Events

EasyUploader also provides events for more flexible interactions.

onUploadProgress

• Event example: onUploadProgress: function(e) {}
• Triggering time: Triggered when the file starts uploading.
• Remark: When the library uploads a file, it listens for the upload progress event and executes the callback event.

onUploadStart

• Event example: onUploadStart: function(e) {}
• Triggering time: Triggered before starting file upload.
• Remark: When the library uploads a file, it listens for the loadstart event and executes the callback event

onUploadComplete

• Event example: onUploadComplete: function(data) {}
• Triggering time: Triggered after file upload successful.
• Remark: When the library successfully uploads the file, the callback event is executed and the result is processed according to the resType option and returned as a parameter.

onUploadError

• Event example: onUploadError: function(statusCode) {}
• Triggering time: Triggered after file upload failes.
• Remark: When the library fails to upload the file, it executes the callback event and returns the HTTP status code as a parameter when the failure occurs.

onDrop

• Event example: onDrop: function(e) {}
• Triggering time: Triggered when a file is placed in the drag area (that is, when the user to let go).
• Remark: The library listens for drop events in the drag area, blocks the default event, and then executes the callback event.

onDragOver

• Event example: onDragOver: function(e) {}
• Triggering time: Event are constantly triggered when a file in a drag area.
• Remark: The library listens for the dragover event in the drag area, blocks the default event, and then executes the callback event.

onDragEnter

• Event example: onDragEnter: function(e) {}
• Triggering time: Triggered when a file is dragged into the drag area.
• Remark: The library listens for the dragenter event in the drag area, blocks the default event, and then executes the callback event.

onDragLeave

• Event example: onDragLeave: function(e) {}
• Triggering time: Triggered when a file is dragged out of the drag area.
• Remark: The library listens for the dragleave event in the drag area, blocks the default event, and then executes the callback event.