mirror of
https://github.com/swaywm/sway
synced 2024-11-18 00:24:17 +01:00
325 lines
8.2 KiB
C
325 lines
8.2 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <stropts.h>
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#include <json-c/json.h>
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#include <sys/un.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <getopt.h>
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#include "ipc-client.h"
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#include "readline.h"
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#include "client/registry.h"
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#include "client/window.h"
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#include "client/pango.h"
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#include "stringop.h"
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#include "log.h"
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#define MARGIN 5
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struct box_colors {
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uint32_t border;
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uint32_t background;
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uint32_t text;
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};
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struct colors {
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uint32_t background;
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uint32_t statusline;
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uint32_t seperator;
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struct box_colors focused_workspace;
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struct box_colors active_workspace;
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struct box_colors inactive_workspace;
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struct box_colors urgent_workspace;
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struct box_colors binding_mode;
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};
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struct workspace {
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int num;
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char *name;
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bool focused;
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bool visible;
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bool urgent;
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};
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list_t *workspaces = NULL;
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int socketfd;
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FILE *command;
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char *line, *output;
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struct registry *registry;
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struct window *window;
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struct colors colors = {
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.background = 0x000000FF,
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.statusline = 0xFFFFFFFF,
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.seperator = 0x666666FF,
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.focused_workspace = {
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.border = 0x4C7899FF,
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.background = 0x285577FF,
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.text = 0xFFFFFFFF
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},
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.active_workspace = {
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.border = 0x333333FF,
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.background = 0x5F676AFF,
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.text = 0xFFFFFFFF
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},
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.inactive_workspace = {
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.border = 0x333333FF,
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.background = 0x222222FF,
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.text = 0x888888FF
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},
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.urgent_workspace = {
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.border = 0x2F343AFF,
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.background = 0x900000FF,
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.text = 0xFFFFFFFF
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},
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.binding_mode = {
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.border = 0x2F343AFF,
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.background = 0x900000FF,
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.text = 0xFFFFFFFF
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},
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};
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void sway_terminate(void) {
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window_teardown(window);
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registry_teardown(registry);
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exit(EXIT_FAILURE);
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}
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void cairo_set_source_u32(cairo_t *cairo, uint32_t color) {
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cairo_set_source_rgba(cairo,
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((color & 0xFF000000) >> 24) / 256.0,
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((color & 0xFF0000) >> 16) / 256.0,
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((color & 0xFF00) >> 8) / 256.0,
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(color & 0xFF) / 256.0);
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}
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void ipc_update_workspaces() {
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if (workspaces) {
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free_flat_list(workspaces);
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}
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workspaces = create_list();
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uint32_t len = 0;
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char *res = ipc_single_command(socketfd, IPC_GET_WORKSPACES, NULL, &len);
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json_object *results = json_tokener_parse(res);
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int i;
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for (i = 0; i < json_object_array_length(results); ++i) {
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json_object *ws_json = json_object_array_get_idx(results, i);
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json_object *num, *name, *visible, *focused, *out, *urgent;
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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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if (strcmp(json_object_get_string(out), output) == 0) {
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struct workspace *ws = malloc(sizeof(struct 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->visible = json_object_get_boolean(visible);
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ws->focused = json_object_get_boolean(focused);
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ws->urgent = json_object_get_boolean(urgent);
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list_add(workspaces, ws);
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sway_log(L_INFO, "Handling workspace %s", ws->name);
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}
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json_object_put(num);
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json_object_put(name);
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json_object_put(visible);
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json_object_put(focused);
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json_object_put(out);
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json_object_put(urgent);
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json_object_put(ws_json);
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}
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json_object_put(results);
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free(res);
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}
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void bar_ipc_init(int outputi) {
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uint32_t len = 0;
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char *res = ipc_single_command(socketfd, IPC_GET_OUTPUTS, NULL, &len);
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json_object *outputs = json_tokener_parse(res);
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json_object *info = json_object_array_get_idx(outputs, outputi);
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json_object *name;
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json_object_object_get_ex(info, "name", &name);
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output = strdup(json_object_get_string(name));
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free(res);
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json_object_put(outputs);
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sway_log(L_INFO, "Running on output %s", output);
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const char *subscribe_json = "[ \"workspace\" ]";
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len = strlen(subscribe_json);
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res = ipc_single_command(socketfd, IPC_SUBSCRIBE, subscribe_json, &len);
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sway_log(L_INFO, "%s", res);
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ipc_update_workspaces();
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}
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void update() {
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int pending;
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if (ioctl(fileno(command), FIONREAD, &pending) != -1 && pending > 0) {
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free(line);
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line = read_line(command);
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int l = strlen(line) - 1;
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if (line[l] == '\n') {
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line[l] = '\0';
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}
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}
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if (ioctl(socketfd, FIONREAD, &pending) != -1 && pending > 0) {
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sway_log(L_INFO, "data available");
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uint32_t len;
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char *buf = ipc_recv_response(socketfd, &len);
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sway_log(L_INFO, "%s", buf);
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free(buf);
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ipc_update_workspaces();
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}
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}
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void render() {
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// Clear
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cairo_save(window->cairo);
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cairo_set_operator(window->cairo, CAIRO_OPERATOR_CLEAR);
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cairo_paint(window->cairo);
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cairo_restore(window->cairo);
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// Background
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cairo_set_source_u32(window->cairo, colors.background);
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cairo_paint(window->cairo);
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// Command output
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cairo_set_source_u32(window->cairo, colors.statusline);
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int width, height;
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get_text_size(window, &width, &height, "%s", line);
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cairo_move_to(window->cairo, window->width - MARGIN - width, MARGIN);
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pango_printf(window, "%s", line);
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// Workspaces
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cairo_set_line_width(window->cairo, 2.0);
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int x = 1;
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int i;
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for (i = 0; i < workspaces->length; ++i) {
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struct workspace *ws = workspaces->items[i];
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get_text_size(window, &width, &height, "%s", ws->name);
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struct box_colors box_colors;
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if (ws->urgent) {
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box_colors = colors.urgent_workspace;
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} else if (ws->focused) {
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box_colors = colors.focused_workspace;
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} else if (ws->visible) {
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box_colors = colors.active_workspace;
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} else {
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box_colors = colors.inactive_workspace;
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}
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cairo_set_source_u32(window->cairo, box_colors.background);
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cairo_rectangle(window->cairo, x, 0, width + MARGIN * 2, window->height);
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cairo_fill(window->cairo);
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cairo_set_source_u32(window->cairo, box_colors.border);
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cairo_rectangle(window->cairo, x, 2, width + MARGIN * 2, window->height - 4);
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cairo_stroke(window->cairo);
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cairo_set_source_u32(window->cairo, box_colors.text);
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cairo_move_to(window->cairo, x + MARGIN, MARGIN);
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pango_printf(window, "%s", ws->name);
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x += width + MARGIN * 2 + MARGIN;
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}
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}
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int main(int argc, char **argv) {
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init_log(L_INFO);
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char *socket_path = NULL;
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char *bar_id = NULL;
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static struct option long_options[] = {
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{"version", no_argument, NULL, 'v'},
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{"socket", required_argument, NULL, 's'},
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{"bar_id", required_argument, NULL, 'b'},
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{0, 0, 0, 0}
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};
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int c;
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while (1) {
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int option_index = 0;
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c = getopt_long(argc, argv, "vs:b:", long_options, &option_index);
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if (c == -1) {
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break;
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}
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switch (c) {
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case 's': // Socket
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socket_path = strdup(optarg);
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break;
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case 'b': // Type
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bar_id = strdup(optarg);
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break;
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case 'v':
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#if defined SWAY_GIT_VERSION && defined SWAY_GIT_BRANCH && defined SWAY_VERSION_DATE
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fprintf(stdout, "sway version %s (%s, branch \"%s\")\n", SWAY_GIT_VERSION, SWAY_VERSION_DATE, SWAY_GIT_BRANCH);
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#else
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fprintf(stdout, "version not detected\n");
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#endif
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exit(EXIT_SUCCESS);
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break;
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default:
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exit(EXIT_FAILURE);
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}
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}
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registry = registry_poll();
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if (!registry->desktop_shell) {
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sway_abort("swaybar requires the compositor to support the desktop-shell extension.");
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}
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int desired_output = atoi(argv[1]);
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sway_log(L_INFO, "Using output %d of %d", desired_output, registry->outputs->length);
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struct output_state *output = registry->outputs->items[desired_output];
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window = window_setup(registry, output->width, 30, false);
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if (!window) {
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sway_abort("Failed to create window.");
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}
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desktop_shell_set_panel(registry->desktop_shell, output->output, window->surface);
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desktop_shell_set_panel_position(registry->desktop_shell, DESKTOP_SHELL_PANEL_POSITION_BOTTOM);
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int width, height;
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get_text_size(window, &width, &height, "Test string for measuring purposes");
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window->height = height + MARGIN * 2;
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command = popen(argv[2], "r");
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line = malloc(1024);
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line[0] = '\0';
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if (!socket_path) {
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char *socket_path = get_socketpath();
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if (!socket_path) {
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sway_abort("Unable to retrieve socket path");
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}
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}
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socketfd = ipc_open_socket(socket_path);
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bar_ipc_init(desired_output);
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do {
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if (window_prerender(window) && window->cairo) {
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update();
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render();
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window_render(window);
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}
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} while (wl_display_dispatch(registry->display) != -1);
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window_teardown(window);
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registry_teardown(registry);
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return 0;
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}
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