[WIP] Folders coloring

src/extension.ts

@@ -13,6 +13,7 @@ import { StringUtility } from './utility/stringUtility';
 import { Labels } from './config/labels';
 import { FileDataAccess } from './data/fileDataAccess';
 import { LoggingUtility } from './utility/loggingUtility';
+import { DecorationProvider } from './provider/decorationProvider';
 
 /**
  * Activate extension by initializing views for snippets and feature commands.
@@ -61,7 +62,9 @@ export function activate(context: vscode.ExtensionContext) {
     // initialize global snippets
     const dataAccess = new MementoDataAccess(context.globalState);
     const snippetService = new SnippetService(dataAccess);
-    const snippetsProvider = new SnippetsProvider(snippetService, allLanguages);
+    const decorationProvider = new DecorationProvider();
+    context.subscriptions.push(decorationProvider);
+    const snippetsProvider = new SnippetsProvider(snippetService, allLanguages, decorationProvider);
     let cipDisposable: { dispose(): any } = {
         dispose: function () {
         }
@@ -254,7 +257,7 @@ export function activate(context: vscode.ExtensionContext) {
                 if (!wsSnippetsExplorer) {
                     const wsDataAccess = new FileDataAccess(snippetsPath);
                     wsSnippetService = new SnippetService(wsDataAccess);
-                    wsSnippetsProvider = new SnippetsProvider(wsSnippetService, allLanguages);
+                    wsSnippetsProvider = new SnippetsProvider(wsSnippetService, allLanguages, decorationProvider);
 
                     wsSnippetsExplorer = vscode.window.createTreeView('wsSnippetsExplorer', {
                         treeDataProvider: wsSnippetsProvider,

src/provider/decorationProvider.ts

@@ -0,0 +1,35 @@
+import * as vscode from 'vscode';
+
+export class DecorationProvider implements vscode.FileDecorationProvider {
+	private _disposables: vscode.Disposable[] = [];
+
+	private _onDidChangeFileDecorations: vscode.EventEmitter<vscode.Uri | vscode.Uri[]> = new vscode.EventEmitter<vscode.Uri | vscode.Uri[]>();
+	onDidChangeFileDecorations: vscode.Event<vscode.Uri | vscode.Uri[]> = this._onDidChangeFileDecorations.event;
+
+	constructor() {
+		this._disposables.push(vscode.window.registerFileDecorationProvider(this));
+	}
+
+    async decorateSnippet(resourceUri: vscode.Uri): Promise<void>  {
+        // if (snippet.contextValue?.startsWith('snippet')) {
+            this._onDidChangeFileDecorations.fire(resourceUri);
+        // }
+      }
+
+	provideFileDecoration(uri: vscode.Uri, _token: vscode.CancellationToken): vscode.ProviderResult<vscode.FileDecoration> {
+		if (!uri.scheme.startsWith('snippets')) {
+			return;
+		}	
+        return {
+				propagate: false,
+				// badge: "⇐",
+                color: new vscode.ThemeColor("charts.red"), 
+				tooltip: 'unread notification'
+		};
+	}
+
+
+	dispose() {
+		this._disposables.forEach(dispose => dispose.dispose());
+	}
+}

src/provider/snippetsProvider.ts

@@ -4,9 +4,10 @@ import { CommandsConsts } from '../config/commands';
 import { SnippetService } from '../service/snippetService';
 import { Labels } from '../config/labels';
 import { LoggingUtility } from '../utility/loggingUtility';
+import { DecorationProvider } from './decorationProvider';
 
 export class SnippetsProvider implements vscode.TreeDataProvider<Snippet>, vscode.TreeDragAndDropController<Snippet> {
-    constructor(private _snippetService: SnippetService, private _languagesConfig: any[]) { }
+    constructor(private _snippetService: SnippetService, private _languagesConfig: any[], private _decorationProvider: DecorationProvider) { }
 
     dropMimeTypes: readonly string[] = ['application/vnd.code.tree.snippetsProvider'];
     dragMimeTypes: readonly string[] = ['text/uri-list'];
@@ -194,6 +195,9 @@ export class SnippetsProvider implements vscode.TreeDataProvider<Snippet>, vscod
             } else {
                 treeItem.iconPath = vscode.ThemeIcon.Folder;
             }
+            treeItem.resourceUri = vscode.Uri.parse(`snippets:${snippet.id}`);
+            // decorate item
+            this._decorationProvider.decorateSnippet(treeItem.resourceUri);
         } else {
             treeItem.tooltip = snippet.description ? `(${snippet.description})\n${snippet.value}` : `${snippet.value}`;
             treeItem.contextValue = 'snippet';