| /* |
| * Window position related functions. |
| * |
| * Copyright 1993 Alexandre Julliard |
| */ |
| |
| static char Copyright[] = "Copyright Alexandre Julliard, 1993"; |
| |
| #include "win.h" |
| |
| extern Display * display; |
| |
| |
| /*********************************************************************** |
| * GetWindowRect (USER.32) |
| */ |
| void GetWindowRect( HWND hwnd, LPRECT rect ) |
| { |
| WND * wndPtr = WIN_FindWndPtr( hwnd ); |
| if (!wndPtr) return; |
| |
| *rect = wndPtr->rectWindow; |
| if (wndPtr->hwndParent) |
| 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 ); |
| } |
| |
| |
| /******************************************************************* |
| * 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->hwndParent; |
| } |
| |
| /* Translate origin to destination window coords */ |
| while(hwndTo) |
| { |
| wndPtr = WIN_FindWndPtr( hwndTo ); |
| origin.x -= wndPtr->rectClient.left; |
| origin.y -= wndPtr->rectClient.top; |
| hwndTo = wndPtr->hwndParent; |
| } |
| |
| /* 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; |
| } |
| |
| |
| /*********************************************************************** |
| * 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; |
| #ifdef DEBUG_WIN |
| printf( "MoveWindow: %d %d,%d %dx%d %d\n", hwnd, x, y, cx, cy, repaint ); |
| #endif |
| 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; |
| int swpflags = 0; |
| |
| #ifdef DEBUG_WIN |
| printf("ShowWindow: hwnd=%d, cmd=%d\n", hwnd, cmd); |
| #endif |
| |
| if (!wndPtr) return FALSE; |
| wasVisible = (wndPtr->dwStyle & WS_VISIBLE) != 0; |
| switch(cmd) |
| { |
| case SW_HIDE: |
| 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; |
| break; |
| |
| case SW_SHOWNA: |
| case SW_SHOWNOACTIVATE: |
| case SW_MAXIMIZE: |
| case SW_SHOWMAXIMIZED: |
| case SW_SHOW: |
| case SW_NORMAL: |
| case SW_SHOWNORMAL: |
| wndPtr->dwStyle &= ~WS_MINIMIZE; |
| swpflags |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE | |
| SWP_NOACTIVATE | SWP_NOZORDER; |
| 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; |
| } |
| |
| |
| /*********************************************************************** |
| * SetWindowPos (USER.232) |
| */ |
| /* Unimplemented flags: SWP_NOREDRAW, SWP_NOACTIVATE |
| */ |
| /* Note: all this code should be in the DeferWindowPos() routines, |
| * and SetWindowPos() should simply call them. This will be implemented |
| * some day... |
| */ |
| BOOL SetWindowPos( HWND hwnd, HWND hwndInsertAfter, short x, short y, |
| short cx, short cy, WORD flags ) |
| { |
| WINDOWPOS *winPos; |
| HANDLE hmem = 0; |
| RECT newWindowRect, newClientRect; |
| WND *wndPtr; |
| int calcsize_result = 0; |
| XWindowChanges winChanges; |
| int changeMask = 0; |
| |
| #ifdef DEBUG_WIN |
| printf( "SetWindowPos: %d %d %d,%d %dx%d 0x%x\n", |
| hwnd, hwndInsertAfter, x, y, cx, cy, flags ); |
| #endif |
| |
| if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return FALSE; |
| if (flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW)) |
| flags |= SWP_NOMOVE | SWP_NOSIZE; |
| |
| /* Send WM_WINDOWPOSCHANGING message */ |
| |
| if (!(hmem = GlobalAlloc( GMEM_MOVEABLE,sizeof(WINDOWPOS) ))) return FALSE; |
| winPos = (WINDOWPOS *)GlobalLock( hmem ); |
| winPos->hwnd = hwnd; |
| winPos->hwndInsertAfter = hwndInsertAfter; |
| winPos->x = x; |
| winPos->y = y; |
| winPos->cx = cx; |
| winPos->cy = cy; |
| winPos->flags = flags; |
| SendMessage( hwnd, WM_WINDOWPOSCHANGING, 0, (LONG)winPos ); |
| |
| /* Calculate new position and size */ |
| |
| newWindowRect = wndPtr->rectWindow; |
| newClientRect = wndPtr->rectClient; |
| |
| if (!(winPos->flags & SWP_NOSIZE)) |
| { |
| newWindowRect.right = newWindowRect.left + winPos->cx; |
| newWindowRect.bottom = newWindowRect.top + winPos->cy; |
| } |
| |
| if (!(winPos->flags & SWP_NOMOVE)) |
| { |
| newWindowRect.left = winPos->x; |
| newWindowRect.top = winPos->y; |
| newWindowRect.right += winPos->x - wndPtr->rectWindow.left; |
| newWindowRect.bottom += winPos->y - wndPtr->rectWindow.top; |
| } |
| |
| /* Reposition window in Z order */ |
| |
| if (!(winPos->flags & SWP_NOZORDER)) |
| { |
| hwndInsertAfter = winPos->hwndInsertAfter; |
| |
| /* TOPMOST not supported yet */ |
| if ((hwndInsertAfter == HWND_TOPMOST) || |
| (hwndInsertAfter == HWND_NOTOPMOST)) hwndInsertAfter = HWND_TOP; |
| |
| /* Make sure hwndInsertAfter is a sibling of hwnd */ |
| if ((hwndInsertAfter != HWND_TOP) && (hwndInsertAfter != HWND_BOTTOM)) |
| if (wndPtr->hwndParent != GetParent(hwndInsertAfter)) goto Abort; |
| |
| WIN_UnlinkWindow( hwnd ); |
| WIN_LinkWindow( hwnd, hwndInsertAfter ); |
| } |
| |
| /* Recalculate client area position */ |
| |
| if (winPos->flags & SWP_FRAMECHANGED) |
| { |
| /* Send WM_NCCALCSIZE message */ |
| NCCALCSIZE_PARAMS *params; |
| HANDLE hparams; |
| |
| if (!(hparams = GlobalAlloc( GMEM_MOVEABLE, sizeof(*params) ))) |
| goto Abort; |
| params = (NCCALCSIZE_PARAMS *) GlobalLock( hparams ); |
| params->rgrc[0] = newWindowRect; |
| params->rgrc[1] = wndPtr->rectWindow; |
| params->rgrc[2] = wndPtr->rectClient; |
| params->lppos = winPos; |
| calcsize_result = SendMessage(hwnd, WM_NCCALCSIZE, TRUE, (LONG)params); |
| GlobalUnlock( hparams ); |
| GlobalFree( hparams ); |
| newClientRect = params->rgrc[0]; |
| /* Handle result here */ |
| } |
| else |
| { |
| newClientRect.left = newWindowRect.left + wndPtr->rectClient.left |
| - wndPtr->rectWindow.left; |
| newClientRect.top = newWindowRect.top + wndPtr->rectClient.top |
| - wndPtr->rectWindow.top; |
| newClientRect.right = newWindowRect.right + wndPtr->rectClient.right |
| - wndPtr->rectWindow.right; |
| newClientRect.bottom = newWindowRect.bottom + wndPtr->rectClient.bottom |
| - wndPtr->rectWindow.bottom; |
| } |
| |
| /* Perform the moving and resizing */ |
| |
| if (!(winPos->flags & SWP_NOMOVE)) |
| { |
| WND * parentPtr; |
| winChanges.x = newWindowRect.left; |
| winChanges.y = newWindowRect.top; |
| if (wndPtr->hwndParent) |
| { |
| parentPtr = WIN_FindWndPtr(wndPtr->hwndParent); |
| winChanges.x += parentPtr->rectClient.left-parentPtr->rectWindow.left; |
| winChanges.y += parentPtr->rectClient.top-parentPtr->rectWindow.top; |
| } |
| changeMask |= CWX | CWY; |
| } |
| if (!(winPos->flags & SWP_NOSIZE)) |
| { |
| winChanges.width = newWindowRect.right - newWindowRect.left; |
| winChanges.height = newWindowRect.bottom - newWindowRect.top; |
| changeMask |= CWWidth | CWHeight; |
| } |
| if (!(winPos->flags & SWP_NOZORDER)) |
| { |
| if (hwndInsertAfter == HWND_TOP) winChanges.stack_mode = Above; |
| else winChanges.stack_mode = Below; |
| if ((hwndInsertAfter != HWND_TOP) && (hwndInsertAfter != HWND_BOTTOM)) |
| { |
| WND * insertPtr = WIN_FindWndPtr( hwndInsertAfter ); |
| winChanges.sibling = insertPtr->window; |
| changeMask |= CWSibling; |
| } |
| changeMask |= CWStackMode; |
| } |
| if (changeMask) XConfigureWindow( display, wndPtr->window, |
| changeMask, &winChanges ); |
| |
| if (winPos->flags & SWP_SHOWWINDOW) |
| { |
| wndPtr->dwStyle |= WS_VISIBLE; |
| XMapWindow( display, wndPtr->window ); |
| } |
| else if (winPos->flags & SWP_HIDEWINDOW) |
| { |
| wndPtr->dwStyle &= ~WS_VISIBLE; |
| XUnmapWindow( display, wndPtr->window ); |
| } |
| |
| /* Send WM_NCPAINT message if needed */ |
| if ((winPos->flags & (SWP_FRAMECHANGED | SWP_SHOWWINDOW)) || |
| (!(winPos->flags & SWP_NOSIZE)) || |
| (!(winPos->flags & SWP_NOMOVE)) || |
| (!(winPos->flags & SWP_NOACTIVATE)) || |
| (!(winPos->flags & SWP_NOZORDER))) |
| SendMessage( hwnd, WM_NCPAINT, 1, 0L ); |
| |
| /* Finally send the WM_WINDOWPOSCHANGED message */ |
| wndPtr->rectWindow = newWindowRect; |
| wndPtr->rectClient = newClientRect; |
| SendMessage( hwnd, WM_WINDOWPOSCHANGED, 0, (LONG)winPos ); |
| GlobalUnlock( hmem ); |
| GlobalFree( hmem ); |
| |
| return TRUE; |
| |
| Abort: /* Fatal error encountered */ |
| if (hmem) |
| { |
| GlobalUnlock( hmem ); |
| GlobalFree( hmem ); |
| } |
| return FALSE; |
| } |
| |
| |