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user: Take multiple monitors into account when placing a window.

This commit is contained in:
Alexandre Julliard 2006-10-23 14:03:41 +02:00
parent a3fcd5609b
commit 4c0ae56c0e
1 changed files with 58 additions and 77 deletions
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135
dlls/user/win.c
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@ -667,10 +667,10 @@ void WIN_DestroyThreadWindows( HWND hwnd )
*
* Fix the coordinates - Helper for WIN_CreateWindowEx.
* returns default show mode in sw.
* Note: the feature presented as undocumented *is* in the MSDN since 1993.
*/
static void WIN_FixCoordinates( CREATESTRUCTA *cs, INT *sw)
{
#define IS_DEFAULT(x) ((x) == CW_USEDEFAULT || (x) == CW_USEDEFAULT16)
POINT pos[2];
if (cs->dwExStyle & WS_EX_MDICHILD)
@ -683,97 +683,78 @@ static void WIN_FixCoordinates( CREATESTRUCTA *cs, INT *sw)
TRACE("MDI child id %04x\n", id);
}
if (cs->x == CW_USEDEFAULT || cs->x == CW_USEDEFAULT16 ||
cs->cx == CW_USEDEFAULT || cs->cx == CW_USEDEFAULT16)
if (cs->style & (WS_CHILD | WS_POPUP))
{
if (cs->style & (WS_CHILD | WS_POPUP))
if (cs->dwExStyle & WS_EX_MDICHILD)
{
if (cs->dwExStyle & WS_EX_MDICHILD)
if (IS_DEFAULT(cs->x))
{
if (cs->x == CW_USEDEFAULT || cs->x == CW_USEDEFAULT16)
{
cs->x = pos[0].x;
cs->y = pos[0].y;
}
if (cs->cx == CW_USEDEFAULT || cs->cx == CW_USEDEFAULT16 || !cs->cx)
cs->cx = pos[1].x;
if (cs->cy == CW_USEDEFAULT || cs->cy == CW_USEDEFAULT16 || !cs->cy)
cs->cy = pos[1].y;
cs->x = pos[0].x;
cs->y = pos[0].y;
}
if (IS_DEFAULT(cs->cx) || !cs->cx) cs->cx = pos[1].x;
if (IS_DEFAULT(cs->cy) || !cs->cy) cs->cy = pos[1].y;
}
else
{
if (IS_DEFAULT(cs->x)) cs->x = cs->y = 0;
if (IS_DEFAULT(cs->cx)) cs->cx = cs->cy = 0;
}
}
else /* overlapped window */
{
HMONITOR monitor;
MONITORINFO mon_info;
STARTUPINFOW info;
POINT pt;
if (!IS_DEFAULT(cs->x) && !IS_DEFAULT(cs->cx) && !IS_DEFAULT(cs->cy)) return;
if (!(monitor = MonitorFromWindow( cs->hwndParent, MONITOR_DEFAULTTOPRIMARY )))
{
pt.x = pt.y = 0; /* default to primary monitor */
if (!IS_DEFAULT(cs->x))
{
pt.x = cs->x;
pt.y = cs->y;
}
monitor = MonitorFromPoint( pt, MONITOR_DEFAULTTOPRIMARY );
}
mon_info.cbSize = sizeof(mon_info);
GetMonitorInfoW( monitor, &mon_info );
GetStartupInfoW( &info );
if (IS_DEFAULT(cs->x))
{
if (!IS_DEFAULT(cs->y)) *sw = cs->y;
cs->x = (info.dwFlags & STARTF_USEPOSITION) ? info.dwX : mon_info.rcWork.left;
cs->y = (info.dwFlags & STARTF_USEPOSITION) ? info.dwY : mon_info.rcWork.top;
}
if (IS_DEFAULT(cs->cx))
{
if (info.dwFlags & STARTF_USESIZE)
{
cs->cx = info.dwXSize;
cs->cy = info.dwYSize;
}
else
{
if (cs->x == CW_USEDEFAULT || cs->x == CW_USEDEFAULT16)
cs->x = cs->y = 0;
if (cs->cx == CW_USEDEFAULT || cs->cx == CW_USEDEFAULT16)
cs->cx = cs->cy = 0;
cs->cx = (mon_info.rcWork.right - mon_info.rcWork.left) * 3 / 4 - cs->x;
cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y;
}
}
else /* overlapped window */
{
STARTUPINFOW info;
GetStartupInfoW( &info );
if (cs->x == CW_USEDEFAULT || cs->x == CW_USEDEFAULT16)
{
/* Never believe Microsoft's documentation... CreateWindowEx doc says
* that if an overlapped window is created with WS_VISIBLE style bit
* set and the x parameter is set to CW_USEDEFAULT, the system ignores
* the y parameter. However, disassembling NT implementation (WIN32K.SYS)
* reveals that
*
* 1) not only it checks for CW_USEDEFAULT but also for CW_USEDEFAULT16
* 2) it does not ignore the y parameter as the docs claim; instead, it
* uses it as second parameter to ShowWindow() unless y is either
* CW_USEDEFAULT or CW_USEDEFAULT16.
*
* The fact that we didn't do 2) caused bogus windows pop up when wine
* was running apps that were using this obscure feature. Example -
* calc.exe that comes with Win98 (only Win98, it's different from
* the one that comes with Win95 and NT)
*/
if (cs->y != CW_USEDEFAULT && cs->y != CW_USEDEFAULT16) *sw = cs->y;
cs->x = (info.dwFlags & STARTF_USEPOSITION) ? info.dwX : 0;
cs->y = (info.dwFlags & STARTF_USEPOSITION) ? info.dwY : 0;
}
if (cs->cx == CW_USEDEFAULT || cs->cx == CW_USEDEFAULT16)
{
if (info.dwFlags & STARTF_USESIZE)
{
cs->cx = info.dwXSize;
cs->cy = info.dwYSize;
}
else /* if no other hint from the app, pick 3/4 of the screen real estate */
{
RECT r;
SystemParametersInfoW( SPI_GETWORKAREA, 0, &r, 0);
cs->cx = (((r.right - r.left) * 3) / 4) - cs->x;
cs->cy = (((r.bottom - r.top) * 3) / 4) - cs->y;
}
}
/* Handle case where only the cy values is set to default */
else if (cs->cy == CW_USEDEFAULT || cs->cy == CW_USEDEFAULT16)
{
RECT r;
SystemParametersInfoW( SPI_GETWORKAREA, 0, &r, 0);
cs->cy = (((r.bottom - r.top) * 3) / 4) - cs->y;
}
}
}
else
{
/* neither x nor cx are default. Check the y values .
* In the trace we see Outlook and Outlook Express using
* cy set to CW_USEDEFAULT when opening the address book.
*/
if (cs->cy == CW_USEDEFAULT || cs->cy == CW_USEDEFAULT16) {
RECT r;
else if (IS_DEFAULT(cs->cy))
{
FIXME("Strange use of CW_USEDEFAULT in nHeight\n");
SystemParametersInfoW( SPI_GETWORKAREA, 0, &r, 0);
cs->cy = (((r.bottom - r.top) * 3) / 4) - cs->y;
cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y;
}
}
#undef IS_DEFAULT
}
/***********************************************************************