+#include <X/mit-copyright.h>
+
+/* Copyright 1985, Massachusetts Institute of Technology */
+
+/*
+ * xwininfo.c - MIT Project Athena, X Window system window
+ * information utility.
+ *
+ * This program will report all relavent information
+ * about a specific window.
+ *
+ * Author: Tony Della Fera, DEC
+ * 27-Nov-84
+ */
+#ifndef lint
+static char *rcsid_xhost_c = "$Header: xwininfo.c,v 10.6 86/11/19 19:59:23 jg Rel $";
+#endif
+
+#include <X/Xlib.h>
+#include <stdio.h>
+#include "../cursors/target.cursor"
+#include "../cursors/target_mask.cursor"
+#include <strings.h>
+
+typedef enum _bool {FALSE, TRUE} Bool;
+
+#define MAX(a, b) (a) > (b) ? (a) : (b)
+#define MIN(a, b) (a) < (b) ? (a) : (b)
+#define ABS(a) (a) < 0 ? -(a) : (a)
+
+#define FAILURE 0
+
+char *index();
+
+extern int errno;
+
+main(argc, argv)
+ int argc;
+ char **argv;
+{
+ int mse_x, mse_y;
+ int rel_mse_x, rel_mse_y;
+ int w0, h0, w_inc, h_inc;
+ int lr_rel_x, lr_rel_y;
+ int root_w, root_h;
+ int num_children;
+ int status;
+ char display[256];
+ char *strind = NULL;
+ char *win_name = NULL;
+ char *id = NULL;
+ char *win_fmt = " 0x%x\n";
+ Bool children = FALSE;
+ Bool root_switch = FALSE;
+ register int i;
+
+ Window target_win;
+ Window temp_win;
+ Window parent_win;
+ Window *child_list;
+ WindowInfo win_info;
+ Cursor cursor;
+ XButtonPressedEvent event;
+
+ display[0] = '\0';
+
+ for (i = 1; i < argc; i++) {
+ strind = index(argv[i], ':');
+ if (strind != NULL) {
+ (void) strncpy(display, argv[i], sizeof(display));
+ continue;
+ }
+ strind = index (argv [i], '-');
+ if (strind == NULL) Syntax(argv[0]);
+ if (strncmp(argv [i], "-children", 9) == 0) {
+ children = TRUE;
+ continue;
+ }
+ if (strncmp(argv [i], "-help", 5) == 0) {
+ Syntax(argv[0]);
+ }
+ if (strncmp(argv [i], "-id", 3) == 0) {
+ if (++i >= argc) Syntax(argv[0]);
+ id = argv[i];
+ continue;
+ }
+ if (strncmp(argv [i], "-int", 4) == 0) {
+ win_fmt = " %d\n";
+ continue;
+ }
+ if (strncmp(argv [i], "-root", 5) == 0) {
+ root_switch = TRUE;
+ continue;
+ }
+ Syntax(argv[0]);
+ }
+
+ if (XOpenDisplay(display) == NULL) {
+ fprintf(stderr, "%s: Can't open display '%s'\n",
+ argv[0], XDisplayName(display));
+ exit(1);
+ }
+
+ /*
+ * Store the target cursor incase we need it.
+ */
+ cursor = XCreateCursor(
+ target_width, target_height,
+ target_bits, target_mask_bits,
+ 8, 8,
+ BlackPixel, WhitePixel,
+ GXcopy
+ );
+ if (cursor == FAILURE) {
+ Error("Error occured while trying to store target cursor.");
+ }
+
+ /*
+ * Depending on the state of the root and id switches, get the
+ * target window from the user.
+ */
+ if (root_switch) {
+ /*
+ * The root window selected on the command line.
+ */
+ target_win = RootWindow;
+ }
+ else {
+ if (id != NULL) {
+ /*
+ * A window id was provided on the command line.
+ */
+ (void) sscanf(id, "0x%x", &target_win);
+ if (target_win == 0) {
+ /*
+ * Then the target was entered in decimal.
+ */
+ (void) sscanf(id, "%d", &target_win);
+ if (target_win == 0) {
+ Error("Invalid window id format.");
+ }
+ }
+ }
+ else {
+ /*
+ * No selection was provided on the command line.
+ * Allow the user to select a window with the mouse.
+ */
+ status = XGrabMouse(RootWindow, cursor, ButtonPressed);
+ if (status == FAILURE) Error("Can't grab the mouse.");
+
+ printf("\n");
+ printf("xwininfo ==> Please select the window you wish\n");
+ printf(" ==> information on by clicking the\n");
+ printf(" ==> mouse in that window.\n");
+
+ XNextEvent(&event);
+ target_win = event.subwindow;
+
+ XUngrabMouse();
+
+ if (target_win == 0) {
+ /*
+ * The user must have indicated the root window.
+ */
+ target_win = RootWindow;
+ }
+ }
+ }
+
+ status = XQueryMouse(RootWindow, &mse_x, &mse_y, &temp_win);
+ if (status == FAILURE) Error("Can't query mouse on Root Window.");
+ if (target_win == RootWindow){
+ rel_mse_x = mse_x;
+ rel_mse_y = mse_y;
+ }
+ else {
+ status = XQueryMouse(target_win, &rel_mse_x, &rel_mse_y, &temp_win);
+ if (status == FAILURE) Error("Can't query mouse on target window.");
+ }
+
+ status = XQueryWindow(RootWindow, &win_info);
+ if (status == FAILURE) Error("Couldn't query root window.");
+ root_w = win_info.width;
+ root_h = win_info.height;
+
+ status = XQueryWindow(target_win, &win_info);
+ if (status == FAILURE) Error("Couldn't query target window.");
+ lr_rel_x = root_w - (win_info.x + win_info.width +
+ (win_info.bdrwidth << 1));
+ lr_rel_y = root_h - (win_info.y + win_info.height +
+ (win_info.bdrwidth << 1));
+
+ status = XFetchName(target_win, &win_name);
+ if (status == FAILURE) Error("Can't fetch window name.");
+
+ status = XQueryTree(target_win, &parent_win, &num_children, &child_list);
+ if (status == FAILURE) Error("Can't query window tree.");
+
+ (void) XGetResizeHint(target_win, &w0, &h0, &w_inc, &h_inc);
+
+ printf("\nxwininfo ==> Window name: '%s'\n", win_name);
+ printf(" ==> Window id:");
+ printf(win_fmt, target_win);
+ printf(" ==> Parent window id:");
+ printf(win_fmt, parent_win);
+ printf(" ==> Number of children: %d\n", num_children);
+ if (children) {
+ for (i = num_children - 1; i >= 0; i--) {
+ printf(" ==> Child window id:");
+ printf(win_fmt, child_list[i]);
+ }
+ }
+ printf(" ==> Associated window id:");
+ printf(win_fmt, win_info.assoc_wind);
+ printf(" ==> Window type: ");
+ switch (win_info.type) {
+ case IsTransparent:
+ printf("IsTransparent\n");
+ break;
+ case IsOpaque:
+ printf("IsOpaque\n");
+ break;
+ case IsIcon:
+ printf("IsIcon\n");
+ break;
+ default:
+ printf("Unknown %d?\n", win_info.type);
+ break;
+ }
+ printf(" ==> Window state: ");
+ switch (win_info.mapped) {
+ case IsMapped:
+ printf("IsMapped\n");
+ break;
+ case IsUnmapped:
+ printf("IsUnmapped\n");
+ break;
+ case IsInvisible:
+ printf("IsInvisible\n");
+ break;
+ default:
+ printf("Unknown %d?\n", win_info.mapped);
+ break;
+ }
+ printf(" ==> Upper left X: %d\n", win_info.x);
+ printf(" ==> Upper left Y: %d\n", win_info.y);
+ printf(" ==> Width: %d\n", win_info.width);
+ printf(" ==> Height: %d\n", win_info.height);
+ printf(" ==> Border width: %d\n", win_info.bdrwidth);
+ printf(" ==> Geometry specification:\n");
+ printf(" ==> Upper left =%dx%d+%d+%d\n",
+ win_info.width, win_info.height, win_info.x, win_info.y);
+ printf(" ==> Lower right =%dx%d-%d-%d\n",
+ win_info.width, win_info.height, lr_rel_x, lr_rel_y);
+ printf(" ==> Resize base width: %d\n", w0);
+ printf(" ==> Resize base height: %d\n", h0);
+ printf(" ==> Resize width increment: %d\n", w_inc);
+ printf(" ==> Resize height increment: %d\n", h_inc);
+ printf(" ==> Root absolute mouse X Position: %d\n", mse_x);
+ printf(" ==> Root absolute mouse Y Position: %d\n", mse_y);
+ printf(" ==> Target relative mouse X Position: %d\n", rel_mse_x);
+ printf(" ==> Target relative mouse Y Position: %d\n", rel_mse_y);
+ printf("\n");
+
+ exit(0);
+}
+
+
+/*
+ * Report the syntax for calling xwininfo.
+ */
+Syntax(call)
+ char *call;
+{
+ fprintf(stderr, "\n");
+ fprintf(stderr, "Usage: %s [-children] [-help] [-id <id>] [-int] ", call);
+ fprintf(stderr, "[-root] [[host]:vs]\n\n");
+ exit(0);
+}
+
+
+/*
+ * Error - Fatal xwininfo error.
+ */
+Error(string)
+ char *string; /* Error description string. */
+{
+ fprintf(stderr, "\nxwininfo: %s", string);
+ fprintf(stderr, "\n\n");
+
+ if (errno != 0) {
+ perror("xwininfo");
+ fprintf(stderr, "\n");
+ }
+
+ exit(1);
+}
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