From 4f7bf29e6119ee074e2faf095bea47201e6effcf Mon Sep 17 00:00:00 2001
From: Alexey Koshelev <aleksei.koshelev@onlyoffice.com>
Date: Fri, 18 Apr 2025 13:28:04 +0300
Subject: [PATCH] Add control methods for monaco editor(setReadonly, undo/redo,
 center position)

---
 .../common/main/lib/component/MonacoEditor.js | 24 +++++++++++++++++++
 vendor/monaco/MonacoEditorCode.js             |  9 ++++++-
 vendor/monaco/monaco.js                       | 17 +++++++++++++
 3 files changed, 49 insertions(+), 1 deletion(-)

diff --git a/apps/common/main/lib/component/MonacoEditor.js b/apps/common/main/lib/component/MonacoEditor.js
index c971d559e0..bcecbc2304 100644
--- a/apps/common/main/lib/component/MonacoEditor.js
+++ b/apps/common/main/lib/component/MonacoEditor.js
@@ -155,6 +155,30 @@ define([], function () {
             });
         },
 
+        revealPositionInCenter: function() {
+            this._postMessage(this.iframe.contentWindow, {
+                command: 'revealPositionInCenter',
+                referer: 'monaco-editor',
+                data: {}
+            });
+        },
+
+        undo: function() {
+            this._postMessage(this.iframe.contentWindow, {
+                command: 'undo',
+                referer: 'monaco-editor',
+                data: {}
+            });
+        },
+
+        redo: function() {
+            this._postMessage(this.iframe.contentWindow, {
+                command: 'redo',
+                referer: 'monaco-editor',
+                data: {}
+            });
+        },
+
         enablePointerEvents: function(enable) {
             this.iframe && (this.iframe.style.pointerEvents = enable ? "" : "none");
         },
diff --git a/vendor/monaco/MonacoEditorCode.js b/vendor/monaco/MonacoEditorCode.js
index 3065ced39b..39d422e70e 100644
--- a/vendor/monaco/MonacoEditorCode.js
+++ b/vendor/monaco/MonacoEditorCode.js
@@ -68,6 +68,7 @@ var _postMessage = function(msg) {
         window.isDisable = true;
         codeEditor.setValue(data.value || '');
         codeEditor.setPosition({lineNumber: data.currentPos ? data.currentPos.row : 0, column: data.currentPos ? data.currentPos.column : 0});
+        codeEditor.setReadonly(!!data.readonly);
         codeEditor.setFocus();
         window.isDisable = false;
     };
@@ -129,7 +130,13 @@ var _postMessage = function(msg) {
                 onThemeChanged(cmd.data);
             }else if (cmd.command==='disableDrop') {
                 editorDisableDrop(cmd.data);
-            }
+            } else if(cmd.command==='revealPositionInCenter') {
+                codeEditor.revealPositionInCenter();
+            } else if(cmd.command==='undo') {
+                codeEditor.undo();
+            } else if(cmd.command==='redo') {
+                codeEditor.redo();
+            } 
         }
     };
 
diff --git a/vendor/monaco/monaco.js b/vendor/monaco/monaco.js
index a4e618a0e0..c6f95e0b12 100644
--- a/vendor/monaco/monaco.js
+++ b/vendor/monaco/monaco.js
@@ -53,6 +53,7 @@
             language: "javascript",
             theme: this.theme ? this.theme : "vs-light",
             automaticLayout: true,
+            domReadOnly: true,
             suggest: {
                 preview: false,
                 showInlineDetails: true
@@ -146,6 +147,22 @@
         this.editor && this.editor.focus();
     };
 
+    MonacoEditor.prototype.setReadonly = function(value) {
+        this.editor && this.editor.updateOptions({readOnly: value});
+    };
+
+    MonacoEditor.prototype.revealPositionInCenter = function() {
+        this.editor && this.editor.revealPositionInCenter(this.editor.getPosition());
+    };
+
+    MonacoEditor.prototype.undo = function() {
+        this.editor && this.editor.trigger("codeEditor", "undo");
+    };
+
+    MonacoEditor.prototype.redo = function() {
+        this.editor && this.editor.trigger("codeEditor", "redo");
+    };
+
     MonacoEditor.prototype._loadEvents = function() {
         while (this.events.length>0) {
             let event = this.events.shift();