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fix crash when unconditionally using null env var; tweak packing of control app button

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This commit is contained in:
Paul Davis 2013-09-09 17:10:58 -04:00
parent f06bab1fa3
commit 3633892eaa
2 changed files with 16 additions and 10 deletions
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25
gtk2_ardour/engine_dialog.cc
View file

@ -71,12 +71,6 @@ EngineControl::EngineControl ()
get_vbox()->set_border_width (12);
get_vbox()->pack_start (notebook);
Gtk::HBox* hpacker = manage (new HBox);
hpacker->pack_start (control_app_button, false, false);
hpacker->show ();
control_app_button.show();
get_vbox()->pack_start (*hpacker);
control_app_button.signal_clicked().connect (mem_fun (*this, &EngineControl::control_app_button_clicked));
manage_control_app_sensitivity ();
@ -201,10 +195,18 @@ EngineControl::build_notebook ()
device_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::device_changed));
basic_hbox.pack_start (basic_packer, false, false);
basic_vbox.pack_start (basic_hbox, false, false);
Gtk::HBox* hpacker = manage (new HBox);
hpacker->set_border_width (12);
hpacker->pack_start (control_app_button, false, false);
hpacker->show ();
control_app_button.show();
basic_vbox.pack_start (*hpacker);
midi_packer.set_border_width (12);
notebook.pages().push_back (TabElem (basic_hbox, _("Audio")));
notebook.pages().push_back (TabElem (basic_vbox, _("Audio")));
notebook.pages().push_back (TabElem (midi_hbox, _("MIDI")));
notebook.set_border_width (12);
@ -815,9 +817,10 @@ EngineControl::control_app_button_clicked ()
void
EngineControl::manage_control_app_sensitivity ()
{
const string appname = g_getenv ("ARDOUR_DEVICE_CONTROL_APP");
if (appname.empty()) {
const char* env_value = g_getenv ("ARDOUR_DEVICE_CONTROL_APP");
string appname;
if (!env_value) {
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
if (!backend) {
@ -825,6 +828,8 @@ EngineControl::manage_control_app_sensitivity ()
}
string appname = backend->control_app_name();
} else {
appname = env_value;
}
if (appname.empty()) {

1
gtk2_ardour/engine_dialog.h
View file

@ -94,6 +94,7 @@ class EngineControl : public ArdourDialog {
Gtk::Table basic_packer;
Gtk::Table midi_packer;
Gtk::HBox basic_hbox;
Gtk::VBox basic_vbox;
Gtk::HBox midi_hbox;
sigc::connection sr_connection;