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LikeButtonViewModel class

<p>LikeButtonViewModel class helps to serve the data and to react to user's input for Like Button Widget.</p> <p>Methods include:</p> <ul> <li><code>toggleIsLiked</code></li> <li><code>setIsLiked</code></li> <li><code>updatePost</code></li> </ul>

Inheritance

Constructors​

LikeButtonViewModel ()

Properties​

hashCode → int​

The hash code for this object.
<span class="feature">read-only</span><span class="feature">inherited</span>

hasListeners → bool​

Whether any listeners are currently registered.
<span class="feature">read-only</span><span class="feature">inherited</span>

isBusy → bool​

<span class="feature">read-only</span><span class="feature">inherited</span>

isLiked → bool​

<span class="feature">read-only</span>

likedBy → List<LikedBy>​

<span class="feature">read-only</span>

likesCount → int​

<span class="feature">read-only</span>

runtimeType → Type​

A representation of the runtime type of the object.
<span class="feature">read-only</span><span class="feature">inherited</span>

state → ViewState​

<span class="feature">read-only</span><span class="feature">inherited</span>

Methods​

addListener(VoidCallback listener) void​

Register a closure to be called when the object changes.
<span class="feature">inherited</span>

checkAndSetTheIsLiked() void​
dispose() void​

Discards any resources used by the object. After this is called, the object is not in a usable state and should be discarded (calls to <a href="https:api.flutter.dev/flutter/foundation/ChangeNotifier/addListener.html">addListener</a> will throw after the object is disposed).
<span class="feature">override</span>

initialize(List<LikedBy> likedBy, String postID) void​
noSuchMethod(Invocation invocation) dynamic​

Invoked when a non-existent method or property is accessed.
<span class="feature">inherited</span>

notifyListeners() void​

Call all the registered listeners.
<span class="feature">inherited</span>

removeListener(VoidCallback listener) void​

Remove a previously registered closure from the list of closures that are notified when the object changes.
<span class="feature">inherited</span>

setIsLiked({bool val = true}) void​

This function set <code>_isLike</code> to true.

setState(ViewState viewState) void​

<span class="feature">inherited</span>

toggleIsLiked() void​

This function add like to the post if not liked and remove the like from the post if liked.

toString() String​

A string representation of this object.
<span class="feature">inherited</span>

updatePost(Post post) void​

This function updates the Post.

Operators​

operator ==(Object other) bool​

The equality operator.
<span class="feature">inherited</span>