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Merge pull request #1152 from NativeScript/nnikolov/smallFixes

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Added some checks for binding infrastructure.
This commit is contained in:
Nedyalko Nikolov
2015-11-25 10:47:30 +02:00
parent 79f009fb38 a44c9f9aa6
commit be723b2960
2 changed files with 10 additions and 9 deletions
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10
ui/core/bindable.ts
View File

@ -258,9 +258,9 @@ export class Binding {
}
result.push({ instance: currentObject, property: objProp });
if (!currentObjectChanged) {
currentObject = currentObject[propsArray[i]];
currentObjectChanged = false;
currentObject = currentObject ? currentObject[propsArray[i]] : null;
}
currentObjectChanged = false;
}
return result;
}
@ -273,7 +273,7 @@ export class Binding {
for (i = 0; i < objectsAndPropertiesLength; i++) {
var prop = objectsAndProperties[i].property;
var currentObject = objectsAndProperties[i].instance;
if (!this.propertyChangeListeners[prop] && currentObject instanceof observable.Observable) {
if (currentObject && !this.propertyChangeListeners[prop] && currentObject instanceof observable.Observable) {
weakEvents.addWeakEventListener(
currentObject,
observable.Observable.propertyChangeEvent,
@ -563,14 +563,14 @@ export class Binding {
if (objectsAndProperties.length > 0) {
var resolvedObj = objectsAndProperties[objectsAndProperties.length - 1].instance;
var prop = objectsAndProperties[objectsAndProperties.length - 1].property;
if (resolvedObj) {
return {
instance: new WeakRef(resolvedObj),
property: prop
}
}
else {
return null;
}
return null;
}
private updateOptions(options: { instance: WeakRef<any>; property: any }, value: any) {

1
ui/list-view/list-view.ios.ts
View File

@ -206,6 +206,7 @@ export class ListView extends common.ListView {
this._ios.registerClassForCellReuseIdentifier(ListViewCell.class(), CELLIDENTIFIER);
this._ios.autoresizingMask = UIViewAutoresizing.UIViewAutoresizingNone;
this._ios.estimatedRowHeight = DEFAULT_HEIGHT;
this._ios.rowHeight = UITableViewAutomaticDimension;
this._ios.dataSource = this._dataSource = DataSource.initWithOwner(new WeakRef(this));
this._delegate = UITableViewDelegateImpl.initWithOwner(new WeakRef(this));
this._heights = new Array<number>();