1 | "use strict";
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16 |
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17 | var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
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18 | var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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19 | if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
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20 | else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
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21 | return c > 3 && r && Object.defineProperty(target, key, r), r;
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22 | };
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23 | var __metadata = (this && this.__metadata) || function (k, v) {
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24 | if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
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25 | };
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26 | Object.defineProperty(exports, "__esModule", { value: true });
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27 | exports.TreeModelImpl = exports.TreeModel = void 0;
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28 | const inversify_1 = require("inversify");
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29 | const event_1 = require("../../common/event");
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30 | const disposable_1 = require("../../common/disposable");
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31 | const logger_1 = require("../../common/logger");
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32 | const tree_1 = require("./tree");
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33 | const tree_selection_1 = require("./tree-selection");
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34 | const tree_expansion_1 = require("./tree-expansion");
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35 | const tree_navigation_1 = require("./tree-navigation");
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36 | const tree_iterator_1 = require("./tree-iterator");
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37 | const tree_search_1 = require("./tree-search");
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38 | const tree_focus_service_1 = require("./tree-focus-service");
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39 |
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40 |
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41 |
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42 | exports.TreeModel = Symbol('TreeModel');
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43 | let TreeModelImpl = class TreeModelImpl {
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44 | constructor() {
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45 | this.onChangedEmitter = new event_1.Emitter();
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46 | this.onOpenNodeEmitter = new event_1.Emitter();
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47 | this.toDispose = new disposable_1.DisposableCollection();
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48 | }
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49 | init() {
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50 | this.toDispose.push(this.tree);
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51 | this.toDispose.push(this.tree.onChanged(() => this.fireChanged()));
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52 | this.toDispose.push(this.selectionService);
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53 | this.toDispose.push(this.expansionService);
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54 | this.toDispose.push(this.expansionService.onExpansionChanged(node => {
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55 | this.fireChanged();
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56 | this.handleExpansion(node);
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57 | }));
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58 | this.toDispose.push(this.onOpenNodeEmitter);
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59 | this.toDispose.push(this.onChangedEmitter);
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60 | this.toDispose.push(this.treeSearch);
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61 | }
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62 | dispose() {
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63 | this.toDispose.dispose();
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64 | }
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65 | handleExpansion(node) {
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66 | this.selectIfAncestorOfSelected(node);
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67 | }
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68 | |
69 |
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70 |
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71 | selectIfAncestorOfSelected(node) {
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72 | if (!node.expanded && this.selectedNodes.some(selectedNode => tree_1.CompositeTreeNode.isAncestor(node, selectedNode))) {
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73 | if (tree_selection_1.SelectableTreeNode.isVisible(node)) {
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74 | this.selectNode(node);
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75 | }
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76 | }
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77 | }
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78 | get root() {
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79 | return this.tree.root;
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80 | }
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81 | set root(root) {
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82 | this.tree.root = root;
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83 | }
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84 | get onChanged() {
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85 | return this.onChangedEmitter.event;
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86 | }
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87 | get onOpenNode() {
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88 | return this.onOpenNodeEmitter.event;
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89 | }
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90 | fireChanged() {
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91 | this.onChangedEmitter.fire(undefined);
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92 | }
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93 | get onNodeRefreshed() {
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94 | return this.tree.onNodeRefreshed;
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95 | }
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96 | getNode(id) {
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97 | return this.tree.getNode(id);
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98 | }
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99 | getFocusedNode() {
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100 | return this.focusService.focusedNode;
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101 | }
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102 | validateNode(node) {
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103 | return this.tree.validateNode(node);
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104 | }
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105 | async refresh(parent) {
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106 | if (parent) {
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107 | return this.tree.refresh(parent);
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108 | }
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109 | return this.tree.refresh();
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110 | }
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111 |
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112 | get selectedNodes() {
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113 | return this.selectionService.selectedNodes;
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114 | }
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115 |
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116 | get onSelectionChanged() {
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117 | return this.selectionService.onSelectionChanged;
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118 | }
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119 | get onExpansionChanged() {
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120 | return this.expansionService.onExpansionChanged;
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121 | }
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122 | async expandNode(raw) {
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123 | for (const node of this.getExpansionCandidates(raw)) {
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124 | if (tree_expansion_1.ExpandableTreeNode.is(node)) {
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125 | return this.expansionService.expandNode(node);
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126 | }
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127 | }
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128 | return undefined;
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129 | }
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130 | *getExpansionCandidates(raw) {
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131 | yield raw;
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132 | yield this.getFocusedNode();
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133 | yield* this.selectedNodes;
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134 | }
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135 | async collapseNode(raw) {
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136 | for (const node of this.getExpansionCandidates(raw)) {
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137 | if (tree_expansion_1.ExpandableTreeNode.is(node)) {
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138 | return this.expansionService.collapseNode(node);
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139 | }
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140 | }
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141 | return false;
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142 | }
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143 | async collapseAll(raw) {
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144 | const node = raw || this.getFocusedNode();
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145 | if (tree_selection_1.SelectableTreeNode.is(node)) {
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146 | this.selectNode(node);
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147 | }
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148 | if (tree_1.CompositeTreeNode.is(node)) {
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149 | return this.expansionService.collapseAll(node);
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150 | }
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151 | return false;
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152 | }
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153 | async toggleNodeExpansion(raw) {
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154 | for (const node of raw ? [raw] : this.selectedNodes) {
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155 | if (tree_expansion_1.ExpandableTreeNode.is(node)) {
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156 | await this.expansionService.toggleNodeExpansion(node);
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157 | }
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158 | }
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159 | }
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160 | selectPrevNode(type = tree_selection_1.TreeSelection.SelectionType.DEFAULT) {
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161 | const node = this.getPrevSelectableNode();
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162 | if (node) {
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163 | this.addSelection({ node, type });
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164 | }
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165 | }
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166 | getPrevSelectableNode(node = this.getFocusedNode()) {
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167 | if (!node) {
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168 | return this.getNextSelectableNode(this.root);
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169 | }
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170 | const iterator = this.createBackwardIterator(node);
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171 | return iterator && this.doGetNextNode(iterator, this.isVisibleSelectableNode.bind(this));
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172 | }
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173 | selectNextNode(type = tree_selection_1.TreeSelection.SelectionType.DEFAULT) {
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174 | const node = this.getNextSelectableNode();
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175 | if (node) {
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176 | this.addSelection({ node, type });
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177 | }
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178 | }
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179 | getNextSelectableNode(node) {
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180 | var _a;
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181 | if (node === void 0) { node = (_a = this.getFocusedNode()) !== null && _a !== void 0 ? _a : this.root; }
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182 | const iterator = this.createIterator(node);
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183 | return iterator && this.doGetNextNode(iterator, this.isVisibleSelectableNode.bind(this));
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184 | }
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185 | doGetNextNode(iterator, criterion) {
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186 |
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187 | iterator.next();
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188 | let result = iterator.next();
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189 | while (!result.done) {
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190 | if (criterion(result.value)) {
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191 | return result.value;
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192 | }
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193 | result = iterator.next();
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194 | }
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195 | return undefined;
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196 | }
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197 | isVisibleSelectableNode(node) {
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198 | return tree_selection_1.SelectableTreeNode.isVisible(node);
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199 | }
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200 | createBackwardIterator(node) {
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201 | const { filteredNodes } = this.treeSearch;
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202 | if (filteredNodes.length === 0) {
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203 | return node ? new tree_iterator_1.BottomUpTreeIterator(node, { pruneCollapsed: true }) : undefined;
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204 | }
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205 | if (node && filteredNodes.indexOf(node) === -1) {
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206 | return undefined;
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207 | }
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208 | return tree_iterator_1.Iterators.cycle(filteredNodes.slice().reverse(), node);
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209 | }
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210 | createIterator(node) {
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211 | const { filteredNodes } = this.treeSearch;
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212 | if (filteredNodes.length === 0) {
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213 | return node && this.createForwardIteratorForNode(node);
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214 | }
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215 | if (node && filteredNodes.indexOf(node) === -1) {
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216 | return undefined;
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217 | }
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218 | return tree_iterator_1.Iterators.cycle(filteredNodes, node);
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219 | }
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220 | createForwardIteratorForNode(node) {
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221 | return new tree_iterator_1.TopDownTreeIterator(node, { pruneCollapsed: true });
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222 | }
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223 | openNode(raw) {
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224 | const node = raw !== null && raw !== void 0 ? raw : this.focusService.focusedNode;
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225 | if (node) {
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226 | this.doOpenNode(node);
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227 | this.onOpenNodeEmitter.fire(node);
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228 | }
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229 | }
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230 | doOpenNode(node) {
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231 | if (tree_expansion_1.ExpandableTreeNode.is(node)) {
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232 | this.toggleNodeExpansion(node);
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233 | }
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234 | }
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235 | selectParent() {
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236 | const node = this.getFocusedNode();
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237 | if (node) {
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238 | const parent = tree_selection_1.SelectableTreeNode.getVisibleParent(node);
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239 | if (parent) {
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240 | this.selectNode(parent);
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241 | }
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242 | }
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243 | }
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244 | async navigateTo(nodeOrId) {
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245 | if (nodeOrId) {
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246 | const node = typeof nodeOrId === 'string' ? this.getNode(nodeOrId) : nodeOrId;
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247 | if (node) {
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248 | this.navigationService.push(node);
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249 | await this.doNavigate(node);
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250 | return node;
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251 | }
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252 | }
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253 | return undefined;
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254 | }
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255 | canNavigateForward() {
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256 | return !!this.navigationService.next;
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257 | }
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258 | canNavigateBackward() {
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259 | return !!this.navigationService.prev;
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260 | }
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261 | async navigateForward() {
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262 | const node = this.navigationService.advance();
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263 | if (node) {
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264 | await this.doNavigate(node);
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265 | }
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266 | }
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267 | async navigateBackward() {
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268 | const node = this.navigationService.retreat();
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269 | if (node) {
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270 | await this.doNavigate(node);
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271 | }
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272 | }
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273 | async doNavigate(node) {
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274 | this.tree.root = node;
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275 | if (tree_expansion_1.ExpandableTreeNode.is(node)) {
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276 | await this.expandNode(node);
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277 | }
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278 | if (tree_selection_1.SelectableTreeNode.is(node)) {
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279 | this.selectNode(node);
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280 | }
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281 | }
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282 | addSelection(selectionOrTreeNode) {
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283 | this.selectionService.addSelection(selectionOrTreeNode);
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284 | }
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285 | clearSelection() {
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286 | this.selectionService.clearSelection();
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287 | }
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288 | selectNode(node) {
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289 | this.addSelection(node);
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290 | }
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291 | toggleNode(node) {
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292 | this.addSelection({ node, type: tree_selection_1.TreeSelection.SelectionType.TOGGLE });
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293 | }
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294 | selectRange(node) {
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295 | this.addSelection({ node, type: tree_selection_1.TreeSelection.SelectionType.RANGE });
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296 | }
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297 | storeState() {
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298 | return {
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299 | selection: this.selectionService.storeState()
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300 | };
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301 | }
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302 | restoreState(state) {
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303 | if (state.selection) {
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304 | this.selectionService.restoreState(state.selection);
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305 | }
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306 | }
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307 | get onDidChangeBusy() {
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308 | return this.tree.onDidChangeBusy;
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309 | }
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310 | markAsBusy(node, ms, token) {
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311 | return this.tree.markAsBusy(node, ms, token);
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312 | }
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313 | };
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314 | __decorate([
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315 | (0, inversify_1.inject)(logger_1.ILogger),
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316 | __metadata("design:type", Object)
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317 | ], TreeModelImpl.prototype, "logger", void 0);
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318 | __decorate([
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319 | (0, inversify_1.inject)(tree_1.Tree),
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320 | __metadata("design:type", Object)
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321 | ], TreeModelImpl.prototype, "tree", void 0);
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322 | __decorate([
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323 | (0, inversify_1.inject)(tree_selection_1.TreeSelectionService),
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324 | __metadata("design:type", Object)
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325 | ], TreeModelImpl.prototype, "selectionService", void 0);
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326 | __decorate([
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327 | (0, inversify_1.inject)(tree_expansion_1.TreeExpansionService),
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328 | __metadata("design:type", Object)
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329 | ], TreeModelImpl.prototype, "expansionService", void 0);
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330 | __decorate([
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331 | (0, inversify_1.inject)(tree_navigation_1.TreeNavigationService),
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332 | __metadata("design:type", tree_navigation_1.TreeNavigationService)
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333 | ], TreeModelImpl.prototype, "navigationService", void 0);
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334 | __decorate([
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335 | (0, inversify_1.inject)(tree_focus_service_1.TreeFocusService),
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336 | __metadata("design:type", Object)
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337 | ], TreeModelImpl.prototype, "focusService", void 0);
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338 | __decorate([
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339 | (0, inversify_1.inject)(tree_search_1.TreeSearch),
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340 | __metadata("design:type", tree_search_1.TreeSearch)
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341 | ], TreeModelImpl.prototype, "treeSearch", void 0);
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342 | __decorate([
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343 | (0, inversify_1.postConstruct)(),
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344 | __metadata("design:type", Function),
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345 | __metadata("design:paramtypes", []),
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346 | __metadata("design:returntype", void 0)
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347 | ], TreeModelImpl.prototype, "init", null);
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348 | TreeModelImpl = __decorate([
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349 | (0, inversify_1.injectable)()
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350 | ], TreeModelImpl);
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351 | exports.TreeModelImpl = TreeModelImpl;
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352 |
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