mirror of
https://github.com/swaywm/sway
synced 2024-11-27 04:26:59 +01:00
ba96983bf0
json-c.pc contains `Cflags: -I${includedir}/json-c`, so `<json-c/json.h>`
won't be found unless the parent directory is searched by default.
606 lines
21 KiB
C
606 lines
21 KiB
C
#define _POSIX_C_SOURCE 200809
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#include <limits.h>
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#include <stdio.h>
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#include <string.h>
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#include <strings.h>
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#include <json.h>
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#include "swaybar/config.h"
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#include "swaybar/ipc.h"
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#include "config.h"
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#include "ipc-client.h"
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#include "list.h"
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#include "log.h"
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#include "util.h"
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void ipc_send_workspace_command(struct swaybar *bar, const char *ws) {
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uint32_t size = strlen("workspace \"\"") + strlen(ws);
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for (size_t i = 0; i < strlen(ws); ++i) {
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if (ws[i] == '"' || ws[i] == '\\') {
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++size;
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}
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}
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char *command = malloc(size + 1);
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if (!command) {
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return;
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}
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strcpy(command, "workspace \"");
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strcpy(&command[size - 1], "\"");
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for (size_t i = 0, d = strlen("workspace \""); i < strlen(ws); ++i) {
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if (ws[i] == '"' || ws[i] == '\\') {
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command[d++] = '\\';
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}
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command[d++] = ws[i];
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}
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ipc_single_command(bar->ipc_socketfd, IPC_COMMAND, command, &size);
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free(command);
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}
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char *parse_font(const char *font) {
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char *new_font = NULL;
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if (strncmp("pango:", font, 6) == 0) {
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font += 6;
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}
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new_font = strdup(font);
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return new_font;
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}
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static void ipc_parse_colors(
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struct swaybar_config *config, json_object *colors) {
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json_object *background, *statusline, *separator;
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json_object *focused_background, *focused_statusline, *focused_separator;
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json_object *focused_workspace_border, *focused_workspace_bg, *focused_workspace_text;
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json_object *inactive_workspace_border, *inactive_workspace_bg, *inactive_workspace_text;
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json_object *active_workspace_border, *active_workspace_bg, *active_workspace_text;
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json_object *urgent_workspace_border, *urgent_workspace_bg, *urgent_workspace_text;
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json_object *binding_mode_border, *binding_mode_bg, *binding_mode_text;
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json_object_object_get_ex(colors, "background", &background);
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json_object_object_get_ex(colors, "statusline", &statusline);
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json_object_object_get_ex(colors, "separator", &separator);
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json_object_object_get_ex(colors, "focused_background", &focused_background);
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json_object_object_get_ex(colors, "focused_statusline", &focused_statusline);
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json_object_object_get_ex(colors, "focused_separator", &focused_separator);
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json_object_object_get_ex(colors, "focused_workspace_border", &focused_workspace_border);
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json_object_object_get_ex(colors, "focused_workspace_bg", &focused_workspace_bg);
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json_object_object_get_ex(colors, "focused_workspace_text", &focused_workspace_text);
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json_object_object_get_ex(colors, "active_workspace_border", &active_workspace_border);
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json_object_object_get_ex(colors, "active_workspace_bg", &active_workspace_bg);
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json_object_object_get_ex(colors, "active_workspace_text", &active_workspace_text);
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json_object_object_get_ex(colors, "inactive_workspace_border", &inactive_workspace_border);
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json_object_object_get_ex(colors, "inactive_workspace_bg", &inactive_workspace_bg);
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json_object_object_get_ex(colors, "inactive_workspace_text", &inactive_workspace_text);
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json_object_object_get_ex(colors, "urgent_workspace_border", &urgent_workspace_border);
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json_object_object_get_ex(colors, "urgent_workspace_bg", &urgent_workspace_bg);
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json_object_object_get_ex(colors, "urgent_workspace_text", &urgent_workspace_text);
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json_object_object_get_ex(colors, "binding_mode_border", &binding_mode_border);
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json_object_object_get_ex(colors, "binding_mode_bg", &binding_mode_bg);
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json_object_object_get_ex(colors, "binding_mode_text", &binding_mode_text);
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if (background) {
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config->colors.background = parse_color(
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json_object_get_string(background));
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}
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if (statusline) {
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config->colors.statusline = parse_color(
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json_object_get_string(statusline));
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}
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if (separator) {
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config->colors.separator = parse_color(
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json_object_get_string(separator));
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}
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if (focused_background) {
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config->colors.focused_background = parse_color(
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json_object_get_string(focused_background));
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}
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if (focused_statusline) {
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config->colors.focused_statusline = parse_color(
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json_object_get_string(focused_statusline));
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}
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if (focused_separator) {
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config->colors.focused_separator = parse_color(
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json_object_get_string(focused_separator));
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}
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if (focused_workspace_border) {
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config->colors.focused_workspace.border = parse_color(
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json_object_get_string(focused_workspace_border));
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}
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if (focused_workspace_bg) {
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config->colors.focused_workspace.background = parse_color(
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json_object_get_string(focused_workspace_bg));
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}
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if (focused_workspace_text) {
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config->colors.focused_workspace.text = parse_color(
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json_object_get_string(focused_workspace_text));
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}
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if (active_workspace_border) {
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config->colors.active_workspace.border = parse_color(
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json_object_get_string(active_workspace_border));
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}
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if (active_workspace_bg) {
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config->colors.active_workspace.background = parse_color(
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json_object_get_string(active_workspace_bg));
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}
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if (active_workspace_text) {
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config->colors.active_workspace.text = parse_color(
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json_object_get_string(active_workspace_text));
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}
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if (inactive_workspace_border) {
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config->colors.inactive_workspace.border = parse_color(
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json_object_get_string(inactive_workspace_border));
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}
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if (inactive_workspace_bg) {
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config->colors.inactive_workspace.background = parse_color(
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json_object_get_string(inactive_workspace_bg));
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}
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if (inactive_workspace_text) {
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config->colors.inactive_workspace.text = parse_color(
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json_object_get_string(inactive_workspace_text));
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}
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if (urgent_workspace_border) {
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config->colors.urgent_workspace.border = parse_color(
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json_object_get_string(urgent_workspace_border));
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}
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if (urgent_workspace_bg) {
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config->colors.urgent_workspace.background = parse_color(
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json_object_get_string(urgent_workspace_bg));
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}
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if (urgent_workspace_text) {
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config->colors.urgent_workspace.text = parse_color(
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json_object_get_string(urgent_workspace_text));
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}
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if (binding_mode_border) {
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config->colors.binding_mode.border = parse_color(
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json_object_get_string(binding_mode_border));
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}
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if (binding_mode_bg) {
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config->colors.binding_mode.background = parse_color(
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json_object_get_string(binding_mode_bg));
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}
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if (binding_mode_text) {
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config->colors.binding_mode.text = parse_color(
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json_object_get_string(binding_mode_text));
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}
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}
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static bool ipc_parse_config(
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struct swaybar_config *config, const char *payload) {
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json_object *bar_config = json_tokener_parse(payload);
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json_object *success;
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if (json_object_object_get_ex(bar_config, "success", &success)
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&& !json_object_get_boolean(success)) {
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sway_log(SWAY_ERROR, "No bar with that ID. Use 'swaymsg -t get_bar_config to get the available bar configs.");
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json_object_put(bar_config);
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return false;
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}
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json_object *markup, *mode, *hidden_state, *position, *status_command;
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json_object *font, *gaps, *bar_height, *wrap_scroll, *workspace_buttons;
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json_object *strip_workspace_numbers, *strip_workspace_name;
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json_object *binding_mode_indicator, *verbose, *colors, *sep_symbol;
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json_object *outputs, *bindings, *status_padding, *status_edge_padding;
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json_object_object_get_ex(bar_config, "mode", &mode);
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json_object_object_get_ex(bar_config, "hidden_state", &hidden_state);
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json_object_object_get_ex(bar_config, "position", &position);
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json_object_object_get_ex(bar_config, "status_command", &status_command);
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json_object_object_get_ex(bar_config, "font", &font);
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json_object_object_get_ex(bar_config, "gaps", &gaps);
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json_object_object_get_ex(bar_config, "bar_height", &bar_height);
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json_object_object_get_ex(bar_config, "wrap_scroll", &wrap_scroll);
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json_object_object_get_ex(bar_config, "workspace_buttons", &workspace_buttons);
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json_object_object_get_ex(bar_config, "strip_workspace_numbers", &strip_workspace_numbers);
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json_object_object_get_ex(bar_config, "strip_workspace_name", &strip_workspace_name);
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json_object_object_get_ex(bar_config, "binding_mode_indicator", &binding_mode_indicator);
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json_object_object_get_ex(bar_config, "verbose", &verbose);
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json_object_object_get_ex(bar_config, "separator_symbol", &sep_symbol);
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json_object_object_get_ex(bar_config, "colors", &colors);
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json_object_object_get_ex(bar_config, "outputs", &outputs);
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json_object_object_get_ex(bar_config, "pango_markup", &markup);
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json_object_object_get_ex(bar_config, "bindings", &bindings);
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json_object_object_get_ex(bar_config, "status_padding", &status_padding);
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json_object_object_get_ex(bar_config, "status_edge_padding",
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&status_edge_padding);
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if (status_command) {
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free(config->status_command);
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config->status_command = strdup(json_object_get_string(status_command));
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}
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if (position) {
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config->position = parse_position(json_object_get_string(position));
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}
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if (font) {
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free(config->font);
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config->font = parse_font(json_object_get_string(font));
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}
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if (sep_symbol) {
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free(config->sep_symbol);
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config->sep_symbol = strdup(json_object_get_string(sep_symbol));
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}
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if (strip_workspace_numbers) {
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config->strip_workspace_numbers = json_object_get_boolean(strip_workspace_numbers);
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}
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if (strip_workspace_name) {
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config->strip_workspace_name = json_object_get_boolean(strip_workspace_name);
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}
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if (binding_mode_indicator) {
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config->binding_mode_indicator = json_object_get_boolean(binding_mode_indicator);
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}
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if (wrap_scroll) {
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config->wrap_scroll = json_object_get_boolean(wrap_scroll);
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}
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if (workspace_buttons) {
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config->workspace_buttons = json_object_get_boolean(workspace_buttons);
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}
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if (bar_height) {
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config->height = json_object_get_int(bar_height);
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}
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if (status_padding) {
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config->status_padding = json_object_get_int(status_padding);
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}
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if (status_edge_padding) {
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config->status_edge_padding = json_object_get_int(status_edge_padding);
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}
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if (gaps) {
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json_object *top = json_object_object_get(gaps, "top");
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if (top) {
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config->gaps.top = json_object_get_int(top);
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}
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json_object *right = json_object_object_get(gaps, "right");
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if (right) {
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config->gaps.right = json_object_get_int(right);
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}
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json_object *bottom = json_object_object_get(gaps, "bottom");
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if (bottom) {
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config->gaps.bottom = json_object_get_int(bottom);
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}
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json_object *left = json_object_object_get(gaps, "left");
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if (left) {
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config->gaps.left = json_object_get_int(left);
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}
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}
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if (markup) {
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config->pango_markup = json_object_get_boolean(markup);
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}
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if (bindings) {
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int length = json_object_array_length(bindings);
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for (int i = 0; i < length; ++i) {
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json_object *bindobj = json_object_array_get_idx(bindings, i);
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struct swaybar_binding *binding =
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calloc(1, sizeof(struct swaybar_binding));
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binding->button = json_object_get_int(
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json_object_object_get(bindobj, "event_code"));
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binding->command = strdup(json_object_get_string(
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json_object_object_get(bindobj, "command")));
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binding->release = json_object_get_boolean(
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json_object_object_get(bindobj, "release"));
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list_add(config->bindings, binding);
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}
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}
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if (hidden_state) {
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free(config->hidden_state);
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config->hidden_state = strdup(json_object_get_string(hidden_state));
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}
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if (mode) {
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free(config->mode);
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config->mode = strdup(json_object_get_string(mode));
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}
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struct config_output *output, *tmp;
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wl_list_for_each_safe(output, tmp, &config->outputs, link) {
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wl_list_remove(&output->link);
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free(output->name);
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free(output);
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}
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if (outputs) {
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int length = json_object_array_length(outputs);
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for (int i = 0; i < length; ++i) {
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json_object *output = json_object_array_get_idx(outputs, i);
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const char *name = json_object_get_string(output);
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if (strcmp("*", name) == 0) {
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config->all_outputs = true;
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break;
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}
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struct config_output *coutput = calloc(
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1, sizeof(struct config_output));
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coutput->name = strdup(name);
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coutput->index = SIZE_MAX;
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wl_list_insert(&config->outputs, &coutput->link);
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}
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} else {
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config->all_outputs = true;
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}
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if (colors) {
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ipc_parse_colors(config, colors);
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}
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#if HAVE_TRAY
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json_object *tray_outputs, *tray_padding, *tray_bindings, *icon_theme;
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if ((json_object_object_get_ex(bar_config, "tray_outputs", &tray_outputs))) {
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config->tray_outputs = create_list();
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int length = json_object_array_length(tray_outputs);
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for (int i = 0; i < length; ++i) {
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json_object *o = json_object_array_get_idx(tray_outputs, i);
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list_add(config->tray_outputs, strdup(json_object_get_string(o)));
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}
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config->tray_hidden = strcmp(config->tray_outputs->items[0], "none") == 0;
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}
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if ((json_object_object_get_ex(bar_config, "tray_padding", &tray_padding))) {
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config->tray_padding = json_object_get_int(tray_padding);
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}
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if ((json_object_object_get_ex(bar_config, "tray_bindings", &tray_bindings))) {
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int length = json_object_array_length(tray_bindings);
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for (int i = 0; i < length; ++i) {
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json_object *bind = json_object_array_get_idx(tray_bindings, i);
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struct tray_binding *binding =
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calloc(1, sizeof(struct tray_binding));
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binding->button = json_object_get_int(
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json_object_object_get(bind, "event_code"));
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binding->command = strdup(json_object_get_string(
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json_object_object_get(bind, "command")));
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wl_list_insert(&config->tray_bindings, &binding->link);
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}
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}
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if ((json_object_object_get_ex(bar_config, "icon_theme", &icon_theme))) {
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config->icon_theme = strdup(json_object_get_string(icon_theme));
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}
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#endif
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json_object_put(bar_config);
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return true;
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}
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bool ipc_get_workspaces(struct swaybar *bar) {
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struct swaybar_output *output;
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wl_list_for_each(output, &bar->outputs, link) {
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free_workspaces(&output->workspaces);
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output->focused = false;
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}
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uint32_t len = 0;
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char *res = ipc_single_command(bar->ipc_socketfd,
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IPC_GET_WORKSPACES, NULL, &len);
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json_object *results = json_tokener_parse(res);
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if (!results) {
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free(res);
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return false;
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}
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bar->visible_by_urgency = false;
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size_t length = json_object_array_length(results);
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json_object *ws_json;
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json_object *num, *name, *visible, *focused, *out, *urgent;
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for (size_t i = 0; i < length; ++i) {
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ws_json = json_object_array_get_idx(results, i);
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json_object_object_get_ex(ws_json, "num", &num);
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json_object_object_get_ex(ws_json, "name", &name);
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json_object_object_get_ex(ws_json, "visible", &visible);
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json_object_object_get_ex(ws_json, "focused", &focused);
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json_object_object_get_ex(ws_json, "output", &out);
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json_object_object_get_ex(ws_json, "urgent", &urgent);
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wl_list_for_each(output, &bar->outputs, link) {
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const char *ws_output = json_object_get_string(out);
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if (strcmp(ws_output, output->name) == 0) {
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struct swaybar_workspace *ws =
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calloc(1, sizeof(struct swaybar_workspace));
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ws->num = json_object_get_int(num);
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ws->name = strdup(json_object_get_string(name));
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ws->label = strdup(ws->name);
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// ws->num will be -1 if workspace name doesn't begin with int.
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if (ws->num != -1) {
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size_t len_offset = snprintf(NULL, 0, "%d", ws->num);
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if (bar->config->strip_workspace_name) {
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free(ws->label);
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ws->label = malloc(len_offset + 1);
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snprintf(ws->label, len_offset + 1, "%d", ws->num);
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} else if (bar->config->strip_workspace_numbers) {
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len_offset += ws->label[len_offset] == ':';
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if (ws->name[len_offset] != '\0') {
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free(ws->label);
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// Strip number prefix [1-?:] using len_offset.
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ws->label = strdup(ws->name + len_offset);
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}
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}
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}
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ws->visible = json_object_get_boolean(visible);
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ws->focused = json_object_get_boolean(focused);
|
|
if (ws->focused) {
|
|
output->focused = true;
|
|
}
|
|
ws->urgent = json_object_get_boolean(urgent);
|
|
if (ws->urgent) {
|
|
bar->visible_by_urgency = true;
|
|
}
|
|
wl_list_insert(output->workspaces.prev, &ws->link);
|
|
}
|
|
}
|
|
}
|
|
json_object_put(results);
|
|
free(res);
|
|
return determine_bar_visibility(bar, false);
|
|
}
|
|
|
|
static void ipc_get_outputs(struct swaybar *bar) {
|
|
uint32_t len = 0;
|
|
char *res = ipc_single_command(bar->ipc_socketfd,
|
|
IPC_GET_OUTPUTS, NULL, &len);
|
|
json_object *outputs = json_tokener_parse(res);
|
|
for (size_t i = 0; i < json_object_array_length(outputs); ++i) {
|
|
json_object *output = json_object_array_get_idx(outputs, i);
|
|
json_object *output_name, *output_active;
|
|
json_object_object_get_ex(output, "name", &output_name);
|
|
json_object_object_get_ex(output, "active", &output_active);
|
|
const char *name = json_object_get_string(output_name);
|
|
bool active = json_object_get_boolean(output_active);
|
|
if (!active) {
|
|
continue;
|
|
}
|
|
if (bar->config->all_outputs) {
|
|
struct config_output *coutput =
|
|
calloc(1, sizeof(struct config_output));
|
|
coutput->name = strdup(name);
|
|
coutput->index = i;
|
|
wl_list_insert(&bar->config->outputs, &coutput->link);
|
|
} else {
|
|
struct config_output *coutput;
|
|
wl_list_for_each(coutput, &bar->config->outputs, link) {
|
|
if (strcmp(name, coutput->name) == 0) {
|
|
coutput->index = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
json_object_put(outputs);
|
|
free(res);
|
|
}
|
|
|
|
void ipc_execute_binding(struct swaybar *bar, struct swaybar_binding *bind) {
|
|
sway_log(SWAY_DEBUG, "Executing binding for button %u (release=%d): `%s`",
|
|
bind->button, bind->release, bind->command);
|
|
uint32_t len = strlen(bind->command);
|
|
free(ipc_single_command(bar->ipc_socketfd,
|
|
IPC_COMMAND, bind->command, &len));
|
|
}
|
|
|
|
bool ipc_initialize(struct swaybar *bar) {
|
|
uint32_t len = strlen(bar->id);
|
|
char *res = ipc_single_command(bar->ipc_socketfd,
|
|
IPC_GET_BAR_CONFIG, bar->id, &len);
|
|
if (!ipc_parse_config(bar->config, res)) {
|
|
free(res);
|
|
return false;
|
|
}
|
|
free(res);
|
|
ipc_get_outputs(bar);
|
|
|
|
struct swaybar_config *config = bar->config;
|
|
char subscribe[128]; // suitably large buffer
|
|
len = snprintf(subscribe, 128,
|
|
"[ \"barconfig_update\" , \"bar_state_update\" %s %s ]",
|
|
config->binding_mode_indicator ? ", \"mode\"" : "",
|
|
config->workspace_buttons ? ", \"workspace\"" : "");
|
|
free(ipc_single_command(bar->ipc_event_socketfd,
|
|
IPC_SUBSCRIBE, subscribe, &len));
|
|
return true;
|
|
}
|
|
|
|
static bool handle_bar_state_update(struct swaybar *bar, json_object *event) {
|
|
json_object *json_id;
|
|
json_object_object_get_ex(event, "id", &json_id);
|
|
const char *id = json_object_get_string(json_id);
|
|
if (strcmp(id, bar->id) != 0) {
|
|
return false;
|
|
}
|
|
|
|
json_object *visible_by_modifier;
|
|
json_object_object_get_ex(event, "visible_by_modifier", &visible_by_modifier);
|
|
bar->visible_by_modifier = json_object_get_boolean(visible_by_modifier);
|
|
return determine_bar_visibility(bar, false);
|
|
}
|
|
|
|
static bool handle_barconfig_update(struct swaybar *bar,
|
|
json_object *json_config) {
|
|
json_object *json_id;
|
|
json_object_object_get_ex(json_config, "id", &json_id);
|
|
const char *id = json_object_get_string(json_id);
|
|
if (strcmp(id, bar->id) != 0) {
|
|
return false;
|
|
}
|
|
|
|
struct swaybar_config *config = bar->config;
|
|
|
|
json_object *json_state;
|
|
json_object_object_get_ex(json_config, "hidden_state", &json_state);
|
|
const char *new_state = json_object_get_string(json_state);
|
|
char *old_state = config->hidden_state;
|
|
if (strcmp(new_state, old_state) != 0) {
|
|
sway_log(SWAY_DEBUG, "Changing bar hidden state to %s", new_state);
|
|
free(old_state);
|
|
config->hidden_state = strdup(new_state);
|
|
return determine_bar_visibility(bar, false);
|
|
}
|
|
|
|
free(config->mode);
|
|
json_object *json_mode;
|
|
json_object_object_get_ex(json_config, "mode", &json_mode);
|
|
config->mode = strdup(json_object_get_string(json_mode));
|
|
sway_log(SWAY_DEBUG, "Changing bar mode to %s", config->mode);
|
|
|
|
json_object *gaps;
|
|
json_object_object_get_ex(json_config, "gaps", &gaps);
|
|
if (gaps) {
|
|
json_object *top = json_object_object_get(gaps, "top");
|
|
if (top) {
|
|
config->gaps.top = json_object_get_int(top);
|
|
}
|
|
json_object *right = json_object_object_get(gaps, "right");
|
|
if (right) {
|
|
config->gaps.right = json_object_get_int(right);
|
|
}
|
|
json_object *bottom = json_object_object_get(gaps, "bottom");
|
|
if (bottom) {
|
|
config->gaps.bottom = json_object_get_int(bottom);
|
|
}
|
|
json_object *left = json_object_object_get(gaps, "left");
|
|
if (left) {
|
|
config->gaps.left = json_object_get_int(left);
|
|
}
|
|
}
|
|
|
|
return determine_bar_visibility(bar, true);
|
|
}
|
|
|
|
bool handle_ipc_readable(struct swaybar *bar) {
|
|
struct ipc_response *resp = ipc_recv_response(bar->ipc_event_socketfd);
|
|
if (!resp) {
|
|
return false;
|
|
}
|
|
|
|
json_object *result = json_tokener_parse(resp->payload);
|
|
if (!result) {
|
|
sway_log(SWAY_ERROR, "failed to parse payload as json");
|
|
free_ipc_response(resp);
|
|
return false;
|
|
}
|
|
|
|
bool bar_is_dirty = true;
|
|
switch (resp->type) {
|
|
case IPC_EVENT_WORKSPACE:
|
|
bar_is_dirty = ipc_get_workspaces(bar);
|
|
break;
|
|
case IPC_EVENT_MODE: {
|
|
json_object *json_change, *json_pango_markup;
|
|
if (json_object_object_get_ex(result, "change", &json_change)) {
|
|
const char *change = json_object_get_string(json_change);
|
|
free(bar->mode);
|
|
bar->mode = strcmp(change, "default") != 0 ? strdup(change) : NULL;
|
|
} else {
|
|
sway_log(SWAY_ERROR, "failed to parse response");
|
|
bar_is_dirty = false;
|
|
break;
|
|
}
|
|
if (json_object_object_get_ex(result,
|
|
"pango_markup", &json_pango_markup)) {
|
|
bar->mode_pango_markup = json_object_get_boolean(json_pango_markup);
|
|
}
|
|
break;
|
|
}
|
|
case IPC_EVENT_BARCONFIG_UPDATE:
|
|
bar_is_dirty = handle_barconfig_update(bar, result);
|
|
break;
|
|
case IPC_EVENT_BAR_STATE_UPDATE:
|
|
bar_is_dirty = handle_bar_state_update(bar, result);
|
|
break;
|
|
default:
|
|
bar_is_dirty = false;
|
|
break;
|
|
}
|
|
json_object_put(result);
|
|
free_ipc_response(resp);
|
|
return bar_is_dirty;
|
|
}
|