checkingloginstatecomponent.js

Bindows 1.01 完全版 Bindows 框架提供给你： 基于类的面向对象 API； 一个完整的窗口系统

function CheckingLoginStateComponent(oStringBundle, oRegService) {
	BiComponent.call(this);

	this.stringBundle = oStringBundle;
	this.messageLabel = new BiLabel;
	this.progressBar = new BiUndeterminedProgressBar();
	this.regService = oRegService;

	this.updateStrings();

	this.messageLabel.setLeft(10);
	this.messageLabel.setRight(10);

	this.progressBar.setLeft(10);
	this.progressBar.setRight(10);

	this.add(this.messageLabel);
	this.add(this.progressBar);

	this.stringBundle.addEventListener("change", this.updateStrings, this);
	this.regService.addEventListener("isloggedin", this.onIsLoggedIn, this);
	this.regService.addEventListener("isloggedinerror", this.onIsLoggedIn, this);
}

var _p = CheckingLoginStateComponent.prototype = new BiComponent;
_p._className = "CheckingLoginStateComponent";
_p._isLoggedIn = false;

_p.layoutAllChildrenY = function () {
	var mh = this.messageLabel.getHeight();
	var ph = this.progressBar.getHeight();
	var h = this.getHeight();

	this.messageLabel.setTop( (h - mh - ph - 5) / 2 );
	this.progressBar.setTop( (h - mh - ph - 5) / 2 + mh + 5 );

	BiComponent.prototype.layoutAllChildrenY.call(this);
};

_p.layoutAllChildren = function () {
	this.layoutAllChildrenY();
	this.layoutAllChildrenX();
}

_p.check = function () {
	this.regService.isLoggedIn();
	this.progressBar.start();
};

_p.getIsLoggedIn = function () {
	return this._isLoggedIn;
};

_p.updateStrings = function (e) {
	this.messageLabel.setText( this.stringBundle.getString("checkingForIsLoggedIn") );
};

_p.onIsLoggedIn = function (e) {
	this.progressBar.stop();
	if (e.result.error || e.result.value != true)
		this.dispatchEvent( new BiEvent("notloggedin") );
	else
		this.dispatchEvent( new BiEvent("loggedin") );

};

_p.dispose = function () {
	if (this.getDisposed()) return;
	this.stringBundle = null;
	this.regservice = null;
	BiComponent.prototype.dispose.call(this);

};