]> git.sur5r.net Git - i3/i3/blobdiff - src/commands.c
Merge pull request #1521 from Airblader/feature-use-refactored-function
[i3/i3] / src / commands.c
index d8eff106f59e318894d5bac80308751ad6c9d901..f5f8d05c7c9a1befe8b9ea4112edc93dcdca8aed 100644 (file)
 #include "shmlog.h"
 
 // Macros to make the YAJL API a bit easier to use.
-#define y(x, ...) yajl_gen_ ## x (cmd_output->json_gen, ##__VA_ARGS__)
-#define ystr(str) yajl_gen_string(cmd_output->json_gen, (unsigned char*)str, strlen(str))
-#define ysuccess(success) do { \
-    y(map_open); \
-    ystr("success"); \
-    y(bool, success); \
-    y(map_close); \
-} while (0)
-#define yerror(message) do { \
-    y(map_open); \
-    ystr("success"); \
-    y(bool, false); \
-    ystr("error"); \
-    ystr(message); \
-    y(map_close); \
-} while (0)
+#define y(x, ...) (cmd_output->json_gen != NULL ? yajl_gen_##x(cmd_output->json_gen, ##__VA_ARGS__) : 0)
+#define ystr(str) (cmd_output->json_gen != NULL ? yajl_gen_string(cmd_output->json_gen, (unsigned char *)str, strlen(str)) : 0)
+#define ysuccess(success)                   \
+    do {                                    \
+        if (cmd_output->json_gen != NULL) { \
+            y(map_open);                    \
+            ystr("success");                \
+            y(bool, success);               \
+            y(map_close);                   \
+        }                                   \
+    } while (0)
+#define yerror(format, ...)                             \
+    do {                                                \
+        if (cmd_output->json_gen != NULL) {             \
+            char *message;                              \
+            sasprintf(&message, format, ##__VA_ARGS__); \
+            y(map_open);                                \
+            ystr("success");                            \
+            y(bool, false);                             \
+            ystr("error");                              \
+            ystr(message);                              \
+            y(map_close);                               \
+            free(message);                              \
+        }                                               \
+    } while (0)
 
 /** When the command did not include match criteria (!), we use the currently
  * focused container. Do not confuse this case with a command which included
  * criteria but which did not match any windows. This macro has to be called in
  * every command.
  */
-#define HANDLE_EMPTY_MATCH do { \
-    if (match_is_empty(current_match)) { \
-        owindow *ow = smalloc(sizeof(owindow)); \
-        ow->con = focused; \
-        TAILQ_INIT(&owindows); \
-        TAILQ_INSERT_TAIL(&owindows, ow, owindows); \
-    } \
-} while (0)
-
+#define HANDLE_EMPTY_MATCH                              \
+    do {                                                \
+        if (match_is_empty(current_match)) {            \
+            owindow *ow = smalloc(sizeof(owindow));     \
+            ow->con = focused;                          \
+            TAILQ_INIT(&owindows);                      \
+            TAILQ_INSERT_TAIL(&owindows, ow, owindows); \
+        }                                               \
+    } while (0)
 
 /*
  * Returns true if a is definitely greater than b (using the given epsilon)
  *
  */
 static bool definitelyGreaterThan(float a, float b, float epsilon) {
-    return (a - b) > ( (fabs(a) < fabs(b) ? fabs(b) : fabs(a)) * epsilon);
-}
-
-/*
- * Returns an 'output' corresponding to one of left/right/down/up or a specific
- * output name.
- *
- */
-static Output *get_output_from_string(Output *current_output, const char *output_str) {
-    Output *output;
-
-    if (strcasecmp(output_str, "left") == 0)
-        output = get_output_next_wrap(D_LEFT, current_output);
-    else if (strcasecmp(output_str, "right") == 0)
-        output = get_output_next_wrap(D_RIGHT, current_output);
-    else if (strcasecmp(output_str, "up") == 0)
-        output = get_output_next_wrap(D_UP, current_output);
-    else if (strcasecmp(output_str, "down") == 0)
-        output = get_output_next_wrap(D_DOWN, current_output);
-    else output = get_output_by_name(output_str);
-
-    return output;
+    return (a - b) > ((fabs(a) < fabs(b) ? fabs(b) : fabs(a)) * epsilon);
 }
 
 /*
@@ -95,7 +83,7 @@ static Output *get_output_of_con(Con *con) {
  * and return true, signaling that no further workspace switching should occur in the calling function.
  *
  */
-static bool maybe_back_and_forth(struct CommandResult *cmd_output, char *name) {
+static bool maybe_back_and_forth(struct CommandResultIR *cmd_output, char *name) {
     Con *ws = con_get_workspace(focused);
 
     /* If we switched to a different workspace, do nothing */
@@ -257,6 +245,7 @@ void cmd_criteria_init(I3_CMD) {
     owindow *ow;
 
     DLOG("Initializing criteria, current_match = %p\n", current_match);
+    match_free(current_match);
     match_init(current_match);
     while (!TAILQ_EMPTY(&owindows)) {
         ow = TAILQ_FIRST(&owindows);
@@ -297,15 +286,16 @@ void cmd_criteria_match_windows(I3_CMD) {
             if (current_match->con_id == current->con) {
                 DLOG("matches container!\n");
                 TAILQ_INSERT_TAIL(&owindows, current, owindows);
+            } else {
+                DLOG("doesnt match\n");
+                free(current);
             }
         } else if (current_match->mark != NULL && current->con->mark != NULL &&
                    regex_matches(current_match->mark, current->con->mark)) {
             DLOG("match by mark\n");
             TAILQ_INSERT_TAIL(&owindows, current, owindows);
         } else {
-            if (current->con->window == NULL)
-                continue;
-            if (match_matches_window(current_match, current->con->window)) {
+            if (current->con->window && match_matches_window(current_match, current->con->window)) {
                 DLOG("matches window!\n");
                 TAILQ_INSERT_TAIL(&owindows, current, owindows);
             } else {
@@ -352,8 +342,8 @@ void cmd_criteria_add(I3_CMD, char *ctype, char *cvalue) {
             (end && *end != '\0')) {
             ELOG("Could not parse con id \"%s\"\n", cvalue);
         } else {
-            current_match->con_id = (Con*)parsed;
-            printf("id as int = %p\n", current_match->con_id);
+            current_match->con_id = (Con *)parsed;
+            DLOG("id as int = %p\n", current_match->con_id);
         }
         return;
     }
@@ -368,7 +358,7 @@ void cmd_criteria_add(I3_CMD, char *ctype, char *cvalue) {
             ELOG("Could not parse window id \"%s\"\n", cvalue);
         } else {
             current_match->id = parsed;
-            printf("window id as int = %d\n", current_match->id);
+            DLOG("window id as int = %d\n", current_match->id);
         }
         return;
     }
@@ -414,7 +404,7 @@ void cmd_move_con_to_workspace(I3_CMD, char *which) {
      *  when criteria wasn't specified and we don't have any window focused. */
     if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
         (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
-        !con_has_children(focused))) {
+         !con_has_children(focused))) {
         ysuccess(false);
         return;
     }
@@ -481,8 +471,8 @@ void cmd_move_con_to_workspace_back_and_forth(I3_CMD) {
  *
  */
 void cmd_move_con_to_workspace_name(I3_CMD, char *name) {
-    if (strncasecmp(name, "__i3_", strlen("__i3_")) == 0) {
-        LOG("You cannot switch to the i3 internal workspaces.\n");
+    if (strncasecmp(name, "__", strlen("__")) == 0) {
+        LOG("You cannot move containers to i3-internal workspaces (\"%s\").\n", name);
         ysuccess(false);
         return;
     }
@@ -496,16 +486,35 @@ void cmd_move_con_to_workspace_name(I3_CMD, char *name) {
         ELOG("No windows match your criteria, cannot move.\n");
         ysuccess(false);
         return;
-    }
-    else if (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
-        !con_has_children(focused)) {
+    } else if (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
+               !con_has_children(focused)) {
         ysuccess(false);
         return;
     }
 
     LOG("should move window to workspace %s\n", name);
     /* get the workspace */
-    Con *ws = workspace_get(name, NULL);
+    Con *ws = NULL;
+    Con *output = NULL;
+
+    /* first look for a workspace with this name */
+    TAILQ_FOREACH(output, &(croot->nodes_head), nodes) {
+        GREP_FIRST(ws, output_get_content(output), !strcasecmp(child->name, name));
+    }
+
+    /* if the name is plain digits, we interpret this as a "workspace number"
+     * command */
+    if (!ws && name_is_digits(name)) {
+        long parsed_num = ws_name_to_number(name);
+        TAILQ_FOREACH(output, &(croot->nodes_head), nodes) {
+            GREP_FIRST(ws, output_get_content(output),
+                       child->num == parsed_num);
+        }
+    }
+
+    /* if no workspace was found, make a new one */
+    if (!ws)
+        ws = workspace_get(name, NULL);
 
     ws = maybe_auto_back_and_forth_workspace(ws);
 
@@ -533,7 +542,7 @@ void cmd_move_con_to_workspace_number(I3_CMD, char *which) {
      *  when criteria wasn't specified and we don't have any window focused. */
     if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
         (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
-        !con_has_children(focused))) {
+         !con_has_children(focused))) {
         ysuccess(false);
         return;
     }
@@ -542,21 +551,17 @@ void cmd_move_con_to_workspace_number(I3_CMD, char *which) {
     /* get the workspace */
     Con *output, *workspace = NULL;
 
-    char *endptr = NULL;
-    long parsed_num = strtol(which, &endptr, 10);
-    if (parsed_num == LONG_MIN ||
-        parsed_num == LONG_MAX ||
-        parsed_num < 0 ||
-        endptr == which) {
+    long parsed_num = ws_name_to_number(which);
+
+    if (parsed_num == -1) {
         LOG("Could not parse initial part of \"%s\" as a number.\n", which);
-        // TODO: better error message
-        yerror("Could not parse number");
+        yerror("Could not parse number \"%s\"", which);
         return;
     }
 
     TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
-        GREP_FIRST(workspace, output_get_content(output),
-            child->num == parsed_num);
+    GREP_FIRST(workspace, output_get_content(output),
+               child->num == parsed_num);
 
     if (!workspace) {
         workspace = workspace_get(which, NULL);
@@ -779,6 +784,12 @@ void cmd_resize(I3_CMD, char *way, char *direction, char *resize_px, char *resiz
 
     owindow *current;
     TAILQ_FOREACH(current, &owindows, owindows) {
+        /* Don't handle dock windows (issue #1201) */
+        if (current->con->window && current->con->window->dock) {
+            DLOG("This is a dock window. Not resizing (con = %p)\n)", current->con);
+            continue;
+        }
+
         Con *floating_con;
         if ((floating_con = con_inside_floating(current->con))) {
             cmd_resize_floating(current_match, cmd_output, way, direction, floating_con, px);
@@ -803,7 +814,7 @@ void cmd_resize(I3_CMD, char *way, char *direction, char *resize_px, char *resiz
  * Implementation of 'border normal|none|1pixel|toggle|pixel'.
  *
  */
-void cmd_border(I3_CMD, char *border_style_str, char *border_width ) {
+void cmd_border(I3_CMD, char *border_style_str, char *border_width) {
     DLOG("border style should be changed to %s with border width %s\n", border_style_str, border_width);
     owindow *current;
 
@@ -833,7 +844,7 @@ void cmd_border(I3_CMD, char *border_style_str, char *border_width ) {
                 border_style = BS_NORMAL;
             else if (strcmp(border_style_str, "pixel") == 0)
                 border_style = BS_PIXEL;
-            else if (strcmp(border_style_str, "1pixel") == 0){
+            else if (strcmp(border_style_str, "1pixel") == 0) {
                 border_style = BS_PIXEL;
                 tmp_border_width = 1;
             } else if (strcmp(border_style_str, "none") == 0)
@@ -868,8 +879,43 @@ void cmd_nop(I3_CMD, char *comment) {
  */
 void cmd_append_layout(I3_CMD, char *path) {
     LOG("Appending layout \"%s\"\n", path);
+
+    /* Make sure we allow paths like '~/.i3/layout.json' */
+    path = resolve_tilde(path);
+
+    json_content_t content = json_determine_content(path);
+    LOG("JSON content = %d\n", content);
+    if (content == JSON_CONTENT_UNKNOWN) {
+        ELOG("Could not determine the contents of \"%s\", not loading.\n", path);
+        yerror("Could not determine the contents of \"%s\".", path);
+        free(path);
+        return;
+    }
+
     Con *parent = focused;
-    tree_append_json(path);
+    if (content == JSON_CONTENT_WORKSPACE) {
+        parent = output_get_content(con_get_output(parent));
+    } else {
+        /* We need to append the layout to a split container, since a leaf
+         * container must not have any children (by definition).
+         * Note that we explicitly check for workspaces, since they are okay for
+         * this purpose, but con_accepts_window() returns false for workspaces. */
+        while (parent->type != CT_WORKSPACE && !con_accepts_window(parent))
+            parent = parent->parent;
+    }
+    DLOG("Appending to parent=%p instead of focused=%p\n", parent, focused);
+    char *errormsg = NULL;
+    tree_append_json(parent, path, &errormsg);
+    if (errormsg != NULL) {
+        yerror(errormsg);
+        free(errormsg);
+        /* Note that we continue executing since tree_append_json() has
+         * side-effects — user-provided layouts can be partly valid, partly
+         * invalid, leading to half of the placeholder containers being
+         * created. */
+    } else {
+        ysuccess(true);
+    }
 
     // XXX: This is a bit of a kludge. Theoretically, render_con(parent,
     // false); should be enough, but when sending 'workspace 4; append_layout
@@ -881,9 +927,11 @@ void cmd_append_layout(I3_CMD, char *path) {
 
     restore_open_placeholder_windows(parent);
 
+    if (content == JSON_CONTENT_WORKSPACE)
+        ipc_send_workspace_event("restored", parent, NULL);
+
+    free(path);
     cmd_output->needs_tree_render = true;
-    // XXX: default reply for now, make this a better reply
-    ysuccess(true);
 }
 
 /*
@@ -895,6 +943,12 @@ void cmd_workspace(I3_CMD, char *which) {
 
     DLOG("which=%s\n", which);
 
+    if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
+        LOG("Cannot switch workspace while in global fullscreen\n");
+        ysuccess(false);
+        return;
+    }
+
     if (strcmp(which, "next") == 0)
         ws = workspace_next();
     else if (strcmp(which, "prev") == 0)
@@ -923,22 +977,23 @@ void cmd_workspace(I3_CMD, char *which) {
 void cmd_workspace_number(I3_CMD, char *which) {
     Con *output, *workspace = NULL;
 
-    char *endptr = NULL;
-    long parsed_num = strtol(which, &endptr, 10);
-    if (parsed_num == LONG_MIN ||
-        parsed_num == LONG_MAX ||
-        parsed_num < 0 ||
-        endptr == which) {
-        LOG("Could not parse initial part of \"%s\" as a number.\n", which);
-        // TODO: better error message
-        yerror("Could not parse number");
+    if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
+        LOG("Cannot switch workspace while in global fullscreen\n");
+        ysuccess(false);
+        return;
+    }
+
+    long parsed_num = ws_name_to_number(which);
 
+    if (parsed_num == -1) {
+        LOG("Could not parse initial part of \"%s\" as a number.\n", which);
+        yerror("Could not parse number \"%s\"", which);
         return;
     }
 
     TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
-        GREP_FIRST(workspace, output_get_content(output),
-            child->num == parsed_num);
+    GREP_FIRST(workspace, output_get_content(output),
+               child->num == parsed_num);
 
     if (!workspace) {
         LOG("There is no workspace with number %ld, creating a new one.\n", parsed_num);
@@ -961,6 +1016,12 @@ void cmd_workspace_number(I3_CMD, char *which) {
  *
  */
 void cmd_workspace_back_and_forth(I3_CMD) {
+    if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
+        LOG("Cannot switch workspace while in global fullscreen\n");
+        ysuccess(false);
+        return;
+    }
+
     workspace_back_and_forth();
 
     cmd_output->needs_tree_render = true;
@@ -973,16 +1034,45 @@ void cmd_workspace_back_and_forth(I3_CMD) {
  *
  */
 void cmd_workspace_name(I3_CMD, char *name) {
-    if (strncasecmp(name, "__i3_", strlen("__i3_")) == 0) {
-        LOG("You cannot switch to the i3 internal workspaces.\n");
+    if (strncasecmp(name, "__", strlen("__")) == 0) {
+        LOG("You cannot switch to the i3-internal workspaces (\"%s\").\n", name);
+        ysuccess(false);
+        return;
+    }
+
+    if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
+        LOG("Cannot switch workspace while in global fullscreen\n");
         ysuccess(false);
         return;
     }
 
     DLOG("should switch to workspace %s\n", name);
     if (maybe_back_and_forth(cmd_output, name))
-       return;
-    workspace_show_by_name(name);
+        return;
+
+    Con *ws = NULL;
+    Con *output = NULL;
+
+    /* first look for a workspace with this name */
+    TAILQ_FOREACH(output, &(croot->nodes_head), nodes) {
+        GREP_FIRST(ws, output_get_content(output), !strcasecmp(child->name, name));
+    }
+
+    /* if the name is only digits, we interpret this as a "workspace number"
+     * command */
+    if (!ws && name_is_digits(name)) {
+        long parsed_num = ws_name_to_number(name);
+        TAILQ_FOREACH(output, &(croot->nodes_head), nodes) {
+            GREP_FIRST(ws, output_get_content(output),
+                       child->num == parsed_num);
+        }
+    }
+
+    /* if no workspace was found, make a new one */
+    if (!ws)
+        ws = workspace_get(name, NULL);
+
+    workspace_show(ws);
 
     cmd_output->needs_tree_render = true;
     // XXX: default reply for now, make this a better reply
@@ -1022,19 +1112,19 @@ void cmd_mark(I3_CMD, char *mark) {
  *
  */
 void cmd_unmark(I3_CMD, char *mark) {
-   if (mark == NULL) {
-       Con *con;
-       TAILQ_FOREACH(con, &all_cons, all_cons) {
-           FREE(con->mark);
-       }
-       DLOG("removed all window marks");
-   } else {
-       Con *con;
-       TAILQ_FOREACH(con, &all_cons, all_cons) {
-           if (con->mark && strcmp(con->mark, mark) == 0)
-               FREE(con->mark);
-       }
-       DLOG("removed window mark %s\n", mark);
+    if (mark == NULL) {
+        Con *con;
+        TAILQ_FOREACH(con, &all_cons, all_cons) {
+            FREE(con->mark);
+        }
+        DLOG("removed all window marks");
+    } else {
+        Con *con;
+        TAILQ_FOREACH(con, &all_cons, all_cons) {
+            if (con->mark && strcmp(con->mark, mark) == 0)
+                FREE(con->mark);
+        }
+        DLOG("removed window mark %s\n", mark);
     }
 
     cmd_output->needs_tree_render = true;
@@ -1065,28 +1155,13 @@ void cmd_move_con_to_output(I3_CMD, char *name) {
 
     HANDLE_EMPTY_MATCH;
 
-    /* get the output */
     Output *current_output = NULL;
-    Output *output;
-
     // TODO: fix the handling of criteria
     TAILQ_FOREACH(current, &owindows, owindows)
-        current_output = get_output_of_con(current->con);
-
+    current_output = get_output_of_con(current->con);
     assert(current_output != NULL);
 
-    // TODO: clean this up with commands.spec as soon as we switched away from the lex/yacc command parser
-    if (strcasecmp(name, "up") == 0)
-        output = get_output_next_wrap(D_UP, current_output);
-    else if (strcasecmp(name, "down") == 0)
-        output = get_output_next_wrap(D_DOWN, current_output);
-    else if (strcasecmp(name, "left") == 0)
-        output = get_output_next_wrap(D_LEFT, current_output);
-    else if (strcasecmp(name, "right") == 0)
-        output = get_output_next_wrap(D_RIGHT, current_output);
-    else
-        output = get_output_by_name(name);
-
+    Output *output = get_output_from_string(current_output, name);
     if (!output) {
         LOG("No such output found.\n");
         ysuccess(false);
@@ -1153,102 +1228,13 @@ void cmd_move_workspace_to_output(I3_CMD, char *name) {
 
     owindow *current;
     TAILQ_FOREACH(current, &owindows, owindows) {
-        Output *current_output = get_output_of_con(current->con);
-        if (!current_output) {
-            ELOG("Cannot get current output. This is a bug in i3.\n");
-            ysuccess(false);
-            return;
-        }
-        Output *output = get_output_from_string(current_output, name);
-        if (!output) {
-            ELOG("Could not get output from string \"%s\"\n", name);
+        Con *ws = con_get_workspace(current->con);
+        bool success = workspace_move_to_output(ws, name);
+        if (!success) {
+            ELOG("Failed to move workspace to output.\n");
             ysuccess(false);
             return;
         }
-
-        Con *content = output_get_content(output->con);
-        LOG("got output %p with content %p\n", output, content);
-
-        Con *previously_visible_ws = TAILQ_FIRST(&(content->nodes_head));
-        LOG("Previously visible workspace = %p / %s\n", previously_visible_ws, previously_visible_ws->name);
-
-        Con *ws = con_get_workspace(current->con);
-        LOG("should move workspace %p / %s\n", ws, ws->name);
-        bool workspace_was_visible = workspace_is_visible(ws);
-
-        if (con_num_children(ws->parent) == 1) {
-            LOG("Creating a new workspace to replace \"%s\" (last on its output).\n", ws->name);
-
-            /* check if we can find a workspace assigned to this output */
-            bool used_assignment = false;
-            struct Workspace_Assignment *assignment;
-            TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
-                if (strcmp(assignment->output, current_output->name) != 0)
-                    continue;
-
-                /* check if this workspace is already attached to the tree */
-                Con *workspace = NULL, *out;
-                TAILQ_FOREACH(out, &(croot->nodes_head), nodes)
-                    GREP_FIRST(workspace, output_get_content(out),
-                               !strcasecmp(child->name, assignment->name));
-                if (workspace != NULL)
-                    continue;
-
-                /* so create the workspace referenced to by this assignment */
-                LOG("Creating workspace from assignment %s.\n", assignment->name);
-                workspace_get(assignment->name, NULL);
-                used_assignment = true;
-                break;
-            }
-
-            /* if we couldn't create the workspace using an assignment, create
-             * it on the output */
-            if (!used_assignment)
-                create_workspace_on_output(current_output, ws->parent);
-
-            /* notify the IPC listeners */
-            ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"init\"}");
-        }
-        DLOG("Detaching\n");
-
-        /* detach from the old output and attach to the new output */
-        Con *old_content = ws->parent;
-        con_detach(ws);
-        if (workspace_was_visible) {
-            /* The workspace which we just detached was visible, so focus
-             * the next one in the focus-stack. */
-            Con *focus_ws = TAILQ_FIRST(&(old_content->focus_head));
-            LOG("workspace was visible, focusing %p / %s now\n", focus_ws, focus_ws->name);
-            workspace_show(focus_ws);
-        }
-        con_attach(ws, content, false);
-
-        /* fix the coordinates of the floating containers */
-        Con *floating_con;
-        TAILQ_FOREACH(floating_con, &(ws->floating_head), floating_windows)
-            floating_fix_coordinates(floating_con, &(old_content->rect), &(content->rect));
-
-        ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"move\"}");
-        if (workspace_was_visible) {
-            /* Focus the moved workspace on the destination output. */
-            workspace_show(ws);
-        }
-
-        /* NB: We cannot simply work with previously_visible_ws since it might
-         * have been cleaned up by workspace_show() already, depending on the
-         * focus order/number of other workspaces on the output.
-         * Instead, we loop through the available workspaces and only work with
-         * previously_visible_ws if we still find it. */
-        TAILQ_FOREACH(ws, &(content->nodes_head), nodes) {
-            if (ws != previously_visible_ws)
-                continue;
-
-            /* Call the on_remove_child callback of the workspace which previously
-             * was visible on the destination output. Since it is no longer
-             * visible, it might need to get cleaned up. */
-            CALL(previously_visible_ws, on_remove_child);
-            break;
-        }
     }
 
     cmd_output->needs_tree_render = true;
@@ -1369,7 +1355,8 @@ void cmd_focus_window_mode(I3_CMD, char *window_mode) {
             current = TAILQ_FIRST(&(ws->focus_head));
             if (current != NULL && current->type == CT_FLOATING_CON)
                 window_mode = "tiling";
-            else window_mode = "floating";
+            else
+                window_mode = "floating";
         }
         TAILQ_FOREACH(current, &(ws->focus_head), focused) {
             if ((strcmp(window_mode, "floating") == 0 && current->type != CT_FLOATING_CON) ||
@@ -1406,7 +1393,8 @@ void cmd_focus_level(I3_CMD, char *level) {
     }
 
     /* Focusing a child should always be allowed. */
-    else success = level_down();
+    else
+        success = level_down();
 
     cmd_output->needs_tree_render = success;
     // XXX: default reply for now, make this a better reply
@@ -1481,7 +1469,8 @@ void cmd_focus(I3_CMD) {
 
     if (count > 1)
         LOG("WARNING: Your criteria for the focus command matches %d containers, "
-            "while only exactly one container can be focused at a time.\n", count);
+            "while only exactly one container can be focused at a time.\n",
+            count);
 
     cmd_output->needs_tree_render = true;
     // XXX: default reply for now, make this a better reply
@@ -1489,20 +1478,26 @@ void cmd_focus(I3_CMD) {
 }
 
 /*
- * Implementation of 'fullscreen [global]'.
+ * Implementation of 'fullscreen enable|toggle [global]' and
+ *                   'fullscreen disable'
  *
  */
-void cmd_fullscreen(I3_CMD, char *fullscreen_mode) {
-    if (fullscreen_mode == NULL)
-        fullscreen_mode = "output";
-    DLOG("toggling fullscreen, mode = %s\n", fullscreen_mode);
+void cmd_fullscreen(I3_CMD, char *action, char *fullscreen_mode) {
+    fullscreen_mode_t mode = strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT;
+    DLOG("%s fullscreen, mode = %s\n", action, fullscreen_mode);
     owindow *current;
 
     HANDLE_EMPTY_MATCH;
 
     TAILQ_FOREACH(current, &owindows, owindows) {
         DLOG("matching: %p / %s\n", current->con, current->con->name);
-        con_toggle_fullscreen(current->con, (strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT));
+        if (strcmp(action, "toggle") == 0) {
+            con_toggle_fullscreen(current->con, mode);
+        } else if (strcmp(action, "enable") == 0) {
+            con_enable_fullscreen(current->con, mode);
+        } else if (strcmp(action, "disable") == 0) {
+            con_disable_fullscreen(current->con);
+        }
     }
 
     cmd_output->needs_tree_render = true;
@@ -1518,29 +1513,36 @@ void cmd_move_direction(I3_CMD, char *direction, char *move_px) {
     // TODO: We could either handle this in the parser itself as a separate token (and make the stack typed) or we need a better way to convert a string to a number with error checking
     int px = atoi(move_px);
 
-    /* TODO: make 'move' work with criteria. */
-    DLOG("moving in direction %s, px %s\n", direction, move_px);
-    if (con_is_floating(focused)) {
-        DLOG("floating move with %d pixels\n", px);
-        Rect newrect = focused->parent->rect;
-        if (strcmp(direction, "left") == 0) {
-            newrect.x -= px;
-        } else if (strcmp(direction, "right") == 0) {
-            newrect.x += px;
-        } else if (strcmp(direction, "up") == 0) {
-            newrect.y -= px;
-        } else if (strcmp(direction, "down") == 0) {
-            newrect.y += px;
+    owindow *current;
+    HANDLE_EMPTY_MATCH;
+
+    Con *initially_focused = focused;
+
+    TAILQ_FOREACH(current, &owindows, owindows) {
+        DLOG("moving in direction %s, px %s\n", direction, move_px);
+        if (con_is_floating(current->con)) {
+            DLOG("floating move with %d pixels\n", px);
+            Rect newrect = current->con->parent->rect;
+            if (strcmp(direction, "left") == 0) {
+                newrect.x -= px;
+            } else if (strcmp(direction, "right") == 0) {
+                newrect.x += px;
+            } else if (strcmp(direction, "up") == 0) {
+                newrect.y -= px;
+            } else if (strcmp(direction, "down") == 0) {
+                newrect.y += px;
+            }
+            floating_reposition(current->con->parent, newrect);
+        } else {
+            tree_move(current->con, (strcmp(direction, "right") == 0 ? D_RIGHT : (strcmp(direction, "left") == 0 ? D_LEFT : (strcmp(direction, "up") == 0 ? D_UP : D_DOWN))));
+            cmd_output->needs_tree_render = true;
         }
-        floating_reposition(focused->parent, newrect);
-    } else {
-        tree_move((strcmp(direction, "right") == 0 ? D_RIGHT :
-                   (strcmp(direction, "left") == 0 ? D_LEFT :
-                    (strcmp(direction, "up") == 0 ? D_UP :
-                     D_DOWN))));
-        cmd_output->needs_tree_render = true;
     }
 
+    /* the move command should not disturb focus */
+    if (focused != initially_focused)
+        con_focus(initially_focused);
+
     // XXX: default reply for now, make this a better reply
     ysuccess(true);
 }
@@ -1620,6 +1622,8 @@ void cmd_layout_toggle(I3_CMD, char *toggle_mode) {
  */
 void cmd_exit(I3_CMD) {
     LOG("Exiting due to user command.\n");
+    ipc_shutdown();
+    unlink(config.ipc_socket_path);
     xcb_disconnect(conn);
     exit(0);
 
@@ -1637,7 +1641,7 @@ void cmd_reload(I3_CMD) {
     load_configuration(conn, NULL, true);
     x_set_i3_atoms();
     /* Send an IPC event just in case the ws names have changed */
-    ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"reload\"}");
+    ipc_send_workspace_event("reload", NULL, NULL);
     /* Send an update event for the barconfig just in case it has changed */
     update_barconfig();
 
@@ -1651,6 +1655,11 @@ void cmd_reload(I3_CMD) {
  */
 void cmd_restart(I3_CMD) {
     LOG("restarting i3\n");
+    ipc_shutdown();
+    unlink(config.ipc_socket_path);
+    /* We need to call this manually since atexit handlers don’t get called
+     * when exec()ing */
+    purge_zerobyte_logfile();
     i3_restart(false);
 
     // XXX: default reply for now, make this a better reply
@@ -1693,7 +1702,7 @@ void cmd_focus_output(I3_CMD, char *name) {
     Output *output;
 
     TAILQ_FOREACH(current, &owindows, owindows)
-        current_output = get_output_of_con(current->con);
+    current_output = get_output_of_con(current->con);
     assert(current_output != NULL);
 
     output = get_output_from_string(current_output, name);
@@ -1724,37 +1733,48 @@ void cmd_focus_output(I3_CMD, char *name) {
  *
  */
 void cmd_move_window_to_position(I3_CMD, char *method, char *cx, char *cy) {
-
     int x = atoi(cx);
     int y = atoi(cy);
+    bool has_error = false;
 
-    if (!con_is_floating(focused)) {
-        ELOG("Cannot change position. The window/container is not floating\n");
-        yerror("Cannot change position. The window/container is not floating.");
-        return;
-    }
+    owindow *current;
+    HANDLE_EMPTY_MATCH;
 
-    if (strcmp(method, "absolute") == 0) {
-        focused->parent->rect.x = x;
-        focused->parent->rect.y = y;
+    TAILQ_FOREACH(current, &owindows, owindows) {
+        if (!con_is_floating(current->con)) {
+            ELOG("Cannot change position. The window/container is not floating\n");
 
-        DLOG("moving to absolute position %d %d\n", x, y);
-        floating_maybe_reassign_ws(focused->parent);
-        cmd_output->needs_tree_render = true;
-    }
+            if (!has_error) {
+                yerror("Cannot change position of a window/container because it is not floating.");
+                has_error = true;
+            }
 
-    if (strcmp(method, "position") == 0) {
-        Rect newrect = focused->parent->rect;
+            continue;
+        }
 
-        DLOG("moving to position %d %d\n", x, y);
-        newrect.x = x;
-        newrect.y = y;
+        if (strcmp(method, "absolute") == 0) {
+            current->con->parent->rect.x = x;
+            current->con->parent->rect.y = y;
 
-        floating_reposition(focused->parent, newrect);
+            DLOG("moving to absolute position %d %d\n", x, y);
+            floating_maybe_reassign_ws(current->con->parent);
+            cmd_output->needs_tree_render = true;
+        }
+
+        if (strcmp(method, "position") == 0) {
+            Rect newrect = current->con->parent->rect;
+
+            DLOG("moving to position %d %d\n", x, y);
+            newrect.x = x;
+            newrect.y = y;
+
+            floating_reposition(current->con->parent, newrect);
+        }
     }
 
     // XXX: default reply for now, make this a better reply
-    ysuccess(true);
+    if (!has_error)
+        ysuccess(true);
 }
 
 /*
@@ -1762,7 +1782,6 @@ void cmd_move_window_to_position(I3_CMD, char *method, char *cx, char *cy) {
  *
  */
 void cmd_move_window_to_center(I3_CMD, char *method) {
-
     if (!con_is_floating(focused)) {
         ELOG("Cannot change position. The window/container is not floating\n");
         yerror("Cannot change position. The window/container is not floating.");
@@ -1773,8 +1792,8 @@ void cmd_move_window_to_center(I3_CMD, char *method) {
         Rect *rect = &focused->parent->rect;
 
         DLOG("moving to absolute center\n");
-        rect->x = croot->rect.width/2 - rect->width/2;
-        rect->y = croot->rect.height/2 - rect->height/2;
+        rect->x = croot->rect.width / 2 - rect->width / 2;
+        rect->y = croot->rect.height / 2 - rect->height / 2;
 
         floating_maybe_reassign_ws(focused->parent);
         cmd_output->needs_tree_render = true;
@@ -1785,8 +1804,8 @@ void cmd_move_window_to_center(I3_CMD, char *method) {
         Rect newrect = focused->parent->rect;
 
         DLOG("moving to center\n");
-        newrect.x = wsrect->width/2 - newrect.width/2;
-        newrect.y = wsrect->height/2 - newrect.height/2;
+        newrect.x = wsrect->width / 2 - newrect.width / 2;
+        newrect.y = wsrect->height / 2 - newrect.height / 2;
 
         floating_reposition(focused->parent, newrect);
     }
@@ -1842,6 +1861,11 @@ void cmd_scratchpad_show(I3_CMD) {
  *
  */
 void cmd_rename_workspace(I3_CMD, char *old_name, char *new_name) {
+    if (strncasecmp(new_name, "__", strlen("__")) == 0) {
+        LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.", new_name);
+        ysuccess(false);
+        return;
+    }
     if (old_name) {
         LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name);
     } else {
@@ -1851,44 +1875,32 @@ void cmd_rename_workspace(I3_CMD, char *old_name, char *new_name) {
     Con *output, *workspace = NULL;
     if (old_name) {
         TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
-            GREP_FIRST(workspace, output_get_content(output),
-                !strcasecmp(child->name, old_name));
+        GREP_FIRST(workspace, output_get_content(output),
+                   !strcasecmp(child->name, old_name));
     } else {
         workspace = con_get_workspace(focused);
     }
 
     if (!workspace) {
-        // TODO: we should include the old workspace name here and use yajl for
-        // generating the reply.
-        // TODO: better error message
-        yerror("Old workspace not found");
+        yerror("Old workspace \"%s\" not found", old_name);
         return;
     }
 
     Con *check_dest = NULL;
     TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
-        GREP_FIRST(check_dest, output_get_content(output),
-            !strcasecmp(child->name, new_name));
+    GREP_FIRST(check_dest, output_get_content(output),
+               !strcasecmp(child->name, new_name));
 
     if (check_dest != NULL) {
-        // TODO: we should include the new workspace name here and use yajl for
-        // generating the reply.
-        // TODO: better error message
-        yerror("New workspace already exists");
+        yerror("New workspace \"%s\" already exists", new_name);
         return;
     }
 
     /* Change the name and try to parse it as a number. */
     FREE(workspace->name);
     workspace->name = sstrdup(new_name);
-    char *endptr = NULL;
-    long parsed_num = strtol(new_name, &endptr, 10);
-    if (parsed_num == LONG_MIN ||
-        parsed_num == LONG_MAX ||
-        parsed_num < 0 ||
-        endptr == new_name)
-        workspace->num = -1;
-    else workspace->num = parsed_num;
+
+    workspace->num = ws_name_to_number(new_name);
     LOG("num = %d\n", workspace->num);
 
     /* By re-attaching, the sort order will be correct afterwards. */
@@ -1896,13 +1908,32 @@ void cmd_rename_workspace(I3_CMD, char *old_name, char *new_name) {
     Con *parent = workspace->parent;
     con_detach(workspace);
     con_attach(workspace, parent, false);
+
+    /* Move the workspace to the correct output if it has an assignment */
+    struct Workspace_Assignment *assignment = NULL;
+    TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
+        if (assignment->output == NULL)
+            continue;
+        if (strcmp(assignment->name, workspace->name) != 0
+            && (!name_is_digits(assignment->name) || ws_name_to_number(assignment->name) != workspace->num)) {
+
+            continue;
+        }
+
+        workspace_move_to_output(workspace, assignment->output);
+        break;
+    }
+
     /* Restore the previous focus since con_attach messes with the focus. */
     con_focus(previously_focused);
 
     cmd_output->needs_tree_render = true;
     ysuccess(true);
 
-    ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"rename\"}");
+    ipc_send_workspace_event("rename", workspace, NULL);
+    ewmh_update_desktop_names();
+    ewmh_update_desktop_viewport();
+    ewmh_update_current_desktop();
 }
 
 /*
@@ -1939,7 +1970,7 @@ bool cmd_bar_mode(char *bar_mode, char *bar_id) {
         changed_sth = true;
 
         if (bar_id)
-             break;
+            break;
     }
 
     if (bar_id && !changed_sth) {
@@ -1982,7 +2013,7 @@ bool cmd_bar_hidden_state(char *bar_hidden_state, char *bar_id) {
         changed_sth = true;
 
         if (bar_id)
-             break;
+            break;
     }
 
     if (bar_id && !changed_sth) {
@@ -2020,7 +2051,7 @@ void cmd_bar(I3_CMD, char *bar_type, char *bar_value, char *bar_id) {
  *
  */
 void cmd_shmlog(I3_CMD, char *argument) {
-    if (!strcmp(argument,"toggle"))
+    if (!strcmp(argument, "toggle"))
         /* Toggle shm log, if size is not 0. If it is 0, set it to default. */
         shmlog_size = shmlog_size ? -shmlog_size : default_shmlog_size;
     else if (!strcmp(argument, "on"))
@@ -2052,7 +2083,7 @@ void cmd_shmlog(I3_CMD, char *argument) {
  */
 void cmd_debuglog(I3_CMD, char *argument) {
     bool logging = get_debug_logging();
-    if (!strcmp(argument,"toggle")) {
+    if (!strcmp(argument, "toggle")) {
         LOG("%s debug logging\n", logging ? "Disabling" : "Enabling");
         set_debug_logging(!logging);
     } else if (!strcmp(argument, "on") && !logging) {