Once the notification is fired AppController will update the root view controller for you. Once the user signs in, they navigate to the ChannelsViewController , whose job it is to show the user a list of current channels and allow creating new channels.
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The table has a single section to display all available channels. There is a toolbar at the bottom with a sign out button, a label displaying your name, and an add button. Before you dive into sending messages in realtime, take a moment and think about the data structure first. Tradeoffs — we haz them! These properties are similar to those added to the channels view controller. The messages array is the data model and the listener handles clean up.
Now you can start configuring the data source. Above the MessageInputBarDelegate section, add the following:. Build and run the app, add a channel named Cooking and then navigate to it. It should now look like:. So far, so good. But before you do that, you have to take care of a few more things.
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Add the following section below the MessagesDisplayDelegate section:. The messages displayed in the collection view are simply images with text overlaid. There are two types of messages: Outgoing messages are displayed to the right and incoming messages on the left.
Then, if the new message is the latest and the collection view is at the bottom, scroll to reveal the new message. The reference property is the point in the database where the messages are stored. The id property on the channel is optional because you might not yet have synced the channel. This method uses the reference that was just setup.
The addDocument method on the reference takes a dictionary with the keys and values that represent that data. The message data struct implements DatabaseRepresentation , which defines a dictionary property to fill out. As you can see, it maps its properties to readable keys and only sets the content of the message if there is no download URL. Build and run; open up your Firebase App Dashboard and click on the Database tab. Select a channel, then send a message in the app and you should see the messages appear in the dashboard in real time:.
This is very similar to how ChannelsViewController observes new database changes. For brevity, the only change type you handle in the switch statement is add. Build and run your app; you should see any messages sent earlier along with any new ones you enter:.
Sending a photo message is a little different then sending a plain text message. Saving a photo to Firebase Storage returns a URL, but this may take a couple of seconds — perhaps longer, if the network connection is poor.
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The isSendingPhoto property takes care of updating the camera item when it changes and the storage property is a reference to the root of Firebase Storage. This method takes care of updating the isSendingPhoto property to update the UI. Once the photo upload completes and the URL to that photo is returned, save a new message with that photo URL to the database.
These two methods handle the cases when the user either selects an image or cancels the selection process. These steps will have you using Messenger without starting a Facebook account. Read More , click on the People icon in the bottom right-hand corner, then select the Active tab at the top of the page. Slide the toggle next to your name to suit your preferences. Although the Android and iOS Messenger apps still have some very minor design differences, the functionality of the two apps is almost identical. The process for making yourself invisible while chatting is the same on both platforms.
Instead, you need to tap on the Contacts icon at the bottom of the screen it looks like a picture of a menu. Now, turn your attention to the top of the screen and tap on the Active tab.
Slide the toggle next to your name into the Off position to become invisible. Why does Facebook make it so difficult to go offline while using its various chat-based products? This group and video chat messenger has tough competition. Here are six free services that can replace Skype for you.
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Here's How to Stop It Who is tracking your movements online? ISPs, the government, Google Here's how you stop Facebook tracking you around the internet. Did you know it was so hard to go offline on Facebook? Do you even use Facebook Messenger or is the loss of privacy too much of a worry Facebook Privacy: From that information you can be slotted into a demographic, your "likes" recorded and relationships monitored. Here are 25 things Facebook knows about Your email address will not be published. You do all of that turning chat off etc and when you are on fb just scrolling through your news feed it says you were active 1min ago so people will think you were only just online.
Wanting to turn chat off and be able to look on fb and it say active 1hr ago Or 2hr ago or how ever long it actually was you were online last before turning chat off. It's no-ones business and fb need to update this so we can fully turn our online status off and enjoy looking at our news feeds without showing up as active 1min ago if we choose to be hidden.
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When I initially left a comment I seem to have clicked the -Notify me when new comments are added- checkbox and now every time a comment is added I recieve 4 emails with the exact same comment. Perhaps there is a means you are able to remove me from that service? Well it did count when I'm not using the app.
But when I do, it shows "1m" so it's still obvious you are or you were online.. Is there a way to just remove this? I used to be able to toggle the switch like this on my iPhone, but now I cannot. I am just going to delete the Messenger app because it appears that there is no way to be invisible anymore.
I am really tired of people nagging me the second I try to check my messages. I did it trying to turn off the chat and am still appear active. My friend still sees me as active and it actually annoys me because random people keep chatting me. Who do you want to gift for best cheap jerseys? Get value into the page: Thank you for the helpful post on how to disable your online visibility on Facebook. I knew how to disable Chat on my desktop, but couldn't work out how to go offline on Messenger on my Samsung, since Facebook removed the feature where you could swipe to the right on your News Feed and go offline.