static int query_screens(void)
{
int i, count, event_base, error_base;
XineramaScreenInfo *screens;
RECT rc_work = {0, 0, 0, 0};
if (!monitors) /* first time around */
load_xinerama();
query_work_area( &rc_work );
if (!pXineramaQueryExtension || !pXineramaQueryScreens ||
!pXineramaQueryExtension( gdi_display, &event_base, &error_base ) ||
!(screens = pXineramaQueryScreens( gdi_display, &count ))) return 0;
if (monitors != &default_monitor) HeapFree( GetProcessHeap(), 0, monitors );
if ((monitors = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*monitors) )))
{
int device = 2; /* 1 is reserved for primary */
nb_monitors = count;
for (i = 0; i < nb_monitors; i++)
{
monitors[i].cbSize = sizeof( monitors[i] );
monitors[i].rcMonitor.left = screens[i].x_org;
monitors[i].rcMonitor.top = screens[i].y_org;
monitors[i].rcMonitor.right = screens[i].x_org + screens[i].width;
monitors[i].rcMonitor.bottom = screens[i].y_org + screens[i].height;
monitors[i].dwFlags = 0;
if (!IntersectRect( &monitors[i].rcWork, &rc_work, &monitors[i].rcMonitor ))
monitors[i].rcWork = monitors[i].rcMonitor;
}
get_primary()->dwFlags |= MONITORINFOF_PRIMARY;
for (i = 0; i < nb_monitors; i++)
{
snprintfW( monitors[i].szDevice, sizeof(monitors[i].szDevice) / sizeof(WCHAR),
monitor_deviceW, (monitors[i].dwFlags & MONITORINFOF_PRIMARY) ? 1 : device++ );
}
}
else count = 0;
XFree( screens );
return count;
}
void xinerama_init( unsigned int width, unsigned int height )
{
MONITORINFOEXW *primary;
int i;
RECT rect;
wine_tsx11_lock();
SetRect( &rect, 0, 0, width, height );
if (root_window != DefaultRootWindow( gdi_display ) || !query_screens())
{
default_monitor.rcWork = default_monitor.rcMonitor = rect;
if (root_window == DefaultRootWindow( gdi_display ))
query_work_area( &default_monitor.rcWork );
nb_monitors = 1;
monitors = &default_monitor;
}
primary = get_primary();
/* coordinates (0,0) have to point to the primary monitor origin */
OffsetRect( &rect, -primary->rcMonitor.left, -primary->rcMonitor.top );
for (i = 0; i < nb_monitors; i++)
{
OffsetRect( &monitors[i].rcMonitor, rect.left, rect.top );
OffsetRect( &monitors[i].rcWork, rect.left, rect.top );
TRACE( "monitor %p: %s work %s%s\n",
index_to_monitor(i), wine_dbgstr_rect(&monitors[i].rcMonitor),
wine_dbgstr_rect(&monitors[i].rcWork),
(monitors[i].dwFlags & MONITORINFOF_PRIMARY) ? " (primary)" : "" );
}
virtual_screen_rect = rect;
screen_width = primary->rcMonitor.right - primary->rcMonitor.left;
screen_height = primary->rcMonitor.bottom - primary->rcMonitor.top;
TRACE( "virtual size: %s primary size: %dx%d\n",
wine_dbgstr_rect(&rect), screen_width, screen_height );
wine_tsx11_unlock();
}
