From 89f9769dd414de3ae090b30dda04cb01cb9034b0 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <pj@pehjota.net>
Date: Sat, 30 Sep 2017 19:23:24 -0400
Subject: mq_html_notebook(): New function

---
(limited to 'src/html.c')

diff --git a/src/html.c b/src/html.c
index 9380068..0e3ee36 100644
--- a/src/html.c
+++ b/src/html.c
@@ -27,6 +27,95 @@
 #include "html.h"
 
 gchar *
+mq_html_notebook(gboolean vertical, const gchar *name, ...)
+{
+	gsize    name_len;
+	gsize    len;
+	va_list  ap;
+	gsize    i;
+	gchar   *child;
+	gchar   *tab_label;
+	gchar   *i_str;
+	gchar   *notebook;
+	gchar   *ptr;
+
+	/* Calculate length. */
+	name_len = strlen(name);
+	len = strlen("<div class=\"notebook-") + 1 + strlen("\">\n");
+	va_start(ap, name);
+	i = 0;
+	while ((child = va_arg(ap, gchar *)) &&
+			(tab_label = va_arg(ap, gchar *))) {
+		i_str = g_strdup_printf("%zu", i);
+		len += strlen("<input id=\"_tab_");
+		len += name_len;
+		len += strlen("_");
+		len += strlen(i_str);
+		/* len += (gsize) log10(i) + 1; */
+		len += strlen("\" type=\"radio\" checked=\"checked\" "
+			"name=\"_tabs\"></input>\n");
+		len += strlen("<label for=\"_tab_");
+		len += name_len;
+		len += strlen("_");
+		len += strlen(i_str);
+		/* len += (gsize) log10(i) + 1; */
+		len += strlen("\">");
+		len += strlen(tab_label);
+		len += strlen("</label>\n");
+		++i;
+	}
+	va_end(ap);
+	va_start(ap, name);
+	while ((child = va_arg(ap, gchar *)) &&
+			(tab_label = va_arg(ap, gchar *))) {
+		/* TODO: Page ID and control CSS */
+		len += strlen(child);
+	}
+	va_end(ap);
+	len += strlen("</div>\n");
+	++len;  /* NUL byte */
+
+	/* Build string. */
+	notebook = g_new(gchar, len);
+	ptr = g_stpcpy(notebook, "<div class=\"notebook-");
+	ptr = g_stpcpy(ptr, vertical ? "v" : "h");
+	ptr = g_stpcpy(ptr, "\">\n");
+	va_start(ap, name);
+	i = 0;
+	while ((child = va_arg(ap, gchar *)) &&
+			(tab_label = va_arg(ap, gchar *))) {
+		i_str = g_strdup_printf("%zu", i);
+		ptr = g_stpcpy(ptr, "<input id=\"_tab_");
+		ptr = g_stpcpy(ptr, name);
+		ptr = g_stpcpy(ptr, "_");
+		ptr = g_stpcpy(ptr, i_str);
+		ptr = g_stpcpy(ptr, "\" type=\"radio\" checked=\"checked\" "
+			"name=\"_tabs\"></input>\n");
+		ptr = g_stpcpy(ptr, "<label for=\"_tab_");
+		ptr = g_stpcpy(ptr, name);
+		ptr = g_stpcpy(ptr, "_");
+		ptr = g_stpcpy(ptr, i_str);
+		ptr = g_stpcpy(ptr, "\">");
+		ptr = g_stpcpy(ptr, tab_label);
+		ptr = g_stpcpy(ptr, "</label>\n");
+		g_free(i_str);
+		++i;
+	}
+	va_end(ap);
+	va_start(ap, name);
+	while ((child = va_arg(ap, gchar *)) &&
+			(tab_label = va_arg(ap, gchar *))) {
+		/* TODO: Page ID and control CSS */
+		ptr = g_stpcpy(ptr, child);
+		g_free(child);
+	}
+	va_end(ap);
+	ptr = g_stpcpy(ptr, "</div>\n");  /* g_stpcpy() adds the NUL. */
+
+	return notebook;
+}
+
+gchar *
 mq_html_form(const gchar *submit_label, const gchar *reset_label, ...)
 {
 	gsize    len;
--
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