2016-10-25 03:21:44 +08:00
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// Ember 2.0 removes buffered rendering, but we can still implement it ourselves.
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// In the long term we'll want to remove this.
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const Mixin = {
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_customRender() {
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2018-06-15 23:03:24 +08:00
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if (!this.element || this.isDestroying || this.isDestroyed) {
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return;
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}
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2016-10-25 03:21:44 +08:00
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const buffer = [];
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this.buildBuffer(buffer);
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2018-06-15 23:03:24 +08:00
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this.element.innerHTML = buffer.join("");
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2016-10-25 03:21:44 +08:00
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},
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rerenderBuffer() {
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2018-06-15 23:03:24 +08:00
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Ember.run.scheduleOnce("render", this, this._customRender);
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2016-10-25 03:21:44 +08:00
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}
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};
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export function bufferedRender(obj) {
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if (!obj.buildBuffer) {
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2018-06-15 23:03:24 +08:00
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Ember.warn("Missing `buildBuffer` method");
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2016-10-25 03:21:44 +08:00
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return obj;
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}
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2018-06-15 23:03:24 +08:00
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const caller = {};
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2016-10-25 03:21:44 +08:00
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2016-11-26 04:38:45 +08:00
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caller.didRender = function() {
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this._super();
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this._customRender();
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};
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2016-10-25 03:21:44 +08:00
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const triggers = obj.rerenderTriggers;
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if (triggers) {
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caller.init = function() {
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this._super();
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triggers.forEach(k => this.addObserver(k, this.rerenderBuffer));
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};
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}
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delete obj.rerenderTriggers;
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return Ember.Mixin.create(Mixin, caller, obj);
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}
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