file_edit_contextmenu.xhtml

Enable keyboard shortcuts

<?xml version="1.0" encoding="UTF-8"?>

<?xml-stylesheet href="chrome://global/skin/global.css"?>

<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"

       xmlns:html="http://www.w3.org/1999/xhtml">

<script>

customElements.define("shadow-input", class extends HTMLElement {

  constructor() {

    super();

    this.attachShadow({ mode: "open" });

    this.shadowRoot.appendChild(document.createElement("input"));

});

</script>

<script type="application/javascript" src="chrome://global/content/globalOverlay.js"/>

<!-- Copied from toolkit/content/editMenuCommands.inc.xul -->

<script type="application/javascript" src="chrome://global/content/editMenuOverlay.js"/>

<commandset id="editMenuCommands">

  <commandset id="editMenuCommandSetAll" commandupdater="true" events="focus,select"

              oncommandupdate="goUpdateGlobalEditMenuItems()"/>

  <commandset id="editMenuCommandSetUndo" commandupdater="true" events="undo"

              oncommandupdate="goUpdateUndoEditMenuItems()"/>

  <commandset id="editMenuCommandSetPaste" commandupdater="true" events="clipboard"

              oncommandupdate="goUpdatePasteMenuItems()"/>

  <command id="cmd_undo" oncommand="goDoCommand('cmd_undo')"/>

  <command id="cmd_redo" oncommand="goDoCommand('cmd_redo')"/>

  <command id="cmd_cut" oncommand="goDoCommand('cmd_cut')"/>

  <command id="cmd_copy" oncommand="goDoCommand('cmd_copy')"/>

  <command id="cmd_paste" oncommand="goDoCommand('cmd_paste')"/>

  <command id="cmd_delete" oncommand="goDoCommand('cmd_delete')"/>

  <command id="cmd_selectAll" oncommand="goDoCommand('cmd_selectAll')"/>

  <command id="cmd_switchTextDirection" oncommand="goDoCommand('cmd_switchTextDirection');"/>

</commandset>

<menupopup id="outer-context-menu">

  <menuseparator id="customizeMailToolbarMenuSeparator"/>

  <menuitem id="hello" label="Hello" accesskey="H"/>

</menupopup>

<hbox context="outer-context-menu">

<html:textarea />

<html:input />

<search-textbox />

<html:shadow-input />

</hbox>

</window>