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Fixed improper unbind implementation

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atanasovg
2014-06-05 14:16:35 +03:00
parent b6a2986915
commit 71af5f955d
1 changed files with 4 additions and 3 deletions
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7
ui/core/bindable.ts
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@@ -51,6 +51,7 @@ class Binding {
updating = false;
source: observable.Observable;
target: Bindable;
callback: (data: observable.PropertyChangeData) => void;
constructor(target: Bindable, options: BindingOptions) {
this.target = target;
@@ -62,11 +63,11 @@ class Binding {
this.updateTarget(this.source.getProperty(this.options.sourceProperty));
var that = this;
var callback = function (data: observable.PropertyChangeData) {
this.callback = function (data: observable.PropertyChangeData) {
that.onSourcePropertyChanged(data);
}
this.source.addObserver(observable.Observable.propertyChangeEvent, callback);
this.source.addObserver(observable.Observable.propertyChangeEvent, this.callback);
}
public unbind() {
@@ -74,7 +75,7 @@ class Binding {
return;
}
this.source.removeObserver(observable.Observable.propertyChangeEvent, this.onSourcePropertyChanged);
this.source.removeObserver(observable.Observable.propertyChangeEvent, this.callback);
this.source = undefined;
this.target = undefined;
}