docs. better cleanup.

README.md

@@ -157,7 +157,11 @@ The base node which everything inherits from.
 ##### Properties:
 
 - inherits all from EventEmitter.
+- **options** - original options object.
+- **parent** - parent node.
+- **screen** - parent screen.
 - **children** - array of node's children.
+- **data, _, $** - an object for any miscellanous user data.
 
 ##### Events:
 

lib/widget.js

@@ -143,10 +143,25 @@ function Screen(options) {
   this.program.alternateBuffer();
   this.program.hideCursor();
 
-  process.on('exit', function() {
+  function reset() {
+    if (reset.done) return;
+    reset.done = true;
     self.program.clear();
     self.program.showCursor();
     self.program.normalBuffer();
+    if (self._listenedMouse) {
+      self.program.disableMouse();
+    }
+  }
+
+  process.on('uncaughtException', function(err) {
+    reset();
+    if (err) console.error(err.stack + '');
+    return process.exit(0);
+  });
+
+  process.on('exit', function() {
+    reset();
   });
 
   this.on('newListener', function fn(type) {
@@ -175,10 +190,6 @@ Screen.prototype._listenMouse = function(el) {
 
   this.program.enableMouse();
 
-  process.on('exit', function() {
-    self.program.disableMouse();
-  });
-
   //this.on('element click', function(el) {
   //  el.focus();
   //});