image_widget.c - ltk - GUI toolkit for X11 (WIP)
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image_widget.c (2168B)
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1 /*
2 * Copyright (c) 2023-2024 lumidify <nobody@lumidify.org>
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #include <stddef.h>
18
19 #include "err.h"
20 #include "ltkd.h"
21 #include "widget.h"
22 #include "cmd.h"
23
24 #include <ltk/ltk.h>
25 #include <ltk/util.h>
26 #include <ltk/image.h>
27 #include <ltk/image_widget.h>
28
29 /* image <image id> create <filename> <data> */
30 static int
31 ltkd_image_widget_cmd_create(
32 ltk_window *window,
33 ltkd_widget *widget_unneeded,
34 ltkd_cmd_token *tokens,
35 size_t num_tokens,
36 ltkd_error *err) {
37 (void)widget_unneeded;
38 ltkd_cmdarg_parseinfo cmd[] = {
39 {.type = CMDARG_IGNORE, .optional = 0},
40 {.type = CMDARG_STRING, .optional = 0},
41 {.type = CMDARG_IGNORE, .optional = 0},
42 {.type = CMDARG_STRING, .optional = 0},
43 {.type = CMDARG_DATA, .optional = 0},
44 };
45 if (ltkd_parse_cmd(tokens, num_tokens, cmd, LENGTH(cmd), err))
46 return 1;
47 ltk_image *img = ltk_image_create_from_mem(cmd[3].val.str, cmd[4].val.data, cmd[4].len);
48 if (!img) {
49 /* FIXME: more sensible error name */
50 err->type = ERR_UNKNOWN;
51 err->arg = -1;
52 return 1;
53 }
54 ltk_image_widget *imgw = ltk_image_widget_create(window, img);
55 if (!ltkd_widget_create(LTK_CAST_WIDGET(imgw), cmd[1].val.str, NULL, 0, err)) {
56 ltk_widget_destroy(LTK_CAST_WIDGET(imgw), 1);
57 err->arg = 1;
58 return 1;
59 }
60
61 return 0;
62 }
63
64 static ltkd_cmd_info image_widget_cmds[] = {
65 {"create", <kd_image_widget_cmd_create, 1},
66 };
67
68 GEN_CMD_HELPERS(ltkd_image_widget_cmd, LTK_WIDGET_IMAGE, image_widget_cmds)