support VERSION_4 (NIF_GUID, NIF_REALTIME, NIF_SHOWTIP) */

    CToolbar::AddButton(&tbBtn);
    SetButtonSize(GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON));

    if (iconData->uFlags & NIF_INFO)
    {
        m_BalloonQueue->UpdateInfo(notifyItem);
    }

    return TRUE;
}

Referenced by CSysPagerWnd::NotifyIcon(), and UpdateButton().

FindExistingSharedIcon()

int CNotifyToolbar::FindExistingSharedIcon

(

HICON

handle

)

Definition at line 697 of file syspager.cpp.

{
    int count = GetButtonCount();
    for (int i = 0; i < count; i++)
    {
        InternalIconData * data = GetItemData(i);
        if (data->hIcon == handle)
        {
            TBBUTTON btn;
            GetButton(i, &btn);
            return btn.iBitmap;
        }
    }

    return -1;
}

Referenced by AddButton(), ResizeImagelist(), and UpdateButton().

FindItem()

int CNotifyToolbar::FindItem	(	IN HWND	hWnd,
		IN UINT	uID,
		InternalIconData **	pdata
	)

Definition at line 677 of file syspager.cpp.

{
    int count = GetButtonCount();

    for (int i = 0; i < count; i++)
    {
        InternalIconData * data = GetItemData(i);

        if (data->hWnd == hWnd &&
            data->uID == uID)
        {
            if (pdata)
                *pdata = data;
            return i;
        }
    }

    return -1;
}

Referenced by AddButton(), RemoveButton(), SwitchVersion(), and UpdateButton().

GetVisibleButtonCount()

int CNotifyToolbar::GetVisibleButtonCount

(

)

Definition at line 672 of file syspager.cpp.

{
    return m_VisibleButtonCount;
}

Referenced by CSysPagerWnd::GetSize(), and CSysPagerWnd::NotifyIcon().

Initialize()

void CNotifyToolbar::Initialize	(	HWND	hWndParent,
		CBalloonQueue *	queue
	)

Definition at line 1225 of file syspager.cpp.

{
    m_BalloonQueue = queue;

    DWORD styles =
        WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN |
        TBSTYLE_FLAT | TBSTYLE_TOOLTIPS | TBSTYLE_WRAPABLE | TBSTYLE_TRANSPARENT |
        CCS_TOP | CCS_NORESIZE | CCS_NOPARENTALIGN | CCS_NODIVIDER;

    SubclassWindow(CToolbar::Create(hWndParent, styles));

    // Force the toolbar tooltips window to always show tooltips even if not foreground
    HWND tooltipsWnd = (HWND)SendMessageW(TB_GETTOOLTIPS);
    if (tooltipsWnd)
    {
        ::SetWindowLong(tooltipsWnd, GWL_STYLE, ::GetWindowLong(tooltipsWnd, GWL_STYLE) | TTS_ALWAYSTIP);
    }

    SetWindowTheme(m_hWnd, L"TrayNotify", NULL);

    m_ImageList = ImageList_Create(GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), ILC_COLOR32 | ILC_MASK, 0, 1000);        
    SetImageList(m_ImageList);

    TBMETRICS tbm = {sizeof(tbm)};
    tbm.dwMask = TBMF_BARPAD | TBMF_BUTTONSPACING | TBMF_PAD;
    tbm.cxPad = 1;
    tbm.cyPad = 1;
    tbm.cxBarPad = 1;
    tbm.cyBarPad = 1;
    tbm.cxButtonSpacing = 1;
    tbm.cyButtonSpacing = 1;
    SetMetrics(&tbm);

    SetButtonSize(GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON));
}

Referenced by CSysPagerWnd::OnCreate().

OnCtxMenu()

LRESULT CNotifyToolbar::OnCtxMenu ( UINT  uMsg, WPARAM  wParam, LPARAM  lParam, BOOL &  bHandled  )

private

Definition at line 1028 of file syspager.cpp.

{
    bHandled = FALSE;

    /*
     * WM_CONTEXTMENU message can be generated either by the mouse,
     * in which case lParam encodes the mouse coordinates where the
     * user right-clicked the mouse, or can be generated by (Shift-)F10
     * keyboard press, in which case lParam equals -1.
     */
    INT iBtn = GetHotItem();
    if (iBtn < 0)
        return 0;

    InternalIconData* notifyItem = GetItemData(iBtn);

    if (!::IsWindow(notifyItem->hWnd))
        return 0;

    if (notifyItem->uVersionCopy >= NOTIFYICON_VERSION)
    {
        /* Transmit the WM_CONTEXTMENU message if the notification icon supports it */
        ::SendNotifyMessage(notifyItem->hWnd,
                            notifyItem->uCallbackMessage,
                            notifyItem->uID,
                            WM_CONTEXTMENU);
    }
    else if (lParam == -1)
    {
        /*
         * Otherwise, and only if the WM_CONTEXTMENU message was generated
         * from the keyboard, simulate right-click mouse messages. This is
         * not needed if the message came from the mouse because in this
         * case the right-click mouse messages were already sent together.
         */
        ::SendNotifyMessage(notifyItem->hWnd,
                            notifyItem->uCallbackMessage,
                            notifyItem->uID,
                            WM_RBUTTONDOWN);
        ::SendNotifyMessage(notifyItem->hWnd,
                            notifyItem->uCallbackMessage,
                            notifyItem->uID,
                            WM_RBUTTONUP);
    }

    return 0;
}

OnMouseEvent()

LRESULT CNotifyToolbar::OnMouseEvent ( UINT  uMsg, WPARAM  wParam, LPARAM  lParam, BOOL &  bHandled  )

private

Definition at line 1145 of file syspager.cpp.

{
    POINT pt = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) };
    INT iBtn = HitTest(&pt);

    if (iBtn >= 0)
    {
        SendMouseEvent(iBtn, uMsg, wParam);
    }

    bHandled = FALSE;
    return FALSE;
}

OnTooltipShow()

LRESULT CNotifyToolbar::OnTooltipShow ( INT  uCode, LPNMHDR  hdr, BOOL &  bHandled  )

private

Definition at line 1172 of file syspager.cpp.

{
    RECT rcTip, rcItem;
    ::GetWindowRect(hdr->hwndFrom, &rcTip);

    SIZE szTip = { rcTip.right - rcTip.left, rcTip.bottom - rcTip.top };

    INT iBtn = GetHotItem();

    if (iBtn >= 0)
    {
        MONITORINFO monInfo = { 0 };
        HMONITOR hMon = MonitorFromWindow(m_hWnd, MONITOR_DEFAULTTONEAREST);

        monInfo.cbSize = sizeof(monInfo);

        if (hMon)
            GetMonitorInfo(hMon, &monInfo);
        else
            ::GetWindowRect(GetDesktopWindow(), &monInfo.rcMonitor);

        GetItemRect(iBtn, &rcItem);

        POINT ptItem = { rcItem.left, rcItem.top };
        SIZE szItem = { rcItem.right - rcItem.left, rcItem.bottom - rcItem.top };
        ClientToScreen(&ptItem);

        ptItem.x += szItem.cx / 2;
        ptItem.y -= szTip.cy;

        if (ptItem.x + szTip.cx > monInfo.rcMonitor.right)
            ptItem.x = monInfo.rcMonitor.right - szTip.cx;

        if (ptItem.y + szTip.cy > monInfo.rcMonitor.bottom)
            ptItem.y = monInfo.rcMonitor.bottom - szTip.cy;

        if (ptItem.x < monInfo.rcMonitor.left)
            ptItem.x = monInfo.rcMonitor.left;

        if (ptItem.y < monInfo.rcMonitor.top)
            ptItem.y = monInfo.rcMonitor.top;

        TRACE("ptItem { %d, %d }\n", ptItem.x, ptItem.y);

        ::SetWindowPos(hdr->hwndFrom, NULL, ptItem.x, ptItem.y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE);

        return TRUE;
    }

    bHandled = FALSE;
    return 0;
}

RemoveButton()

BOOL CNotifyToolbar::RemoveButton

(

IN CONST NOTIFYICONDATA *

iconData

)

Definition at line 941 of file syspager.cpp.

{
    InternalIconData * notifyItem;

    TRACE("Removing icon %d from hWnd %08x", iconData->uID, iconData->hWnd);

    int index = FindItem(iconData->hWnd, iconData->uID, &notifyItem);
    if (index < 0)
    {
        TRACE("Icon %d from hWnd %08x ALREADY MISSING!\n", iconData->uID, iconData->hWnd);

        return FALSE;
    }

    if (!(notifyItem->dwState & NIS_HIDDEN))
    {
        m_VisibleButtonCount--;
    }

    if (!(notifyItem->dwState & NIS_SHAREDICON))
    {
        TBBUTTON btn;
        GetButton(index, &btn);
        int oldIconIndex = btn.iBitmap;
        ImageList_Remove(m_ImageList, oldIconIndex);

        // Update other icons!
        int count = GetButtonCount();
        for (int i = 0; i < count; i++)
        {
            TBBUTTON btn;
            GetButton(i, &btn);

            if (btn.iBitmap > oldIconIndex)
            {
                TBBUTTONINFO tbbi2 = { 0 };
                tbbi2.cbSize = sizeof(tbbi2);
                tbbi2.dwMask = TBIF_BYINDEX | TBIF_IMAGE;
                tbbi2.iImage = btn.iBitmap-1;
                SetButtonInfo(i, &tbbi2);
            }
        }
    }

    m_BalloonQueue->RemoveInfo(notifyItem);

    DeleteButton(index);

    delete notifyItem;

    return TRUE;
}

Referenced by CSysPagerWnd::NotifyIcon(), and SendNotifyCallback().

ResizeImagelist()

VOID CNotifyToolbar::ResizeImagelist

(

)

Definition at line 994 of file syspager.cpp.

{
    int cx, cy;
    HIMAGELIST iml;

    if (!ImageList_GetIconSize(m_ImageList, &cx, &cy))
        return;

    if (cx == GetSystemMetrics(SM_CXSMICON) && cy == GetSystemMetrics(SM_CYSMICON))
        return;

    iml = ImageList_Create(GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), ILC_COLOR32 | ILC_MASK, 0, 1000);
    if (!iml)
        return;

    ImageList_Destroy(m_ImageList);
    m_ImageList = iml;
    SetImageList(m_ImageList);

    int count = GetButtonCount();
    for (int i = 0; i < count; i++)
    {
        InternalIconData * data = GetItemData(i);
        BOOL hasSharedIcon = data->dwState & NIS_SHAREDICON;
        INT iIcon = hasSharedIcon ? FindExistingSharedIcon(data->hIcon) : -1;
        if (iIcon < 0)
            iIcon = ImageList_AddIcon(iml, data->hIcon);
        TBBUTTONINFO tbbi = { sizeof(tbbi), TBIF_BYINDEX | TBIF_IMAGE, 0, iIcon};
        SetButtonInfo(i, &tbbi);
    }

    SetButtonSize(GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON));
}

Referenced by CSysPagerWnd::OnSettingChanged().

SendMouseEvent()

VOID CNotifyToolbar::SendMouseEvent ( IN WORD  wIndex, IN UINT  uMsg, IN WPARAM  wParam  )

private

Definition at line 1114 of file syspager.cpp.

{
    static LPCWSTR eventNames [] = {
        L"WM_MOUSEMOVE",
        L"WM_LBUTTONDOWN",
        L"WM_LBUTTONUP",
        L"WM_LBUTTONDBLCLK",
        L"WM_RBUTTONDOWN",
        L"WM_RBUTTONUP",
        L"WM_RBUTTONDBLCLK",
        L"WM_MBUTTONDOWN",
        L"WM_MBUTTONUP",
        L"WM_MBUTTONDBLCLK",
        L"WM_MOUSEWHEEL",
        L"WM_XBUTTONDOWN",
        L"WM_XBUTTONUP",
        L"WM_XBUTTONDBLCLK"
    };

    InternalIconData * notifyItem = GetItemData(wIndex);

    if (uMsg >= WM_MOUSEFIRST && uMsg <= WM_MOUSELAST)
    {
        TRACE("Sending message %S from button %d to %p (msg=%x, w=%x, l=%x)...\n",
            eventNames[uMsg - WM_MOUSEFIRST], wIndex,
            notifyItem->hWnd, notifyItem->uCallbackMessage, notifyItem->uID, uMsg);
    }

    SendNotifyCallback(notifyItem, uMsg);
}

Referenced by OnMouseEvent().

SendNotifyCallback()

bool CNotifyToolbar::SendNotifyCallback	(	InternalIconData *	notifyItem,
		UINT	uMsg
	)

Definition at line 1076 of file syspager.cpp.

{
    if (!::IsWindow(notifyItem->hWnd))
    {
        // We detect and destroy icons with invalid handles only on mouse move over systray, same as MS does.
        // Alternatively we could search for them periodically (would waste more resources).
        TRACE("Destroying icon %d with invalid handle hWnd=%08x\n", notifyItem->uID, notifyItem->hWnd);

        RemoveButton(notifyItem);

        /* Ask the parent to resize */
        NMHDR nmh = {GetParent(), 0, NTNWM_REALIGN};
        GetParent().SendMessage(WM_NOTIFY, 0, (LPARAM) &nmh);

        return true;
    }

    DWORD pid;
    GetWindowThreadProcessId(notifyItem->hWnd, &pid);

    if (pid == GetCurrentProcessId() ||
        (uMsg >= WM_MOUSEFIRST && uMsg <= WM_MOUSELAST))
    {
        ::PostMessage(notifyItem->hWnd,
                      notifyItem->uCallbackMessage,
                      notifyItem->uID,
                      uMsg);
    }
    else
    {
        ::SendMessage(notifyItem->hWnd,
                      notifyItem->uCallbackMessage,
                      notifyItem->uID,
                      uMsg);
    }
    return false;
}

Referenced by CBalloonQueue::Close(), SendMouseEvent(), and CBalloonQueue::Show().

SwitchVersion()

BOOL CNotifyToolbar::SwitchVersion

(

IN CONST NOTIFYICONDATA *

iconData

)

Definition at line 813 of file syspager.cpp.

{
    InternalIconData * notifyItem;
    int index = FindItem(iconData->hWnd, iconData->uID, &notifyItem);
    if (index < 0)
    {
        WARN("Icon %d from hWnd %08x DOES NOT EXIST!", iconData->uID, iconData->hWnd);
        return FALSE;
    }

    if (iconData->uVersion != 0 && iconData->uVersion != NOTIFYICON_VERSION)
    {
        WARN("Tried to set the version of icon %d from hWnd %08x, to an unknown value %d. Vista+ program?", iconData->uID, iconData->hWnd, iconData->uVersion);
        return FALSE;
    }

    // We can not store the version in the uVersion field, because it's union'd with uTimeout,
    // which we also need to keep track of.
    notifyItem->uVersionCopy = iconData->uVersion;

    return TRUE;
}

Referenced by CSysPagerWnd::NotifyIcon().

UpdateButton()

BOOL CNotifyToolbar::UpdateButton

(

IN CONST NOTIFYICONDATA *

iconData

)

Definition at line 836 of file syspager.cpp.

{
    InternalIconData * notifyItem;
    TBBUTTONINFO tbbi = { 0 };

    TRACE("Updating icon %d from hWnd %08x flags%s%s state%s%s\n",
        iconData->uID, iconData->hWnd,
        (iconData->uFlags & NIF_ICON) ? " ICON" : "",
        (iconData->uFlags & NIF_STATE) ? " STATE" : "",
        (iconData->dwState & NIS_HIDDEN) ? " HIDDEN" : "",
        (iconData->dwState & NIS_SHAREDICON) ? " SHARED" : "");

    int index = FindItem(iconData->hWnd, iconData->uID, &notifyItem);
    if (index < 0)
    {
        WARN("Icon %d from hWnd %08x DOES NOT EXIST!\n", iconData->uID, iconData->hWnd);
        return AddButton(iconData);
    }

    TBBUTTON btn;
    GetButton(index, &btn);
    int oldIconIndex = btn.iBitmap;

    tbbi.cbSize = sizeof(tbbi);
    tbbi.dwMask = TBIF_BYINDEX | TBIF_COMMAND;
    tbbi.idCommand = index;

    if (iconData->uFlags & NIF_STATE)
    {
        if (iconData->dwStateMask & NIS_HIDDEN &&
            (notifyItem->dwState & NIS_HIDDEN) != (iconData->dwState & NIS_HIDDEN))
        {
            tbbi.dwMask |= TBIF_STATE;
            if (iconData->dwState & NIS_HIDDEN)
            {
                tbbi.fsState |= TBSTATE_HIDDEN;
                m_VisibleButtonCount--;
            }
            else
            {
                tbbi.fsState &= ~TBSTATE_HIDDEN;
                m_VisibleButtonCount++;
            }
        }

        notifyItem->dwState &= ~iconData->dwStateMask;
        notifyItem->dwState |= (iconData->dwState & iconData->dwStateMask);
    }

    if (iconData->uFlags & NIF_MESSAGE)
    {
        notifyItem->uCallbackMessage = iconData->uCallbackMessage;
    }

    if (iconData->uFlags & NIF_ICON)
    {
        BOOL hasSharedIcon = notifyItem->dwState & NIS_SHAREDICON;
        if (hasSharedIcon)
        {
            INT iIcon = FindExistingSharedIcon(iconData->hIcon);
            if (iIcon >= 0)
            {
                notifyItem->hIcon = iconData->hIcon;
                tbbi.dwMask |= TBIF_IMAGE;
                tbbi.iImage = iIcon;
            }
            else
            {
                TRACE("Shared icon requested, but HICON not found!!! IGNORING!");
            }
        }
        else
        {
            notifyItem->hIcon = iconData->hIcon;
            tbbi.dwMask |= TBIF_IMAGE;
            tbbi.iImage = ImageList_ReplaceIcon(m_ImageList, oldIconIndex, notifyItem->hIcon);
        }
    }

    if (iconData->uFlags & NIF_TIP)
    {
        StringCchCopy(notifyItem->szTip, _countof(notifyItem->szTip), iconData->szTip);
    }

    if (iconData->uFlags & NIF_INFO)
    {
        // NOTE: In Vista+, the uTimeout value is disregarded, and the accessibility settings are used always.
        StringCchCopy(notifyItem->szInfo, _countof(notifyItem->szInfo), iconData->szInfo);
        StringCchCopy(notifyItem->szInfoTitle, _countof(notifyItem->szInfoTitle), iconData->szInfoTitle);
        notifyItem->dwInfoFlags = iconData->dwInfoFlags;
        notifyItem->uTimeout = iconData->uTimeout;
    }

    /* TODO: support VERSION_4 (NIF_GUID, NIF_REALTIME, NIF_SHOWTIP) */

    SetButtonInfo(index, &tbbi);

    if (iconData->uFlags & NIF_INFO)
    {
        m_BalloonQueue->UpdateInfo(notifyItem);
    }

    return TRUE;
}

Referenced by CSysPagerWnd::NotifyIcon().

Member Data Documentation

m_BalloonQueue

CBalloonQueue* CNotifyToolbar::m_BalloonQueue

private

Definition at line 151 of file syspager.cpp.

Referenced by AddButton(), Initialize(), RemoveButton(), and UpdateButton().

m_ImageList

HIMAGELIST CNotifyToolbar::m_ImageList

private

Definition at line 148 of file syspager.cpp.

Referenced by AddButton(), Initialize(), RemoveButton(), ResizeImagelist(), and UpdateButton().

m_VisibleButtonCount

int CNotifyToolbar::m_VisibleButtonCount

private

Definition at line 149 of file syspager.cpp.

Referenced by AddButton(), GetVisibleButtonCount(), RemoveButton(), and UpdateButton().

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The documentation for this class was generated from the following file:

• base/shell/explorer/syspager.cpp