diff options
| -rw-r--r-- | 1 | 166 |
1 files changed, 0 insertions, 166 deletions
@@ -1,166 +0,0 @@ -/* - xdeadzone - create a window and don't allow the mouse pointer to enter it. - - compile me with: - - gcc -Wall -o xdeadzone xdeadzone.c -lX11 - - run me with ./xdeadzone, and be prepared to hit ^C or use kill to exit, - since it doesn't have any other way to exit (currently). -*/ - -#include <X11/Xlib.h> -#include <X11/Xatom.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -#ifndef VERSION -# define VERSION "UnknownVersion" -#endif - -#define NAME "XDeadZone" - -const char *exename; - -void set_exename(const char *p) { - exename = p; - while(*p) { - if(*p == '/') exename = p + 1; - p++; - } - printf("exename: %s\n", exename); -} - -void usage(char *name, int ret) { - printf( - NAME " " VERSION "\n" - "Usage:\n %s " - "[-nw | -ne | -sw | -se | -abs xpos ypos] [width] [height]" - "\n", - name); - exit(ret); -} - -void errmsg(char *name, char *msg) { - fprintf(stderr, "%s: %s\n", name, msg); - usage(name, 1); -} - -int main(int argc, char **argv) { - Display *d; - Window w; - XEvent ev; - Atom dock_atom; - XWindowAttributes attr; - XSetWindowAttributes setattr; - int screen; - - int done = 0; - int x = 0, y = 0, width = 0, height = 0; - - if(argc == 2 && strcmp(argv[1], "--help") == 0) - usage(argv[0], 0); - - if(strcmp(argv[1], "-abs") == 0) { - if(argc != 6) - errmsg(argv[0], "wrong number of arguments for -abs"); - x = atoi(argv[2]); - y = atoi(argv[3]); - width = atoi(argv[4]); - height = atoi(argv[5]); - } else { - if(argc != 4) - errmsg(argv[0], "wrong number of arguments for -nw/-ne/-sw/-se"); - width = atoi(argv[2]); - height = atoi(argv[3]); - if(strcmp(argv[1], "-nw") == 0) { - x = 0; y = 0; - } else if(strcmp(argv[1], "-ne") == 0) { - x = -width; y = 0; - } else if(strcmp(argv[1], "-sw") == 0) { - x = 0; y = -height; - } else if(strcmp(argv[1], "-se") == 0) { - x = -width; y = -height; - } else { - errmsg(argv[0], "invalid 1st argument (not -abs/-nw/-ne/-sw/-se)"); - } - } - - if(width <= 0 || height <= 0) - errmsg(argv[0], "width and height must be positive and non-zero"); - - if(!(d = XOpenDisplay(NULL))) - errmsg(argv[0], "can't open X display"); - - XGetWindowAttributes(d, DefaultRootWindow(d), &attr); - if(x < 0) x = attr.width + x; - if(y < 0) y = attr.height + y; - - printf("X size %d x %d, x %d, y %d, width %d, height %d\n", attr.width, attr.height, x, y, width, height); - - /* Create window with override_redirect enabled, to tell the window - manager not to decorate it with a titlebar or resize frame. - Also, we really only care about EnterNotify events. - Set the window to solid white, to make it easy to see during testing. - In actual use, the window won't be visible, it'll be in the dead zone, - right? - */ - screen = DefaultScreen(d); - setattr.override_redirect = True; - setattr.background_pixel = WhitePixel(d, screen); - setattr.event_mask = EnterWindowMask; - - w = XCreateWindow(d, - RootWindow(d, screen), - x, y, width, height, 0, - DefaultDepth(d, screen), - InputOutput, - DefaultVisual(d, screen), - CWBackPixel | CWOverrideRedirect | CWEventMask, - &setattr); - - XStoreName(d, w, NAME); - - /* On most window managers, this makes the window stay on top and - be present on all virtual desktops. Tested, works with WindowMaker, Fvwm2, - KDE5, XFCE4, BlackBox, and FluxBox. On all but Fvwm2, it also - disappears the titlebar and resize frame... but we already took - care of that with override_redirect, above. - ref: http://standards.freedesktop.org/wm-spec/wm-spec-latest.html - */ - dock_atom = XInternAtom(d, "_NET_WM_WINDOW_TYPE_DOCK", False); - XChangeProperty(d, - w, - XInternAtom(d, "_NET_WM_WINDOW_TYPE", False), - XA_ATOM, - 32, - PropModeReplace, - (unsigned char *) &dock_atom, - 1); - - XMapWindow(d, w); - - /* have to do this after it's mapped, since the window manager might have - ignored the x and y in the XCreateWindow(). */ - XMoveWindow(d, w, x, y); - - while(!done) { - XNextEvent(d, &ev); - if(ev.type == EnterNotify) { - // printf("entered at %d, %d\n", ev.xcrossing.x_root, ev.xcrossing.y_root); - XWarpPointer(d, - None, - DefaultRootWindow(d), - 0, 0, 0, 0, - ev.xcrossing.x_root, - (y == 0 ? y + height : y - 1)); - } - } - - XUnmapWindow(d, w); - XDestroyWindow(d, w); - XCloseDisplay(d); - - return 0; -} |