Adding float-no-zero branch hosted build

float-no-zero/closure-library/closure/goog/ui/tree/treenode.js

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+// Copyright 2007 The Closure Library Authors. All Rights Reserved.
+//
+// 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.
+
+/**
+ * @fileoverview Definition of the goog.ui.tree.TreeNode class.
+ *
+ * @author arv@google.com (Erik Arvidsson)
+ * @author eae@google.com (Emil A Eklund)
+ * @author jonp@google.com (Jon Perlow)
+ *
+ * This is a based on the webfx tree control. See file comment in
+ * treecontrol.js.
+ */
+
+goog.provide('goog.ui.tree.TreeNode');
+
+goog.require('goog.ui.tree.BaseNode');
+
+
+
+/**
+ * A single node in the tree.
+ * @param {string} html The html content of the node label.
+ * @param {Object=} opt_config The configuration for the tree. See
+ *    goog.ui.tree.TreeControl.defaultConfig. If not specified, a default config
+ *    will be used.
+ * @param {goog.dom.DomHelper=} opt_domHelper Optional DOM helper.
+ * @constructor
+ * @extends {goog.ui.tree.BaseNode}
+ */
+goog.ui.tree.TreeNode = function(html, opt_config, opt_domHelper) {
+  goog.ui.tree.BaseNode.call(this, html, opt_config, opt_domHelper);
+};
+goog.inherits(goog.ui.tree.TreeNode, goog.ui.tree.BaseNode);
+
+
+/**
+ * The tree the item is in. Cached on demand from the parent.
+ * @type {goog.ui.tree.TreeControl?}
+ * @private
+ */
+goog.ui.tree.TreeNode.prototype.tree_ = null;
+
+
+/**
+ * Returns the tree.
+ * @return {goog.ui.tree.TreeControl?} The tree.
+ * @override
+ */
+goog.ui.tree.TreeNode.prototype.getTree = function() {
+  if (this.tree_) {
+    return this.tree_;
+  }
+  var parent = this.getParent();
+  if (parent) {
+    var tree = parent.getTree();
+    if (tree) {
+      this.setTreeInternal(tree);
+      return tree;
+    }
+  }
+  return null;
+};
+
+
+/**
+ * Returns the source for the icon.
+ * @return {string} Src for the icon.
+ * @override
+ */
+goog.ui.tree.TreeNode.prototype.getCalculatedIconClass = function() {
+  var expanded = this.getExpanded();
+  if (expanded && this.expandedIconClass_) {
+    return this.expandedIconClass_;
+  }
+  if (!expanded && this.iconClass_) {
+    return this.iconClass_;
+  }
+
+  // fall back on default icons
+  var config = this.getConfig();
+  if (this.hasChildren()) {
+    if (expanded && config.cssExpandedFolderIcon) {
+      return config.cssTreeIcon + ' ' +
+             config.cssExpandedFolderIcon;
+    } else if (!expanded && config.cssCollapsedFolderIcon) {
+      return config.cssTreeIcon + ' ' +
+             config.cssCollapsedFolderIcon;
+    }
+  } else {
+    if (config.cssFileIcon) {
+      return config.cssTreeIcon + ' ' + config.cssFileIcon;
+    }
+  }
+  return '';
+};