Ah you are right, the request code is also part of its identity. For the nitty gritty details, this file defines a PendingIntent maintained by the system and the full key used to match them:
http://android.git.kernel.org/?p=platform/frameworks/base.git;a=blob;f=services/java/com/android/server/am/PendingIntentRecord.java On Fri, Nov 21, 2008 at 3:07 AM, Matthias <[EMAIL PROTECTED]> wrote: > > And to further clear up my intentions: > > I have a model class called "Event". It represents user activity in my > system (such as rating items or writing messages). These events are > delivered to the user through NotificationManager. For every such > event, the NM calls Event.toNotification() and delivers the > notification. > > Furthermore, I have an activity called EventDetailsActivity. This is > triggered whenever the user taps on the notification to read the event > info in full length. This implies primarily two things: > > 1. I must be able to pass an Event model object to > EventDetailsActivity whenever the user taps the corresponding > notification > 2. I must be able to reuse EventDetailsActivity even it is already > displaying another event (e.g. update it via onNewIntent()) > > Thus, in Event.toNotification(), I do this: > > public final Notification toNotification(Context context) { > Intent intent = new Intent(context, > EventDetailsActivity.class); > intent.putExtra("event", this); > intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK > | Intent.FLAG_ACTIVITY_SINGLE_TOP); > configureIntent(intent); // template method for subclasses > > PendingIntent contentIntent = PendingIntent.getActivity > (context, > requestCode++, intent, 0); > > Notification notification = new Notification > (getNotificationIcon(), > getTickerText(), getDate().getTime()); > notification.setLatestEventInfo(context, getTitle(), getText > (), > contentIntent); > > return notification; > } > > Hope that clears up my intentions. > > On 21 Nov., 11:14, Matthias <[EMAIL PROTECTED]> wrote: > > Well, when /do/ PendingIntents match? All I can say is that calling > > PendingActivity.getActivity() created a new PendingIntent each time I > > called it (I checked the OID in the debugger), and in this new object, > > I always store a new Intent object. > > > > As Guillaume suggested, I solved the problem by calling getActivity() > > like this: > > > > private static int requestCode; > > ... > > pi = PendingIntent.getActivity(context, requestCode++, intent, 0) > > > > and now everything works as expected. As for the intent itself, I > > instantiated it using FLAG_ACTIVITY_NEW_TASK and > > FLAG_ACTIVITY_SINGLE_TOP. > > > > On 20 Nov., 22:55, "Dianne Hackborn" <[EMAIL PROTECTED]> wrote: > > > > > I am really not clear on exactly what you are doing or expecting, but > one > > > thing to watch out for -- when you get a PendingIntent, if there is > already > > > a PendingIntent matching the Intent you have been given (NOT including > the > > > extras), then you get that PendingIntent, NOT a new one. So if you > want to > > > change the extras you will either need to cancel the existing one, or > modify > > > something in the action, type, data, or category so that it doesn't > match > > > the existing one. > > > > > This is covered (not very well) in the last paragraph of the > PendingIntent > > > documentation: > > > > >http://code.google.com/android/reference/android/app/PendingIntent.html > > > > > On Thu, Nov 20, 2008 at 8:38 AM, Matthias <[EMAIL PROTECTED]> > wrote: > > > > > > This gets weirder every minute. > > > > > > Just out of curiosity I just called setIntent(null) in onPause() to > > > > make sure the Intent the Activity was started with is always reset. > As > > > > soon as I start the Activity again though, getIntent() will AGAIN > > > > return the Intent I supposedly set to null before...... this Intent > it > > > > returns even exists across re-deployments of the whole application > > > > (not across emulator reboots tho)! > > > > > > Am I the only one having these problems? ^^ This whole thing looks > > > > completely broken to me. None of the functionalities I used exposed > > > > the behavior that was documented. > > > > > > On 20 Nov., 17:03, Matthias <[EMAIL PROTECTED]> wrote: > > > > > I think this may be a bug in Android. I also tried following the > > > > > instructions from the docs under section "Launch Modes and Launch > > > > > Flags" with no success. That section suggested to declare any > Activity > > > > > launched from NotificationManager to set the taskAffinitity to "" > and > > > > > finishOnTaskLaunch to true, so that the Activity does a clean start > > > > > everytime it is called. > > > > > > > Even though the Activity is completely restarted now (onStart() is > > > > > called), getIntent() always yields the same intent, the one it was > > > > > started with for the very first time... > > > > > > > On 20 Nov., 14:17, Matthias <[EMAIL PROTECTED]> wrote: > > > > > > > > Hi, > > > > > > > > I have the following problem: When posting a new Notification, I > pass > > > > > > along a PendingIntent used to fire up an Activity that shows > details > > > > > > about this Notification. These details are passed as a > Serializable > > > > > > Extra. > > > > > > > > However, the Intent holding the Extra is only updated once, when > the > > > > > > Activity was started for the first time. If a new Notification > arrives > > > > > > however, although I instantiate a new Intent, neither getIntent() > nor > > > > > > onNewIntent() of said Activity deliver this new intent, instead > they > > > > > > always deliver the Intent that was active when the Activity was > > > > > > started for the first time. > > > > > > > > I tried combining many of the flags that can be passed to Intents > and > > > > > > PendingIntents (in particular FLAG_ACTIVITY_SINGLE_TOP which is > said > > > > > > to do exactly what I need, namely calling onNewIntent() with the > new > > > > > > intent, but that's not the case), but no luck. > > > > > > > > So, how can I update my Activity with the Intent used to fire it, > > > > > > whenever the Activity is already running? > > > > > > > > Thanks, > > > > > > Matthias > > > > > -- > > > Dianne Hackborn > > > Android framework engineer > > > [EMAIL PROTECTED] > > > > > Note: please don't send private questions to me, as I don't have time > to > > > provide private support. All such questions should be posted on public > > > forums, where I and others can see and answer them. > > > -- Dianne Hackborn Android framework engineer [EMAIL PROTECTED] Note: please don't send private questions to me, as I don't have time to provide private support. All such questions should be posted on public forums, where I and others can see and answer them. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en -~----------~----~----~----~------~----~------~--~---