43 lines
959 B
JavaScript
43 lines
959 B
JavaScript
// Ember 2.0 removes buffered rendering, but we can still implement it ourselves.
|
|
// In the long term we'll want to remove this.
|
|
|
|
const Mixin = {
|
|
_customRender() {
|
|
if (!this.element || this.isDestroying || this.isDestroyed) { return; }
|
|
|
|
const buffer = [];
|
|
this.buildBuffer(buffer);
|
|
this.element.innerHTML = buffer.join('');
|
|
},
|
|
|
|
rerenderBuffer() {
|
|
Ember.run.scheduleOnce('render', this, this._customRender);
|
|
}
|
|
};
|
|
|
|
export function bufferedRender(obj) {
|
|
|
|
if (!obj.buildBuffer) {
|
|
Ember.warn('Missing `buildBuffer` method');
|
|
return obj;
|
|
}
|
|
|
|
const caller = { };
|
|
|
|
caller.didRender = function() {
|
|
this._super();
|
|
this._customRender();
|
|
};
|
|
|
|
const triggers = obj.rerenderTriggers;
|
|
if (triggers) {
|
|
caller.init = function() {
|
|
this._super();
|
|
triggers.forEach(k => this.addObserver(k, this.rerenderBuffer));
|
|
};
|
|
}
|
|
delete obj.rerenderTriggers;
|
|
|
|
return Ember.Mixin.create(Mixin, caller, obj);
|
|
}
|