Recalculate line margin width when zooming (fixes #2990553).

git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@4853 ea778897-0a13-0410-b9d1-a72fbfd435f5

ChangeLog

@@ -9,6 +9,8 @@
  * src/templates.c, src/templates.h, src/editor.c, doc/geany.txt,
    doc/geany.html:
    Support {pc} wildcard in snippets to escape percent char.
+ * src/editor.c:
+   Recalculate line margin width when zooming (fixes #2990553).
 
 
 2010-04-21  Enrico Tröger  <enrico(dot)troeger(at)uvena(dot)de>

src/editor.c

@@ -984,6 +984,11 @@ static gboolean on_editor_notify(G_GNUC_UNUSED GObject *object, GeanyEditor *edi
 				editor_show_calltip(editor, -1);
 			}
 			break;
+
+		case SCN_ZOOM:
+			/* recalculate line margin width */
+			sci_set_line_numbers(sci, editor_prefs.show_linenumber_margin, 0);
+			break;
 	}
 	/* we always return FALSE here to let plugins handle the event too */
 	return FALSE;