goog.dom.NodeOffset
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All Implemented Interfaces |
Object to store the offset from one node to another in a way that works on any similar DOM structure regardless of whether it is the same actual nodes.
new NodeOffset( node, baseNode )
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Instance Methods
this.addOnDisposeCallback<T>( callback, opt_scope ) → void
void
Invokes a callback function when this object is disposed. Callbacks are invoked in the order in which they were added. If a callback is added to an already disposed Disposable, it will be called immediately.
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this.dispose() → ?
?
Disposes of the object and its resources.
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Parameters | None. | |
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this.disposeInternal() → void
void
Performs appropriate cleanup. See description of goog.disposable.IDisposable
for examples. Classes that extend goog.Disposable
should override this
method. Not reentrant. To avoid calling it twice, it must only be called from
the subclass' disposeInternal
method. Everywhere else the public dispose
method must be used. For example:
mypackage.MyClass = function() { mypackage.MyClass.base(this, 'constructor'); // Constructor logic specific to MyClass. ... }; goog.inherits(mypackage.MyClass, goog.Disposable); mypackage.MyClass.prototype.disposeInternal = function() { // Dispose logic specific to MyClass. ... // Call superclass's disposeInternal at the end of the subclass's, like // in C++, to avoid hard-to-catch issues. mypackage.MyClass.base(this, 'disposeInternal'); };
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Parameters | None. |
this.findTargetNode( baseNode ) → (Node|null)
(Node|null)
Walk the dom and find the node relative to baseNode. Returns null on failure.
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this.getDisposed() → boolean
boolean
warning Deprecated | Use |
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Parameters | None. | ||
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this.isDisposed() → boolean
boolean
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Parameters | None. | ||
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this.registerDisposable( disposable ) → void
void
Associates a disposable object with this object so that they will be disposed together.
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this.toString() → string
string
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Instance Properties
this.creationStack → (string|undefined)
(string|undefined)
If monitoring the goog.Disposable instances is enabled, stores the creation stack trace of the Disposable instance.