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Input Caret Position (solution)
import Ember from 'ember';
export default Ember.Component.extend({
edited: false,
actions: {
setText(text) {
this.set('edited', true);
let message = this.get('message');
message = Ember.copy(message);
message.text = text;
let indexPath = this.get('indexPath');
this.attrs.updateMessageAtIndexPath(message, indexPath);
}
}
});
import Ember from 'ember';
export default Ember.Controller.extend({
appName: 'Ember Twiddle',
model: null,
components: null,
init() {
this._super(...arguments);
this.set('model', [
{ text: 'Lorem' },
{ text: 'Ipsum' }
]);
this.set('components', []);
this.updateComponents();
},
updateComponents() {
let components = this.get('components');
this.get('model').forEach((message, index) => {
let component = components.objectAt(index);
if (component) {
component.set('message', message);
} else {
components.pushObject({
message: message
});
}
});
},
title: Ember.computed('model.@each.text', function() {
return this.get('model').mapBy('text').join(' ');
}),
actions: {
updateMessageAtIndexPath(message, indexPath) {
let model = this.get('model');
this.set('model', model.map(function(message, i) {
if (i === indexPath) {
return newMessage;
} else {
return message;
}
}));
this.updateComponents();
}
}
});
<h1>{{title}}</h1>
{{#each components as |component index|}}
{{my-component message=component.message indexPath=index updateMessageAtIndexPath=(action "updateMessageAtIndexPath")}}
{{/each}}
<input value={{message.text}} oninput={{action "setText" value="target.value"}}>
<span>Edited: {{edited}}</span>
{
"version": "0.8.0",
"EmberENV": {
"FEATURES": {}
},
"options": {
"use_pods": false,
"enable-testing": false
},
"dependencies": {
"jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
"ember": "2.5.1",
"ember-data": "2.5.2",
"ember-template-compiler": "2.5.1"
}
}
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