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88 lines
2.8 KiB
TypeScript
88 lines
2.8 KiB
TypeScript
import TKUnit = require("../../TKUnit");
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import helper = require("../helper");
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import viewModule = require("ui/core/view");
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import imageModule = require("ui/image");
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// <snippet module="ui/activity-indicator" title="activity-indicator">
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// # ActivityIndicator
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// Using the activity indicator requires the ActivityIndicator module.
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// ``` JavaScript
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import activityIndicatorModule = require("ui/activity-indicator");
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// ```
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// ### Binding the activity indicator busy property to a view-model property.
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//```XML
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// <Page>
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// {%raw%}<ActivityIndicator busy="{{ isLoading }}" />{%endraw%}
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// </Page>
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//```
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// </snippet>
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var ASYNC = 0.2;
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export function test_default_TNS_values() {
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// <snippet module="ui/activity-indicator" title="activity-indicator">
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// ### Creating an activity indicator
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// ``` JavaScript
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var indicator = new activityIndicatorModule.ActivityIndicator();
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// ```
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// </snippet>
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TKUnit.assertEqual(indicator.busy, false, "Default indicator.busy");
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}
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export function test_default_native_values() {
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var indicator = new activityIndicatorModule.ActivityIndicator();
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indicator.width = 50;
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indicator.height = 50;
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function testAction(views: Array<viewModule.View>) {
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TKUnit.assertEqual(getNativeBusy(indicator), false, "Default native indicator.busy");
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};
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helper.buildUIAndRunTest(indicator, testAction);
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}
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export function test_set_TNS_value_updates_native_value() {
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var indicator = new activityIndicatorModule.ActivityIndicator();
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indicator.width = 50;
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indicator.height = 50;
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function testAction(views: Array<viewModule.View>) {
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indicator.busy = true;
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TKUnit.wait(ASYNC);
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TKUnit.assertEqual(getNativeBusy(indicator), true, "Native value is different from TNS value.");
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};
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helper.buildUIAndRunTest(indicator, testAction);
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}
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// This method is only for the code snippet
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/* tslint:disable:no-unused-variable */
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function binding_busy_to_image() {
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/* tslint:enable:no-unused-variable */
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// <snippet module="ui/activity-indicator" title="activity-indicator">
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// ### Showing activity indicator while image is loading
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// ``` JavaScript
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var image = new imageModule.Image();
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var indicator = new activityIndicatorModule.ActivityIndicator();
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indicator.width = 100;
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indicator.height = 100;
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//// Bind the busy property of the indicator to the isLoading property of the image
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indicator.bind({
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sourceProperty: "isLoading",
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targetProperty: "busy"
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}, image);
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// ```
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// </snippet>
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}
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function getNativeBusy(indicator: activityIndicatorModule.ActivityIndicator): boolean {
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if (indicator.android) {
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return indicator.android.getVisibility() === android.view.View.VISIBLE;
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}
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else if (indicator.ios) {
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return indicator.ios.isAnimating();
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}
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}
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