Merge branch 'master'

nativescript-core/timer/timer.android.ts

@@ -0,0 +1,80 @@
+/**
+ * Android specific timer functions implementation.
+ */
+let timeoutHandler;
+const timeoutCallbacks = {};
+let timerId = 0;
+
+function createHandlerAndGetId(): number {
+    if (!timeoutHandler) {
+        timeoutHandler = new android.os.Handler(android.os.Looper.myLooper());
+    }
+
+    timerId++;
+
+    return timerId;
+}
+
+export function setTimeout(callback: Function, milliseconds = 0, ...args): number {
+    // Cast to Number
+    milliseconds += 0;
+
+    const id = createHandlerAndGetId();
+    const invoke = () => callback(...args);
+    const zoneBound = zonedCallback(invoke);
+
+    const runnable = new java.lang.Runnable({
+        run: () => {
+            zoneBound();
+
+            if (timeoutCallbacks[id]) {
+                delete timeoutCallbacks[id];
+            }
+        }
+    });
+
+    if (!timeoutCallbacks[id]) {
+        timeoutCallbacks[id] = runnable;
+    }
+
+    timeoutHandler.postDelayed(runnable, long(milliseconds));
+
+    return id;
+}
+
+export function clearTimeout(id: number): void {
+    let index = id;
+    if (timeoutCallbacks[index]) {
+        timeoutHandler.removeCallbacks(timeoutCallbacks[index]);
+        delete timeoutCallbacks[index];
+    }
+}
+
+export function setInterval(callback: Function, milliseconds = 0, ...args): number {
+    // Cast to Number
+    milliseconds += 0;
+
+    const id = createHandlerAndGetId();
+    const handler = timeoutHandler;
+    const invoke = () => callback(...args);
+    const zoneBound = zonedCallback(invoke);
+
+    const runnable = new java.lang.Runnable({
+        run: () => {
+            zoneBound();
+            if (timeoutCallbacks[id]) {
+                handler.postDelayed(runnable, long(milliseconds));
+            }
+        }
+    });
+
+    if (!timeoutCallbacks[id]) {
+        timeoutCallbacks[id] = runnable;
+    }
+
+    timeoutHandler.postDelayed(runnable, long(milliseconds));
+
+    return id;
+}
+
+export const clearInterval = clearTimeout;