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/*
* Module : options.js
* Copyright : (c) 2011-2012, Galois, Inc.
*
* Maintainer :
* Stability : Provisional
* Portability: Portable
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var fiveui = fiveui || {};
(function() {
/*****************************************************************
*
* Misc. utility functions
*
****************************************************************/
var setClickHandler = function(sel, fn, scope) {
var boundFn = fn;
if (scope) {
boundFn = _.bind(fn, scope);
}
sel.on('click', boundFn)
};
/**
* @param {!string} selectEltId The id of the select element to
* search for selected items.
* @return {!Array.<!number>} An array of 'value' entries from the
* selected elements. This may be empty, but it will not be null.
*/
var findSelectedIds = function(elt) {
var opts = elt.find('option:checked');
return _.map(opts, function(o) { return o.value; });
};
fiveui.options = fiveui.options || {};
/**
* @param {{on: function(!string, function(*)), emit: function(!string, *)}} port
*/
fiveui.options.init = function(port) {
var msg = new fiveui.Messenger(port);
var update = new fiveui.UpdateManager(msg);
ruleSets = new fiveui.RuleSets([], { url: msg });
urlPats = new fiveui.UrlPats([], { url: msg });
/** UrlPat list entries ****************************************************/
var urlPatEntries = jQuery('#urlPatEntries');
var addUrlPat = jQuery('#addUrlPat');
addUrlPat.prop('disabled', true);
addUrlPat.on('click', function() {
urlPats.add(new fiveui.UrlPatModel({}, { url : msg }));
});
// when a new rule set is sync'd, make sure that the add url pattern button is
// enabled.
ruleSets.on('sync', function() {
if(ruleSets.length > 0) {
addUrlPat.prop('disabled', false);
}
});
// when a rule set is destroyed, and the collection is now empty, disable the
// add url pattern button.
ruleSets.on('destroy', function(model,col) {
if(col.length <= 0) {
addUrlPat.prop('disabled', true);
}
});
// handle new url patterns being added to the collection.
urlPats.on('add', function(model) {
var view = new fiveui.UrlPatEntry({
model: model,
rules: new fiveui.RulesView({ model: ruleSets })
});
urlPatEntries.append(view.$el);
if(model.isNew()) {
view.edit();
} else {
view.render();
}
});
/** RuleSet list entries ***************************************************/
var ruleSetEntries = jQuery('#ruleSetEntries');
// handle clicks to the 'add' button on the rule sets page
jQuery('#addRsButton').on('click', function() {
ruleSets.add(new fiveui.RuleSetModel({}, { url : msg }));
});
// render a ruleset added to the collection
ruleSets.on('add', function(model) {
var entry = new fiveui.RuleSetEntry({ model: model })
ruleSetEntries.append(entry.$el);
if(model.isNew()) {
entry.edit();
} else {
addUrlPat.prop('disabled', false);
entry.render();
}
});
/** Basics *****************************************************************/
var windowDisplayDefault = jQuery('#windowDisplayDefault');
windowDisplayDefault.on('change', function() {
msg.send('setDisplayDefault', windowDisplayDefault.prop('checked'))
});
/** Tab Management *********************************************************/
/**
* Select a tab header by Element reference.
*
* @param {!Element} clicked The navigation element to focus.
* @return {void}
*/
var selectNav = function(clicked) {
var nav = clicked.parent();
nav.find('div.selected', nav).removeClass('selected');
jQuery('div.editorPane').hide();
clicked.addClass('selected');
};
/**
* Focus a tab, by Element reference.
*
* @param {!Element} el The tab element to focus.
* @return {void}
*/
var selectSection = function(el) {
var cont = el.parent();
// hide all sections
cont.find('>section').removeClass('selected').hide();
// display this section
el.addClass('selected').show();
};
/**
* A combination of selectNav and selectSection that will first lookup the
* elements associated with a tab, then return a new function that when
* called, will focus both the navigation element, and the tab it controls.
*
* @param {!string} id The id of the tab to focus.
* @return {function()}
*/
var select = function(id) {
var sel = jQuery(id);
return function() {
selectNav(jQuery(this));
selectSection(sel);
};
};
// listen to click events on navigation elements
setClickHandler(jQuery('#url-defaults'), select('#tab-url-defaults'));
setClickHandler(jQuery('#rule-sets'), select('#tab-rule-sets'));
setClickHandler(jQuery('#basics'), select('#tab-basics'));
// select the url patterns tab by default
selectNav(jQuery('#url-defaults'));
selectSection(jQuery('#tab-url-defaults'));
/** Pre-populate UI elements ***********************************************/
msg.send('getDisplayDefault', null, function(def) {
jQuery('#windowDisplayDefault').prop('checked', def);
});
// pre-populate the rule set and url pattern lists
ruleSets.fetch({
success:function() {
urlPats.fetch();
}
});
};
})();
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