1 files changed, 74 insertions, 0 deletions
diff --git a/devtools/client/memory/components/Individuals.js b/devtools/client/memory/components/Individuals.js
new file mode 100644
index 0000000000..688f013f90
--- /dev/null
+++ b/devtools/client/memory/components/Individuals.js
@@ -0,0 +1,74 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const {
+  Component,
+  createFactory,
+} = require("resource://devtools/client/shared/vendor/react.js");
+const PropTypes = require("resource://devtools/client/shared/vendor/react-prop-types.js");
+const Tree = createFactory(
+  require("resource://devtools/client/shared/components/VirtualizedTree.js")
+);
+const DominatorTreeItem = createFactory(
+  require("resource://devtools/client/memory/components/DominatorTreeItem.js")
+);
+const {
+  TREE_ROW_HEIGHT,
+} = require("resource://devtools/client/memory/constants.js");
+const models = require("resource://devtools/client/memory/models.js");
+
+/**
+ * The list of individuals in a census group.
+ */
+class Individuals extends Component {
+  static get propTypes() {
+    return {
+      onViewSourceInDebugger: PropTypes.func.isRequired,
+      onFocus: PropTypes.func.isRequired,
+      individuals: models.individuals,
+      dominatorTree: models.dominatorTreeModel,
+    };
+  }
+
+  render() {
+    const {
+      individuals,
+      dominatorTree,
+      onViewSourceInDebugger,
+      onFocus,
+    } = this.props;
+
+    return Tree({
+      key: "individuals-tree",
+      autoExpandDepth: 0,
+      preventNavigationOnArrowRight: false,
+      focused: individuals.focused,
+      getParent: node => null,
+      getChildren: node => [],
+      isExpanded: node => false,
+      onExpand: () => {},
+      onCollapse: () => {},
+      onFocus,
+      renderItem: (item, depth, focused, _, expanded) => {
+        return DominatorTreeItem({
+          item,
+          depth,
+          focused,
+          arrow: undefined,
+          expanded,
+          getPercentSize: size =>
+            (size / dominatorTree.root.retainedSize) * 100,
+          onViewSourceInDebugger,
+        });
+      },
+      getRoots: () => individuals.nodes,
+      getKey: node => node.nodeId,
+      itemHeight: TREE_ROW_HEIGHT,
+    });
+  }
+}
+
+module.exports = Individuals;