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-rw-r--r--devtools/client/inspector/changes/components/CSSDeclaration.js47
-rw-r--r--devtools/client/inspector/changes/components/ChangesApp.js241
-rw-r--r--devtools/client/inspector/changes/components/moz.build10
3 files changed, 298 insertions, 0 deletions
diff --git a/devtools/client/inspector/changes/components/CSSDeclaration.js b/devtools/client/inspector/changes/components/CSSDeclaration.js
new file mode 100644
index 0000000000..c25bf6833f
--- /dev/null
+++ b/devtools/client/inspector/changes/components/CSSDeclaration.js
@@ -0,0 +1,47 @@
+/* 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 {
+ 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");
+
+class CSSDeclaration extends PureComponent {
+ static get propTypes() {
+ return {
+ className: PropTypes.string,
+ property: PropTypes.string.isRequired,
+ value: PropTypes.string.isRequired,
+ };
+ }
+
+ static get defaultProps() {
+ return {
+ className: "",
+ };
+ }
+
+ render() {
+ const { className, property, value } = this.props;
+
+ return dom.div(
+ { className: `changes__declaration ${className}` },
+ dom.span(
+ { className: "changes__declaration-name theme-fg-color3" },
+ property
+ ),
+ ": ",
+ dom.span(
+ { className: "changes__declaration-value theme-fg-color1" },
+ value
+ ),
+ ";"
+ );
+ }
+}
+
+module.exports = CSSDeclaration;
diff --git a/devtools/client/inspector/changes/components/ChangesApp.js b/devtools/client/inspector/changes/components/ChangesApp.js
new file mode 100644
index 0000000000..9953109e19
--- /dev/null
+++ b/devtools/client/inspector/changes/components/ChangesApp.js
@@ -0,0 +1,241 @@
+/* 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,
+ 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 {
+ connect,
+} = require("resource://devtools/client/shared/vendor/react-redux.js");
+
+const CSSDeclaration = createFactory(
+ require("resource://devtools/client/inspector/changes/components/CSSDeclaration.js")
+);
+const {
+ getChangesTree,
+} = require("resource://devtools/client/inspector/changes/selectors/changes.js");
+const {
+ getSourceForDisplay,
+} = require("resource://devtools/client/inspector/changes/utils/changes-utils.js");
+const {
+ getStr,
+} = require("resource://devtools/client/inspector/changes/utils/l10n.js");
+
+class ChangesApp extends PureComponent {
+ static get propTypes() {
+ return {
+ // Nested CSS rule tree structure of CSS changes grouped by source (stylesheet)
+ changesTree: PropTypes.object.isRequired,
+ // Event handler for "contextmenu" event
+ onContextMenu: PropTypes.func.isRequired,
+ // Event handler for click on "Copy All Changes" button
+ onCopyAllChanges: PropTypes.func.isRequired,
+ // Event handler for click on "Copy Rule" button
+ onCopyRule: PropTypes.func.isRequired,
+ };
+ }
+
+ constructor(props) {
+ super(props);
+ }
+
+ renderCopyAllChangesButton() {
+ const button = dom.button(
+ {
+ className: "changes__copy-all-changes-button",
+ onClick: e => {
+ e.stopPropagation();
+ this.props.onCopyAllChanges();
+ },
+ title: getStr("changes.contextmenu.copyAllChangesDescription"),
+ },
+ getStr("changes.contextmenu.copyAllChanges")
+ );
+
+ return dom.div({ className: "changes__toolbar" }, button);
+ }
+
+ renderCopyButton(ruleId) {
+ return dom.button(
+ {
+ className: "changes__copy-rule-button",
+ onClick: e => {
+ e.stopPropagation();
+ this.props.onCopyRule(ruleId);
+ },
+ title: getStr("changes.contextmenu.copyRuleDescription"),
+ },
+ getStr("changes.contextmenu.copyRule")
+ );
+ }
+
+ renderDeclarations(remove = [], add = []) {
+ const removals = remove
+ // Sorting changed declarations in the order they appear in the Rules view.
+ .sort((a, b) => a.index > b.index)
+ .map(({ property, value, index }) => {
+ return CSSDeclaration({
+ key: "remove-" + property + index,
+ className: "level diff-remove",
+ property,
+ value,
+ });
+ });
+
+ const additions = add
+ // Sorting changed declarations in the order they appear in the Rules view.
+ .sort((a, b) => a.index > b.index)
+ .map(({ property, value, index }) => {
+ return CSSDeclaration({
+ key: "add-" + property + index,
+ className: "level diff-add",
+ property,
+ value,
+ });
+ });
+
+ return [removals, additions];
+ }
+
+ renderRule(ruleId, rule, level = 0) {
+ const diffClass = rule.isNew ? "diff-add" : "";
+ return dom.div(
+ {
+ key: ruleId,
+ className: "changes__rule devtools-monospace",
+ "data-rule-id": ruleId,
+ style: {
+ "--diff-level": level,
+ },
+ },
+ this.renderSelectors(rule.selectors, rule.isNew),
+ this.renderCopyButton(ruleId),
+ // Render any nested child rules if they exist.
+ rule.children.map(childRule => {
+ return this.renderRule(childRule.ruleId, childRule, level + 1);
+ }),
+ // Render any changed CSS declarations.
+ this.renderDeclarations(rule.remove, rule.add),
+ // Render the closing bracket with a diff marker if necessary.
+ dom.div({ className: `level ${diffClass}` }, "}")
+ );
+ }
+
+ /**
+ * Return an array of React elements for the rule's selector.
+ *
+ * @param {Array} selectors
+ * List of strings as versions of this rule's selector over time.
+ * @param {Boolean} isNewRule
+ * Whether the rule was created at runtime.
+ * @return {Array}
+ */
+ renderSelectors(selectors, isNewRule) {
+ const selectorDiffClassMap = new Map();
+
+ // The selectors array has just one item if it hasn't changed. Render it as-is.
+ // If the rule was created at runtime, mark the single selector as added.
+ // If it has two or more items, the first item was the original selector (mark as
+ // removed) and the last item is the current selector (mark as added).
+ if (selectors.length === 1) {
+ selectorDiffClassMap.set(selectors[0], isNewRule ? "diff-add" : "");
+ } else if (selectors.length >= 2) {
+ selectorDiffClassMap.set(selectors[0], "diff-remove");
+ selectorDiffClassMap.set(selectors[selectors.length - 1], "diff-add");
+ }
+
+ const elements = [];
+
+ for (const [selector, diffClass] of selectorDiffClassMap) {
+ elements.push(
+ dom.div(
+ {
+ key: selector,
+ className: `level changes__selector ${diffClass}`,
+ title: selector,
+ },
+ selector,
+ dom.span({}, " {")
+ )
+ );
+ }
+
+ return elements;
+ }
+
+ renderDiff(changes = {}) {
+ // Render groups of style sources: stylesheets and element style attributes.
+ return Object.entries(changes).map(([sourceId, source]) => {
+ const path = getSourceForDisplay(source);
+ const { href, rules, isFramed } = source;
+
+ return dom.div(
+ {
+ key: sourceId,
+ "data-source-id": sourceId,
+ className: "source",
+ },
+ dom.div(
+ {
+ className: "href",
+ title: href,
+ },
+ dom.span({}, path),
+ isFramed && this.renderFrameBadge(href)
+ ),
+ // Render changed rules within this source.
+ Object.entries(rules).map(([ruleId, rule]) => {
+ return this.renderRule(ruleId, rule);
+ })
+ );
+ });
+ }
+
+ renderFrameBadge(href = "") {
+ return dom.span(
+ {
+ className: "inspector-badge",
+ title: href,
+ },
+ getStr("changes.iframeLabel")
+ );
+ }
+
+ renderEmptyState() {
+ return dom.div(
+ { className: "devtools-sidepanel-no-result" },
+ dom.p({}, getStr("changes.noChanges")),
+ dom.p({}, getStr("changes.noChangesDescription"))
+ );
+ }
+
+ render() {
+ const hasChanges = !!Object.keys(this.props.changesTree).length;
+ return dom.div(
+ {
+ className: "theme-sidebar inspector-tabpanel",
+ id: "sidebar-panel-changes",
+ role: "document",
+ tabIndex: "0",
+ onContextMenu: this.props.onContextMenu,
+ },
+ !hasChanges && this.renderEmptyState(),
+ hasChanges && this.renderCopyAllChangesButton(),
+ hasChanges && this.renderDiff(this.props.changesTree)
+ );
+ }
+}
+
+const mapStateToProps = state => {
+ return {
+ changesTree: getChangesTree(state.changes),
+ };
+};
+
+module.exports = connect(mapStateToProps)(ChangesApp);
diff --git a/devtools/client/inspector/changes/components/moz.build b/devtools/client/inspector/changes/components/moz.build
new file mode 100644
index 0000000000..e8fba36fb8
--- /dev/null
+++ b/devtools/client/inspector/changes/components/moz.build
@@ -0,0 +1,10 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# 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/.
+
+DevToolsModules(
+ "ChangesApp.js",
+ "CSSDeclaration.js",
+)