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winex11: Create a dummy parent window for composite child windows to avoid using the root.

This commit is contained in:
Alexandre Julliard 2008-05-12 19:14:11 +02:00
parent 6e9dea8a27
commit b605980bf1
1 changed files with 10 additions and 5 deletions
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15
dlls/winex11.drv/window.c
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@ -454,21 +454,26 @@ BOOL X11DRV_set_win_format( HWND hwnd, XID fbconfig_id )
if(usexcomposite)
{
XSetWindowAttributes attrib;
Window parent = X11DRV_get_whole_window( GetAncestor( hwnd, GA_ROOT ));
static Window dummy_parent;
if (!parent) parent = root_window;
wine_tsx11_lock();
data->colormap = XCreateColormap(gdi_display, parent, vis->visual,
attrib.override_redirect = True;
if (!dummy_parent)
{
dummy_parent = XCreateWindow( gdi_display, root_window, -1, -1, 1, 1, 0, screen_depth,
InputOutput, visual, CWOverrideRedirect, &attrib );
XMapWindow( gdi_display, dummy_parent );
}
data->colormap = XCreateColormap(gdi_display, dummy_parent, vis->visual,
(vis->class == PseudoColor ||
vis->class == GrayScale ||
vis->class == DirectColor) ?
AllocAll : AllocNone);
attrib.override_redirect = True;
attrib.colormap = data->colormap;
XInstallColormap(gdi_display, attrib.colormap);
if(data->gl_drawable) XDestroyWindow(gdi_display, data->gl_drawable);
data->gl_drawable = XCreateWindow(gdi_display, parent, -w, 0, w, h, 0,
data->gl_drawable = XCreateWindow(gdi_display, dummy_parent, -w, 0, w, h, 0,
vis->depth, InputOutput, vis->visual,
CWColormap | CWOverrideRedirect,
&attrib);