Changeset 3299 for pjproject/trunk/pjsip-apps/src/ipjsua/Classes/ipjsuaAppDelegate.m

Timestamp:

Aug 27, 2010 6:46:29 AM (14 years ago)

Author:

ming

Message:

Closed ticket #1107: iOS4 background feature

• pjlib:
  • add support for activesock TCP to work in background mode.
  • add feature in ioqueue to recreate closed UDP sockets.
• pjsip-apps:
  • ipjsua: add support for iPhone OS 4 background mode
  • ipjsystest: add support for iPhone OS 4 background mode

File:

• pjproject/trunk/pjsip-apps/src/ipjsua/Classes/ipjsuaAppDelegate.m (modified) (5 diffs)

pjproject/trunk/pjsip-apps/src/ipjsua/Classes/ipjsuaAppDelegate.m

@@ -8 +8 @@
 
 #import <pjlib.h>
+#import <pjsua.h>
 #import "ipjsuaAppDelegate.h"
 
@@ -19 +20 @@
 
 /* Sleep interval duration */
-#define SLEEP_INTERVAL  0.5
+#define SLEEP_INTERVAL      0.5
 /* Determine whether we should print the messages in the debugger
  * console as well
  */
-#define DEBUGGER_PRINT  1
+#define DEBUGGER_PRINT      1
 /* Whether we should show pj log messages in the text area */
-#define SHOW_LOG        1
-#define PATH_LENGTH     PJ_MAXPATH
+#define SHOW_LOG            1
+#define PATH_LENGTH         PJ_MAXPATH
+#define KEEP_ALIVE_INTERVAL 600
 
 extern pj_bool_t app_restart;
@@ -35 +37 @@
 ipjsuaAppDelegate       *app;
 
-bool                    app_running;
-bool                    thread_quit;
+bool                     app_running;
+bool                     thread_quit;
 NSMutableString         *mstr;
+pj_thread_desc           a_thread_desc;
+pj_thread_t             *a_thread;
+pjsua_call_id            ccall_id;
 
 pj_status_t app_init(int argc, char *argv[]);
 pj_status_t app_main(void);
 pj_status_t app_destroy(void);
+void keepAliveFunction(int timeout);
 
 void showMsg(const char *format, ...)
@@ -51 +57 @@
     NSString *str = [[NSString alloc] initWithFormat:[NSString stringWithFormat:@"%s", format] arguments: arg];
 #if DEBUGGER_PRINT
-    NSLog(str);
+    NSLog(@"%@", str);
 #endif
     va_end(arg);
@@ -92 +98 @@
     showMsg("%s", data);
 }
+
+pj_bool_t showNotification(pjsua_call_id call_id)
+{
+#ifdef __IPHONE_4_0
+    ccall_id = call_id;
+
+    // Create a new notification
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+    UILocalNotification* alert = [[[UILocalNotification alloc] init] autorelease];
+    if (alert)
+    {
+        alert.repeatInterval = 0;
+        alert.alertBody = @"Incoming call received...";
+        alert.alertAction = @"Answer";
+        
+        [[UIApplication sharedApplication] presentLocalNotificationNow:alert];
+    }
+    
+    [pool release];
+    
+    return PJ_FALSE;
+#else
+    return PJ_TRUE;
+#endif
+}
+
+- (void)answer_call {
+    if (!pj_thread_is_registered())
+    {
+        pj_thread_register("ipjsua", a_thread_desc, &a_thread);
+    }
+    pjsua_call_answer(ccall_id, 200, NULL, NULL);
+}
+
+#ifdef __IPHONE_4_0
+- (void)application:(UIApplication *)application didReceiveLocalNotification:(UILocalNotification *)notification {
+    [app performSelectorOnMainThread:@selector(answer_call) withObject:nil waitUntilDone:YES];
+}
+
+- (void)keepAlive {
+    if (!pj_thread_is_registered())
+    {
+        pj_thread_register("ipjsua", a_thread_desc, &a_thread);
+    }    
+    keepAliveFunction(KEEP_ALIVE_INTERVAL);
+}
+
+- (void)applicationDidEnterBackground:(UIApplication *)application
+{
+    [app performSelectorOnMainThread:@selector(keepAlive) withObject:nil waitUntilDone:YES];
+    [application setKeepAliveTimeout:KEEP_ALIVE_INTERVAL handler: ^{
+        [app performSelectorOnMainThread:@selector(keepAlive) withObject:nil waitUntilDone:YES];
+    }];
+}
+
+#endif
 
 - (void)start_app {