Attachment 45497 Details for Bug 36146 – test case

test case

xi2-grab-minimal.c (text/x-csrc), 1.31 KB, created by Tom Jaeger on 2011-04-11 22:26:43 UTC

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Creator: Tom Jaeger

Created: 2011-04-11 22:26:43 UTC

Size: 1.31 KB

patch

obsolete

>#include <X11/extensions/XInput2.h>
>
>#include <stdio.h>
>#include <stdlib.h>
>#include <string.h>
>
>int main (int argc, char **argv) {
>	Display *dpy = XOpenDisplay(NULL);
>	Window root = DefaultRootWindow(dpy);
>
>	int major = 2, minor = 0, opcode, event, error;
>	if (!XQueryExtension(dpy, "XInputExtension", &opcode, &event, &error) ||
>			XIQueryVersion(dpy, &major, &minor) == BadRequest ||
>			major < 2) {
>		exit(1);
>	}
>
>	if (argc < 2)
>		return 1;
>	int dev = atoi(argv[1]);
>	if (!dev)
>		return 1;
>
>	XIEventMask mask;
>	unsigned char data[2];
>	mask.deviceid = XIAllDevices;
>	mask.mask_len = 2;
>	mask.mask = data;
>	memset(mask.mask, 0, 2);
>	XISetMask(mask.mask, XI_ButtonPress);
>	XISetMask(mask.mask, XI_ButtonRelease);
>	XISetMask(mask.mask, XI_Motion);
>
>	XIGrabModifiers mods;
>	mods.modifiers = XIAnyModifier;
>	XIGrabButton(dpy, dev, 1, root, None, GrabModeAsync, GrabModeAsync, False, &mask, 1, &mods);
>	while (1) {
>		XEvent ev;
>		XNextEvent(dpy, &ev);
>		if (ev.type != GenericEvent)
>			continue;
>		if (ev.xcookie.extension != opcode)
>			continue;
>		if (!XGetEventData(dpy, &ev.xcookie))
>			continue;
>		XIDeviceEvent *xev = (XIDeviceEvent *)ev.xcookie.data;
>		switch (xev->evtype) {
>			case XI_ButtonPress:
>				printf("press\n");
>				break;
>			case XI_ButtonRelease:
>				printf("release\n");
>				break;
>		}
>
>		XFreeEventData(dpy, &ev.xcookie);
>	}
>}

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Attachments on bug 36146: 45497 | 45648

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