fineui是帆软报表和BI产品线所使用的前端框架。
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;(function () {
function initWatch (vm, watch) {
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vm._watchers || (vm._watchers = []);
for (var key in watch) {
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var handler = watch[key];
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if (BI.isArray(handler)) {
for (var i = 0; i < handler.length; i++) {
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vm._watchers.push(createWatcher(vm, key, handler[i]));
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}
} else {
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vm._watchers.push(createWatcher(vm, key, handler));
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}
}
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BI.each(vm.$watchDelayCallbacks, function (i, watchDelayCallback) {
var innerWatch = watchDelayCallback[0];
var innerHandler = watchDelayCallback[1];
if (BI.isKey(innerWatch)) {
var key = innerWatch;
innerWatch = {};
innerWatch[key] = innerHandler;
}
for (var key in innerWatch) {
var handler = innerWatch[key];
if (BI.isArray(handler)) {
for (var i = 0; i < handler.length; i++) {
vm._watchers.push(createWatcher(vm, key, handler[i]));
}
} else {
vm._watchers.push(createWatcher(vm, key, handler));
}
}
});
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}
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function createWatcher (vm, keyOrFn, cb, options) {
if (BI.isPlainObject(cb)) {
options = cb;
cb = cb.handler;
}
options = options || {};
return Fix.watch(vm.model, keyOrFn, _.bind(cb, vm), BI.extend(options, {
store: vm.store
}));
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}
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var target = null;
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var targetStack = [];
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function pushTarget (_target) {
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if (target) targetStack.push(target);
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Fix.Model.target = target = _target;
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}
function popTarget () {
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Fix.Model.target = target = targetStack.pop();
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}
var oldWatch = Fix.watch;
Fix.watch = function (model, expOrFn, cb, options) {
if (BI.isPlainObject(cb)) {
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options = cb;
cb = cb.handler;
}
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if (typeof cb === "string") {
cb = model[cb];
}
return oldWatch.call(this, model, expOrFn, function () {
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options && options.store && pushTarget(options.store);
try {
var res = cb.apply(this, arguments);
} catch (e) {
console.error(e);
}
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options && options.store && popTarget();
return res;
}, options);
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};
function findStore (widget) {
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if (target != null) {
return target;
}
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widget = widget || BI.Widget.context;
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var p = widget;
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while (p) {
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if (p instanceof Fix.Model || p.store || p.__cacheStore) {
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break;
}
p = p._parent || (p.options && p.options.element) || p._context;
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}
if (p) {
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if (p instanceof Fix.Model) {
return widget.__cacheStore = p;
}
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widget.__cacheStore = p.store || p.__cacheStore;
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return p.__cacheStore || p.store;
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}
}
// _.each(["populate", "addItems", "prependItems"], function (name) {
// var old = BI.Loader.prototype[name];
// BI.Loader.prototype[name] = function () {
// BI.Widget.pushContext(this);
// try {
// var result = old.apply(this, arguments);
// } catch (e) {
// console.error(e);
// }
// BI.Widget.popContext();
// return result;
// };
// });
function createStore () {
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var needPop = false;
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if (_global.Fix && this._store) {
var store = findStore(this.options.context || this._parent || this.options.element || this._context);
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if (store) {
pushTarget(store);
needPop = true;
}
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this.store = this._store();
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this.store && (this.store._widget = this);
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needPop && popTarget();
needPop = false;
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pushTarget(this.store);
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if (this.store instanceof Fix.Model) {
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this.model = this.store.model;
} else {
this.model = this.store;
}
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needPop = true;
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}
return needPop;
}
var _init = BI.Widget.prototype._init;
BI.Widget.prototype._init = function () {
var self = this;
var needPop = createStore.call(this);
try {
_init.apply(this, arguments);
} catch (e) {
console.error(e);
}
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needPop && popTarget();
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};
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var _render = BI.Widget.prototype._render;
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BI.Widget.prototype._render = function () {
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var needPop = false;
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if (_global.Fix && this._store) {
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needPop = true;
pushTarget(this.store);
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}
_render.apply(this, arguments);
if (_global.Fix && this._store) {
initWatch(this, this.watch);
}
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needPop && popTarget();
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};
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var unMount = BI.Widget.prototype.__d;
BI.Widget.prototype.__d = function () {
try {
unMount.apply(this, arguments);
} catch (e) {
console.error(e);
}
this.store && BI.isFunction(this.store.destroy) && this.store.destroy();
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BI.each(this._watchers, function (i, unwatches) {
unwatches = BI.isArray(unwatches) ? unwatches : [unwatches];
BI.each(unwatches, function (j, unwatch) {
unwatch();
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});
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});
this._watchers && (this._watchers = []);
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if (this.store) {
this.store._parent && (this.store._parent = null);
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this.store._widget && (this.store._widget = null);
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this.store = null;
}
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delete this.__cacheStore;
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};
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_.each(["_afterRender", "_mount", "__afterMount"], function (name) {
var old = BI.Widget.prototype[name];
old && (BI.Widget.prototype[name] = function () {
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this.store && pushTarget(this.store);
try {
var res = old.apply(this, arguments);
} catch (e) {
console.error(e);
}
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this.store && popTarget();
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return res;
});
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});
}());