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get PID from a window

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This commit is contained in:
Florian Schüller
2017-01-24 00:37:53 +01:00
committed by Simon Steinbeiss
parent c14bfaa05e
commit 049ad546e6
1 changed files with 32 additions and 8 deletions
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40
src/process-window.c
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@@ -142,18 +142,42 @@ xwininfo_clicked_cb (GtkButton *button, gpointer user_data) {
Display *dpy = NULL;
XID id = None;
Atom atom_NET_WM_PID;
long _nitems;
int size;
Atom actual_type;
int actual_format;
unsigned char *prop;
int status;
unsigned long bytes_after;
int pid = -1;
dpy = XOpenDisplay (NULL);
window = Select_Window (dpy, 0);
if (window) {
/* Window root;
int dummyi;
unsigned int dummy;
window = XmuClientWindow (dpy, window);
}
if (XGetGeometry (dpy, window, &root, &dummyi, &dummyi,
&dummy, &dummy, &dummy, &dummy) && window != root) */
window = XmuClientWindow (dpy, window);
}
g_warning ("Window ID: 0x%lx", window);
atom_NET_WM_PID = XInternAtom(dpy, "_NET_WM_PID", False);
status = XGetWindowProperty(dpy, window, atom_NET_WM_PID, 0, (~0L),
False, AnyPropertyType, &actual_type,
&actual_format, &_nitems, &bytes_after,
&prop);
if (status == BadWindow) {
g_warning("window id # 0x%lx does not exists!", window);
} if (status != Success) {
g_warning("XGetWindowProperty failed!");
} else {
if (_nitems > 0) {
pid = (int) *((unsigned long*)prop);
g_warning("PID: %d", pid);
} else {
g_warning("No Pid found");
}
g_free(prop);
}
}
static void