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reactos/win32ss/user/ntuser/defwnd.c
David Quintana 9c589bb131 Sync with trunk r62754. 
svn path=/branches/shell-experiments/; revision=62756
2014-04-15 23:01:15 +00:00

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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS Win32k subsystem
* PURPOSE: Miscellaneous User functions
* FILE: subsystems/win32/win32k/ntuser/defwnd.c
* PROGRAMER:
*/
#include <win32k.h>
#include <windowsx.h>
DBG_DEFAULT_CHANNEL(UserDefwnd);
#define UserHasDlgFrameStyle(Style, ExStyle) \
(((ExStyle) & WS_EX_DLGMODALFRAME) || \
(((Style) & WS_DLGFRAME) && (!((Style) & WS_THICKFRAME))))
#define UserHasThickFrameStyle(Style, ExStyle) \
(((Style) & WS_THICKFRAME) && \
(!(((Style) & (WS_DLGFRAME | WS_BORDER)) == WS_DLGFRAME)))
#define UserHasThinFrameStyle(Style, ExStyle) \
(((Style) & WS_BORDER) || (!((Style) & (WS_CHILD | WS_POPUP))))
#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))
// Client Shutdown messages
#define MCS_SHUTDOWNTIMERS 1
#define MCS_QUERYENDSESSION 2
// Client Shutdown returns
#define MCSR_GOODFORSHUTDOWN 1
#define MCSR_SHUTDOWNFINISHED 2
#define MCSR_DONOTSHUTDOWN 3
/*
* Based on CSRSS and described in pages 1115 - 1118 "Windows Internals, Fifth Edition".
* Apparently CSRSS sends out messages to do this w/o going into win32k internals.
*/
static
LRESULT FASTCALL
IntClientShutdown(
PWND pWindow,
WPARAM wParam,
LPARAM lParam
)
{
LPARAM lParams;
BOOL KillTimers;
INT i;
LRESULT lResult = MCSR_GOODFORSHUTDOWN;
HWND *List;
lParams = wParam & (ENDSESSION_LOGOFF|ENDSESSION_CRITICAL|ENDSESSION_CLOSEAPP);
KillTimers = wParam & MCS_SHUTDOWNTIMERS ? TRUE : FALSE;
/*
First, send end sessions to children.
*/
List = IntWinListChildren(pWindow);
if (List)
{
for (i = 0; List[i]; i++)
{
PWND WndChild;
if (!(WndChild = UserGetWindowObject(List[i])))
continue;
if (wParam & MCS_QUERYENDSESSION)
{
if (!co_IntSendMessage(WndChild->head.h, WM_QUERYENDSESSION, 0, lParams))
{
lResult = MCSR_DONOTSHUTDOWN;
break;
}
}
else
{
co_IntSendMessage(WndChild->head.h, WM_ENDSESSION, KillTimers, lParams);
if (KillTimers)
{
DestroyTimersForWindow(WndChild->head.pti, WndChild);
}
lResult = MCSR_SHUTDOWNFINISHED;
}
}
ExFreePoolWithTag(List, USERTAG_WINDOWLIST);
}
if (List && (lResult == MCSR_DONOTSHUTDOWN)) return lResult;
/*
Send to the caller.
*/
if (wParam & MCS_QUERYENDSESSION)
{
if (!co_IntSendMessage(pWindow->head.h, WM_QUERYENDSESSION, 0, lParams))
{
lResult = MCSR_DONOTSHUTDOWN;
}
}
else
{
co_IntSendMessage(pWindow->head.h, WM_ENDSESSION, KillTimers, lParams);
if (KillTimers)
{
DestroyTimersForWindow(pWindow->head.pti, pWindow);
}
lResult = MCSR_SHUTDOWNFINISHED;
}
return lResult;
}
HBRUSH FASTCALL
DefWndControlColor(HDC hDC, UINT ctlType)
{
if (ctlType == CTLCOLOR_SCROLLBAR)
{
HBRUSH hb = IntGetSysColorBrush(COLOR_SCROLLBAR);
COLORREF bk = IntGetSysColor(COLOR_3DHILIGHT);
IntGdiSetTextColor(hDC, IntGetSysColor(COLOR_3DFACE));
IntGdiSetBkColor(hDC, bk);
/* if COLOR_WINDOW happens to be the same as COLOR_3DHILIGHT
* we better use 0x55aa bitmap brush to make scrollbar's background
* look different from the window background.
*/
if ( bk == IntGetSysColor(COLOR_WINDOW))
return gpsi->hbrGray;
NtGdiUnrealizeObject( hb );
return hb;
}
IntGdiSetTextColor(hDC, IntGetSysColor(COLOR_WINDOWTEXT));
if ((ctlType == CTLCOLOR_EDIT) || (ctlType == CTLCOLOR_LISTBOX))
{
IntGdiSetBkColor(hDC, IntGetSysColor(COLOR_WINDOW));
}
else
{
IntGdiSetBkColor(hDC, IntGetSysColor(COLOR_3DFACE));
return IntGetSysColorBrush(COLOR_3DFACE);
}
return IntGetSysColorBrush(COLOR_WINDOW);
}
LRESULT FASTCALL
DefWndHandleWindowPosChanging(PWND pWnd, WINDOWPOS* Pos)
{
POINT maxTrack, minTrack;
LONG style = pWnd->style;
if (Pos->flags & SWP_NOSIZE) return 0;
if ((style & WS_THICKFRAME) || ((style & (WS_POPUP | WS_CHILD)) == 0))
{
co_WinPosGetMinMaxInfo(pWnd, NULL, NULL, &minTrack, &maxTrack);
Pos->cx = min(Pos->cx, maxTrack.x);
Pos->cy = min(Pos->cy, maxTrack.y);
if (!(style & WS_MINIMIZE))
{
if (Pos->cx < minTrack.x) Pos->cx = minTrack.x;
if (Pos->cy < minTrack.y) Pos->cy = minTrack.y;
}
}
else
{
Pos->cx = max(Pos->cx, 0);
Pos->cy = max(Pos->cy, 0);
}
return 0;
}
LRESULT FASTCALL
DefWndHandleWindowPosChanged(PWND pWnd, WINDOWPOS* Pos)
{
RECT Rect;
LONG style = pWnd->style;
IntGetClientRect(pWnd, &Rect);
IntMapWindowPoints(pWnd, (style & WS_CHILD ? IntGetParent(pWnd) : NULL), (LPPOINT) &Rect, 2);
if (!(Pos->flags & SWP_NOCLIENTMOVE))
{
co_IntSendMessage(UserHMGetHandle(pWnd), WM_MOVE, 0, MAKELONG(Rect.left, Rect.top));
}
if (!(Pos->flags & SWP_NOCLIENTSIZE) || (Pos->flags & SWP_STATECHANGED))
{
if (style & WS_MINIMIZE) co_IntSendMessage(UserHMGetHandle(pWnd), WM_SIZE, SIZE_MINIMIZED, 0 );
else
{
WPARAM wp = (style & WS_MAXIMIZE) ? SIZE_MAXIMIZED : SIZE_RESTORED;
co_IntSendMessage(UserHMGetHandle(pWnd), WM_SIZE, wp, MAKELONG(Rect.right - Rect.left, Rect.bottom - Rect.top));
}
}
return 0;
}
VOID FASTCALL
UserDrawWindowFrame(HDC hdc,
RECTL *rect,
ULONG width,
ULONG height)
{
HBRUSH hbrush = NtGdiSelectBrush( hdc, gpsi->hbrGray );
NtGdiPatBlt( hdc, rect->left, rect->top, rect->right - rect->left - width, height, PATINVERT );
NtGdiPatBlt( hdc, rect->left, rect->top + height, width, rect->bottom - rect->top - height, PATINVERT );
NtGdiPatBlt( hdc, rect->left + width, rect->bottom - 1, rect->right - rect->left - width, -height, PATINVERT );
NtGdiPatBlt( hdc, rect->right - 1, rect->top, -width, rect->bottom - rect->top - height, PATINVERT );
NtGdiSelectBrush( hdc, hbrush );
}
VOID FASTCALL
UserDrawMovingFrame(HDC hdc,
RECTL *rect,
BOOL thickframe)
{
if (thickframe) UserDrawWindowFrame(hdc, rect, UserGetSystemMetrics(SM_CXFRAME), UserGetSystemMetrics(SM_CYFRAME));
else UserDrawWindowFrame(hdc, rect, 1, 1);
}
/***********************************************************************
* NC_GetInsideRect
*
* Get the 'inside' rectangle of a window, i.e. the whole window rectangle
* but without the borders (if any).
*/
void FASTCALL
NC_GetInsideRect(PWND Wnd, RECT *rect)
{
ULONG Style;
ULONG ExStyle;
Style = Wnd->style;
ExStyle = Wnd->ExStyle;
rect->top = rect->left = 0;
rect->right = Wnd->rcWindow.right - Wnd->rcWindow.left;
rect->bottom = Wnd->rcWindow.bottom - Wnd->rcWindow.top;
if (Style & WS_ICONIC) return;
/* Remove frame from rectangle */
if (UserHasThickFrameStyle(Style, ExStyle ))
{
RECTL_vInflateRect(rect, -UserGetSystemMetrics(SM_CXFRAME), -UserGetSystemMetrics(SM_CYFRAME));
}
else
{
if (UserHasDlgFrameStyle(Style, ExStyle ))
{
RECTL_vInflateRect(rect, -UserGetSystemMetrics(SM_CXDLGFRAME), -UserGetSystemMetrics(SM_CYDLGFRAME));
/* FIXME: this isn't in NC_AdjustRect? why not? */
if (ExStyle & WS_EX_DLGMODALFRAME)
RECTL_vInflateRect( rect, -1, 0 );
}
else
{
if (UserHasThinFrameStyle(Style, ExStyle))
{
RECTL_vInflateRect(rect, -UserGetSystemMetrics(SM_CXBORDER), -UserGetSystemMetrics(SM_CYBORDER));
}
}
}
/* We have additional border information if the window
* is a child (but not an MDI child) */
if ((Style & WS_CHILD) && !(ExStyle & WS_EX_MDICHILD))
{
if (ExStyle & WS_EX_CLIENTEDGE)
RECTL_vInflateRect (rect, -UserGetSystemMetrics(SM_CXEDGE), -UserGetSystemMetrics(SM_CYEDGE));
if (ExStyle & WS_EX_STATICEDGE)
RECTL_vInflateRect (rect, -UserGetSystemMetrics(SM_CXBORDER), -UserGetSystemMetrics(SM_CYBORDER));
}
}
LONG FASTCALL
DefWndStartSizeMove(PWND Wnd, WPARAM wParam, POINT *capturePoint)
{
LONG hittest = 0;
POINT pt;
MSG msg;
RECT rectWindow;
ULONG Style = Wnd->style;
PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
rectWindow = Wnd->rcWindow;
if ((wParam & 0xfff0) == SC_MOVE)
{
/* Move pointer at the center of the caption */
RECT rect = rectWindow;
/* Note: to be exactly centered we should take the different types
* of border into account, but it shouldn't make more than a few pixels
* of difference so let's not bother with that */
if (Style & WS_SYSMENU)
rect.left += UserGetSystemMetrics(SM_CXSIZE) + 1;
if (Style & WS_MINIMIZEBOX)
rect.right -= UserGetSystemMetrics(SM_CXSIZE) + 1;
if (Style & WS_MAXIMIZEBOX)
rect.right -= UserGetSystemMetrics(SM_CXSIZE) + 1;
pt.x = (rect.right + rect.left) / 2;
pt.y = rect.top + UserGetSystemMetrics(SM_CYSIZE)/2;
hittest = HTCAPTION;
*capturePoint = pt;
}
else /* SC_SIZE */
{
pt.x = pt.y = 0;
while (!hittest)
{
if (!co_IntGetPeekMessage(&msg, 0, 0, 0, PM_REMOVE, TRUE)) return 0;
if (IntCallMsgFilter( &msg, MSGF_SIZE )) continue;
switch(msg.message)
{
case WM_MOUSEMOVE:
//// Clamp the mouse position to the window rectangle when starting a window resize.
pt.x = min( max( msg.pt.x, rectWindow.left ), rectWindow.right - 1 );
pt.y = min( max( msg.pt.y, rectWindow.top ), rectWindow.bottom - 1 );
hittest = GetNCHitEx(Wnd, 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 + UserGetSystemMetrics(SM_CYFRAME) / 2;
break;
case VK_DOWN:
hittest = HTBOTTOM;
pt.x = (rectWindow.left+rectWindow.right)/2;
pt.y = rectWindow.bottom - UserGetSystemMetrics(SM_CYFRAME) / 2;
break;
case VK_LEFT:
hittest = HTLEFT;
pt.x = rectWindow.left + UserGetSystemMetrics(SM_CXFRAME) / 2;
pt.y = (rectWindow.top+rectWindow.bottom)/2;
break;
case VK_RIGHT:
hittest = HTRIGHT;
pt.x = rectWindow.right - UserGetSystemMetrics(SM_CXFRAME) / 2;
pt.y = (rectWindow.top+rectWindow.bottom)/2;
break;
case VK_RETURN:
case VK_ESCAPE:
return 0;
}
default:
IntTranslateKbdMessage( &msg, 0 );
pti->TIF_flags |= TIF_MOVESIZETRACKING;
IntDispatchMessage( &msg );
pti->TIF_flags |= TIF_MOVESIZETRACKING;
break;
}
}
*capturePoint = pt;
}
UserSetCursorPos(pt.x, pt.y, 0, 0, FALSE);
co_IntSendMessage(UserHMGetHandle(Wnd), WM_SETCURSOR, (WPARAM)UserHMGetHandle(Wnd), MAKELONG(hittest, WM_MOUSEMOVE));
return hittest;
}
//
// System Command Size and Move
//
// Perform SC_MOVE and SC_SIZE commands.
//
VOID FASTCALL
DefWndDoSizeMove(PWND pwnd, WORD wParam)
{
MSG msg;
RECT sizingRect, mouseRect, origRect, unmodRect;
HDC hdc;
LONG hittest = (LONG)(wParam & 0x0f);
HCURSOR hDragCursor = 0, hOldCursor = 0;
POINT minTrack, maxTrack;
POINT capturePoint, pt;
ULONG Style, ExStyle;
BOOL thickframe;
BOOL iconic;
BOOL moved = FALSE;
BOOL DragFullWindows = FALSE;
PWND pWndParent = NULL;
WPARAM syscommand = (wParam & 0xfff0);
PTHREADINFO pti = PsGetCurrentThreadWin32Thread();
//PMONITOR mon = 0; Don't port sync from wine!!! This breaks explorer task bar sizing!!
// The task bar can grow in size and can not reduce due to the change
// in the work area.
Style = pwnd->style;
ExStyle = pwnd->ExStyle;
iconic = (Style & WS_MINIMIZE) != 0;
if ((Style & WS_MAXIMIZE) || !IntIsWindowVisible(pwnd)) return;
thickframe = UserHasThickFrameStyle(Style, ExStyle) && !iconic;
//
// Show window contents while dragging the window, get flag from registry data.
//
UserSystemParametersInfo(SPI_GETDRAGFULLWINDOWS, 0, &DragFullWindows, 0);
pt.x = pti->ptLast.x;
pt.y = pti->ptLast.y;
capturePoint = pt;
UserClipCursor( NULL );
TRACE("pwnd %p command %04lx, hittest %d, pos %d,%d\n",
pwnd, syscommand, hittest, pt.x, pt.y);
if (syscommand == SC_MOVE)
{
if (!hittest) hittest = DefWndStartSizeMove(pwnd, wParam, &capturePoint);
if (!hittest) return;
}
else /* SC_SIZE */
{
if (!thickframe) return;
if (hittest && (syscommand != SC_MOUSEMENU))
{
hittest += (HTLEFT - WMSZ_LEFT);
}
else
{
co_UserSetCapture(UserHMGetHandle(pwnd));
hittest = DefWndStartSizeMove(pwnd, wParam, &capturePoint);
if (!hittest)
{
IntReleaseCapture();
return;
}
}
}
/* Get min/max info */
co_WinPosGetMinMaxInfo(pwnd, NULL, NULL, &minTrack, &maxTrack);
sizingRect = pwnd->rcWindow;
origRect = sizingRect;
if (Style & WS_CHILD)
{
pWndParent = IntGetParent(pwnd);
IntGetClientRect( pWndParent, &mouseRect );
IntMapWindowPoints( pWndParent, 0, (LPPOINT)&mouseRect, 2 );
IntMapWindowPoints( 0, pWndParent, (LPPOINT)&sizingRect, 2 );
unmodRect = sizingRect;
}
else
{
if (!(ExStyle & WS_EX_TOPMOST))
{
UserSystemParametersInfo(SPI_GETWORKAREA, 0, &mouseRect, 0);
}
else
{
RECTL_vSetRect(&mouseRect, 0, 0, UserGetSystemMetrics(SM_CXSCREEN), UserGetSystemMetrics(SM_CYSCREEN));
}
unmodRect = sizingRect;
}
if (ON_LEFT_BORDER(hittest))
{
mouseRect.left = max( mouseRect.left, sizingRect.right-maxTrack.x+capturePoint.x-sizingRect.left );
mouseRect.right = min( mouseRect.right, sizingRect.right-minTrack.x+capturePoint.x-sizingRect.left );
}
else if (ON_RIGHT_BORDER(hittest))
{
mouseRect.left = max( mouseRect.left, sizingRect.left+minTrack.x+capturePoint.x-sizingRect.right );
mouseRect.right = min( mouseRect.right, sizingRect.left+maxTrack.x+capturePoint.x-sizingRect.right );
}
if (ON_TOP_BORDER(hittest))
{
mouseRect.top = max( mouseRect.top, sizingRect.bottom-maxTrack.y+capturePoint.y-sizingRect.top );
mouseRect.bottom = min( mouseRect.bottom,sizingRect.bottom-minTrack.y+capturePoint.y-sizingRect.top);
}
else if (ON_BOTTOM_BORDER(hittest))
{
mouseRect.top = max( mouseRect.top, sizingRect.top+minTrack.y+capturePoint.y-sizingRect.bottom );
mouseRect.bottom = min( mouseRect.bottom, sizingRect.top+maxTrack.y+capturePoint.y-sizingRect.bottom );
}
hdc = UserGetDCEx( pWndParent, 0, DCX_CACHE );
if ( iconic ) /* create a cursor for dragging */
{
hDragCursor = pwnd->pcls->hIcon;;
if ( !hDragCursor ) hDragCursor = (HCURSOR)co_IntSendMessage( UserHMGetHandle(pwnd), WM_QUERYDRAGICON, 0, 0 );
if ( !hDragCursor ) iconic = FALSE;
}
/* repaint the window before moving it around */
co_UserRedrawWindow( pwnd, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN);
IntNotifyWinEvent( EVENT_SYSTEM_MOVESIZESTART, pwnd, OBJID_WINDOW, CHILDID_SELF, 0);
co_IntSendMessage( UserHMGetHandle(pwnd), WM_ENTERSIZEMOVE, 0, 0 );
MsqSetStateWindow(pti, MSQ_STATE_MOVESIZE, UserHMGetHandle(pwnd));
if (IntGetCapture() != UserHMGetHandle(pwnd)) co_UserSetCapture( UserHMGetHandle(pwnd) );
pwnd->head.pti->TIF_flags |= TIF_MOVESIZETRACKING;
for(;;)
{
int dx = 0, dy = 0;
if (!co_IntGetPeekMessage(&msg, 0, 0, 0, PM_REMOVE, TRUE)) break;
if (IntCallMsgFilter( &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))
{
IntTranslateKbdMessage( &msg , 0 );
IntDispatchMessage( &msg );
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 - 1 );
pt.y = max( pt.y, mouseRect.top );
pt.y = min( pt.y, mouseRect.bottom - 1 );
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 = IntSetCursor(hDragCursor);
UserShowCursor( TRUE );
}
else if(!DragFullWindows)
UserDrawMovingFrame( hdc, &sizingRect, thickframe );
}
if (msg.message == WM_KEYDOWN) UserSetCursorPos(pt.x, pt.y, 0, 0, FALSE);
else
{
RECT newRect = unmodRect;
if (!iconic && !DragFullWindows) UserDrawMovingFrame( hdc, &sizingRect, thickframe );
if (hittest == HTCAPTION) RECTL_vOffsetRect( &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;
capturePoint = pt;
//
// Save the new position to the unmodified rectangle. This allows explorer task bar
// sizing. Explorer will forces back the position unless a certain amount of sizing
// has occurred.
//
unmodRect = newRect;
/* determine the hit location */
if (syscommand == SC_SIZE)
{
WPARAM wpSizingHit = 0;
if (hittest >= HTLEFT && hittest <= HTBOTTOMRIGHT)
wpSizingHit = WMSZ_LEFT + (hittest - HTLEFT);
co_IntSendMessage( UserHMGetHandle(pwnd), WM_SIZING, wpSizingHit, (LPARAM)&newRect );
}
else
co_IntSendMessage( UserHMGetHandle(pwnd), WM_MOVING, 0, (LPARAM)&newRect );
if (!iconic)
{
if (!DragFullWindows)
UserDrawMovingFrame( hdc, &newRect, thickframe );
else
{ // Moving the whole window now!
PWND pwndTemp;
//// This causes the mdi child window to jump up when it is moved.
//IntMapWindowPoints( 0, pWndParent, (POINT *)&rect, 2 );
co_WinPosSetWindowPos( pwnd,
0,
newRect.left,
newRect.top,
newRect.right - newRect.left,
newRect.bottom - newRect.top,
( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 );
// Update all the windows after the move or size, including this window.
for ( pwndTemp = pwnd->head.rpdesk->pDeskInfo->spwnd->spwndChild;
pwndTemp;
pwndTemp = pwndTemp->spwndNext )
{
RECTL rect;
// Only the windows that overlap will be redrawn.
if (RECTL_bIntersectRect( &rect, &pwnd->rcWindow, &pwndTemp->rcWindow ))
{
co_UserRedrawWindow( pwndTemp, NULL, NULL, RDW_UPDATENOW | RDW_ALLCHILDREN);
}
}
}
}
sizingRect = newRect;
}
}
}
pwnd->head.pti->TIF_flags &= ~TIF_MOVESIZETRACKING;
IntReleaseCapture();
if ( iconic )
{
if ( moved ) /* restore cursors, show icon title later on */
{
UserShowCursor( FALSE );
IntSetCursor( hOldCursor );
}
IntDestroyCursor( hDragCursor, FALSE );
}
else if ( moved && !DragFullWindows )
UserDrawMovingFrame( hdc, &sizingRect, thickframe );
UserReleaseDC(NULL, hdc, FALSE);
//// This causes the mdi child window to jump up when it is moved.
//if (pWndParent) IntMapWindowPoints( 0, pWndParent, (POINT *)&sizingRect, 2 );
if (co_HOOK_CallHooks(WH_CBT, HCBT_MOVESIZE, (WPARAM)UserHMGetHandle(pwnd), (LPARAM)&sizingRect))
{
ERR("DoSizeMove : WH_CBT Call Hook return!\n");
moved = FALSE;
}
IntNotifyWinEvent( EVENT_SYSTEM_MOVESIZEEND, pwnd, OBJID_WINDOW, CHILDID_SELF, 0);
MsqSetStateWindow(pti, MSQ_STATE_MOVESIZE, NULL);
co_IntSendMessage( UserHMGetHandle(pwnd), WM_EXITSIZEMOVE, 0, 0 );
//// wine mdi hack
co_IntSendMessage( UserHMGetHandle(pwnd), WM_SETVISIBLE, !!(pwnd->style & WS_MINIMIZE), 0L);
////
/* window moved or resized */
if (moved)
{
/* 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 || iconic )
{
co_WinPosSetWindowPos( pwnd,
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 )
{
co_WinPosSetWindowPos( pwnd,
0,
origRect.left,
origRect.top,
origRect.right - origRect.left,
origRect.bottom - origRect.top,
( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 );
}
}
}
if ( IntIsWindow(UserHMGetHandle(pwnd)) )
if ( iconic )
{
/* Single click brings up the system menu when iconized */
if ( !moved )
{
if( Style & WS_SYSMENU )
co_IntSendMessage( UserHMGetHandle(pwnd), WM_SYSCOMMAND, SC_MOUSEMENU + HTSYSMENU, MAKELONG(pt.x,pt.y));
}
}
}
//
// Handle a WM_SYSCOMMAND message. Called from DefWindowProc().
//
LRESULT FASTCALL
DefWndHandleSysCommand(PWND pWnd, WPARAM wParam, LPARAM lParam)
{
LRESULT lResult = 0;
BOOL Hook = FALSE;
if (ISITHOOKED(WH_CBT) || (pWnd->head.rpdesk->pDeskInfo->fsHooks & HOOKID_TO_FLAG(WH_CBT)))
{
Hook = TRUE;
lResult = co_HOOK_CallHooks(WH_CBT, HCBT_SYSCOMMAND, wParam, lParam);
if (lResult) return lResult;
}
switch (wParam & 0xfff0)
{
case SC_MOVE:
case SC_SIZE:
DefWndDoSizeMove(pWnd, wParam);
break;
case SC_MINIMIZE:
if (UserHMGetHandle(pWnd) == UserGetActiveWindow())
IntShowOwnedPopups(pWnd,FALSE); // This is done in ShowWindow! Need to retest!
co_WinPosShowWindow( pWnd, SW_MINIMIZE );
break;
case SC_MAXIMIZE:
if (((pWnd->style & WS_MINIMIZE) != 0) && UserHMGetHandle(pWnd) == UserGetActiveWindow())
IntShowOwnedPopups(pWnd,TRUE);
co_WinPosShowWindow( pWnd, SW_MAXIMIZE );
break;
case SC_RESTORE:
if (((pWnd->style & WS_MINIMIZE) != 0) && UserHMGetHandle(pWnd) == UserGetActiveWindow())
IntShowOwnedPopups(pWnd,TRUE);
co_WinPosShowWindow( pWnd, SW_RESTORE );
break;
case SC_CLOSE:
return co_IntSendMessage(UserHMGetHandle(pWnd), WM_CLOSE, 0, 0);
case SC_SCREENSAVE:
ERR("Screensaver Called!\n");
UserPostMessage(hwndSAS, WM_LOGONNOTIFY, LN_START_SCREENSAVE, 0); // always lParam 0 == not Secure
break;
case SC_HOTKEY:
{
USER_REFERENCE_ENTRY Ref;
pWnd = ValidateHwndNoErr((HWND)lParam);
if (pWnd)
{
if (pWnd->spwndLastActive)
{
pWnd = pWnd->spwndLastActive;
}
UserRefObjectCo(pWnd, &Ref);
co_IntSetForegroundWindow(pWnd);
UserDerefObjectCo(pWnd);
if (pWnd->style & WS_MINIMIZE)
{
UserPostMessage(UserHMGetHandle(pWnd), WM_SYSCOMMAND, SC_RESTORE, 0);
}
}
}
break;
default:
// We do not support anything else here so we should return normal even when sending a hook.
return 0;
}
return(Hook ? 1 : 0); // Don't call us again from user space.
}
VOID FASTCALL DefWndPrint( PWND pwnd, HDC hdc, ULONG uFlags)
{
/*
* Visibility flag.
*/
if ( (uFlags & PRF_CHECKVISIBLE) &&
!IntIsWindowVisible(pwnd) )
return;
/*
* Unimplemented flags.
*/
if ( (uFlags & PRF_CHILDREN) ||
(uFlags & PRF_OWNED) ||
(uFlags & PRF_NONCLIENT) )
{
FIXME("WM_PRINT message with unsupported flags\n");
}
/*
* Background
*/
if ( uFlags & PRF_ERASEBKGND)
co_IntSendMessage(UserHMGetHandle(pwnd), WM_ERASEBKGND, (WPARAM)hdc, 0);
/*
* Client area
*/
if ( uFlags & PRF_CLIENT)
co_IntSendMessage(UserHMGetHandle(pwnd), WM_PRINTCLIENT, (WPARAM)hdc, uFlags);
}
/*
Win32k counterpart of User DefWindowProc
*/
LRESULT FASTCALL
IntDefWindowProc(
PWND Wnd,
UINT Msg,
WPARAM wParam,
LPARAM lParam,
BOOL Ansi)
{
LRESULT lResult = 0;
USER_REFERENCE_ENTRY Ref;
if (Msg > WM_USER) return 0;
switch (Msg)
{
case WM_SYSCOMMAND:
{
ERR("hwnd %p WM_SYSCOMMAND %lx %lx\n", Wnd->head.h, wParam, lParam );
lResult = DefWndHandleSysCommand(Wnd, wParam, lParam);
break;
}
case WM_SHOWWINDOW:
{
if ((Wnd->style & WS_VISIBLE) && wParam) break;
if (!(Wnd->style & WS_VISIBLE) && !wParam) break;
if (!Wnd->spwndOwner) break;
if (LOWORD(lParam))
{
if (wParam)
{
if (!(Wnd->state & WNDS_HIDDENPOPUP)) break;
Wnd->state &= ~WNDS_HIDDENPOPUP;
}
else
Wnd->state |= WNDS_HIDDENPOPUP;
co_WinPosShowWindow(Wnd, wParam ? SW_SHOWNOACTIVATE : SW_HIDE);
}
}
break;
case WM_CLIENTSHUTDOWN:
return IntClientShutdown(Wnd, wParam, lParam);
case WM_APPCOMMAND:
ERR("WM_APPCOMMAND\n");
if ( (Wnd->style & (WS_POPUP|WS_CHILD)) != WS_CHILD &&
Wnd != co_GetDesktopWindow(Wnd) )
{
if (!co_HOOK_CallHooks(WH_SHELL, HSHELL_APPCOMMAND, wParam, lParam))
co_IntShellHookNotify(HSHELL_APPCOMMAND, wParam, lParam);
break;
}
UserRefObjectCo(Wnd->spwndParent, &Ref);
lResult = co_IntSendMessage(UserHMGetHandle(Wnd->spwndParent), WM_APPCOMMAND, wParam, lParam);
UserDerefObjectCo(Wnd->spwndParent);
break;
case WM_CLOSE:
co_UserDestroyWindow(Wnd);
break;
case WM_CTLCOLORMSGBOX:
case WM_CTLCOLOREDIT:
case WM_CTLCOLORLISTBOX:
case WM_CTLCOLORBTN:
case WM_CTLCOLORDLG:
case WM_CTLCOLORSTATIC:
case WM_CTLCOLORSCROLLBAR:
return (LRESULT) DefWndControlColor((HDC)wParam, Msg - WM_CTLCOLORMSGBOX);
case WM_CTLCOLOR:
return (LRESULT) DefWndControlColor((HDC)wParam, HIWORD(lParam));
case WM_ACTIVATE:
/* The default action in Windows is to set the keyboard focus to
* the window, if it's being activated and not minimized */
if (LOWORD(wParam) != WA_INACTIVE &&
!(Wnd->style & WS_MINIMIZE))
{
//ERR("WM_ACTIVATE %p\n",hWnd);
co_UserSetFocus(Wnd);
}
break;
case WM_MOUSEWHEEL:
if (Wnd->style & WS_CHILD)
{
HWND hwndParent;
PWND pwndParent = IntGetParent(Wnd);
hwndParent = pwndParent ? UserHMGetHandle(pwndParent) : NULL;
return co_IntSendMessage( hwndParent, WM_MOUSEWHEEL, wParam, lParam);
}
break;
case WM_ERASEBKGND:
case WM_ICONERASEBKGND:
{
RECT Rect;
HBRUSH hBrush = Wnd->pcls->hbrBackground;
if (!hBrush) return 0;
if (hBrush <= (HBRUSH)COLOR_MENUBAR)
{
hBrush = IntGetSysColorBrush((INT)hBrush);
}
if (Wnd->pcls->style & CS_PARENTDC)
{
/* can't use GetClipBox with a parent DC or we fill the whole parent */
IntGetClientRect(Wnd, &Rect);
GreDPtoLP((HDC)wParam, (LPPOINT)&Rect, 2);
}
else
{
GdiGetClipBox((HDC)wParam, &Rect);
}
FillRect((HDC)wParam, &Rect, hBrush);
return (1);
}
case WM_GETHOTKEY:
//ERR("WM_GETHOTKEY\n");
return DefWndGetHotKey(Wnd);
case WM_SETHOTKEY:
//ERR("WM_SETHOTKEY\n");
return DefWndSetHotKey(Wnd, wParam);
case WM_NCHITTEST:
{
POINT Point;
Point.x = GET_X_LPARAM(lParam);
Point.y = GET_Y_LPARAM(lParam);
return GetNCHitEx(Wnd, Point);
}
case WM_PRINT:
{
DefWndPrint(Wnd, (HDC)wParam, lParam);
return (0);
}
case WM_PAINTICON:
case WM_PAINT:
{
PAINTSTRUCT Ps;
HDC hDC;
/* If already in Paint and Client area is not empty just return. */
if (Wnd->state2 & WNDS2_STARTPAINT && !RECTL_bIsEmptyRect(&Wnd->rcClient))
{
ERR("In Paint and Client area is not empty!\n");
return 0;
}
hDC = IntBeginPaint(Wnd, &Ps);
if (hDC)
{
HICON hIcon;
if (((Wnd->style & WS_MINIMIZE) != 0) && (hIcon = Wnd->pcls->hIcon))
{
RECT ClientRect;
INT x, y;
PCURICON_OBJECT pIcon;
if (!(pIcon = UserGetCurIconObject(hIcon))) return 0;
ERR("Doing Paint and Client area is empty!\n");
IntGetClientRect(Wnd, &ClientRect);
x = (ClientRect.right - ClientRect.left - UserGetSystemMetrics(SM_CXICON)) / 2;
y = (ClientRect.bottom - ClientRect.top - UserGetSystemMetrics(SM_CYICON)) / 2;
UserDrawIconEx( hDC, x, y, pIcon, 0, 0, 0, 0, DI_NORMAL | DI_COMPAT | DI_DEFAULTSIZE );
}
IntEndPaint(Wnd, &Ps);
}
return (0);
}
case WM_SYNCPAINT:
{
HRGN hRgn;
Wnd->state &= ~WNDS_SYNCPAINTPENDING;
ERR("WM_SYNCPAINT\n");
hRgn = IntSysCreateRectRgn(0, 0, 0, 0);
if (co_UserGetUpdateRgn(Wnd, hRgn, FALSE) != NULLREGION)
{
if (!wParam) wParam = (RDW_ERASENOW | RDW_ERASE | RDW_FRAME | RDW_ALLCHILDREN);
co_UserRedrawWindow(Wnd, NULL, hRgn, wParam);
}
GreDeleteObject(hRgn);
return 0;
}
case WM_SETREDRAW:
ERR("WM_SETREDRAW\n");
if (wParam)
{
if (!(Wnd->style & WS_VISIBLE))
{
IntSetStyle( Wnd, WS_VISIBLE, 0 );
Wnd->state |= WNDS_SENDNCPAINT;
}
}
else
{
if (Wnd->style & WS_VISIBLE)
{
co_UserRedrawWindow( Wnd, NULL, NULL, RDW_ALLCHILDREN | RDW_VALIDATE );
IntSetStyle( Wnd, 0, WS_VISIBLE );
}
}
return 0;
case WM_WINDOWPOSCHANGING:
{
return (DefWndHandleWindowPosChanging(Wnd, (WINDOWPOS*)lParam));
}
case WM_WINDOWPOSCHANGED:
{
return (DefWndHandleWindowPosChanged(Wnd, (WINDOWPOS*)lParam));
}
/* ReactOS only. */
case WM_CBT:
{
switch (wParam)
{
case HCBT_MOVESIZE:
{
RECTL rt;
if (lParam)
{
_SEH2_TRY
{
ProbeForRead((PVOID)lParam,
sizeof(RECT),
1);
RtlCopyMemory(&rt,
(PVOID)lParam,
sizeof(RECT));
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
lResult = 1;
}
_SEH2_END;
}
if (!lResult)
lResult = co_HOOK_CallHooks(WH_CBT, HCBT_MOVESIZE, (WPARAM)Wnd->head.h, lParam ? (LPARAM)&rt : 0);
}
break;
}
break;
}
break;
}
return lResult;
}
HICON FASTCALL NC_IconForWindow( PWND pWnd )
{
HICON hIcon = 0;
// First thing to do, init the Window Logo icons.
if (!gpsi->hIconSmWindows) co_IntSetWndIcons();
if (!hIcon) hIcon = UserGetProp(pWnd, gpsi->atomIconSmProp);
if (!hIcon) hIcon = UserGetProp(pWnd, gpsi->atomIconProp);
if (!hIcon) hIcon = pWnd->pcls->hIconSm;
if (!hIcon) hIcon = pWnd->pcls->hIcon;
if (!hIcon && pWnd->style & DS_MODALFRAME)
{
if (!hIcon) hIcon = gpsi->hIconSmWindows; // Both are IDI_WINLOGO Small
if (!hIcon) hIcon = gpsi->hIconWindows; // Reg size.
}
return hIcon;
}
DWORD FASTCALL
GetNCHitEx(PWND pWnd, POINT pt)
{
RECT rcWindow, rcClient;
DWORD Style, ExStyle;
if (!pWnd) return HTNOWHERE;
if (pWnd == UserGetDesktopWindow()) // pWnd->fnid == FNID_DESKTOP)
{
rcClient.left = rcClient.top = rcWindow.left = rcWindow.top = 0;
rcWindow.right = UserGetSystemMetrics(SM_CXSCREEN);
rcWindow.bottom = UserGetSystemMetrics(SM_CYSCREEN);
rcClient.right = UserGetSystemMetrics(SM_CXSCREEN);
rcClient.bottom = UserGetSystemMetrics(SM_CYSCREEN);
}
else
{
rcClient = pWnd->rcClient;
rcWindow = pWnd->rcWindow;
}
if (!RECTL_bPointInRect(&rcWindow, pt.x, pt.y)) return HTNOWHERE;
Style = pWnd->style;
ExStyle = pWnd->ExStyle;
if (Style & WS_MINIMIZE) return HTCAPTION;
if (RECTL_bPointInRect( &rcClient, pt.x, pt.y )) return HTCLIENT;
/* Check borders */
if (HAS_THICKFRAME( Style, ExStyle ))
{
RECTL_vInflateRect(&rcWindow, -UserGetSystemMetrics(SM_CXFRAME), -UserGetSystemMetrics(SM_CYFRAME) );
if (!RECTL_bPointInRect(&rcWindow, pt.x, pt.y ))
{
/* Check top sizing border */
if (pt.y < rcWindow.top)
{
if (pt.x < rcWindow.left+UserGetSystemMetrics(SM_CXSIZE)) return HTTOPLEFT;
if (pt.x >= rcWindow.right-UserGetSystemMetrics(SM_CXSIZE)) return HTTOPRIGHT;
return HTTOP;
}
/* Check bottom sizing border */
if (pt.y >= rcWindow.bottom)
{
if (pt.x < rcWindow.left+UserGetSystemMetrics(SM_CXSIZE)) return HTBOTTOMLEFT;
if (pt.x >= rcWindow.right-UserGetSystemMetrics(SM_CXSIZE)) return HTBOTTOMRIGHT;
return HTBOTTOM;
}
/* Check left sizing border */
if (pt.x < rcWindow.left)
{
if (pt.y < rcWindow.top+UserGetSystemMetrics(SM_CYSIZE)) return HTTOPLEFT;
if (pt.y >= rcWindow.bottom-UserGetSystemMetrics(SM_CYSIZE)) return HTBOTTOMLEFT;
return HTLEFT;
}
/* Check right sizing border */
if (pt.x >= rcWindow.right)
{
if (pt.y < rcWindow.top+UserGetSystemMetrics(SM_CYSIZE)) return HTTOPRIGHT;
if (pt.y >= rcWindow.bottom-UserGetSystemMetrics(SM_CYSIZE)) return HTBOTTOMRIGHT;
return HTRIGHT;
}
}
}
else /* No thick frame */
{
if (HAS_DLGFRAME( Style, ExStyle ))
RECTL_vInflateRect(&rcWindow, -UserGetSystemMetrics(SM_CXDLGFRAME), -UserGetSystemMetrics(SM_CYDLGFRAME));
else if (HAS_THINFRAME( Style, ExStyle ))
RECTL_vInflateRect(&rcWindow, -UserGetSystemMetrics(SM_CXBORDER), -UserGetSystemMetrics(SM_CYBORDER));
if (!RECTL_bPointInRect( &rcWindow, pt.x, pt.y )) return HTBORDER;
}
/* Check caption */
if ((Style & WS_CAPTION) == WS_CAPTION)
{
if (ExStyle & WS_EX_TOOLWINDOW)
rcWindow.top += UserGetSystemMetrics(SM_CYSMCAPTION) - 1;
else
rcWindow.top += UserGetSystemMetrics(SM_CYCAPTION) - 1;
if (!RECTL_bPointInRect( &rcWindow, pt.x, pt.y ))
{
BOOL min_or_max_box = (Style & WS_SYSMENU) && (Style & (WS_MINIMIZEBOX|WS_MAXIMIZEBOX));
if (ExStyle & WS_EX_LAYOUTRTL)
{
/* Check system menu */
if ((Style & WS_SYSMENU) && !(ExStyle & WS_EX_TOOLWINDOW) && NC_IconForWindow(pWnd))
{
rcWindow.right -= UserGetSystemMetrics(SM_CYCAPTION) - 1;
if (pt.x > rcWindow.right) return HTSYSMENU;
}
/* Check close button */
if (Style & WS_SYSMENU)
{
rcWindow.left += UserGetSystemMetrics(SM_CYCAPTION);
if (pt.x < rcWindow.left) return HTCLOSE;
}
/* Check maximize box */
/* In Win95 there is automatically a Maximize button when there is a minimize one */
if (min_or_max_box && !(ExStyle & WS_EX_TOOLWINDOW))
{
rcWindow.left += UserGetSystemMetrics(SM_CXSIZE);
if (pt.x < rcWindow.left) return HTMAXBUTTON;
}
/* Check minimize box */
if (min_or_max_box && !(ExStyle & WS_EX_TOOLWINDOW))
{
rcWindow.left += UserGetSystemMetrics(SM_CXSIZE);
if (pt.x < rcWindow.left) return HTMINBUTTON;
}
}
else
{
/* Check system menu */
if ((Style & WS_SYSMENU) && !(ExStyle & WS_EX_TOOLWINDOW) && NC_IconForWindow(pWnd))
{
rcWindow.left += UserGetSystemMetrics(SM_CYCAPTION) - 1;
if (pt.x < rcWindow.left) return HTSYSMENU;
}
/* Check close button */
if (Style & WS_SYSMENU)
{
rcWindow.right -= UserGetSystemMetrics(SM_CYCAPTION);
if (pt.x > rcWindow.right) return HTCLOSE;
}
/* Check maximize box */
/* In Win95 there is automatically a Maximize button when there is a minimize one */
if (min_or_max_box && !(ExStyle & WS_EX_TOOLWINDOW))
{
rcWindow.right -= UserGetSystemMetrics(SM_CXSIZE);
if (pt.x > rcWindow.right) return HTMAXBUTTON;
}
/* Check minimize box */
if (min_or_max_box && !(ExStyle & WS_EX_TOOLWINDOW))
{
rcWindow.right -= UserGetSystemMetrics(SM_CXSIZE);
if (pt.x > rcWindow.right) return HTMINBUTTON;
}
}
return HTCAPTION;
}
}
/* Check menu bar */
if (HAS_MENU( pWnd, Style ) && (pt.y < rcClient.top) &&
(pt.x >= rcClient.left) && (pt.x < rcClient.right))
return HTMENU;
/* Check vertical scroll bar */
if (ExStyle & WS_EX_LAYOUTRTL) ExStyle ^= WS_EX_LEFTSCROLLBAR;
if (Style & WS_VSCROLL)
{
if((ExStyle & WS_EX_LEFTSCROLLBAR) != 0)
rcClient.left -= UserGetSystemMetrics(SM_CXVSCROLL);
else
rcClient.right += UserGetSystemMetrics(SM_CXVSCROLL);
if (RECTL_bPointInRect( &rcClient, pt.x, pt.y )) return HTVSCROLL;
}
/* Check horizontal scroll bar */
if (Style & WS_HSCROLL)
{
rcClient.bottom += UserGetSystemMetrics(SM_CYHSCROLL);
if (RECTL_bPointInRect( &rcClient, pt.x, pt.y ))
{
/* Check size box */
if ((Style & WS_VSCROLL) &&
((((ExStyle & WS_EX_LEFTSCROLLBAR) != 0) && (pt.x <= rcClient.left + UserGetSystemMetrics(SM_CXVSCROLL))) ||
(((ExStyle & WS_EX_LEFTSCROLLBAR) == 0) && (pt.x >= rcClient.right - UserGetSystemMetrics(SM_CXVSCROLL)))))
return HTSIZE;
return HTHSCROLL;
}
}
/* Has to return HTNOWHERE if nothing was found
Could happen when a window has a customized non client area */
return HTNOWHERE;
}
/* EOF */
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