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var $, ElementsRenderer, NodeElement, html_escape, node_element, util;
node_element = require('./node_element');
NodeElement = node_element.NodeElement;
util = require('./util');
html_escape = util.html_escape;
$ = jQuery;
ElementsRenderer = (function() {
function ElementsRenderer(tree_widget) {
this.tree_widget = tree_widget;
this.opened_icon_element = this.createButtonElement(tree_widget.options.openedIcon);
this.closed_icon_element = this.createButtonElement(tree_widget.options.closedIcon);
}
ElementsRenderer.prototype.render = function(from_node) {
if (from_node && from_node.parent) {
return this.renderFromNode(from_node);
} else {
return this.renderFromRoot();
}
};
ElementsRenderer.prototype.renderFromRoot = function() {
var $element;
$element = this.tree_widget.element;
$element.empty();
return this.createDomElements($element[0], this.tree_widget.tree.children, true, true, 1);
};
ElementsRenderer.prototype.renderFromNode = function(node) {
var $previous_li, li;
$previous_li = $(node.element);
li = this.createLi(node, node.getLevel());
this.attachNodeData(node, li);
$previous_li.after(li);
$previous_li.remove();
if (node.children) {
return this.createDomElements(li, node.children, false, false, node.getLevel() + 1);
}
};
ElementsRenderer.prototype.createDomElements = function(element, children, is_root_node, is_open, level) {
var child, i, len, li, ul;
ul = this.createUl(is_root_node);
element.appendChild(ul);
for (i = 0, len = children.length; i < len; i++) {
child = children[i];
li = this.createLi(child, level);
ul.appendChild(li);
this.attachNodeData(child, li);
if (child.hasChildren()) {
this.createDomElements(li, child.children, false, child.is_open, level + 1);
}
}
return null;
};
ElementsRenderer.prototype.attachNodeData = function(node, li) {
node.element = li;
return $(li).data('node', node);
};
ElementsRenderer.prototype.createUl = function(is_root_node) {
var class_string, role, ul;
if (!is_root_node) {
class_string = '';
role = 'group';
} else {
class_string = 'jqtree-tree';
role = 'tree';
if (this.tree_widget.options.rtl) {
class_string += ' jqtree-rtl';
}
}
ul = document.createElement('ul');
ul.className = "jqtree_common " + class_string;
ul.setAttribute('role', role);
return ul;
};
ElementsRenderer.prototype.createLi = function(node, level) {
var is_selected, li;
is_selected = this.tree_widget.select_node_handler && this.tree_widget.select_node_handler.isNodeSelected(node);
if (node.isFolder()) {
li = this.createFolderLi(node, level, is_selected);
} else {
li = this.createNodeLi(node, level, is_selected);
}
if (this.tree_widget.options.onCreateLi) {
this.tree_widget.options.onCreateLi(node, $(li));
}
return li;
};
ElementsRenderer.prototype.createFolderLi = function(node, level, is_selected) {
var button_classes, button_link, div, folder_classes, icon_element, is_folder, li;
button_classes = this.getButtonClasses(node);
folder_classes = this.getFolderClasses(node, is_selected);
if (node.is_open) {
icon_element = this.opened_icon_element;
} else {
icon_element = this.closed_icon_element;
}
li = document.createElement('li');
li.className = "jqtree_common " + folder_classes;
li.setAttribute('role', 'presentation');
div = document.createElement('div');
div.className = "jqtree-element jqtree_common";
div.setAttribute('role', 'presentation');
li.appendChild(div);
button_link = document.createElement('a');
button_link.className = button_classes;
button_link.appendChild(icon_element.cloneNode(false));
button_link.setAttribute('role', 'presentation');
button_link.setAttribute('aria-hidden', 'true');
if (this.tree_widget.options.buttonLeft) {
div.appendChild(button_link);
}
div.appendChild(this.createTitleSpan(node.name, level, is_selected, node.is_open, is_folder = true));
if (!this.tree_widget.options.buttonLeft) {
div.appendChild(button_link);
}
return li;
};
ElementsRenderer.prototype.createNodeLi = function(node, level, is_selected) {
var class_string, div, is_folder, li, li_classes;
li_classes = ['jqtree_common'];
if (is_selected) {
li_classes.push('jqtree-selected');
}
class_string = li_classes.join(' ');
li = document.createElement('li');
li.className = class_string;
li.setAttribute('role', 'presentation');
div = document.createElement('div');
div.className = "jqtree-element jqtree_common";
div.setAttribute('role', 'presentation');
li.appendChild(div);
div.appendChild(this.createTitleSpan(node.name, level, is_selected, node.is_open, is_folder = false));
return li;
};
ElementsRenderer.prototype.createTitleSpan = function(node_name, level, is_selected, is_open, is_folder) {
var classes, title_span;
title_span = document.createElement('span');
classes = "jqtree-title jqtree_common";
if (is_folder) {
classes += " jqtree-title-folder";
}
title_span.className = classes;
title_span.setAttribute('role', 'treeitem');
title_span.setAttribute('aria-level', level);
title_span.setAttribute('aria-selected', util.getBoolString(is_selected));
title_span.setAttribute('aria-expanded', util.getBoolString(is_open));
if (is_selected) {
title_span.setAttribute('tabindex', 0);
}
title_span.innerHTML = this.escapeIfNecessary(node_name);
return title_span;
};
ElementsRenderer.prototype.getButtonClasses = function(node) {
var classes;
classes = ['jqtree-toggler', 'jqtree_common'];
if (!node.is_open) {
classes.push('jqtree-closed');
}
if (this.tree_widget.options.buttonLeft) {
classes.push('jqtree-toggler-left');
} else {
classes.push('jqtree-toggler-right');
}
return classes.join(' ');
};
ElementsRenderer.prototype.getFolderClasses = function(node, is_selected) {
var classes;
classes = ['jqtree-folder'];
if (!node.is_open) {
classes.push('jqtree-closed');
}
if (is_selected) {
classes.push('jqtree-selected');
}
if (node.is_loading) {
classes.push('jqtree-loading');
}
return classes.join(' ');
};
ElementsRenderer.prototype.escapeIfNecessary = function(value) {
if (this.tree_widget.options.autoEscape) {
return html_escape(value);
} else {
return value;
}
};
ElementsRenderer.prototype.createButtonElement = function(value) {
var div;
if (typeof value === 'string') {
div = document.createElement('div');
div.innerHTML = value;
return document.createTextNode(div.innerHTML);
} else {
return $(value)[0];
}
};
return ElementsRenderer;
})();
module.exports = ElementsRenderer;
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