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livetrax/gtk2_ardour/ui_config.cc
Carl Hetherington a811f69104 Handle return from find_file_in_search_path in the correct sense.
git-svn-id: svn://localhost/ardour2/branches/3.0@7401 d708f5d6-7413-0410-9779-e7cbd77b26cf
2010-07-09 02:44:17 +00:00

279 lines
6.5 KiB
C++

/*
Copyright (C) 1999-2006 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.
*/
#include <unistd.h>
#include <cstdio> /* for snprintf, grrr */
#include <glibmm/miscutils.h>
#include "pbd/failed_constructor.h"
#include "pbd/xml++.h"
#include "pbd/filesystem.h"
#include "pbd/file_utils.h"
#include "pbd/error.h"
#include "ardour/ardour.h"
#include "ardour/filesystem_paths.h"
#include "ui_config.h"
#include "i18n.h"
using namespace std;
using namespace PBD;
using namespace ARDOUR;
UIConfiguration::UIConfiguration ()
:
#undef UI_CONFIG_VARIABLE
#undef CANVAS_VARIABLE
#define UI_CONFIG_VARIABLE(Type,var,name,val) var (name,val),
#define CANVAS_VARIABLE(var,name) var (name),
#include "ui_config_vars.h"
#include "canvas_vars.h"
#undef UI_CONFIG_VARIABLE
#undef CANVAS_VARIABLE
hack(true)
{
load_state();
}
UIConfiguration::~UIConfiguration ()
{
}
int
UIConfiguration::load_defaults ()
{
int found = 0;
sys::path default_ui_rc_file;
std::string rcfile;
if (getenv ("ARDOUR_SAE")) {
rcfile = "ardour3_ui_sae.conf";
} else {
rcfile = "ardour3_ui_default.conf";
}
if (find_file_in_search_path (ardour_search_path() + system_config_search_path(),
rcfile, default_ui_rc_file) )
{
XMLTree tree;
found = 1;
string rcfile = default_ui_rc_file.to_string();
info << string_compose (_("Loading default ui configuration file %1"), rcfile) << endl;
if (!tree.read (rcfile.c_str())) {
error << string_compose(_("Ardour: cannot read default ui configuration file \"%1\""), rcfile) << endmsg;
return -1;
}
if (set_state (*tree.root(), Stateful::loading_state_version)) {
error << string_compose(_("Ardour: default ui configuration file \"%1\" not loaded successfully."), rcfile) << endmsg;
return -1;
}
}
return found;
}
int
UIConfiguration::load_state ()
{
bool found = false;
sys::path default_ui_rc_file;
if ( find_file_in_search_path (ardour_search_path() + system_config_search_path(),
"ardour3_ui_default.conf", default_ui_rc_file) )
{
XMLTree tree;
found = true;
string rcfile = default_ui_rc_file.to_string();
info << string_compose (_("Loading default ui configuration file %1"), rcfile) << endl;
if (!tree.read (rcfile.c_str())) {
error << string_compose(_("Ardour: cannot read default ui configuration file \"%1\""), rcfile) << endmsg;
return -1;
}
if (set_state (*tree.root(), Stateful::loading_state_version)) {
error << string_compose(_("Ardour: default ui configuration file \"%1\" not loaded successfully."), rcfile) << endmsg;
return -1;
}
}
sys::path user_ui_rc_file;
if (find_file_in_search_path (ardour_search_path() + user_config_directory(),
"ardour3_ui.conf", user_ui_rc_file))
{
XMLTree tree;
found = true;
string rcfile = user_ui_rc_file.to_string();
info << string_compose (_("Loading user ui configuration file %1"), rcfile) << endl;
if (!tree.read (rcfile)) {
error << string_compose(_("Ardour: cannot read ui configuration file \"%1\""), rcfile) << endmsg;
return -1;
}
if (set_state (*tree.root(), Stateful::loading_state_version)) {
error << string_compose(_("Ardour: user ui configuration file \"%1\" not loaded successfully."), rcfile) << endmsg;
return -1;
}
}
if (!found)
error << "Ardour: could not find any ui configuration file, canvas will look broken." << endmsg;
pack_canvasvars();
return 0;
}
int
UIConfiguration::save_state()
{
XMLTree tree;
try {
sys::create_directories (user_config_directory ());
}
catch (const sys::filesystem_error& ex) {
error << "Could not create user configuration directory" << endmsg;
return -1;
}
sys::path rcfile_path(user_config_directory());
rcfile_path /= "ardour3_ui.conf";
const string rcfile = rcfile_path.to_string();
// this test seems bogus?
if (rcfile.length()) {
tree.set_root (&get_state());
if (!tree.write (rcfile.c_str())){
error << string_compose (_("Config file %1 not saved"), rcfile) << endmsg;
return -1;
}
}
return 0;
}
XMLNode&
UIConfiguration::get_state ()
{
XMLNode* root;
LocaleGuard lg (X_("POSIX"));
root = new XMLNode("Ardour");
root->add_child_nocopy (get_variables ("UI"));
root->add_child_nocopy (get_variables ("Canvas"));
if (_extra_xml) {
root->add_child_copy (*_extra_xml);
}
return *root;
}
XMLNode&
UIConfiguration::get_variables (std::string which_node)
{
XMLNode* node;
LocaleGuard lg (X_("POSIX"));
node = new XMLNode(which_node);
#undef UI_CONFIG_VARIABLE
#undef CANVAS_VARIABLE
#define UI_CONFIG_VARIABLE(Type,var,Name,value) if (node->name() == "UI") { var.add_to_node (*node); }
#define CANVAS_VARIABLE(var,Name) if (node->name() == "Canvas") { var.add_to_node (*node); }
#include "ui_config_vars.h"
#include "canvas_vars.h"
#undef UI_CONFIG_VARIABLE
#undef CANVAS_VARIABLE
return *node;
}
int
UIConfiguration::set_state (const XMLNode& root, int /*version*/)
{
if (root.name() != "Ardour") {
return -1;
}
XMLNodeList nlist = root.children();
XMLNodeConstIterator niter;
XMLNode *node;
for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
node = *niter;
if (node->name() == "Canvas" || node->name() == "UI") {
set_variables (*node);
} else if (node->name() == "Extra") {
_extra_xml = new XMLNode (*node);
}
}
return 0;
}
void
UIConfiguration::set_variables (const XMLNode& node)
{
#undef UI_CONFIG_VARIABLE
#undef CANVAS_VARIABLE
#define UI_CONFIG_VARIABLE(Type,var,name,val) \
if (var.set_from_node (node)) { \
ParameterChanged (name); \
}
#define CANVAS_VARIABLE(var,name) \
if (var.set_from_node (node)) { \
ParameterChanged (name); \
}
#include "ui_config_vars.h"
#include "canvas_vars.h"
#undef UI_CONFIG_VARIABLE
#undef CANVAS_VARIABLE
}
void
UIConfiguration::pack_canvasvars ()
{
#undef CANVAS_VARIABLE
#define CANVAS_VARIABLE(var,name) canvas_colors.push_back(&var);
#include "canvas_vars.h"
#undef CANVAS_VARIABLE
}