Attachment 28579 Details for Bug 23257 – test case

test case

subwindow-xi2.c (text/x-csrc), 1.49 KB, created by Tom Jaeger on 2009-08-12 20:19:49 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Tom Jaeger

Created: 2009-08-12 20:19:49 UTC

Size: 1.49 KB

patch

obsolete

>#include <X11/Xlib.h>
>#include <X11/extensions/XInput2.h>
>#include <stdio.h>
>
>int main(int argc, char *argv[]) {
>	int dev = 14;
>	int major = 2, minor = 0, opcode, event, error;
>	XIEventMask eventmask;
>	unsigned char mask[1] = { 0 };
>
>	Display *dpy = XOpenDisplay(NULL);
>
>	if (!XQueryExtension(dpy, "XInputExtension", &opcode, &event, &error) ||
>			XIQueryVersion(dpy, &major, &minor) == BadRequest ||
>			major < 2) {
>		return 1;
>	}
>
>	Window root = DefaultRootWindow(dpy);
>	Window window = XCreateSimpleWindow(dpy, root, 0, 0, 800, 800, 0, 0, 0);
>	Window subwindow;
>	XMapWindow(dpy, window);
>       	subwindow = XCreateSimpleWindow(dpy, window, 0, 0, 800, 800, 0, 0, 0);
>	XMapWindow(dpy, subwindow);
>
>	eventmask.deviceid = 2;
>	eventmask.mask_len = sizeof(mask);
>	eventmask.mask = mask;
>	XISetMask(mask, XI_ButtonPress);
>	XISetMask(mask, XI_ButtonRelease);
>
>	XIGrabDevice(dpy, dev, root, CurrentTime, None, GrabModeSync, GrabModeAsync, False, &eventmask);
>	while (1) {
>		XEvent ev;
>		XNextEvent(dpy, &ev);
>		if (ev.type == GenericEvent && ev.xcookie.extension == opcode && XGetEventData(dpy, &ev.xcookie)) {
>			XIDeviceEvent *event = (XIDeviceEvent *)ev.xcookie.data;
>			if (event->evtype == XI_ButtonPress) {
>				printf("destroy\n");
>				XDestroyWindow(dpy, subwindow);
>				subwindow = None;
>			} else if (event->evtype == XI_ButtonRelease) {
>				printf("create\n");
>				subwindow = XCreateSimpleWindow(dpy, window, 0, 0, 800, 800, 0, 0, 0);
>				XMapWindow(dpy, subwindow);
>			}
>			XFreeEventData(dpy, &ev.xcookie);
>		}
>	}
>}

Actions: View

Attachments on bug 23257: 28579 | 28611

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.