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window.c
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/*
* 16-bit windowing functions
*
* Copyright 2001 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/winuser16.h"
#include "wownt32.h"
#include "user_private.h"
#include "wine/server.h"
#include "wine/debug.h"
#include "wine/exception.h"
WINE_DEFAULT_DEBUG_CHANNEL(win);
struct {
int next;
HDC16 dcs[5];
HWND16 wnds[5];
} dcc = {0};
/* Workaround for ReactOS */
BOOL is_reactos()
{
static BOOL detected;
static BOOL is;
HKEY hKey;
CHAR name[100];
DWORD dwType, dwSize = sizeof(name);
if (detected)
return is;
detected = TRUE;
if (ERROR_SUCCESS != RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion", 0, KEY_QUERY_VALUE, &hKey))
return FALSE;
if (ERROR_SUCCESS != RegQueryValueExA(hKey, "ProductName", NULL, &dwType, (LPBYTE)name, &dwSize))
{
RegCloseKey(hKey);
return FALSE;
}
RegCloseKey(hKey);
if (dwType != REG_SZ)
return FALSE;
is = strstr(name, "ReactOS") != NULL;
return is;
}
void WINAPI K32WOWHandle16Destroy(HANDLE handle, WOW_HANDLE_TYPE type);
void WINAPI K32WOWHandle16DestroyHint(HANDLE handle, WOW_HANDLE_TYPE type);
BOOL16 WINAPI IsOldWindowsTask(HINSTANCE16 hInst);
BYTE get_aflags(HMODULE16 hModule);
/* size of buffer needed to store an atom string */
#define ATOM_BUFFER_SIZE 256
/* handle <--> handle16 conversions */
#define HANDLE_16(h32) (LOWORD(h32))
#define HANDLE_32(h16) ((HANDLE)(ULONG_PTR)(h16))
/* wine(25cc380b8ed41652b135657ef7651beef2f20ae4) dlls/user32/menu.c */
BOOL is_win_menu_disallowed(DWORD style)
{
return (style & (WS_CHILD | WS_POPUP)) == WS_CHILD;
}
static HWND16 hwndSysModal;
static struct list class_list = LIST_INIT( class_list );
struct wnd_enum_info
{
WNDENUMPROC16 proc;
LPARAM param;
};
/* callback for 16-bit window enumeration functions */
static BOOL CALLBACK wnd_enum_callback( HWND hwnd, LPARAM param )
{
const struct wnd_enum_info *info = (struct wnd_enum_info *)param;
WORD args[3];
DWORD ret;
args[2] = HWND_16(hwnd);
args[1] = HIWORD(info->param);
args[0] = LOWORD(info->param);
WOWCallback16Ex( (DWORD)info->proc, WCB16_PASCAL, sizeof(args), args, &ret );
return LOWORD(ret);
}
/* convert insert after window handle to 32-bit */
static inline HWND full_insert_after_hwnd( HWND16 hwnd )
{
if (hwnd == (HWND)0xffff)
return HWND_TOPMOST;
if (hwnd == (HWND)0xfffe)
return HWND_NOTOPMOST;
if (hwnd == (HWND)HWND_TOP)
return HWND_TOP;
if (hwnd == (HWND)HWND_BOTTOM)
return HWND_BOTTOM;
HWND ret = WIN_Handle32( hwnd );
return ret;
}
BOOL CALLBACK remove_wndproc(HWND hwnd, LPARAM lparam)
{
if (GetExePtr(GetWindowWord16(HWND_16(hwnd), GWL_HINSTANCE)) == lparam)
{
TRACE("HWND %x WNDPROC removed\n", hwnd);
EnumChildWindows(hwnd, remove_wndproc, lparam);
SetWindowLongPtrA(hwnd, GWLP_WNDPROC, DefWindowProcA);
}
return TRUE;
}
BOOL CALLBACK enum_thread_window(HWND hwnd, LPARAM lparam)
{
struct class_entry *clazz = (struct class_entry*)lparam;
if (GetClassWord(hwnd, GCW_ATOM) == clazz->atom)
{
if (GetWindowLongPtrA(hwnd, GWLP_WNDPROC) != DefWindowProcA)
{
TRACE("HWND %x WNDPROC removed\n", hwnd);
SetWindowLongPtrA(hwnd, GWLP_WNDPROC, DefWindowProcA);
}
TRACE("HWND %x destroyed\n", hwnd);
DestroyWindow(hwnd);
}
return TRUE;
}
void free_module_classes( HINSTANCE16 inst )
{
struct class_entry *class, *next;
EnumThreadWindows(GetCurrentThreadId(), remove_wndproc, (LPARAM)inst);
LIST_FOR_EACH_ENTRY_SAFE( class, next, &class_list, struct class_entry, entry )
{
if (class->inst != inst) continue;
list_remove( &class->entry );
if (!UnregisterClassA( (LPCSTR)MAKEINTATOM(class->atom), HINSTANCE_32(class->inst) ))
{
if (GetLastError() == ERROR_CLASS_HAS_WINDOWS)
{
EnumThreadWindows( GetCurrentThreadId(), enum_thread_window, (LPARAM)class );
UnregisterClassA( (LPCSTR)MAKEINTATOM(class->atom), HINSTANCE_32(class->inst) );
}
}
WNDCLASS16Info[class->atom].allocated = FALSE;
TRACE("Class %s unregistered\n", debugstr_a(class->win32_classname));
HeapFree( GetProcessHeap(), 0, class );
}
}
BOOL is_dialog(HWND hwnd)
{
struct WW
{
union
{
DWORD state;
struct
{
int WFMPRESENT : 1;
int WFVPRESENT : 1;
int WFHPRESENT : 1;
int WFCPRESENT : 1;
int WFSENDSIZEMOVE : 1;
int WFMSGBOX : 1;
int WFFRAMEON : 1;
int WFHASSPB : 1;
int WFNONCPAINT : 1;
int WFSENDERASEBKGND : 1;
int WFERASEBKGND : 1;
int WFSENDNCPAINT : 1;
int WFINTERNALPAINT : 1;
int WFUPDATEDIRTY : 1;
int WFHIDDENPOPUP : 1;
int WFMENUDRAW : 1;
int WFDIALOGWINDOW : 1;
/*...*/
} stateFlags;
};
DWORD state2;
DWORD exstyle;
DWORD style;
/*...*/
};
BOOL ret = FALSE;
if (is_reactos())
{
/* see dialog.c DIALOG_CreateIndirect16 */
return HIWORD(GetWindowLongPtrW(hwnd, GWLP_HINSTANCE)) == 0xfefe;
}
/* undocumented, GetWindowLongW(hwnd, -1) returns a pointer to the internal window structure */
struct WW *ww = GetWindowLongW(hwnd, -1);
if (!ww)
return FALSE;
__TRY
{
if (ww->stateFlags.WFDIALOGWINDOW)
ret = TRUE;
}
__EXCEPT_ALL
{
}
__ENDTRY
return ret;
}
struct ThreadWindows
{
UINT numHandles;
UINT numAllocs;
HWND *handles;
};
static BOOL CALLBACK MSGBOX_EnumProc(HWND hwnd, LPARAM lParam)
{
struct ThreadWindows *threadWindows = (struct ThreadWindows *)lParam;
if (!EnableWindow(hwnd, FALSE))
{
if(threadWindows->numHandles >= threadWindows->numAllocs)
{
threadWindows->handles = HeapReAlloc(GetProcessHeap(), 0, threadWindows->handles,
(threadWindows->numAllocs*2)*sizeof(HWND));
threadWindows->numAllocs *= 2;
}
threadWindows->handles[threadWindows->numHandles++]=hwnd;
}
return TRUE;
}
/**************************************************************************
* MessageBox (USER.1)
*/
INT16 WINAPI MessageBox16( HWND16 hwnd, LPCSTR text, LPCSTR title, UINT16 type )
{
DWORD count;
struct ThreadWindows threadWindows;
ReleaseThunkLock(&count);
#ifdef ATTACH_THREAD_INPUT
//Force to set window to foreground.
DWORD foregroundID = GetWindowThreadProcessId(GetForegroundWindow(), NULL);
AttachThreadInput(GetCurrentThreadId(), foregroundID, TRUE);
#endif
if ((type & MB_TASKMODAL) && (hwnd == NULL))
{
threadWindows.numHandles = 0;
threadWindows.numAllocs = 10;
threadWindows.handles = HeapAlloc(GetProcessHeap(), 0, 10*sizeof(HWND));
EnumThreadWindows(GetCurrentThreadId(), MSGBOX_EnumProc, (LPARAM)&threadWindows);
}
int ret = MessageBoxA( WIN_Handle32(hwnd), text, title, type & ~MB_TASKMODAL );
if ((type & MB_TASKMODAL) && (hwnd == NULL))
{
for (int i = 0; i < threadWindows.numHandles; i++)
EnableWindow(threadWindows.handles[i], TRUE);
HeapFree(GetProcessHeap(), 0, threadWindows.handles);
}
#ifdef ATTACH_THREAD_INPUT
AttachThreadInput(GetCurrentThreadId(), foregroundID, FALSE);
#endif
RestoreThunkLock(count);
return ret;
}
#include <pshpack1.h>
typedef struct
{
BYTE pop_eax; /* 58 */
BYTE push_imm; /* 68 */
LPVOID this_;
BYTE push_eax; /* 50 */
BYTE jmp; /* E9 */
UINT_PTR func;
BOOL used;
LPVOID param;
} TIMERTHUNK;
#include <poppack.h>
static TIMERTHUNK *timer_thunk_array;
static int MAX_TIMER_THUNK;
static void init_timer_thunk()
{
if (timer_thunk_array)
return;
MAX_TIMER_THUNK = 4096 / sizeof(TIMERTHUNK);
timer_thunk_array = VirtualAlloc(NULL, MAX_TIMER_THUNK * sizeof(TIMERTHUNK), MEM_COMMIT, PAGE_EXECUTE_READWRITE);
}
static TIMERTHUNK *init_timer_thunk_data(LPVOID param, int i, LPVOID func)
{
timer_thunk_array[i].pop_eax = 0x58;
timer_thunk_array[i].push_imm = 0x68;
timer_thunk_array[i].this_ = timer_thunk_array + i;
timer_thunk_array[i].push_eax = 0x50;
timer_thunk_array[i].jmp = 0xE9;
timer_thunk_array[i].func = (UINT_PTR)func - (UINT_PTR)(&timer_thunk_array[i].func + 1);
timer_thunk_array[i].used = TRUE;
timer_thunk_array[i].param = param;
return timer_thunk_array + i;
}
static TIMERPROC allocate_timer_thunk(LPVOID param, LPVOID func, BOOL re)
{
init_timer_thunk();
if (re)
{
for (int i = 0; i < MAX_TIMER_THUNK; i++)
{
if (timer_thunk_array[i].used && timer_thunk_array[i].param == param)
{
return (TIMERPROC)(timer_thunk_array + i);
}
}
}
for (int i = 0; i < MAX_TIMER_THUNK; i++)
{
if (!timer_thunk_array[i].used)
{
return (TIMERPROC)init_timer_thunk_data(param, i, func);
}
}
ERR("could not allocate timer thunk!\n");
return NULL;
}
VOID CALLBACK TimerProc_Thunk(TIMERTHUNK *data, HWND hWnd, UINT msg, UINT_PTR wp, DWORD lp)
{
CallWindowProc16(data->param, HWND_16(hWnd), msg, wp, lp);
return;
}
BOOL is_timer_thunk(TIMERPROC proc)
{
return timer_thunk_array <= proc && proc < timer_thunk_array + MAX_TIMER_THUNK;
}
/***********************************************************************
* SetTimer (USER.10)
*/
UINT16 WINAPI SetTimer16( HWND16 hwnd, UINT16 id, UINT16 timeout, TIMERPROC16 proc )
{
TIMERPROC proc32;
UINT ret;
if (proc == NULL)
{
return SetTimer(WIN_Handle32(hwnd), id, timeout, NULL);
}
proc32 = allocate_timer_thunk(proc, TimerProc_Thunk, TRUE);
ret = SetTimer( WIN_Handle32(hwnd), id, timeout, proc32 );
return ret;
}
/***********************************************************************
* SetSystemTimer (USER.11)
*/
UINT16 WINAPI SetSystemTimer16( HWND16 hwnd, UINT16 id, UINT16 timeout, TIMERPROC16 proc )
{
TIMERPROC proc32 = proc == NULL ? NULL : allocate_timer_thunk(proc, TimerProc_Thunk, TRUE);
if (!SetSystemTimer)
{
ERR("SetSystemTimer NULL\n");
return 0;
}
return SetSystemTimer( WIN_Handle32(hwnd), id, timeout, proc32 );
}
/**************************************************************************
* KillTimer (USER.12)
*/
BOOL16 WINAPI KillTimer16( HWND16 hwnd, UINT16 id )
{
return KillTimer( WIN_Handle32(hwnd), id );
}
/**************************************************************************
* SetCapture (USER.18)
*/
HWND16 WINAPI SetCapture16( HWND16 hwnd )
{
return HWND_16( SetCapture( WIN_Handle32(hwnd) ));
}
/**************************************************************************
* ReleaseCapture (USER.19)
*/
BOOL16 WINAPI ReleaseCapture16(void)
{
BOOL result = ReleaseCapture();
static BOOL checked_is_windows_10;
static BOOL is_windows_10_or_later;
if (!checked_is_windows_10)
{
checked_is_windows_10 = TRUE;
is_windows_10_or_later = GetProcAddress(GetModuleHandleA("KERNEL32"), "InitializeEnclave") != NULL;
}
if (is_windows_10_or_later)
{
/* Windows 10 doesn't send WM_MOUSEMOVE */
#if 0
POINT point;
if (GetCursorPos(&point))
{
HWND hwnd = GetCapture();
if (!hwnd)
hwnd = WindowFromPoint(point);
if (hwnd)
PostMessageA(hwnd, WM_MOUSEMOVE, 0, MAKELPARAM(point.x, point.y));
}
#endif
INPUT input;
input.type = INPUT_MOUSE;
input.mi.mouseData = 0;
input.mi.dwFlags = MOUSEEVENTF_MOVE;
input.mi.time = 0;
input.mi.dwExtraInfo = 0;
input.mi.dx = 1;
input.mi.dy = 0;
SendInput(1, &input, sizeof(input));
input.mi.dx = -1;
input.mi.dy = 0;
SendInput(1, &input, sizeof(input));
}
return result;
}
/**************************************************************************
* SetFocus (USER.22)
*/
HWND16 WINAPI SetFocus16( HWND16 hwnd )
{
DWORD count;
HWND16 result;
ReleaseThunkLock(&count);
result = HWND_16(SetFocus(WIN_Handle32(hwnd)));
RestoreThunkLock(count);
return result;
}
/**************************************************************************
* GetFocus (USER.23)
*/
HWND16 WINAPI GetFocus16(void)
{
return HWND_16( GetFocus() );
}
/**************************************************************************
* RemoveProp (USER.24)
*/
HANDLE16 WINAPI RemoveProp16( HWND16 hwnd, LPCSTR str )
{
return HANDLE_16(RemovePropA( WIN_Handle32(hwnd), str ));
}
/**************************************************************************
* GetProp (USER.25)
*/
HANDLE16 WINAPI GetProp16( HWND16 hwnd, LPCSTR str )
{
return HANDLE_16(GetPropA( WIN_Handle32(hwnd), str ));
}
/**************************************************************************
* SetProp (USER.26)
*/
BOOL16 WINAPI SetProp16( HWND16 hwnd, LPCSTR str, HANDLE16 handle )
{
return SetPropA( WIN_Handle32(hwnd), str, HANDLE_32(handle) );
}
/***********************************************************************
* EnumProps (USER.27)
*/
INT16 WINAPI EnumProps16( HWND16 hwnd, PROPENUMPROC16 func )
{
ERR("(%04x,%08x)\n", hwnd, func);
return 0;
#if 0
int ret = -1, i, count, total = 32;
property_data_t *list;
while (total)
{
if (!(list = HeapAlloc( GetProcessHeap(), 0, total * sizeof(*list) ))) break;
count = 0;
SERVER_START_REQ( get_window_properties )
{
req->window = wine_server_user_handle( HWND_32(hwnd) );
wine_server_set_reply( req, list, total * sizeof(*list) );
if (!wine_server_call( req )) count = reply->total;
}
SERVER_END_REQ;
if (count && count <= total)
{
char string[ATOM_BUFFER_SIZE];
SEGPTR segptr = MapLS( string );
WORD args[4];
DWORD result;
for (i = 0; i < count; i++)
{
if (list[i].string) /* it was a string originally */
{
if (!GlobalGetAtomNameA( list[i].atom, string, ATOM_BUFFER_SIZE )) continue;
args[3] = hwnd;
args[2] = SELECTOROF(segptr);
args[1] = OFFSETOF(segptr);
args[0] = LOWORD(list[i].data);
}
else
{
args[3] = hwnd;
args[2] = 0;
args[1] = list[i].atom;
args[0] = LOWORD(list[i].data);
}
WOWCallback16Ex( (DWORD)func, WCB16_PASCAL, sizeof(args), args, &result );
if (!(ret = LOWORD(result))) break;
}
UnMapLS( segptr );
HeapFree( GetProcessHeap(), 0, list );
break;
}
HeapFree( GetProcessHeap(), 0, list );
total = count; /* restart with larger buffer */
}
return ret;
#endif
}
/**************************************************************************
* ClientToScreen (USER.28)
*/
void WINAPI ClientToScreen16( HWND16 hwnd, LPPOINT16 lppnt )
{
MapWindowPoints16( hwnd, 0, lppnt, 1 );
}
/**************************************************************************
* ScreenToClient (USER.29)
*/
void WINAPI ScreenToClient16( HWND16 hwnd, LPPOINT16 lppnt )
{
MapWindowPoints16( 0, hwnd, lppnt, 1 );
}
/**************************************************************************
* WindowFromPoint (USER.30)
*/
HWND16 WINAPI WindowFromPoint16( POINT16 pt )
{
POINT pt32;
pt32.x = pt.x;
pt32.y = pt.y;
return HWND_16( WindowFromPoint( pt32 ) );
}
/**************************************************************************
* IsIconic (USER.31)
*/
BOOL16 WINAPI IsIconic16(HWND16 hwnd)
{
return IsIconic( WIN_Handle32(hwnd) );
}
/**************************************************************************
* GetWindowRect (USER.32)
*/
void WINAPI GetWindowRect16( HWND16 hwnd, LPRECT16 rect )
{
RECT rect32;
if (GetWindowRect( WIN_Handle32(hwnd), &rect32 ))
{
rect->left = rect32.left;
rect->top = rect32.top;
rect->right = rect32.right;
rect->bottom = rect32.bottom;
}
}
/**************************************************************************
* GetClientRect (USER.33)
*/
void WINAPI GetClientRect16( HWND16 hwnd, LPRECT16 rect )
{
RECT rect32;
if (GetClientRect( WIN_Handle32(hwnd), &rect32 ))
{
rect->left = rect32.left;
rect->top = rect32.top;
rect->right = rect32.right;
rect->bottom = rect32.bottom;
}
}
/**************************************************************************
* EnableWindow (USER.34)
*/
BOOL16 WINAPI EnableWindow16( HWND16 hwnd, BOOL16 enable )
{
DWORD count;
ReleaseThunkLock(&count);
BOOL16 result = EnableWindow( WIN_Handle32(hwnd), enable );
RestoreThunkLock(count);
return result;
}
/**************************************************************************
* IsWindowEnabled (USER.35)
*/
BOOL16 WINAPI IsWindowEnabled16(HWND16 hwnd)
{
return IsWindowEnabled( WIN_Handle32(hwnd) );
}
/**************************************************************************
* GetWindowText (USER.36)
*/
INT16 WINAPI GetWindowText16( HWND16 hwnd, SEGPTR lpString, INT16 nMaxCount )
{
return SendMessage16( hwnd, WM_GETTEXT, nMaxCount, lpString );
}
/**************************************************************************
* SetWindowText (USER.37)
*/
BOOL16 WINAPI SetWindowText16( HWND16 hwnd, SEGPTR lpString )
{
if (IsBadReadPtr16(lpString, 1)) return FALSE;
return SendMessage16( hwnd, WM_SETTEXT, 0, lpString );
}
/**************************************************************************
* GetWindowTextLength (USER.38)
*/
INT16 WINAPI GetWindowTextLength16( HWND16 hwnd )
{
return SendMessage16( hwnd, WM_GETTEXTLENGTH, 0, 0 );
}
/***********************************************************************
* BeginPaint (USER.39)
*/
HDC16 WINAPI BeginPaint16( HWND16 hwnd, LPPAINTSTRUCT16 lps )
{
PAINTSTRUCT ps = { 0 };
BeginPaint( WIN_Handle32(hwnd), &ps );
lps->hdc = HDC_16(ps.hdc);
lps->fErase = ps.fErase;
lps->rcPaint.top = ps.rcPaint.top;
lps->rcPaint.left = ps.rcPaint.left;
lps->rcPaint.right = ps.rcPaint.right;
lps->rcPaint.bottom = ps.rcPaint.bottom;
lps->fRestore = ps.fRestore;
lps->fIncUpdate = ps.fIncUpdate;
if (IsOldWindowsTask(GetCurrentTask()) && !(get_aflags(GetExePtr(GetCurrentTask())) & NE_AFLAGS_WIN2_PROTMODE) && (GetCurrentObject(ps.hdc, OBJ_FONT) == GetStockObject(SYSTEM_FONT)))
SelectObject(ps.hdc, GetStockObject(SYSTEM_FIXED_FONT));
return lps->hdc;
}
/***********************************************************************
* EndPaint (USER.40)
*/
BOOL16 WINAPI EndPaint16( HWND16 hwnd, const PAINTSTRUCT16* lps )
{
PAINTSTRUCT ps = { 0 };
ps.hdc = HDC_32(lps->hdc);
ps.fErase = lps->fErase;
ps.rcPaint.top = lps->rcPaint.top;
ps.rcPaint.left = lps->rcPaint.left;
ps.rcPaint.right = lps->rcPaint.right;
ps.rcPaint.bottom = lps->rcPaint.bottom;
ps.fRestore = lps->fRestore;
ps.fIncUpdate = lps->fIncUpdate;
BOOL result = EndPaint( WIN_Handle32(hwnd), &ps );
if (result)
{
for (int i = 0; i < 5; i++)
{
if (dcc.dcs[i] == lps->hdc)
{
dcc.dcs[i] = 0;
dcc.wnds[i] = 0;
}
}
K32WOWHandle16DestroyHint(ps.hdc, WOW_TYPE_HDC);
}
return result;
}
/***********************************************************************
* CreateWindow (USER.41)
*/
HWND16 WINAPI CreateWindow16( LPCSTR className, LPCSTR windowName,
DWORD style, INT16 x, INT16 y, INT16 width,
INT16 height, HWND16 parent, HMENU16 menu,
HINSTANCE16 instance, LPVOID data )
{
return CreateWindowEx16( 0, className, windowName, style,
x, y, width, height, parent, menu, instance, data );
}
/**************************************************************************
* ShowWindow (USER.42)
*/
BOOL16 WINAPI ShowWindow16( HWND16 hwnd, INT16 cmd )
{
DWORD count;
ReleaseThunkLock(&count);
#ifdef ATTACH_THREAD_INPUT
DWORD foregroundID = GetWindowThreadProcessId(GetForegroundWindow(), NULL);
//Attach
AttachThreadInput(GetCurrentThreadId(), foregroundID, TRUE);
#endif
BOOL ret = ShowWindow( WIN_Handle32(hwnd), cmd );
#ifdef ATTACH_THREAD_INPUT
//Dettach
AttachThreadInput(GetCurrentThreadId(), foregroundID, FALSE);
#endif
RestoreThunkLock(count);
return ret;
}
/**************************************************************************
* CloseWindow (USER.43)
*/
BOOL16 WINAPI CloseWindow16( HWND16 hwnd )
{
DWORD count;
ReleaseThunkLock(&count);
BOOL16 result = CloseWindow( WIN_Handle32(hwnd) );
RestoreThunkLock(count);
return result;
}
/**************************************************************************
* OpenIcon (USER.44)
*/
BOOL16 WINAPI OpenIcon16( HWND16 hwnd )
{
return OpenIcon( WIN_Handle32(hwnd) );
}
/**************************************************************************
* BringWindowToTop (USER.45)
*/
BOOL16 WINAPI BringWindowToTop16( HWND16 hwnd )
{
DWORD count;
BOOL16 result;
ReleaseThunkLock(&count);
#ifdef ATTACH_THREAD_INPUT
//Force to set window to foreground.
DWORD foregroundID = GetWindowThreadProcessId(GetForegroundWindow(), NULL);
AttachThreadInput(GetCurrentThreadId(), foregroundID, TRUE);
#endif
result = (BOOL16)BringWindowToTop( WIN_Handle32(hwnd) );
#ifdef ATTACH_THREAD_INPUT
AttachThreadInput(GetCurrentThreadId(), foregroundID, FALSE);
#endif
RestoreThunkLock(count);
return result;
}
/**************************************************************************
* GetParent (USER.46)
*/
HWND16 WINAPI GetParent16( HWND16 hwnd )
{
return HWND_16( GetParent( WIN_Handle32(hwnd) ));
}
/**************************************************************************
* IsWindow (USER.47)
*/
BOOL16 WINAPI IsWindow16( HWND16 hwnd )
{
STACK16FRAME *frame = MapSL( (SEGPTR)getWOW32Reserved() );
frame->es = USER_HeapSel;
HWND hwnd32 = HWND_32(hwnd);
if (!HIWORD(hwnd32))
{
/* invalid handle */
return FALSE;
}
/* don't use WIN_Handle32 here, we don't care about the full handle */
return IsWindow( hwnd32 );
}
/**************************************************************************
* IsChild (USER.48)
*/
BOOL16 WINAPI IsChild16( HWND16 parent, HWND16 child )
{
return IsChild( WIN_Handle32(parent), WIN_Handle32(child) );
}
/**************************************************************************
* IsWindowVisible (USER.49)
*/
BOOL16 WINAPI IsWindowVisible16( HWND16 hwnd )
{
return IsWindowVisible( WIN_Handle32(hwnd) );
}
HWND16 WINAPI FindWindowEx16(HWND16 parent, HWND16 child, LPCSTR className, LPCSTR title);
/**************************************************************************
* FindWindow (USER.50)
*/
HWND16 WINAPI FindWindow16( LPCSTR className, LPCSTR title )
{
return FindWindowEx16( (HWND16)NULL, (HWND16)NULL, className, title );
}
/**************************************************************************
* DestroyWindow (USER.53)
*/
BOOL16 WINAPI DestroyWindow16( HWND16 hwnd )
{
DWORD count;
BOOL result;
HMENU16 hmenu16 = GetMenu16(hwnd);
ReleaseThunkLock(&count);
result = DestroyWindow(WIN_Handle32(hwnd));
RestoreThunkLock(count);
if (result && IsMenu16(hmenu16))
DestroyMenu16(hmenu16);
return result;
}
/*******************************************************************
* EnumWindows (USER.54)
*/
BOOL16 WINAPI EnumWindows16( WNDENUMPROC16 func, LPARAM lParam )
{
struct wnd_enum_info info;
info.proc = func;
info.param = lParam;
return EnumWindows( wnd_enum_callback, (LPARAM)&info );
}
/**********************************************************************
* EnumChildWindows (USER.55)
*/
BOOL16 WINAPI EnumChildWindows16( HWND16 parent, WNDENUMPROC16 func, LPARAM lParam )
{
struct wnd_enum_info info;
info.proc = func;
info.param = lParam;
return EnumChildWindows( WIN_Handle32(parent), wnd_enum_callback, (LPARAM)&info );
}
/**************************************************************************
* MoveWindow (USER.56)
*/
BOOL16 WINAPI MoveWindow16( HWND16 hwnd, INT16 x, INT16 y, INT16 cx, INT16 cy, BOOL16 repaint )
{
return SetWindowPos16(hwnd, 0, x, y, cx, cy, SWP_NOZORDER | SWP_NOACTIVATE | (repaint ? 0 : SWP_NOREDRAW));
}
/***********************************************************************
* RegisterClass (USER.57)
*/
BOOL16 WINAPI RegisterClass16( const WNDCLASS16 *wc )
{
WNDCLASSEX16 wcex;
wcex.cbSize = sizeof(wcex);
wcex.style = wc->style;
wcex.lpfnWndProc = wc->lpfnWndProc;
wcex.cbClsExtra = wc->cbClsExtra;
wcex.cbWndExtra = wc->cbWndExtra;
wcex.hInstance = wc->hInstance;
wcex.hIcon = wc->hIcon;
wcex.hCursor = wc->hCursor;
wcex.hbrBackground = wc->hbrBackground;
wcex.lpszMenuName = wc->lpszMenuName;
wcex.lpszClassName = wc->lpszClassName;
wcex.hIconSm = 0;
return RegisterClassEx16( &wcex ) != 0;
}
/**************************************************************************
* GetClassName (USER.58)
*/
INT16 WINAPI GetClassName16( HWND16 hwnd, LPSTR buffer, INT16 count )
{
char sclassName[200];
SIZE_T len = sizeof(sclassName) / sizeof(sclassName[0]);
LPSTR className = sclassName;
SIZE_T clen;
if (count == 0)
return 0;
if (count == 1)
{
buffer[0] = '\0';
return 0;
}
while (TRUE)
{
clen = GetClassNameA(WIN_Handle32(hwnd), className, len);
//className is truncated
if (len - 1 == clen)
{
LPVOID heap;
if (className != sclassName)
{
heap = HeapReAlloc(GetProcessHeap(), 0, className, len * 2);
}
else
{
heap = HeapAlloc(GetProcessHeap(), 0, len * 2);
}
if (!heap)
break;
className = (LPSTR)heap;
len *= 2;
continue;
}
break;
}
if (clen > 32767)
{
clen = 32767;
}
if (clen != 0)
{
struct class_entry *entry = find_win32_class(className);
if (!entry)
{
clen = min(clen, (SIZE_T)(count - 1));
memcpy(buffer, className, clen);
buffer[clen] = 0;
}
else
{
clen = min(strlen(entry->classInfo.lpszClassName), (SIZE_T)(count - 1));