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/////////////////////////////////////////////////////////////////////////
// Copyright (c) 2011-2015 by Simon Schneegans
//
// 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 3 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, see <http://www.gnu.org/licenses/>.
/////////////////////////////////////////////////////////////////////////
using GLib.Math;
namespace GnomePie {
/////////////////////////////////////////////////////////////////////////
/// A helper method which loads pies according to the configuration file.
/////////////////////////////////////////////////////////////////////////
namespace Pies {
/////////////////////////////////////////////////////////////////////
/// Loads all Pies from the pies.conf file.
/////////////////////////////////////////////////////////////////////
public void load() {
// check whether the config file exists
if (!GLib.File.new_for_path(Paths.pie_config).query_exists()) {
message("Creating new configuration file in \"" + Paths.pie_config + "\".");
Pies.create_default_config();
return;
}
message("Loading Pies from \"" + Paths.pie_config + "\".");
// load the settings file
Xml.Parser.init();
Xml.Doc* piesXML = Xml.Parser.parse_file(Paths.pie_config);
if (piesXML != null) {
// begin parsing at the root element
Xml.Node* root = piesXML->get_root_element();
if (root != null) {
for (Xml.Node* node = root->children; node != null; node = node->next) {
if (node->type == Xml.ElementType.ELEMENT_NODE) {
string node_name = node->name.down();
switch (node_name) {
case "pie":
parse_pie(node);
break;
default:
warning("Invalid child element <" + node_name + "> in <pies> element pies.conf!");
break;
}
}
}
} else {
warning("Error loading pies: pies.conf is empty! The cake is a lie...");
}
delete piesXML;
} else {
warning("Error loading pies: pies.conf not found! The cake is a lie...");
}
}
/////////////////////////////////////////////////////////////////////
/// Parses a <pie> element from the pies.conf file.
/////////////////////////////////////////////////////////////////////
private static void parse_pie(Xml.Node* node) {
string hotkey = "";
string name = "";
string icon = "";
string id = "";
int quickaction = -1;
// parse all attributes of this node
for (Xml.Attr* attribute = node->properties; attribute != null; attribute = attribute->next) {
string attr_name = attribute->name.down();
string attr_content = attribute->children->content;
switch (attr_name) {
case "hotkey":
hotkey = attr_content;
break;
case "quickaction":
quickaction = int.parse(attr_content);
break;
case "name":
name = attr_content;
break;
case "icon":
icon = attr_content;
break;
case "id":
id = attr_content;
break;
default:
warning("Invalid setting \"" + attr_name + "\" in pies.conf!");
break;
}
}
if (name == "") {
warning("Invalid <pie> element in pies.conf: No name specified!");
return;
}
// add a new Pie with the loaded properties
var pie = PieManager.create_persistent_pie(name, icon, new Trigger.from_string(hotkey), id);
// and parse all child elements
for (Xml.Node* slice = node->children; slice != null; slice = slice->next) {
if (slice->type == Xml.ElementType.ELEMENT_NODE) {
string node_name = slice->name.down();
switch (node_name) {
case "slice":
parse_slice(slice, pie);
break;
case "group":
parse_group(slice, pie);
break;
default:
warning("Invalid child element <" + node_name + "> in <pie> element in pies.conf!");
break;
}
}
}
}
/////////////////////////////////////////////////////////////////////
/// Parses a <slice> element from the pies.conf file.
/////////////////////////////////////////////////////////////////////
private static void parse_slice(Xml.Node* slice, Pie pie) {
string name="";
string icon="";
string command="";
string type="";
bool quickaction = false;
// parse all attributes of this node
for (Xml.Attr* attribute = slice->properties; attribute != null; attribute = attribute->next) {
string attr_name = attribute->name.down();
string attr_content = attribute->children->content;
switch (attr_name) {
case "name":
name = attr_content;
break;
case "icon":
icon = attr_content;
break;
case "command":
command = attr_content;
break;
case "type":
type = attr_content;
break;
case "quickaction":
quickaction = bool.parse(attr_content);
break;
default:
warning("Invalid attribute \"" + attr_name + "\" in <slice> element in pies.conf!");
break;
}
}
// create a new Action according to the loaded type
Action action = ActionRegistry.create_action(type, name, icon, command, quickaction);
if (action != null) pie.add_action(action);
}
/////////////////////////////////////////////////////////////////////
/// Parses a <group> element from the pies.conf file.
/////////////////////////////////////////////////////////////////////
private static void parse_group(Xml.Node* slice, Pie pie) {
string type="";
// parse all attributes of this node
for (Xml.Attr* attribute = slice->properties; attribute != null; attribute = attribute->next) {
string attr_name = attribute->name.down();
string attr_content = attribute->children->content;
if (attr_name == "type") {
type = attr_content;
break;
}
}
ActionGroup group = GroupRegistry.create_group(type, pie.id);
group.on_load(slice);
if (group != null) pie.add_group(group);
}
}
}
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