From 785f309512f7632b74ae23bc8edd97ff417eff6e Mon Sep 17 00:00:00 2001
From: Stephen Birarda <commit@birarda.com>
Date: Mon, 17 Nov 2014 11:09:07 -0800
Subject: [PATCH] use slightly more advanced event handling in native glue main

---
 gvr-interface/src/main.cpp | 42 ++++++++++++++++++++++++++++++++++----
 1 file changed, 38 insertions(+), 4 deletions(-)

diff --git a/gvr-interface/src/main.cpp b/gvr-interface/src/main.cpp
index 2d3db0d843..775b23cfca 100644
--- a/gvr-interface/src/main.cpp
+++ b/gvr-interface/src/main.cpp
@@ -12,12 +12,46 @@
 #include <android_native_app_glue.h>
 #include <android/log.h>
 
-#define APPNAME "Interface"
+// usage of log
+#define APP_NAME "Interface"
+
+// usage of log
+#define LOGINFO(x...) __android_log_print(ANDROID_LOG_INFO, APP_NAME, x)
+
+// handle commands
+static void custom_handle_cmd(struct android_app* app, int32_t cmd) {
+    switch(cmd) {
+       case APP_CMD_INIT_WINDOW:
+        LOGINFO("GearVR Interface, reporting for duty");
+        break;
+    }
+}
 
 void android_main(struct android_app* state) {
+    // Make sure glue isn't stripped.
     app_dummy();
+     
+    int events;
     
-    __android_log_print(ANDROID_LOG_INFO, APPNAME, "GearVR Interface, reporting for duty");
-  
-    ANativeActivity_finish(state->activity);
+    // set up so when commands happen we call our custom handler
+    state->onAppCmd = custom_handle_cmd; 
+        
+    while (1) {
+        struct android_poll_source* source;
+
+        // we block for events 
+        while (ALooper_pollAll(-1, NULL, &events, (void**)&source) >= 0) {
+
+            // Process this event.
+            if (source != NULL) {
+                source->process(state, source);
+            }
+
+            // Check if we are exiting.
+            if (state->destroyRequested != 0) {
+                LOGINFO("We are exiting");
+                return;
+            }
+        }    
+    }
 }
\ No newline at end of file