43 lines
889 B
C
43 lines
889 B
C
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/* cc transient.c -o transient -lX11 */
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#include <stdlib.h>
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#include <unistd.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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int main(void) {
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Display *d;
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Window r, f, t = None;
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XSizeHints h;
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XEvent e;
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d = XOpenDisplay(NULL);
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if (!d)
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exit(1);
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r = DefaultRootWindow(d);
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f = XCreateSimpleWindow(d, r, 100, 100, 400, 400, 0, 0, 0);
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h.min_width = h.max_width = h.min_height = h.max_height = 400;
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h.flags = PMinSize | PMaxSize;
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XSetWMNormalHints(d, f, &h);
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XStoreName(d, f, "floating");
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XMapWindow(d, f);
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XSelectInput(d, f, ExposureMask);
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while (1) {
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XNextEvent(d, &e);
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if (t == None) {
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sleep(5);
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t = XCreateSimpleWindow(d, r, 50, 50, 100, 100, 0, 0, 0);
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XSetTransientForHint(d, t, f);
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XStoreName(d, t, "transient");
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XMapWindow(d, t);
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XSelectInput(d, t, ExposureMask);
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}
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}
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XCloseDisplay(d);
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exit(0);
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}
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