Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | import { compile } from "../compiler/compiler";
import { m } from "../util/m";
const create = function(root) {
this._view[0](root);
this.emit("create");
};
const update = function(key, value) {
if (key !== undefined) {
if (typeof key === "object") {
for (let childKey in key) {
this[childKey] = key[childKey];
}
} else {
this[key] = value;
}
}
if (this._queued === false) {
this._queued = true;
const instance = this;
setTimeout(() => {
instance._view[1]();
instance._queued = false;
instance.emit("update");
}, 0);
}
};
const destroy = function() {
this._view[2]();
this.emit("destroy");
};
const on = function(type, handler) {
let events = this._events;
let handlers = events[type];
if (handlers === undefined) {
events[type] = [handler.bind(this)];
} else {
handlers.push(handler.bind(this));
}
};
const off = function(type, handler) {
if (type === undefined) {
this._events = {};
} else if (handler === undefined) {
this._events[type] = [];
} else {
let handlers = this._events[type];
handlers.splice(handlers.indexOf(handler), 1);
}
};
const emit = function(type, data) {
let handlers = this._events[type];
if (handlers !== undefined) {
for (let i = 0; i < handlers.length; i++) {
handlers[i](data);
}
}
};
export const component = (name, data) => {
// View
let view = data.view;
if (typeof view === "string") {
view = new Function("m", "instance", "locals", compile(view));
}
delete data.view;
// Events
let onCreate = data.onCreate;
let onUpdate = data.onUpdate;
let onDestroy = data.onDestroy;
delete data.onCreate;
delete data.onUpdate;
delete data.onDestroy;
// Constructor
function MoonComponent() {
this._view = view(m, this, {});
this._events = {};
if (onCreate !== undefined) {
this.on("create", onCreate);
}
if (onUpdate !== undefined) {
this.on("update", onUpdate);
}
if (onDestroy !== undefined) {
this.on("destroy", onDestroy);
}
}
// Initialize
MoonComponent.prototype = data;
// Properties
data._name = name;
data._queued = false;
// Methods
data.create = create;
data.update = update;
data.destroy = destroy;
data.on = on;
data.off = off;
data.emit = emit;
return MoonComponent;
};
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