102 lines
3.0 KiB
Dart
102 lines
3.0 KiB
Dart
import 'dart:io';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:image_picker/image_picker.dart';
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import 'package:fcs/widget/show_img.dart';
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typedef OnFile = void Function(File);
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class SignFile extends StatefulWidget {
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final String title;
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final OnFile onFile;
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final bool enabled;
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final String initialImgUrl;
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final ImageSource imageSource;
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const SignFile(
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{Key key,
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this.title,
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this.onFile,
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this.enabled = true,
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this.initialImgUrl,
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this.imageSource = ImageSource.gallery})
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: super(key: key);
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@override
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_SignFileState createState() => _SignFileState();
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}
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class _SignFileState extends State<SignFile> {
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String url;
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File file;
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@override
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void initState() {
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super.initState();
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this.url = widget.initialImgUrl == null || widget.initialImgUrl == ""
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? null
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: widget.initialImgUrl;
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}
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@override
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Widget build(BuildContext context) {
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return Container(
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height: 30,
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child: this.file == null && this.url == null
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? IconButton(
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padding: const EdgeInsets.all(3.0),
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icon: Icon(Icons.attach_file),
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onPressed: () async {
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if (!widget.enabled) return;
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var selectedFile = await ImagePicker.pickImage(
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source: widget.imageSource,
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imageQuality: 80,
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maxWidth: 1000);
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if (selectedFile != null) {
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setState(() {
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this.file = selectedFile;
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});
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if (widget.onFile != null) {
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widget.onFile(selectedFile);
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}
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}
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},
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)
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: Padding(
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padding: const EdgeInsets.only(left: 3.0),
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child: Chip(
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avatar: Icon(Icons.image),
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onDeleted: !widget.enabled
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? null
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: () {
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setState(() {
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this.file = null;
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this.url = null;
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if (widget.onFile != null) {
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widget.onFile(null);
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}
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});
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},
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deleteIcon: Icon(
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Icons.close,
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),
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label: InkWell(
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onTap: () => {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => ShowImage(
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imageFile: file,
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url: file == null
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? widget.initialImgUrl
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: null,
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fileName: widget.title)),
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)
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},
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child: Text(widget.title)),
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),
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),
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);
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}
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}
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