Merge pull request #658 from NativeScript/tab-view-fix

Fixed a null reference exception.
This commit is contained in:
Rossen Hristov
2015-09-02 09:09:16 +03:00

View File

@ -445,13 +445,23 @@ export class TabView extends common.TabView {
trace.write("TabView._removeTabs(" + oldItems + ");", common.traceCategory);
super._removeTabs(oldItems);
var i = 0;
if (oldItems && oldItems.length) {
var item: TabViewItem;
for (; i < oldItems.length; i++) {
item = <TabViewItem>oldItems[i];
item._tab = null;
item._parent = null;
}
}
var actionBar = this._getActionBar();
if (!actionBar) {
return;
}
// Remove all the existing tabs added by this instance
var i: number = actionBar.getTabCount() - 1;
i = actionBar.getTabCount() - 1;
var tab: android.app.ActionBar.Tab;
var index;
for (; i >= 0; i--) {
@ -465,15 +475,6 @@ export class TabView extends common.TabView {
}
}
i = 0;
var length = this.items.length;
var item: TabViewItem;
for (; i < length; i++) {
item = <TabViewItem>this.items[i];
item._tab = null;
item._parent = null;
}
if (this._tabsAddedByMe.length > 0) {
throw new Error("TabView did not remove all of its tabs from the ActionBar.");
}