simplified file_drop

This commit is contained in:
2025-09-27 12:57:39 +02:00
parent 20c95a384e
commit 863dce3816
3 changed files with 8 additions and 172 deletions

View File

@@ -3,8 +3,8 @@ from typing import Dict, Any, List
import base64
from PIL import Image
import io
from niceguiex.components import FileDrop, ImageDrop
from niceguiex.components.file_drop import FileData, ImageData
from niceguiex.components import FileDrop
from tempfile import SpooledTemporaryFile
@ui.page('/')
@@ -14,82 +14,21 @@ async def main_page():
# Example 1: Multiple files with content
uploaded_files = ui.column().classes('w-full mt-4')
async def handle_multiple_files(file: FileData):
async def handle_multiple_files(file_name: str, file_type: str, file_content: SpooledTemporaryFile):
with uploaded_files:
with ui.card().classes('p-2 mb-2'):
ui.label(f"📄 {file['name']}").classes('font-medium')
ui.label(f"Size: {file['size']:,} bytes").classes('text-sm text-gray-600')
ui.label(f"Type: {file['file_type']}").classes('text-sm text-gray-600')
ui.label(f"📄 {file_name}").classes('font-medium')
ui.label(f"Type: {file_type}").classes('text-sm text-gray-600')
ui.label('Multiple Files (returns list)').classes('text-h6 mb-2')
FileDrop(
on_upload=handle_multiple_files,
multiple=True,
accept='.pdf,.docx,.txt,.jpg,.png',
max_size=15 # 5MB limit
).classes('w-full max-w-xl mx-auto')
ui.separator().classes('my-8')
# Example 2: Single file (returns dict directly)
single_file_info = ui.column().classes('w-full mt-4')
def handle_single_file(file: Dict[str, Any]):
single_file_info.clear()
with single_file_info:
ui.label(f"Single file uploaded: {file['name']}").classes('font-bold')
ui.label(f"Size: {file['size']:,} bytes")
ui.label('Single File (returns dict)').classes('text-h6 mb-2')
FileDrop(
on_upload=handle_single_file,
multiple=False,
accept='.pdf,.docx,.txt'
).classes('w-full max-w-xl mx-auto')
ui.separator().classes('my-8')
# Example 3: Large files with temp path
large_file_info = ui.column().classes('w-full mt-4')
def handle_large_file(file: Dict[str, Any]):
large_file_info.clear()
with large_file_info:
ui.label(f"Large file saved to: {file['path']}").classes('font-bold')
ui.label(f"Name: {file['name']}")
ui.label(f"Size: {file['size']:,} bytes")
ui.label('Large Files (returns temp path)').classes('text-h6 mb-2')
FileDrop(
on_upload=handle_large_file,
multiple=False,
return_content=False, # Returns path instead of content
accept='video/*'
).classes('w-full max-w-xl mx-auto')
ui.separator().classes('my-8')
# Example 4: Image drop with preview
image_preview = ui.column().classes('w-full mt-4')
async def handle_image(img: ImageData):
print(f"Image uploaded: {img['image'].format}, Size: {img['size']}")
image_preview.clear()
with image_preview:
ui.label(f"Image: {img['image'].format} - {img['image'].size[0]}x{img['image'].size[1]}px").classes('mb-2')
# Convert PIL image back to base64 for display
buffered = io.BytesIO()
img['image'].save(buffered, format=img['image'].format or 'PNG')
img_data = base64.b64encode(buffered.getvalue()).decode()
ui.html(f'<img src="data:image/{img['image'].format.lower() if img['image'].format else "png"};base64,{img_data}" class="max-w-full rounded">')
ui.label('Image Drop (returns PIL Image)').classes('text-h6 mb-2')
ImageDrop(
on_upload=handle_image,
multiple=False,
max_size=15 # 15MB limit for images
).classes('w-full max-w-xl mx-auto').style('min-height: 150px')
if __name__ in {"__main__", "__mp_main__"}:
ui.run(
title='File Drop Demo',