ltk

GUI toolkit for X11 (WIP)
git clone git://lumidify.org/ltk.git (fast, but not encrypted)
git clone https://lumidify.org/ltk.git (encrypted, but very slow)
git clone git://4kcetb7mo7hj6grozzybxtotsub5bempzo4lirzc3437amof2c2impyd.onion/ltk.git (over tor)
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button.c (2296B)

      1 /*
      2  * Copyright (c) 2016-2024 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 #include "proto_types.h"
     24 
     25 #include <ltk/ltk.h>
     26 #include <ltk/util.h>
     27 #include <ltk/button.h>
     28 
     29 static int
     30 ltkd_button_press(ltk_widget *widget_unused, ltk_callback_arglist args, ltk_callback_arg arg) {
     31 	(void)widget_unused;
     32 	(void)args;
     33 	ltkd_widget *widget = LTK_CAST_ARG_VOIDP(arg);
     34 	return ltkd_widget_queue_specific_event(widget, "button", LTKD_PWEVENTMASK_BUTTON_PRESS, "press");
     35 }
     36 
     37 static ltkd_event_handler handlers[] = {
     38 	{&ltkd_button_press, LTK_BUTTON_SIGNAL_PRESSED},
     39 };
     40 
     41 /* button <button id> create <text> */
     42 static int
     43 ltkd_button_cmd_create(
     44     ltk_window *window,
     45     ltkd_widget *widget_unneeded,
     46     ltkd_cmd_token *tokens,
     47     size_t num_tokens,
     48     ltkd_error *err) {
     49 	(void)widget_unneeded;
     50 	ltkd_cmdarg_parseinfo cmd[] = {
     51 		{.type = CMDARG_IGNORE, .optional = 0},
     52 		{.type = CMDARG_STRING, .optional = 0},
     53 		{.type = CMDARG_IGNORE, .optional = 0},
     54 		{.type = CMDARG_STRING, .optional = 0},
     55 	};
     56 	if (ltkd_parse_cmd(tokens, num_tokens, cmd, LENGTH(cmd), err))
     57 		return 1;
     58 	ltk_button *button = ltk_button_create(window, cmd[3].val.str);
     59 	if (!ltkd_widget_create(LTK_CAST_WIDGET(button), cmd[1].val.str, handlers, LENGTH(handlers), err)) {
     60 		ltk_widget_destroy(LTK_CAST_WIDGET(button), 1);
     61 		err->arg = 1;
     62 		return 1;
     63 	}
     64 
     65 	return 0;
     66 }
     67 
     68 static ltkd_cmd_info button_cmds[] = {
     69 	{"create", &ltkd_button_cmd_create, 1},
     70 };
     71 
     72 GEN_CMD_HELPERS(ltkd_button_cmd, LTK_WIDGET_BUTTON, button_cmds)