jquery.boxy.js扩展 (0.1.40)
这个是ie6的bug,并非boxy的问题。在ie6下,select元素的zindex最大,select元素会透过boxy的弹出层显示在其上面。
这里用一个iframe挡住boxy弹出层下的select,使用时只要将useIframe置为true即可,源码如下:
(jquery.boxy.js并不好用,很多jquery的弹出层插件都解决了ie6的这个问题)
这里用一个iframe挡住boxy弹出层下的select,使用时只要将useIframe置为true即可,源码如下:
(jquery.boxy.js并不好用,很多jquery的弹出层插件都解决了ie6的这个问题)
/*
*
* Boxy 0.1.4 - Facebook-style dialog, with frills
*
* (c) 2008 Jason Frame
* Licensed under the MIT License (LICENSE)
*/
/*
* jQuery plugin
*
* Options:
* message: confirmation message for form submit hook (default: "Please confirm:")
*
* Any other options - e.g. 'clone' - will be passed onto the boxy constructor (or
* Boxy.load for AJAX operations)
*/
jQuery.fn.boxy = function (options) {
options = options || {};
return this .each( function () {
var node = this .nodeName.toLowerCase(), self = this ;
if (node == 'a') {
jQuery( this ).click( function () {
var active = Boxy.linkedTo( this ),
href = this .getAttribute('href'),
localOptions = jQuery.extend({actuator: this , title: this .title}, options);
if (active) {
active.show();
} else if (href.indexOf('#') >= 0 ) {
var content = jQuery(href.substr(href.indexOf('#'))),
newContent = content.clone( true );
content.remove();
localOptions.unloadOnHide = false ;
new Boxy(newContent, localOptions);
} else { // fall back to AJAX; could do with a same-origin check
if ( ! localOptions.cache) localOptions.unloadOnHide = true ;
Boxy.load( this .href, localOptions);
}
return false ;
});
} else if (node == 'form') {
jQuery( this ).bind('submit.boxy', function () {
Boxy.confirm(options.message || 'Please confirm:', function () {
jQuery(self).unbind('submit.boxy').submit();
});
return false ;
});
}
});
};
//
// Boxy Class
function Boxy(element, options) {
this .boxy = jQuery(Boxy.WRAPPER);
jQuery.data( this .boxy[ 0 ], 'boxy', this );
this .visible = false ;
this .options = jQuery.extend({}, Boxy.DEFAULTS, options || {});
//只在ie6下useIframe才起作用
this.options.useIframe = (this.options.useIframe && jQuery.browser.msie && jQuery.browser.version < 7);
if (this.options.useIframe) {
this.options = jQuery.extend(this.options, {modal: true});
}
if ( this .options.modal) {
this .options = jQuery.extend( this .options, {center: true , draggable: false });
}
// options.actuator == DOM element that opened this boxy
// association will be automatically deleted when this boxy is remove()d
if ( this .options.actuator) {
jQuery.data( this .options.actuator, 'active.boxy', this );
}
this .setContent(element || " <div></div> " );
this ._setupTitleBar();
this .boxy.css('display', 'none').appendTo(document.body);
this .toTop();
if ( this .options.fixed) {
if (jQuery.browser.msie && jQuery.browser.version < 7 ) {
this .options.fixed = false ; // IE6 doesn't support fixed positioning
} else {
this .boxy.addClass('fixed');
}
}
if ( this .options.center && Boxy._u( this .options.x, this .options.y)) {
this .center();
} else {
this .moveTo(
Boxy._u( this .options.x) ? this .options.x : Boxy.DEFAULT_X,
Boxy._u( this .options.y) ? this .options.y : Boxy.DEFAULT_Y
);
}
if ( this .options.show) this .show();
};
Boxy.EF = function () {};
jQuery.extend(Boxy, {
WRAPPER: " <table cellspacing='0' cellpadding='0' border='0' class='boxy-wrapper'> " +
" <tr><td class='top-left'></td><td class='top'></td><td class='top-right'></td></tr> " +
" <tr><td class='left'></td><td class='boxy-inner'></td><td class='right'></td></tr> " +
" <tr><td class='bottom-left'></td><td class='bottom'></td><td class='bottom-right'></td></tr> " +
" </table> " ,
DEFAULTS: {
title: null , // titlebar text. titlebar will not be visible if not set.
closeable: true , // display close link in titlebar?
draggable: true , // can this dialog be dragged?
clone: false , // clone content prior to insertion into dialog?
actuator: null , // element which opened this dialog
center: true , // center dialog in viewport?
show: true , // show dialog immediately?
modal: false , // make dialog modal?
fixed: true , // use fixed positioning, if supported? absolute positioning used otherwise
closeText: " <img src='images/img_bgArea02.gif' /> " , // text to use for default close link
unloadOnHide: false , // should this dialog be removed from the DOM after being hidden?
clickToFront: false , // bring dialog to foreground on any click (not just titlebar)?
behaviours: Boxy.EF, // function used to apply behaviours to all content embedded in dialog.
afterDrop: Boxy.EF, // callback fired after dialog is dropped. executes in context of Boxy instance.
afterShow: Boxy.EF, // callback fired after dialog becomes visible. executes in context of Boxy instance.
afterHide: Boxy.EF, // callback fired after dialog is hidden. executed in context of Boxy instance.
beforeUnload: Boxy.EF, // callback fired after dialog is unloaded. executed in context of Boxy instance.
useIframe: false //支持iframe遮罩层,解决ie6下select z-index最高的bug,只在ie6下时才用的到
},
DEFAULT_X: 50 ,
DEFAULT_Y: 50 ,
zIndex: 1337 ,
dragConfigured: false , // only set up one drag handler for all boxys
resizeConfigured: false ,
dragging: null ,
// load a URL and display in boxy
// url - url to load
// options keys (any not listed below are passed to boxy constructor)
// type: HTTP method, default: GET
// cache: cache retrieved content? default: false
// filter: jQuery selector used to filter remote content
load: function (url, options) {
options = options || {};
var ajax = {
url: url, type: 'GET', dataType: 'html', cache: false , success: function (html) {
html = jQuery(html);
if (options.filter) html = jQuery(options.filter, html);
new Boxy(html, options);
}
};
jQuery.each(['type', 'cache'], function () {
if ( this in options) {
ajax[ this ] = options[ this ];
delete options[ this ];
}
});
jQuery.ajax(ajax);
},
// allows you to get a handle to the containing boxy instance of any element
// e.g. <a href='#' onclick='alert(Boxy.get(this));'>inspect!</a>.
// this returns the actual instance of the boxy 'class', not just a DOM element.
// Boxy.get(this).hide() would be valid, for instance.
get: function (ele) {
var p = jQuery(ele).parents('.boxy - wrapper');
return p.length ? jQuery.data(p[ 0 ], 'boxy') : null ;
},
// returns the boxy instance which has been linked to a given element via the
// 'actuator' constructor option.
linkedTo: function (ele) {
return jQuery.data(ele, 'active.boxy');
},
// displays an alert box with a given message, calling optional callback
// after dismissal.
alert: function (message, callback, options) {
return Boxy.ask(message, ['确定'], callback, options);
},
// displays an alert box with a given message, calling after callback iff
// user selects OK.
confirm: function (message, after, options) {
return Boxy.ask(message, ['确定', '取消'], function (response) {
if (response == '确定') after();
}, options);
},
// asks a question with multiple responses presented as buttons
// selected item is returned to a callback method.
// answers may be either an array or a hash. if it's an array, the
// the callback will received the selected value. if it's a hash,
// you'll get the corresponding key.
ask: function (question, answers, callback, options) {
options = jQuery.extend({modal: true , closeable: false },
options || {},
{show: true , unloadOnHide: true });
var body = jQuery(' < div ></ div > ').append(jQuery(' < div class = " question " ></ div > ').html(question));
// ick
var map = {}, answerStrings = [];
if (answers instanceof Array) {
for ( var i = 0 ; i < answers.length; i ++ ) {
map[answers[i]] = answers[i];
answerStrings.push(answers[i]);
}
} else {
for ( var k in answers) {
map[answers[k]] = k;
answerStrings.push(answers[k]);
}
}
var buttons = jQuery(' < form class = " answers " ></ form > ');
buttons.html(jQuery.map(answerStrings, function (v) {
return " <input type='button' value=' " + v + " ' /> " ;
}).join(' '));
jQuery('input[type = button]', buttons).click( function () {
var clicked = this ;
Boxy.get( this ).hide( function () {
if (callback) callback(map[clicked.value]);
});
});
body.append(buttons);
new Boxy(body, options);
},
// returns true if a modal boxy is visible, false otherwise
isModalVisible: function () {
return jQuery('.boxy - modal - blackout').length > 0 ;
},
_u: function () {
for ( var i = 0 ; i < arguments.length; i ++ )
if ( typeof arguments[i] != 'undefined') return false ;
return true ;
},
_handleResize: function (evt) {
var d = jQuery(document);
jQuery('.boxy - modal - blackout').css('display', 'none').css({
width: d.width(), height: d.height()
}).css('display', 'block');
},
_handleDrag: function (evt) {
var d;
if (d = Boxy.dragging) {
d[ 0 ].boxy.css({left: evt.pageX - d[ 1 ], top: evt.pageY - d[ 2 ]});
}
},
_nextZ: function () {
return Boxy.zIndex ++ ;
},
_viewport: function () {
var d = document.documentElement, b = document.body, w = window;
return jQuery.extend(
jQuery.browser.msie ?
{ left: b.scrollLeft || d.scrollLeft, top: b.scrollTop || d.scrollTop } :
{ left: w.pageXOffset, top: w.pageYOffset },
! Boxy._u(w.innerWidth) ?
{ width: w.innerWidth, height: w.innerHeight } :
( ! Boxy._u(d) && ! Boxy._u(d.clientWidth) && d.clientWidth != 0 ?
{ width: d.clientWidth, height: d.clientHeight } :
{ width: b.clientWidth, height: b.clientHeight }) );
}
});
Boxy.prototype = {
// Returns the size of this boxy instance without displaying it.
// Do not use this method if boxy is already visible, use getSize() instead.
estimateSize: function () {
this .boxy.css({visibility: 'hidden', display: 'block'});
var dims = this .getSize();
this .boxy.css('display', 'none').css('visibility', 'visible');
return dims;
},
// Returns the dimensions of the entire boxy dialog as [width,height]
getSize: function () {
return [ this .boxy.width(), this .boxy.height()];
},
// Returns the dimensions of the content region as [width,height]
getContentSize: function () {
var c = this .getContent();
return [c.width(), c.height()];
},
// Returns the position of this dialog as [x,y]
getPosition: function () {
var b = this .boxy[ 0 ];
return [b.offsetLeft, b.offsetTop];
},
// Returns the center point of this dialog as [x,y]
getCenter: function () {
var p = this .getPosition();
var s = this .getSize();
return [Math.floor(p[ 0 ] + s[ 0 ] / 2 ), Math.floor(p[ 1 ] + s[ 1 ] / 2 )];
},
// Returns a jQuery object wrapping the inner boxy region.
// Not much reason to use this, you're probably more interested in getContent()
getInner: function () {
return jQuery('.boxy - inner', this .boxy);
},
// Returns a jQuery object wrapping the boxy content region.
// This is the user-editable content area (i.e. excludes titlebar)
getContent: function () {
return jQuery('.boxy - content', this .boxy);
},
// Replace dialog content
setContent: function (newContent) {
newContent = jQuery(newContent).css({display: 'block'}).addClass('boxy - content');
if ( this .options.clone) newContent = newContent.clone( true );
this .getContent().remove();
this .getInner().append(newContent);
this ._setupDefaultBehaviours(newContent);
this .options.behaviours.call( this , newContent);
return this ;
},
// Move this dialog to some position, funnily enough
moveTo: function (x, y) {
this .moveToX(x).moveToY(y);
return this ;
},
// Move this dialog (x-coord only)
moveToX: function (x) {
if ( typeof x == 'number') this .boxy.css({left: x});
else this .centerX();
return this ;
},
// Move this dialog (y-coord only)
moveToY: function (y) {
if ( typeof y == 'number') this .boxy.css({top: y});
else this .centerY();
return this ;
},
// Move this dialog so that it is centered at (x,y)
centerAt: function (x, y) {
var s = this [ this .visible ? 'getSize' : 'estimateSize']();
if ( typeof x == 'number') this .moveToX(x - s[ 0 ] / 2 );
if ( typeof y == 'number') this .moveToY(y - s[ 1 ] / 2 );
return this ;
},
centerAtX: function (x) {
return this .centerAt(x, null );
},
centerAtY: function (y) {
return this .centerAt( null , y);
},
// Center this dialog in the viewport
// axis is optional, can be 'x', 'y'.
center: function (axis) {
var v = Boxy._viewport();
var o = this .options.fixed ? [ 0 , 0 ] : [v.left, v.top];
if ( ! axis || axis == 'x') this .centerAt(o[ 0 ] + v.width / 2 , null );
if ( ! axis || axis == 'y') this .centerAt( null , o[ 1 ] + v.height / 2 );
return this ;
},
// Center this dialog in the viewport (x-coord only)
centerX: function () {
return this .center('x');
},
// Center this dialog in the viewport (y-coord only)
centerY: function () {
return this .center('y');
},
// Resize the content region to a specific size
resize: function (width, height, after) {
if ( ! this .visible) return ;
var bounds = this ._getBoundsForResize(width, height);
this .boxy.css({left: bounds[ 0 ], top: bounds[ 1 ]});
this .getContent().css({width: bounds[ 2 ], height: bounds[ 3 ]});
if (after) after( this );
return this ;
},
// Tween the content region to a specific size
tween: function (width, height, after) {
if ( ! this .visible) return ;
var bounds = this ._getBoundsForResize(width, height);
var self = this ;
this .boxy.stop().animate({left: bounds[ 0 ], top: bounds[ 1 ]});
this .getContent().stop().animate({width: bounds[ 2 ], height: bounds[ 3 ]}, function () {
if (after) after(self);
});
return this ;
},
// Returns true if this dialog is visible, false otherwise
isVisible: function () {
return this .visible;
},
// Make this boxy instance visible
show: function () {
if ( this .visible) return ;
if ( this .options.modal) {
var self = this ;
if ( ! Boxy.resizeConfigured) {
Boxy.resizeConfigured = true ;
jQuery(window).resize( function () { Boxy._handleResize(); });
}
this .modalBlackout = jQuery(' < div class = " boxy-modal-blackout " ></ div > ')
.css({zIndex: Boxy._nextZ(),
opacity: 0 ,
width: jQuery(document).width(),
height: jQuery(document).height()})
.appendTo(document.body);
this .toTop();
if ( this .options.closeable) {
jQuery(document.body).bind('keypress.boxy', function (evt) {
var key = evt.which || evt.keyCode;
if (key == 27 ) {
self.hide();
jQuery(document.body).unbind('keypress.boxy');
}
});
}
}
this .boxy.stop().css({opacity: 1 }).show();
this .visible = true ;
this ._fire('afterShow');
this.center();
if (this.options.useIframe == true) {
this.temp_iframe = jQuery("<iframe class='bg_iframe' src='javascript:void(0);' scrolling='no' frameborder='0' style='position: absolute;'></iframe>");
this.temp_iframe.width(this.getSize()[0]);
this.temp_iframe.height(this.getSize()[1]);
this.temp_iframe[0].zIndex = - 1;
var v = Boxy._viewport();
this.temp_iframe.css("top",this.getPosition()[1]);
this.temp_iframe.css("left",this.getPosition()[0]);
jQuery(document.body).append(this.temp_iframe);
this.toTop();
}
return this ;
},
//弹层大小会改变时会用到这个方法,Boxy.get(this).auto_resize();
auto_resize:function(){
if (this.options.useIframe == true) {
this.temp_iframe.width(this.getSize()[0]);
this.temp_iframe.height(this.getSize()[1]);
}
},
// Hide this boxy instance
hide: function (after) {
if ( ! this .visible) return ;
var self = this ;
if ( this .options.modal) {
jQuery(document.body).unbind('keypress.boxy');
this .modalBlackout.animate({opacity: 0 }, function () {
jQuery( this ).remove();
});
}
this .boxy.stop().animate({opacity: 0 }, 300 , function () {
self.boxy.css({display: 'none'});
self.visible = false ;
self._fire('afterHide');
if (after) after(self);
if (self.options.unloadOnHide) self.unload();
});
if (this.options.useIframe == true) {
jQuery("iframe").remove(".bg_iframe");
}
return this ;
},
toggle: function () {
this [ this .visible ? 'hide' : 'show']();
return this ;
},
hideAndUnload: function (after) {
this .options.unloadOnHide = true ;
this .hide(after);
return this ;
},
unload: function () {
this ._fire('beforeUnload');
this .boxy.remove();
if ( this .options.actuator) {
jQuery.data( this .options.actuator, 'active.boxy', false );
}
},
// Move this dialog box above all other boxy instances
toTop: function () {
this .boxy.css({zIndex: Boxy._nextZ()});
return this ;
},
// Returns the title of this dialog
getTitle: function () {
return jQuery(' > .title - bar h2', this .getInner()).html();
},
// Sets the title of this dialog
setTitle: function (t) {
jQuery(' > .title - bar h2', this .getInner()).html(t);
return this ;
},
//
// Don't touch these privates
_getBoundsForResize: function (width, height) {
var csize = this .getContentSize();
var delta = [width - csize[ 0 ], height - csize[ 1 ]];
var p = this .getPosition();
return [Math.max(p[ 0 ] - delta[ 0 ] / 2 , 0 ),
Math.max(p[ 1 ] - delta[ 1 ] / 2 , 0 ), width, height];
},
_setupTitleBar: function () {
if ( this .options.title) {
var self = this ;
var tb = jQuery( " <div class='title-bar'></div> " ).html( " <h2> " + this .options.title + " </h2> " );
if ( this .options.closeable) {
tb.append(jQuery( " <a href='#' class='close'></a> " ).html( this .options.closeText));
}
if ( this .options.draggable) {
tb[ 0 ].onselectstart = function () { return false ; }
tb[ 0 ].unselectable = 'on';
tb[ 0 ].style.MozUserSelect = 'none';
if ( ! Boxy.dragConfigured) {
jQuery(document).mousemove(Boxy._handleDrag);
Boxy.dragConfigured = true ;
}
tb.mousedown( function (evt) {
self.toTop();
Boxy.dragging = [self, evt.pageX - self.boxy[ 0 ].offsetLeft, evt.pageY - self.boxy[ 0 ].offsetTop];
jQuery( this ).addClass('dragging');
}).mouseup( function () {
jQuery( this ).removeClass('dragging');
Boxy.dragging = null ;
self._fire('afterDrop');
});
}
this .getInner().prepend(tb);
this ._setupDefaultBehaviours(tb);
}
},
_setupDefaultBehaviours: function (root) {
var self = this ;
if ( this .options.clickToFront) {
root.click( function () { self.toTop(); });
}
jQuery('.close', root).click( function () {
self.hide();
return false ;
}).mousedown( function (evt) { evt.stopPropagation(); });
},
_fire: function (event) {
this .options[event].call( this );
}
};
* Boxy 0.1.4 - Facebook-style dialog, with frills
*
* (c) 2008 Jason Frame
* Licensed under the MIT License (LICENSE)
*/
/*
* jQuery plugin
*
* Options:
* message: confirmation message for form submit hook (default: "Please confirm:")
*
* Any other options - e.g. 'clone' - will be passed onto the boxy constructor (or
* Boxy.load for AJAX operations)
*/
jQuery.fn.boxy = function (options) {
options = options || {};
return this .each( function () {
var node = this .nodeName.toLowerCase(), self = this ;
if (node == 'a') {
jQuery( this ).click( function () {
var active = Boxy.linkedTo( this ),
href = this .getAttribute('href'),
localOptions = jQuery.extend({actuator: this , title: this .title}, options);
if (active) {
active.show();
} else if (href.indexOf('#') >= 0 ) {
var content = jQuery(href.substr(href.indexOf('#'))),
newContent = content.clone( true );
content.remove();
localOptions.unloadOnHide = false ;
new Boxy(newContent, localOptions);
} else { // fall back to AJAX; could do with a same-origin check
if ( ! localOptions.cache) localOptions.unloadOnHide = true ;
Boxy.load( this .href, localOptions);
}
return false ;
});
} else if (node == 'form') {
jQuery( this ).bind('submit.boxy', function () {
Boxy.confirm(options.message || 'Please confirm:', function () {
jQuery(self).unbind('submit.boxy').submit();
});
return false ;
});
}
});
};
//
// Boxy Class
function Boxy(element, options) {
this .boxy = jQuery(Boxy.WRAPPER);
jQuery.data( this .boxy[ 0 ], 'boxy', this );
this .visible = false ;
this .options = jQuery.extend({}, Boxy.DEFAULTS, options || {});
//只在ie6下useIframe才起作用
this.options.useIframe = (this.options.useIframe && jQuery.browser.msie && jQuery.browser.version < 7);
if (this.options.useIframe) {
this.options = jQuery.extend(this.options, {modal: true});
}
if ( this .options.modal) {
this .options = jQuery.extend( this .options, {center: true , draggable: false });
}
// options.actuator == DOM element that opened this boxy
// association will be automatically deleted when this boxy is remove()d
if ( this .options.actuator) {
jQuery.data( this .options.actuator, 'active.boxy', this );
}
this .setContent(element || " <div></div> " );
this ._setupTitleBar();
this .boxy.css('display', 'none').appendTo(document.body);
this .toTop();
if ( this .options.fixed) {
if (jQuery.browser.msie && jQuery.browser.version < 7 ) {
this .options.fixed = false ; // IE6 doesn't support fixed positioning
} else {
this .boxy.addClass('fixed');
}
}
if ( this .options.center && Boxy._u( this .options.x, this .options.y)) {
this .center();
} else {
this .moveTo(
Boxy._u( this .options.x) ? this .options.x : Boxy.DEFAULT_X,
Boxy._u( this .options.y) ? this .options.y : Boxy.DEFAULT_Y
);
}
if ( this .options.show) this .show();
};
Boxy.EF = function () {};
jQuery.extend(Boxy, {
WRAPPER: " <table cellspacing='0' cellpadding='0' border='0' class='boxy-wrapper'> " +
" <tr><td class='top-left'></td><td class='top'></td><td class='top-right'></td></tr> " +
" <tr><td class='left'></td><td class='boxy-inner'></td><td class='right'></td></tr> " +
" <tr><td class='bottom-left'></td><td class='bottom'></td><td class='bottom-right'></td></tr> " +
" </table> " ,
DEFAULTS: {
title: null , // titlebar text. titlebar will not be visible if not set.
closeable: true , // display close link in titlebar?
draggable: true , // can this dialog be dragged?
clone: false , // clone content prior to insertion into dialog?
actuator: null , // element which opened this dialog
center: true , // center dialog in viewport?
show: true , // show dialog immediately?
modal: false , // make dialog modal?
fixed: true , // use fixed positioning, if supported? absolute positioning used otherwise
closeText: " <img src='images/img_bgArea02.gif' /> " , // text to use for default close link
unloadOnHide: false , // should this dialog be removed from the DOM after being hidden?
clickToFront: false , // bring dialog to foreground on any click (not just titlebar)?
behaviours: Boxy.EF, // function used to apply behaviours to all content embedded in dialog.
afterDrop: Boxy.EF, // callback fired after dialog is dropped. executes in context of Boxy instance.
afterShow: Boxy.EF, // callback fired after dialog becomes visible. executes in context of Boxy instance.
afterHide: Boxy.EF, // callback fired after dialog is hidden. executed in context of Boxy instance.
beforeUnload: Boxy.EF, // callback fired after dialog is unloaded. executed in context of Boxy instance.
useIframe: false //支持iframe遮罩层,解决ie6下select z-index最高的bug,只在ie6下时才用的到
},
DEFAULT_X: 50 ,
DEFAULT_Y: 50 ,
zIndex: 1337 ,
dragConfigured: false , // only set up one drag handler for all boxys
resizeConfigured: false ,
dragging: null ,
// load a URL and display in boxy
// url - url to load
// options keys (any not listed below are passed to boxy constructor)
// type: HTTP method, default: GET
// cache: cache retrieved content? default: false
// filter: jQuery selector used to filter remote content
load: function (url, options) {
options = options || {};
var ajax = {
url: url, type: 'GET', dataType: 'html', cache: false , success: function (html) {
html = jQuery(html);
if (options.filter) html = jQuery(options.filter, html);
new Boxy(html, options);
}
};
jQuery.each(['type', 'cache'], function () {
if ( this in options) {
ajax[ this ] = options[ this ];
delete options[ this ];
}
});
jQuery.ajax(ajax);
},
// allows you to get a handle to the containing boxy instance of any element
// e.g. <a href='#' onclick='alert(Boxy.get(this));'>inspect!</a>.
// this returns the actual instance of the boxy 'class', not just a DOM element.
// Boxy.get(this).hide() would be valid, for instance.
get: function (ele) {
var p = jQuery(ele).parents('.boxy - wrapper');
return p.length ? jQuery.data(p[ 0 ], 'boxy') : null ;
},
// returns the boxy instance which has been linked to a given element via the
// 'actuator' constructor option.
linkedTo: function (ele) {
return jQuery.data(ele, 'active.boxy');
},
// displays an alert box with a given message, calling optional callback
// after dismissal.
alert: function (message, callback, options) {
return Boxy.ask(message, ['确定'], callback, options);
},
// displays an alert box with a given message, calling after callback iff
// user selects OK.
confirm: function (message, after, options) {
return Boxy.ask(message, ['确定', '取消'], function (response) {
if (response == '确定') after();
}, options);
},
// asks a question with multiple responses presented as buttons
// selected item is returned to a callback method.
// answers may be either an array or a hash. if it's an array, the
// the callback will received the selected value. if it's a hash,
// you'll get the corresponding key.
ask: function (question, answers, callback, options) {
options = jQuery.extend({modal: true , closeable: false },
options || {},
{show: true , unloadOnHide: true });
var body = jQuery(' < div ></ div > ').append(jQuery(' < div class = " question " ></ div > ').html(question));
// ick
var map = {}, answerStrings = [];
if (answers instanceof Array) {
for ( var i = 0 ; i < answers.length; i ++ ) {
map[answers[i]] = answers[i];
answerStrings.push(answers[i]);
}
} else {
for ( var k in answers) {
map[answers[k]] = k;
answerStrings.push(answers[k]);
}
}
var buttons = jQuery(' < form class = " answers " ></ form > ');
buttons.html(jQuery.map(answerStrings, function (v) {
return " <input type='button' value=' " + v + " ' /> " ;
}).join(' '));
jQuery('input[type = button]', buttons).click( function () {
var clicked = this ;
Boxy.get( this ).hide( function () {
if (callback) callback(map[clicked.value]);
});
});
body.append(buttons);
new Boxy(body, options);
},
// returns true if a modal boxy is visible, false otherwise
isModalVisible: function () {
return jQuery('.boxy - modal - blackout').length > 0 ;
},
_u: function () {
for ( var i = 0 ; i < arguments.length; i ++ )
if ( typeof arguments[i] != 'undefined') return false ;
return true ;
},
_handleResize: function (evt) {
var d = jQuery(document);
jQuery('.boxy - modal - blackout').css('display', 'none').css({
width: d.width(), height: d.height()
}).css('display', 'block');
},
_handleDrag: function (evt) {
var d;
if (d = Boxy.dragging) {
d[ 0 ].boxy.css({left: evt.pageX - d[ 1 ], top: evt.pageY - d[ 2 ]});
}
},
_nextZ: function () {
return Boxy.zIndex ++ ;
},
_viewport: function () {
var d = document.documentElement, b = document.body, w = window;
return jQuery.extend(
jQuery.browser.msie ?
{ left: b.scrollLeft || d.scrollLeft, top: b.scrollTop || d.scrollTop } :
{ left: w.pageXOffset, top: w.pageYOffset },
! Boxy._u(w.innerWidth) ?
{ width: w.innerWidth, height: w.innerHeight } :
( ! Boxy._u(d) && ! Boxy._u(d.clientWidth) && d.clientWidth != 0 ?
{ width: d.clientWidth, height: d.clientHeight } :
{ width: b.clientWidth, height: b.clientHeight }) );
}
});
Boxy.prototype = {
// Returns the size of this boxy instance without displaying it.
// Do not use this method if boxy is already visible, use getSize() instead.
estimateSize: function () {
this .boxy.css({visibility: 'hidden', display: 'block'});
var dims = this .getSize();
this .boxy.css('display', 'none').css('visibility', 'visible');
return dims;
},
// Returns the dimensions of the entire boxy dialog as [width,height]
getSize: function () {
return [ this .boxy.width(), this .boxy.height()];
},
// Returns the dimensions of the content region as [width,height]
getContentSize: function () {
var c = this .getContent();
return [c.width(), c.height()];
},
// Returns the position of this dialog as [x,y]
getPosition: function () {
var b = this .boxy[ 0 ];
return [b.offsetLeft, b.offsetTop];
},
// Returns the center point of this dialog as [x,y]
getCenter: function () {
var p = this .getPosition();
var s = this .getSize();
return [Math.floor(p[ 0 ] + s[ 0 ] / 2 ), Math.floor(p[ 1 ] + s[ 1 ] / 2 )];
},
// Returns a jQuery object wrapping the inner boxy region.
// Not much reason to use this, you're probably more interested in getContent()
getInner: function () {
return jQuery('.boxy - inner', this .boxy);
},
// Returns a jQuery object wrapping the boxy content region.
// This is the user-editable content area (i.e. excludes titlebar)
getContent: function () {
return jQuery('.boxy - content', this .boxy);
},
// Replace dialog content
setContent: function (newContent) {
newContent = jQuery(newContent).css({display: 'block'}).addClass('boxy - content');
if ( this .options.clone) newContent = newContent.clone( true );
this .getContent().remove();
this .getInner().append(newContent);
this ._setupDefaultBehaviours(newContent);
this .options.behaviours.call( this , newContent);
return this ;
},
// Move this dialog to some position, funnily enough
moveTo: function (x, y) {
this .moveToX(x).moveToY(y);
return this ;
},
// Move this dialog (x-coord only)
moveToX: function (x) {
if ( typeof x == 'number') this .boxy.css({left: x});
else this .centerX();
return this ;
},
// Move this dialog (y-coord only)
moveToY: function (y) {
if ( typeof y == 'number') this .boxy.css({top: y});
else this .centerY();
return this ;
},
// Move this dialog so that it is centered at (x,y)
centerAt: function (x, y) {
var s = this [ this .visible ? 'getSize' : 'estimateSize']();
if ( typeof x == 'number') this .moveToX(x - s[ 0 ] / 2 );
if ( typeof y == 'number') this .moveToY(y - s[ 1 ] / 2 );
return this ;
},
centerAtX: function (x) {
return this .centerAt(x, null );
},
centerAtY: function (y) {
return this .centerAt( null , y);
},
// Center this dialog in the viewport
// axis is optional, can be 'x', 'y'.
center: function (axis) {
var v = Boxy._viewport();
var o = this .options.fixed ? [ 0 , 0 ] : [v.left, v.top];
if ( ! axis || axis == 'x') this .centerAt(o[ 0 ] + v.width / 2 , null );
if ( ! axis || axis == 'y') this .centerAt( null , o[ 1 ] + v.height / 2 );
return this ;
},
// Center this dialog in the viewport (x-coord only)
centerX: function () {
return this .center('x');
},
// Center this dialog in the viewport (y-coord only)
centerY: function () {
return this .center('y');
},
// Resize the content region to a specific size
resize: function (width, height, after) {
if ( ! this .visible) return ;
var bounds = this ._getBoundsForResize(width, height);
this .boxy.css({left: bounds[ 0 ], top: bounds[ 1 ]});
this .getContent().css({width: bounds[ 2 ], height: bounds[ 3 ]});
if (after) after( this );
return this ;
},
// Tween the content region to a specific size
tween: function (width, height, after) {
if ( ! this .visible) return ;
var bounds = this ._getBoundsForResize(width, height);
var self = this ;
this .boxy.stop().animate({left: bounds[ 0 ], top: bounds[ 1 ]});
this .getContent().stop().animate({width: bounds[ 2 ], height: bounds[ 3 ]}, function () {
if (after) after(self);
});
return this ;
},
// Returns true if this dialog is visible, false otherwise
isVisible: function () {
return this .visible;
},
// Make this boxy instance visible
show: function () {
if ( this .visible) return ;
if ( this .options.modal) {
var self = this ;
if ( ! Boxy.resizeConfigured) {
Boxy.resizeConfigured = true ;
jQuery(window).resize( function () { Boxy._handleResize(); });
}
this .modalBlackout = jQuery(' < div class = " boxy-modal-blackout " ></ div > ')
.css({zIndex: Boxy._nextZ(),
opacity: 0 ,
width: jQuery(document).width(),
height: jQuery(document).height()})
.appendTo(document.body);
this .toTop();
if ( this .options.closeable) {
jQuery(document.body).bind('keypress.boxy', function (evt) {
var key = evt.which || evt.keyCode;
if (key == 27 ) {
self.hide();
jQuery(document.body).unbind('keypress.boxy');
}
});
}
}
this .boxy.stop().css({opacity: 1 }).show();
this .visible = true ;
this ._fire('afterShow');
this.center();
if (this.options.useIframe == true) {
this.temp_iframe = jQuery("<iframe class='bg_iframe' src='javascript:void(0);' scrolling='no' frameborder='0' style='position: absolute;'></iframe>");
this.temp_iframe.width(this.getSize()[0]);
this.temp_iframe.height(this.getSize()[1]);
this.temp_iframe[0].zIndex = - 1;
var v = Boxy._viewport();
this.temp_iframe.css("top",this.getPosition()[1]);
this.temp_iframe.css("left",this.getPosition()[0]);
jQuery(document.body).append(this.temp_iframe);
this.toTop();
}
return this ;
},
//弹层大小会改变时会用到这个方法,Boxy.get(this).auto_resize();
auto_resize:function(){
if (this.options.useIframe == true) {
this.temp_iframe.width(this.getSize()[0]);
this.temp_iframe.height(this.getSize()[1]);
}
},
// Hide this boxy instance
hide: function (after) {
if ( ! this .visible) return ;
var self = this ;
if ( this .options.modal) {
jQuery(document.body).unbind('keypress.boxy');
this .modalBlackout.animate({opacity: 0 }, function () {
jQuery( this ).remove();
});
}
this .boxy.stop().animate({opacity: 0 }, 300 , function () {
self.boxy.css({display: 'none'});
self.visible = false ;
self._fire('afterHide');
if (after) after(self);
if (self.options.unloadOnHide) self.unload();
});
if (this.options.useIframe == true) {
jQuery("iframe").remove(".bg_iframe");
}
return this ;
},
toggle: function () {
this [ this .visible ? 'hide' : 'show']();
return this ;
},
hideAndUnload: function (after) {
this .options.unloadOnHide = true ;
this .hide(after);
return this ;
},
unload: function () {
this ._fire('beforeUnload');
this .boxy.remove();
if ( this .options.actuator) {
jQuery.data( this .options.actuator, 'active.boxy', false );
}
},
// Move this dialog box above all other boxy instances
toTop: function () {
this .boxy.css({zIndex: Boxy._nextZ()});
return this ;
},
// Returns the title of this dialog
getTitle: function () {
return jQuery(' > .title - bar h2', this .getInner()).html();
},
// Sets the title of this dialog
setTitle: function (t) {
jQuery(' > .title - bar h2', this .getInner()).html(t);
return this ;
},
//
// Don't touch these privates
_getBoundsForResize: function (width, height) {
var csize = this .getContentSize();
var delta = [width - csize[ 0 ], height - csize[ 1 ]];
var p = this .getPosition();
return [Math.max(p[ 0 ] - delta[ 0 ] / 2 , 0 ),
Math.max(p[ 1 ] - delta[ 1 ] / 2 , 0 ), width, height];
},
_setupTitleBar: function () {
if ( this .options.title) {
var self = this ;
var tb = jQuery( " <div class='title-bar'></div> " ).html( " <h2> " + this .options.title + " </h2> " );
if ( this .options.closeable) {
tb.append(jQuery( " <a href='#' class='close'></a> " ).html( this .options.closeText));
}
if ( this .options.draggable) {
tb[ 0 ].onselectstart = function () { return false ; }
tb[ 0 ].unselectable = 'on';
tb[ 0 ].style.MozUserSelect = 'none';
if ( ! Boxy.dragConfigured) {
jQuery(document).mousemove(Boxy._handleDrag);
Boxy.dragConfigured = true ;
}
tb.mousedown( function (evt) {
self.toTop();
Boxy.dragging = [self, evt.pageX - self.boxy[ 0 ].offsetLeft, evt.pageY - self.boxy[ 0 ].offsetTop];
jQuery( this ).addClass('dragging');
}).mouseup( function () {
jQuery( this ).removeClass('dragging');
Boxy.dragging = null ;
self._fire('afterDrop');
});
}
this .getInner().prepend(tb);
this ._setupDefaultBehaviours(tb);
}
},
_setupDefaultBehaviours: function (root) {
var self = this ;
if ( this .options.clickToFront) {
root.click( function () { self.toTop(); });
}
jQuery('.close', root).click( function () {
self.hide();
return false ;
}).mousedown( function (evt) { evt.stopPropagation(); });
},
_fire: function (event) {
this .options[event].call( this );
}
};