phd->pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, phd->histogram_width, phd->histogram_height);
gdk_pixbuf_fill(phd->pixbuf, 0xffffffff);
histogram_draw(phd->histogram, histmap, phd->pixbuf, 0, 0, phd->histogram_width, phd->histogram_height);
+
+#if GTK_CHECK_VERSION(2,12,0)
+ gtk_widget_set_tooltip_text(phd->drawing_area, histogram_label(phd->histogram));
+#endif
}
g_signal_connect(G_OBJECT(phd->drawing_area), "button_press_event", G_CALLBACK(bar_pane_histogram_press_cb), phd);
+#if GTK_CHECK_VERSION(2,12,0)
+ gtk_widget_set_tooltip_text(phd->drawing_area, histogram_label(phd->histogram));
+#endif
gtk_widget_show(phd->widget);
file_data_register_notify_func(bar_pane_histogram_notify_cb, phd, NOTIFY_PRIORITY_LOW);