config_directives.c

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/*
 * vim:ts=4:sw=4:expandtab
 *
 * i3 - an improved dynamic tiling window manager
 * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
 *
 * config_directives.c: all config storing functions (see config_parser.c)
 *
 */
#include "all.h"
 
/*******************************************************************************
 * Criteria functions.
 ******************************************************************************/
 
static int criteria_next_state;
 
/*
 * Initializes the specified 'Match' data structure and the initial state of
 * commands.c for matching target windows of a command.
 *
 */
CFGFUN(criteria_init, int _state) {
    criteria_next_state = _state;
 
    DLOG("Initializing criteria, current_match = %p, state = %d\n", current_match, _state);
    match_free(current_match);
    match_init(current_match);
}
 
CFGFUN(criteria_pop_state) {
    result->next_state = criteria_next_state;
}
 
/*
 * Interprets a ctype=cvalue pair and adds it to the current match
 * specification.
 *
 */
CFGFUN(criteria_add, const char *ctype, const char *cvalue) {
    match_parse_property(current_match, ctype, cvalue);
}
 
/*******************************************************************************
 * Utility functions
 ******************************************************************************/
 
static bool eval_boolstr(const char *str) {
    return (strcasecmp(str, "1") == 0 ||
            strcasecmp(str, "yes") == 0 ||
            strcasecmp(str, "true") == 0 ||
            strcasecmp(str, "on") == 0 ||
            strcasecmp(str, "enable") == 0 ||
            strcasecmp(str, "active") == 0);
}
 
/*
 * A utility function to convert a string containing the group and modifiers to
 * the corresponding bit mask.
 */
i3_event_state_mask_t event_state_from_str(const char *str) {
    /* It might be better to use strtok() here, but the simpler strstr() should
     * do for now. */
    i3_event_state_mask_t result = 0;
    if (str == NULL)
        return result;
    if (strstr(str, "Mod1") != NULL)
        result |= XCB_KEY_BUT_MASK_MOD_1;
    if (strstr(str, "Mod2") != NULL)
        result |= XCB_KEY_BUT_MASK_MOD_2;
    if (strstr(str, "Mod3") != NULL)
        result |= XCB_KEY_BUT_MASK_MOD_3;
    if (strstr(str, "Mod4") != NULL)
        result |= XCB_KEY_BUT_MASK_MOD_4;
    if (strstr(str, "Mod5") != NULL)
        result |= XCB_KEY_BUT_MASK_MOD_5;
    if (strstr(str, "Control") != NULL ||
        strstr(str, "Ctrl") != NULL)
        result |= XCB_KEY_BUT_MASK_CONTROL;
    if (strstr(str, "Shift") != NULL)
        result |= XCB_KEY_BUT_MASK_SHIFT;
 
    if (strstr(str, "Group1") != NULL)
        result |= (I3_XKB_GROUP_MASK_1 << 16);
    if (strstr(str, "Group2") != NULL ||
        strstr(str, "Mode_switch") != NULL)
        result |= (I3_XKB_GROUP_MASK_2 << 16);
    if (strstr(str, "Group3") != NULL)
        result |= (I3_XKB_GROUP_MASK_3 << 16);
    if (strstr(str, "Group4") != NULL)
        result |= (I3_XKB_GROUP_MASK_4 << 16);
    return result;
}
 
static char *font_pattern;
 
CFGFUN(font, const char *font) {
    config.font = load_font(font, true);
    set_font(&config.font);
 
    /* Save the font pattern for using it as bar font later on */
    FREE(font_pattern);
    font_pattern = sstrdup(font);
}
 
CFGFUN(binding, const char *bindtype, const char *modifiers, const char *key, const char *release, const char *border, const char *whole_window, const char *exclude_titlebar, const char *command) {
    configure_binding(bindtype, modifiers, key, release, border, whole_window, exclude_titlebar, command, DEFAULT_BINDING_MODE, false);
}
 
/*******************************************************************************
 * Mode handling
 ******************************************************************************/
 
static char *current_mode;
static bool current_mode_pango_markup;
 
CFGFUN(mode_binding, const char *bindtype, const char *modifiers, const char *key, const char *release, const char *border, const char *whole_window, const char *exclude_titlebar, const char *command) {
    configure_binding(bindtype, modifiers, key, release, border, whole_window, exclude_titlebar, command, current_mode, current_mode_pango_markup);
}
 
CFGFUN(enter_mode, const char *pango_markup, const char *modename) {
    if (strcmp(modename, DEFAULT_BINDING_MODE) == 0) {
        ELOG("You cannot use the name %s for your mode\n", DEFAULT_BINDING_MODE);
        return;
    }
 
    struct Mode *mode;
    SLIST_FOREACH (mode, &modes, modes) {
        if (strcmp(mode->name, modename) == 0) {
            ELOG("The binding mode with name \"%s\" is defined at least twice.\n", modename);
        }
    }
 
    DLOG("\t now in mode %s\n", modename);
    FREE(current_mode);
    current_mode = sstrdup(modename);
    current_mode_pango_markup = (pango_markup != NULL);
}
 
CFGFUN(exec, const char *exectype, const char *no_startup_id, const char *command) {
    struct Autostart *new = smalloc(sizeof(struct Autostart));
    new->command = sstrdup(command);
    new->no_startup_id = (no_startup_id != NULL);
    if (strcmp(exectype, "exec") == 0) {
        TAILQ_INSERT_TAIL(&autostarts, new, autostarts);
    } else {
        TAILQ_INSERT_TAIL(&autostarts_always, new, autostarts_always);
    }
}
 
CFGFUN(for_window, const char *command) {
    if (match_is_empty(current_match)) {
        ELOG("Match is empty, ignoring this for_window statement\n");
        return;
    }
    DLOG("\t should execute command %s for the criteria mentioned above\n", command);
    Assignment *assignment = scalloc(1, sizeof(Assignment));
    assignment->type = A_COMMAND;
    match_copy(&(assignment->match), current_match);
    assignment->dest.command = sstrdup(command);
    TAILQ_INSERT_TAIL(&assignments, assignment, assignments);
}
 
static void create_gaps_assignment(const char *workspace, const char *scope, gaps_t gaps) {
    DLOG("Setting gaps for workspace %s", workspace);
 
    struct Workspace_Assignment *assignment;
    TAILQ_FOREACH (assignment, &ws_assignments, ws_assignments) {
        if (strcasecmp(assignment->name, workspace) == 0) {
            if (!strcmp(scope, "inner")) {
                assignment->gaps.inner = gaps.inner;
            } else if (!strcmp(scope, "outer")) {
                assignment->gaps.top = gaps.top;
                assignment->gaps.right = gaps.right;
                assignment->gaps.bottom = gaps.bottom;
                assignment->gaps.left = gaps.left;
            } else if (!strcmp(scope, "vertical")) {
                assignment->gaps.top = gaps.top;
                assignment->gaps.bottom = gaps.bottom;
            } else if (!strcmp(scope, "horizontal")) {
                assignment->gaps.right = gaps.right;
                assignment->gaps.left = gaps.left;
            } else if (!strcmp(scope, "top")) {
                assignment->gaps.top = gaps.top;
            } else if (!strcmp(scope, "right")) {
                assignment->gaps.right = gaps.right;
            } else if (!strcmp(scope, "bottom")) {
                assignment->gaps.bottom = gaps.bottom;
            } else if (!strcmp(scope, "left")) {
                assignment->gaps.left = gaps.left;
            } else {
                ELOG("Invalid command, cannot process scope %s", scope);
            }
 
            return;
        }
    }
 
    // Assignment does not yet exist, let's create it.
    assignment = scalloc(1, sizeof(struct Workspace_Assignment));
    assignment->name = sstrdup(workspace);
    assignment->output = NULL;
    if (!strcmp(scope, "inner")) {
        assignment->gaps.inner = gaps.inner;
    } else if (!strcmp(scope, "outer")) {
        assignment->gaps.top = gaps.top;
        assignment->gaps.right = gaps.right;
        assignment->gaps.bottom = gaps.bottom;
        assignment->gaps.left = gaps.left;
    } else if (!strcmp(scope, "vertical")) {
        assignment->gaps.top = gaps.top;
        assignment->gaps.bottom = gaps.bottom;
    } else if (!strcmp(scope, "horizontal")) {
        assignment->gaps.right = gaps.right;
        assignment->gaps.left = gaps.left;
    } else if (!strcmp(scope, "top")) {
        assignment->gaps.top = gaps.top;
    } else if (!strcmp(scope, "right")) {
        assignment->gaps.right = gaps.right;
    } else if (!strcmp(scope, "bottom")) {
        assignment->gaps.bottom = gaps.bottom;
    } else if (!strcmp(scope, "left")) {
        assignment->gaps.left = gaps.left;
    } else {
        ELOG("Invalid command, cannot process scope %s", scope);
    }
    TAILQ_INSERT_TAIL(&ws_assignments, assignment, ws_assignments);
}
 
CFGFUN(gaps, const char *workspace, const char *scope, const long value) {
    int pixels = logical_px(value);
    gaps_t gaps = (gaps_t){0, 0, 0, 0, 0};
    if (!strcmp(scope, "inner")) {
        if (workspace == NULL)
            config.gaps.inner = pixels;
        else {
            gaps.inner = pixels - config.gaps.inner;
            create_gaps_assignment(workspace, scope, gaps);
        }
    } else if (!strcmp(scope, "outer")) {
        if (workspace == NULL) {
            config.gaps.top = pixels;
            config.gaps.right = pixels;
            config.gaps.bottom = pixels;
            config.gaps.left = pixels;
        } else {
            gaps.top = pixels - config.gaps.top;
            gaps.right = pixels - config.gaps.right;
            gaps.bottom = pixels - config.gaps.bottom;
            gaps.left = pixels - config.gaps.left;
            create_gaps_assignment(workspace, scope, gaps);
        }
    } else if (!strcmp(scope, "vertical")) {
        if (workspace == NULL) {
            config.gaps.top = pixels;
            config.gaps.bottom = pixels;
        } else {
            gaps.top = pixels - config.gaps.top;
            gaps.bottom = pixels - config.gaps.bottom;
            create_gaps_assignment(workspace, scope, gaps);
        }
    } else if (!strcmp(scope, "horizontal")) {
        if (workspace == NULL) {
            config.gaps.right = pixels;
            config.gaps.left = pixels;
        } else {
            gaps.right = pixels - config.gaps.right;
            gaps.left = pixels - config.gaps.left;
            create_gaps_assignment(workspace, scope, gaps);
        }
    } else if (!strcmp(scope, "top")) {
        if (workspace == NULL)
            config.gaps.top = pixels;
        else {
            gaps.top = pixels - config.gaps.top;
            create_gaps_assignment(workspace, scope, gaps);
        }
    } else if (!strcmp(scope, "right")) {
        if (workspace == NULL)
            config.gaps.right = pixels;
        else {
            gaps.right = pixels - config.gaps.right;
            create_gaps_assignment(workspace, scope, gaps);
        }
    } else if (!strcmp(scope, "bottom")) {
        if (workspace == NULL)
            config.gaps.bottom = pixels;
        else {
            gaps.bottom = pixels - config.gaps.bottom;
            create_gaps_assignment(workspace, scope, gaps);
        }
    } else if (!strcmp(scope, "left")) {
        if (workspace == NULL)
            config.gaps.left = pixels;
        else {
            gaps.left = pixels - config.gaps.left;
            create_gaps_assignment(workspace, scope, gaps);
        }
    } else {
        ELOG("Invalid command, cannot process scope %s", scope);
    }
}
 
CFGFUN(smart_borders, const char *enable) {
    if (!strcmp(enable, "no_gaps"))
        config.smart_borders = SMART_BORDERS_NO_GAPS;
    else
        config.smart_borders = eval_boolstr(enable) ? SMART_BORDERS_ON : SMART_BORDERS_OFF;
}
 
CFGFUN(smart_gaps, const char *enable) {
    if (!strcmp(enable, "inverse_outer"))
        config.smart_gaps = SMART_GAPS_INVERSE_OUTER;
    else
        config.smart_gaps = eval_boolstr(enable) ? SMART_GAPS_ON : SMART_GAPS_OFF;
}
 
CFGFUN(floating_minimum_size, const long width, const long height) {
    config.floating_minimum_width = width;
    config.floating_minimum_height = height;
}
 
CFGFUN(floating_maximum_size, const long width, const long height) {
    config.floating_maximum_width = width;
    config.floating_maximum_height = height;
}
 
CFGFUN(floating_modifier, const char *modifiers) {
    config.floating_modifier = event_state_from_str(modifiers);
}
 
CFGFUN(default_orientation, const char *orientation) {
    if (strcmp(orientation, "horizontal") == 0)
        config.default_orientation = HORIZ;
    else if (strcmp(orientation, "vertical") == 0)
        config.default_orientation = VERT;
    else
        config.default_orientation = NO_ORIENTATION;
}
 
CFGFUN(workspace_layout, const char *layout) {
    if (strcmp(layout, "default") == 0)
        config.default_layout = L_DEFAULT;
    else if (strcmp(layout, "stacking") == 0 ||
             strcmp(layout, "stacked") == 0)
        config.default_layout = L_STACKED;
    else
        config.default_layout = L_TABBED;
}
 
CFGFUN(default_border, const char *windowtype, const char *border, const long width) {
    int border_style;
    int border_width;
 
    if (strcmp(border, "1pixel") == 0) {
        border_style = BS_PIXEL;
        border_width = 1;
    } else if (strcmp(border, "none") == 0) {
        border_style = BS_NONE;
        border_width = 0;
    } else if (strcmp(border, "pixel") == 0) {
        border_style = BS_PIXEL;
        border_width = width;
    } else {
        border_style = BS_NORMAL;
        border_width = width;
    }
 
    if ((strcmp(windowtype, "default_border") == 0) ||
        (strcmp(windowtype, "new_window") == 0)) {
        DLOG("default tiled border style = %d and border width = %d (%d physical px)\n",
             border_style, border_width, logical_px(border_width));
        config.default_border = border_style;
        config.default_border_width = logical_px(border_width);
    } else {
        DLOG("default floating border style = %d and border width = %d (%d physical px)\n",
             border_style, border_width, logical_px(border_width));
        config.default_floating_border = border_style;
        config.default_floating_border_width = logical_px(border_width);
    }
}
 
CFGFUN(hide_edge_borders, const char *borders) {
    if (strcmp(borders, "smart_no_gaps") == 0)
        config.hide_edge_borders = HEBM_SMART_NO_GAPS;
    else if (strcmp(borders, "smart") == 0)
        config.hide_edge_borders = HEBM_SMART;
    else if (strcmp(borders, "vertical") == 0)
        config.hide_edge_borders = HEBM_VERTICAL;
    else if (strcmp(borders, "horizontal") == 0)
        config.hide_edge_borders = HEBM_HORIZONTAL;
    else if (strcmp(borders, "both") == 0)
        config.hide_edge_borders = HEBM_BOTH;
    else if (strcmp(borders, "none") == 0)
        config.hide_edge_borders = HEBM_NONE;
    else if (eval_boolstr(borders))
        config.hide_edge_borders = HEBM_VERTICAL;
    else
        config.hide_edge_borders = HEBM_NONE;
}
 
CFGFUN(focus_follows_mouse, const char *value) {
    config.disable_focus_follows_mouse = !eval_boolstr(value);
}
 
CFGFUN(mouse_warping, const char *value) {
    if (strcmp(value, "none") == 0)
        config.mouse_warping = POINTER_WARPING_NONE;
    else if (strcmp(value, "output") == 0)
        config.mouse_warping = POINTER_WARPING_OUTPUT;
}
 
CFGFUN(force_xinerama, const char *value) {
    config.force_xinerama = eval_boolstr(value);
}
 
CFGFUN(disable_randr15, const char *value) {
    config.disable_randr15 = eval_boolstr(value);
}
 
CFGFUN(focus_wrapping, const char *value) {
    if (strcmp(value, "force") == 0) {
        config.focus_wrapping = FOCUS_WRAPPING_FORCE;
    } else if (strcmp(value, "workspace") == 0) {
        config.focus_wrapping = FOCUS_WRAPPING_WORKSPACE;
    } else if (eval_boolstr(value)) {
        config.focus_wrapping = FOCUS_WRAPPING_ON;
    } else {
        config.focus_wrapping = FOCUS_WRAPPING_OFF;
    }
}
 
CFGFUN(force_focus_wrapping, const char *value) {
    /* Legacy syntax. */
    if (eval_boolstr(value)) {
        config.focus_wrapping = FOCUS_WRAPPING_FORCE;
    } else {
        /* For "force_focus_wrapping off", don't enable or disable
         * focus wrapping, just ensure it's not forced. */
        if (config.focus_wrapping == FOCUS_WRAPPING_FORCE) {
            config.focus_wrapping = FOCUS_WRAPPING_ON;
        }
    }
}
 
CFGFUN(workspace_back_and_forth, const char *value) {
    config.workspace_auto_back_and_forth = eval_boolstr(value);
}
 
CFGFUN(fake_outputs, const char *outputs) {
    free(config.fake_outputs);
    config.fake_outputs = sstrdup(outputs);
}
 
CFGFUN(force_display_urgency_hint, const long duration_ms) {
    config.workspace_urgency_timer = duration_ms / 1000.0;
}
 
CFGFUN(focus_on_window_activation, const char *mode) {
    if (strcmp(mode, "smart") == 0)
        config.focus_on_window_activation = FOWA_SMART;
    else if (strcmp(mode, "urgent") == 0)
        config.focus_on_window_activation = FOWA_URGENT;
    else if (strcmp(mode, "focus") == 0)
        config.focus_on_window_activation = FOWA_FOCUS;
    else if (strcmp(mode, "none") == 0)
        config.focus_on_window_activation = FOWA_NONE;
    else {
        ELOG("Unknown focus_on_window_activation mode \"%s\", ignoring it.\n", mode);
        return;
    }
 
    DLOG("Set new focus_on_window_activation mode = %i.\n", config.focus_on_window_activation);
}
 
CFGFUN(title_align, const char *alignment) {
    if (strcmp(alignment, "left") == 0) {
        config.title_align = ALIGN_LEFT;
    } else if (strcmp(alignment, "center") == 0) {
        config.title_align = ALIGN_CENTER;
    } else if (strcmp(alignment, "right") == 0) {
        config.title_align = ALIGN_RIGHT;
    } else {
        assert(false);
    }
}
 
CFGFUN(show_marks, const char *value) {
    config.show_marks = eval_boolstr(value);
}
 
static char *current_workspace = NULL;
 
CFGFUN(workspace, const char *workspace, const char *output) {
    struct Workspace_Assignment *assignment;
 
    /* When a new workspace line is encountered, for the first output word,
     * $workspace from the config.spec is non-NULL. Afterwards, the parser calls
     * clear_stack() because of the call line. Thus, we have to preserve the
     * workspace string. */
    if (workspace) {
        FREE(current_workspace);
 
        TAILQ_FOREACH (assignment, &ws_assignments, ws_assignments) {
            if (strcasecmp(assignment->name, workspace) == 0) {
                if (assignment->output != NULL) {
                    ELOG("You have a duplicate workspace assignment for workspace \"%s\"\n",
                         workspace);
                    return;
                }
            }
        }
 
        current_workspace = sstrdup(workspace);
    } else {
        if (!current_workspace) {
            DLOG("Both workspace and current_workspace are NULL, assuming we had an error before\n");
            return;
        }
        workspace = current_workspace;
    }
 
    DLOG("Assigning workspace \"%s\" to output \"%s\"\n", workspace, output);
 
    assignment = scalloc(1, sizeof(struct Workspace_Assignment));
    assignment->name = sstrdup(workspace);
    assignment->output = sstrdup(output);
    TAILQ_INSERT_TAIL(&ws_assignments, assignment, ws_assignments);
}
 
CFGFUN(ipc_socket, const char *path) {
    free(config.ipc_socket_path);
    config.ipc_socket_path = sstrdup(path);
}
 
CFGFUN(restart_state, const char *path) {
    free(config.restart_state_path);
    config.restart_state_path = sstrdup(path);
}
 
CFGFUN(popup_during_fullscreen, const char *value) {
    if (strcmp(value, "ignore") == 0) {
        config.popup_during_fullscreen = PDF_IGNORE;
    } else if (strcmp(value, "leave_fullscreen") == 0) {
        config.popup_during_fullscreen = PDF_LEAVE_FULLSCREEN;
    } else {
        config.popup_during_fullscreen = PDF_SMART;
    }
}
 
CFGFUN(color_single, const char *colorclass, const char *color) {
    /* used for client.background only currently */
    config.client.background = draw_util_hex_to_color(color);
}
 
CFGFUN(color, const char *colorclass, const char *border, const char *background, const char *text, const char *indicator, const char *child_border) {
#define APPLY_COLORS(classname)                                                              \
    do {                                                                                     \
        if (strcmp(colorclass, "client." #classname) == 0) {                                 \
            config.client.classname.border = draw_util_hex_to_color(border);                 \
            config.client.classname.background = draw_util_hex_to_color(background);         \
            config.client.classname.text = draw_util_hex_to_color(text);                     \
            if (indicator != NULL) {                                                         \
                config.client.classname.indicator = draw_util_hex_to_color(indicator);       \
            }                                                                                \
            if (child_border != NULL) {                                                      \
                config.client.classname.child_border = draw_util_hex_to_color(child_border); \
            } else {                                                                         \
                config.client.classname.child_border = config.client.classname.background;   \
            }                                                                                \
        }                                                                                    \
    } while (0)
 
    APPLY_COLORS(focused_inactive);
    APPLY_COLORS(focused);
    APPLY_COLORS(unfocused);
    APPLY_COLORS(urgent);
    APPLY_COLORS(placeholder);
 
#undef APPLY_COLORS
}
 
CFGFUN(assign_output, const char *output) {
    if (match_is_empty(current_match)) {
        ELOG("Match is empty, ignoring this assignment\n");
        return;
    }
 
    if (current_match->window_mode != WM_ANY) {
        ELOG("Assignments using window mode (floating/tiling) is not supported\n");
        return;
    }
 
    DLOG("New assignment, using above criteria, to output \"%s\".\n", output);
    Assignment *assignment = scalloc(1, sizeof(Assignment));
    match_copy(&(assignment->match), current_match);
    assignment->type = A_TO_OUTPUT;
    assignment->dest.output = sstrdup(output);
    TAILQ_INSERT_TAIL(&assignments, assignment, assignments);
}
 
CFGFUN(assign, const char *workspace, bool is_number) {
    if (match_is_empty(current_match)) {
        ELOG("Match is empty, ignoring this assignment\n");
        return;
    }
 
    if (current_match->window_mode != WM_ANY) {
        ELOG("Assignments using window mode (floating/tiling) is not supported\n");
        return;
    }
 
    if (is_number && ws_name_to_number(workspace) == -1) {
        ELOG("Could not parse initial part of \"%s\" as a number.\n", workspace);
        return;
    }
 
    DLOG("New assignment, using above criteria, to workspace \"%s\".\n", workspace);
    Assignment *assignment = scalloc(1, sizeof(Assignment));
    match_copy(&(assignment->match), current_match);
    assignment->type = is_number ? A_TO_WORKSPACE_NUMBER : A_TO_WORKSPACE;
    assignment->dest.workspace = sstrdup(workspace);
    TAILQ_INSERT_TAIL(&assignments, assignment, assignments);
}
 
CFGFUN(no_focus) {
    if (match_is_empty(current_match)) {
        ELOG("Match is empty, ignoring this assignment\n");
        return;
    }
 
    DLOG("New assignment, using above criteria, to ignore focus on manage.\n");
    Assignment *assignment = scalloc(1, sizeof(Assignment));
    match_copy(&(assignment->match), current_match);
    assignment->type = A_NO_FOCUS;
    TAILQ_INSERT_TAIL(&assignments, assignment, assignments);
}
 
CFGFUN(ipc_kill_timeout, const long timeout_ms) {
    ipc_set_kill_timeout(timeout_ms / 1000.0);
}
 
/*******************************************************************************
 * Bar configuration (i3bar)
 ******************************************************************************/
 
static Barconfig *current_bar;
 
CFGFUN(bar_font, const char *font) {
    FREE(current_bar->font);
    current_bar->font = sstrdup(font);
}
 
CFGFUN(bar_separator_symbol, const char *separator) {
    FREE(current_bar->separator_symbol);
    current_bar->separator_symbol = sstrdup(separator);
}
 
CFGFUN(bar_mode, const char *mode) {
    current_bar->mode = (strcmp(mode, "dock") == 0 ? M_DOCK : (strcmp(mode, "hide") == 0 ? M_HIDE : M_INVISIBLE));
}
 
CFGFUN(bar_hidden_state, const char *hidden_state) {
    current_bar->hidden_state = (strcmp(hidden_state, "hide") == 0 ? S_HIDE : S_SHOW);
}
 
CFGFUN(bar_id, const char *bar_id) {
    current_bar->id = sstrdup(bar_id);
}
 
CFGFUN(bar_output, const char *output) {
    int new_outputs = current_bar->num_outputs + 1;
    current_bar->outputs = srealloc(current_bar->outputs, sizeof(char *) * new_outputs);
    current_bar->outputs[current_bar->num_outputs] = sstrdup(output);
    current_bar->num_outputs = new_outputs;
}
 
CFGFUN(bar_verbose, const char *verbose) {
    current_bar->verbose = eval_boolstr(verbose);
}
 
CFGFUN(bar_height, const long height) {
    current_bar->bar_height = (uint32_t)height;
}
 
CFGFUN(bar_modifier, const char *modifiers) {
    current_bar->modifier = modifiers ? event_state_from_str(modifiers) : XCB_NONE;
}
 
static void bar_configure_binding(const char *button, const char *release, const char *command) {
    if (strncasecmp(button, "button", strlen("button")) != 0) {
        ELOG("Bindings for a bar can only be mouse bindings, not \"%s\", ignoring.\n", button);
        return;
    }
 
    int input_code = atoi(button + strlen("button"));
    if (input_code < 1) {
        ELOG("Button \"%s\" does not seem to be in format 'buttonX'.\n", button);
        return;
    }
    const bool release_bool = release != NULL;
 
    struct Barbinding *current;
    TAILQ_FOREACH (current, &(current_bar->bar_bindings), bindings) {
        if (current->input_code == input_code && current->release == release_bool) {
            ELOG("command for button %s was already specified, ignoring.\n", button);
            return;
        }
    }
 
    struct Barbinding *new_binding = scalloc(1, sizeof(struct Barbinding));
    new_binding->release = release_bool;
    new_binding->input_code = input_code;
    new_binding->command = sstrdup(command);
    TAILQ_INSERT_TAIL(&(current_bar->bar_bindings), new_binding, bindings);
}
 
CFGFUN(bar_wheel_up_cmd, const char *command) {
    ELOG("'wheel_up_cmd' is deprecated. Please us 'bindsym button4 %s' instead.\n", command);
    bar_configure_binding("button4", NULL, command);
}
 
CFGFUN(bar_wheel_down_cmd, const char *command) {
    ELOG("'wheel_down_cmd' is deprecated. Please us 'bindsym button5 %s' instead.\n", command);
    bar_configure_binding("button5", NULL, command);
}
 
CFGFUN(bar_bindsym, const char *button, const char *release, const char *command) {
    bar_configure_binding(button, release, command);
}
 
CFGFUN(bar_position, const char *position) {
    current_bar->position = (strcmp(position, "top") == 0 ? P_TOP : P_BOTTOM);
}
 
CFGFUN(bar_i3bar_command, const char *i3bar_command) {
    FREE(current_bar->i3bar_command);
    current_bar->i3bar_command = sstrdup(i3bar_command);
}
 
CFGFUN(bar_color, const char *colorclass, const char *border, const char *background, const char *text) {
#define APPLY_COLORS(classname)                                           \
    do {                                                                  \
        if (strcmp(colorclass, #classname) == 0) {                        \
            if (text != NULL) {                                           \
                /* New syntax: border, background, text */                \
                current_bar->colors.classname##_border = sstrdup(border); \
                current_bar->colors.classname##_bg = sstrdup(background); \
                current_bar->colors.classname##_text = sstrdup(text);     \
            } else {                                                      \
                /* Old syntax: text, background */                        \
                current_bar->colors.classname##_bg = sstrdup(background); \
                current_bar->colors.classname##_text = sstrdup(border);   \
            }                                                             \
        }                                                                 \
    } while (0)
 
    APPLY_COLORS(focused_workspace);
    APPLY_COLORS(active_workspace);
    APPLY_COLORS(inactive_workspace);
    APPLY_COLORS(urgent_workspace);
    APPLY_COLORS(binding_mode);
 
#undef APPLY_COLORS
}
 
CFGFUN(bar_socket_path, const char *socket_path) {
    FREE(current_bar->socket_path);
    current_bar->socket_path = sstrdup(socket_path);
}
 
CFGFUN(bar_tray_output, const char *output) {
    struct tray_output_t *tray_output = scalloc(1, sizeof(struct tray_output_t));
    tray_output->output = sstrdup(output);
    TAILQ_INSERT_TAIL(&(current_bar->tray_outputs), tray_output, tray_outputs);
}
 
CFGFUN(bar_tray_padding, const long padding_px) {
    current_bar->tray_padding = padding_px;
}
 
CFGFUN(bar_color_single, const char *colorclass, const char *color) {
    if (strcmp(colorclass, "background") == 0)
        current_bar->colors.background = sstrdup(color);
    else if (strcmp(colorclass, "separator") == 0)
        current_bar->colors.separator = sstrdup(color);
    else if (strcmp(colorclass, "statusline") == 0)
        current_bar->colors.statusline = sstrdup(color);
    else if (strcmp(colorclass, "focused_background") == 0)
        current_bar->colors.focused_background = sstrdup(color);
    else if (strcmp(colorclass, "focused_separator") == 0)
        current_bar->colors.focused_separator = sstrdup(color);
    else
        current_bar->colors.focused_statusline = sstrdup(color);
}
 
CFGFUN(bar_status_command, const char *command) {
    FREE(current_bar->status_command);
    current_bar->status_command = sstrdup(command);
}
 
CFGFUN(bar_binding_mode_indicator, const char *value) {
    current_bar->hide_binding_mode_indicator = !eval_boolstr(value);
}
 
CFGFUN(bar_workspace_buttons, const char *value) {
    current_bar->hide_workspace_buttons = !eval_boolstr(value);
}
 
CFGFUN(bar_workspace_min_width, const long width) {
    current_bar->workspace_min_width = width;
}
 
CFGFUN(bar_strip_workspace_numbers, const char *value) {
    current_bar->strip_workspace_numbers = eval_boolstr(value);
}
 
CFGFUN(bar_strip_workspace_name, const char *value) {
    current_bar->strip_workspace_name = eval_boolstr(value);
}
 
CFGFUN(bar_start) {
    current_bar = scalloc(1, sizeof(struct Barconfig));
    TAILQ_INIT(&(current_bar->bar_bindings));
    TAILQ_INIT(&(current_bar->tray_outputs));
    current_bar->tray_padding = 2;
    current_bar->modifier = XCB_KEY_BUT_MASK_MOD_4;
}
 
CFGFUN(bar_finish) {
    DLOG("\t new bar configuration finished, saving.\n");
    /* Generate a unique ID for this bar if not already configured */
    if (current_bar->id == NULL)
        sasprintf(&current_bar->id, "bar-%d", config.number_barconfigs);
 
    config.number_barconfigs++;
 
    /* If no font was explicitly set, we use the i3 font as default */
    if (current_bar->font == NULL && font_pattern != NULL)
        current_bar->font = sstrdup(font_pattern);
 
    TAILQ_INSERT_TAIL(&barconfigs, current_bar, configs);
    /* Simply reset the pointer, but don't free the resources. */
    current_bar = NULL;
}