failure: function(form, action) { let result = {}; try { result = Ext.decode(action.response.responseText); // Attempt JSON parsing } catch (e) { result.message = 'Invalid server response'; } console.log(result); Ext.Msg.alert('Failure', result.message || 'File upload failed.');}

Map을 통해서 응답 처리해야 함Case1@PostMapping("/location/upload")public ResponseEntity uploadFile(@RequestParam("file") MultipartFile file) { try { // Handle file storage Path path = Paths.get("uploads/" + file.getOriginalFilename()); Files.write(path, file.getBytes()); // Success response return ResponseEntity.ok(Map.of("success", true, "message", "File uploaded succ..

화면Ext.create('Ext.form.Panel', { title: 'File Upload Form', width: 400, bodyPadding: 10, renderTo: Ext.getBody(), // Render the form to the body frame: true, // Adds border and background items: [ { xtype: 'filefield', // File upload field name: 'file', // Name attribute for the uploaded file fieldLabel: 'Select File', labelWid..

iframe 사용시 에러 발생브라우져의 header 정보에서 확인할 수 있실제로는 Ext.window.Window 사용하여 팝업 실행하여 서버에 호출함chrome-error://chromewebdata/:1 Refused to display 'http://localhost/' in a frame because it set 'X-Frame-Options' to 'deny'. X-Frame-Options 값DENY – Prevents the site from being embedded in any iframe.SAMEORIGIN – Allows embedding only if the parent is from the same origin.ALLOW-FROM – Allows embedding only fro..

Uncaught ReferenceError: a is not definedconst test = a;생략{ text: 'Image', dataIndex: 'image', renderer: function(value) { return '보기'; }}해결방법1: 변수를 global로 정의const test = a;window.a = a;해결방법2: 변수가 아닌 함수를 호출const test = a;function test() { alert(a);}생략{ text: 'Image', dataIndex: 'image', renderer: function(value) { return '보기'; }}

Model에 정의하기Ext.define('MyApp.model.MyModel', { extend: 'Ext.data.Model', fields: [ { name: 'name', type: 'string' }, { name: 'age', type: 'int', defaultValue: 25 }, // Default value { name: 'city', type: 'string', defaultValue: 'Unknown' } // Default value ]});Model 이벤트에 적용하기const store = Ext.create('Ext.data.Store', { fields: ['name', 'age', 'city'], data: [ ..