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Tolerate the lack of a GUI in some places.

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This commit is contained in:
James Turner 2012-09-26 13:39:38 +01:00
parent b5820a4e90
commit ebf3a0793d
2 changed files with 8 additions and 1 deletions
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4
src/ATC/atcdialog.cxx
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@ -248,6 +248,10 @@ void FGATCDialogNew::update(double dt) {
const char *dialog_name = "atc-dialog";
_gui = (NewGUI *)globals->get_subsystem("gui");
if (!_gui) {
return;
}
SGPropertyNode_ptr dlg = _gui->getDialogProperties(dialog_name);
if (!dlg)
return;

3
src/Main/fg_commands.cxx
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@ -1022,6 +1022,9 @@ static bool
do_dialog_new (const SGPropertyNode * arg)
{
NewGUI * gui = (NewGUI *)globals->get_subsystem("gui");
if (!gui) {
return false;
}
// Note the casting away of const: this is *real*. Doing a
// "dialog-apply" command later on will mutate this property node.