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user32: Force the window position to be on-screen in SetWindowPlacement.

This commit is contained in:
Alexandre Julliard 2008-03-07 11:00:36 +01:00
parent 5f14acc0bf
commit b7d103b634
1 changed files with 89 additions and 50 deletions
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139
dlls/user32/winpos.c
View File

@ -1235,6 +1235,48 @@ BOOL WINAPI GetWindowPlacement( HWND hwnd, WINDOWPLACEMENT *wndpl )
return TRUE;
}
/* make sure the specified rect is visible on screen */
static void make_rect_onscreen( RECT *rect )
{
MONITORINFO info;
HMONITOR monitor = MonitorFromRect( rect, MONITOR_DEFAULTTONEAREST );
info.cbSize = sizeof(info);
if (!monitor || !GetMonitorInfoW( monitor, &info )) return;
/* FIXME: map coordinates from rcWork to rcMonitor */
if (rect->right <= info.rcWork.left)
{
rect->right += info.rcWork.left - rect->left;
rect->left = info.rcWork.left;
}
else if (rect->left >= info.rcWork.right)
{
rect->left += info.rcWork.right - rect->right;
rect->right = info.rcWork.right;
}
if (rect->bottom <= info.rcWork.top)
{
rect->bottom += info.rcWork.top - rect->top;
rect->top = info.rcWork.top;
}
else if (rect->top >= info.rcWork.bottom)
{
rect->top += info.rcWork.bottom - rect->bottom;
rect->bottom = info.rcWork.bottom;
}
}
/* make sure the specified point is visible on screen */
static void make_point_onscreen( POINT *pt )
{
RECT rect;
SetRect( &rect, pt->x, pt->y, pt->x + 1, pt->y + 1 );
make_rect_onscreen( &rect );
pt->x = rect.left;
pt->y = rect.top;
}
/***********************************************************************
* WINPOS_SetPlacement
@ -1243,50 +1285,48 @@ static BOOL WINPOS_SetPlacement( HWND hwnd, const WINDOWPLACEMENT *wndpl, UINT f
{
DWORD style;
WND *pWnd = WIN_GetPtr( hwnd );
POINT pt;
RECT rect;
WINDOWPLACEMENT wp = *wndpl;
if (flags & PLACE_MIN) make_point_onscreen( &wp.ptMinPosition );
if (flags & PLACE_MAX) make_point_onscreen( &wp.ptMaxPosition );
if (flags & PLACE_RECT) make_rect_onscreen( &wp.rcNormalPosition );
TRACE( "%p: setting min %d,%d max %d,%d normal %s flags %x ajusted to min %d,%d max %d,%d normal %s\n",
hwnd, wndpl->ptMinPosition.x, wndpl->ptMinPosition.y,
wndpl->ptMaxPosition.x, wndpl->ptMaxPosition.y,
wine_dbgstr_rect(&wndpl->rcNormalPosition), flags,
wp.ptMinPosition.x, wp.ptMinPosition.y, wp.ptMaxPosition.x, wp.ptMaxPosition.y,
wine_dbgstr_rect(&wp.rcNormalPosition) );
if (!pWnd || pWnd == WND_OTHER_PROCESS || pWnd == WND_DESKTOP) return FALSE;
TRACE( "%p: setting min %d,%d max %d,%d normal %s flags %x\n",
hwnd, wndpl->ptMinPosition.x, wndpl->ptMinPosition.y,
wndpl->ptMaxPosition.x, wndpl->ptMaxPosition.y,
wine_dbgstr_rect(&wndpl->rcNormalPosition), flags );
if( flags & PLACE_MIN ) pWnd->min_pos = wndpl->ptMinPosition;
if( flags & PLACE_MAX ) pWnd->max_pos = wndpl->ptMaxPosition;
if( flags & PLACE_RECT) pWnd->normal_rect = wndpl->rcNormalPosition;
if( flags & PLACE_MIN ) pWnd->min_pos = wp.ptMinPosition;
if( flags & PLACE_MAX ) pWnd->max_pos = wp.ptMaxPosition;
if( flags & PLACE_RECT) pWnd->normal_rect = wp.rcNormalPosition;
style = pWnd->dwStyle;
pt.x = pt.y = -1;
SetRectEmpty( &rect );
if( style & WS_MINIMIZE )
{
if (wndpl->flags & WPF_SETMINPOSITION) pt = pWnd->min_pos;
}
else if( style & WS_MAXIMIZE )
{
pt = pWnd->max_pos;
}
else if( flags & PLACE_RECT )
rect = pWnd->normal_rect;
WIN_ReleasePtr( pWnd );
if( style & WS_MINIMIZE )
{
WINPOS_ShowIconTitle( hwnd, FALSE );
if (!EMPTYPOINT(pt)) SetWindowPos( hwnd, 0, pt.x, pt.y, 0, 0,
SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
if (flags & PLACE_MIN)
{
WINPOS_ShowIconTitle( hwnd, FALSE );
SetWindowPos( hwnd, 0, wp.ptMinPosition.x, wp.ptMinPosition.y, 0, 0,
SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
}
}
else if( style & WS_MAXIMIZE )
{
if (!EMPTYPOINT(pt)) SetWindowPos( hwnd, 0, pt.x, pt.y, 0, 0,
SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
if (flags & PLACE_MAX)
SetWindowPos( hwnd, 0, wp.ptMaxPosition.x, wp.ptMaxPosition.y, 0, 0,
SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
}
else if( flags & PLACE_RECT )
SetWindowPos( hwnd, 0, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top,
SetWindowPos( hwnd, 0, wp.rcNormalPosition.left, wp.rcNormalPosition.top,
wp.rcNormalPosition.right - wp.rcNormalPosition.left,
wp.rcNormalPosition.bottom - wp.rcNormalPosition.top,
SWP_NOZORDER | SWP_NOACTIVATE );
ShowWindow( hwnd, wndpl->showCmd );
@ -1318,8 +1358,10 @@ static BOOL WINPOS_SetPlacement( HWND hwnd, const WINDOWPLACEMENT *wndpl, UINT f
*/
BOOL WINAPI SetWindowPlacement( HWND hwnd, const WINDOWPLACEMENT *wpl )
{
UINT flags = PLACE_MAX | PLACE_RECT;
if (!wpl) return FALSE;
return WINPOS_SetPlacement( hwnd, wpl, PLACE_MIN | PLACE_MAX | PLACE_RECT );
if (wpl->flags & WPF_SETMINPOSITION) flags |= PLACE_MIN;
return WINPOS_SetPlacement( hwnd, wpl, flags );
}
@ -1354,28 +1396,25 @@ BOOL WINAPI AnimateWindow(HWND hwnd, DWORD dwTime, DWORD dwFlags)
void WINAPI SetInternalWindowPos( HWND hwnd, UINT showCmd,
LPRECT rect, LPPOINT pt )
{
if( IsWindow(hwnd) )
WINDOWPLACEMENT wndpl;
UINT flags;
wndpl.length = sizeof(wndpl);
wndpl.showCmd = showCmd;
wndpl.flags = flags = 0;
if( pt )
{
WINDOWPLACEMENT wndpl;
UINT flags;
wndpl.length = sizeof(wndpl);
wndpl.showCmd = showCmd;
wndpl.flags = flags = 0;
if( pt )
{
flags |= PLACE_MIN;
wndpl.flags |= WPF_SETMINPOSITION;
wndpl.ptMinPosition = *pt;
}
if( rect )
{
flags |= PLACE_RECT;
wndpl.rcNormalPosition = *rect;
}
WINPOS_SetPlacement( hwnd, &wndpl, flags );
flags |= PLACE_MIN;
wndpl.flags |= WPF_SETMINPOSITION;
wndpl.ptMinPosition = *pt;
}
if( rect )
{
flags |= PLACE_RECT;
wndpl.rcNormalPosition = *rect;
}
WINPOS_SetPlacement( hwnd, &wndpl, flags );
}