I found 这个链接 https://github.com/ckeditor/ckeditor4/blob/master/plugins/dialog/samples/dialog.html在阿方索的回答中的一条评论中，它对我起了作用。
由于链接变坏，尤其是在这些年之后，以下是链接页面的代码：
<!DOCTYPE html>
<!--
Copyright (c) 2003-2022, CKSource Holding sp. z o.o. All rights reserved.
For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
-->
<html lang="en">
<head>
<meta charset="utf-8">
<title>Using API to Customize Dialog Windows — CKEditor Sample</title>
<script src="../../../ckeditor.js"></script>
<link rel="stylesheet" href="../../../samples/old/sample.css">
<meta name="ckeditor-sample-name" content="Using the JavaScript API to customize dialog windows">
<meta name="ckeditor-sample-group" content="Advanced Samples">
<meta name="ckeditor-sample-description" content="Using the dialog windows API to customize dialog windows without changing the original editor code.">
<meta name="description" content="Try the latest sample of CKEditor 4 and learn more about customizing your WYSIWYG editor with endless possibilities.">
<style>
.cke_button__mybutton_icon
{
display: none !important;
}
.cke_button__mybutton_label
{
display: inline !important;
}
</style>
<script>
CKEDITOR.on( 'instanceCreated', function( ev ){
var editor = ev.editor;
// Listen for the "pluginsLoaded" event, so we are sure that the
// "dialog" plugin has been loaded and we are able to do our
// customizations.
editor.on( 'pluginsLoaded', function() {
// If our custom dialog has not been registered, do that now.
if ( !CKEDITOR.dialog.exists( 'myDialog' ) ) {
// We need to do the following trick to find out the dialog
// definition file URL path. In the real world, you would simply
// point to an absolute path directly, like "/mydir/mydialog.js".
var href = document.location.href.split( '/' );
href.pop();
href.push( 'assets/my_dialog.js' );
href = href.join( '/' );
// Finally, register the dialog.
CKEDITOR.dialog.add( 'myDialog', href );
}
// Register the command used to open the dialog.
editor.addCommand( 'myDialogCmd', new CKEDITOR.dialogCommand( 'myDialog' ) );
// Add the a custom toolbar buttons, which fires the above
// command..
editor.ui.add( 'MyButton', CKEDITOR.UI_BUTTON, {
label: 'My Dialog',
command: 'myDialogCmd'
});
});
});
// When opening a dialog, its "definition" is created for it, for
// each editor instance. The "dialogDefinition" event is then
// fired. We should use this event to make customizations to the
// definition of existing dialogs.
CKEDITOR.on( 'dialogDefinition', function( ev ) {
// Take the dialog name and its definition from the event data.
var dialogName = ev.data.name;
var dialogDefinition = ev.data.definition;
// Check if the definition is from the dialog we're
// interested on (the "Link" dialog).
if ( dialogName == 'myDialog' && ev.editor.name == 'editor2' ) {
// Get a reference to the "Link Info" tab.
var infoTab = dialogDefinition.getContents( 'tab1' );
// Add a new text field to the "tab1" tab page.
infoTab.add( {
type: 'text',
label: 'My Custom Field',
id: 'customField',
'default': 'Sample!',
validate: function() {
if ( ( /\d/ ).test( this.getValue() ) )
return 'My Custom Field must not contain digits';
}
});
// Remove the "select1" field from the "tab1" tab.
infoTab.remove( 'select1' );
// Set the default value for "input1" field.
var input1 = infoTab.get( 'input1' );
input1[ 'default' ] = 'www.example.com';
// Remove the "tab2" tab page.
dialogDefinition.removeContents( 'tab2' );
// Add a new tab to the "Link" dialog.
dialogDefinition.addContents( {
id: 'customTab',
label: 'My Tab',
accessKey: 'M',
elements: [
{
id: 'myField1',
type: 'text',
label: 'My Text Field'
},
{
id: 'myField2',
type: 'text',
label: 'Another Text Field'
}
]
});
// Provide the focus handler to start initial focus in "customField" field.
dialogDefinition.onFocus = function() {
var urlField = this.getContentElement( 'tab1', 'customField' );
urlField.select();
};
}
});
var config = {
extraPlugins: 'dialog',
toolbar: [ [ 'MyButton' ] ]
};
</script>
</head>
<body>
<h1 class="samples">
<a href="../../../samples/old/index.html">CKEditor Samples</a> » Using CKEditor Dialog API
</h1>
<div class="warning deprecated">
This sample is not maintained anymore. Check out the <a href="https://ckeditor.com/docs/ckeditor4/latest/examples/index.html">brand new samples in CKEditor Examples</a>.
</div>
<div class="description">
<p>
This sample shows how to use the
<a class="samples" href="https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_dialog.html">CKEditor Dialog API</a>
to customize CKEditor dialog windows without changing the original editor code.
The following customizations are being done in the example below:
</p>
<p>
For details on how to create this setup check the source code of this sample page.
</p>
</div>
<p>A custom dialog is added to the editors using the <code>pluginsLoaded</code> event, from an external <a target="_blank" href="assets/my_dialog.js">dialog definition file</a>:</p>
<ol>
<li><strong>Creating a custom dialog window</strong> – "My Dialog" dialog window opened with the "My Dialog" toolbar button.</li>
<li><strong>Creating a custom button</strong> – Add button to open the dialog with "My Dialog" toolbar button.</li>
</ol>
<textarea cols="80" id="editor1" name="editor1" rows="10"><p>This is some <strong>sample text</strong>. You are using <a href="https://ckeditor.com/">CKEditor</a>.</p></textarea>
<script>
// Replace the <textarea id="editor1"> with an CKEditor instance.
CKEDITOR.replace( 'editor1', config );
</script>
<p>The below editor modify the dialog definition of the above added dialog using the <code>dialogDefinition</code> event:</p>
<ol>
<li><strong>Adding dialog tab</strong> – Add new tab "My Tab" to dialog window.</li>
<li><strong>Removing a dialog window tab</strong> – Remove "Second Tab" page from the dialog window.</li>
<li><strong>Adding dialog window fields</strong> – Add "My Custom Field" to the dialog window.</li>
<li><strong>Removing dialog window field</strong> – Remove "Select Field" selection field from the dialog window.</li>
<li><strong>Setting default values for dialog window fields</strong> – Set default value of "Text Field" text field. </li>
<li><strong>Setup initial focus for dialog window</strong> – Put initial focus on "My Custom Field" text field. </li>
</ol>
<textarea cols="80" id="editor2" name="editor2" rows="10"><p>This is some <strong>sample text</strong>. You are using <a href="https://ckeditor.com/">CKEditor</a>.</p></textarea>
<script>
// Replace the <textarea id="editor1"> with an CKEditor instance.
CKEDITOR.replace( 'editor2', config );
</script>
<div id="footer">
<hr>
<p>
CKEditor - The text editor for the Internet - <a class="samples" href="https://ckeditor.com/">https://ckeditor.com</a>
</p>
<p id="copy">
Copyright © 2003-2022, <a class="samples" href="https://cksource.com/">CKSource</a> Holding sp. z o.o. All rights reserved.
</p>
</div>
</body>
</html>
