torc-tv: Add stack.js

programs/torc-tv/qml/stack.js

@@ -0,0 +1,29 @@
+.pragma library
+
+// A simple stack function that mimics/replicates QStack
+function Stack() {
+    var stack = [];
+
+    this.clear = function() {
+        stack = [];
+    }
+
+    this.push = function(element) {
+        stack.push(element);
+    };
+
+    this.pop = function() {
+        stack.pop();
+    };
+
+    this.size = function() {
+        return stack.length;
+    }
+
+    this.top = function() {
+        if (stack.length > 0) {
+            return stack[stack.length - 1];
+        }
+        return undefined;
+    }
+}