proper default colors (amending e840461d5370): e.g. relevant for session_graph.pdf;
--- a/src/Pure/GUI/gui.scala Mon Jul 21 16:21:37 2025 +0200
+++ b/src/Pure/GUI/gui.scala Tue Jul 22 11:55:42 2025 +0200
@@ -32,8 +32,8 @@
def is_dark_laf(): Boolean = FlatLaf.isLafDark()
- def default_foreground_color(): Color = if (is_dark_laf()) Color.BLACK else Color.WHITE
- def default_background_color(): Color = if (is_dark_laf()) Color.WHITE else Color.BLACK
+ def default_foreground_color(): Color = if (is_dark_laf()) Color.WHITE else Color.BLACK
+ def default_background_color(): Color = if (is_dark_laf()) Color.BLACK else Color.WHITE
def default_intermediate_color(): Color = if (is_dark_laf()) Color.LIGHT_GRAY else Color.GRAY
class Look_And_Feel(laf: LookAndFeel) extends Isabelle_System.Service {