#include <stdio.h>
#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/extensions/dmxext.h>
int main(int argc, char **argv)
{
Display *display = NULL;
int event_base;
int error_base;
int major_version, minor_version, patch_version;
int screenNum;
DMXScreenAttributes attr;
unsigned int mask = 0;
if (argc != 4 && argc != 14) {
printf("Usage: %s display screenNum displayName [scrnx scrny scrnw scrnh rootx rooty rootw rooth originx originy]\n", argv[0]);
return -1;
}
if (!(display = XOpenDisplay(argv[1]))) {
printf("Cannot open display %s\n", argv[1]);
return -1;
}
screenNum = strtol(argv[2], NULL, 0);
if (argc == 14) {
mask |= (DMXScreenWindowXoffset |
DMXScreenWindowYoffset |
DMXScreenWindowWidth |
DMXScreenWindowHeight);
attr.screenWindowXoffset = strtol(argv[4], NULL, 0);
attr.screenWindowYoffset = strtol(argv[5], NULL, 0);
attr.screenWindowWidth = strtol(argv[6], NULL, 0);
attr.screenWindowHeight = strtol(argv[7], NULL, 0);
mask |= (DMXRootWindowXoffset |
DMXRootWindowYoffset |
DMXRootWindowWidth |
DMXRootWindowHeight);
attr.rootWindowXoffset = strtol(argv[8], NULL, 0);
attr.rootWindowYoffset = strtol(argv[9], NULL, 0);
attr.rootWindowWidth = strtol(argv[10], NULL, 0);
attr.rootWindowHeight = strtol(argv[11], NULL, 0);
mask |= DMXRootWindowXorigin | DMXRootWindowYorigin;
attr.rootWindowXorigin = strtol(argv[12], NULL, 0);
attr.rootWindowYorigin = strtol(argv[13], NULL, 0);
}
if (!DMXQueryExtension(display, &event_base, &error_base)) {
printf("DMX extension not present\n");
return -1;
}
printf("DMX extension present: event_base = %d, error_base = %d\n",
event_base, error_base);
if (!DMXQueryVersion(display,
&major_version, &minor_version, &patch_version)) {
printf("Could not get extension version\n");
return -1;
}
printf("Extension version: %d.%d patch %d\n",
major_version, minor_version, patch_version);
if (!DMXAddScreen(display, argv[3], mask, &attr, &screenNum))
printf("Failed to add %s as screen #%d\n", argv[2], screenNum);
XCloseDisplay(display);
return 0;
}