/* * Window position related functions. * * Copyright 1993, 1994, 1995, 2001 Alexandre Julliard * Copyright 1995, 1996, 1999 Alex Korobka * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "config.h" #include "ts_xlib.h" #ifdef HAVE_LIBXSHAPE #include #include #endif /* HAVE_LIBXSHAPE */ #include #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "winuser.h" #include "winerror.h" #include "wownt32.h" #include "x11drv.h" #include "win.h" #include "winpos.h" #include "dce.h" #include "cursoricon.h" #include "nonclient.h" #include "wine/server.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(x11drv); #define SWP_AGG_NOGEOMETRYCHANGE \ (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE) #define SWP_AGG_NOPOSCHANGE \ (SWP_AGG_NOGEOMETRYCHANGE | SWP_NOZORDER) #define SWP_AGG_STATUSFLAGS \ (SWP_AGG_NOPOSCHANGE | SWP_FRAMECHANGED | SWP_HIDEWINDOW | SWP_SHOWWINDOW) #define SWP_EX_NOCOPY 0x0001 #define SWP_EX_PAINTSELF 0x0002 #define SWP_EX_NONCLIENT 0x0004 #define HAS_THICKFRAME(style,exStyle) \ (((style) & WS_THICKFRAME) && \ !(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME)) #define ON_LEFT_BORDER(hit) \ (((hit) == HTLEFT) || ((hit) == HTTOPLEFT) || ((hit) == HTBOTTOMLEFT)) #define ON_RIGHT_BORDER(hit) \ (((hit) == HTRIGHT) || ((hit) == HTTOPRIGHT) || ((hit) == HTBOTTOMRIGHT)) #define ON_TOP_BORDER(hit) \ (((hit) == HTTOP) || ((hit) == HTTOPLEFT) || ((hit) == HTTOPRIGHT)) #define ON_BOTTOM_BORDER(hit) \ (((hit) == HTBOTTOM) || ((hit) == HTBOTTOMLEFT) || ((hit) == HTBOTTOMRIGHT)) /*********************************************************************** * clip_children * * Clip all children of a given window out of the visible region */ static int clip_children( HWND parent, HWND last, HRGN hrgn, int whole_window ) { HWND *list; WND *ptr; HRGN rectRgn; int i, x, y, ret = SIMPLEREGION; /* first check if we have anything to do */ if (!(list = WIN_ListChildren( parent ))) return ret; for (i = 0; list[i] && list[i] != last; i++) if (GetWindowLongW( list[i], GWL_STYLE ) & WS_VISIBLE) break; if (!list[i] || list[i] == last) goto done; /* no children to clip */ if (whole_window) { WND *win = WIN_FindWndPtr( parent ); x = win->rectWindow.left - win->rectClient.left; y = win->rectWindow.top - win->rectClient.top; WIN_ReleaseWndPtr( win ); } else x = y = 0; rectRgn = CreateRectRgn( 0, 0, 0, 0 ); for ( ; list[i] && list[i] != last; i++) { if (!(ptr = WIN_FindWndPtr( list[i] ))) continue; if (ptr->dwStyle & WS_VISIBLE) { SetRectRgn( rectRgn, ptr->rectWindow.left + x, ptr->rectWindow.top + y, ptr->rectWindow.right + x, ptr->rectWindow.bottom + y ); if ((ret = CombineRgn( hrgn, hrgn, rectRgn, RGN_DIFF )) == NULLREGION) { WIN_ReleaseWndPtr( ptr ); break; /* no need to go on, region is empty */ } } WIN_ReleaseWndPtr( ptr ); } DeleteObject( rectRgn ); done: HeapFree( GetProcessHeap(), 0, list ); return ret; } /*********************************************************************** * get_visible_region * * Compute the visible region of a window */ static HRGN get_visible_region( WND *win, HWND top, UINT flags, int mode ) { HRGN rgn; RECT rect; int xoffset, yoffset; X11DRV_WND_DATA *data = win->pDriverData; if (flags & DCX_WINDOW) { xoffset = win->rectWindow.left; yoffset = win->rectWindow.top; } else { xoffset = win->rectClient.left; yoffset = win->rectClient.top; } if (flags & DCX_PARENTCLIP) GetClientRect( win->parent, &rect ); else if (flags & DCX_WINDOW) rect = data->whole_rect; else rect = win->rectClient; /* vis region is relative to the start of the client/window area */ OffsetRect( &rect, -xoffset, -yoffset ); if (!(rgn = CreateRectRgn( rect.left, rect.top, rect.right, rect.bottom ))) return 0; if ((flags & DCX_CLIPCHILDREN) && (mode != ClipByChildren)) { /* we need to clip children by hand */ if (clip_children( win->hwndSelf, 0, rgn, (flags & DCX_WINDOW) ) == NULLREGION) return rgn; } if (top && top != win->hwndSelf) /* need to clip siblings of ancestors */ { WND *parent, *ptr = WIN_FindWndPtr( win->hwndSelf ); HRGN tmp = 0; OffsetRgn( rgn, xoffset, yoffset ); for (;;) { if (ptr->dwStyle & WS_CLIPSIBLINGS) { if (clip_children( ptr->parent, ptr->hwndSelf, rgn, FALSE ) == NULLREGION) break; } if (ptr->hwndSelf == top) break; if (!(parent = WIN_FindWndPtr( ptr->parent ))) break; WIN_ReleaseWndPtr( ptr ); ptr = parent; /* clip to parent client area */ if (tmp) SetRectRgn( tmp, 0, 0, ptr->rectClient.right - ptr->rectClient.left, ptr->rectClient.bottom - ptr->rectClient.top ); else tmp = CreateRectRgn( 0, 0, ptr->rectClient.right - ptr->rectClient.left, ptr->rectClient.bottom - ptr->rectClient.top ); CombineRgn( rgn, rgn, tmp, RGN_AND ); OffsetRgn( rgn, ptr->rectClient.left, ptr->rectClient.top ); xoffset += ptr->rectClient.left; yoffset += ptr->rectClient.top; } WIN_ReleaseWndPtr( ptr ); /* make it relative to the target window again */ OffsetRgn( rgn, -xoffset, -yoffset ); if (tmp) DeleteObject( tmp ); } return rgn; } /*********************************************************************** * get_covered_region * * Compute the portion of 'rgn' that is covered by non-clipped siblings. * This is the area that is covered from X point of view, but may still need * to be exposed. * 'rgn' must be relative to the client area of the parent of 'win'. */ static int get_covered_region( WND *win, HRGN rgn ) { HRGN tmp; int ret; WND *parent, *ptr = WIN_FindWndPtr( win->hwndSelf ); int xoffset = 0, yoffset = 0; tmp = CreateRectRgn( 0, 0, 0, 0 ); CombineRgn( tmp, rgn, 0, RGN_COPY ); /* to make things easier we actually build the uncovered * area by removing all siblings and then we subtract that * from the total region to get the covered area */ for (;;) { if (!(ptr->dwStyle & WS_CLIPSIBLINGS)) { if (clip_children( ptr->parent, ptr->hwndSelf, tmp, FALSE ) == NULLREGION) break; } if (!(parent = WIN_FindWndPtr( ptr->parent ))) break; WIN_ReleaseWndPtr( ptr ); ptr = parent; OffsetRgn( tmp, ptr->rectClient.left, ptr->rectClient.top ); xoffset += ptr->rectClient.left; yoffset += ptr->rectClient.top; } WIN_ReleaseWndPtr( ptr ); /* make it relative to the target window again */ OffsetRgn( tmp, -xoffset, -yoffset ); /* now subtract the computed region from the original one */ ret = CombineRgn( rgn, rgn, tmp, RGN_DIFF ); DeleteObject( tmp ); return ret; } /*********************************************************************** * expose_window * * Expose a region of a given window. */ static void expose_window( HWND hwnd, RECT *rect, HRGN rgn, int flags ) { POINT offset; HWND top = 0; HWND *list; int i; /* find the top most parent that doesn't clip children or siblings and * invalidate the area on its parent, including all children */ if ((list = WIN_ListParents( hwnd ))) { HWND current = hwnd; LONG style = GetWindowLongW( hwnd, GWL_STYLE ); for (i = 0; list[i] && list[i] != GetDesktopWindow(); i++) { if (!(style & WS_CLIPSIBLINGS)) top = current; style = GetWindowLongW( list[i], GWL_STYLE ); if (!(style & WS_CLIPCHILDREN)) top = current; current = list[i]; } if (top) { /* find the parent of the top window, reusing the parent list */ if (top == hwnd) i = 0; else { for (i = 0; list[i]; i++) if (list[i] == top) break; if (list[i] && list[i+1]) i++; } if (list[i] != GetDesktopWindow()) top = list[i]; flags &= ~RDW_FRAME; /* parent will invalidate children frame anyway */ flags |= RDW_ALLCHILDREN; } HeapFree( GetProcessHeap(), 0, list ); } if (!top) top = hwnd; /* make coords relative to top */ offset.x = offset.y = 0; MapWindowPoints( hwnd, top, &offset, 1 ); if (rect) { OffsetRect( rect, offset.x, offset.y ); RedrawWindow( top, rect, 0, flags ); } else { OffsetRgn( rgn, offset.x, offset.y ); RedrawWindow( top, NULL, rgn, flags ); } } /*********************************************************************** * expose_covered_parent_area * * Expose the parent area that has been uncovered by moving/hiding a * given window, but that is still covered by other siblings (the area * not covered by siblings will be exposed automatically by X). */ static void expose_covered_parent_area( WND *win, const RECT *old_rect ) { int ret = SIMPLEREGION; HRGN hrgn = CreateRectRgnIndirect( old_rect ); if (win->dwStyle & WS_VISIBLE) { HRGN tmp = CreateRectRgnIndirect( &win->rectWindow ); ret = CombineRgn( hrgn, hrgn, tmp, RGN_DIFF ); DeleteObject( tmp ); } if (ret != NULLREGION) { if (get_covered_region( win, hrgn ) != NULLREGION) expose_window( win->parent, NULL, hrgn, RDW_INVALIDATE | RDW_ERASE | RDW_ALLCHILDREN ); } DeleteObject( hrgn ); } /*********************************************************************** * expose_covered_window_area * * Expose the area of a window that is covered by other siblings. */ static void expose_covered_window_area( WND *win, const RECT *old_client_rect, BOOL frame ) { HRGN hrgn; int ret = SIMPLEREGION; if (frame) hrgn = CreateRectRgn( win->rectWindow.left - win->rectClient.left, win->rectWindow.top - win->rectClient.top, win->rectWindow.right - win->rectWindow.left, win->rectWindow.bottom - win->rectWindow.top ); else hrgn = CreateRectRgn( 0, 0, win->rectClient.right - win->rectClient.left, win->rectClient.bottom - win->rectClient.top ); /* if the client rect didn't move we don't need to repaint it all */ if (old_client_rect->left == win->rectClient.left && old_client_rect->top == win->rectClient.top) { RECT rc; if (IntersectRect( &rc, old_client_rect, &win->rectClient )) { HRGN tmp; /* subtract the unchanged client area from the region to expose */ OffsetRect( &rc, -win->rectClient.left, -win->rectClient.top ); if ((tmp = CreateRectRgnIndirect( &rc ))) { ret = CombineRgn( hrgn, hrgn, tmp, RGN_DIFF ); DeleteObject( tmp ); } } } if (ret != NULLREGION) { if (get_covered_region( win, hrgn ) != NULLREGION) expose_window( win->hwndSelf, NULL, hrgn, RDW_INVALIDATE | RDW_ERASE | RDW_FRAME | RDW_ALLCHILDREN ); } DeleteObject( hrgn ); } /*********************************************************************** * X11DRV_Expose */ void X11DRV_Expose( HWND hwnd, XExposeEvent *event ) { RECT rect; struct x11drv_win_data *data; int flags = RDW_INVALIDATE | RDW_ERASE; WND *win; TRACE( "win %p (%lx) %d,%d %dx%d\n", hwnd, event->window, event->x, event->y, event->width, event->height ); rect.left = event->x; rect.top = event->y; rect.right = rect.left + event->width; rect.bottom = rect.top + event->height; if (!(win = WIN_GetPtr( hwnd ))) return; data = win->pDriverData; if (event->window != data->client_window) /* whole window or icon window */ { flags |= RDW_FRAME; /* make position relative to client area instead of window */ OffsetRect( &rect, -data->client_rect.left, -data->client_rect.top ); } WIN_ReleasePtr( win ); expose_window( hwnd, &rect, 0, flags ); } /*********************************************************************** * GetDC (X11DRV.@) * * Set the drawable, origin and dimensions for the DC associated to * a given window. */ BOOL X11DRV_GetDC( HWND hwnd, HDC hdc, HRGN hrgn, DWORD flags ) { WND *win = WIN_GetPtr( hwnd ); HWND top = 0; X11DRV_WND_DATA *data = win->pDriverData; Drawable drawable; BOOL visible; POINT org, drawable_org; int mode = IncludeInferiors; /* don't clip siblings if using parent clip region */ if (flags & DCX_PARENTCLIP) flags &= ~DCX_CLIPSIBLINGS; /* find the top parent in the hierarchy that isn't clipping siblings */ visible = (win->dwStyle & WS_VISIBLE) != 0; if (visible) { HWND *list = WIN_ListParents( hwnd ); if (list) { int i; for (i = 0; list[i] != GetDesktopWindow(); i++) { LONG style = GetWindowLongW( list[i], GWL_STYLE ); if (!(style & WS_VISIBLE)) { visible = FALSE; top = 0; break; } if (!(style & WS_CLIPSIBLINGS)) top = list[i]; } HeapFree( GetProcessHeap(), 0, list ); } if (!top && visible && !(flags & DCX_CLIPSIBLINGS)) top = hwnd; } if (top) { HWND parent = GetAncestor( top, GA_PARENT ); org.x = org.y = 0; if (flags & DCX_WINDOW) { org.x = win->rectWindow.left - win->rectClient.left; org.y = win->rectWindow.top - win->rectClient.top; } MapWindowPoints( hwnd, parent, &org, 1 ); drawable_org.x = drawable_org.y = 0; MapWindowPoints( parent, 0, &drawable_org, 1 ); /* have to use the parent so that we include siblings */ if (parent) drawable = X11DRV_get_client_window( parent ); else drawable = root_window; } else { if (IsIconic( hwnd )) { drawable = data->icon_window ? data->icon_window : data->whole_window; org.x = 0; org.y = 0; drawable_org = org; } else if (flags & DCX_WINDOW) { drawable = data->whole_window; org.x = win->rectWindow.left - data->whole_rect.left; org.y = win->rectWindow.top - data->whole_rect.top; drawable_org.x = data->whole_rect.left - win->rectClient.left; drawable_org.y = data->whole_rect.top - win->rectClient.top; } else { drawable = data->client_window; org.x = 0; org.y = 0; drawable_org = org; if (flags & DCX_CLIPCHILDREN) mode = ClipByChildren; /* can use X11 clipping */ } MapWindowPoints( hwnd, 0, &drawable_org, 1 ); } X11DRV_SetDrawable( hdc, drawable, mode, &org, &drawable_org ); if (flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN) || SetHookFlags16( HDC_16(hdc), DCHF_VALIDATEVISRGN )) /* DC was dirty */ { /* need to recompute the visible region */ HRGN visRgn; if (visible) { visRgn = get_visible_region( win, top, flags, mode ); if (flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN)) CombineRgn( visRgn, visRgn, hrgn, (flags & DCX_INTERSECTRGN) ? RGN_AND : RGN_DIFF ); } else visRgn = CreateRectRgn( 0, 0, 0, 0 ); SelectVisRgn16( HDC_16(hdc), HRGN_16(visRgn) ); DeleteObject( visRgn ); } WIN_ReleasePtr( win ); return TRUE; } /*********************************************************************** * ReleaseDC (X11DRV.@) */ void X11DRV_ReleaseDC( HWND hwnd, HDC hdc ) { POINT org; org.x = org.y = 0; X11DRV_SetDrawable( hdc, root_window, IncludeInferiors, &org, &org ); } /*********************************************************************** * SWP_DoWinPosChanging */ static BOOL SWP_DoWinPosChanging( WINDOWPOS* pWinpos, RECT* pNewWindowRect, RECT* pNewClientRect ) { WND *wndPtr; /* Send WM_WINDOWPOSCHANGING message */ if (!(pWinpos->flags & SWP_NOSENDCHANGING)) SendMessageA( pWinpos->hwnd, WM_WINDOWPOSCHANGING, 0, (LPARAM)pWinpos ); if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return FALSE; /* Calculate new position and size */ *pNewWindowRect = wndPtr->rectWindow; *pNewClientRect = (wndPtr->dwStyle & WS_MINIMIZE) ? wndPtr->rectWindow : wndPtr->rectClient; if (!(pWinpos->flags & SWP_NOSIZE)) { pNewWindowRect->right = pNewWindowRect->left + pWinpos->cx; pNewWindowRect->bottom = pNewWindowRect->top + pWinpos->cy; } if (!(pWinpos->flags & SWP_NOMOVE)) { pNewWindowRect->left = pWinpos->x; pNewWindowRect->top = pWinpos->y; pNewWindowRect->right += pWinpos->x - wndPtr->rectWindow.left; pNewWindowRect->bottom += pWinpos->y - wndPtr->rectWindow.top; OffsetRect( pNewClientRect, pWinpos->x - wndPtr->rectWindow.left, pWinpos->y - wndPtr->rectWindow.top ); } pWinpos->flags |= SWP_NOCLIENTMOVE | SWP_NOCLIENTSIZE; WIN_ReleasePtr( wndPtr ); return TRUE; } /*********************************************************************** * SWP_DoNCCalcSize */ static UINT SWP_DoNCCalcSize( WINDOWPOS* pWinpos, RECT* pNewWindowRect, RECT* pNewClientRect ) { UINT wvrFlags = 0; WND *wndPtr; if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0; /* Send WM_NCCALCSIZE message to get new client area */ if( (pWinpos->flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE ) { NCCALCSIZE_PARAMS params; WINDOWPOS winposCopy; params.rgrc[0] = *pNewWindowRect; params.rgrc[1] = wndPtr->rectWindow; params.rgrc[2] = wndPtr->rectClient; params.lppos = &winposCopy; winposCopy = *pWinpos; WIN_ReleasePtr( wndPtr ); wvrFlags = SendMessageW( pWinpos->hwnd, WM_NCCALCSIZE, TRUE, (LPARAM)¶ms ); TRACE( "(%ld,%ld)-(%ld,%ld)\n", params.rgrc[0].left, params.rgrc[0].top, params.rgrc[0].right, params.rgrc[0].bottom ); /* If the application send back garbage, ignore it */ if (params.rgrc[0].left <= params.rgrc[0].right && params.rgrc[0].top <= params.rgrc[0].bottom) *pNewClientRect = params.rgrc[0]; /* FIXME: WVR_ALIGNxxx */ if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0; if( pNewClientRect->left != wndPtr->rectClient.left || pNewClientRect->top != wndPtr->rectClient.top ) pWinpos->flags &= ~SWP_NOCLIENTMOVE; if( (pNewClientRect->right - pNewClientRect->left != wndPtr->rectClient.right - wndPtr->rectClient.left) || (pNewClientRect->bottom - pNewClientRect->top != wndPtr->rectClient.bottom - wndPtr->rectClient.top) ) pWinpos->flags &= ~SWP_NOCLIENTSIZE; } else { if (!(pWinpos->flags & SWP_NOMOVE) && (pNewClientRect->left != wndPtr->rectClient.left || pNewClientRect->top != wndPtr->rectClient.top)) pWinpos->flags &= ~SWP_NOCLIENTMOVE; } WIN_ReleasePtr( wndPtr ); return wvrFlags; } /*********************************************************************** * SWP_DoOwnedPopups * * fix Z order taking into account owned popups - * basically we need to maintain them above the window that owns them * * FIXME: hide/show owned popups when owner visibility changes. */ static HWND SWP_DoOwnedPopups(HWND hwnd, HWND hwndInsertAfter) { HWND *list = NULL; HWND owner = GetWindow( hwnd, GW_OWNER ); LONG style = GetWindowLongW( hwnd, GWL_STYLE ); WARN("(%p) hInsertAfter = %p\n", hwnd, hwndInsertAfter ); if ((style & WS_POPUP) && owner) { /* make sure this popup stays above the owner */ HWND hwndLocalPrev = HWND_TOP; if( hwndInsertAfter != HWND_TOP ) { if ((list = WIN_ListChildren( GetDesktopWindow() ))) { int i; for (i = 0; list[i]; i++) { if (list[i] == owner) break; if (list[i] != hwnd) hwndLocalPrev = list[i]; if (hwndLocalPrev == hwndInsertAfter) break; } hwndInsertAfter = hwndLocalPrev; } } } else if (style & WS_CHILD) return hwndInsertAfter; if (!list) list = WIN_ListChildren( GetDesktopWindow() ); if (list) { int i; for (i = 0; list[i]; i++) { if (list[i] == hwnd) break; if ((GetWindowLongW( list[i], GWL_STYLE ) & WS_POPUP) && GetWindow( list[i], GW_OWNER ) == hwnd) { SetWindowPos( list[i], hwndInsertAfter, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOSENDCHANGING | SWP_DEFERERASE ); hwndInsertAfter = list[i]; } } HeapFree( GetProcessHeap(), 0, list ); } return hwndInsertAfter; } /* fix redundant flags and values in the WINDOWPOS structure */ static BOOL fixup_flags( WINDOWPOS *winpos ) { WND *wndPtr = WIN_GetPtr( winpos->hwnd ); BOOL ret = TRUE; if (!wndPtr || wndPtr == WND_OTHER_PROCESS) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return FALSE; } winpos->hwnd = wndPtr->hwndSelf; /* make it a full handle */ if (wndPtr->dwStyle & WS_VISIBLE) winpos->flags &= ~SWP_SHOWWINDOW; else { winpos->flags &= ~SWP_HIDEWINDOW; if (!(winpos->flags & SWP_SHOWWINDOW)) winpos->flags |= SWP_NOREDRAW; } if (winpos->cx < 0) winpos->cx = 0; if (winpos->cy < 0) winpos->cy = 0; if ((wndPtr->rectWindow.right - wndPtr->rectWindow.left == winpos->cx) && (wndPtr->rectWindow.bottom - wndPtr->rectWindow.top == winpos->cy)) winpos->flags |= SWP_NOSIZE; /* Already the right size */ if ((wndPtr->rectWindow.left == winpos->x) && (wndPtr->rectWindow.top == winpos->y)) winpos->flags |= SWP_NOMOVE; /* Already the right position */ if (winpos->hwnd == GetForegroundWindow()) winpos->flags |= SWP_NOACTIVATE; /* Already active */ else if ((wndPtr->dwStyle & (WS_POPUP | WS_CHILD)) != WS_CHILD) { if (!(winpos->flags & SWP_NOACTIVATE)) /* Bring to the top when activating */ { winpos->flags &= ~SWP_NOZORDER; winpos->hwndInsertAfter = HWND_TOP; goto done; } } /* Check hwndInsertAfter */ if (winpos->flags & SWP_NOZORDER) goto done; /* fix sign extension */ if (winpos->hwndInsertAfter == (HWND)0xffff) winpos->hwndInsertAfter = HWND_TOPMOST; else if (winpos->hwndInsertAfter == (HWND)0xfffe) winpos->hwndInsertAfter = HWND_NOTOPMOST; /* FIXME: TOPMOST not supported yet */ if ((winpos->hwndInsertAfter == HWND_TOPMOST) || (winpos->hwndInsertAfter == HWND_NOTOPMOST)) winpos->hwndInsertAfter = HWND_TOP; /* hwndInsertAfter must be a sibling of the window */ if ((winpos->hwndInsertAfter != HWND_TOP) && (winpos->hwndInsertAfter != HWND_BOTTOM)) { if (GetAncestor( winpos->hwndInsertAfter, GA_PARENT ) != wndPtr->parent) ret = FALSE; else { /* 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; } } done: WIN_ReleasePtr( wndPtr ); return ret; } /*********************************************************************** * set_visible_style * * Set/clear the WS_VISIBLE style of a window and map/unmap the X window. */ static void set_visible_style( HWND hwnd, BOOL set ) { WND *win; if (!(win = WIN_GetPtr( hwnd ))) return; if (win == WND_OTHER_PROCESS) return; TRACE( "hwnd %p (%lx) set %d visible %d empty %d\n", hwnd, get_whole_window(win), set, (win->dwStyle & WS_VISIBLE) != 0, IsRectEmpty(&win->rectWindow) ); if (set) { if (win->dwStyle & WS_VISIBLE) goto done; WIN_SetStyle( hwnd, win->dwStyle | WS_VISIBLE ); if (!IsRectEmpty( &win->rectWindow ) && get_whole_window(win) && is_window_top_level(win)) { Display *display = thread_display(); X11DRV_sync_window_style( display, win ); X11DRV_set_wm_hints( display, win ); TRACE( "mapping win %p\n", hwnd ); TSXMapWindow( display, get_whole_window(win) ); } } else { if (!(win->dwStyle & WS_VISIBLE)) goto done; WIN_SetStyle( hwnd, win->dwStyle & ~WS_VISIBLE ); if (!IsRectEmpty( &win->rectWindow ) && get_whole_window(win) && is_window_top_level(win)) { TRACE( "unmapping win %p\n", hwnd ); TSXUnmapWindow( thread_display(), get_whole_window(win) ); } } done: WIN_ReleasePtr( win ); } /*********************************************************************** * SetWindowStyle (X11DRV.@) * * Update the X state of a window to reflect a style change */ void X11DRV_SetWindowStyle( HWND hwnd, LONG oldStyle ) { Display *display = thread_display(); WND *wndPtr; LONG changed; if (hwnd == GetDesktopWindow()) return; if (!(wndPtr = WIN_GetPtr( hwnd ))) return; if (wndPtr == WND_OTHER_PROCESS) return; changed = wndPtr->dwStyle ^ oldStyle; if (changed & WS_VISIBLE) { if (!IsRectEmpty( &wndPtr->rectWindow )) { if (wndPtr->dwStyle & WS_VISIBLE) { TRACE( "mapping win %p\n", hwnd ); if (is_window_top_level(wndPtr)) { X11DRV_sync_window_style( display, wndPtr ); X11DRV_set_wm_hints( display, wndPtr ); } TSXMapWindow( display, get_whole_window(wndPtr) ); } else if (!is_window_top_level(wndPtr)) /* don't unmap managed windows */ { TRACE( "unmapping win %p\n", hwnd ); TSXUnmapWindow( display, get_whole_window(wndPtr) ); } } } if (changed & WS_DISABLED) { if (wndPtr->dwExStyle & WS_EX_MANAGED) { XWMHints *wm_hints; wine_tsx11_lock(); if (!(wm_hints = XGetWMHints( display, get_whole_window(wndPtr) ))) wm_hints = XAllocWMHints(); if (wm_hints) { wm_hints->flags |= InputHint; wm_hints->input = !(wndPtr->dwStyle & WS_DISABLED); XSetWMHints( display, get_whole_window(wndPtr), wm_hints ); XFree(wm_hints); } wine_tsx11_unlock(); } } WIN_ReleasePtr(wndPtr); } /*********************************************************************** * SetWindowPos (X11DRV.@) */ BOOL X11DRV_SetWindowPos( WINDOWPOS *winpos ) { WND *wndPtr; RECT newWindowRect, newClientRect; RECT oldWindowRect, oldClientRect; UINT wvrFlags = 0; BOOL bChangePos; TRACE( "hwnd %p, after %p, swp %d,%d %dx%d flags %08x\n", winpos->hwnd, winpos->hwndInsertAfter, winpos->x, winpos->y, winpos->cx, winpos->cy, winpos->flags); bChangePos = !(winpos->flags & SWP_WINE_NOHOSTMOVE); winpos->flags &= ~SWP_WINE_NOHOSTMOVE; /* Check window handle */ if (winpos->hwnd == GetDesktopWindow()) return FALSE; if (!SWP_DoWinPosChanging( winpos, &newWindowRect, &newClientRect )) return FALSE; /* Fix redundant flags */ if (!fixup_flags( winpos )) return FALSE; if (!(wndPtr = WIN_FindWndPtr( winpos->hwnd ))) return FALSE; TRACE("\tcurrent (%ld,%ld)-(%ld,%ld), style %08x\n", wndPtr->rectWindow.left, wndPtr->rectWindow.top, wndPtr->rectWindow.right, wndPtr->rectWindow.bottom, (unsigned)wndPtr->dwStyle ); if((winpos->flags & (SWP_NOZORDER | SWP_HIDEWINDOW | SWP_SHOWWINDOW)) != SWP_NOZORDER) { if (GetAncestor( winpos->hwnd, GA_PARENT ) == GetDesktopWindow()) winpos->hwndInsertAfter = SWP_DoOwnedPopups( winpos->hwnd, winpos->hwndInsertAfter ); } /* Common operations */ wvrFlags = SWP_DoNCCalcSize( winpos, &newWindowRect, &newClientRect ); if(!(winpos->flags & SWP_NOZORDER) && winpos->hwnd != winpos->hwndInsertAfter) { HWND parent = GetAncestor( winpos->hwnd, GA_PARENT ); if (parent) WIN_LinkWindow( winpos->hwnd, parent, winpos->hwndInsertAfter ); } /* Reset active DCEs */ if( (((winpos->flags & SWP_AGG_NOPOSCHANGE) != SWP_AGG_NOPOSCHANGE) && wndPtr->dwStyle & WS_VISIBLE) || (winpos->flags & (SWP_HIDEWINDOW | SWP_SHOWWINDOW)) ) { RECT rect; UnionRect(&rect, &newWindowRect, &wndPtr->rectWindow); DCE_InvalidateDCE(wndPtr->hwndSelf, &rect); } oldWindowRect = wndPtr->rectWindow; oldClientRect = wndPtr->rectClient; /* Find out if we have to redraw the whole client rect */ if( oldClientRect.bottom - oldClientRect.top == newClientRect.bottom - newClientRect.top ) wvrFlags &= ~WVR_VREDRAW; if( oldClientRect.right - oldClientRect.left == newClientRect.right - newClientRect.left ) wvrFlags &= ~WVR_HREDRAW; /* FIXME: actually do something with WVR_VALIDRECTS */ WIN_SetRectangles( winpos->hwnd, &newWindowRect, &newClientRect ); if (get_whole_window(wndPtr)) /* don't do anything if X window not created yet */ { Display *display = thread_display(); if (!(winpos->flags & SWP_SHOWWINDOW) && (winpos->flags & SWP_HIDEWINDOW)) { /* clear the update region */ RedrawWindow( winpos->hwnd, NULL, 0, RDW_VALIDATE | RDW_NOFRAME | RDW_NOERASE | RDW_NOINTERNALPAINT | RDW_ALLCHILDREN ); set_visible_style( winpos->hwnd, FALSE ); } else if ((wndPtr->dwStyle & WS_VISIBLE) && !IsRectEmpty( &oldWindowRect ) && IsRectEmpty( &newWindowRect )) { /* resizing to zero size -> unmap */ TRACE( "unmapping zero size win %p\n", winpos->hwnd ); TSXUnmapWindow( display, get_whole_window(wndPtr) ); } wine_tsx11_lock(); if (bChangePos) X11DRV_sync_whole_window_position( display, wndPtr, !(winpos->flags & SWP_NOZORDER) ); else { struct x11drv_win_data *data = wndPtr->pDriverData; data->whole_rect = wndPtr->rectWindow; X11DRV_window_to_X_rect( wndPtr, &data->whole_rect ); } if (X11DRV_sync_client_window_position( display, wndPtr ) || (winpos->flags & SWP_FRAMECHANGED)) { /* if we moved the client area, repaint the whole non-client window */ XClearArea( display, get_whole_window(wndPtr), 0, 0, 0, 0, True ); winpos->flags |= SWP_FRAMECHANGED; } if (winpos->flags & SWP_SHOWWINDOW) { set_visible_style( winpos->hwnd, TRUE ); } else if ((wndPtr->dwStyle & WS_VISIBLE) && IsRectEmpty( &oldWindowRect ) && !IsRectEmpty( &newWindowRect )) { /* resizing from zero size to non-zero -> map */ TRACE( "mapping non zero size win %p\n", winpos->hwnd ); XMapWindow( display, get_whole_window(wndPtr) ); } XFlush( display ); /* FIXME: should not be necessary */ wine_tsx11_unlock(); } else /* no X window, simply toggle the window style */ { if (winpos->flags & SWP_SHOWWINDOW) set_visible_style( winpos->hwnd, TRUE ); else if (winpos->flags & SWP_HIDEWINDOW) set_visible_style( winpos->hwnd, FALSE ); } /* manually expose the areas that X won't expose because they are still covered by something */ if (!(winpos->flags & SWP_SHOWWINDOW)) expose_covered_parent_area( wndPtr, &oldWindowRect ); if (wndPtr->dwStyle & WS_VISIBLE) expose_covered_window_area( wndPtr, &oldClientRect, winpos->flags & SWP_FRAMECHANGED ); WIN_ReleaseWndPtr(wndPtr); if (wvrFlags & WVR_REDRAW) RedrawWindow( winpos->hwnd, NULL, 0, RDW_INVALIDATE | RDW_ERASE ); if( winpos->flags & SWP_HIDEWINDOW ) HideCaret(winpos->hwnd); else if (winpos->flags & SWP_SHOWWINDOW) ShowCaret(winpos->hwnd); if (!(winpos->flags & SWP_NOACTIVATE)) { /* child windows get WM_CHILDACTIVATE message */ if ((GetWindowLongW( winpos->hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD) SendMessageA( winpos->hwnd, WM_CHILDACTIVATE, 0, 0 ); else SetForegroundWindow( winpos->hwnd ); } /* And last, send the WM_WINDOWPOSCHANGED message */ TRACE("\tstatus flags = %04x\n", winpos->flags & SWP_AGG_STATUSFLAGS); if (((winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOPOSCHANGE)) SendMessageA( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)winpos ); /* WM_WINDOWPOSCHANGED is send even if SWP_NOSENDCHANGING is set */ return TRUE; } /*********************************************************************** * WINPOS_FindIconPos * * Find a suitable place for an iconic window. */ static POINT WINPOS_FindIconPos( WND* wndPtr, POINT pt ) { RECT rectParent; HWND *list; short x, y, xspacing, yspacing; GetClientRect( wndPtr->parent, &rectParent ); if ((pt.x >= rectParent.left) && (pt.x + GetSystemMetrics(SM_CXICON) < rectParent.right) && (pt.y >= rectParent.top) && (pt.y + GetSystemMetrics(SM_CYICON) < rectParent.bottom)) return pt; /* The icon already has a suitable position */ xspacing = GetSystemMetrics(SM_CXICONSPACING); yspacing = GetSystemMetrics(SM_CYICONSPACING); list = WIN_ListChildren( wndPtr->parent ); y = rectParent.bottom; for (;;) { x = rectParent.left; do { /* Check if another icon already occupies this spot */ /* FIXME: this is completely inefficient */ if (list) { int i; WND *childPtr; for (i = 0; list[i]; i++) { if (list[i] == wndPtr->hwndSelf) continue; if (!IsIconic( list[i] )) continue; if (!(childPtr = WIN_FindWndPtr( list[i] ))) continue; if ((childPtr->rectWindow.left < x + xspacing) && (childPtr->rectWindow.right >= x) && (childPtr->rectWindow.top <= y) && (childPtr->rectWindow.bottom > y - yspacing)) { WIN_ReleaseWndPtr( childPtr ); break; /* There's a window in there */ } WIN_ReleaseWndPtr( childPtr ); } if (list[i]) { /* found something here, try next spot */ x += xspacing; continue; } } /* No window was found, so it's OK for us */ pt.x = x + (xspacing - GetSystemMetrics(SM_CXICON)) / 2; pt.y = y - (yspacing + GetSystemMetrics(SM_CYICON)) / 2; HeapFree( GetProcessHeap(), 0, list ); return pt; } while(x <= rectParent.right-xspacing); y -= yspacing; } } UINT WINPOS_MinMaximize( HWND hwnd, UINT cmd, LPRECT rect ) { WND *wndPtr; UINT swpFlags = 0; POINT size; LONG old_style; WINDOWPLACEMENT wpl; TRACE("%p %u\n", hwnd, cmd ); wpl.length = sizeof(wpl); GetWindowPlacement( hwnd, &wpl ); if (HOOK_CallHooks( WH_CBT, HCBT_MINMAX, (WPARAM)hwnd, cmd, TRUE )) return SWP_NOSIZE | SWP_NOMOVE; if (IsIconic( hwnd )) { if (cmd == SW_MINIMIZE) return SWP_NOSIZE | SWP_NOMOVE; if (!SendMessageA( hwnd, WM_QUERYOPEN, 0, 0 )) return SWP_NOSIZE | SWP_NOMOVE; swpFlags |= SWP_NOCOPYBITS; } if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return 0; size.x = wndPtr->rectWindow.left; size.y = wndPtr->rectWindow.top; switch( cmd ) { case SW_MINIMIZE: if( wndPtr->dwStyle & WS_MAXIMIZE) wndPtr->flags |= WIN_RESTORE_MAX; else wndPtr->flags &= ~WIN_RESTORE_MAX; WIN_SetStyle( hwnd, (wndPtr->dwStyle & ~WS_MAXIMIZE) | WS_MINIMIZE ); X11DRV_set_iconic_state( wndPtr ); wpl.ptMinPosition = WINPOS_FindIconPos( wndPtr, wpl.ptMinPosition ); SetRect( rect, wpl.ptMinPosition.x, wpl.ptMinPosition.y, GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON) ); swpFlags |= SWP_NOCOPYBITS; break; case SW_MAXIMIZE: WINPOS_GetMinMaxInfo( hwnd, &size, &wpl.ptMaxPosition, NULL, NULL ); old_style = WIN_SetStyle( hwnd, (wndPtr->dwStyle & ~WS_MINIMIZE) | WS_MAXIMIZE ); if (old_style & WS_MINIMIZE) { WINPOS_ShowIconTitle( hwnd, FALSE ); X11DRV_set_iconic_state( wndPtr ); } SetRect( rect, wpl.ptMaxPosition.x, wpl.ptMaxPosition.y, size.x, size.y ); break; case SW_RESTORE: old_style = WIN_SetStyle( hwnd, wndPtr->dwStyle & ~(WS_MINIMIZE|WS_MAXIMIZE) ); if (old_style & WS_MINIMIZE) { WINPOS_ShowIconTitle( hwnd, FALSE ); X11DRV_set_iconic_state( wndPtr ); if( wndPtr->flags & WIN_RESTORE_MAX) { /* Restore to maximized position */ WINPOS_GetMinMaxInfo( hwnd, &size, &wpl.ptMaxPosition, NULL, NULL); WIN_SetStyle( hwnd, wndPtr->dwStyle | WS_MAXIMIZE ); SetRect( rect, wpl.ptMaxPosition.x, wpl.ptMaxPosition.y, size.x, size.y ); break; } } else if (!(old_style & WS_MAXIMIZE)) break; /* Restore to normal position */ *rect = wpl.rcNormalPosition; rect->right -= rect->left; rect->bottom -= rect->top; break; } WIN_ReleaseWndPtr( wndPtr ); return swpFlags; } /*********************************************************************** * ShowWindow (X11DRV.@) */ BOOL X11DRV_ShowWindow( HWND hwnd, INT cmd ) { WND* wndPtr = WIN_FindWndPtr( hwnd ); BOOL wasVisible, showFlag; RECT newPos = {0, 0, 0, 0}; UINT swp = 0; if (!wndPtr) return FALSE; hwnd = wndPtr->hwndSelf; /* make it a full handle */ TRACE("hwnd=%p, cmd=%d\n", hwnd, cmd); wasVisible = (wndPtr->dwStyle & WS_VISIBLE) != 0; switch(cmd) { case SW_HIDE: if (!wasVisible) goto END; swp |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER; break; case SW_SHOWMINNOACTIVE: swp |= SWP_NOACTIVATE | SWP_NOZORDER; /* fall through */ case SW_SHOWMINIMIZED: case SW_FORCEMINIMIZE: /* FIXME: Does not work if thread is hung. */ swp |= SWP_SHOWWINDOW; /* fall through */ case SW_MINIMIZE: swp |= SWP_FRAMECHANGED; if( !(wndPtr->dwStyle & WS_MINIMIZE) ) swp |= WINPOS_MinMaximize( hwnd, SW_MINIMIZE, &newPos ); else swp |= SWP_NOSIZE | SWP_NOMOVE; break; case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE */ swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED; if( !(wndPtr->dwStyle & WS_MAXIMIZE) ) swp |= WINPOS_MinMaximize( hwnd, SW_MAXIMIZE, &newPos ); else swp |= SWP_NOSIZE | SWP_NOMOVE; break; case SW_SHOWNA: swp |= SWP_NOACTIVATE | SWP_NOZORDER; /* fall through */ case SW_SHOW: swp |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE; /* * ShowWindow has a little peculiar behavior that if the * window is already the topmost window, it will not * activate it. */ if (GetTopWindow(NULL)==hwnd && (wasVisible || GetActiveWindow() == hwnd)) swp |= SWP_NOACTIVATE; break; case SW_SHOWNOACTIVATE: swp |= SWP_NOACTIVATE | SWP_NOZORDER; /* fall through */ case SW_SHOWNORMAL: /* same as SW_NORMAL: */ case SW_SHOWDEFAULT: /* FIXME: should have its own handler */ case SW_RESTORE: swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED; if( wndPtr->dwStyle & (WS_MINIMIZE | WS_MAXIMIZE) ) swp |= WINPOS_MinMaximize( hwnd, SW_RESTORE, &newPos ); else swp |= SWP_NOSIZE | SWP_NOMOVE; break; } showFlag = (cmd != SW_HIDE); if (showFlag != wasVisible) { SendMessageA( hwnd, WM_SHOWWINDOW, showFlag, 0 ); if (!IsWindow( hwnd )) goto END; } /* We can't activate a child window */ if ((wndPtr->dwStyle & WS_CHILD) && !(wndPtr->dwExStyle & WS_EX_MDICHILD)) swp |= SWP_NOACTIVATE | SWP_NOZORDER; SetWindowPos( hwnd, HWND_TOP, newPos.left, newPos.top, newPos.right, newPos.bottom, LOWORD(swp) ); if (cmd == SW_HIDE) { /* FIXME: This will cause the window to be activated irrespective * of whether it is owned by the same thread. Has to be done * asynchronously. */ if (hwnd == GetActiveWindow()) WINPOS_ActivateOtherWindow(hwnd); /* Revert focus to parent */ if (hwnd == GetFocus() || IsChild(hwnd, GetFocus())) SetFocus( GetParent(hwnd) ); } if (!IsWindow( hwnd )) goto END; else if( wndPtr->dwStyle & WS_MINIMIZE ) WINPOS_ShowIconTitle( hwnd, TRUE ); if (wndPtr->flags & WIN_NEED_SIZE) { /* should happen only in CreateWindowEx() */ int wParam = SIZE_RESTORED; wndPtr->flags &= ~WIN_NEED_SIZE; if (wndPtr->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED; else if (wndPtr->dwStyle & WS_MINIMIZE) wParam = SIZE_MINIMIZED; SendMessageA( hwnd, WM_SIZE, wParam, MAKELONG(wndPtr->rectClient.right-wndPtr->rectClient.left, wndPtr->rectClient.bottom-wndPtr->rectClient.top)); SendMessageA( hwnd, WM_MOVE, 0, MAKELONG(wndPtr->rectClient.left, wndPtr->rectClient.top) ); } END: WIN_ReleaseWndPtr(wndPtr); return wasVisible; } /********************************************************************** * X11DRV_MapNotify */ void X11DRV_MapNotify( HWND hwnd, XMapEvent *event ) { HWND hwndFocus = GetFocus(); WND *win; if (!(win = WIN_GetPtr( hwnd ))) return; if ((win->dwStyle & WS_VISIBLE) && (win->dwStyle & WS_MINIMIZE) && (win->dwExStyle & WS_EX_MANAGED)) { int x, y; unsigned int width, height, border, depth; Window root, top; RECT rect; LONG style = (win->dwStyle & ~(WS_MINIMIZE|WS_MAXIMIZE)) | WS_VISIBLE; /* FIXME: hack */ wine_tsx11_lock(); XGetGeometry( event->display, get_whole_window(win), &root, &x, &y, &width, &height, &border, &depth ); XTranslateCoordinates( event->display, get_whole_window(win), root, 0, 0, &x, &y, &top ); wine_tsx11_unlock(); rect.left = x; rect.top = y; rect.right = x + width; rect.bottom = y + height; X11DRV_X_to_window_rect( win, &rect ); DCE_InvalidateDCE( hwnd, &win->rectWindow ); if (win->flags & WIN_RESTORE_MAX) style |= WS_MAXIMIZE; WIN_SetStyle( hwnd, style ); WIN_ReleasePtr( win ); SendMessageA( hwnd, WM_SHOWWINDOW, SW_RESTORE, 0 ); SetWindowPos( hwnd, 0, rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top, SWP_NOZORDER | SWP_WINE_NOHOSTMOVE ); } else WIN_ReleasePtr( win ); if (hwndFocus && IsChild( hwnd, hwndFocus )) X11DRV_SetFocus(hwndFocus); /* FIXME */ } /********************************************************************** * X11DRV_UnmapNotify */ void X11DRV_UnmapNotify( HWND hwnd, XUnmapEvent *event ) { WND *win; if (!(win = WIN_GetPtr( hwnd ))) return; if ((win->dwStyle & WS_VISIBLE) && (win->dwExStyle & WS_EX_MANAGED)) { if (win->dwStyle & WS_MAXIMIZE) win->flags |= WIN_RESTORE_MAX; else win->flags &= ~WIN_RESTORE_MAX; WIN_SetStyle( hwnd, (win->dwStyle & ~WS_MAXIMIZE) | WS_MINIMIZE ); WIN_ReleasePtr( win ); EndMenu(); SendMessageA( hwnd, WM_SHOWWINDOW, SW_MINIMIZE, 0 ); SetWindowPos( hwnd, 0, 0, 0, GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON), SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER | SWP_WINE_NOHOSTMOVE ); } else WIN_ReleasePtr( win ); } /*********************************************************************** * query_zorder * * Synchronize internal z-order with the window manager's. */ static Window __get_common_ancestor( Display *display, Window A, Window B, Window** children, unsigned* total ) { /* find the real root window */ Window root, *childrenB; unsigned totalB; while( A != B && A && B ) { TSXQueryTree( display, A, &root, &A, children, total ); TSXQueryTree( display, B, &root, &B, &childrenB, &totalB ); if( childrenB ) TSXFree( childrenB ); if( *children ) TSXFree( *children ), *children = NULL; } if( A && B ) { TSXQueryTree( display, A, &root, &B, children, total ); return A; } return 0 ; } static Window __get_top_decoration( Display *display, Window w, Window ancestor ) { Window* children, root, prev = w, parent = w; unsigned total; do { w = parent; TSXQueryTree( display, w, &root, &parent, &children, &total ); if( children ) TSXFree( children ); } while( parent && parent != ancestor ); TRACE("\t%08x -> %08x\n", (unsigned)prev, (unsigned)w ); return ( parent ) ? w : 0 ; } static unsigned __td_lookup( Window w, Window* list, unsigned max ) { unsigned i; for( i = max; i > 0; i-- ) if( list[i - 1] == w ) break; return i; } static HWND query_zorder( Display *display, HWND hWndCheck) { HWND hwndInsertAfter = HWND_TOP; Window w, parent, *children = NULL; unsigned total, check, pos, best; HWND *list = WIN_ListChildren( GetDesktopWindow() ); HWND hwndA = 0, hwndB = 0; int i; /* find at least two managed windows */ if (!list) return 0; for (i = 0; list[i]; i++) { if (!(GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_MANAGED)) continue; if (!(GetWindowLongW( list[i], GWL_STYLE ) & WS_VISIBLE)) continue; if (!hwndA) hwndA = list[i]; else { hwndB = list[i]; break; } } if (!hwndA || !hwndB) goto done; parent = __get_common_ancestor( display, X11DRV_get_whole_window(hwndA), X11DRV_get_whole_window(hwndB), &children, &total ); if( parent && children ) { /* w is the ancestor if hWndCheck that is a direct descendant of 'parent' */ w = __get_top_decoration( display, X11DRV_get_whole_window(hWndCheck), parent ); if( w != children[total-1] ) /* check if at the top */ { /* X child at index 0 is at the bottom, at index total-1 is at the top */ check = __td_lookup( w, children, total ); best = total; /* go through all windows in Wine z-order... */ for (i = 0; list[i]; i++) { if (list[i] == hWndCheck) continue; if (!(GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_MANAGED)) continue; if (!(w = __get_top_decoration( display, X11DRV_get_whole_window(list[i]), parent ))) continue; pos = __td_lookup( w, children, total ); if( pos < best && pos > check ) { /* find a nearest Wine window precedes hWndCheck in the real z-order */ best = pos; hwndInsertAfter = list[i]; } if( best - check == 1 ) break; } } } if( children ) TSXFree( children ); done: HeapFree( GetProcessHeap(), 0, list ); return hwndInsertAfter; } /*********************************************************************** * X11DRV_ConfigureNotify */ void X11DRV_ConfigureNotify( HWND hwnd, XConfigureEvent *event ) { HWND oldInsertAfter; struct x11drv_win_data *data; WND *win; RECT rect; WINDOWPOS winpos; int x = event->x, y = event->y; if (!(win = WIN_GetPtr( hwnd ))) return; data = win->pDriverData; /* Get geometry */ if (!event->send_event) /* normal event, need to map coordinates to the root */ { Window child; wine_tsx11_lock(); XTranslateCoordinates( event->display, data->whole_window, root_window, 0, 0, &x, &y, &child ); wine_tsx11_unlock(); } rect.left = x; rect.top = y; rect.right = x + event->width; rect.bottom = y + event->height; TRACE( "win %p new X rect %ld,%ld,%ldx%ld (event %d,%d,%dx%d)\n", hwnd, rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top, event->x, event->y, event->width, event->height ); X11DRV_X_to_window_rect( win, &rect ); WIN_ReleasePtr( win ); winpos.hwnd = hwnd; winpos.x = rect.left; winpos.y = rect.top; winpos.cx = rect.right - rect.left; winpos.cy = rect.bottom - rect.top; winpos.flags = SWP_NOACTIVATE; /* Get Z-order (FIXME) */ winpos.hwndInsertAfter = query_zorder( event->display, hwnd ); /* needs to find the first Visible Window above the current one */ oldInsertAfter = hwnd; for (;;) { oldInsertAfter = GetWindow( oldInsertAfter, GW_HWNDPREV ); if (!oldInsertAfter) { oldInsertAfter = HWND_TOP; break; } if (GetWindowLongA( oldInsertAfter, GWL_STYLE ) & WS_VISIBLE) break; } /* Compare what has changed */ GetWindowRect( hwnd, &rect ); if (rect.left == winpos.x && rect.top == winpos.y) winpos.flags |= SWP_NOMOVE; else TRACE( "%p moving from (%ld,%ld) to (%d,%d)\n", hwnd, rect.left, rect.top, winpos.x, winpos.y ); if ((rect.right - rect.left == winpos.cx && rect.bottom - rect.top == winpos.cy) || IsIconic(hwnd) || (IsRectEmpty( &rect ) && winpos.cx == 1 && winpos.cy == 1)) winpos.flags |= SWP_NOSIZE; else TRACE( "%p resizing from (%ldx%ld) to (%dx%d)\n", hwnd, rect.right - rect.left, rect.bottom - rect.top, winpos.cx, winpos.cy ); if (winpos.hwndInsertAfter == oldInsertAfter) winpos.flags |= SWP_NOZORDER; else TRACE( "%p restacking from after %p to after %p\n", hwnd, oldInsertAfter, winpos.hwndInsertAfter ); /* if nothing changed, don't do anything */ if (winpos.flags == (SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE)) return; SetWindowPos( hwnd, winpos.hwndInsertAfter, winpos.x, winpos.y, winpos.cx, winpos.cy, winpos.flags | SWP_WINE_NOHOSTMOVE ); } /*********************************************************************** * SetWindowRgn (X11DRV.@) * * Assign specified region to window (for non-rectangular windows) */ int X11DRV_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw ) { WND *wndPtr; if ((wndPtr = WIN_GetPtr( hwnd )) == WND_OTHER_PROCESS) { if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd ); wndPtr = NULL; } if (!wndPtr) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return FALSE; } if (wndPtr->hrgnWnd == hrgn) { WIN_ReleasePtr( wndPtr ); return TRUE; } if (wndPtr->hrgnWnd) { /* delete previous region */ DeleteObject(wndPtr->hrgnWnd); wndPtr->hrgnWnd = 0; } wndPtr->hrgnWnd = hrgn; #ifdef HAVE_LIBXSHAPE { Display *display = thread_display(); X11DRV_WND_DATA *data = wndPtr->pDriverData; if (data->whole_window) { if (!hrgn) { wine_tsx11_lock(); XShapeCombineMask( display, data->whole_window, ShapeBounding, 0, 0, None, ShapeSet ); wine_tsx11_unlock(); } else { XRectangle *aXRect; int x_offset, y_offset; DWORD size; DWORD dwBufferSize = GetRegionData(hrgn, 0, NULL); PRGNDATA pRegionData = HeapAlloc(GetProcessHeap(), 0, dwBufferSize); if (!pRegionData) { WIN_ReleasePtr( wndPtr ); return TRUE; } GetRegionData(hrgn, dwBufferSize, pRegionData); size = pRegionData->rdh.nCount; x_offset = wndPtr->rectWindow.left - data->whole_rect.left; y_offset = wndPtr->rectWindow.top - data->whole_rect.top; /* convert region's "Windows rectangles" to XRectangles */ aXRect = HeapAlloc(GetProcessHeap(), 0, size * sizeof(*aXRect) ); if (aXRect) { XRectangle* pCurrRect = aXRect; RECT *pRect = (RECT*) pRegionData->Buffer; for (; pRect < ((RECT*) pRegionData->Buffer) + size ; ++pRect, ++pCurrRect) { pCurrRect->x = pRect->left + x_offset; pCurrRect->y = pRect->top + y_offset; pCurrRect->height = pRect->bottom - pRect->top; pCurrRect->width = pRect->right - pRect->left; TRACE("Rectangle %04d of %04ld data: X=%04d, Y=%04d, Height=%04d, Width=%04d.\n", pRect - (RECT*) pRegionData->Buffer, size, pCurrRect->x, pCurrRect->y, pCurrRect->height, pCurrRect->width); } /* shape = non-rectangular windows (X11/extensions) */ wine_tsx11_lock(); XShapeCombineRectangles( display, data->whole_window, ShapeBounding, 0, 0, aXRect, pCurrRect - aXRect, ShapeSet, YXBanded ); wine_tsx11_unlock(); HeapFree(GetProcessHeap(), 0, aXRect ); } HeapFree(GetProcessHeap(), 0, pRegionData); } } } #endif /* HAVE_LIBXSHAPE */ WIN_ReleasePtr( wndPtr ); if (redraw) RedrawWindow( hwnd, NULL, 0, RDW_FRAME | RDW_INVALIDATE | RDW_ERASE ); return TRUE; } /*********************************************************************** * draw_moving_frame * * Draw the frame used when moving or resizing window. * * FIXME: This causes problems in Win95 mode. (why?) */ static void draw_moving_frame( HDC hdc, RECT *rect, BOOL thickframe ) { if (thickframe) { const int width = GetSystemMetrics(SM_CXFRAME); const int height = GetSystemMetrics(SM_CYFRAME); HBRUSH hbrush = SelectObject( hdc, GetStockObject( GRAY_BRUSH ) ); PatBlt( hdc, rect->left, rect->top, rect->right - rect->left - width, height, PATINVERT ); PatBlt( hdc, rect->left, rect->top + height, width, rect->bottom - rect->top - height, PATINVERT ); PatBlt( hdc, rect->left + width, rect->bottom - 1, rect->right - rect->left - width, -height, PATINVERT ); PatBlt( hdc, rect->right - 1, rect->top, -width, rect->bottom - rect->top - height, PATINVERT ); SelectObject( hdc, hbrush ); } else DrawFocusRect( hdc, rect ); } /*********************************************************************** * start_size_move * * Initialisation of a move or resize, when initiatied from a menu choice. * Return hit test code for caption or sizing border. */ static LONG start_size_move( HWND hwnd, WPARAM wParam, POINT *capturePoint, LONG style ) { LONG hittest = 0; POINT pt; MSG msg; RECT rectWindow; GetWindowRect( hwnd, &rectWindow ); if ((wParam & 0xfff0) == SC_MOVE) { /* Move pointer at the center of the caption */ RECT rect; NC_GetInsideRect( hwnd, &rect ); if (style & WS_SYSMENU) rect.left += GetSystemMetrics(SM_CXSIZE) + 1; if (style & WS_MINIMIZEBOX) rect.right -= GetSystemMetrics(SM_CXSIZE) + 1; if (style & WS_MAXIMIZEBOX) rect.right -= GetSystemMetrics(SM_CXSIZE) + 1; pt.x = rectWindow.left + (rect.right - rect.left) / 2; pt.y = rectWindow.top + rect.top + GetSystemMetrics(SM_CYSIZE)/2; hittest = HTCAPTION; *capturePoint = pt; } else /* SC_SIZE */ { while(!hittest) { GetMessageW( &msg, 0, WM_KEYFIRST, WM_MOUSELAST ); if (CallMsgFilterW( &msg, MSGF_SIZE )) continue; switch(msg.message) { case WM_MOUSEMOVE: hittest = NC_HandleNCHitTest( hwnd, msg.pt ); if ((hittest < HTLEFT) || (hittest > HTBOTTOMRIGHT)) hittest = 0; break; case WM_LBUTTONUP: return 0; case WM_KEYDOWN: switch(msg.wParam) { case VK_UP: hittest = HTTOP; pt.x =(rectWindow.left+rectWindow.right)/2; pt.y = rectWindow.top + GetSystemMetrics(SM_CYFRAME) / 2; break; case VK_DOWN: hittest = HTBOTTOM; pt.x =(rectWindow.left+rectWindow.right)/2; pt.y = rectWindow.bottom - GetSystemMetrics(SM_CYFRAME) / 2; break; case VK_LEFT: hittest = HTLEFT; pt.x = rectWindow.left + GetSystemMetrics(SM_CXFRAME) / 2; pt.y =(rectWindow.top+rectWindow.bottom)/2; break; case VK_RIGHT: hittest = HTRIGHT; pt.x = rectWindow.right - GetSystemMetrics(SM_CXFRAME) / 2; pt.y =(rectWindow.top+rectWindow.bottom)/2; break; case VK_RETURN: case VK_ESCAPE: return 0; } } } *capturePoint = pt; } SetCursorPos( pt.x, pt.y ); NC_HandleSetCursor( hwnd, (WPARAM)hwnd, MAKELONG( hittest, WM_MOUSEMOVE )); return hittest; } /*********************************************************************** * set_movesize_capture */ static void set_movesize_capture( HWND hwnd ) { HWND previous = 0; SERVER_START_REQ( set_capture_window ) { req->handle = hwnd; req->flags = CAPTURE_MOVESIZE; if (!wine_server_call_err( req )) { previous = reply->previous; hwnd = reply->full_handle; } } SERVER_END_REQ; if (previous && previous != hwnd) SendMessageW( previous, WM_CAPTURECHANGED, 0, (LPARAM)hwnd ); } /*********************************************************************** * SysCommandSizeMove (X11DRV.@) * * Perform SC_MOVE and SC_SIZE commands. */ void X11DRV_SysCommandSizeMove( HWND hwnd, WPARAM wParam ) { MSG msg; RECT sizingRect, mouseRect, origRect; HDC hdc; HWND parent; LONG hittest = (LONG)(wParam & 0x0f); HCURSOR hDragCursor = 0, hOldCursor = 0; POINT minTrack, maxTrack; POINT capturePoint, pt; LONG style = GetWindowLongA( hwnd, GWL_STYLE ); LONG exstyle = GetWindowLongA( hwnd, GWL_EXSTYLE ); BOOL thickframe = HAS_THICKFRAME( style, exstyle ); BOOL iconic = style & WS_MINIMIZE; BOOL moved = FALSE; DWORD dwPoint = GetMessagePos (); BOOL DragFullWindows = FALSE; BOOL grab; int iWndsLocks; Display *old_gdi_display = NULL; Display *display = thread_display(); SystemParametersInfoA(SPI_GETDRAGFULLWINDOWS, 0, &DragFullWindows, 0); pt.x = (short)LOWORD(dwPoint); pt.y = (short)HIWORD(dwPoint); capturePoint = pt; if (IsZoomed(hwnd) || !IsWindowVisible(hwnd) || (exstyle & WS_EX_MANAGED)) return; if ((wParam & 0xfff0) == SC_MOVE) { if (!hittest) hittest = start_size_move( hwnd, wParam, &capturePoint, style ); if (!hittest) return; } else /* SC_SIZE */ { if (!thickframe) return; if ( hittest && ((wParam & 0xfff0) != SC_MOUSEMENU) ) hittest += (HTLEFT - WMSZ_LEFT); else { set_movesize_capture( hwnd ); hittest = start_size_move( hwnd, wParam, &capturePoint, style ); if (!hittest) { set_movesize_capture(0); return; } } } /* Get min/max info */ WINPOS_GetMinMaxInfo( hwnd, NULL, NULL, &minTrack, &maxTrack ); GetWindowRect( hwnd, &sizingRect ); if (style & WS_CHILD) { parent = GetParent(hwnd); /* make sizing rect relative to parent */ MapWindowPoints( 0, parent, (POINT*)&sizingRect, 2 ); GetClientRect( parent, &mouseRect ); } else { parent = 0; SetRect(&mouseRect, 0, 0, GetSystemMetrics(SM_CXSCREEN), GetSystemMetrics(SM_CYSCREEN)); } origRect = sizingRect; if (ON_LEFT_BORDER(hittest)) { mouseRect.left = max( mouseRect.left, sizingRect.right-maxTrack.x ); mouseRect.right = min( mouseRect.right, sizingRect.right-minTrack.x ); } else if (ON_RIGHT_BORDER(hittest)) { mouseRect.left = max( mouseRect.left, sizingRect.left+minTrack.x ); mouseRect.right = min( mouseRect.right, sizingRect.left+maxTrack.x ); } if (ON_TOP_BORDER(hittest)) { mouseRect.top = max( mouseRect.top, sizingRect.bottom-maxTrack.y ); mouseRect.bottom = min( mouseRect.bottom,sizingRect.bottom-minTrack.y); } else if (ON_BOTTOM_BORDER(hittest)) { mouseRect.top = max( mouseRect.top, sizingRect.top+minTrack.y ); mouseRect.bottom = min( mouseRect.bottom, sizingRect.top+maxTrack.y ); } if (parent) MapWindowPoints( parent, 0, (LPPOINT)&mouseRect, 2 ); /* Retrieve a default cache DC (without using the window style) */ hdc = GetDCEx( parent, 0, DCX_CACHE ); if( iconic ) /* create a cursor for dragging */ { hDragCursor = (HCURSOR)GetClassLongA( hwnd, GCL_HICON); if( !hDragCursor ) hDragCursor = (HCURSOR)SendMessageA( hwnd, WM_QUERYDRAGICON, 0, 0L); if( !hDragCursor ) iconic = FALSE; } /* repaint the window before moving it around */ RedrawWindow( hwnd, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN ); SendMessageA( hwnd, WM_ENTERSIZEMOVE, 0, 0 ); set_movesize_capture( hwnd ); /* grab the server only when moving top-level windows without desktop */ grab = (!DragFullWindows && !parent && (root_window == DefaultRootWindow(gdi_display))); wine_tsx11_lock(); if (grab) { XSync( gdi_display, False ); XGrabServer( display ); XSync( display, False ); /* switch gdi display to the thread display, since the server is grabbed */ old_gdi_display = gdi_display; gdi_display = display; } XGrabPointer( display, X11DRV_get_whole_window(hwnd), False, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, parent ? X11DRV_get_client_window(parent) : root_window, None, CurrentTime ); wine_tsx11_unlock(); while(1) { int dx = 0, dy = 0; if (!GetMessageW( &msg, 0, WM_KEYFIRST, WM_MOUSELAST )) break; if (CallMsgFilterW( &msg, MSGF_SIZE )) continue; /* Exit on button-up, Return, or Esc */ if ((msg.message == WM_LBUTTONUP) || ((msg.message == WM_KEYDOWN) && ((msg.wParam == VK_RETURN) || (msg.wParam == VK_ESCAPE)))) break; if ((msg.message != WM_KEYDOWN) && (msg.message != WM_MOUSEMOVE)) continue; /* We are not interested in other messages */ pt = msg.pt; if (msg.message == WM_KEYDOWN) switch(msg.wParam) { case VK_UP: pt.y -= 8; break; case VK_DOWN: pt.y += 8; break; case VK_LEFT: pt.x -= 8; break; case VK_RIGHT: pt.x += 8; break; } pt.x = max( pt.x, mouseRect.left ); pt.x = min( pt.x, mouseRect.right ); pt.y = max( pt.y, mouseRect.top ); pt.y = min( pt.y, mouseRect.bottom ); dx = pt.x - capturePoint.x; dy = pt.y - capturePoint.y; if (dx || dy) { if( !moved ) { moved = TRUE; if( iconic ) /* ok, no system popup tracking */ { hOldCursor = SetCursor(hDragCursor); ShowCursor( TRUE ); WINPOS_ShowIconTitle( hwnd, FALSE ); } else if(!DragFullWindows) draw_moving_frame( hdc, &sizingRect, thickframe ); } if (msg.message == WM_KEYDOWN) SetCursorPos( pt.x, pt.y ); else { RECT newRect = sizingRect; WPARAM wpSizingHit = 0; if (hittest == HTCAPTION) OffsetRect( &newRect, dx, dy ); if (ON_LEFT_BORDER(hittest)) newRect.left += dx; else if (ON_RIGHT_BORDER(hittest)) newRect.right += dx; if (ON_TOP_BORDER(hittest)) newRect.top += dy; else if (ON_BOTTOM_BORDER(hittest)) newRect.bottom += dy; if(!iconic && !DragFullWindows) draw_moving_frame( hdc, &sizingRect, thickframe ); capturePoint = pt; /* determine the hit location */ if (hittest >= HTLEFT && hittest <= HTBOTTOMRIGHT) wpSizingHit = WMSZ_LEFT + (hittest - HTLEFT); SendMessageA( hwnd, WM_SIZING, wpSizingHit, (LPARAM)&newRect ); if (!iconic) { if(!DragFullWindows) draw_moving_frame( hdc, &newRect, thickframe ); else { /* To avoid any deadlocks, all the locks on the windows structures must be suspended before the SetWindowPos */ iWndsLocks = WIN_SuspendWndsLock(); SetWindowPos( hwnd, 0, newRect.left, newRect.top, newRect.right - newRect.left, newRect.bottom - newRect.top, ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 ); WIN_RestoreWndsLock(iWndsLocks); } } sizingRect = newRect; } } } set_movesize_capture(0); if( iconic ) { if( moved ) /* restore cursors, show icon title later on */ { ShowCursor( FALSE ); SetCursor( hOldCursor ); } } else if (moved && !DragFullWindows) draw_moving_frame( hdc, &sizingRect, thickframe ); ReleaseDC( parent, hdc ); wine_tsx11_lock(); XUngrabPointer( display, CurrentTime ); if (grab) { XSync( display, False ); XUngrabServer( display ); XSync( display, False ); gdi_display = old_gdi_display; } wine_tsx11_unlock(); if (HOOK_CallHooks( WH_CBT, HCBT_MOVESIZE, (WPARAM)hwnd, (LPARAM)&sizingRect, TRUE )) moved = FALSE; SendMessageA( hwnd, WM_EXITSIZEMOVE, 0, 0 ); SendMessageA( hwnd, WM_SETVISIBLE, !IsIconic(hwnd), 0L); /* window moved or resized */ if (moved) { /* To avoid any deadlocks, all the locks on the windows structures must be suspended before the SetWindowPos */ iWndsLocks = WIN_SuspendWndsLock(); /* if the moving/resizing isn't canceled call SetWindowPos * with the new position or the new size of the window */ if (!((msg.message == WM_KEYDOWN) && (msg.wParam == VK_ESCAPE)) ) { /* NOTE: SWP_NOACTIVATE prevents document window activation in Word 6 */ if(!DragFullWindows) SetWindowPos( hwnd, 0, sizingRect.left, sizingRect.top, sizingRect.right - sizingRect.left, sizingRect.bottom - sizingRect.top, ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 ); } else { /* restore previous size/position */ if(DragFullWindows) SetWindowPos( hwnd, 0, origRect.left, origRect.top, origRect.right - origRect.left, origRect.bottom - origRect.top, ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 ); } WIN_RestoreWndsLock(iWndsLocks); } if (IsIconic(hwnd)) { /* Single click brings up the system menu when iconized */ if( !moved ) { if(style & WS_SYSMENU ) SendMessageA( hwnd, WM_SYSCOMMAND, SC_MOUSEMENU + HTSYSMENU, MAKELONG(pt.x,pt.y)); } else WINPOS_ShowIconTitle( hwnd, TRUE ); } } /*********************************************************************** * ForceWindowRaise (X11DRV.@) * * Raise a window on top of the X stacking order, while preserving * the correct Windows Z order. * * FIXME: this should go away. */ void X11DRV_ForceWindowRaise( HWND hwnd ) { int i = 0; HWND *list; XWindowChanges winChanges; Display *display = thread_display(); WND *wndPtr = WIN_FindWndPtr( hwnd ); if (!wndPtr) return; if ((wndPtr->dwExStyle & WS_EX_MANAGED) || wndPtr->parent != GetDesktopWindow() || IsRectEmpty( &wndPtr->rectWindow ) || !get_whole_window(wndPtr)) { WIN_ReleaseWndPtr( wndPtr ); return; } WIN_ReleaseWndPtr( wndPtr ); /* Raise all windows up to wndPtr according to their Z order. * (it would be easier with sibling-related Below but it doesn't * work very well with SGI mwm for instance) */ winChanges.stack_mode = Above; if (!(list = WIN_ListChildren( GetDesktopWindow() ))) return; while (list[i] && list[i] != hwnd) i++; if (list[i]) { for ( ; i >= 0; i--) { WND *ptr = WIN_FindWndPtr( list[i] ); if (!ptr) continue; if (!IsRectEmpty( &ptr->rectWindow ) && get_whole_window(ptr)) TSXReconfigureWMWindow( display, get_whole_window(ptr), 0, CWStackMode, &winChanges ); WIN_ReleaseWndPtr( ptr ); } } HeapFree( GetProcessHeap(), 0, list ); }