1 files changed, 147 insertions, 0 deletions
diff --git a/devtools/client/aboutdebugging/src/components/debugtarget/DebugTargetPane.js b/devtools/client/aboutdebugging/src/components/debugtarget/DebugTargetPane.js
new file mode 100644
index 0000000000..abfa1042b8
--- /dev/null
+++ b/devtools/client/aboutdebugging/src/components/debugtarget/DebugTargetPane.js
@@ -0,0 +1,147 @@
+/* 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 {
+  createFactory,
+  createRef,
+  PureComponent,
+} = require("resource://devtools/client/shared/vendor/react.js");
+const dom = require("resource://devtools/client/shared/vendor/react-dom-factories.js");
+const PropTypes = require("resource://devtools/client/shared/vendor/react-prop-types.js");
+
+const FluentReact = require("resource://devtools/client/shared/vendor/fluent-react.js");
+
+const DebugTargetList = createFactory(
+  require("resource://devtools/client/aboutdebugging/src/components/debugtarget/DebugTargetList.js")
+);
+
+const Actions = require("resource://devtools/client/aboutdebugging/src/actions/index.js");
+const Types = require("resource://devtools/client/aboutdebugging/src/types/index.js");
+
+/**
+ * This component provides list for debug target and name area.
+ */
+class DebugTargetPane extends PureComponent {
+  static get propTypes() {
+    return {
+      actionComponent: PropTypes.any.isRequired,
+      additionalActionsComponent: PropTypes.any,
+      children: PropTypes.node,
+      collapsibilityKey: PropTypes.string.isRequired,
+      detailComponent: PropTypes.any.isRequired,
+      dispatch: PropTypes.func.isRequired,
+      // Provided by wrapping the component with FluentReact.withLocalization.
+      getString: PropTypes.func.isRequired,
+      icon: PropTypes.string.isRequired,
+      isCollapsed: PropTypes.bool.isRequired,
+      name: PropTypes.string.isRequired,
+      targets: PropTypes.arrayOf(Types.debugTarget).isRequired,
+    };
+  }
+
+  constructor(props) {
+    super(props);
+    this.collapsableRef = createRef();
+  }
+
+  componentDidUpdate(prevProps, prevState, snapshot) {
+    if (snapshot === null) {
+      return;
+    }
+
+    const el = this.collapsableRef.current;
+
+    // Cancel existing animation which is collapsing/expanding.
+    for (const animation of el.getAnimations()) {
+      animation.cancel();
+    }
+
+    el.animate(
+      { maxHeight: [`${snapshot}px`, `${el.clientHeight}px`] },
+      { duration: 150, easing: "cubic-bezier(.07, .95, 0, 1)" }
+    );
+  }
+
+  getSnapshotBeforeUpdate(prevProps) {
+    if (this.props.isCollapsed !== prevProps.isCollapsed) {
+      return this.collapsableRef.current.clientHeight;
+    }
+
+    return null;
+  }
+
+  toggleCollapsibility() {
+    const { collapsibilityKey, dispatch, isCollapsed } = this.props;
+    dispatch(
+      Actions.updateDebugTargetCollapsibility(collapsibilityKey, !isCollapsed)
+    );
+  }
+
+  render() {
+    const {
+      actionComponent,
+      additionalActionsComponent,
+      children,
+      detailComponent,
+      dispatch,
+      getString,
+      icon,
+      isCollapsed,
+      name,
+      targets,
+    } = this.props;
+
+    const title = getString("about-debugging-collapse-expand-debug-targets");
+
+    return dom.section(
+      {
+        className: "qa-debug-target-pane",
+      },
+      dom.a(
+        {
+          className:
+            "undecorated-link debug-target-pane__title " +
+            "qa-debug-target-pane-title",
+          title,
+          onClick: e => this.toggleCollapsibility(),
+        },
+        dom.h2(
+          { className: "main-subheading debug-target-pane__heading" },
+          dom.img({
+            className: "main-subheading__icon",
+            src: icon,
+          }),
+          `${name} (${targets.length})`,
+          dom.img({
+            className:
+              "main-subheading__icon debug-target-pane__icon" +
+              (isCollapsed ? " debug-target-pane__icon--collapsed" : ""),
+            src: "chrome://devtools/skin/images/arrow-e.svg",
+          })
+        )
+      ),
+      dom.div(
+        {
+          className:
+            "debug-target-pane__collapsable qa-debug-target-pane__collapsable" +
+            (isCollapsed ? " debug-target-pane__collapsable--collapsed" : ""),
+          ref: this.collapsableRef,
+        },
+        children,
+        DebugTargetList({
+          actionComponent,
+          additionalActionsComponent,
+          detailComponent,
+          dispatch,
+          isCollapsed,
+          targets,
+        })
+      )
+    );
+  }
+}
+
+module.exports = FluentReact.withLocalization(DebugTargetPane);