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Sweden-Number/dlls/ttydrv/wnd.c

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/*
* TTY window driver
*
* Copyright 1998,1999 Patrik Stridvall
*
* 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 "ttydrv.h"
#include "ntstatus.h"
#include "win.h"
#include "winpos.h"
#include "wownt32.h"
#include "wine/wingdi16.h"
#include "wine/server.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(ttydrv);
#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)
/***********************************************************************
* get_server_visible_region
*/
static HRGN get_server_visible_region( HWND hwnd, HWND top, UINT flags )
{
RGNDATA *data;
NTSTATUS status;
HRGN ret = 0;
size_t size = 256;
do
{
if (!(data = HeapAlloc( GetProcessHeap(), 0, sizeof(*data) + size - 1 ))) return 0;
SERVER_START_REQ( get_visible_region )
{
req->window = hwnd;
req->top_win = top;
req->flags = flags;
wine_server_set_reply( req, data->Buffer, size );
if (!(status = wine_server_call( req )))
{
size_t reply_size = wine_server_reply_size( reply );
data->rdh.dwSize = sizeof(data->rdh);
data->rdh.iType = RDH_RECTANGLES;
data->rdh.nCount = reply_size / sizeof(RECT);
data->rdh.nRgnSize = reply_size;
ret = ExtCreateRegion( NULL, size, data );
}
else size = reply->total_size;
}
SERVER_END_REQ;
HeapFree( GetProcessHeap(), 0, data );
} while (status == STATUS_BUFFER_OVERFLOW);
if (status) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/***********************************************************************
* set_window_pos
*
* Set a window position and Z order.
*/
static void set_window_pos( HWND hwnd, HWND insert_after, const RECT *rectWindow,
const RECT *rectClient, UINT swp_flags )
{
WND *win = WIN_GetPtr( hwnd );
BOOL ret;
if (!win) return;
if (win == WND_OTHER_PROCESS)
{
if (IsWindow( hwnd )) ERR( "cannot set rectangles of other process window %p\n", hwnd );
return;
}
SERVER_START_REQ( set_window_pos )
{
req->handle = hwnd;
req->top_win = 0;
req->previous = insert_after;
req->flags = swp_flags;
req->window.left = rectWindow->left;
req->window.top = rectWindow->top;
req->window.right = rectWindow->right;
req->window.bottom = rectWindow->bottom;
req->client.left = rectClient->left;
req->client.top = rectClient->top;
req->client.right = rectClient->right;
req->client.bottom = rectClient->bottom;
ret = !wine_server_call( req );
}
SERVER_END_REQ;
if (ret)
{
win->rectWindow = *rectWindow;
win->rectClient = *rectClient;
TRACE( "win %p window (%ld,%ld)-(%ld,%ld) client (%ld,%ld)-(%ld,%ld)\n", hwnd,
rectWindow->left, rectWindow->top, rectWindow->right, rectWindow->bottom,
rectClient->left, rectClient->top, rectClient->right, rectClient->bottom );
}
WIN_ReleasePtr( win );
}
/**********************************************************************
* CreateWindow (TTYDRV.@)
*/
BOOL TTYDRV_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
{
BOOL ret;
RECT rect;
HWND parent, hwndLinkAfter;
CBT_CREATEWNDA cbtc;
TRACE("(%p)\n", hwnd);
/* initialize the dimensions before sending WM_GETMINMAXINFO */
SetRect( &rect, cs->x, cs->y, cs->x + cs->cx, cs->y + cs->cy );
set_window_pos( hwnd, 0, &rect, &rect, SWP_NOZORDER );
parent = GetAncestor( hwnd, GA_PARENT );
if (!parent) /* desktop window */
{
SetPropA( hwnd, "__wine_ttydrv_window", root_window );
return TRUE;
}
#ifdef WINE_CURSES
/* Only create top-level windows */
if (parent == GetDesktopWindow())
{
WINDOW *window;
const INT cellWidth=8, cellHeight=8; /* FIXME: Hardcoded */
window = subwin( root_window, cs->cy/cellHeight, cs->cx/cellWidth,
cs->y/cellHeight, cs->x/cellWidth);
werase(window);
wrefresh(window);
SetPropA( hwnd, "__wine_ttydrv_window", window );
}
#else /* defined(WINE_CURSES) */
FIXME("(%p): stub\n", hwnd);
#endif /* defined(WINE_CURSES) */
/* Call the WH_CBT hook */
hwndLinkAfter = ((cs->style & (WS_CHILD|WS_MAXIMIZE)) == WS_CHILD) ? HWND_BOTTOM : HWND_TOP;
cbtc.lpcs = cs;
cbtc.hwndInsertAfter = hwndLinkAfter;
if (HOOK_CallHooks( WH_CBT, HCBT_CREATEWND, (WPARAM)hwnd, (LPARAM)&cbtc, unicode ))
{
TRACE("CBT-hook returned !0\n");
return FALSE;
}
if (unicode)
{
ret = SendMessageW( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
if (ret) ret = (SendMessageW( hwnd, WM_CREATE, 0, (LPARAM)cs ) != -1);
}
else
{
ret = SendMessageA( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
if (ret) ret = (SendMessageA( hwnd, WM_CREATE, 0, (LPARAM)cs ) != -1);
}
if (ret) NotifyWinEvent(EVENT_OBJECT_CREATE, hwnd, OBJID_WINDOW, 0);
return ret;
}
/***********************************************************************
* DestroyWindow (TTYDRV.@)
*/
BOOL TTYDRV_DestroyWindow( HWND hwnd )
{
#ifdef WINE_CURSES
WINDOW *window = GetPropA( hwnd, "__wine_ttydrv_window" );
TRACE("(%p)\n", hwnd);
if (window && window != root_window) delwin(window);
#else /* defined(WINE_CURSES) */
FIXME("(%p): stub\n", hwnd);
#endif /* defined(WINE_CURSES) */
return TRUE;
}
/***********************************************************************
* GetDC (TTYDRV.@)
*
* Set the drawable, origin and dimensions for the DC associated to
* a given window.
*/
BOOL TTYDRV_GetDC( HWND hwnd, HDC hdc, HRGN hrgn, DWORD flags )
{
struct ttydrv_escape_set_drawable escape;
if(flags & DCX_WINDOW)
{
RECT rect;
GetWindowRect( hwnd, &rect );
escape.org.x = rect.left;
escape.org.y = rect.top;
}
else
{
escape.org.x = escape.org.y = 0;
MapWindowPoints( hwnd, 0, &escape.org, 1 );
}
escape.code = TTYDRV_SET_DRAWABLE;
ExtEscape( hdc, TTYDRV_ESCAPE, sizeof(escape), (LPSTR)&escape, 0, NULL );
if (flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN) ||
SetHookFlags16( HDC_16(hdc), DCHF_VALIDATEVISRGN )) /* DC was dirty */
{
/* need to recompute the visible region */
HRGN visRgn = get_server_visible_region( hwnd, GetDesktopWindow(), flags );
if (flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN))
CombineRgn( visRgn, visRgn, hrgn, (flags & DCX_INTERSECTRGN) ? RGN_AND : RGN_DIFF );
SelectVisRgn16( HDC_16(hdc), HRGN_16(visRgn) );
DeleteObject( visRgn );
}
return TRUE;
}
/***********************************************************************
* SetWindowPos (TTYDRV.@)
*/
BOOL TTYDRV_SetWindowPos( WINDOWPOS *winpos )
{
WND *wndPtr;
RECT newWindowRect, newClientRect;
UINT wvrFlags = 0;
BOOL retvalue;
HWND hwndActive = GetForegroundWindow();
TRACE( "hwnd %p, swp (%i,%i)-(%i,%i) flags %08x\n",
winpos->hwnd, winpos->x, winpos->y,
winpos->x + winpos->cx, winpos->y + winpos->cy, winpos->flags);
/* ------------------------------------------------------------------------ CHECKS */
/* Check window handle */
if (winpos->hwnd == GetDesktopWindow()) 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 );
/* Fix redundant flags */
if(wndPtr->dwStyle & WS_VISIBLE)
winpos->flags &= ~SWP_SHOWWINDOW;
else
{
if (!(winpos->flags & SWP_SHOWWINDOW)) winpos->flags |= SWP_NOREDRAW;
winpos->flags &= ~SWP_HIDEWINDOW;
}
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 == hwndActive)
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 Pos;
}
}
/* Check hwndInsertAfter */
/* 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)
{
retvalue = FALSE;
goto END;
}
/* don't need to change the Zorder of hwnd if it's already inserted
* after hwndInsertAfter or when inserting hwnd after itself.
*/
if ((winpos->hwnd == winpos->hwndInsertAfter) ||
(winpos->hwnd == GetWindow( winpos->hwndInsertAfter, GW_HWNDNEXT )))
winpos->flags |= SWP_NOZORDER;
}
Pos: /* ------------------------------------------------------------------------ MAIN part */
/* Send WM_WINDOWPOSCHANGING message */
if (!(winpos->flags & SWP_NOSENDCHANGING))
SendMessageA( wndPtr->hwndSelf, WM_WINDOWPOSCHANGING, 0, (LPARAM)winpos );
/* Calculate new position and size */
newWindowRect = wndPtr->rectWindow;
newClientRect = (wndPtr->dwStyle & WS_MINIMIZE) ? wndPtr->rectWindow
: 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;
OffsetRect( &newClientRect, winpos->x - wndPtr->rectWindow.left,
winpos->y - wndPtr->rectWindow.top );
}
if( winpos->hwndInsertAfter == HWND_TOP )
{
if (GetWindow( wndPtr->hwndSelf, GW_HWNDFIRST ) == wndPtr->hwndSelf)
winpos->flags |= SWP_NOZORDER;
}
else
if( winpos->hwndInsertAfter == HWND_BOTTOM )
{
if (!GetWindow( wndPtr->hwndSelf, GW_HWNDNEXT ))
winpos->flags |= SWP_NOZORDER;
}
else
if( !(winpos->flags & SWP_NOZORDER) )
if( GetWindow(winpos->hwndInsertAfter, GW_HWNDNEXT) == wndPtr->hwndSelf )
winpos->flags |= SWP_NOZORDER;
/* Common operations */
/* Send WM_NCCALCSIZE message to get new client area */
if( (winpos->flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE )
{
NCCALCSIZE_PARAMS params;
WINDOWPOS winposCopy;
params.rgrc[0] = newWindowRect;
params.rgrc[1] = wndPtr->rectWindow;
params.rgrc[2] = wndPtr->rectClient;
params.lppos = &winposCopy;
winposCopy = *winpos;
wvrFlags = SendMessageW( winpos->hwnd, WM_NCCALCSIZE, TRUE, (LPARAM)&params );
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)
newClientRect = params.rgrc[0];
/* FIXME: WVR_ALIGNxxx */
if( newClientRect.left != wndPtr->rectClient.left ||
newClientRect.top != wndPtr->rectClient.top )
winpos->flags &= ~SWP_NOCLIENTMOVE;
if( (newClientRect.right - newClientRect.left !=
wndPtr->rectClient.right - wndPtr->rectClient.left) ||
(newClientRect.bottom - newClientRect.top !=
wndPtr->rectClient.bottom - wndPtr->rectClient.top) )
winpos->flags &= ~SWP_NOCLIENTSIZE;
}
/* FIXME: actually do something with WVR_VALIDRECTS */
set_window_pos( winpos->hwnd, winpos->hwndInsertAfter,
&newWindowRect, &newClientRect, winpos->flags );
if( winpos->flags & SWP_SHOWWINDOW )
WIN_SetStyle( winpos->hwnd, WS_VISIBLE, 0 );
else if( winpos->flags & SWP_HIDEWINDOW )
WIN_SetStyle( winpos->hwnd, 0, WS_VISIBLE );
/* ------------------------------------------------------------------------ FINAL */
/* repaint invalidated region (if any)
*
* FIXME: if SWP_NOACTIVATE is not set then set invalid regions here without any painting
* and force update after ChangeActiveWindow() to avoid painting frames twice.
*/
if( !(winpos->flags & SWP_NOREDRAW) )
{
RedrawWindow( wndPtr->parent, NULL, 0,
RDW_ERASE | RDW_INVALIDATE | RDW_ALLCHILDREN );
if (wndPtr->parent == GetDesktopWindow())
RedrawWindow( wndPtr->parent, NULL, 0,
RDW_ERASENOW | RDW_NOCHILDREN );
}
if (!(winpos->flags & SWP_NOACTIVATE)) SetActiveWindow( 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) &&
!(winpos->flags & SWP_NOSENDCHANGING)) )
SendMessageA( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)winpos );
retvalue = TRUE;
END:
WIN_ReleaseWndPtr(wndPtr);
return retvalue;
}
/***********************************************************************
* WINPOS_MinMaximize (internal)
*
*Lifted from x11 driver
*/
static UINT WINPOS_MinMaximize( HWND hwnd, UINT cmd, LPRECT rect )
{
UINT swpFlags = 0;
WINDOWPLACEMENT wpl;
TRACE("%p %u\n", hwnd, cmd );
FIXME("(%p): stub\n", hwnd);
wpl.length = sizeof(wpl);
GetWindowPlacement( hwnd, &wpl );
/* If I glark this right, yields an immutable window*/
swpFlags = SWP_NOSIZE | SWP_NOMOVE;
/*cmd handling goes here. see dlls/x1drv/winpos.c*/
return swpFlags;
}
/***********************************************************************
* ShowWindow (TTYDRV.@)
*
*Lifted from x11 driver
*Sets the specified windows' show state.
*/
BOOL TTYDRV_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:
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_NOZORDER;
if (GetActiveWindow()) swp |= SWP_NOACTIVATE;
/* 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;
}
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