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Store the window id as a property instead of accessing the WND 

structure directly.
Fetch the update region from the server and remove a lot of obsolete
code.
oldstable
Alexandre Julliard 2005-01-19 17:02:50 +00:00
parent 47fe880924
commit cc3cf401b3
1 changed files with 73 additions and 311 deletions
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384
dlls/ttydrv/wnd.c
View File

@ -21,6 +21,7 @@
#include "config.h"
#include "ttydrv.h"
#include "ntstatus.h"
#include "win.h"
#include "winpos.h"
#include "wownt32.h"
@ -37,6 +38,45 @@ WINE_DEFAULT_DEBUG_CHANNEL(ttydrv);
#define SWP_AGG_STATUSFLAGS \
(SWP_AGG_NOPOSCHANGE | SWP_FRAMECHANGED | SWP_HIDEWINDOW | SWP_SHOWWINDOW)
/***********************************************************************
* get_server_visible_region
*/
static HRGN get_server_visible_region( HWND hwnd, HWND top, UINT flags )
{
RGNDATA *data;
NTSTATUS status;
HRGN ret = 0;
size_t size = 256;
do
{
if (!(data = HeapAlloc( GetProcessHeap(), 0, sizeof(*data) + size - 1 ))) return 0;
SERVER_START_REQ( get_visible_region )
{
req->window = hwnd;
req->top_win = top;
req->flags = flags;
wine_server_set_reply( req, data->Buffer, size );
if (!(status = wine_server_call( req )))
{
size_t reply_size = wine_server_reply_size( reply );
data->rdh.dwSize = sizeof(data->rdh);
data->rdh.iType = RDH_RECTANGLES;
data->rdh.nCount = reply_size / sizeof(RECT);
data->rdh.nRgnSize = reply_size;
ret = ExtCreateRegion( NULL, size, data );
}
else size = reply->total_size;
}
SERVER_END_REQ;
HeapFree( GetProcessHeap(), 0, data );
} while (status == STATUS_BUFFER_OVERFLOW);
if (status) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/***********************************************************************
* set_window_pos
*
@ -92,9 +132,8 @@ BOOL TTYDRV_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
{
BOOL ret;
RECT rect;
HWND hwndLinkAfter;
HWND parent, hwndLinkAfter;
CBT_CREATEWNDA cbtc;
WND *wndPtr = WIN_GetPtr( hwnd );
TRACE("(%p)\n", hwnd);
@ -102,35 +141,29 @@ BOOL TTYDRV_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
SetRect( &rect, cs->x, cs->y, cs->x + cs->cx, cs->y + cs->cy );
set_window_pos( hwnd, 0, &rect, &rect, SWP_NOZORDER, 0 );
if (!wndPtr->parent) /* desktop window */
parent = GetAncestor( hwnd, GA_PARENT );
if (!parent) /* desktop window */
{
wndPtr->pDriverData = root_window;
WIN_ReleasePtr( wndPtr );
SetPropA( hwnd, "__wine_ttydrv_window", root_window );
return TRUE;
}
#ifdef WINE_CURSES
/* Only create top-level windows */
if (!(wndPtr->dwStyle & WS_CHILD))
if (parent == GetDesktopWindow())
{
WINDOW *window;
const INT cellWidth=8, cellHeight=8; /* FIXME: Hardcoded */
int x = wndPtr->rectWindow.left;
int y = wndPtr->rectWindow.top;
int cx = wndPtr->rectWindow.right - wndPtr->rectWindow.left;
int cy = wndPtr->rectWindow.bottom - wndPtr->rectWindow.top;
window = subwin( root_window, cy/cellHeight, cx/cellWidth,
y/cellHeight, x/cellWidth);
window = subwin( root_window, cs->cy/cellHeight, cs->cx/cellWidth,
cs->y/cellHeight, cs->x/cellWidth);
werase(window);
wrefresh(window);
wndPtr->pDriverData = window;
SetPropA( hwnd, "__wine_ttydrv_window", window );
}
#else /* defined(WINE_CURSES) */
FIXME("(%p): stub\n", hwnd);
#endif /* defined(WINE_CURSES) */
WIN_ReleasePtr( wndPtr );
/* Call the WH_CBT hook */
@ -163,14 +196,11 @@ BOOL TTYDRV_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
BOOL TTYDRV_DestroyWindow( HWND hwnd )
{
#ifdef WINE_CURSES
WND *wndPtr = WIN_GetPtr( hwnd );
WINDOW *window = wndPtr->pDriverData;
WINDOW *window = GetPropA( hwnd, "__wine_ttydrv_window" );
TRACE("(%p)\n", hwnd);
if (window && window != root_window) delwin(window);
wndPtr->pDriverData = NULL;
WIN_ReleasePtr( wndPtr );
#else /* defined(WINE_CURSES) */
FIXME("(%p): stub\n", hwnd);
#endif /* defined(WINE_CURSES) */
@ -178,232 +208,6 @@ BOOL TTYDRV_DestroyWindow( HWND hwnd )
}
/***********************************************************************
* DCE_GetVisRect
*
* Calculate the visible rectangle of a window (i.e. the client or
* window area clipped by the client area of all ancestors) in the
* corresponding coordinates. Return FALSE if the visible region is empty.
*/
static BOOL DCE_GetVisRect( WND *wndPtr, BOOL clientArea, RECT *lprect )
{
*lprect = clientArea ? wndPtr->rectClient : wndPtr->rectWindow;
if (wndPtr->dwStyle & WS_VISIBLE)
{
INT xoffset = lprect->left;
INT yoffset = lprect->top;
while ((wndPtr = WIN_FindWndPtr( GetAncestor(wndPtr->hwndSelf,GA_PARENT) )))
{
if ( (wndPtr->dwStyle & (WS_ICONIC | WS_VISIBLE)) != WS_VISIBLE )
{
WIN_ReleaseWndPtr(wndPtr);
goto fail;
}
xoffset += wndPtr->rectClient.left;
yoffset += wndPtr->rectClient.top;
OffsetRect( lprect, wndPtr->rectClient.left,
wndPtr->rectClient.top );
if( (wndPtr->rectClient.left >= wndPtr->rectClient.right) ||
(wndPtr->rectClient.top >= wndPtr->rectClient.bottom) ||
(lprect->left >= wndPtr->rectClient.right) ||
(lprect->right <= wndPtr->rectClient.left) ||
(lprect->top >= wndPtr->rectClient.bottom) ||
(lprect->bottom <= wndPtr->rectClient.top) )
{
WIN_ReleaseWndPtr(wndPtr);
goto fail;
}
lprect->left = max( lprect->left, wndPtr->rectClient.left );
lprect->right = min( lprect->right, wndPtr->rectClient.right );
lprect->top = max( lprect->top, wndPtr->rectClient.top );
lprect->bottom = min( lprect->bottom, wndPtr->rectClient.bottom );
WIN_ReleaseWndPtr(wndPtr);
}
OffsetRect( lprect, -xoffset, -yoffset );
return TRUE;
}
fail:
SetRectEmpty( lprect );
return FALSE;
}
/***********************************************************************
* DCE_AddClipRects
*
* Go through the linked list of windows from pWndStart to pWndEnd,
* adding to the clip region the intersection of the target rectangle
* with an offset window rectangle.
*/
static void DCE_AddClipRects( HWND parent, HWND end, HRGN hrgnClip, LPRECT lpRect, int x, int y )
{
RECT rect;
WND *pWnd;
int i;
HWND *list = WIN_ListChildren( parent );
HRGN hrgn = 0;
if (!list) return;
for (i = 0; list[i]; i++)
{
if (list[i] == end) break;
if (!(pWnd = WIN_FindWndPtr( list[i] ))) continue;
if (pWnd->dwStyle & WS_VISIBLE)
{
rect.left = pWnd->rectWindow.left + x;
rect.top = pWnd->rectWindow.top + y;
rect.right = pWnd->rectWindow.right + x;
rect.bottom = pWnd->rectWindow.bottom + y;
if( IntersectRect( &rect, &rect, lpRect ))
{
if (!hrgn) hrgn = CreateRectRgnIndirect( &rect );
else SetRectRgn( hrgn, rect.left, rect.top, rect.right, rect.bottom );
CombineRgn( hrgnClip, hrgnClip, hrgn, RGN_OR );
}
}
WIN_ReleaseWndPtr( pWnd );
}
if (hrgn) DeleteObject( hrgn );
HeapFree( GetProcessHeap(), 0, list );
}
/***********************************************************************
* DCE_GetVisRgn
*
* Return the visible region of a window, i.e. the client or window area
* clipped by the client area of all ancestors, and then optionally
* by siblings and children.
*/
static HRGN DCE_GetVisRgn( HWND hwnd, WORD flags, HWND hwndChild, WORD cflags )
{
HRGN hrgnVis = 0;
RECT rect;
WND *wndPtr = WIN_FindWndPtr( hwnd );
WND *childWnd = WIN_FindWndPtr( hwndChild );
/* Get visible rectangle and create a region with it. */
if (wndPtr && DCE_GetVisRect(wndPtr, !(flags & DCX_WINDOW), &rect))
{
if((hrgnVis = CreateRectRgnIndirect( &rect )))
{
HRGN hrgnClip = CreateRectRgn( 0, 0, 0, 0 );
INT xoffset, yoffset;
if( hrgnClip )
{
/* Compute obscured region for the visible rectangle by
* clipping children, siblings, and ancestors. Note that
* DCE_GetVisRect() returns a rectangle either in client
* or in window coordinates (for DCX_WINDOW request). */
if (flags & DCX_CLIPCHILDREN)
{
if( flags & DCX_WINDOW )
{
/* adjust offsets since child window rectangles are
* in client coordinates */
xoffset = wndPtr->rectClient.left - wndPtr->rectWindow.left;
yoffset = wndPtr->rectClient.top - wndPtr->rectWindow.top;
}
else
xoffset = yoffset = 0;
DCE_AddClipRects( wndPtr->hwndSelf, 0, hrgnClip, &rect, xoffset, yoffset );
}
/* We may need to clip children of child window, if a window with PARENTDC
* class style and CLIPCHILDREN window style (like in Free Agent 16
* preference dialogs) gets here, we take the region for the parent window
* but apparently still need to clip the children of the child window... */
if( (cflags & DCX_CLIPCHILDREN) && childWnd)
{
if( flags & DCX_WINDOW )
{
/* adjust offsets since child window rectangles are
* in client coordinates */
xoffset = wndPtr->rectClient.left - wndPtr->rectWindow.left;
yoffset = wndPtr->rectClient.top - wndPtr->rectWindow.top;
}
else
xoffset = yoffset = 0;
/* client coordinates of child window */
xoffset += childWnd->rectClient.left;
yoffset += childWnd->rectClient.top;
DCE_AddClipRects( childWnd->hwndSelf, 0, hrgnClip,
&rect, xoffset, yoffset );
}
/* sibling window rectangles are in client
* coordinates of the parent window */
if (flags & DCX_WINDOW)
{
xoffset = -wndPtr->rectWindow.left;
yoffset = -wndPtr->rectWindow.top;
}
else
{
xoffset = -wndPtr->rectClient.left;
yoffset = -wndPtr->rectClient.top;
}
if (flags & DCX_CLIPSIBLINGS && wndPtr->parent )
DCE_AddClipRects( wndPtr->parent, wndPtr->hwndSelf,
hrgnClip, &rect, xoffset, yoffset );
/* Clip siblings of all ancestors that have the
* WS_CLIPSIBLINGS style
*/
while (wndPtr->parent)
{
WND *ptr = WIN_FindWndPtr( wndPtr->parent );
WIN_ReleaseWndPtr( wndPtr );
wndPtr = ptr;
xoffset -= wndPtr->rectClient.left;
yoffset -= wndPtr->rectClient.top;
if(wndPtr->dwStyle & WS_CLIPSIBLINGS && wndPtr->parent)
{
DCE_AddClipRects( wndPtr->parent, wndPtr->hwndSelf,
hrgnClip, &rect, xoffset, yoffset );
}
}
/* Now once we've got a jumbo clip region we have
* to substract it from the visible rectangle.
*/
CombineRgn( hrgnVis, hrgnVis, hrgnClip, RGN_DIFF );
DeleteObject( hrgnClip );
}
else
{
DeleteObject( hrgnVis );
hrgnVis = 0;
}
}
}
else
hrgnVis = CreateRectRgn(0, 0, 0, 0); /* empty */
WIN_ReleaseWndPtr(wndPtr);
WIN_ReleaseWndPtr(childWnd);
return hrgnVis;
}
/***********************************************************************
* GetDC (TTYDRV.@)
*
@ -412,72 +216,36 @@ static HRGN DCE_GetVisRgn( HWND hwnd, WORD flags, HWND hwndChild, WORD cflags )
*/
BOOL TTYDRV_GetDC( HWND hwnd, HDC hdc, HRGN hrgn, DWORD flags )
{
WND *wndPtr = WIN_FindWndPtr(hwnd);
HRGN hrgnVisible = 0;
struct ttydrv_escape_set_drawable escape;
if (!wndPtr) return FALSE;
if(flags & DCX_WINDOW)
{
escape.org.x = wndPtr->rectWindow.left;
escape.org.y = wndPtr->rectWindow.top;
RECT rect;
GetWindowRect( hwnd, &rect );
escape.org.x = rect.left;
escape.org.y = rect.top;
}
else
{
escape.org.x = wndPtr->rectClient.left;
escape.org.y = wndPtr->rectClient.top;
escape.org.x = escape.org.y = 0;
MapWindowPoints( hwnd, 0, &escape.org, 1 );
}
escape.code = TTYDRV_SET_DRAWABLE;
ExtEscape( hdc, TTYDRV_ESCAPE, sizeof(escape), (LPSTR)&escape, 0, NULL );
if (SetHookFlags16( HDC_16(hdc), DCHF_VALIDATEVISRGN ) || /* DC was dirty */
( flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN) ))
if (flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN) ||
SetHookFlags16( HDC_16(hdc), DCHF_VALIDATEVISRGN )) /* DC was dirty */
{
if (flags & DCX_PARENTCLIP)
{
WND *parentPtr = WIN_FindWndPtr( wndPtr->parent );
/* need to recompute the visible region */
HRGN visRgn = get_server_visible_region( hwnd, GetDesktopWindow(), flags );
if( wndPtr->dwStyle & WS_VISIBLE && !(parentPtr->dwStyle & WS_MINIMIZE) )
{
DWORD dcxFlags;
if (flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN))
CombineRgn( visRgn, visRgn, hrgn, (flags & DCX_INTERSECTRGN) ? RGN_AND : RGN_DIFF );
if( parentPtr->dwStyle & WS_CLIPSIBLINGS )
dcxFlags = DCX_CLIPSIBLINGS | (flags & ~(DCX_CLIPCHILDREN | DCX_WINDOW));
else
dcxFlags = flags & ~(DCX_CLIPSIBLINGS | DCX_CLIPCHILDREN | DCX_WINDOW);
hrgnVisible = DCE_GetVisRgn( parentPtr->hwndSelf, dcxFlags,
wndPtr->hwndSelf, flags );
if( flags & DCX_WINDOW )
OffsetRgn( hrgnVisible, -wndPtr->rectWindow.left,
-wndPtr->rectWindow.top );
else
OffsetRgn( hrgnVisible, -wndPtr->rectClient.left,
-wndPtr->rectClient.top );
}
else
hrgnVisible = CreateRectRgn( 0, 0, 0, 0 );
WIN_ReleaseWndPtr(parentPtr);
}
else
{
hrgnVisible = DCE_GetVisRgn( hwnd, flags, 0, 0 );
OffsetRgn( hrgnVisible, escape.org.x, escape.org.y );
}
/* apply additional region operation (if any) */
if( flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN) )
CombineRgn( hrgnVisible, hrgnVisible, hrgn,
(flags & DCX_INTERSECTRGN) ? RGN_AND : RGN_DIFF );
SelectVisRgn16( HDC_16(hdc), HRGN_16(hrgnVisible) );
SelectVisRgn16( HDC_16(hdc), HRGN_16(visRgn) );
DeleteObject( visRgn );
}
if (hrgnVisible) DeleteObject( hrgnVisible );
WIN_ReleaseWndPtr( wndPtr );
return TRUE;
}
@ -549,23 +317,17 @@ BOOL TTYDRV_SetWindowPos( WINDOWPOS *winpos )
/* hwndInsertAfter must be a sibling of the window */
if ((winpos->hwndInsertAfter != HWND_TOP) && (winpos->hwndInsertAfter != HWND_BOTTOM))
{
WND* wnd = WIN_FindWndPtr(winpos->hwndInsertAfter);
if( wnd ) {
if( wnd->parent != wndPtr->parent )
{
retvalue = FALSE;
WIN_ReleaseWndPtr(wnd);
goto END;
}
/* don't need to change the Zorder of hwnd if it's already inserted
* after hwndInsertAfter or when inserting hwnd after itself.
*/
if ((winpos->hwnd == winpos->hwndInsertAfter) ||
(winpos->hwnd == GetWindow( winpos->hwndInsertAfter, GW_HWNDNEXT )))
winpos->flags |= SWP_NOZORDER;
if (GetAncestor( winpos->hwndInsertAfter, GA_PARENT ) != wndPtr->parent)
{
retvalue = FALSE;
goto END;
}
WIN_ReleaseWndPtr(wnd);
/* don't need to change the Zorder of hwnd if it's already inserted
* after hwndInsertAfter or when inserting hwnd after itself.
*/
if ((winpos->hwnd == winpos->hwndInsertAfter) ||
(winpos->hwnd == GetWindow( winpos->hwndInsertAfter, GW_HWNDNEXT )))
winpos->flags |= SWP_NOZORDER;
}
Pos: /* ------------------------------------------------------------------------ MAIN part */