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No reason having multiple instances of the uml box.
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b61d0426db
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@ -1083,6 +1083,8 @@ sub advanced_root_section {
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sub uml_box {
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if (not defined $uml_window) {
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$uml_window = Gtk::Window->new("toplevel");
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$uml_window->signal_connect("destroy", \&destroy_window,
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\$uml_window);
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@ -1255,7 +1257,12 @@ sub uml_box {
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$uml_window->destroy() if $uml_window;
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} );
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$uml_window->show();
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}
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if (!visible $uml_window) {
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$uml_window->show();
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} else {
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$uml_window->destroy;
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}
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}
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