Hide the status bar item when there's no .haxerc

+ broader activation events, since workspaceContains doesn't work as I had hoped (microsoft/vscode#28122)

package.json

@@ -36,7 +36,11 @@
 	},
 	"main": "bin/extension.js",
 	"activationEvents": [
-		"workspaceContains:.haxerc"
+		"onLanguage:haxe",
+		"workspaceContains:.haxerc",
+		"workspaceContains:haxe_libraries",
+		"workspaceContains:./*.hxml",
+		"onCommand:lix.selectHaxeVersion"
 	],
 	"contributes": {
 		"commands": [

src/HaxeVersionSelector.hx

@@ -24,12 +24,12 @@ class HaxeVersionSelector {
 	}
 
 	public function updateStatusBarItem() {
+		var scope = Scope.seek({cwd: cwd});
 		var activeEditor = window.activeTextEditor;
-		if (activeEditor == null || activeEditor.document.languageId != "haxe") {
+		if (activeEditor == null || activeEditor.document.languageId != "haxe" || scope.isGlobal) {
 			statusBarItem.hide();
 			return;
 		}
-		var scope = Scope.seek({cwd: cwd});
 		statusBarItem.text = scope.haxeInstallation.version;
 		statusBarItem.show();
 	}
@@ -63,6 +63,8 @@ class HaxeVersionSelector {
 					select: installAnotherVersion.bind(items.map(item -> item.label))
 				});
 
+				// TODO: switch to path
+
 				showSelectableQuickPick(items, "Select an installed Haxe version to switch to");
 			});
 		});