git.sur5r.net Git - i3/i3/blob - src/assignments.c

   1 /*
   2  * vim:ts=4:sw=4:expandtab
   3  *
   4  * i3 - an improved dynamic tiling window manager
   5  * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
   6  *
   7  */
   8 #include "all.h"
   9
  10 /*
  11  * Checks the list of assignments for the given window and runs all matching
  12  * ones (unless they have already been run for this specific window).
  13  *
  14  */
  15 void run_assignments(i3Window *window) {
  16     DLOG("Checking assignments...\n");
  17
  18     /* Check if any assignments match */
  19     Assignment *current;
  20     TAILQ_FOREACH(current, &assignments, assignments) {
  21         if (!match_matches_window(&(current->match), window))
  22             continue;
  23
  24         bool skip = false;
  25         for (int c = 0; c < window->nr_assignments; c++) {
  26             if (window->ran_assignments[c] != current)
  27                 continue;
  28
  29             DLOG("This assignment already ran for the given window, not executing it again.\n");
  30             skip = true;
  31             break;
  32         }
  33
  34         if (skip)
  35             continue;
  36
  37         DLOG("matching assignment, would do:\n");
  38         if (current->type == A_COMMAND) {
  39             DLOG("execute command %s\n", current->dest.command);
  40             char *full_command;
  41             asprintf(&full_command, "[id=\"%d\"] %s", window->id, current->dest.command);
  42             char *json_result = parse_cmd(full_command);
  43             FREE(full_command);
  44             FREE(json_result);
  45         }
  46
  47         /* Store that we ran this assignment to not execute it again */
  48         window->nr_assignments++;
  49         window->ran_assignments = srealloc(window->ran_assignments, sizeof(Assignment*) * window->nr_assignments);
  50         window->ran_assignments[window->nr_assignments-1] = current;
  51     }
  52 }
  53
  54 /*
  55  * Returns the first matching assignment for the given window.
  56  *
  57  */
  58 Assignment *assignment_for(i3Window *window, int type) {
  59     Assignment *assignment;
  60
  61     TAILQ_FOREACH(assignment, &assignments, assignments) {
  62         if ((type != A_ANY && (assignment->type & type) == 0) ||
  63             !match_matches_window(&(assignment->match), window))
  64             continue;
  65         DLOG("got a matching assignment (to %s)\n", assignment->dest.workspace);
  66         return assignment;
  67     }
  68
  69     return NULL;
  70 }