taskswnd.cpp File Reference

#include "precomp.h"
#include "mediabtns.h"
#include <commoncontrols.h>
#include <regstr.h>
#include <shlwapi_undoc.h>
#include <psapi.h>

Include dependency graph for taskswnd.cpp:

Go to the source code of this file.

Classes
struct	_TASK_GROUP
struct	_TASK_ITEM
class	CHardErrorThread
class	CTaskToolbar
class	CTaskSwitchWnd
struct	CTaskSwitchWnd::tagRUDEAPPDATA
struct	CTaskSwitchWnd::tagFULLSCREENDATA

Macros
#define	DUMP_TASKS   0
#define	DEBUG_SHELL_HOOK   0
#define	MAX_TASKS_COUNT   (0x7FFF)
#define	TASK_ITEM_ARRAY_ALLOC   64
#define	TIMER_ID_VALIDATE_RUDE_APP   5
#define	VALIDATE_RUDE_INTERVAL   1000
#define	VALIDATE_RUDE_MAX_COUNT   5
#define	GET_ICON(type)    SendMessageTimeout(hwnd, WM_GETICON, (type), 0, SMTO_NOTIMEOUTIFNOTHUNG, 100, (PDWORD_PTR)&hIcon)

Typedefs
typedef struct _TASK_GROUP	TASK_GROUP
typedef struct _TASK_GROUP *	PTASK_GROUP
typedef struct _TASK_ITEM	TASK_ITEM
typedef struct _TASK_ITEM *	PTASK_ITEM

Functions
static BOOL	SHELL_GetMonitorRect (_In_opt_ HMONITOR hMonitor, _Out_opt_ PRECT prcDest, _In_ BOOL bWorkAreaOnly)
static BOOL	SHELL_IsParentOwnerOrSelf (_In_ HWND hwndTarget, _In_ HWND hWnd)
static BOOL	SHELL_IsRudeWindowActive (_In_ HWND hWnd)
static BOOL	SHELL_IsRudeWindow (_In_opt_ HMONITOR hMonitor, _In_ HWND hWnd, _In_ BOOL bDontCheckActive)
static BOOL	SHELL_GetImageFileNameByWindow (_In_ HWND hWnd, _Out_cap_(cchPath) LPWSTR pszPath, _In_ DWORD cchPath)
HRESULT	CTaskSwitchWnd_CreateInstance (IN HWND hWndParent, IN OUT ITrayWindow *Tray, REFIID riid, void **ppv)

Variables
const WCHAR	szTaskSwitchWndClass [] = L"MSTaskSwWClass"
const WCHAR	szRunningApps [] = L"Running Applications"

Macro Definition Documentation

DEBUG_SHELL_HOOK

#define DEBUG_SHELL_HOOK   0

Definition at line 19 of file taskswnd.cpp.

DUMP_TASKS

#define DUMP_TASKS   0

Definition at line 18 of file taskswnd.cpp.

GET_ICON

#define GET_ICON

(

type

)

SendMessageTimeout(hwnd, WM_GETICON, (type), 0, SMTO_NOTIMEOUTIFNOTHUNG, 100, (PDWORD_PTR)&hIcon)

MAX_TASKS_COUNT

#define MAX_TASKS_COUNT   (0x7FFF)

Definition at line 21 of file taskswnd.cpp.

TASK_ITEM_ARRAY_ALLOC

#define TASK_ITEM_ARRAY_ALLOC   64

Definition at line 22 of file taskswnd.cpp.

TIMER_ID_VALIDATE_RUDE_APP

#define TIMER_ID_VALIDATE_RUDE_APP   5

Definition at line 27 of file taskswnd.cpp.

VALIDATE_RUDE_INTERVAL

#define VALIDATE_RUDE_INTERVAL   1000

Definition at line 28 of file taskswnd.cpp.

VALIDATE_RUDE_MAX_COUNT

#define VALIDATE_RUDE_MAX_COUNT   5

Definition at line 29 of file taskswnd.cpp.

Typedef Documentation

PTASK_GROUP

typedef struct _TASK_GROUP * PTASK_GROUP

PTASK_ITEM

typedef struct _TASK_ITEM * PTASK_ITEM

TASK_GROUP

typedef struct _TASK_GROUP TASK_GROUP

TASK_ITEM

typedef struct _TASK_ITEM TASK_ITEM

Function Documentation

CTaskSwitchWnd_CreateInstance()

HRESULT CTaskSwitchWnd_CreateInstance	(	IN HWND	hWndParent,
		IN OUT ITrayWindow *	Tray,
		REFIID	riid,
		void **	ppv
	)

Definition at line 2386 of file taskswnd.cpp.

{
    return ShellObjectCreatorInit<CTaskSwitchWnd>(hWndParent, Tray, riid, ppv);
}

Referenced by CTaskBand::SetSite().

SHELL_GetImageFileNameByWindow()

static BOOL SHELL_GetImageFileNameByWindow ( _In_ HWND  hWnd, _Out_cap_(cchPath) LPWSTR  pszPath, _In_ DWORD  cchPath  )

static

Definition at line 106 of file taskswnd.cpp.

{
    DWORD dwProcessId;
    HANDLE hProcess;
    BOOL bSuccess;
    if (GetWindowThreadProcessId(hWnd, &dwProcessId) == 0)
        return FALSE;
    // TODO: Switch to PROCESS_QUERY_LIMITED_INFORMATION once NT6 kernel32 support is implemented.
    hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, dwProcessId);
    if (hProcess == NULL)
        return FALSE;
    bSuccess = GetModuleFileNameExW(hProcess, NULL, pszPath, cchPath) != 0;
    CloseHandle(hProcess);
    return bSuccess;
}

Referenced by CTaskSwitchWnd::OnActivateTaskIndex().

SHELL_GetMonitorRect()

static BOOL SHELL_GetMonitorRect ( _In_opt_ HMONITOR  hMonitor, _Out_opt_ PRECT  prcDest, _In_ BOOL  bWorkAreaOnly  )

static

Definition at line 32 of file taskswnd.cpp.

{
    MONITORINFO mi = { sizeof(mi) };
    if (!hMonitor || !::GetMonitorInfoW(hMonitor, &mi))
    {
        if (!prcDest)
            return FALSE;
 
        if (bWorkAreaOnly)
            ::SystemParametersInfoW(SPI_GETWORKAREA, 0, prcDest, 0);
        else
            ::SetRect(prcDest, 0, 0, GetSystemMetrics(SM_CXSCREEN), GetSystemMetrics(SM_CYSCREEN));
 
        return FALSE;
    }
 
    if (prcDest)
        *prcDest = (bWorkAreaOnly ? mi.rcWork : mi.rcMonitor);
    return TRUE;
}

Referenced by CTaskSwitchWnd::FullScreenEnumProc(), and SHELL_IsRudeWindow().

SHELL_IsParentOwnerOrSelf()

static BOOL SHELL_IsParentOwnerOrSelf ( _In_ HWND  hwndTarget, _In_ HWND  hWnd  )

static

Definition at line 57 of file taskswnd.cpp.

{
    for (; hWnd; hWnd = ::GetParent(hWnd))
    {
        if (hWnd == hwndTarget)
            return TRUE;
    }
    return FALSE;
}

Referenced by SHELL_IsRudeWindowActive().

SHELL_IsRudeWindow()

static BOOL SHELL_IsRudeWindow ( _In_opt_ HMONITOR  hMonitor, _In_ HWND  hWnd, _In_ BOOL  bDontCheckActive  )

static

Definition at line 77 of file taskswnd.cpp.

{
    if (!::IsWindowVisible(hWnd) || hWnd == ::GetDesktopWindow())
        return FALSE;
 
    RECT rcMonitor;
    SHELL_GetMonitorRect(hMonitor, &rcMonitor, FALSE);
 
    DWORD style = ::GetWindowLongPtrW(hWnd, GWL_STYLE);
 
    RECT rcWnd;
    enum { CHECK_STYLE = WS_THICKFRAME | WS_DLGFRAME | WS_BORDER };
    if ((style & CHECK_STYLE) == CHECK_STYLE)
    {
        ::GetClientRect(hWnd, &rcWnd); // Ignore frame
        ::MapWindowPoints(hWnd, NULL, (PPOINT)&rcWnd, sizeof(RECT) / sizeof(POINT));
    }
    else
    {
        ::GetWindowRect(hWnd, &rcWnd);
    }
 
    RECT rcUnion;
    ::UnionRect(&rcUnion, &rcWnd, &rcMonitor);
 
    return ::EqualRect(&rcUnion, &rcWnd) && (bDontCheckActive || SHELL_IsRudeWindowActive(hWnd));
}

Referenced by CTaskSwitchWnd::IsRudeEnumProc().

SHELL_IsRudeWindowActive()

static BOOL SHELL_IsRudeWindowActive ( _In_ HWND  hWnd )

static

Definition at line 68 of file taskswnd.cpp.

{
    HWND hwndFore = ::GetForegroundWindow();
    DWORD dwThreadId = ::GetWindowThreadProcessId(hWnd, NULL);
    return dwThreadId == ::GetWindowThreadProcessId(hwndFore, NULL) ||
           SHELL_IsParentOwnerOrSelf(hWnd, hwndFore);
}

Referenced by CTaskSwitchWnd::HandleFullScreenApp(), and SHELL_IsRudeWindow().

Variable Documentation

szRunningApps

const WCHAR szRunningApps[] = L"Running Applications"

Definition at line 125 of file taskswnd.cpp.

Referenced by CTaskSwitchWnd::Initialize().

szTaskSwitchWndClass

const WCHAR szTaskSwitchWndClass[] = L"MSTaskSwWClass"

Definition at line 124 of file taskswnd.cpp.