Example #1
0
File: window.c Project: Fresne/i3
/*
 * Updates the name by using WM_NAME (encoded in COMPOUND_TEXT). We do not
 * touch what the client sends us but pass it to xcb_image_text_8. To get
 * proper unicode rendering, the application has to use _NET_WM_NAME (see
 * window_update_name()).
 *
 */
void window_update_name_legacy(i3Window *win, xcb_get_property_reply_t *prop, bool before_mgmt) {
    if (prop == NULL || xcb_get_property_value_length(prop) == 0) {
        DLOG("WM_NAME not set (_NET_WM_NAME is what you want anyways).\n");
        FREE(prop);
        return;
    }

    /* ignore update when the window is known to already have a UTF-8 name */
    if (win->uses_net_wm_name) {
        free(prop);
        return;
    }

    i3string_free(win->name);
    win->name = i3string_from_utf8_with_length(xcb_get_property_value(prop),
                                               xcb_get_property_value_length(prop));

    LOG("WM_NAME changed to \"%s\"\n", i3string_as_utf8(win->name));
    LOG("Using legacy window title. Note that in order to get Unicode window "
        "titles in i3, the application has to set _NET_WM_NAME (UTF-8)\n");

    win->name_x_changed = true;

    if (before_mgmt) {
        free(prop);
        return;
    }

    run_assignments(win);

    free(prop);
}
Example #2
0
/*
 * Handles expose events (redraws of the window) and rendering in general. Will
 * be called from the code with event == NULL or from X with event != NULL.
 *
 */
static int handle_expose(void *data, xcb_connection_t *conn, xcb_expose_event_t *event) {
    printf("expose!\n");

    color_t border_color = draw_util_hex_to_color("#FF0000");
    color_t fg_color = draw_util_hex_to_color("#FFFFFF");
    color_t bg_color = draw_util_hex_to_color("#000000");

    int text_offset = BORDER + PADDING;

    /* draw border */
    draw_util_rectangle(&surface, border_color, 0, 0, surface.width, surface.height);

    /* draw background */
    draw_util_rectangle(&surface, bg_color, BORDER, BORDER, surface.width - 2 * BORDER, surface.height - 2 * BORDER);

    /* draw the prompt … */
    if (prompt != NULL) {
        draw_util_text(prompt, &surface, fg_color, bg_color, text_offset, text_offset, MAX_WIDTH - text_offset);
    }

    /* … and the text */
    if (input_position > 0) {
        i3String *input = i3string_from_ucs2(glyphs_ucs, input_position);
        draw_util_text(input, &surface, fg_color, bg_color, text_offset + prompt_offset, text_offset, MAX_WIDTH - text_offset);
        i3string_free(input);
    }

    xcb_flush(conn);

    return 1;
}
Example #3
0
File: window.c Project: Fresne/i3
/*
 * Updates the name by using _NET_WM_NAME (encoded in UTF-8) for the given
 * window. Further updates using window_update_name_legacy will be ignored.
 *
 */
void window_update_name(i3Window *win, xcb_get_property_reply_t *prop, bool before_mgmt) {
    if (prop == NULL || xcb_get_property_value_length(prop) == 0) {
        DLOG("_NET_WM_NAME not specified, not changing\n");
        FREE(prop);
        return;
    }

    i3string_free(win->name);
    win->name = i3string_from_utf8_with_length(xcb_get_property_value(prop),
                                               xcb_get_property_value_length(prop));
    win->name_x_changed = true;
    LOG("_NET_WM_NAME changed to \"%s\"\n", i3string_as_utf8(win->name));

    win->uses_net_wm_name = true;

    if (before_mgmt) {
        free(prop);
        return;
    }

    run_assignments(win);

    free(prop);
}
Example #4
0
int main(int argc, char *argv[]) {
    format = sstrdup("%s");
    char *socket_path = NULL;
    char *pattern = sstrdup("pango:monospace 8");
    int o, option_index = 0;

    static struct option long_options[] = {
        {"socket", required_argument, 0, 's'},
        {"version", no_argument, 0, 'v'},
        {"limit", required_argument, 0, 'l'},
        {"prompt", required_argument, 0, 'P'},
        {"prefix", required_argument, 0, 'p'},
        {"format", required_argument, 0, 'F'},
        {"font", required_argument, 0, 'f'},
        {"help", no_argument, 0, 'h'},
        {0, 0, 0, 0}};

    char *options_string = "s:p:P:f:l:F:vh";

    while ((o = getopt_long(argc, argv, options_string, long_options, &option_index)) != -1) {
        switch (o) {
            case 's':
                FREE(socket_path);
                socket_path = sstrdup(optarg);
                break;
            case 'v':
                printf("i3-input " I3_VERSION);
                return 0;
            case 'p':
                /* This option is deprecated, but will still work in i3 v4.1, 4.2 and 4.3 */
                fprintf(stderr, "i3-input: WARNING: the -p option is DEPRECATED in favor of the -F (format) option\n");
                FREE(format);
                sasprintf(&format, "%s%%s", optarg);
                break;
            case 'l':
                limit = atoi(optarg);
                break;
            case 'P':
                i3string_free(prompt);
                prompt = i3string_from_utf8(optarg);
                break;
            case 'f':
                FREE(pattern);
                pattern = sstrdup(optarg);
                break;
            case 'F':
                FREE(format);
                format = sstrdup(optarg);
                break;
            case 'h':
                printf("i3-input " I3_VERSION "\n");
                printf("i3-input [-s <socket>] [-F <format>] [-l <limit>] [-P <prompt>] [-f <font>] [-v]\n");
                printf("\n");
                printf("Example:\n");
                printf("    i3-input -F 'workspace \"%%s\"' -P 'Switch to workspace: '\n");
                return 0;
        }
    }

    printf("using format \"%s\"\n", format);

    int screen;
    conn = xcb_connect(NULL, &screen);
    if (!conn || xcb_connection_has_error(conn))
        die("Cannot open display\n");

    sockfd = ipc_connect(socket_path);

    root_screen = xcb_aux_get_screen(conn, screen);
    root = root_screen->root;

    symbols = xcb_key_symbols_alloc(conn);

    init_dpi();
    font = load_font(pattern, true);
    set_font(&font);

    if (prompt != NULL)
        prompt_offset = predict_text_width(prompt);

    const xcb_rectangle_t win_pos = get_window_position();

    /* Open an input window */
    win = xcb_generate_id(conn);
    xcb_create_window(
        conn,
        XCB_COPY_FROM_PARENT,
        win,                                                 /* the window id */
        root,                                                /* parent == root */
        win_pos.x, win_pos.y, win_pos.width, win_pos.height, /* dimensions */
        0,                                                   /* X11 border = 0, we draw our own */
        XCB_WINDOW_CLASS_INPUT_OUTPUT,
        XCB_WINDOW_CLASS_COPY_FROM_PARENT, /* copy visual from parent */
        XCB_CW_BACK_PIXEL | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK,
        (uint32_t[]){
            0, /* back pixel: black */
            1, /* override redirect: don’t manage this window */
            XCB_EVENT_MASK_EXPOSURE});

    /* Map the window (make it visible) */
    xcb_map_window(conn, win);

    /* Initialize the drawable surface */
    draw_util_surface_init(conn, &surface, win, get_visualtype(root_screen), win_pos.width, win_pos.height);

    /* Grab the keyboard to get all input */
    xcb_flush(conn);

    /* Try (repeatedly, if necessary) to grab the keyboard. We might not
     * get the keyboard at the first attempt because of the keybinding
     * still being active when started via a wm’s keybinding. */
    xcb_grab_keyboard_cookie_t cookie;
    xcb_grab_keyboard_reply_t *reply = NULL;

    int count = 0;
    while ((reply == NULL || reply->status != XCB_GRAB_STATUS_SUCCESS) && (count++ < 500)) {
        cookie = xcb_grab_keyboard(conn, false, win, XCB_CURRENT_TIME, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
        reply = xcb_grab_keyboard_reply(conn, cookie, NULL);
        usleep(1000);
    }

    if (reply->status != XCB_GRAB_STATUS_SUCCESS) {
        fprintf(stderr, "Could not grab keyboard, status = %d\n", reply->status);
        exit(-1);
    }

    xcb_flush(conn);

    xcb_generic_event_t *event;
    while ((event = xcb_wait_for_event(conn)) != NULL) {
        if (event->response_type == 0) {
            fprintf(stderr, "X11 Error received! sequence %x\n", event->sequence);
            continue;
        }

        /* Strip off the highest bit (set if the event is generated) */
        int type = (event->response_type & 0x7F);

        switch (type) {
            case XCB_KEY_PRESS:
                handle_key_press(NULL, conn, (xcb_key_press_event_t *)event);
                break;

            case XCB_KEY_RELEASE:
                handle_key_release(NULL, conn, (xcb_key_release_event_t *)event);
                break;

            case XCB_EXPOSE:
                if (((xcb_expose_event_t *)event)->count == 0) {
                    handle_expose(NULL, conn, (xcb_expose_event_t *)event);
                }

                break;
        }

        free(event);
    }

    draw_util_surface_free(conn, &surface);
    return 0;
}