gui/idle: Show the idle progress as a tooltip

Signed-off-by: Anna Schumaker <Anna@OcarinaProject.net>

CHANGELOG

@@ -1,4 +1,5 @@
 6.4.14:
+- Add idle progress as a tooltip.
 - Initialize track labels with the correct initial size
 - Initialize album part with the correct size
 - Gui spacing updates

gui/idle.c

@@ -10,9 +10,15 @@ static guint idle_id = 0;
 static gboolean __on_idle(gpointer data)
 {
 	GtkProgressBar *progress = GTK_PROGRESS_BAR(data);
+	unsigned int percent = idle_progress() * 100;
+	gchar *text;
 
 	if (idle_run_task()) {
 		gtk_progress_bar_set_fraction(progress, idle_progress());
+
+		text = g_strdup_printf("%u%%", percent);
+		gtk_widget_set_tooltip_text(GTK_WIDGET(progress), text);
+		g_free(text);
 		return G_SOURCE_CONTINUE;
 	} else {
 		gtk_widget_hide(GTK_WIDGET(progress));

share/ocarina/ocarina6.glade

@@ -1391,6 +1391,7 @@
                 <child>
                   <object class="GtkProgressBar" id="o_idle_progress">
                     <property name="can_focus">False</property>
+                    <property name="tooltip_text" translatable="yes">0%</property>
                     <property name="halign">start</property>
                     <property name="valign">center</property>
                     <property name="margin_top">2</property>