| /* |
| * Window position related functions. |
| * |
| * Copyright 1993, 1994 Alexandre Julliard |
| */ |
| |
| static char Copyright[] = "Copyright Alexandre Julliard, 1993, 1994"; |
| |
| #include "sysmetrics.h" |
| #include "user.h" |
| #include "win.h" |
| #include "message.h" |
| #include "winpos.h" |
| #include "stddebug.h" |
| /* #define DEBUG_WIN */ |
| /* #undef DEBUG_WIN */ |
| #include "debug.h" |
| |
| static HWND hwndActive = 0; /* Currently active window */ |
| |
| |
| /*********************************************************************** |
| * GetWindowRect (USER.32) |
| */ |
| void GetWindowRect( HWND hwnd, LPRECT rect ) |
| { |
| WND * wndPtr = WIN_FindWndPtr( hwnd ); |
| if (!wndPtr) return; |
| |
| *rect = wndPtr->rectWindow; |
| if (wndPtr->dwStyle & WS_CHILD) |
| MapWindowPoints( wndPtr->hwndParent, 0, (POINT *)rect, 2 ); |
| } |
| |
| |
| /*********************************************************************** |
| * GetClientRect (USER.33) |
| */ |
| void GetClientRect( HWND hwnd, LPRECT rect ) |
| { |
| WND * wndPtr = WIN_FindWndPtr( hwnd ); |
| |
| rect->left = rect->top = rect->right = rect->bottom = 0; |
| if (wndPtr) |
| { |
| rect->right = wndPtr->rectClient.right - wndPtr->rectClient.left; |
| rect->bottom = wndPtr->rectClient.bottom - wndPtr->rectClient.top; |
| } |
| } |
| |
| |
| /******************************************************************* |
| * ClientToScreen (USER.28) |
| */ |
| void ClientToScreen( HWND hwnd, LPPOINT lppnt ) |
| { |
| MapWindowPoints( hwnd, 0, lppnt, 1 ); |
| } |
| |
| |
| /******************************************************************* |
| * ScreenToClient (USER.29) |
| */ |
| void ScreenToClient( HWND hwnd, LPPOINT lppnt ) |
| { |
| MapWindowPoints( 0, hwnd, lppnt, 1 ); |
| } |
| |
| |
| /******************************************************************* |
| * WindowFromPoint (USER.30) |
| */ |
| HWND WindowFromPoint( POINT pt ) |
| { |
| HWND hwndRet = 0; |
| HWND hwnd = GetDesktopWindow(); |
| |
| while(hwnd) |
| { |
| /* If point is in window, and window is visible, */ |
| /* not disabled and not transparent, then explore */ |
| /* its children. Otherwise, go to the next window. */ |
| |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| if ((pt.x >= wndPtr->rectWindow.left) && |
| (pt.x < wndPtr->rectWindow.right) && |
| (pt.y >= wndPtr->rectWindow.top) && |
| (pt.y < wndPtr->rectWindow.bottom) && |
| !(wndPtr->dwStyle & WS_DISABLED) && |
| (wndPtr->dwStyle & WS_VISIBLE) && |
| !(wndPtr->dwExStyle & WS_EX_TRANSPARENT)) |
| { |
| hwndRet = hwnd; |
| /* If window is minimized, ignore its children */ |
| if (wndPtr->dwStyle & WS_MINIMIZE) break; |
| pt.x -= wndPtr->rectClient.left; |
| pt.y -= wndPtr->rectClient.top; |
| hwnd = wndPtr->hwndChild; |
| } |
| else hwnd = wndPtr->hwndNext; |
| } |
| return hwndRet; |
| } |
| |
| /******************************************************************* |
| * ChildWindowFromPoint (USER.191) |
| */ |
| HWND ChildWindowFromPoint( HWND hwndParent, POINT pt ) |
| { |
| RECT rect; |
| HWND hwnd; |
| |
| GetWindowRect( hwndParent, &rect ); |
| if (!PtInRect( &rect, pt )) return 0; |
| hwnd = GetTopWindow( hwndParent ); |
| while (hwnd) |
| { |
| GetWindowRect( hwnd, &rect ); |
| if (PtInRect( &rect, pt )) return hwnd; |
| hwnd = GetWindow( hwnd, GW_HWNDNEXT ); |
| } |
| return hwndParent; |
| } |
| |
| |
| /******************************************************************* |
| * MapWindowPoints (USER.258) |
| */ |
| void MapWindowPoints( HWND hwndFrom, HWND hwndTo, LPPOINT lppt, WORD count ) |
| { |
| WND * wndPtr; |
| POINT * curpt; |
| POINT origin = { 0, 0 }; |
| WORD i; |
| |
| /* Translate source window origin to screen coords */ |
| while(hwndFrom) |
| { |
| wndPtr = WIN_FindWndPtr( hwndFrom ); |
| origin.x += wndPtr->rectClient.left; |
| origin.y += wndPtr->rectClient.top; |
| hwndFrom = (wndPtr->dwStyle & WS_CHILD) ? wndPtr->hwndParent : 0; |
| } |
| |
| /* Translate origin to destination window coords */ |
| while(hwndTo) |
| { |
| wndPtr = WIN_FindWndPtr( hwndTo ); |
| origin.x -= wndPtr->rectClient.left; |
| origin.y -= wndPtr->rectClient.top; |
| hwndTo = (wndPtr->dwStyle & WS_CHILD) ? wndPtr->hwndParent : 0; |
| } |
| |
| /* Translate points */ |
| for (i = 0, curpt = lppt; i < count; i++, curpt++) |
| { |
| curpt->x += origin.x; |
| curpt->y += origin.y; |
| } |
| } |
| |
| |
| /*********************************************************************** |
| * IsIconic (USER.31) |
| */ |
| BOOL IsIconic(HWND hWnd) |
| { |
| WND * wndPtr = WIN_FindWndPtr(hWnd); |
| if (wndPtr == NULL) return FALSE; |
| return (wndPtr->dwStyle & WS_MINIMIZE) != 0; |
| } |
| |
| |
| /*********************************************************************** |
| * IsZoomed (USER.272) |
| */ |
| BOOL IsZoomed(HWND hWnd) |
| { |
| WND * wndPtr = WIN_FindWndPtr(hWnd); |
| if (wndPtr == NULL) return FALSE; |
| return (wndPtr->dwStyle & WS_MAXIMIZE) != 0; |
| } |
| |
| |
| /******************************************************************* |
| * GetActiveWindow (USER.60) |
| */ |
| HWND GetActiveWindow() |
| { |
| return hwndActive; |
| } |
| |
| /******************************************************************* |
| * SetActiveWindow (USER.59) |
| */ |
| HWND SetActiveWindow( HWND hwnd ) |
| { |
| HWND prev = hwndActive; |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| if (!wndPtr || (wndPtr->dwStyle & WS_CHILD)) return 0; |
| SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE ); |
| return prev; |
| } |
| |
| |
| /*********************************************************************** |
| * BringWindowToTop (USER.45) |
| */ |
| BOOL BringWindowToTop( HWND hwnd ) |
| { |
| return SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE ); |
| } |
| |
| |
| /*********************************************************************** |
| * MoveWindow (USER.56) |
| */ |
| BOOL MoveWindow( HWND hwnd, short x, short y, short cx, short cy, BOOL repaint) |
| { |
| int flags = SWP_NOZORDER | SWP_NOACTIVATE; |
| if (!repaint) flags |= SWP_NOREDRAW; |
| dprintf_win(stddeb, "MoveWindow: %d %d,%d %dx%d %d\n", |
| hwnd, x, y, cx, cy, repaint ); |
| return SetWindowPos( hwnd, 0, x, y, cx, cy, flags ); |
| } |
| |
| |
| /*********************************************************************** |
| * ShowWindow (USER.42) |
| */ |
| BOOL ShowWindow( HWND hwnd, int cmd ) |
| { |
| WND * wndPtr = WIN_FindWndPtr( hwnd ); |
| BOOL wasVisible; |
| BOOL wasIconic; |
| int swpflags = 0; |
| |
| if (!wndPtr) return FALSE; |
| |
| dprintf_win(stddeb,"ShowWindow: hwnd=%04X, cmd=%d\n", hwnd, cmd); |
| |
| /* |
| * wasVisible is true if user has not made window invisible |
| * wasIconic is true if the window is not iconified |
| */ |
| wasVisible = (wndPtr->dwStyle & WS_VISIBLE) != 0; |
| |
| switch(cmd) |
| { |
| case SW_HIDE: |
| /* |
| * if the window wasn't visible to begin with -- just return |
| */ |
| if (!wasVisible) |
| return FALSE; /* Nothing to do */ |
| swpflags |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE | |
| SWP_NOACTIVATE | SWP_NOZORDER; |
| break; |
| |
| |
| case SW_SHOWMINNOACTIVE: |
| case SW_SHOWMINIMIZED: |
| case SW_MINIMIZE: |
| wndPtr->dwStyle |= WS_MINIMIZE; |
| swpflags |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE | |
| SWP_NOACTIVATE | SWP_NOZORDER; |
| |
| /* store the size and position of the window, so we can |
| * deiconify it to the same size and position |
| */ |
| wndPtr->rectNormal = wndPtr->rectWindow; |
| wndPtr->ptIconPos.x = wndPtr->rectWindow.left; |
| wndPtr->ptIconPos.y = wndPtr->rectWindow.top; |
| /* move the window to icon size and position and |
| * tell it that it is going to have to be painted |
| */ |
| MoveWindow(hwnd, wndPtr->ptIconPos.x, wndPtr->ptIconPos.y, |
| SYSMETRICS_CXICON, SYSMETRICS_CYICON, FALSE); |
| RedrawWindow( hwnd, NULL, 0, RDW_FRAME | RDW_ERASENOW ); |
| break; |
| |
| case SW_SHOWNA: |
| case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE: */ |
| case SW_SHOW: |
| swpflags |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE; |
| break; |
| |
| |
| case SW_SHOWNORMAL: /* same as SW_NORMAL: */ |
| case SW_SHOWNOACTIVATE: |
| case SW_RESTORE: |
| wasIconic = IsIconic(hwnd); |
| wndPtr->dwStyle &= ~WS_MINIMIZE; |
| wndPtr->dwStyle &= ~WS_MAXIMIZE; |
| swpflags |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE; |
| if (cmd == SW_SHOWNOACTIVATE) |
| { |
| swpflags |= SWP_NOZORDER; |
| if (GetActiveWindow()) swpflags |= SWP_NOACTIVATE; |
| } |
| if (wasIconic) { |
| MoveWindow(hwnd, wndPtr->rectNormal.left, |
| wndPtr->rectNormal.top, |
| wndPtr->rectNormal.right - wndPtr->rectNormal.left, |
| wndPtr->rectNormal.bottom - wndPtr->rectNormal.top, |
| FALSE); |
| } |
| break; |
| } |
| |
| SendMessage( hwnd, WM_SHOWWINDOW, (cmd != SW_HIDE), 0 ); |
| SetWindowPos( hwnd, 0, 0, 0, 0, 0, swpflags ); |
| |
| /* Send WM_SIZE and WM_MOVE messages if not already done */ |
| if (!(wndPtr->flags & WIN_GOT_SIZEMSG)) |
| { |
| int wParam = SIZE_RESTORED; |
| if (wndPtr->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED; |
| else if (wndPtr->dwStyle & WS_MINIMIZE) wParam = SIZE_MINIMIZED; |
| wndPtr->flags |= WIN_GOT_SIZEMSG; |
| SendMessage( hwnd, WM_SIZE, wParam, |
| MAKELONG(wndPtr->rectClient.right-wndPtr->rectClient.left, |
| wndPtr->rectClient.bottom-wndPtr->rectClient.top)); |
| SendMessage( hwnd, WM_MOVE, 0, |
| MAKELONG(wndPtr->rectClient.left, wndPtr->rectClient.top) ); |
| } |
| |
| return wasVisible; |
| } |
| |
| |
| /*********************************************************************** |
| * GetInternalWindowPos (USER.460) |
| */ |
| WORD GetInternalWindowPos( HWND hwnd, LPRECT rectWnd, LPPOINT ptIcon ) |
| { |
| WINDOWPLACEMENT wndpl; |
| if (!GetWindowPlacement( hwnd, &wndpl )) return 0; |
| if (rectWnd) *rectWnd = wndpl.rcNormalPosition; |
| if (ptIcon) *ptIcon = wndpl.ptMinPosition; |
| return wndpl.showCmd; |
| } |
| |
| |
| /*********************************************************************** |
| * SetInternalWindowPos (USER.461) |
| */ |
| void SetInternalWindowPos( HWND hwnd, WORD showCmd, LPRECT rect, LPPOINT pt ) |
| { |
| WINDOWPLACEMENT wndpl; |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| |
| wndpl.length = sizeof(wndpl); |
| wndpl.flags = (pt != NULL) ? WPF_SETMINPOSITION : 0; |
| wndpl.showCmd = showCmd; |
| if (pt) wndpl.ptMinPosition = *pt; |
| wndpl.rcNormalPosition = (rect != NULL) ? *rect : wndPtr->rectNormal; |
| wndpl.ptMaxPosition = wndPtr->ptMaxPos; |
| SetWindowPlacement( hwnd, &wndpl ); |
| } |
| |
| |
| /*********************************************************************** |
| * GetWindowPlacement (USER.370) |
| */ |
| BOOL GetWindowPlacement( HWND hwnd, WINDOWPLACEMENT *wndpl ) |
| { |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| if (!wndPtr) return FALSE; |
| |
| wndpl->length = sizeof(*wndpl); |
| wndpl->flags = 0; |
| wndpl->showCmd = IsZoomed(hwnd) ? SW_SHOWMAXIMIZED : |
| (IsIconic(hwnd) ? SW_SHOWMINIMIZED : SW_SHOWNORMAL); |
| wndpl->ptMinPosition = wndPtr->ptIconPos; |
| wndpl->ptMaxPosition = wndPtr->ptMaxPos; |
| wndpl->rcNormalPosition = wndPtr->rectNormal; |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * SetWindowPlacement (USER.371) |
| */ |
| BOOL SetWindowPlacement( HWND hwnd, WINDOWPLACEMENT *wndpl ) |
| { |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| if (!wndPtr) return FALSE; |
| |
| if (wndpl->flags & WPF_SETMINPOSITION) |
| wndPtr->ptIconPos = wndpl->ptMinPosition; |
| if ((wndpl->flags & WPF_RESTORETOMAXIMIZED) && |
| (wndpl->showCmd == SW_SHOWMINIMIZED)) wndPtr->flags |= WIN_RESTORE_MAX; |
| wndPtr->ptMaxPos = wndpl->ptMaxPosition; |
| wndPtr->rectNormal = wndpl->rcNormalPosition; |
| ShowWindow( hwnd, wndpl->showCmd ); |
| return TRUE; |
| } |
| |
| |
| /******************************************************************* |
| * WINPOS_NextWindowFromPoint |
| * |
| * Looks for next enabled window that is |
| * a) sibling of hwnd, later in Z-order and encloses pt, or |
| * b) parent of hwnd |
| */ |
| HWND WINPOS_NextWindowFromPoint( HWND hwnd, POINT pt ) |
| { |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| |
| if (!wndPtr->hwndParent) return hwnd; /* desktop window */ |
| ScreenToClient( wndPtr->hwndParent, &pt ); /* make pt relative to parent */ |
| for (;;) |
| { |
| if (!wndPtr->hwndNext) break; /* No more children */ |
| hwnd = wndPtr->hwndNext; |
| wndPtr = WIN_FindWndPtr( hwnd ); |
| if ((wndPtr->dwStyle & WS_VISIBLE) && |
| !(wndPtr->dwStyle & WS_DISABLED) && |
| PtInRect( &wndPtr->rectWindow, pt )) return hwnd; |
| } |
| return wndPtr->hwndParent; |
| } |
| |
| |
| /******************************************************************* |
| * WINPOS_GetMinMaxInfo |
| * |
| * Send a WM_GETMINMAXINFO to the window. |
| */ |
| void WINPOS_GetMinMaxInfo( HWND hwnd, POINT *maxSize, POINT *maxPos, |
| POINT *minTrack, POINT *maxTrack ) |
| { |
| HANDLE minmaxHandle; |
| MINMAXINFO MinMax, *pMinMax; |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| |
| MinMax.ptMaxSize.x = SYSMETRICS_CXSCREEN; |
| MinMax.ptMaxSize.y = SYSMETRICS_CYSCREEN; |
| MinMax.ptMaxPosition = wndPtr->ptMaxPos; |
| MinMax.ptMinTrackSize.x = SYSMETRICS_CXMINTRACK; |
| MinMax.ptMinTrackSize.y = SYSMETRICS_CYMINTRACK; |
| MinMax.ptMaxTrackSize.x = SYSMETRICS_CXSCREEN; |
| MinMax.ptMaxTrackSize.y = SYSMETRICS_CYSCREEN; |
| |
| minmaxHandle = USER_HEAP_ALLOC( LMEM_MOVEABLE, sizeof(MINMAXINFO) ); |
| if (minmaxHandle) |
| { |
| pMinMax = (MINMAXINFO *) USER_HEAP_ADDR( minmaxHandle ); |
| memcpy( pMinMax, &MinMax, sizeof(MinMax) ); |
| SendMessage( hwnd, WM_GETMINMAXINFO, 0, (LONG)pMinMax ); |
| } |
| else pMinMax = &MinMax; |
| |
| /* Some sanity checks */ |
| |
| pMinMax->ptMaxTrackSize.x = max( pMinMax->ptMaxTrackSize.x, |
| pMinMax->ptMinTrackSize.x ); |
| pMinMax->ptMaxTrackSize.y = max( pMinMax->ptMaxTrackSize.y, |
| pMinMax->ptMinTrackSize.y ); |
| |
| if (maxSize) *maxSize = pMinMax->ptMaxSize; |
| if (maxPos) *maxPos = pMinMax->ptMaxPosition; |
| if (minTrack) *minTrack = pMinMax->ptMinTrackSize; |
| if (maxTrack) *maxTrack = pMinMax->ptMaxTrackSize; |
| if (minmaxHandle) USER_HEAP_FREE( minmaxHandle ); |
| } |
| |
| |
| /******************************************************************* |
| * WINPOS_ChangeActiveWindow |
| * |
| * Change the active window and send the corresponding messages. |
| */ |
| HWND WINPOS_ChangeActiveWindow( HWND hwnd, BOOL mouseMsg ) |
| { |
| HWND prevActive = hwndActive; |
| if (hwnd == hwndActive) return 0; |
| if (hwndActive) |
| { |
| if (!SendMessage( hwndActive, WM_NCACTIVATE, FALSE, 0 )) return 0; |
| SendMessage( hwndActive, WM_ACTIVATE, WA_INACTIVE, |
| MAKELONG( IsIconic(hwndActive), hwnd ) ); |
| /* Send WM_ACTIVATEAPP here */ |
| } |
| |
| hwndActive = hwnd; |
| if (hwndActive) |
| { |
| WND *wndPtr = WIN_FindWndPtr( hwndActive ); |
| wndPtr->hwndPrevActive = prevActive; |
| |
| /* Send WM_ACTIVATEAPP here */ |
| SendMessage( hwnd, WM_NCACTIVATE, TRUE, 0 ); |
| SendMessage( hwnd, WM_ACTIVATE, mouseMsg ? WA_CLICKACTIVE : WA_ACTIVE, |
| MAKELONG( IsIconic(hwnd), prevActive ) ); |
| } |
| return prevActive; |
| } |
| |
| |
| /*********************************************************************** |
| * WINPOS_SendNCCalcSize |
| * |
| * Send a WM_NCCALCSIZE message to a window. |
| * All parameters are read-only except newClientRect. |
| * oldWindowRect, oldClientRect and winpos must be non-NULL only |
| * when calcValidRect is TRUE. |
| */ |
| LONG WINPOS_SendNCCalcSize( HWND hwnd, BOOL calcValidRect, RECT *newWindowRect, |
| RECT *oldWindowRect, RECT *oldClientRect, |
| WINDOWPOS *winpos, RECT *newClientRect ) |
| { |
| NCCALCSIZE_PARAMS *params; |
| HANDLE hparams; |
| LONG result; |
| |
| if (!(hparams = USER_HEAP_ALLOC( GMEM_MOVEABLE, sizeof(*params) ))) |
| return 0; |
| params = (NCCALCSIZE_PARAMS *) USER_HEAP_ADDR( hparams ); |
| params->rgrc[0] = *newWindowRect; |
| if (calcValidRect) |
| { |
| params->rgrc[1] = *oldWindowRect; |
| params->rgrc[2] = *oldClientRect; |
| params->lppos = winpos; |
| } |
| result = SendMessage( hwnd, WM_NCCALCSIZE, calcValidRect, (LONG)params); |
| *newClientRect = params->rgrc[0]; |
| USER_HEAP_FREE( hparams ); |
| return result; |
| } |
| |
| |
| /*********************************************************************** |
| * WINPOS_HandleWindowPosChanging |
| * |
| * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc(). |
| */ |
| LONG WINPOS_HandleWindowPosChanging( WINDOWPOS *winpos ) |
| { |
| POINT maxSize; |
| WND *wndPtr = WIN_FindWndPtr( winpos->hwnd ); |
| if (!wndPtr || (winpos->flags & SWP_NOSIZE)) return 0; |
| if ((wndPtr->dwStyle & WS_THICKFRAME) || |
| (wndPtr->dwStyle & (WS_POPUP | WS_CHILD) == 0)) |
| { |
| WINPOS_GetMinMaxInfo( winpos->hwnd, &maxSize, NULL, NULL, NULL ); |
| winpos->cx = min( winpos->cx, maxSize.x ); |
| winpos->cy = min( winpos->cy, maxSize.y ); |
| } |
| return 0; |
| } |
| |
| |
| /*********************************************************************** |
| * WINPOS_MoveWindowZOrder |
| * |
| * Move a window in Z order, invalidating everything that needs it. |
| * Only necessary for windows without associated X window. |
| */ |
| static void WINPOS_MoveWindowZOrder( HWND hwnd, HWND hwndAfter, BOOL erase ) |
| { |
| BOOL movingUp; |
| HWND hwndCur; |
| WND *wndPtr = WIN_FindWndPtr( hwnd ); |
| |
| /* We have two possible cases: |
| * - The window is moving up: we have to invalidate all areas |
| * of the window that were covered by other windows |
| * - The window is moving down: we have to invalidate areas |
| * of other windows covered by this one. |
| */ |
| |
| if (hwndAfter == HWND_TOP) |
| { |
| movingUp = TRUE; |
| } |
| else if (hwndAfter == HWND_BOTTOM) |
| { |
| if (!wndPtr->hwndNext) return; /* Already at the bottom */ |
| movingUp = FALSE; |
| } |
| else |
| { |
| if (wndPtr->hwndNext == hwndAfter) return; /* Already placed right */ |
| |
| /* Determine which window we encounter first in Z-order */ |
| hwndCur = GetWindow( wndPtr->hwndParent, GW_CHILD ); |
| while ((hwndCur != hwnd) && (hwndCur != hwndAfter)) |
| hwndCur = GetWindow( hwndCur, GW_HWNDNEXT ); |
| movingUp = (hwndCur == hwndAfter); |
| } |
| |
| if (movingUp) |
| { |
| HWND hwndPrevAfter = wndPtr->hwndNext; |
| WIN_UnlinkWindow( hwnd ); |
| WIN_LinkWindow( hwnd, hwndAfter ); |
| hwndCur = wndPtr->hwndNext; |
| while (hwndCur != hwndPrevAfter) |
| { |
| WND *curPtr = WIN_FindWndPtr( hwndCur ); |
| RECT rect = curPtr->rectWindow; |
| OffsetRect( &rect, -wndPtr->rectClient.left, |
| -wndPtr->rectClient.top ); |
| RedrawWindow( hwnd, &rect, 0, RDW_INVALIDATE | RDW_ALLCHILDREN | |
| RDW_FRAME | (erase ? RDW_ERASENOW : RDW_ERASE) ); |
| hwndCur = curPtr->hwndNext; |
| } |
| } |
| else /* Moving down */ |
| { |
| hwndCur = wndPtr->hwndNext; |
| WIN_UnlinkWindow( hwnd ); |
| WIN_LinkWindow( hwnd, hwndAfter ); |
| while (hwndCur != hwnd) |
| { |
| WND *curPtr = WIN_FindWndPtr( hwndCur ); |
| RECT rect = wndPtr->rectWindow; |
| OffsetRect( &rect, -curPtr->rectClient.left, |
| -curPtr->rectClient.top ); |
| RedrawWindow( hwndCur, &rect, 0, RDW_INVALIDATE | RDW_ALLCHILDREN | |
| RDW_FRAME | (erase ? RDW_ERASENOW : RDW_ERASE) ); |
| hwndCur = curPtr->hwndNext; |
| } |
| } |
| } |
| |
| |
| /*********************************************************************** |
| * WINPOS_InternalSetWindowPos |
| * |
| * Helper function for SetWindowPos. |
| */ |
| static BOOL WINPOS_InternalSetWindowPos( WINDOWPOS *winpos ) |
| { |
| HWND hwndAfter; |
| WND *wndPtr; |
| RECT newWindowRect, newClientRect; |
| int flags, result; |
| int changeMask = 0; |
| XWindowChanges winChanges; |
| |
| /* Send WM_WINDOWPOSCHANGING message */ |
| |
| if (!(winpos->flags & SWP_NOSENDCHANGING)) |
| SendMessage( winpos->hwnd, WM_WINDOWPOSCHANGING, 0, (LONG)winpos ); |
| |
| /* Check window handle */ |
| |
| if (winpos->hwnd == GetDesktopWindow()) return FALSE; |
| if (!(wndPtr = WIN_FindWndPtr( winpos->hwnd ))) return FALSE; |
| |
| /* Check dimensions */ |
| |
| if (winpos->cx <= 0) winpos->cx = 1; |
| if (winpos->cy <= 0) winpos->cy = 1; |
| |
| /* Check flags */ |
| |
| flags = winpos->flags; |
| if (winpos->hwnd == hwndActive) flags |= SWP_NOACTIVATE; /*Already active*/ |
| |
| /* Check hwndAfter */ |
| |
| hwndAfter = winpos->hwndInsertAfter; |
| if (!(flags & (SWP_NOZORDER | SWP_NOACTIVATE))) |
| { |
| /* Ignore TOPMOST flags when activating a window */ |
| /* _and_ moving it in Z order. */ |
| if ((hwndAfter == HWND_TOPMOST) || (hwndAfter == HWND_NOTOPMOST)) |
| hwndAfter = HWND_TOP; |
| } |
| /* TOPMOST not supported yet */ |
| if ((hwndAfter == HWND_TOPMOST) || (hwndAfter == HWND_NOTOPMOST)) |
| hwndAfter = HWND_TOP; |
| /* hwndAfter must be a sibling of the window */ |
| if ((hwndAfter != HWND_TOP) && (hwndAfter != HWND_BOTTOM) && |
| (GetParent(winpos->hwnd) != GetParent(hwndAfter))) return FALSE; |
| |
| /* Calculate new position and size */ |
| |
| newWindowRect = wndPtr->rectWindow; |
| newClientRect = wndPtr->rectClient; |
| |
| if (!(flags & SWP_NOSIZE)) |
| { |
| if ((newWindowRect.right != newWindowRect.left + winpos->cx) || |
| (newWindowRect.bottom != newWindowRect.top + winpos->cy)) |
| { |
| newWindowRect.right = newWindowRect.left + winpos->cx; |
| newWindowRect.bottom = newWindowRect.top + winpos->cy; |
| winChanges.width = winpos->cx; |
| winChanges.height = winpos->cy; |
| changeMask |= CWWidth | CWHeight; |
| } |
| else flags = winpos->flags |= SWP_NOSIZE; |
| } |
| if (!(flags & SWP_NOMOVE)) |
| { |
| if ((newWindowRect.left != winpos->x) || |
| (newWindowRect.top != winpos->y)) |
| { |
| newWindowRect.left = winpos->x; |
| newWindowRect.top = winpos->y; |
| newWindowRect.right += winpos->x - wndPtr->rectWindow.left; |
| newWindowRect.bottom += winpos->y - wndPtr->rectWindow.top; |
| if (wndPtr->dwStyle & WS_CHILD) |
| { |
| WND *parentPtr = WIN_FindWndPtr(wndPtr->hwndParent); |
| winChanges.x = winpos->x + parentPtr->rectClient.left |
| - parentPtr->rectWindow.left; |
| winChanges.y = winpos->y + parentPtr->rectClient.top |
| - parentPtr->rectWindow.top; |
| } |
| else |
| { |
| winChanges.x = winpos->x; |
| winChanges.y = winpos->y; |
| } |
| changeMask |= CWX | CWY; |
| } |
| else flags = winpos->flags |= SWP_NOMOVE; |
| } |
| |
| /* Reposition window in Z order */ |
| |
| if (!(flags & SWP_NOZORDER)) |
| { |
| if (wndPtr->window) |
| { |
| WIN_UnlinkWindow( winpos->hwnd ); |
| WIN_LinkWindow( winpos->hwnd, hwndAfter ); |
| if (hwndAfter == HWND_TOP) winChanges.stack_mode = Above; |
| else winChanges.stack_mode = Below; |
| if ((hwndAfter != HWND_TOP) && (hwndAfter != HWND_BOTTOM)) |
| { |
| WND * insertPtr = WIN_FindWndPtr( hwndAfter ); |
| winChanges.sibling = insertPtr->window; |
| changeMask |= CWSibling; |
| } |
| changeMask |= CWStackMode; |
| } |
| else WINPOS_MoveWindowZOrder( winpos->hwnd, hwndAfter, |
| !(flags & SWP_DEFERERASE) ); |
| } |
| |
| /* Send WM_NCCALCSIZE message to get new client area */ |
| |
| result = WINPOS_SendNCCalcSize( winpos->hwnd, TRUE, &newWindowRect, |
| &wndPtr->rectWindow, &wndPtr->rectClient, |
| winpos, &newClientRect ); |
| /* .... Should handle result here */ |
| |
| /* Perform the moving and resizing */ |
| |
| if (wndPtr->window) |
| { |
| if (changeMask) XConfigureWindow( display, wndPtr->window, |
| changeMask, &winChanges ); |
| wndPtr->rectWindow = newWindowRect; |
| wndPtr->rectClient = newClientRect; |
| } |
| else |
| { |
| RECT oldWindowRect = wndPtr->rectWindow; |
| |
| wndPtr->rectWindow = newWindowRect; |
| wndPtr->rectClient = newClientRect; |
| |
| if (changeMask) |
| { |
| HRGN hrgn1 = CreateRectRgnIndirect( &oldWindowRect ); |
| HRGN hrgn2 = CreateRectRgnIndirect( &wndPtr->rectWindow ); |
| HRGN hrgn3 = CreateRectRgn( 0, 0, 0, 0 ); |
| CombineRgn( hrgn3, hrgn1, hrgn2, RGN_DIFF ); |
| RedrawWindow( wndPtr->hwndParent, NULL, hrgn3, |
| RDW_INVALIDATE | RDW_ALLCHILDREN | RDW_ERASENOW ); |
| if ((oldWindowRect.left != wndPtr->rectWindow.left) || |
| (oldWindowRect.top != wndPtr->rectWindow.top)) |
| { |
| RedrawWindow( winpos->hwnd, NULL, 0, RDW_INVALIDATE | |
| RDW_FRAME | RDW_ALLCHILDREN | RDW_ERASENOW ); |
| } |
| DeleteObject( hrgn1 ); |
| DeleteObject( hrgn2 ); |
| DeleteObject( hrgn3 ); |
| } |
| } |
| |
| if (flags & SWP_SHOWWINDOW) |
| { |
| wndPtr->dwStyle |= WS_VISIBLE; |
| if (wndPtr->window) |
| { |
| XMapWindow( display, wndPtr->window ); |
| MSG_Synchronize(); |
| if (flags & SWP_NOREDRAW) /* Validate the whole window */ |
| RedrawWindow( winpos->hwnd, NULL, 0, RDW_VALIDATE ); |
| } |
| } |
| else if (flags & SWP_HIDEWINDOW) |
| { |
| wndPtr->dwStyle &= ~WS_VISIBLE; |
| if (wndPtr->window) |
| { |
| XUnmapWindow( display, wndPtr->window ); |
| } |
| else |
| { |
| RedrawWindow( wndPtr->hwndParent, &wndPtr->rectWindow, 0, |
| RDW_INVALIDATE | RDW_FRAME | |
| RDW_ALLCHILDREN | RDW_ERASENOW ); |
| } |
| if ((winpos->hwnd == GetFocus()) || IsChild(winpos->hwnd, GetFocus())) |
| SetFocus( GetParent(winpos->hwnd) ); /* Revert focus to parent */ |
| if (winpos->hwnd == hwndActive) |
| { |
| /* Activate previously active window if possible */ |
| HWND newActive = wndPtr->hwndPrevActive; |
| if (!IsWindow(newActive) || (newActive == winpos->hwnd)) |
| { |
| newActive = GetTopWindow(GetDesktopWindow()); |
| if (newActive == winpos->hwnd) newActive = wndPtr->hwndNext; |
| } |
| WINPOS_ChangeActiveWindow( newActive, FALSE ); |
| } |
| } |
| |
| /* Activate the window */ |
| |
| if (!(flags & SWP_NOACTIVATE)) |
| { |
| if (!(wndPtr->dwStyle & WS_CHILD)) |
| WINPOS_ChangeActiveWindow( winpos->hwnd, FALSE ); |
| } |
| |
| /* Send WM_NCPAINT message if needed */ |
| |
| if (flags & SWP_SHOWWINDOW) |
| { |
| /* Repaint the window frame and background */ |
| RedrawWindow( winpos->hwnd, NULL, 0, |
| RDW_INVALIDATE | RDW_FRAME | RDW_ERASENOW ); |
| } |
| else |
| { |
| if ((flags & SWP_FRAMECHANGED) || |
| (!(flags & SWP_NOSIZE)) || |
| (!(flags & SWP_NOMOVE)) || |
| (!(flags & SWP_NOACTIVATE)) || |
| (!(flags & SWP_NOZORDER))) |
| SendMessage( winpos->hwnd, WM_NCPAINT, 1, 0L ); |
| } |
| |
| /* And last, send the WM_WINDOWPOSCHANGED message */ |
| |
| SendMessage( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LONG)winpos ); |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * BeginDeferWindowPos (USER.259) |
| */ |
| HDWP BeginDeferWindowPos( INT count ) |
| { |
| HDWP handle; |
| DWP *pDWP; |
| |
| if (count <= 0) return 0; |
| handle = USER_HEAP_ALLOC( GMEM_MOVEABLE, |
| sizeof(DWP) + (count-1)*sizeof(WINDOWPOS) ); |
| if (!handle) return 0; |
| pDWP = (DWP *) USER_HEAP_ADDR( handle ); |
| pDWP->actualCount = 0; |
| pDWP->suggestedCount = count; |
| pDWP->valid = TRUE; |
| pDWP->wMagic = DWP_MAGIC; |
| pDWP->hwndParent = 0; |
| return handle; |
| } |
| |
| |
| /*********************************************************************** |
| * DeferWindowPos (USER.260) |
| */ |
| HDWP DeferWindowPos( HDWP hdwp, HWND hwnd, HWND hwndAfter, INT x, INT y, |
| INT cx, INT cy, WORD flags ) |
| { |
| DWP *pDWP; |
| int i; |
| HDWP newhdwp = hdwp; |
| |
| pDWP = (DWP *) USER_HEAP_ADDR( hdwp ); |
| if (!pDWP) return 0; |
| |
| /* All the windows of a DeferWindowPos() must have the same parent */ |
| |
| if (pDWP->actualCount == 0) pDWP->hwndParent = GetParent( hwnd ); |
| else if (GetParent( hwnd ) != pDWP->hwndParent) |
| { |
| USER_HEAP_FREE( hdwp ); |
| return 0; |
| } |
| |
| for (i = 0; i < pDWP->actualCount; i++) |
| { |
| if (pDWP->winPos[i].hwnd == hwnd) |
| { |
| /* Merge with the other changes */ |
| if (!(flags & SWP_NOZORDER)) |
| { |
| pDWP->winPos[i].hwndInsertAfter = hwndAfter; |
| } |
| if (!(flags & SWP_NOMOVE)) |
| { |
| pDWP->winPos[i].x = x; |
| pDWP->winPos[i].y = y; |
| } |
| if (!(flags & SWP_NOSIZE)) |
| { |
| pDWP->winPos[i].cx = cx; |
| pDWP->winPos[i].cy = cy; |
| } |
| pDWP->winPos[i].flags &= flags & (SWP_NOSIZE | SWP_NOMOVE | |
| SWP_NOZORDER | SWP_NOREDRAW | |
| SWP_NOACTIVATE | SWP_NOCOPYBITS | |
| SWP_NOOWNERZORDER); |
| pDWP->winPos[i].flags |= flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW | |
| SWP_FRAMECHANGED); |
| return hdwp; |
| } |
| } |
| if (pDWP->actualCount >= pDWP->suggestedCount) |
| { |
| newhdwp = USER_HEAP_REALLOC( hdwp, |
| sizeof(DWP) + pDWP->suggestedCount*sizeof(WINDOWPOS), 0); |
| if (!newhdwp) return 0; |
| pDWP = (DWP *) USER_HEAP_ADDR( newhdwp ); |
| pDWP->suggestedCount++; |
| } |
| pDWP->winPos[pDWP->actualCount].hwnd = hwnd; |
| pDWP->winPos[pDWP->actualCount].hwndInsertAfter = hwndAfter; |
| pDWP->winPos[pDWP->actualCount].x = x; |
| pDWP->winPos[pDWP->actualCount].y = y; |
| pDWP->winPos[pDWP->actualCount].cx = cx; |
| pDWP->winPos[pDWP->actualCount].cy = cy; |
| pDWP->winPos[pDWP->actualCount].flags = flags; |
| pDWP->actualCount++; |
| return newhdwp; |
| } |
| |
| |
| /*********************************************************************** |
| * EndDeferWindowPos (USER.261) |
| */ |
| BOOL EndDeferWindowPos( HDWP hdwp ) |
| { |
| DWP *pDWP; |
| BOOL res = TRUE; |
| int i; |
| |
| pDWP = (DWP *) USER_HEAP_ADDR( hdwp ); |
| if (!pDWP) return FALSE; |
| for (i = 0; i < pDWP->actualCount; i++) |
| { |
| if (!(res = WINPOS_InternalSetWindowPos( &pDWP->winPos[i] ))) break; |
| } |
| USER_HEAP_FREE( hdwp ); |
| return res; |
| } |
| |
| |
| /*********************************************************************** |
| * SetWindowPos (USER.232) |
| */ |
| BOOL SetWindowPos( HWND hwnd, HWND hwndInsertAfter, INT x, INT y, |
| INT cx, INT cy, WORD flags ) |
| { |
| HDWP hdwp; |
| |
| dprintf_win(stddeb, "SetWindowPos: %04X %d %d,%d %dx%d 0x%x\n", |
| hwnd, hwndInsertAfter, x, y, cx, cy, flags ); |
| if (!(hdwp = BeginDeferWindowPos( 1 ))) return FALSE; |
| if (!(hdwp = DeferWindowPos( hdwp, hwnd, hwndInsertAfter, |
| x, y, cx, cy, flags ))) return FALSE; |
| return EndDeferWindowPos( hdwp ); |
| } |
| |
| /*********************************************************************** |
| * TileChildWindows (USER.199) |
| */ |
| void TileChildWindows( HWND parent, WORD action ) |
| { |
| printf("STUB TileChildWindows(%04X, %d)\n", parent, action); |
| } |
| |
| /*********************************************************************** |
| * CascageChildWindows (USER.198) |
| */ |
| void CascadeChildWindows( HWND parent, WORD action ) |
| { |
| printf("STUB CascadeChildWindows(%04X, %d)\n", parent, action); |
| } |
| |
| /*********************************************************************** |
| * ArrangeIconicWindows (USER.170) |
| */ |
| WORD ArrangeIconicWindows( HWND parent ) |
| { |
| printf("STUB ArrangeIconicWindows(%04X)\n", parent); |
| return 0; |
| } |