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WIN_ListParents no longer needs to be exported, make it static.

This commit is contained in:
Alexandre Julliard 2005-01-31 16:46:47 +00:00
parent f777d70a63
commit 932a65dddc
3 changed files with 70 additions and 72 deletions
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1
dlls/user/user32.spec
View File

@ -735,7 +735,6 @@
@ cdecl WIN_GetPtr(long)
@ cdecl WIN_LinkWindow(long long long)
@ cdecl WIN_ListChildren(long)
@ cdecl WIN_ListParents(long)
@ cdecl WIN_ReleaseWndPtr(ptr)
@ cdecl WIN_SetExStyle(long long)
@ cdecl WIN_SetStyle(long long long)

1
include/win.h
View File

@ -93,7 +93,6 @@ extern LRESULT WIN_DestroyWindow( HWND hwnd );
extern void WIN_DestroyThreadWindows( HWND hwnd );
extern BOOL WIN_CreateDesktopWindow(void);
extern BOOL WIN_IsWindowDrawable( HWND hwnd, BOOL );
extern HWND *WIN_ListParents( HWND hwnd );
extern HWND *WIN_ListChildren( HWND hwnd );
extern void MDI_CalcDefaultChildPos( HWND hwndClient, INT total, LPPOINT lpPos, INT delta );

140
windows/win.c
View File

@ -193,6 +193,72 @@ static HWND *list_window_children( HWND hwnd, ATOM atom, DWORD tid )
}
/*******************************************************************
* list_window_parents
*
* Build an array of all parents of a given window, starting with
* the immediate parent. The array must be freed with HeapFree.
* Returns NULL if window is a top-level window.
*/
static HWND *list_window_parents( HWND hwnd )
{
WND *win;
HWND current, *list;
int pos = 0, size = 16, count = 0;
if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
current = hwnd;
for (;;)
{
if (!(win = WIN_GetPtr( current ))) goto empty;
if (win == WND_OTHER_PROCESS) break; /* need to do it the hard way */
list[pos] = win->parent;
WIN_ReleasePtr( win );
if (!(current = list[pos]))
{
if (!pos) goto empty;
return list;
}
if (++pos == size - 1)
{
/* need to grow the list */
HWND *new_list = HeapReAlloc( GetProcessHeap(), 0, list, (size+16) * sizeof(HWND) );
if (!new_list) goto empty;
list = new_list;
size += 16;
}
}
/* at least one parent belongs to another process, have to query the server */
for (;;)
{
count = 0;
SERVER_START_REQ( get_window_parents )
{
req->handle = hwnd;
wine_server_set_reply( req, list, (size-1) * sizeof(HWND) );
if (!wine_server_call( req )) count = reply->count;
}
SERVER_END_REQ;
if (!count) goto empty;
if (size > count)
{
list[count] = 0;
return list;
}
HeapFree( GetProcessHeap(), 0, list );
size = count + 1;
if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
}
empty:
HeapFree( GetProcessHeap(), 0, list );
return NULL;
}
/*******************************************************************
* send_parent_notify
*/
@ -2549,7 +2615,7 @@ HWND WINAPI GetAncestor( HWND hwnd, UINT type )
break;
case GA_ROOT:
if (!(list = WIN_ListParents( hwnd ))) return 0;
if (!(list = list_window_parents( hwnd ))) return 0;
if (!list[0] || !list[1]) ret = WIN_GetFullHandle( hwnd ); /* top-level window */
else
@ -2647,7 +2713,7 @@ HWND WINAPI SetParent( HWND hwnd, HWND parent )
*/
BOOL WINAPI IsChild( HWND parent, HWND child )
{
HWND *list = WIN_ListParents( child );
HWND *list = list_window_parents( child );
int i;
BOOL ret;
@ -2670,7 +2736,7 @@ BOOL WINAPI IsWindowVisible( HWND hwnd )
int i;
if (!(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)) return FALSE;
if (!(list = WIN_ListParents( hwnd ))) return TRUE;
if (!(list = list_window_parents( hwnd ))) return TRUE;
for (i = 0; list[i]; i++)
if (!(GetWindowLongW( list[i], GWL_STYLE ) & WS_VISIBLE)) break;
retval = !list[i];
@ -2696,7 +2762,7 @@ BOOL WIN_IsWindowDrawable( HWND hwnd, BOOL icon )
if (!(style & WS_VISIBLE)) return FALSE;
if ((style & WS_MINIMIZE) && icon && GetClassLongA( hwnd, GCL_HICON )) return FALSE;
if (!(list = WIN_ListParents( hwnd ))) return TRUE;
if (!(list = list_window_parents( hwnd ))) return TRUE;
for (i = 0; list[i]; i++)
if ((GetWindowLongW( list[i], GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != WS_VISIBLE)
break;
@ -2846,72 +2912,6 @@ HWND WINAPI GetLastActivePopup( HWND hwnd )
}
/*******************************************************************
* WIN_ListParents
*
* Build an array of all parents of a given window, starting with
* the immediate parent. The array must be freed with HeapFree.
* Returns NULL if window is a top-level window.
*/
HWND *WIN_ListParents( HWND hwnd )
{
WND *win;
HWND current, *list;
int pos = 0, size = 16, count = 0;
if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
current = hwnd;
for (;;)
{
if (!(win = WIN_GetPtr( current ))) goto empty;
if (win == WND_OTHER_PROCESS) break; /* need to do it the hard way */
list[pos] = win->parent;
WIN_ReleasePtr( win );
if (!(current = list[pos]))
{
if (!pos) goto empty;
return list;
}
if (++pos == size - 1)
{
/* need to grow the list */
HWND *new_list = HeapReAlloc( GetProcessHeap(), 0, list, (size+16) * sizeof(HWND) );
if (!new_list) goto empty;
list = new_list;
size += 16;
}
}
/* at least one parent belongs to another process, have to query the server */
for (;;)
{
count = 0;
SERVER_START_REQ( get_window_parents )
{
req->handle = hwnd;
wine_server_set_reply( req, list, (size-1) * sizeof(HWND) );
if (!wine_server_call( req )) count = reply->count;
}
SERVER_END_REQ;
if (!count) goto empty;
if (size > count)
{
list[count] = 0;
return list;
}
HeapFree( GetProcessHeap(), 0, list );
size = count + 1;
if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) return NULL;
}
empty:
HeapFree( GetProcessHeap(), 0, list );
return NULL;
}
/*******************************************************************
* WIN_ListChildren
*