mirror of
https://github.com/jquery/jquery-ui.git
synced 2024-11-21 11:04:24 +00:00
834 lines
20 KiB
JavaScript
834 lines
20 KiB
JavaScript
/*
|
|
* jQuery UI Dialog @VERSION
|
|
*
|
|
* Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
|
|
* Dual licensed under the MIT or GPL Version 2 licenses.
|
|
* http://jquery.org/license
|
|
*
|
|
* http://docs.jquery.com/UI/Dialog
|
|
*
|
|
* Depends:
|
|
* jquery.ui.core.js
|
|
* jquery.ui.widget.js
|
|
* jquery.ui.button.js
|
|
* jquery.ui.draggable.js
|
|
* jquery.ui.mouse.js
|
|
* jquery.ui.position.js
|
|
* jquery.ui.resizable.js
|
|
*/
|
|
(function( $, undefined ) {
|
|
|
|
var uiDialogClasses = "ui-dialog ui-widget ui-widget-content ui-corner-all ",
|
|
sizeRelatedOptions = {
|
|
buttons: true,
|
|
height: true,
|
|
maxHeight: true,
|
|
maxWidth: true,
|
|
minHeight: true,
|
|
minWidth: true,
|
|
width: true
|
|
},
|
|
resizableRelatedOptions = {
|
|
maxHeight: true,
|
|
maxWidth: true,
|
|
minHeight: true,
|
|
minWidth: true
|
|
};
|
|
|
|
$.widget("ui.dialog", {
|
|
version: "@VERSION",
|
|
options: {
|
|
autoOpen: true,
|
|
buttons: {},
|
|
closeOnEscape: true,
|
|
closeText: "close",
|
|
dialogClass: "",
|
|
draggable: true,
|
|
hide: null,
|
|
height: "auto",
|
|
maxHeight: false,
|
|
maxWidth: false,
|
|
minHeight: 150,
|
|
minWidth: 150,
|
|
modal: false,
|
|
position: {
|
|
my: "center",
|
|
at: "center",
|
|
of: window,
|
|
collision: "fit",
|
|
// ensure that the titlebar is never outside the document
|
|
using: function( pos ) {
|
|
var topOffset = $( this ).css( pos ).offset().top;
|
|
if ( topOffset < 0 ) {
|
|
$( this ).css( "top", pos.top - topOffset );
|
|
}
|
|
}
|
|
},
|
|
resizable: true,
|
|
show: null,
|
|
stack: true,
|
|
title: "",
|
|
width: 300,
|
|
zIndex: 1000
|
|
},
|
|
|
|
_create: function() {
|
|
this.originalTitle = this.element.attr( "title" );
|
|
// #5742 - .attr() might return a DOMElement
|
|
if ( typeof this.originalTitle !== "string" ) {
|
|
this.originalTitle = "";
|
|
}
|
|
|
|
this.options.title = this.options.title || this.originalTitle;
|
|
var self = this,
|
|
options = self.options,
|
|
|
|
title = options.title || " ",
|
|
titleId = $.ui.dialog.getTitleId( self.element ),
|
|
|
|
uiDialog = ( self.uiDialog = $( "<div>" ) )
|
|
.addClass( uiDialogClasses + options.dialogClass )
|
|
.css({
|
|
display: "none",
|
|
outline: 0, // TODO: move to stylesheet
|
|
zIndex: options.zIndex
|
|
})
|
|
// setting tabIndex makes the div focusable
|
|
.attr( "tabIndex", -1)
|
|
.keydown(function( event ) {
|
|
if ( options.closeOnEscape && !event.isDefaultPrevented() && event.keyCode &&
|
|
event.keyCode === $.ui.keyCode.ESCAPE ) {
|
|
self.close( event );
|
|
event.preventDefault();
|
|
}
|
|
})
|
|
.attr({
|
|
role: "dialog",
|
|
"aria-labelledby": titleId
|
|
})
|
|
.mousedown(function( event ) {
|
|
self.moveToTop( false, event );
|
|
})
|
|
.appendTo( "body" ),
|
|
|
|
uiDialogContent = self.element
|
|
.show()
|
|
.removeAttr( "title" )
|
|
.addClass( "ui-dialog-content ui-widget-content" )
|
|
.appendTo( uiDialog ),
|
|
|
|
uiDialogTitlebar = ( self.uiDialogTitlebar = $( "<div>" ) )
|
|
.addClass( "ui-dialog-titlebar ui-widget-header " +
|
|
"ui-corner-all ui-helper-clearfix" )
|
|
.prependTo( uiDialog ),
|
|
|
|
uiDialogTitlebarClose = $( "<a href='#'></a>" )
|
|
.addClass( "ui-dialog-titlebar-close ui-corner-all" )
|
|
.attr( "role", "button" )
|
|
.click(function( event ) {
|
|
event.preventDefault();
|
|
self.close( event );
|
|
})
|
|
.appendTo( uiDialogTitlebar ),
|
|
|
|
uiDialogTitlebarCloseText = ( self.uiDialogTitlebarCloseText = $( "<span>" ) )
|
|
.addClass( "ui-icon ui-icon-closethick" )
|
|
.text( options.closeText )
|
|
.appendTo( uiDialogTitlebarClose ),
|
|
|
|
uiDialogTitle = $( "<span>" )
|
|
.addClass( "ui-dialog-title" )
|
|
.attr( "id", titleId )
|
|
.html( title )
|
|
.prependTo( uiDialogTitlebar );
|
|
|
|
uiDialogTitlebar.find( "*" ).add( uiDialogTitlebar ).disableSelection();
|
|
this._hoverable( uiDialogTitlebarClose );
|
|
this._focusable( uiDialogTitlebarClose );
|
|
|
|
if ( options.draggable && $.fn.draggable ) {
|
|
self._makeDraggable();
|
|
}
|
|
if ( options.resizable && $.fn.resizable ) {
|
|
self._makeResizable();
|
|
}
|
|
|
|
self._createButtons( options.buttons );
|
|
self._isOpen = false;
|
|
|
|
if ( $.fn.bgiframe ) {
|
|
uiDialog.bgiframe();
|
|
}
|
|
},
|
|
|
|
_init: function() {
|
|
if ( this.options.autoOpen ) {
|
|
this.open();
|
|
}
|
|
},
|
|
|
|
_destroy: function() {
|
|
var self = this;
|
|
|
|
if ( self.overlay ) {
|
|
self.overlay.destroy();
|
|
}
|
|
self.uiDialog.hide();
|
|
self.element
|
|
.removeClass( "ui-dialog-content ui-widget-content" )
|
|
.hide()
|
|
.appendTo( "body" );
|
|
self.uiDialog.remove();
|
|
|
|
if ( self.originalTitle ) {
|
|
self.element.attr( "title", self.originalTitle );
|
|
}
|
|
},
|
|
|
|
widget: function() {
|
|
return this.uiDialog;
|
|
},
|
|
|
|
close: function( event ) {
|
|
if ( !this._isOpen ) {
|
|
return self;
|
|
}
|
|
|
|
var self = this,
|
|
maxZ, thisZ;
|
|
|
|
if ( false === self._trigger( "beforeClose", event ) ) {
|
|
return;
|
|
}
|
|
|
|
self._isOpen = false;
|
|
|
|
if ( self.overlay ) {
|
|
self.overlay.destroy();
|
|
}
|
|
self.uiDialog.unbind( "keypress.ui-dialog" );
|
|
|
|
if ( self.options.hide ) {
|
|
self.uiDialog.hide( self.options.hide, function() {
|
|
self._trigger( "close", event );
|
|
});
|
|
} else {
|
|
self.uiDialog.hide();
|
|
self._trigger( "close", event );
|
|
}
|
|
|
|
$.ui.dialog.overlay.resize();
|
|
|
|
// adjust the maxZ to allow other modal dialogs to continue to work (see #4309)
|
|
if ( self.options.modal ) {
|
|
maxZ = 0;
|
|
$( ".ui-dialog" ).each(function() {
|
|
if ( this !== self.uiDialog[0] ) {
|
|
thisZ = $( this ).css( "z-index" );
|
|
if ( !isNaN( thisZ ) ) {
|
|
maxZ = Math.max( maxZ, thisZ );
|
|
}
|
|
}
|
|
});
|
|
$.ui.dialog.maxZ = maxZ;
|
|
}
|
|
|
|
return self;
|
|
},
|
|
|
|
isOpen: function() {
|
|
return this._isOpen;
|
|
},
|
|
|
|
// the force parameter allows us to move modal dialogs to their correct
|
|
// position on open
|
|
moveToTop: function( force, event ) {
|
|
var self = this,
|
|
options = self.options,
|
|
saveScroll;
|
|
|
|
if ( ( options.modal && !force ) ||
|
|
( !options.stack && !options.modal ) ) {
|
|
return self._trigger( "focus", event );
|
|
}
|
|
|
|
if ( options.zIndex > $.ui.dialog.maxZ ) {
|
|
$.ui.dialog.maxZ = options.zIndex;
|
|
}
|
|
if ( self.overlay ) {
|
|
$.ui.dialog.maxZ += 1;
|
|
$.ui.dialog.overlay.maxZ = $.ui.dialog.maxZ;
|
|
self.overlay.$el.css( "z-index", $.ui.dialog.overlay.maxZ );
|
|
}
|
|
|
|
// Save and then restore scroll
|
|
// Opera 9.5+ resets when parent z-index is changed.
|
|
// http://bugs.jqueryui.com/ticket/3193
|
|
saveScroll = {
|
|
scrollTop: self.element.scrollTop(),
|
|
scrollLeft: self.element.scrollLeft()
|
|
};
|
|
$.ui.dialog.maxZ += 1;
|
|
self.uiDialog.css( "z-index", $.ui.dialog.maxZ );
|
|
self.element.attr( saveScroll );
|
|
self._trigger( "focus", event );
|
|
|
|
return self;
|
|
},
|
|
|
|
open: function() {
|
|
if ( this._isOpen ) {
|
|
return;
|
|
}
|
|
|
|
var self = this,
|
|
options = self.options,
|
|
uiDialog = self.uiDialog;
|
|
|
|
self._size();
|
|
self._position( options.position );
|
|
uiDialog.show( options.show );
|
|
self.overlay = options.modal ? new $.ui.dialog.overlay( self ) : null;
|
|
self.moveToTop( true );
|
|
|
|
// prevent tabbing out of modal dialogs
|
|
if ( options.modal ) {
|
|
uiDialog.bind( "keydown.ui-dialog", function( event ) {
|
|
if ( event.keyCode !== $.ui.keyCode.TAB ) {
|
|
return;
|
|
}
|
|
|
|
var tabbables = $( ":tabbable", this ),
|
|
first = tabbables.filter( ":first" ),
|
|
last = tabbables.filter( ":last" );
|
|
|
|
if ( event.target === last[0] && !event.shiftKey ) {
|
|
first.focus( 1 );
|
|
return false;
|
|
} else if ( event.target === first[0] && event.shiftKey ) {
|
|
last.focus( 1 );
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
|
|
// set focus to the first tabbable element in the content area or the first button
|
|
// if there are no tabbable elements, set focus on the dialog itself
|
|
var hasFocus = self.element.find( ":tabbable" );
|
|
if ( !hasFocus.length ) {
|
|
hasFocus = uiDialog.find( ".ui-dialog-buttonpane :tabbable" );
|
|
if ( !hasFocus.length ) {
|
|
hasFocus = uiDialog;
|
|
}
|
|
}
|
|
hasFocus.eq( 0 ).focus();
|
|
|
|
self._isOpen = true;
|
|
self._trigger( "open" );
|
|
|
|
return self;
|
|
},
|
|
|
|
_createButtons: function( buttons ) {
|
|
var self = this,
|
|
hasButtons = false;
|
|
|
|
// if we already have a button pane, remove it
|
|
self.uiDialog.find( ".ui-dialog-buttonpane" ).remove();
|
|
|
|
if ( typeof buttons === "object" && buttons !== null ) {
|
|
$.each( buttons, function() {
|
|
return !(hasButtons = true);
|
|
});
|
|
}
|
|
if ( hasButtons ) {
|
|
var uiDialogButtonPane = $( "<div>" )
|
|
.addClass( "ui-dialog-buttonpane ui-widget-content ui-helper-clearfix" ),
|
|
uiButtonSet = $( "<div>" )
|
|
.addClass( "ui-dialog-buttonset" )
|
|
.appendTo( uiDialogButtonPane );
|
|
|
|
$.each( buttons, function( name, props ) {
|
|
props = $.isFunction( props ) ?
|
|
{ click: props, text: name } :
|
|
props;
|
|
var button = $( "<button type='button'>" )
|
|
.attr( props, true )
|
|
.unbind( "click" )
|
|
.click(function() {
|
|
props.click.apply( self.element[0], arguments );
|
|
})
|
|
.appendTo( uiButtonSet );
|
|
if ( $.fn.button ) {
|
|
button.button();
|
|
}
|
|
});
|
|
self.uiDialog.addClass( "ui-dialog-buttons" );
|
|
uiDialogButtonPane.appendTo( self.uiDialog );
|
|
} else {
|
|
self.uiDialog.removeClass( "ui-dialog-buttons" );
|
|
}
|
|
},
|
|
|
|
_makeDraggable: function() {
|
|
var self = this,
|
|
options = self.options,
|
|
doc = $( document );
|
|
|
|
function filteredUi( ui ) {
|
|
return {
|
|
position: ui.position,
|
|
offset: ui.offset
|
|
};
|
|
}
|
|
|
|
self.uiDialog.draggable({
|
|
cancel: ".ui-dialog-content, .ui-dialog-titlebar-close",
|
|
handle: ".ui-dialog-titlebar",
|
|
containment: "document",
|
|
start: function( event, ui ) {
|
|
$( this )
|
|
.addClass( "ui-dialog-dragging" );
|
|
self._trigger( "dragStart", event, filteredUi( ui ) );
|
|
},
|
|
drag: function( event, ui ) {
|
|
self._trigger( "drag", event, filteredUi( ui ) );
|
|
},
|
|
stop: function( event, ui ) {
|
|
options.position = [
|
|
ui.position.left - doc.scrollLeft(),
|
|
ui.position.top - doc.scrollTop()
|
|
];
|
|
$( this )
|
|
.removeClass( "ui-dialog-dragging" );
|
|
self._trigger( "dragStop", event, filteredUi( ui ) );
|
|
$.ui.dialog.overlay.resize();
|
|
}
|
|
});
|
|
},
|
|
|
|
_makeResizable: function( handles ) {
|
|
handles = (handles === undefined ? this.options.resizable : handles);
|
|
var self = this,
|
|
options = self.options,
|
|
// .ui-resizable has position: relative defined in the stylesheet
|
|
// but dialogs have to use absolute or fixed positioning
|
|
position = self.uiDialog.css( "position" ),
|
|
resizeHandles = typeof handles === 'string' ?
|
|
handles :
|
|
"n,e,s,w,se,sw,ne,nw";
|
|
|
|
function filteredUi( ui ) {
|
|
return {
|
|
originalPosition: ui.originalPosition,
|
|
originalSize: ui.originalSize,
|
|
position: ui.position,
|
|
size: ui.size
|
|
};
|
|
}
|
|
|
|
self.uiDialog.resizable({
|
|
cancel: ".ui-dialog-content",
|
|
containment: "document",
|
|
alsoResize: self.element,
|
|
maxWidth: options.maxWidth,
|
|
maxHeight: options.maxHeight,
|
|
minWidth: options.minWidth,
|
|
minHeight: self._minHeight(),
|
|
handles: resizeHandles,
|
|
start: function( event, ui ) {
|
|
$( this ).addClass( "ui-dialog-resizing" );
|
|
self._trigger( "resizeStart", event, filteredUi( ui ) );
|
|
},
|
|
resize: function( event, ui ) {
|
|
self._trigger( "resize", event, filteredUi( ui ) );
|
|
},
|
|
stop: function( event, ui ) {
|
|
$( this ).removeClass( "ui-dialog-resizing" );
|
|
options.height = $( this ).height();
|
|
options.width = $( this ).width();
|
|
self._trigger( "resizeStop", event, filteredUi( ui ) );
|
|
$.ui.dialog.overlay.resize();
|
|
}
|
|
})
|
|
.css( "position", position )
|
|
.find( ".ui-resizable-se" )
|
|
.addClass( "ui-icon ui-icon-grip-diagonal-se" );
|
|
},
|
|
|
|
_minHeight: function() {
|
|
var options = this.options;
|
|
|
|
if ( options.height === "auto" ) {
|
|
return options.minHeight;
|
|
} else {
|
|
return Math.min( options.minHeight, options.height );
|
|
}
|
|
},
|
|
|
|
_position: function( position ) {
|
|
var myAt = [],
|
|
offset = [ 0, 0 ],
|
|
isVisible;
|
|
|
|
if ( position ) {
|
|
// deep extending converts arrays to objects in jQuery <= 1.3.2 :-(
|
|
// if (typeof position == 'string' || $.isArray(position)) {
|
|
// myAt = $.isArray(position) ? position : position.split(' ');
|
|
|
|
if ( typeof position === "string" || (typeof position === "object" && "0" in position ) ) {
|
|
myAt = position.split ? position.split( " " ) : [ position[ 0 ], position[ 1 ] ];
|
|
if ( myAt.length === 1 ) {
|
|
myAt[ 1 ] = myAt[ 0 ];
|
|
}
|
|
|
|
$.each( [ "left", "top" ], function( i, offsetPosition ) {
|
|
if ( +myAt[ i ] === myAt[ i ] ) {
|
|
offset[ i ] = myAt[ i ];
|
|
myAt[ i ] = offsetPosition;
|
|
}
|
|
});
|
|
|
|
position = {
|
|
my: myAt.join( " " ),
|
|
at: myAt.join( " " ),
|
|
offset: offset.join( " " )
|
|
};
|
|
}
|
|
|
|
position = $.extend( {}, $.ui.dialog.prototype.options.position, position );
|
|
} else {
|
|
position = $.ui.dialog.prototype.options.position;
|
|
}
|
|
|
|
// need to show the dialog to get the actual offset in the position plugin
|
|
isVisible = this.uiDialog.is( ":visible" );
|
|
if ( !isVisible ) {
|
|
this.uiDialog.show();
|
|
}
|
|
this.uiDialog.position( position );
|
|
if ( !isVisible ) {
|
|
this.uiDialog.hide();
|
|
}
|
|
},
|
|
|
|
_setOptions: function( options ) {
|
|
var self = this,
|
|
resizableOptions = {},
|
|
resize = false;
|
|
|
|
$.each( options, function( key, value ) {
|
|
self._setOption( key, value );
|
|
|
|
if ( key in sizeRelatedOptions ) {
|
|
resize = true;
|
|
}
|
|
if ( key in resizableRelatedOptions ) {
|
|
resizableOptions[ key ] = value;
|
|
}
|
|
});
|
|
|
|
if ( resize ) {
|
|
this._size();
|
|
}
|
|
if ( this.uiDialog.is( ":data(resizable)" ) ) {
|
|
this.uiDialog.resizable( "option", resizableOptions );
|
|
}
|
|
},
|
|
|
|
_setOption: function( key, value ) {
|
|
var self = this,
|
|
uiDialog = self.uiDialog;
|
|
|
|
switch ( key ) {
|
|
case "buttons":
|
|
self._createButtons( value );
|
|
break;
|
|
case "closeText":
|
|
// ensure that we always pass a string
|
|
self.uiDialogTitlebarCloseText.text( "" + value );
|
|
break;
|
|
case "dialogClass":
|
|
uiDialog
|
|
.removeClass( self.options.dialogClass )
|
|
.addClass( uiDialogClasses + value );
|
|
break;
|
|
case "disabled":
|
|
if ( value ) {
|
|
uiDialog.addClass( "ui-dialog-disabled" );
|
|
} else {
|
|
uiDialog.removeClass( "ui-dialog-disabled" );
|
|
}
|
|
break;
|
|
case "draggable":
|
|
var isDraggable = uiDialog.is( ":data(draggable)" );
|
|
if ( isDraggable && !value ) {
|
|
uiDialog.draggable( "destroy" );
|
|
}
|
|
|
|
if ( !isDraggable && value ) {
|
|
self._makeDraggable();
|
|
}
|
|
break;
|
|
case "position":
|
|
self._position( value );
|
|
break;
|
|
case "resizable":
|
|
// currently resizable, becoming non-resizable
|
|
var isResizable = uiDialog.is( ":data(resizable)" );
|
|
if ( isResizable && !value ) {
|
|
uiDialog.resizable( "destroy" );
|
|
}
|
|
|
|
// currently resizable, changing handles
|
|
if ( isResizable && typeof value === "string" ) {
|
|
uiDialog.resizable( "option", "handles", value );
|
|
}
|
|
|
|
// currently non-resizable, becoming resizable
|
|
if ( !isResizable && value !== false ) {
|
|
self._makeResizable( value );
|
|
}
|
|
break;
|
|
case "title":
|
|
// convert whatever was passed in o a string, for html() to not throw up
|
|
$( ".ui-dialog-title", self.uiDialogTitlebar )
|
|
.html( "" + ( value || " " ) );
|
|
break;
|
|
}
|
|
|
|
this._super( "_setOption", key, value );
|
|
},
|
|
|
|
_size: function() {
|
|
/* If the user has resized the dialog, the .ui-dialog and .ui-dialog-content
|
|
* divs will both have width and height set, so we need to reset them
|
|
*/
|
|
var options = this.options,
|
|
nonContentHeight,
|
|
minContentHeight,
|
|
isVisible = this.uiDialog.is( ":visible" );
|
|
|
|
// reset content sizing
|
|
this.element.show().css({
|
|
width: "auto",
|
|
minHeight: 0,
|
|
height: 0
|
|
});
|
|
|
|
if ( options.minWidth > options.width ) {
|
|
options.width = options.minWidth;
|
|
}
|
|
|
|
// reset wrapper sizing
|
|
// determine the height of all the non-content elements
|
|
nonContentHeight = this.uiDialog.css({
|
|
height: "auto",
|
|
width: options.width
|
|
})
|
|
.height();
|
|
minContentHeight = Math.max( 0, options.minHeight - nonContentHeight );
|
|
|
|
if ( options.height === "auto" ) {
|
|
// only needed for IE6 support
|
|
if ( $.support.minHeight ) {
|
|
this.element.css({
|
|
minHeight: minContentHeight,
|
|
height: "auto"
|
|
});
|
|
} else {
|
|
this.uiDialog.show();
|
|
var autoHeight = this.element.css( "height", "auto" ).height();
|
|
if ( !isVisible ) {
|
|
this.uiDialog.hide();
|
|
}
|
|
this.element.height( Math.max( autoHeight, minContentHeight ) );
|
|
}
|
|
} else {
|
|
this.element.height( Math.max( options.height - nonContentHeight, 0 ) );
|
|
}
|
|
|
|
if (this.uiDialog.is( ":data(resizable)" ) ) {
|
|
this.uiDialog.resizable( "option", "minHeight", this._minHeight() );
|
|
}
|
|
}
|
|
});
|
|
|
|
$.extend($.ui.dialog, {
|
|
uuid: 0,
|
|
maxZ: 0,
|
|
|
|
getTitleId: function($el) {
|
|
var id = $el.attr( "id" );
|
|
if ( !id ) {
|
|
this.uuid += 1;
|
|
id = this.uuid;
|
|
}
|
|
return "ui-dialog-title-" + id;
|
|
},
|
|
|
|
overlay: function( dialog ) {
|
|
this.$el = $.ui.dialog.overlay.create( dialog );
|
|
}
|
|
});
|
|
|
|
$.extend( $.ui.dialog.overlay, {
|
|
instances: [],
|
|
// reuse old instances due to IE memory leak with alpha transparency (see #5185)
|
|
oldInstances: [],
|
|
maxZ: 0,
|
|
events: $.map(
|
|
"focus,mousedown,mouseup,keydown,keypress,click".split( "," ),
|
|
function( event ) {
|
|
return event + ".dialog-overlay";
|
|
}
|
|
).join( " " ),
|
|
create: function( dialog ) {
|
|
if ( this.instances.length === 0 ) {
|
|
// prevent use of anchors and inputs
|
|
// we use a setTimeout in case the overlay is created from an
|
|
// event that we're going to be cancelling (see #2804)
|
|
setTimeout(function() {
|
|
// handle $(el).dialog().dialog('close') (see #4065)
|
|
if ( $.ui.dialog.overlay.instances.length ) {
|
|
$( document ).bind( $.ui.dialog.overlay.events, function( event ) {
|
|
// stop events if the z-index of the target is < the z-index of the overlay
|
|
// we cannot return true when we don't want to cancel the event (#3523)
|
|
if ( $( event.target ).zIndex() < $.ui.dialog.overlay.maxZ ) {
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
}, 1 );
|
|
|
|
// allow closing by pressing the escape key
|
|
$( document ).bind( "keydown.dialog-overlay", function( event ) {
|
|
if ( dialog.options.closeOnEscape && !event.isDefaultPrevented() && event.keyCode &&
|
|
event.keyCode === $.ui.keyCode.ESCAPE ) {
|
|
|
|
dialog.close( event );
|
|
event.preventDefault();
|
|
}
|
|
});
|
|
|
|
// handle window resize
|
|
$( window ).bind( "resize.dialog-overlay", $.ui.dialog.overlay.resize );
|
|
}
|
|
|
|
var $el = ( this.oldInstances.pop() || $( "<div>" ).addClass( "ui-widget-overlay" ) )
|
|
.appendTo( document.body )
|
|
.css({
|
|
width: this.width(),
|
|
height: this.height()
|
|
});
|
|
|
|
if ( $.fn.bgiframe ) {
|
|
$el.bgiframe();
|
|
}
|
|
|
|
this.instances.push( $el );
|
|
return $el;
|
|
},
|
|
|
|
destroy: function( $el ) {
|
|
var indexOf = $.inArray( $el, this.instances );
|
|
if ( indexOf !== -1 ) {
|
|
this.oldInstances.push( this.instances.splice( indexOf, 1 )[ 0 ] );
|
|
}
|
|
|
|
if ( this.instances.length === 0 ) {
|
|
$( [ document, window ] ).unbind( ".dialog-overlay" );
|
|
}
|
|
|
|
$el.height( 0 ).width( 0 ).remove();
|
|
|
|
// adjust the maxZ to allow other modal dialogs to continue to work (see #4309)
|
|
var maxZ = 0;
|
|
$.each( this.instances, function() {
|
|
maxZ = Math.max( maxZ, this.css( "z-index" ) );
|
|
});
|
|
this.maxZ = maxZ;
|
|
},
|
|
|
|
height: function() {
|
|
var scrollHeight,
|
|
offsetHeight;
|
|
// handle IE
|
|
if ( $.browser.msie ) {
|
|
scrollHeight = Math.max(
|
|
document.documentElement.scrollHeight,
|
|
document.body.scrollHeight
|
|
);
|
|
offsetHeight = Math.max(
|
|
document.documentElement.offsetHeight,
|
|
document.body.offsetHeight
|
|
);
|
|
|
|
if ( scrollHeight < offsetHeight ) {
|
|
return $( window ).height() + "px";
|
|
} else {
|
|
return scrollHeight + "px";
|
|
}
|
|
// handle "good" browsers
|
|
} else {
|
|
return $( document ).height() + "px";
|
|
}
|
|
},
|
|
|
|
width: function() {
|
|
var scrollWidth,
|
|
offsetWidth;
|
|
// handle IE
|
|
if ( $.browser.msie ) {
|
|
scrollWidth = Math.max(
|
|
document.documentElement.scrollWidth,
|
|
document.body.scrollWidth
|
|
);
|
|
offsetWidth = Math.max(
|
|
document.documentElement.offsetWidth,
|
|
document.body.offsetWidth
|
|
);
|
|
|
|
if ( scrollWidth < offsetWidth ) {
|
|
return $( window ).width() + "px";
|
|
} else {
|
|
return scrollWidth + "px";
|
|
}
|
|
// handle "good" browsers
|
|
} else {
|
|
return $( document ).width() + "px";
|
|
}
|
|
},
|
|
|
|
resize: function() {
|
|
/* If the dialog is draggable and the user drags it past the
|
|
* right edge of the window, the document becomes wider so we
|
|
* need to stretch the overlay. If the user then drags the
|
|
* dialog back to the left, the document will become narrower,
|
|
* so we need to shrink the overlay to the appropriate size.
|
|
* This is handled by shrinking the overlay before setting it
|
|
* to the full document size.
|
|
*/
|
|
var $overlays = $( [] );
|
|
$.each( $.ui.dialog.overlay.instances, function() {
|
|
$overlays = $overlays.add( this );
|
|
});
|
|
|
|
$overlays.css({
|
|
width: 0,
|
|
height: 0
|
|
}).css({
|
|
width: $.ui.dialog.overlay.width(),
|
|
height: $.ui.dialog.overlay.height()
|
|
});
|
|
}
|
|
});
|
|
|
|
$.extend( $.ui.dialog.overlay.prototype, {
|
|
destroy: function() {
|
|
$.ui.dialog.overlay.destroy( this.$el );
|
|
}
|
|
});
|
|
|
|
}( jQuery ) );
|