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Remove the plugin ui widget before deleting the plugin. this fixes a crash when deleting Invada lv2 plugins after the gui has been instantiated. from a3. 

git-svn-id: svn://localhost/ardour2/branches/2.0-ongoing@11218 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Ben Loftis 2012-01-10 14:38:58 +00:00
parent 329a75e7bc
commit 33e8abe6b3
2 changed files with 21 additions and 3 deletions
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23
gtk2_ardour/lv2_plugin_ui.cc
View File

@ -231,6 +231,23 @@ LV2PluginUI::lv2ui_instantiate(const std::string& title)
_lv2->ParameterChanged.connect(mem_fun(*this, &LV2PluginUI::parameter_changed));
}
void
LV2PluginUI::lv2ui_free()
{
stop_updating (0);
if (_gui_widget) {
remove (*_gui_widget);
}
suil_instance_free((SuilInstance*)_inst);
_inst = NULL;
_gui_widget = NULL;
}
LV2PluginUI::~LV2PluginUI ()
{
//cout << "LV2PluginUI destructor called" << endl;
@ -239,9 +256,9 @@ LV2PluginUI::~LV2PluginUI ()
delete[] _values;
}
suil_instance_free(_inst);
_inst = NULL;
/* Close and delete GUI. */
lv2ui_free();
_screen_update_connection.disconnect();
if (_lv2->is_external_ui()) {

1
gtk2_ardour/lv2_plugin_ui.h
View File

@ -81,6 +81,7 @@ class LV2PluginUI : public PlugUIBase, public Gtk::VBox
const void* buffer);
void lv2ui_instantiate(const std::string& title);
void lv2ui_free();
void parameter_changed(uint32_t, float);
void parameter_update(uint32_t, float);