Revert changes on filebrowser watches

Reverted because it could have caused freezes and
another fix for the problem was found here : HaxeFoundation/haxe@1568248

reverts dd17aa7 and
cfcd4e1.

Author: EspeuteClement

hide_js/hide/tools/FileManager.hx

@@ -52,7 +52,7 @@ class FileEntry {
 	public var vcsStatus: VCSStatus = None;
 	public var ignored: Bool = false;
 
-	var nativeWatcher = null;
+	var registeredWatcher : hide.tools.FileWatcher.FileWatchEvent = null;
 
 	public function new(name: String, parent: FileEntry, kind: FileKind) {
 		this.name = name;
@@ -78,8 +78,10 @@ class FileEntry {
 		}
 		disposed = true;
 		children = null;
-		nativeWatcher.close();
-		nativeWatcher = null;
+		if (registeredWatcher != null) {
+			hide.Ide.inst.fileWatcher.unregister(this.getPath(), registeredWatcher.fun);
+			registeredWatcher = null;
+		}
 		FileManager.inst.fileIndex.remove(this.getRelPath());
 	}
 
@@ -130,24 +132,11 @@ class FileEntry {
 	}
 
 	function watch() {
-		if (kind == Dir) {
-			nativeWatcher = js.node.Fs.watch(getPath(), onWatcherEvent);
-		}
-	}
-
-	function onWatcherEvent(type, path) {
-		if (path == ".tmp")
-			return;
-
-		var base = getRelPath();
-		var filePath : String = base.length > 0 ? base + "/" + path : path;
+		if (registeredWatcher != null)
+			throw "already watching";
 
-		var child = FileManager.inst.getFileEntry(filePath);
-		if (child != null) {
-			FileManager.inst.fileChangeInternal(child);
-		} else {
-			FileManager.inst.fileChangeInternal(this);
-		}
+		var rel = this.getRelPath();
+		registeredWatcher = hide.Ide.inst.fileWatcher.register(rel, FileManager.inst.fileChangeInternal.bind(this), true);
 	}
 
 	public inline function getRelPath() {
@@ -220,8 +209,6 @@ class FileManager {
 
 	var fileEntryRefreshDelay : Delayer<FileEntry>;
 
-	var watcher : js.node.fs.FSWatcher;
-
 	var retries = 0;
 	static final maxRetries = 5;