From 4fbc940fd0ed6799c60448d939cc61d71655b114 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Sun, 30 Sep 2018 17:01:54 -0400
Subject: MqTabLabel: Use Pango markup to set scrolling title font

gtk_widget_override_font() is deprecated since GTK+ 3.16.

Also, don't scroll or number the tooltip.
---
diff --git a/src/tab-label.c b/src/tab-label.c
index fd4b7b4..cd9f00d 100644
--- a/src/tab-label.c
+++ b/src/tab-label.c
@@ -30,6 +30,8 @@
 #include "tab-page.h"
 #include "web-view.h"
 
+#define SCROLLED_TITLE_FMT "<span font_family=\"monospace\">%s</span>"
+
 struct _MqTabLabel {
 	GtkEventBox    parent_instance;
 	MqTabPage     *tab_page;
@@ -40,6 +42,7 @@ struct _MqTabLabel {
 	gchar         *title;
 	gboolean       scrolling;
 	gchar         *scrolled_title;
+	gchar         *scrolled_markup;
 	GtkWidget     *popover;
 };
 
@@ -163,14 +166,17 @@ set_image(MqTabLabel *tab_label, GdkPixbuf *favicon)
 static void
 update_label(MqTabLabel *tab_label)
 {
-	const gchar *title;
-	gchar       *label;
-
-	title = tab_label->scrolling ? tab_label->scrolled_title :
-		tab_label->title;
-	label = g_strdup_printf("%u. %s", tab_label->position, title);
-	gtk_label_set_text(GTK_LABEL(tab_label->label), label);
-	gtk_widget_set_tooltip_text(GTK_WIDGET(tab_label), label);
+	gchar *label;
+
+	if (tab_label->scrolling) {
+		label = g_strdup_printf("%u. %s", tab_label->position,
+			tab_label->scrolled_markup);
+		gtk_label_set_markup(GTK_LABEL(tab_label->label), label);
+	} else {
+		label = g_strdup_printf("%u. %s", tab_label->position,
+			tab_label->title);
+		gtk_label_set_text(GTK_LABEL(tab_label->label), label);
+	}
 	g_free(label);
 }
 
@@ -181,8 +187,12 @@ set_title(MqTabLabel *tab_label, const gchar *title)
 	tab_label->title = g_strdup(title);
 	if (tab_label->scrolling) {
 		tab_label->scrolled_title = g_strdup_printf("%s    ", title);
+		tab_label->scrolled_markup =
+			g_markup_printf_escaped(SCROLLED_TITLE_FMT,
+				tab_label->scrolled_title);
 	}
 	update_label(tab_label);
+	gtk_widget_set_tooltip_text(GTK_WIDGET(tab_label), tab_label->title);
 }
 
 static void
@@ -388,17 +398,10 @@ mq_tab_label_set_position(MqTabLabel *tab_label, guint position)
 void
 mq_tab_label_begin_scrolling(MqTabLabel *tab_label)
 {
-	static PangoFontDescription *font_desc = NULL;
-
-	if (!font_desc) {
-		font_desc = pango_font_description_new();
-		pango_font_description_set_family_static(font_desc,
-			"monospace");
-	}
-
 	tab_label->scrolling = TRUE;
 	tab_label->scrolled_title = g_strdup_printf("%s    ", tab_label->title);
-	gtk_widget_override_font(tab_label->label, font_desc);
+	tab_label->scrolled_markup = g_markup_printf_escaped(SCROLLED_TITLE_FMT,
+		tab_label->scrolled_title);
 }
 
 void
@@ -406,8 +409,6 @@ mq_tab_label_end_scrolling(MqTabLabel *tab_label)
 {
 	tab_label->scrolling = FALSE;
 
-	gtk_widget_override_font(tab_label->label, NULL);
-
 	update_label(tab_label);
 }
 
@@ -435,5 +436,7 @@ mq_tab_label_scroll(MqTabLabel *tab_label)
 		tab_label->scrolled_title[j] = c[i];
 	}
 
+	tab_label->scrolled_markup = g_markup_printf_escaped(SCROLLED_TITLE_FMT,
+		tab_label->scrolled_title);
 	update_label(tab_label);
 }
--
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