diff --git a/release/antos-1.1.2.tar.gz b/release/antos-1.1.2.tar.gz
index f43352a..34b6c02 100644
Binary files a/release/antos-1.1.2.tar.gz and b/release/antos-1.1.2.tar.gz differ
diff --git a/src/packages/CodePad/ACEModel.ts b/src/packages/CodePad/ACEModel.ts
index a7ecfe5..28b1d98 100644
--- a/src/packages/CodePad/ACEModel.ts
+++ b/src/packages/CodePad/ACEModel.ts
@@ -3,16 +3,46 @@ namespace OS {
     export namespace application {
 
 
+        /**
+         * Wrapper model for the ACE text editor
+         *
+         * @export
+         * @class CodePadACEModel
+         * @extends {CodePadBaseEditorModel}
+         */
         export class CodePadACEModel extends CodePadBaseEditorModel {
+
+            /**
+             * Reference to ACE language modes
+             *
+             * @private
+             * @type {GenericObject<any>}
+             * @memberof CodePadACEModel
+             */
             private modes: GenericObject<any>;
+
+
+            /**
+             * Creates an instance of CodePadACEModel.
+             * @param {CodePad} app CodePad instance
+             * @param {GUI.tag.TabBarTag} tabbar tabbar element
+             * @param {HTMLElement} editorarea main editor container element
+             * @memberof CodePadACEModel
+             */
             constructor(app: CodePad, tabbar: GUI.tag.TabBarTag, editorarea: HTMLElement) {
                 ace.config.set("basePath", "scripts/ace");
                 ace.require("ace/ext/language_tools");
-                super(app,tabbar,editorarea);
+                super(app, tabbar, editorarea);
                 this.modes = ace.require("ace/ext/modelist");
             }
 
 
+            /**
+             * Get language modes
+             *
+             * @return {*}  {GenericObject<any>[]}
+             * @memberof CodePadACEModel
+             */
             getModes(): GenericObject<any>[] {
                 const list = [];
                 let v: GenericObject<any>;
@@ -21,12 +51,38 @@ namespace OS {
                 }
                 return list;
             }
+
+
+            /**
+             * Set the editor theme
+             *
+             * @param {string} theme theme name
+             * @memberof CodePadACEModel
+             */
             setTheme(theme: string): void {
                 this.editor.setTheme(theme);
             }
+
+
+            /**
+             * Set the editor undo manager
+             *
+             * @protected
+             * @param {GenericObject<any>} um
+             * @memberof CodePadACEModel
+             */
             protected setUndoManager(um: GenericObject<any>): void {
                 this.editor.getSession().setUndoManager(um);
             }
+
+
+            /**
+             * Set the editor cursor
+             *
+             * @protected
+             * @param {GenericObject<any>} c cursor option
+             * @memberof CodePadACEModel
+             */
             protected setCursor(c: GenericObject<any>): void {
                 this.editor.renderer.scrollCursorIntoView(
                     {
@@ -40,13 +96,47 @@ namespace OS {
                     c.column
                 );
             }
+
+
+            /**
+             * Set editor language mode
+             *
+             * The mode object should be in the following format:
+             * ```ts
+             * {
+             *  text: string,
+             *  mode: string
+             * }
+             * ```
+             * 
+             * @param {GenericObject<any>} m language mode object
+             * @memberof CodePadACEModel
+             */
             setMode(m: GenericObject<any>): void {
                 this.currfile.langmode = m;
                 this.editor.getSession().setMode(m.mode);
             }
+
+
+            /**
+             * Get current editor cursor position
+             *
+             * @protected
+             * @return {*}  {GenericObject<any>}
+             * @memberof CodePadACEModel
+             */
             protected getCursor(): GenericObject<any> {
                 return this.editor.getCursorPosition();
             }
+
+
+            /**
+             * create a new UndoManage instance
+             *
+             * @protected
+             * @return {*}  {GenericObject<any>}
+             * @memberof CodePadACEModel
+             */
             protected newUndoManager(): GenericObject<any> {
                 return new ace.UndoManager();
             }
@@ -60,6 +150,14 @@ namespace OS {
              */
             protected editor: GenericObject<any>;
 
+
+            /**
+             * Setup the editor
+             *
+             * @protected
+             * @param {HTMLElement} el editor container DOM
+             * @memberof CodePadACEModel
+             */
             protected editorSetup(el: HTMLElement): void {
                 this.editor = ace.edit(el);
                 this.editor.setOptions({
@@ -87,6 +185,14 @@ namespace OS {
 
             }
 
+
+            /**
+             * Register to editor event
+             *
+             * @param {string} evt_str event name
+             * @param {() => void} callback callback function
+             * @memberof CodePadACEModel
+             */
             on(evt_str: string, callback: () => void): void {
                 switch (evt_str) {
                     case "input":
@@ -102,12 +208,36 @@ namespace OS {
                         break;
                 }
             }
+
+
+            /**
+             * Resize the editor
+             *
+             * @memberof CodePadACEModel
+             */
             resize(): void {
                 this.editor.resize();
             }
+
+
+            /**
+             * Focus on the editor
+             *
+             * @memberof CodePadACEModel
+             */
             focus(): void {
                 this.editor.focus();
             }
+
+
+            /**
+             * Get language mode from path
+             *
+             * @protected
+             * @param {string} path
+             * @return {*}  {GenericObject<any>}
+             * @memberof CodePadACEModel
+             */
             protected getModeForPath(path: string): GenericObject<any> {
                 const m = this.modes.getModeForPath(path);
                 return {
@@ -115,6 +245,13 @@ namespace OS {
                     mode: m.mode
                 }
             }
+
+            /**
+             * Get the editor status
+             *
+             * @return {*}  {GenericObject<any>}
+             * @memberof CodePadACEModel
+             */
             getEditorStatus(): GenericObject<any> {
                 const c = this.editor.session.selection.getCursor();
                 const l = this.editor.session.getLength();
@@ -127,9 +264,24 @@ namespace OS {
                 }
             }
 
+
+            /**
+             * Get editor value
+             *
+             * @return {*}  {string}
+             * @memberof CodePadACEModel
+             */
             getValue(): string {
                 return this.editor.getValue();
             }
+
+
+            /**
+             * Set editor value
+             *
+             * @param {string} value
+             * @memberof CodePadACEModel
+             */
             setValue(value: string): void {
                 this.editor.setValue(value, -1);
             }
diff --git a/src/packages/CodePad/BaseEditorModel.ts b/src/packages/CodePad/BaseEditorModel.ts
index 9b4e6b2..06281ec 100644
--- a/src/packages/CodePad/BaseEditorModel.ts
+++ b/src/packages/CodePad/BaseEditorModel.ts
@@ -11,6 +11,14 @@ namespace OS {
              */
             protected currfile: CodePadFileHandle;
 
+
+            /**
+             * Referent to the parent app
+             *
+             * @private
+             * @type {CodePad}
+             * @memberof CodePadBaseEditorModel
+             */
             private app: CodePad;
 
             /**
@@ -22,6 +30,14 @@ namespace OS {
              */
             private tabbar: GUI.tag.TabBarTag;
 
+
+            /**
+             * Referent to the editor container
+             *
+             * @private
+             * @type {HTMLElement}
+             * @memberof CodePadBaseEditorModel
+             */
             private container: HTMLElement;
 
             onstatuschange: (stat: GenericObject<any>) => void;
@@ -35,6 +51,15 @@ namespace OS {
              */
             private editormux: boolean;
 
+
+            /**
+             * Creates an instance of CodePadBaseEditorModel.
+             * 
+             * @param {CodePad} app parent app
+             * @param {GUI.tag.TabBarTag} tabbar tabbar DOM element
+             * @param {HTMLElement} editorarea editor container DOM element
+             * @memberof CodePadBaseEditorModel
+             */
             constructor(app: CodePad, tabbar: GUI.tag.TabBarTag, editorarea: HTMLElement) {
                 this.container = editorarea;
                 this.currfile = "Untitled".asFileHandle() as CodePadFileHandle;
@@ -44,8 +69,8 @@ namespace OS {
                 this.editormux = false;
                 this.onstatuschange = undefined;
 
-                this.on("focus", () =>{
-                    if(this.onstatuschange)
+                this.on("focus", () => {
+                    if (this.onstatuschange)
                         this.onstatuschange(this.getEditorStatus());
                 });
                 this.on("input", () => {
@@ -202,6 +227,13 @@ namespace OS {
                 this.focus();
             }
 
+
+            /**
+             * Select an opened file, this will select the corresponding tab
+             *
+             * @param {(CodePadFileHandle | string)} file
+             * @memberof CodePadBaseEditorModel
+             */
             selectFile(file: CodePadFileHandle | string): void {
                 const i = this.findTabByFile(
                     file.asFileHandle() as CodePadFileHandle
@@ -264,6 +296,13 @@ namespace OS {
                     );
             }
 
+
+            /**
+             * Save the current opened file
+             *
+             * @return {*}  {void}
+             * @memberof CodePadBaseEditorModel
+             */
             save(): void {
                 this.currfile.cache = this.getValue();
                 if (this.currfile.basename) {
@@ -292,6 +331,12 @@ namespace OS {
                 });
             }
 
+            /**
+             * Get all dirty file handles in the editor
+             *
+             * @return {*}  {CodePadFileHandle[]}
+             * @memberof CodePadBaseEditorModel
+             */
             dirties(): CodePadFileHandle[] {
                 const result = [];
                 for (let v of Array.from(this.tabbar.items)) {
@@ -302,37 +347,219 @@ namespace OS {
                 return result;
             }
 
-            set contextmenuHandle(cb:(e: any,m: any)=>void)
-            {
+            /**
+             * Context menu handle for the editor
+             *
+             * @memberof CodePadBaseEditorModel
+             */
+            set contextmenuHandle(cb: (e: any, m: any) => void) {
                 this.container.contextmenuHandle = cb;
             }
 
-            closeAll(): void
-            {
+
+            /**
+             * Close all opened files
+             *
+             * @memberof CodePadBaseEditorModel
+             */
+            closeAll(): void {
                 this.tabbar.items = [];
                 this.setValue("");
                 this.setUndoManager(this.newUndoManager());
             }
 
-            isDirty(): boolean
-            {
+            /**
+             * Check whether the editor is dirty
+             *
+             * @return {*}  {boolean}
+             * @memberof CodePadBaseEditorModel
+             */
+            isDirty(): boolean {
                 return this.dirties().length > 0;
             }
 
+
+            /**
+             * Set up the editor instance
+             * Should be implemented by subclass
+             *
+             * @protected
+             * @abstract
+             * @param {HTMLElement} el
+             * @memberof CodePadBaseEditorModel
+             */
             protected abstract editorSetup(el: HTMLElement): void;
+
+
+            /**
+             * Listen to editor event
+             * 
+             * Should be implemented by subclasses
+             *
+             * @abstract
+             * @param {string} evt_str
+             * @param {() => void} callback
+             * @memberof CodePadBaseEditorModel
+             */
             abstract on(evt_str: string, callback: () => void): void;
+
+
+            /**
+             * Resize the editor
+             * 
+             * Should be implemented by subclasses
+             *
+             * @abstract
+             * @memberof CodePadBaseEditorModel
+             */
             abstract resize(): void;
+
+
+            /**
+             * Make the editor focused
+             * 
+             * Should be implemented by subclasses
+             *
+             * @abstract
+             * @memberof CodePadBaseEditorModel
+             */
             abstract focus(): void;
+
+
+            /**
+             * Get language mode from file extension
+             * 
+             * Should be implemented by subclasses
+             *
+             * @protected
+             * @abstract
+             * @param {string} path
+             * @return {*}  {GenericObject<any>}
+             * @memberof CodePadBaseEditorModel
+             */
             protected abstract getModeForPath(path: string): GenericObject<any>;
+
+
+            /**
+             * Query the editor status
+             * 
+             * Should be implemented by subclasses
+             *
+             * @abstract
+             * @return {*}  {GenericObject<any>}
+             * @memberof CodePadBaseEditorModel
+             */
             abstract getEditorStatus(): GenericObject<any>;
+
+
+            /**
+             * Get the editor value
+             * 
+             * Should be implemented by subclasses
+             *
+             * @abstract
+             * @return {*}  {string}
+             * @memberof CodePadBaseEditorModel
+             */
             abstract getValue(): string;
+
+
+            /**
+             * Set the editor value
+             * 
+             * Should be implemented by subclasses
+             *
+             * @abstract
+             * @param {string} value
+             * @memberof CodePadBaseEditorModel
+             */
             abstract setValue(value: string): void;
+
+
+            /**
+             * Get the current editor position
+             * 
+             * Should be implemented by subclasses
+             *
+             * @protected
+             * @abstract
+             * @return {*}  {GenericObject<any>}
+             * @memberof CodePadBaseEditorModel
+             */
             protected abstract getCursor(): GenericObject<any>;
+
+
+            /**
+             * Create new instance of UndoManager
+             * 
+             * This is specific to each editor, so
+             * it should be implemented by subclasses
+             *
+             * @protected
+             * @abstract
+             * @return {*}  {GenericObject<any>}
+             * @memberof CodePadBaseEditorModel
+             */
             protected abstract newUndoManager(): GenericObject<any>;
+
+
+            /**
+             * Set the editor UndoManager
+             * 
+             * Should be implemented by subclasses
+             *
+             * @protected
+             * @abstract
+             * @param {GenericObject<any>} um
+             * @memberof CodePadBaseEditorModel
+             */
             protected abstract setUndoManager(um: GenericObject<any>): void;
+
+
+            /**
+             * Set the editor language mode
+             * 
+             * Should be implemented by subclasses
+             *
+             * @abstract
+             * @param {GenericObject<any>} m
+             * @memberof CodePadBaseEditorModel
+             */
             abstract setMode(m: GenericObject<any>): void;
+
+
+            /**
+             * Set current editor cursor position
+             * 
+             * Should be implemented by subclasses
+             *
+             * @protected
+             * @abstract
+             * @param {GenericObject<any>} c
+             * @memberof CodePadBaseEditorModel
+             */
             protected abstract setCursor(c: GenericObject<any>): void;
+
+
+            /**
+             * Set the current editor theme
+             * 
+             * Should be implemented by subclasses
+             *
+             * @abstract
+             * @param {string} theme
+             * @memberof CodePadBaseEditorModel
+             */
             abstract setTheme(theme: string): void;
+
+
+            /**
+             * Get all language modes supported by the editor
+             *
+             * @abstract
+             * @return {*}  {GenericObject<any>[]}
+             * @memberof CodePadBaseEditorModel
+             */
             abstract getModes(): GenericObject<any>[];
         }
     }