From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 devtools/client/debugger/src/utils/ui.js | 48 ++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 devtools/client/debugger/src/utils/ui.js

(limited to 'devtools/client/debugger/src/utils/ui.js')

diff --git a/devtools/client/debugger/src/utils/ui.js b/devtools/client/debugger/src/utils/ui.js
new file mode 100644
index 0000000000..eab5bb1e07
--- /dev/null
+++ b/devtools/client/debugger/src/utils/ui.js
@@ -0,0 +1,48 @@
+/* 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/>. */
+
+/* Checks to see if the root element is available and
+ * if the element is visible. We check the width of the element
+ * because it is more reliable than either checking a focus state or
+ * the visibleState or hidden property.
+ */
+export function isVisible() {
+  const el = document.querySelector("#mount");
+  return !!(el && el.getBoundingClientRect().width > 0);
+}
+
+/* Gets the line numbers width in the code editor
+ */
+export function getLineNumberWidth(editor) {
+  const { gutters } = editor.display;
+  const lineNumbers = gutters.querySelector(".CodeMirror-linenumbers");
+  return lineNumbers?.clientWidth;
+}
+
+/**
+ * Forces the breakpoint gutter to be the same size as the line
+ * numbers gutter. Editor CSS will absolutely position the gutter
+ * beneath the line numbers. This makes it easy to be flexible with
+ * how we overlay breakpoints.
+ */
+export function resizeBreakpointGutter(editor) {
+  const { gutters } = editor.display;
+  const breakpoints = gutters.querySelector(".breakpoints");
+  if (breakpoints) {
+    breakpoints.style.width = `${getLineNumberWidth(editor)}px`;
+  }
+}
+
+/**
+ * Forces the left toggle button in source header to be the same size
+ * as the line numbers gutter.
+ */
+export function resizeToggleButton(editor) {
+  const toggleButton = document.querySelector(
+    ".source-header .toggle-button-start"
+  );
+  if (toggleButton) {
+    toggleButton.style.width = `${getLineNumberWidth(editor)}px`;
+  }
+}
-- 
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