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feac9682d0
- Refactor to handle deprecations including removal of all Views, ArrayControllers, and ItemControllers.
35 lines
1.0 KiB
JavaScript
35 lines
1.0 KiB
JavaScript
import Ember from 'ember';
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export default Ember.Component.extend({
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content: null,
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prompt: null,
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optionValuePath: 'id',
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optionLabelPath: 'title',
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selection: null,
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action: Ember.K, // action to fire on change
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// shadow the passed-in `selection` to avoid
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// leaking changes to it via a 2-way binding
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_selection: Ember.computed.reads('selection'),
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actions: {
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change: function () {
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var selectEl = this.$('select')[0],
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selectedIndex = selectEl.selectedIndex,
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content = this.get('content'),
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// decrement index by 1 if we have a prompt
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hasPrompt = !!this.get('prompt'),
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contentIndex = hasPrompt ? selectedIndex - 1 : selectedIndex,
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selection = content.objectAt(contentIndex);
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// set the local, shadowed selection to avoid leaking
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// changes to `selection` out via 2-way binding
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this.set('_selection', selection);
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this.sendAction('action', selection);
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}
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}
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});
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