1332 lines
41 KiB
Dart
1332 lines
41 KiB
Dart
library json_editor_flutter;
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import 'dart:convert';
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import 'dart:async';
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import 'dart:math';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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const _space = 18.0;
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const _textStyle = TextStyle(fontSize: 16);
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const _options = Icon(Icons.more_horiz, size: 16);
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const _expandIconWidth = 10.0;
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const _rowHeight = 30.0;
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const _popupMenuHeight = 30.0;
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const _popupMenuItemPadding = 20.0;
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const _textSpacer = SizedBox(width: 5);
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const _newKey = "new_key_added";
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const _downArrow = SizedBox(
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width: _expandIconWidth,
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child: Icon(CupertinoIcons.arrowtriangle_down_fill, size: 14),
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);
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const _rightArrow = SizedBox(
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width: _expandIconWidth,
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child: Icon(CupertinoIcons.arrowtriangle_right_fill, size: 14),
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);
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const _newDataValue = {
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_OptionItems.string: "",
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_OptionItems.bool: false,
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_OptionItems.num: 0,
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};
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bool _enableMoreOptions = true;
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bool _enableKeyEdit = true;
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bool _enableValueEdit = true;
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enum _OptionItems { map, list, string, bool, num, delete }
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enum _SearchActions { next, prev }
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/// Supported editors for JSON Editor.
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enum Editors { tree, text }
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/// Edit your JSON object with this Widget. Create, edit and format objects
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/// using this user friendly widget.
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class JsonEditor extends StatefulWidget {
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/// JSON can be edited in two ways, Tree editor or text editor. You can disable
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/// either of them.
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///
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/// When UI editor is active, you can disable adding/deleting keys by using
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/// [enableMoreOptions]. Editing keys and values can also be disabled by using
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/// [enableKeyEdit] and [enableValueEdit].
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///
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/// When text editor is active, it will simply ignore [enableMoreOptions],
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/// [enableKeyEdit] and [enableValueEdit].
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///
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/// [duration] is the debounce time for [onChanged] function. Defaults to
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/// 500 milliseconds.
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///
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/// [editors] is the supported list of editors. First element will be
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/// used as default editor. Defaults to `[Editors.tree, Editors.text]`.
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const JsonEditor({
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super.key,
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required this.json,
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required this.onChanged,
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this.duration = const Duration(milliseconds: 500),
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this.enableMoreOptions = true,
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this.enableKeyEdit = true,
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this.enableValueEdit = true,
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this.editors = const [Editors.tree, Editors.text],
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this.themeColor,
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this.actions = const [],
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this.enableHorizontalScroll = false,
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this.searchDuration = const Duration(milliseconds: 500),
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this.hideEditorsMenuButton = false,
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this.expandedObjects = const [],
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}) : assert(editors.length > 0, "editors list cannot be empty");
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/// JSON string to be edited.
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final String json;
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/// Callback function that will be called with the new [dynamic] data.
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final ValueChanged<dynamic> onChanged;
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/// Debounce duration for [onChanged] function.
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final Duration duration;
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/// Enables more options like adding or deleting data. Defaults to `true`.
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final bool enableMoreOptions;
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/// Enables editing of keys. Defaults to `true`.
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final bool enableKeyEdit;
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/// Enables editing of values. Defaults to `true`.
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final bool enableValueEdit;
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/// Theme color for the editor. Changes the border color and header color.
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final Color? themeColor;
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/// List of supported editors. First element will be used as default editor.
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final List<Editors> editors;
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/// A list of Widgets to display in a row at the end of header.
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final List<Widget> actions;
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/// Enables horizontal scroll for the tree view. Defaults to `false`.
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final bool enableHorizontalScroll;
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/// Debounce duration for search function.
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final Duration searchDuration;
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/// Hides the option of changing editor. Defaults to `false`.
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final bool hideEditorsMenuButton;
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/// [expandedObjects] refers to the objects that will be expanded by
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/// default. Index can be provided when the data is a List.
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///
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/// Examples:
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/// ```dart
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/// data = {
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/// "hobbies": ["Reading books", "Playing Cricket"],
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/// "education": [
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/// {"name": "Bachelor of Engineering", "marks": 75},
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/// {"name": "Master of Engineering", "marks": 72},
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/// ],
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/// }
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/// ```
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///
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/// For the given data
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/// 1. To expand education pass => `["education"]`
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/// 2. To expand hobbies and education pass => `["hobbies", "education"]`
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/// 3. To expand the first element (index 0) of education list, this means
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/// we need to expand education too. In this case you need not to pass
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/// "education" separately. Just pass a list of all nested objects =>
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/// `[["education", 0]]`
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///
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/// ```dart
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/// JsonEditor(
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/// expandedObjects: const [
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/// "hobbies",
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/// ["education", 0] // expands nested object in education
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/// ],
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/// onChanged: (_) {},
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/// json: jsonEncode(data),
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/// )
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/// ```
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final List expandedObjects;
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@override
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State<JsonEditor> createState() => _JsonEditorState();
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}
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class _JsonEditorState extends State<JsonEditor> {
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Timer? _timer;
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Timer? _searchTimer;
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late dynamic _data;
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late final _themeColor = widget.themeColor ?? Theme.of(context).primaryColor;
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late Editors _editor = widget.editors.first;
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bool _onError = false;
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bool? allExpanded;
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late final _controller = TextEditingController()..text = _stringifyData(_data, 0, true);
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late final _scrollController = ScrollController();
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final _matchedKeys = <String, bool>{};
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final _matchedKeysLocation = <List>[];
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int? _focusedKey;
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int? _results;
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late final _expandedObjects = <String, bool>{
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["config"].toString(): true,
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if (widget.expandedObjects.isNotEmpty) ...getExpandedParents(),
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};
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Map<String, bool> getExpandedParents() {
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final map = <String, bool>{};
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for (var key in widget.expandedObjects) {
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if (key is List) {
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final newExpandList = ["config", ...key];
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for (int i = newExpandList.length - 1; i > 0; i--) {
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map[newExpandList.toString()] = true;
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newExpandList.removeLast();
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}
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} else {
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map[["config", key].toString()] = true;
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}
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}
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return map;
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}
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void callOnChanged() {
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if (_timer?.isActive ?? false) _timer?.cancel();
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_timer = Timer(widget.duration, () {
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widget.onChanged(jsonDecode(jsonEncode(_data)));
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});
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}
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void parseData(String value) {
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if (_timer?.isActive ?? false) _timer?.cancel();
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_timer = Timer(widget.duration, () {
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try {
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_data = jsonDecode(value);
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widget.onChanged(_data);
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setState(() {
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_onError = false;
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});
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} catch (_) {
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setState(() {
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_onError = true;
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});
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}
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});
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}
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void copyData() async {
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await Clipboard.setData(
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ClipboardData(text: jsonEncode(_data)),
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);
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}
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bool updateParentObjects(List newExpandList) {
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bool needsRebuilding = false;
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for (int i = newExpandList.length - 1; i >= 0; i--) {
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if (_expandedObjects[newExpandList.toString()] == null) {
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_expandedObjects[newExpandList.toString()] = true;
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needsRebuilding = true;
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}
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newExpandList.removeLast();
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}
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return needsRebuilding;
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}
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void findMatchingKeys(data, String text, List nestedParents) {
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if (data is Map) {
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final keys = data.keys.toList();
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for (var key in keys) {
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final keyName = key.toString();
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if (keyName.toLowerCase().contains(text) || (data[key] is String && data[key].toString().toLowerCase().contains(text))) {
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_results = _results! + 1;
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_matchedKeys[keyName] = true;
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_matchedKeysLocation.add([...nestedParents, key]);
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}
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if (data[key] is Map) {
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findMatchingKeys(data[key], text, [...nestedParents, key]);
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} else if (data[key] is List) {
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findMatchingKeys(data[key], text, [...nestedParents, key]);
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}
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}
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} else if (data is List) {
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for (int i = 0; i < data.length; i++) {
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final item = data[i];
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if (item is Map) {
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findMatchingKeys(item, text, [...nestedParents, i]);
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} else if (item is List) {
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findMatchingKeys(item, text, [...nestedParents, i]);
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}
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}
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}
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}
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void onSearch(String text) {
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if (_searchTimer?.isActive ?? false) _searchTimer?.cancel();
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_searchTimer = Timer(widget.searchDuration, () async {
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_matchedKeys.clear();
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_matchedKeysLocation.clear();
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_focusedKey = null;
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if (text.isEmpty) {
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setState(() {
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_results = null;
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});
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} else {
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_results = 0;
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findMatchingKeys(_data, text.toLowerCase(), ["config"]);
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setState(() {});
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if (_matchedKeys.isNotEmpty) {
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_focusedKey = 0;
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scrollTo(0);
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}
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}
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});
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}
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int getOffset(List toFind) {
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int offset = 1;
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bool keyFound = false;
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void calculateOffset(data, List parents, List toFind) {
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if (keyFound) return;
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if (data is Map) {
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for (var entry in data.entries) {
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if (keyFound) return;
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offset++;
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final newList = [...parents, entry.key];
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if (entry.key == toFind.last && newList.toString() == toFind.toString()) {
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keyFound = true;
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return;
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}
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if (entry.value is Map || entry.value is List) {
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if (_expandedObjects[newList.toString()] == true && !keyFound) {
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calculateOffset(entry.value, newList, toFind);
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}
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}
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}
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} else if (data is List) {
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for (int i = 0; i < data.length; i++) {
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if (keyFound) return;
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offset++;
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if (data[i] is Map || data[i] is List) {
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final newList = [...parents, i];
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if (_expandedObjects[newList.toString()] == true && !keyFound) {
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calculateOffset(data[i], newList, toFind);
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}
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}
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}
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}
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}
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calculateOffset(_data, ["config"], toFind);
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return offset;
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}
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void scrollTo(int index) {
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final toFind = [..._matchedKeysLocation[index]];
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final needsRebuilding = updateParentObjects(
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[..._matchedKeysLocation[index]]..removeLast(),
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);
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if (needsRebuilding) setState(() {});
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Future.delayed(const Duration(milliseconds: 150), () {
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_scrollController.animateTo(
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(getOffset(toFind) * _rowHeight) - 90,
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duration: const Duration(milliseconds: 200),
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curve: Curves.easeInOut,
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);
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});
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}
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void onSearchAction(_SearchActions action) {
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if (_matchedKeys.isEmpty) return;
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if (action == _SearchActions.next) {
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if (_focusedKey != null && _matchedKeysLocation.length - 1 > _focusedKey!) {
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_focusedKey = _focusedKey! + 1;
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} else {
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_focusedKey = 0;
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}
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} else {
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if (_focusedKey != null && _focusedKey! > 0) {
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_focusedKey = _focusedKey! - 1;
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} else {
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_focusedKey = _matchedKeysLocation.length - 1;
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}
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}
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scrollTo(_focusedKey!);
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}
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void expandAllObjects(data, List expandedList) {
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if (data is Map) {
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for (var entry in data.entries) {
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if (entry.value is Map || entry.value is List) {
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final newList = [...expandedList, entry.key];
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_expandedObjects[newList.toString()] = true;
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expandAllObjects(entry.value, newList);
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}
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}
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} else if (data is List) {
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for (int i = 0; i < data.length; i++) {
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if (data[i] is Map || data[i] is List) {
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final newList = [...expandedList, i];
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_expandedObjects[newList.toString()] = true;
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expandAllObjects(data[i], newList);
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}
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}
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}
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}
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Widget wrapWithHorizontolScroll(Widget child) {
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if (widget.enableHorizontalScroll) {
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return SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: child,
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);
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}
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return child;
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}
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@override
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void initState() {
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super.initState();
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_data = jsonDecode(widget.json);
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_enableMoreOptions = widget.enableMoreOptions;
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_enableKeyEdit = widget.enableKeyEdit;
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_enableValueEdit = widget.enableValueEdit;
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}
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@override
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void dispose() {
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_timer?.cancel();
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_controller.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return DecoratedBox(
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decoration: BoxDecoration(
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border: Border.all(
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width: _onError ? 2 : 1,
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color: _onError ? Colors.red : _themeColor,
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),
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),
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child: SizedBox(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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DecoratedBox(
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decoration: BoxDecoration(
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color: _themeColor,
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border: _onError
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? const Border(
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bottom: BorderSide(color: Colors.red, width: 2),
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)
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: null),
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child: Padding(
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padding: const EdgeInsets.symmetric(
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vertical: 6,
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horizontal: 10,
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),
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child: Row(
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children: [
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const Text('Config Editor: '),
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if (!widget.hideEditorsMenuButton)
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PopupMenuButton<Editors>(
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initialValue: _editor,
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tooltip: 'Change editor',
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padding: EdgeInsets.zero,
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onSelected: (value) {
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if (value == Editors.text) {
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_controller.text = _stringifyData(_data, 0, true);
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}
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setState(() {
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_editor = value;
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});
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},
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position: PopupMenuPosition.under,
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enabled: widget.editors.length > 1,
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constraints: const BoxConstraints(
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minWidth: 50,
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maxWidth: 150,
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),
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itemBuilder: (context) {
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return <PopupMenuEntry<Editors>>[
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PopupMenuItem<Editors>(
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height: _popupMenuHeight,
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padding: const EdgeInsets.symmetric(horizontal: 12),
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enabled: widget.editors.contains(Editors.tree),
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value: Editors.tree,
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child: const Text("Tree"),
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),
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PopupMenuItem<Editors>(
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height: _popupMenuHeight,
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padding: const EdgeInsets.symmetric(horizontal: 12),
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enabled: widget.editors.contains(Editors.text),
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value: Editors.text,
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child: const Text("Text"),
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),
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];
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},
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(_editor.name, style: _textStyle),
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const Icon(Icons.arrow_drop_down, size: 20),
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],
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),
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),
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const Spacer(),
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if (_editor == Editors.text) ...[
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const SizedBox(width: 20),
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InkWell(
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onTap: () {
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_controller.text = _stringifyData(_data, 0, true);
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},
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child: const Tooltip(
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message: 'Format',
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child: Icon(Icons.format_align_left, size: 20),
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),
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),
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] else ...[
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const SizedBox(width: 20),
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if (_results != null) ...[
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Text("$_results results"),
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const SizedBox(width: 5),
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],
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_SearchField(onSearch, onSearchAction),
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const SizedBox(width: 20),
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InkWell(
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onTap: () {
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_expandedObjects[["config"].toString()] = true;
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expandAllObjects(_data, ["config"]);
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setState(() {});
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},
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child: const Tooltip(
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message: 'Expand All',
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child: Icon(Icons.expand, size: 20),
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),
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),
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const SizedBox(width: 20),
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InkWell(
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onTap: () {
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_expandedObjects.clear();
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setState(() {});
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},
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child: const Tooltip(
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message: 'Collapse All',
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child: Icon(Icons.compress, size: 20),
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),
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),
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],
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const SizedBox(width: 20),
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InkWell(
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onTap: copyData,
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child: const Tooltip(
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message: 'Copy',
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|
child: Icon(Icons.copy, size: 20),
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),
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),
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if (widget.actions.isNotEmpty) const SizedBox(width: 20),
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...widget.actions,
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],
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),
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),
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),
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if (_editor == Editors.tree)
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Expanded(
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child: SingleChildScrollView(
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controller: _scrollController,
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physics: const ClampingScrollPhysics(),
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child: wrapWithHorizontolScroll(
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_Holder(
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key: UniqueKey(),
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data: _data,
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keyName: "config",
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paddingLeft: _space,
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onChanged: callOnChanged,
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|
parentObject: {"config": _data},
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setState: setState,
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matchedKeys: _matchedKeys,
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allParents: const ["config"],
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expandedObjects: _expandedObjects,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
if (_editor == Editors.text)
|
|
Expanded(
|
|
child: TextFormField(
|
|
controller: _controller,
|
|
onChanged: parseData,
|
|
maxLines: null,
|
|
minLines: null,
|
|
expands: true,
|
|
textAlignVertical: TextAlignVertical.top,
|
|
decoration: const InputDecoration(
|
|
border: InputBorder.none,
|
|
contentPadding: EdgeInsets.only(
|
|
left: 5,
|
|
top: 8,
|
|
bottom: 8,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
class _Holder extends StatefulWidget {
|
|
const _Holder({
|
|
super.key,
|
|
this.keyName,
|
|
required this.data,
|
|
required this.paddingLeft,
|
|
required this.onChanged,
|
|
required this.parentObject,
|
|
required this.setState,
|
|
required this.matchedKeys,
|
|
required this.allParents,
|
|
required this.expandedObjects,
|
|
});
|
|
|
|
final dynamic keyName;
|
|
final dynamic data;
|
|
final double paddingLeft;
|
|
final VoidCallback onChanged;
|
|
final dynamic parentObject;
|
|
final StateSetter setState;
|
|
final Map<String, bool> matchedKeys;
|
|
final List allParents;
|
|
final Map<String, bool> expandedObjects;
|
|
|
|
@override
|
|
State<_Holder> createState() => _HolderState();
|
|
}
|
|
|
|
class _HolderState extends State<_Holder> {
|
|
late bool isExpanded = widget.expandedObjects[widget.allParents.toString()] == true;
|
|
|
|
void _toggleState() {
|
|
if (!isExpanded) {
|
|
widget.expandedObjects[widget.allParents.toString()] = true;
|
|
} else {
|
|
widget.expandedObjects.remove(widget.allParents.toString());
|
|
}
|
|
setState(() {
|
|
isExpanded = !isExpanded;
|
|
});
|
|
}
|
|
|
|
void onSelected(_OptionItems selectedItem) {
|
|
if (selectedItem == _OptionItems.delete) {
|
|
if (widget.parentObject is Map) {
|
|
widget.parentObject.remove(widget.keyName);
|
|
} else {
|
|
widget.parentObject.removeAt(widget.keyName);
|
|
}
|
|
|
|
widget.setState(() {});
|
|
} else if (selectedItem == _OptionItems.map) {
|
|
if (widget.data is Map) {
|
|
widget.data[_newKey] = Map<String, dynamic>();
|
|
} else {
|
|
widget.data.add(Map<String, dynamic>());
|
|
}
|
|
|
|
setState(() {});
|
|
} else if (selectedItem == _OptionItems.list) {
|
|
if (widget.data is Map) {
|
|
widget.data[_newKey] = [];
|
|
} else {
|
|
widget.data.add([]);
|
|
}
|
|
|
|
setState(() {});
|
|
} else {
|
|
if (widget.data is Map) {
|
|
widget.data[_newKey] = _newDataValue[selectedItem];
|
|
} else {
|
|
widget.data.add(_newDataValue[selectedItem]);
|
|
}
|
|
|
|
setState(() {});
|
|
}
|
|
|
|
widget.onChanged();
|
|
}
|
|
|
|
void onKeyChanged(Object key) {
|
|
final val = widget.parentObject.remove(widget.keyName);
|
|
widget.parentObject[key] = val;
|
|
|
|
widget.onChanged();
|
|
widget.setState(() {});
|
|
}
|
|
|
|
void onValueChanged(Object value) {
|
|
widget.parentObject[widget.keyName] = value;
|
|
|
|
widget.onChanged();
|
|
}
|
|
|
|
Widget wrapWithColoredBox(Widget child, String key) {
|
|
if (widget.matchedKeys[key] == true) {
|
|
return ColoredBox(color: Theme.of(context).colorScheme.secondaryContainer, child: child);
|
|
}
|
|
return child;
|
|
}
|
|
|
|
String getChildSummary(_Holder widget) {
|
|
final data = widget.data;
|
|
|
|
var res = "{";
|
|
if (data is Map<String, dynamic>) {
|
|
if (widget.expandedObjects[widget.allParents.toString()] ?? false) return "";
|
|
final content = data as Map<String, dynamic>;
|
|
//res += "${data.length}";
|
|
if (content["type"] != null) {
|
|
res += "${content["type"]}";
|
|
}
|
|
if (content["tag"] != null) {
|
|
res += " [${content["tag"]}]";
|
|
} else {
|
|
final d = "$content";
|
|
res += " [${d.substring(0, min(20, d.length))}...]";
|
|
}
|
|
} else if (data is List) {
|
|
final content = data as List;
|
|
res += "${content.length}";
|
|
}
|
|
return res + "}";
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
if (widget.data is Map<String, dynamic>) {
|
|
final mapWidget = <Widget>[];
|
|
final widgetData = widget.data as Map<String, dynamic>;
|
|
final List<String> keys = widgetData.keys.toList();
|
|
for (var key in keys) {
|
|
mapWidget.add(_Holder(
|
|
key: Key(key),
|
|
data: widget.data[key],
|
|
keyName: key,
|
|
onChanged: widget.onChanged,
|
|
parentObject: widget.data,
|
|
paddingLeft: widget.paddingLeft + _space,
|
|
setState: setState,
|
|
matchedKeys: widget.matchedKeys,
|
|
allParents: [...widget.allParents, key],
|
|
expandedObjects: widget.expandedObjects,
|
|
));
|
|
}
|
|
|
|
return Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
SizedBox(
|
|
height: _rowHeight,
|
|
child: Row(
|
|
children: [
|
|
const SizedBox(width: _expandIconWidth),
|
|
if (_enableMoreOptions) _Options<Map>(onSelected),
|
|
SizedBox(width: widget.paddingLeft),
|
|
InkWell(
|
|
hoverColor: Colors.transparent,
|
|
splashColor: Colors.transparent,
|
|
onTap: _toggleState,
|
|
child: isExpanded ? _downArrow : _rightArrow,
|
|
),
|
|
const SizedBox(width: _expandIconWidth),
|
|
if (_enableKeyEdit && widget.parentObject is! List) ...[
|
|
_ReplaceTextWithField(
|
|
key: Key(widget.keyName.toString()),
|
|
initialValue: widget.keyName,
|
|
isKey: true,
|
|
onChanged: onKeyChanged,
|
|
setState: setState,
|
|
isHighlighted: widget.matchedKeys["${widget.keyName}"] == true,
|
|
),
|
|
_textSpacer,
|
|
Text(
|
|
getChildSummary(widget),
|
|
style: _textStyle,
|
|
),
|
|
] else
|
|
InkWell(
|
|
hoverColor: Colors.transparent,
|
|
splashColor: Colors.transparent,
|
|
onTap: _toggleState,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
wrapWithColoredBox(
|
|
Text("${widget.keyName}", style: _textStyle),
|
|
"${widget.keyName}",
|
|
),
|
|
_textSpacer,
|
|
Text(getChildSummary(widget), style: _textStyle),
|
|
],
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
if (isExpanded)
|
|
Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: mapWidget,
|
|
),
|
|
],
|
|
);
|
|
} else if (widget.data is List) {
|
|
final listWidget = <Widget>[];
|
|
final widgetData = widget.data as List;
|
|
for (int i = 0; i < widgetData.length; i++) {
|
|
listWidget.add(_Holder(
|
|
key: Key("$i"),
|
|
keyName: i,
|
|
data: widgetData[i],
|
|
onChanged: widget.onChanged,
|
|
parentObject: widget.data,
|
|
paddingLeft: widget.paddingLeft + _space,
|
|
setState: setState,
|
|
matchedKeys: widget.matchedKeys,
|
|
allParents: [...widget.allParents, i],
|
|
expandedObjects: widget.expandedObjects,
|
|
));
|
|
}
|
|
|
|
return Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
SizedBox(
|
|
height: _rowHeight,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
const SizedBox(width: _expandIconWidth),
|
|
if (_enableMoreOptions) _Options<List>(onSelected),
|
|
SizedBox(width: widget.paddingLeft),
|
|
InkWell(
|
|
hoverColor: Colors.transparent,
|
|
splashColor: Colors.transparent,
|
|
onTap: _toggleState,
|
|
child: isExpanded ? _downArrow : _rightArrow,
|
|
),
|
|
const SizedBox(width: _expandIconWidth),
|
|
if (_enableKeyEdit && widget.parentObject is! List) ...[
|
|
_ReplaceTextWithField(
|
|
key: Key(widget.keyName.toString()),
|
|
initialValue: widget.keyName,
|
|
isKey: true,
|
|
onChanged: onKeyChanged,
|
|
setState: setState,
|
|
isHighlighted: widget.matchedKeys["${widget.keyName}"] == true,
|
|
),
|
|
_textSpacer,
|
|
Text(
|
|
"[${widget.data.length}]",
|
|
style: _textStyle,
|
|
),
|
|
] else
|
|
InkWell(
|
|
hoverColor: Colors.transparent,
|
|
splashColor: Colors.transparent,
|
|
onTap: _toggleState,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
wrapWithColoredBox(
|
|
Text("${widget.keyName}", style: _textStyle),
|
|
"${widget.keyName}",
|
|
),
|
|
_textSpacer,
|
|
Text("[${widget.data.length}]", style: _textStyle),
|
|
],
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
if (isExpanded)
|
|
Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: listWidget,
|
|
),
|
|
],
|
|
);
|
|
} else {
|
|
return SizedBox(
|
|
height: _rowHeight,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
const SizedBox(width: _expandIconWidth),
|
|
if (_enableMoreOptions) _Options<String>(onSelected),
|
|
SizedBox(
|
|
width: widget.paddingLeft + (_expandIconWidth * 2),
|
|
),
|
|
Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
if (_enableKeyEdit) ...[
|
|
_ReplaceTextWithField(
|
|
key: Key(widget.keyName.toString()),
|
|
initialValue: widget.keyName,
|
|
isKey: true,
|
|
onChanged: onKeyChanged,
|
|
setState: setState,
|
|
isHighlighted: widget.matchedKeys["${widget.keyName}"] == true,
|
|
),
|
|
const Text(' :', style: _textStyle),
|
|
] else
|
|
Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
wrapWithColoredBox(
|
|
Text("${widget.keyName}", style: _textStyle),
|
|
"${widget.keyName}",
|
|
),
|
|
_textSpacer,
|
|
const Text(" :", style: _textStyle),
|
|
],
|
|
),
|
|
_textSpacer,
|
|
if (_enableValueEdit) ...[
|
|
_ReplaceTextWithField(
|
|
key: UniqueKey(),
|
|
initialValue: widget.data,
|
|
onChanged: onValueChanged,
|
|
setState: setState,
|
|
),
|
|
_textSpacer,
|
|
] else ...[
|
|
Text(widget.data.toString(), style: _textStyle),
|
|
_textSpacer,
|
|
],
|
|
],
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
class _ReplaceTextWithField extends StatefulWidget {
|
|
const _ReplaceTextWithField({
|
|
super.key,
|
|
required this.initialValue,
|
|
required this.onChanged,
|
|
required this.setState,
|
|
this.isKey = false,
|
|
this.isHighlighted = false,
|
|
});
|
|
|
|
final dynamic initialValue;
|
|
final bool isKey;
|
|
final ValueChanged<Object> onChanged;
|
|
final StateSetter setState;
|
|
final bool isHighlighted;
|
|
|
|
@override
|
|
State<_ReplaceTextWithField> createState() => _ReplaceTextWithFieldState();
|
|
}
|
|
|
|
class _ReplaceTextWithFieldState extends State<_ReplaceTextWithField> {
|
|
late final _focusNode = FocusNode();
|
|
bool _isFocused = false;
|
|
bool _value = false;
|
|
String _text = "";
|
|
late final BoxConstraints _constraints;
|
|
|
|
void handleChange() {
|
|
if (!_focusNode.hasFocus) {
|
|
_text = _text.trim();
|
|
final val = num.tryParse(_text);
|
|
if (val == null) {
|
|
widget.onChanged(_text);
|
|
} else {
|
|
widget.onChanged(val);
|
|
}
|
|
|
|
setState(() {
|
|
_isFocused = false;
|
|
});
|
|
}
|
|
}
|
|
|
|
Widget wrapWithColoredBox(String keyName) {
|
|
if (widget.isHighlighted) {
|
|
return ColoredBox(
|
|
color: Colors.amber,
|
|
child: Text(keyName, style: _textStyle),
|
|
);
|
|
}
|
|
return Text(keyName, style: _textStyle);
|
|
}
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
|
|
if (widget.initialValue is bool) {
|
|
_value = widget.initialValue as bool;
|
|
} else {
|
|
if (widget.initialValue == _newKey) {
|
|
_text = "";
|
|
_isFocused = true;
|
|
_focusNode.requestFocus();
|
|
} else {
|
|
_text = widget.initialValue.toString();
|
|
}
|
|
}
|
|
|
|
if (widget.isKey) {
|
|
_constraints = const BoxConstraints(minWidth: 20, maxWidth: 100);
|
|
} else if (widget.initialValue is num) {
|
|
_constraints = const BoxConstraints(minWidth: 20, maxWidth: 80);
|
|
} else {
|
|
_constraints = const BoxConstraints(minWidth: 20, maxWidth: 200);
|
|
}
|
|
|
|
_focusNode.addListener(handleChange);
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
_focusNode.removeListener(handleChange);
|
|
_focusNode.dispose();
|
|
super.dispose();
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
if (widget.initialValue is bool) {
|
|
return Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Transform.scale(
|
|
scale: 0.75,
|
|
child: Checkbox(
|
|
visualDensity: const VisualDensity(horizontal: -4, vertical: -4),
|
|
value: _value,
|
|
onChanged: (value) {
|
|
widget.onChanged(value!);
|
|
setState(() {
|
|
_value = value;
|
|
});
|
|
},
|
|
),
|
|
),
|
|
Text(_value.toString(), style: _textStyle),
|
|
],
|
|
);
|
|
} else {
|
|
if (_isFocused) {
|
|
return TextFormField(
|
|
initialValue: _text,
|
|
focusNode: _focusNode,
|
|
onChanged: (value) => _text = value,
|
|
autocorrect: false,
|
|
cursorWidth: 1,
|
|
style: _textStyle,
|
|
cursorHeight: 12,
|
|
decoration: InputDecoration(
|
|
constraints: _constraints,
|
|
border: InputBorder.none,
|
|
fillColor: Colors.transparent,
|
|
filled: true,
|
|
isDense: true,
|
|
contentPadding: const EdgeInsets.all(3),
|
|
focusedBorder: const OutlineInputBorder(
|
|
borderRadius: BorderRadius.zero,
|
|
borderSide: BorderSide(width: 0.3),
|
|
),
|
|
),
|
|
);
|
|
} else {
|
|
return InkWell(
|
|
onTap: () {
|
|
setState(() {
|
|
_isFocused = true;
|
|
});
|
|
_focusNode.requestFocus();
|
|
},
|
|
mouseCursor: MaterialStateMouseCursor.textable,
|
|
child: widget.initialValue is String && _text.isEmpty ? const SizedBox(width: 200, height: 18) : wrapWithColoredBox(_text),
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
class _Options<T> extends StatelessWidget {
|
|
const _Options(this.onSelected);
|
|
|
|
final void Function(_OptionItems) onSelected;
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return PopupMenuButton<_OptionItems>(
|
|
tooltip: 'Add new object',
|
|
padding: EdgeInsets.zero,
|
|
onSelected: onSelected,
|
|
itemBuilder: (context) {
|
|
return <PopupMenuEntry<_OptionItems>>[
|
|
if (T == Map)
|
|
const _PopupMenuWidget(Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
SizedBox(width: 5),
|
|
Icon(Icons.add),
|
|
SizedBox(width: 10),
|
|
Text("Insert", style: TextStyle(fontSize: 14)),
|
|
],
|
|
)),
|
|
if (T == List)
|
|
const _PopupMenuWidget(Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
SizedBox(width: 5),
|
|
Icon(Icons.add),
|
|
SizedBox(width: 10),
|
|
Text("Append", style: TextStyle(fontSize: 14)),
|
|
],
|
|
)),
|
|
if (T == Map || T == List) ...[
|
|
const PopupMenuItem<_OptionItems>(
|
|
height: _popupMenuHeight,
|
|
padding: EdgeInsets.only(left: _popupMenuItemPadding),
|
|
value: _OptionItems.string,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Icon(Icons.abc),
|
|
SizedBox(width: 10),
|
|
Text("String", style: TextStyle(fontSize: 14)),
|
|
],
|
|
),
|
|
),
|
|
const PopupMenuItem<_OptionItems>(
|
|
height: _popupMenuHeight,
|
|
padding: EdgeInsets.only(left: _popupMenuItemPadding),
|
|
value: _OptionItems.num,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Icon(Icons.onetwothree),
|
|
SizedBox(width: 10),
|
|
Text("Number", style: TextStyle(fontSize: 14)),
|
|
],
|
|
),
|
|
),
|
|
const PopupMenuItem<_OptionItems>(
|
|
height: _popupMenuHeight,
|
|
padding: EdgeInsets.only(left: _popupMenuItemPadding),
|
|
value: _OptionItems.bool,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Icon(Icons.check_rounded),
|
|
SizedBox(width: 10),
|
|
Text("Boolean", style: TextStyle(fontSize: 14)),
|
|
],
|
|
),
|
|
),
|
|
const PopupMenuItem<_OptionItems>(
|
|
height: _popupMenuHeight,
|
|
padding: EdgeInsets.only(left: _popupMenuItemPadding),
|
|
value: _OptionItems.map,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Icon(Icons.data_object),
|
|
SizedBox(width: 10),
|
|
Text("config", style: TextStyle(fontSize: 14)),
|
|
],
|
|
),
|
|
),
|
|
const PopupMenuItem<_OptionItems>(
|
|
height: _popupMenuHeight,
|
|
padding: EdgeInsets.only(left: _popupMenuItemPadding),
|
|
value: _OptionItems.list,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Icon(Icons.data_array),
|
|
SizedBox(width: 10),
|
|
Text("List", style: TextStyle(fontSize: 14)),
|
|
],
|
|
),
|
|
),
|
|
],
|
|
const PopupMenuDivider(height: 1),
|
|
const PopupMenuItem<_OptionItems>(
|
|
height: _popupMenuHeight,
|
|
padding: EdgeInsets.only(left: 5),
|
|
value: _OptionItems.delete,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Icon(Icons.delete),
|
|
SizedBox(width: 10),
|
|
Text("Delete", style: TextStyle(fontSize: 14)),
|
|
],
|
|
),
|
|
),
|
|
];
|
|
},
|
|
child: _options,
|
|
);
|
|
}
|
|
}
|
|
|
|
class _PopupMenuWidget extends PopupMenuEntry<Never> {
|
|
const _PopupMenuWidget(this.child);
|
|
|
|
final Widget child;
|
|
|
|
@override
|
|
final double height = _popupMenuHeight;
|
|
|
|
@override
|
|
bool represents(_) => false;
|
|
|
|
@override
|
|
State<_PopupMenuWidget> createState() => _PopupMenuWidgetState();
|
|
}
|
|
|
|
class _PopupMenuWidgetState extends State<_PopupMenuWidget> {
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return widget.child;
|
|
}
|
|
}
|
|
|
|
class _SearchField extends StatelessWidget {
|
|
final ValueChanged<String> onChanged;
|
|
final ValueChanged<_SearchActions> onAction;
|
|
|
|
const _SearchField(this.onChanged, this.onAction);
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return ColoredBox(
|
|
color: Theme.of(context).searchBarTheme.backgroundColor?.resolve({}) ?? Colors.black,
|
|
child: Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
const SizedBox(width: 2),
|
|
const Icon(CupertinoIcons.search, size: 20),
|
|
const SizedBox(width: 5),
|
|
TextField(
|
|
onChanged: onChanged,
|
|
autocorrect: false,
|
|
cursorWidth: 1,
|
|
// style: _textStyle,
|
|
cursorHeight: 12,
|
|
decoration: InputDecoration(
|
|
hintText: "Search",
|
|
hintStyle: Theme.of(context).textTheme.bodySmall,
|
|
constraints: BoxConstraints(maxWidth: 100),
|
|
border: InputBorder.none,
|
|
// fillColor: Colors.transparent,
|
|
// filled: true,
|
|
isDense: true,
|
|
contentPadding: EdgeInsets.all(3),
|
|
focusedBorder: InputBorder.none,
|
|
// hoverColor: Colors.transparent,
|
|
),
|
|
),
|
|
const SizedBox(width: 5),
|
|
InkWell(
|
|
onTap: () {
|
|
onAction(_SearchActions.next);
|
|
},
|
|
child: const Tooltip(
|
|
message: 'Next',
|
|
child: Icon(
|
|
CupertinoIcons.arrowtriangle_down_fill,
|
|
size: 20,
|
|
),
|
|
),
|
|
),
|
|
const SizedBox(width: 2),
|
|
InkWell(
|
|
onTap: () {
|
|
onAction(_SearchActions.prev);
|
|
},
|
|
child: const Tooltip(
|
|
message: 'Previous',
|
|
child: Icon(
|
|
CupertinoIcons.arrowtriangle_up_fill,
|
|
size: 20,
|
|
),
|
|
),
|
|
),
|
|
const SizedBox(width: 5),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
List<String> _getSpace(int count) {
|
|
if (count == 0) return ['', ' '];
|
|
|
|
String space = '';
|
|
for (int i = 0; i < count; i++) {
|
|
space += ' ';
|
|
}
|
|
return [space, '$space '];
|
|
}
|
|
|
|
String _stringifyData(data, int spacing, [bool isLast = false]) {
|
|
String str = '';
|
|
final spaceList = _getSpace(spacing);
|
|
final objectSpace = spaceList[0];
|
|
final dataSpace = spaceList[1];
|
|
|
|
if (data is Map) {
|
|
str += '$objectSpace{';
|
|
str += '\n';
|
|
final keys = data.keys.toList();
|
|
for (int i = 0; i < keys.length; i++) {
|
|
str += '$dataSpace"${keys[i]}": ${_stringifyData(data[keys[i]], spacing + 1, i == keys.length - 1)}';
|
|
str += '\n';
|
|
}
|
|
str += '$objectSpace}';
|
|
if (!isLast) str += ',';
|
|
} else if (data is List) {
|
|
str += '$objectSpace[';
|
|
str += '\n';
|
|
for (int i = 0; i < data.length; i++) {
|
|
final item = data[i];
|
|
if (item is Map || item is List) {
|
|
str += _stringifyData(item, spacing + 1, i == data.length - 1);
|
|
} else {
|
|
str += '$dataSpace${_stringifyData(item, spacing + 1, i == data.length - 1)}';
|
|
}
|
|
str += '\n';
|
|
}
|
|
str += '$objectSpace]';
|
|
if (!isLast) str += ',';
|
|
} else {
|
|
if (data is String) {
|
|
str = '"$data"';
|
|
} else {
|
|
str = '$data';
|
|
}
|
|
if (!isLast) str += ',';
|
|
}
|
|
|
|
return str;
|
|
}
|