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livetrax/gtk2_ardour/lua_script_manager.cc

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2016-02-23 09:42:53 -05:00
/*
* Copyright (C) 2016 Robin Gareus <robin@gareus.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "gtkmm2ext/utils.h"
#include "lua_script_manager.h"
#include "script_selector.h"
#include "i18n.h"
using namespace std;
using namespace Gtk;
using namespace ARDOUR;
LuaScriptManager::LuaScriptManager ()
: ArdourWindow (_("Script Manager"))
, _a_set_button (_("Add/Set"))
, _a_del_button (_("Remove"))
, _a_edit_button (_("Edit"))
, _a_call_button (_("Call"))
, _c_add_button (_("New Hook"))
, _c_del_button (_("Remove"))
{
/* action script page */
_a_store = ListStore::create (_a_model);
_a_view.set_model (_a_store);
_a_view.append_column (_("Action"), _a_model.action);
_a_view.append_column (_("Name"), _a_model.name);
_a_view.get_column(0)->set_resizable (true);
_a_view.get_column(0)->set_expand (true);
Gtk::HBox* edit_box = manage (new Gtk::HBox);
edit_box->set_spacing(3);
edit_box->pack_start (_a_set_button, true, true);
edit_box->pack_start (_a_del_button, true, true);
edit_box->pack_start (_a_edit_button, true, true);
edit_box->pack_start (_a_call_button, true, true);
_a_set_button.signal_clicked().connect (sigc::mem_fun(*this, &LuaScriptManager::set_action_btn_clicked));
_a_del_button.signal_clicked().connect (sigc::mem_fun(*this, &LuaScriptManager::del_action_btn_clicked));
_a_edit_button.signal_clicked().connect (sigc::mem_fun(*this, &LuaScriptManager::edit_action_btn_clicked));
_a_call_button.signal_clicked().connect (sigc::mem_fun(*this, &LuaScriptManager::call_action_btn_clicked));
_a_view.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &LuaScriptManager::action_selection_changed));
LuaInstance::instance()->ActionChanged.connect (sigc::mem_fun (*this, &LuaScriptManager::set_action_script_name));
LuaInstance::instance()->SlotChanged.connect (sigc::mem_fun (*this, &LuaScriptManager::set_callback_script_name));
Gtk::VBox *vbox = manage (new VBox());
vbox->pack_start (_a_view, false, false);
vbox->pack_end (*edit_box, false, false);
vbox->show_all ();
pages.pages ().push_back (Notebook_Helpers::TabElem (*vbox, "Action Scripts"));
/* action hooks page */
_c_store = ListStore::create (_c_model);
_c_view.set_model (_c_store);
_c_view.append_column (_("Name"), _c_model.name);
_c_view.get_column(0)->set_resizable (true);
_c_view.get_column(0)->set_expand (true);
_c_view.append_column (_("Signal(s)"), _c_model.signals);
edit_box = manage (new Gtk::HBox);
edit_box->set_spacing(3);
edit_box->pack_start (_c_add_button, true, true);
edit_box->pack_start (_c_del_button, true, true);
_c_add_button.signal_clicked().connect (sigc::mem_fun(*this, &LuaScriptManager::add_callback_btn_clicked));
_c_del_button.signal_clicked().connect (sigc::mem_fun(*this, &LuaScriptManager::del_callback_btn_clicked));
_c_view.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &LuaScriptManager::callback_selection_changed));
vbox = manage (new VBox());
vbox->pack_start (_c_view, false, false);
vbox->pack_end (*edit_box, false, false);
vbox->show_all ();
pages.pages ().push_back (Notebook_Helpers::TabElem (*vbox, "Action Hooks"));
add (pages);
pages.show();
setup_actions ();
setup_callbacks ();
action_selection_changed ();
callback_selection_changed ();
}
bool
LuaScriptManager::on_delete_event (GdkEventAny*)
{
return false;
}
void
LuaScriptManager::session_going_away ()
{
ArdourWindow::session_going_away ();
hide_all();
}
void
LuaScriptManager::setup_actions ()
{
LuaInstance *li = LuaInstance::instance();
for (int i = 0; i < 9; ++i) {
std::string name;
TreeModel::Row r = *_a_store->append ();
r[_a_model.id] = i;
r[_a_model.action] = string_compose (_("Action %1"), i + 1);
if (li->lua_action_name (i, name)) {
r[_a_model.name] = name;
r[_a_model.enabled] = true;
} else {
r[_a_model.name] = _("Unset");
r[_a_model.enabled] = false;
}
}
}
void
LuaScriptManager::action_selection_changed ()
{
TreeModel::Row row = *(_a_view.get_selection()->get_selected());
if (row) {
_a_set_button.set_sensitive (true);
}
else {
_a_set_button.set_sensitive (false);
}
if (row && row[_a_model.enabled]) {
_a_del_button.set_sensitive (true);
_a_edit_button.set_sensitive (false); // TODO
_a_call_button.set_sensitive (true);
} else {
_a_del_button.set_sensitive (false);
_a_edit_button.set_sensitive (false);
_a_call_button.set_sensitive (false);
}
}
void
LuaScriptManager::set_action_btn_clicked ()
{
TreeModel::Row row = *(_a_view.get_selection()->get_selected());
assert (row);
LuaInstance *li = LuaInstance::instance();
li->interactive_add (LuaScriptInfo::EditorAction, row[_a_model.id]);
}
void
LuaScriptManager::del_action_btn_clicked ()
{
TreeModel::Row row = *(_a_view.get_selection()->get_selected());
assert (row);
LuaInstance *li = LuaInstance::instance();
if (!li->remove_lua_action (row[_a_model.id])) {
// error
}
}
void
LuaScriptManager::call_action_btn_clicked ()
{
TreeModel::Row row = *(_a_view.get_selection()->get_selected());
assert (row && row[_a_model.enabled]);
LuaInstance *li = LuaInstance::instance();
li->call_action (row[_a_model.id]);
}
void
LuaScriptManager::edit_action_btn_clicked ()
{
TreeModel::Row row = *(_a_view.get_selection()->get_selected());
assert (row);
int id = row[_a_model.id];
LuaInstance *li = LuaInstance::instance();
std::string name, script;
LuaScriptParamList args;
if (!li->lua_action (id, name, script, args)) {
return;
}
// TODO text-editor window, update script directly
if (!LuaScripting::try_compile (script, args)) {
// compilation failed, keep editing
return;
}
if (li->set_lua_action (id, name, script, args)) {
// OK
} else {
// load failed, keep editing..
}
action_selection_changed ();
}
void
LuaScriptManager::set_action_script_name (int i, const std::string& name)
{
typedef Gtk::TreeModel::Children type_children;
type_children children = _a_store->children();
for(type_children::iterator iter = children.begin(); iter != children.end(); ++iter) {
Gtk::TreeModel::Row row = *iter;
if (row[_a_model.id] == i) {
if (name.empty()) {
row[_a_model.enabled] = false;
row[_a_model.name] = _("Unset");
} else {
row[_a_model.enabled] = true;
row[_a_model.name] = name;
}
break;
}
}
action_selection_changed ();
}
void
LuaScriptManager::setup_callbacks ()
{
LuaInstance *li = LuaInstance::instance();
std::vector<PBD::ID> ids = li->lua_slots();
for (std::vector<PBD::ID>::const_iterator i = ids.begin(); i != ids.end(); ++i) {
std::string name;
std::string script;
ActionHook ah;
LuaScriptParamList lsp;
if (li->lua_slot (*i, name, script, ah, lsp)) {
set_callback_script_name (*i, name, ah);
}
}
}
void
LuaScriptManager::callback_selection_changed ()
{
TreeModel::Row row = *(_c_view.get_selection()->get_selected());
if (row) {
_c_del_button.set_sensitive (true);
} else {
_c_del_button.set_sensitive (false);
}
}
void
LuaScriptManager::add_callback_btn_clicked ()
{
LuaInstance *li = LuaInstance::instance();
li->interactive_add (LuaScriptInfo::EditorHook, -1);
}
void
LuaScriptManager::del_callback_btn_clicked ()
{
TreeModel::Row row = *(_c_view.get_selection()->get_selected());
assert (row);
LuaInstance *li = LuaInstance::instance();
if (!li->unregister_lua_slot (row[_c_model.id])) {
// error
}
}
void
LuaScriptManager::set_callback_script_name (PBD::ID id, const std::string& name, const ActionHook& ah)
{
if (name.empty()) {
typedef Gtk::TreeModel::Children type_children;
type_children children = _c_store->children();
for(type_children::iterator iter = children.begin(); iter != children.end(); ++iter) {
Gtk::TreeModel::Row row = *iter;
PBD::ID i = row[_c_model.id];
if (i == id) {
_c_store->erase (iter);
break;
}
}
} else {
TreeModel::Row r = *_c_store->append ();
r[_c_model.id] = id;
r[_c_model.name] = name;
string sig;
for (uint32_t i = 0; i < LuaSignal::LAST_SIGNAL; ++i) {
if (ah[i]) {
if (!sig.empty()) sig += ", ";
sig += enum2str (LuaSignal::LuaSignal (i));
}
}
r[_c_model.signals] = sig;
}
callback_selection_changed ();
}