/*
弹出窗口定位到浏览器中间
1. show(options{
height:高度
width:宽度
speed:渐显时间 默认0
container:包含的html内容的jquery对象
model:是否是模态窗口，默认true，模态对话框就是在弹层下面在覆盖遮罩层，参考上篇文章Overlay实现
})
2. close(speed:淡出时间 默认0)
*/
Q.Panel = function() {
var self = this;
self._resetPosition = function() {
self._container.css("top", self._getTop());
self._container.css("left", self._getLeft());
};
self._getTop = function() {
return Q.bom.scrollY() + (Q.bom.windowHeight() - self._options.height) / 2;
};
self._getLeft = function() {
return (Q.dom.pageWidth() - self._options.width) / 2;
};
self.show = function(options) {
self._options = $.extend({
width: 350,
height: 200,
opacity: 0.5,
model: true,
speed: 0
}, options || {});
self._container = self._options.container;
var css = {
'width': self._options.width,
'height': self._options.height,
'z-index': Q.Overlay.zindex,
'position': 'absolute',
'left': self._getLeft(),
'top': self._getTop(),
'display': 'none'
};
self._container.css(css);
if (self._options.model) {
self._overlay = new Q.Overlay(self._options.opacity);
self._overlay.show();
}
$(window).scroll(self._resetPosition);
$(window).resize(self._resetPosition);
$(document.body).append(self._container);
self._container.fadeIn(self._options.speed);
Q.Overlay.zindex++; //没弹出一次就递增，防止多个弹层重叠
};
self.close = function(speed) {
$(window).unbind('resize', self._resetPosition);
$(window).unbind('scroll', self._resetPosition);
self._container.fadeOut(speed || 0, function() {
self._container.remove();
if (self._options.model) {
self._overlay.close();
}
});
};
};
这里居中是通过js控制的,下面是几个用这个剧中Panel实现的通用对话框
/*弹出自定义隐藏框
<div>
<button >close</button>
</div>
Q.showPanel("league", function(panel, container) {
container.find(".close").click(function() {
panel.close();
}
);
*/
Q.showPanel = function(containerId, registerEventCallback) {
var container = $("#" + containerId);
var height = container.height();
var width = container.width();
container = container.clone(true);
var options = { height: height, width: width, container: container };
var panel = new Q.Panel();
registerEventCallback(panel, container);
panel.show(options);
};
/*弹出窗口，从url加载窗体html片段*/
Q.openWindow = function(url, data, registerEventCallback) {
$.get(url, data, function(html) {
var panelDiv = $(html);
panelDiv.hide();
$(document.body).append(panelDiv);
var options = { height: panelDiv.height(), width: panelDiv.width(), container: panelDiv };
var panel = new Q.Panel();
registerEventCallback(panel, panelDiv);
panel.show(options);
});
}
/*提示框，3秒后自动淡出*/
Q.tips = function(msg) {
var html = '<div>' +
'<div>' +
'<h2><img alt="" src="https://res.fetionpic.com/img/blank/spacer.gif">提示</h2>' +
'<p>' + msg + '</p>' +
'<div></div>' +
'</div></div>'
var container = $(html);
container.hide();
$(document.body).append(container);
var panel = new Q.Panel();
panel.show({ container: container, height: container.height(), width: container.width() ,speed:500});
setTimeout(function() { panel.close(500); }, 3000);
};
/*提示框*/
Q.alert = function(msg) {
var html = '<div>' +
'<div>' +
'<h2><img alt="" src="https://res.fetionpic.com/img/blank/spacer.gif"><a href="">关闭</a>提示</h2>' +
'<p>' + msg + '</p>' +
'<div><a href="">确 定</a></div>' +
'</div></div>'
var container = $(html);
container.hide();
$(document.body).append(container);
var panel = new Q.Panel();
container.find(".btn_tit_close").click(function() {
panel.close();
return false;
});
container.find(".btn_org").click(function() {
panel.close();
return false;
});
panel.show({ container: container, height: container.height(), width: container.width() });
};
/*确认框 cancel回调为可选*/
Q.confirm = function(title, msg, yes, cancel) {
var html = '<div>' +
'<div>' +
'<h2><img alt="" src="https://res.fetionpic.com/img/blank/spacer.gif"><a href="">关闭</a>' + title + '</h2>' +
'<p>' + msg + '</p>' +
'<div><a href="">确 定</a><a href="">取 消</a></div>' +
'</div></div>'
var container = $(html);
container.hide();
$(document.body).append(container);
var panel = new Q.Panel();
container.find(".btn_tit_close").click(function() {
panel.close();
return false;
});
container.find(".btn_gray").click(function() {
if (cancel)
cancel();
panel.close();
return false;
});
container.find(".btn_org").click(function() {
if (yes)
yes();
panel.close();
return false;
});
panel.show({ container: container, height: container.height(), width: container.width() });
};
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