Fix #1627: Add bootstrap 4 progress bar animation

CHANGE.md

@@ -5,6 +5,7 @@ Change Log: `bootstrap-fileinput`
 
 **Date**: _under development_
 
+- (enh #1627): Add bootstrap 4 progress bar animation.
 - (enh #1625): Default `minFileSize` to -1 to allow zero byte files to be uploaded.
 - (enh #1617): Better encoded file id generation.
 - (enh #1612, #1614): Remove unsupported script-inline from template and CSP buffer.

js/fileinput.js

@@ -5922,11 +5922,11 @@
         msgValidationErrorClass: 'text-danger',
         msgValidationErrorIcon: '<i class="glyphicon glyphicon-exclamation-sign"></i> ',
         msgErrorClass: 'file-error-message',
-        progressThumbClass: 'progress-bar progress-bar-striped active',
-        progressClass: 'progress-bar bg-success progress-bar-success progress-bar-striped active',
-        progressInfoClass: 'progress-bar bg-info progress-bar-info progress-bar-striped active',
+        progressThumbClass: 'progress-bar progress-bar-striped active progress-bar-animated',
+        progressClass: 'progress-bar bg-success progress-bar-success progress-bar-striped active progress-bar-animated',
+        progressInfoClass: 'progress-bar bg-info progress-bar-info progress-bar-striped active progress-bar-animated',
         progressCompleteClass: 'progress-bar bg-success progress-bar-success',
-        progressPauseClass: 'progress-bar bg-primary progress-bar-primary progress-bar-striped active',
+        progressPauseClass: 'progress-bar bg-primary progress-bar-primary progress-bar-striped active progress-bar-animated',
         progressErrorClass: 'progress-bar bg-danger progress-bar-danger',
         progressUploadThreshold: 99,
         previewFileType: 'image',