ardour/gtk2_ardour/actions.cc

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/*
Copyright (C) 2005 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id$
*/
#include <vector>
#include <string.h>
#include <gtk/gtkaccelmap.h>
#include <gtk/gtkuimanager.h>
#include <gtk/gtkactiongroup.h>
#include <gtkmm/accelmap.h>
#include <gtkmm/uimanager.h>
#include <pbd/error.h>
#include <ardour/ardour.h>
#include "actions.h"
#include "i18n.h"
using namespace std;
using namespace Gtk;
using namespace Glib;
using namespace sigc;
vector<RefPtr<Gtk::Action> > ActionManager::session_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::region_list_selection_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::region_selection_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::track_selection_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::plugin_selection_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::range_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::jack_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::jack_opposite_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::transport_sensitive_actions;
vector<RefPtr<Gtk::Action> > ActionManager::edit_cursor_in_region_sensitive_actions;
RefPtr<UIManager> ActionManager::ui_manager;
string ActionManager::unbound_string = "--";
void
ActionManager::init ()
{
ui_manager = UIManager::create ();
std::string ui_file = Glib::getenv(X_("ARDOUR_UI"));
if(!Glib::file_test(ui_file, Glib::FILE_TEST_EXISTS)) ui_file = ARDOUR::find_config_file("ardour.menus");
std::cout << "Loading UI definition file " << ui_file << std::endl;
bool loaded = false;
try {
ui_manager->add_ui_from_file (ui_file);
loaded = true;
} catch (Glib::MarkupError& err) {
error << "badly formatted UI definition file" << endmsg;
} catch (...) {
error << "Ardour menu definition file not found" << endmsg;
}
if (!loaded) {
error << "ardour will not work without a valid ardour.menus file" << endmsg;
exit(1);
}
}
RefPtr<Action>
ActionManager::register_action (RefPtr<ActionGroup> group, const char * name, const char * label, slot<void> sl, guint key, Gdk::ModifierType mods)
{
RefPtr<Action> act = register_action (group, name, label, sl);
AccelMap::add_entry (act->get_accel_path(), key, mods);
return act;
}
RefPtr<Action>
ActionManager::register_action (RefPtr<ActionGroup> group, const char * name, const char * label, slot<void> sl)
{
RefPtr<Action> act;
act = Action::create (name, label);
group->add (act, sl);
return act;
}
RefPtr<Action>
ActionManager::register_action (RefPtr<ActionGroup> group, const char * name, const char * label)
{
RefPtr<Action> act;
act = Action::create (name, label);
group->add (act);
return act;
}
RefPtr<Action>
ActionManager::register_radio_action (RefPtr<ActionGroup> group, RadioAction::Group& rgroup, const char * name, const char * label, slot<void> sl, guint key, Gdk::ModifierType mods)
{
RefPtr<Action> act = register_radio_action (group, rgroup, name, label, sl);
AccelMap::add_entry (act->get_accel_path(), key, mods);
return act;
}
RefPtr<Action>
ActionManager::register_radio_action (RefPtr<ActionGroup> group, RadioAction::Group& rgroup, const char * name, const char * label, slot<void> sl)
{
RefPtr<Action> act;
act = RadioAction::create (rgroup, name, label);
group->add (act, sl);
return act;
}
RefPtr<Action>
ActionManager::register_toggle_action (RefPtr<ActionGroup> group, const char * name, const char * label, slot<void> sl, guint key, Gdk::ModifierType mods)
{
RefPtr<Action> act = register_toggle_action (group,name, label, sl);
AccelMap::add_entry (act->get_accel_path(), key, mods);
return act;
}
RefPtr<Action>
ActionManager::register_toggle_action (RefPtr<ActionGroup> group, const char * name, const char * label, slot<void> sl)
{
RefPtr<Action> act;
act = ToggleAction::create (name, label);
group->add (act, sl);
return act;
}
bool
ActionManager::lookup_entry (const ustring accel_path, Gtk::AccelKey& key)
{
GtkAccelKey gkey;
bool known = gtk_accel_map_lookup_entry (accel_path.c_str(), &gkey);
if (known) {
key = AccelKey (gkey.accel_key, Gdk::ModifierType (gkey.accel_mods));
} else {
key = AccelKey (GDK_VoidSymbol, Gdk::ModifierType (0));
}
return known;
}
void
ActionManager::get_all_actions (vector<string>& names, vector<string>& paths, vector<string>& keys, vector<AccelKey>& bindings)
{
ListHandle<RefPtr<ActionGroup> > uim_groups = ui_manager->get_action_groups ();
for (ListHandle<RefPtr<ActionGroup> >::iterator g = uim_groups.begin(); g != uim_groups.end(); ++g) {
ListHandle<RefPtr<Action> > group_actions = (*g)->get_actions();
for (ListHandle<RefPtr<Action> >::iterator a = group_actions.begin(); a != group_actions.end(); ++a) {
ustring accel_path;
accel_path = (*a)->get_accel_path();
names.push_back ((*a)->get_name());
paths.push_back (accel_path);
AccelKey key;
bool known = lookup_entry (accel_path, key);
if (known) {
keys.push_back (ui_manager->get_accel_group()->name (key.get_key(), Gdk::ModifierType (key.get_mod())));
} else {
keys.push_back (unbound_string);
}
bindings.push_back (AccelKey (key.get_key(), Gdk::ModifierType (key.get_mod())));
}
}
}
void
ActionManager::add_action_group (RefPtr<ActionGroup> grp)
{
ui_manager->insert_action_group (grp);
}
Widget*
ActionManager::get_widget (const char * name)
{
return ui_manager->get_widget (name);
}
RefPtr<Action>
ActionManager::get_action (const char* group_name, const char* action_name)
{
/* the C++ API for functions used here appears to be broken in
gtkmm2.6, so we fall back to the C level.
*/
GList* list = gtk_ui_manager_get_action_groups (ui_manager->gobj());
GList* node;
RefPtr<Action> act;
for (node = list; node; node = g_list_next (node)) {
GtkActionGroup* _ag = (GtkActionGroup*) node->data;
if (strcmp (group_name, gtk_action_group_get_name (_ag)) == 0) {
GtkAction* _act;
if ((_act = gtk_action_group_get_action (_ag, action_name)) != 0) {
act = Glib::wrap (_act, true);
break;
}
}
}
return act;
}
void
ActionManager::set_sensitive (vector<RefPtr<Action> >& actions, bool state)
{
for (vector<RefPtr<Action> >::iterator i = actions.begin(); i != actions.end(); ++i) {
(*i)->set_sensitive (state);
}
}
void
ActionManager::uncheck_toggleaction (const char * name)
{
char *last_slash = strrchr (name, '/');
if (last_slash == 0) {
fatal << string_compose (_("programmer error: %1 %2"), X_("illegal toggle action name"), name) << endmsg;
/*NOTREACHED*/
return;
}
/* 10 = strlen ("<Actions>/") */
size_t len = last_slash - (name + 10);
char* group_name = new char[len+1];
memcpy (group_name, name + 10, len);
group_name[len] = '\0';
char* action_name = last_slash + 1;
RefPtr<Action> act = get_action (group_name, action_name);
if (act) {
RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
tact->set_active (false);
} else {
error << "Unknown action name: " << name << endmsg;
}
delete [] group_name;
}