/* Check if the window manager is NET WM compliant. */
static int fghNetWMSupported(void)
{
Atom wm_check;
Window ** window_ptr_1;
int number_of_windows;
int net_wm_supported;
net_wm_supported = 0;
wm_check = fghGetAtom("_NET_SUPPORTING_WM_CHECK");
window_ptr_1 = malloc(sizeof(Window *));
/*
* Check that the window manager has set this property on the root window.
* The property must be the ID of a child window.
*/
number_of_windows = fghGetWindowProperty(fgDisplay.RootWindow,
wm_check,
XA_WINDOW,
(unsigned char **) window_ptr_1);
if (number_of_windows == 1)
{
Window ** window_ptr_2;
window_ptr_2 = malloc(sizeof(Window *));
/* Check that the window has the same property set to the same value. */
number_of_windows = fghGetWindowProperty(**window_ptr_1,
wm_check,
XA_WINDOW,
(unsigned char **) window_ptr_2);
if ((number_of_windows == 1) && (**window_ptr_1 == **window_ptr_2))
{
/* NET WM compliant */
net_wm_supported = 1;
}
XFree(*window_ptr_2);
free(window_ptr_2);
}
XFree(*window_ptr_1);
free(window_ptr_1);
return net_wm_supported;
}
/* Check if "hint" is present in "property" for "window". */
int fgHintPresent(Window window, Atom property, Atom hint)
{
Atom *atoms;
int number_of_atoms;
int supported;
int i;
supported = 0;
number_of_atoms = fghGetWindowProperty(window,
property,
XA_ATOM,
(unsigned char **) &atoms);
for (i = 0; i < number_of_atoms; i++)
{
if (atoms[i] == hint)
{
supported = 1;
break;
}
}
XFree(atoms);
return supported;
}
/* Check if "hint" is present in "property" for "window". */
int fgHintPresent(Window window, Atom property, Atom hint)
{
Atom ** atoms_ptr;
int number_of_atoms;
int supported;
int i;
supported = 0;
atoms_ptr = malloc(sizeof(Atom *));
number_of_atoms = fghGetWindowProperty(window,
property,
XA_ATOM,
(unsigned char **) atoms_ptr);
for (i = 0; i < number_of_atoms; i++)
{
if ((*atoms_ptr)[i] == hint)
{
supported = 1;
break;
}
}
return supported;
}