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Compose Deactivation
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<template> | |
<compose view-model="comp" view-model.ref="compose"></compose> | |
<button click.delegate="canDeactivate()">can deactivate?</button> | |
<button click.delegate="deactivate()">deactivate?</button> | |
<p>Could deactivate: ${couldDeactivate}</p> | |
<p>Deactivated: ${deactivated}</p> | |
</template> |
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export class App { | |
couldDeactivate = false; | |
deactivated = false; | |
canDeactivate() { | |
const vm = this.compose.currentViewModel; | |
return Promise.resolve((vm && vm.canDeactivate) ? vm.canDeactivate() : true) | |
.then((could) => this.couldDeactivate = !!could); | |
} | |
deactivate() { | |
const vm = this.compose.currentViewModel; | |
return Promise.resolve((vm && vm.deactivate) ? vm.deactivate() : null) | |
.then(() => this.deactivated = true); | |
} | |
} |
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<template> | |
composed | |
</template> |
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export class ComposedViewModel { | |
canDeactivate() { | |
return this.checkIfSaved() || confirm('unsaved changes bro') | |
} | |
deactivate() { | |
return this.save(); | |
} | |
checkIfSaved() { | |
return false | |
} | |
save() { | |
return new Promise(resolve => setTimeout(resolve, 2000)); | |
} | |
} |
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<!doctype html> | |
<html> | |
<head> | |
<title>Table Example</title> | |
<meta name="viewport" content="width=device-width, initial-scale=1"> | |
</head> | |
<body aurelia-app="main"> | |
<h1>Loading...</h1> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.6/system.js"></script> | |
<script src="https://rawgit.com/aurelia-ui-toolkits/aurelia-materialize-bundles/0.30.0/config2.js"></script> | |
<script> | |
System.import('aurelia-bootstrapper'); | |
</script> | |
</body> | |
</html> |
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/******************************************************************************* | |
* The following two lines enable async/await without using babel's | |
* "runtime" transformer. Uncomment the lines if you intend to use async/await. | |
* | |
* More info here: https://github.com/jdanyow/aurelia-plunker/issues/2 | |
*/ | |
//import regeneratorRuntime from 'babel-runtime/regenerator'; | |
//window.regeneratorRuntime = regeneratorRuntime; | |
/******************************************************************************/ | |
import 'materialize'; | |
export function configure(aurelia) { | |
aurelia.use | |
.standardConfiguration() | |
.developmentLogging() | |
.plugin('aurelia-materialize-bridge', bridge => bridge.useAll() ); | |
aurelia.start().then(a => a.setRoot()); | |
} |
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