mirror of
https://github.com/jquery/jquery-ui.git
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825 lines
20 KiB
JavaScript
825 lines
20 KiB
JavaScript
/*
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* jQuery UI Dialog @VERSION
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*
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* Copyright 2010, AUTHORS.txt
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* Dual licensed under the MIT or GPL Version 2 licenses.
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* http://jquery.org/license
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*
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* http://docs.jquery.com/UI/Dialog
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*
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* Depends:
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* jquery.ui.core.js
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* jquery.ui.widget.js
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* jquery.ui.button.js
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* jquery.ui.draggable.js
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* jquery.ui.mouse.js
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* jquery.ui.position.js
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* jquery.ui.resizable.js
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*/
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(function( $, undefined ) {
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var uiDialogClasses =
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'ui-dialog ' +
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'ui-widget ' +
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'ui-widget-content ' +
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'ui-corner-all ';
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$.widget("ui.dialog", {
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options: {
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autoOpen: true,
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buttons: {},
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closeOnEscape: true,
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closeText: 'close',
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dialogClass: '',
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draggable: true,
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hide: null,
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height: 'auto',
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maxHeight: false,
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maxWidth: false,
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minHeight: 150,
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minWidth: 150,
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modal: false,
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position: 'center',
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resizable: true,
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show: null,
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stack: true,
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title: '',
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width: 300,
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zIndex: 1000
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},
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_create: function() {
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this.originalTitle = this.element.attr('title');
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var self = this,
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options = self.options,
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title = options.title || self.originalTitle || ' ',
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titleId = $.ui.dialog.getTitleId(self.element),
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uiDialog = (self.uiDialog = $('<div></div>'))
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.appendTo(document.body)
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.hide()
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.addClass(uiDialogClasses + options.dialogClass)
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.css({
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zIndex: options.zIndex
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})
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// setting tabIndex makes the div focusable
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// setting outline to 0 prevents a border on focus in Mozilla
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.attr('tabIndex', -1).css('outline', 0).keydown(function(event) {
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if (options.closeOnEscape && event.keyCode &&
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event.keyCode === $.ui.keyCode.ESCAPE) {
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self.close(event);
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event.preventDefault();
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}
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})
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.attr({
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role: 'dialog',
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'aria-labelledby': titleId
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})
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.mousedown(function(event) {
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self.moveToTop(false, event);
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}),
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uiDialogContent = self.element
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.show()
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.removeAttr('title')
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.addClass(
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'ui-dialog-content ' +
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'ui-widget-content')
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.appendTo(uiDialog),
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uiDialogTitlebar = (self.uiDialogTitlebar = $('<div></div>'))
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.addClass(
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'ui-dialog-titlebar ' +
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'ui-widget-header ' +
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'ui-corner-all ' +
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'ui-helper-clearfix'
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)
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.prependTo(uiDialog),
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uiDialogTitlebarClose = $('<a href="#"></a>')
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.addClass(
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'ui-dialog-titlebar-close ' +
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'ui-corner-all'
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)
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.attr('role', 'button')
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.hover(
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function() {
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uiDialogTitlebarClose.addClass('ui-state-hover');
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},
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function() {
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uiDialogTitlebarClose.removeClass('ui-state-hover');
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}
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)
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.focus(function() {
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uiDialogTitlebarClose.addClass('ui-state-focus');
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})
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.blur(function() {
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uiDialogTitlebarClose.removeClass('ui-state-focus');
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})
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.click(function(event) {
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self.close(event);
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return false;
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})
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.appendTo(uiDialogTitlebar),
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uiDialogTitlebarCloseText = (self.uiDialogTitlebarCloseText = $('<span></span>'))
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.addClass(
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'ui-icon ' +
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'ui-icon-closethick'
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)
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.text(options.closeText)
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.appendTo(uiDialogTitlebarClose),
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uiDialogTitle = $('<span></span>')
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.addClass('ui-dialog-title')
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.attr('id', titleId)
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.html(title)
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.prependTo(uiDialogTitlebar);
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//handling of deprecated beforeclose (vs beforeClose) option
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//Ticket #4669 http://dev.jqueryui.com/ticket/4669
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//TODO: remove in 1.9pre
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if ($.isFunction(options.beforeclose) && !$.isFunction(options.beforeClose)) {
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options.beforeClose = options.beforeclose;
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}
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uiDialogTitlebar.find("*").add(uiDialogTitlebar).disableSelection();
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if (options.draggable && $.fn.draggable) {
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self._makeDraggable();
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}
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if (options.resizable && $.fn.resizable) {
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self._makeResizable();
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}
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self._createButtons(options.buttons);
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self._isOpen = false;
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if ($.fn.bgiframe) {
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uiDialog.bgiframe();
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}
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},
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_init: function() {
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if ( this.options.autoOpen ) {
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this.open();
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}
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},
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destroy: function() {
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var self = this;
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if (self.overlay) {
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self.overlay.destroy();
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}
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self.uiDialog.hide();
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self.element
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.unbind('.dialog')
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.removeData('dialog')
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.removeClass('ui-dialog-content ui-widget-content')
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.hide().appendTo('body');
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self.uiDialog.remove();
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if (self.originalTitle) {
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self.element.attr('title', self.originalTitle);
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}
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return self;
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},
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widget: function() {
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return this.uiDialog;
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},
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close: function(event) {
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var self = this,
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maxZ;
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if (false === self._trigger('beforeClose', event)) {
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return;
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}
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if (self.overlay) {
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self.overlay.destroy();
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}
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self.uiDialog.unbind('keypress.ui-dialog');
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self._isOpen = false;
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if (self.options.hide) {
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self.uiDialog.hide(self.options.hide, function() {
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self._trigger('close', event);
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});
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} else {
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self.uiDialog.hide();
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self._trigger('close', event);
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}
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$.ui.dialog.overlay.resize();
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// adjust the maxZ to allow other modal dialogs to continue to work (see #4309)
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if (self.options.modal) {
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maxZ = 0;
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$('.ui-dialog').each(function() {
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if (this !== self.uiDialog[0]) {
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maxZ = Math.max(maxZ, $(this).css('z-index'));
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}
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});
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$.ui.dialog.maxZ = maxZ;
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}
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return self;
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},
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isOpen: function() {
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return this._isOpen;
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},
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// the force parameter allows us to move modal dialogs to their correct
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// position on open
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moveToTop: function(force, event) {
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var self = this,
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options = self.options,
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saveScroll;
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if ((options.modal && !force) ||
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(!options.stack && !options.modal)) {
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return self._trigger('focus', event);
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}
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if (options.zIndex > $.ui.dialog.maxZ) {
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$.ui.dialog.maxZ = options.zIndex;
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}
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if (self.overlay) {
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$.ui.dialog.maxZ += 1;
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self.overlay.$el.css('z-index', $.ui.dialog.overlay.maxZ = $.ui.dialog.maxZ);
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}
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//Save and then restore scroll since Opera 9.5+ resets when parent z-Index is changed.
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// http://ui.jquery.com/bugs/ticket/3193
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saveScroll = { scrollTop: self.element.attr('scrollTop'), scrollLeft: self.element.attr('scrollLeft') };
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$.ui.dialog.maxZ += 1;
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self.uiDialog.css('z-index', $.ui.dialog.maxZ);
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self.element.attr(saveScroll);
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self._trigger('focus', event);
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return self;
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},
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open: function() {
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if (this._isOpen) { return; }
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var self = this,
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options = self.options,
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uiDialog = self.uiDialog;
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self.overlay = options.modal ? new $.ui.dialog.overlay(self) : null;
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if (uiDialog.next().length) {
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uiDialog.appendTo('body');
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}
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self._size();
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self._position(options.position);
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uiDialog.show(options.show);
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self.moveToTop(true);
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// prevent tabbing out of modal dialogs
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if (options.modal) {
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uiDialog.bind('keypress.ui-dialog', function(event) {
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if (event.keyCode !== $.ui.keyCode.TAB) {
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return;
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}
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var tabbables = $(':tabbable', this),
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first = tabbables.filter(':first'),
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last = tabbables.filter(':last');
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if (event.target === last[0] && !event.shiftKey) {
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first.focus(1);
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return false;
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} else if (event.target === first[0] && event.shiftKey) {
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last.focus(1);
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return false;
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}
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});
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}
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// set focus to the first tabbable element in the content area or the first button
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// if there are no tabbable elements, set focus on the dialog itself
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$([])
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.add(uiDialog.find('.ui-dialog-content :tabbable:first'))
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.add(uiDialog.find('.ui-dialog-buttonpane :tabbable:first'))
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.add(uiDialog)
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.filter(':first')
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.focus();
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self._trigger('open');
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self._isOpen = true;
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return self;
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},
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_createButtons: function(buttons) {
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var self = this,
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hasButtons = false,
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uiDialogButtonPane = $('<div></div>')
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.addClass(
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'ui-dialog-buttonpane ' +
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'ui-widget-content ' +
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'ui-helper-clearfix'
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);
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// if we already have a button pane, remove it
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self.uiDialog.find('.ui-dialog-buttonpane').remove();
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if (typeof buttons === 'object' && buttons !== null) {
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$.each(buttons, function() {
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return !(hasButtons = true);
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});
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}
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if (hasButtons) {
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$.each(buttons, function(name, fn) {
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var button = $('<button type="button"></button>')
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.text(name)
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.click(function() { fn.apply(self.element[0], arguments); })
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.appendTo(uiDialogButtonPane);
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if ($.fn.button) {
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button.button();
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}
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});
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uiDialogButtonPane.appendTo(self.uiDialog);
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}
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},
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_makeDraggable: function() {
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var self = this,
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options = self.options,
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doc = $(document),
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heightBeforeDrag;
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function filteredUi(ui) {
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return {
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position: ui.position,
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offset: ui.offset
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};
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}
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self.uiDialog.draggable({
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cancel: '.ui-dialog-content, .ui-dialog-titlebar-close',
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handle: '.ui-dialog-titlebar',
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containment: 'document',
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start: function(event, ui) {
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heightBeforeDrag = options.height === "auto" ? "auto" : $(this).height();
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$(this).height($(this).height()).addClass("ui-dialog-dragging");
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self._trigger('dragStart', event, filteredUi(ui));
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},
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drag: function(event, ui) {
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self._trigger('drag', event, filteredUi(ui));
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},
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stop: function(event, ui) {
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options.position = [ui.position.left - doc.scrollLeft(),
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ui.position.top - doc.scrollTop()];
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$(this).removeClass("ui-dialog-dragging").height(heightBeforeDrag);
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self._trigger('dragStop', event, filteredUi(ui));
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$.ui.dialog.overlay.resize();
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}
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});
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},
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_makeResizable: function(handles) {
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handles = (handles === undefined ? this.options.resizable : handles);
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var self = this,
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options = self.options,
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// .ui-resizable has position: relative defined in the stylesheet
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// but dialogs have to use absolute or fixed positioning
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position = self.uiDialog.css('position'),
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resizeHandles = (typeof handles === 'string' ?
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handles :
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'n,e,s,w,se,sw,ne,nw'
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);
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function filteredUi(ui) {
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return {
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originalPosition: ui.originalPosition,
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originalSize: ui.originalSize,
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position: ui.position,
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size: ui.size
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};
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}
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self.uiDialog.resizable({
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cancel: '.ui-dialog-content',
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containment: 'document',
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alsoResize: self.element,
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maxWidth: options.maxWidth,
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maxHeight: options.maxHeight,
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minWidth: options.minWidth,
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minHeight: self._minHeight(),
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handles: resizeHandles,
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start: function(event, ui) {
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$(this).addClass("ui-dialog-resizing");
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self._trigger('resizeStart', event, filteredUi(ui));
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},
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resize: function(event, ui) {
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self._trigger('resize', event, filteredUi(ui));
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},
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stop: function(event, ui) {
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$(this).removeClass("ui-dialog-resizing");
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options.height = $(this).height();
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options.width = $(this).width();
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self._trigger('resizeStop', event, filteredUi(ui));
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$.ui.dialog.overlay.resize();
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}
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})
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.css('position', position)
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.find('.ui-resizable-se').addClass('ui-icon ui-icon-grip-diagonal-se');
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},
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_minHeight: function() {
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var options = this.options;
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if (options.height === 'auto') {
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return options.minHeight;
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} else {
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return Math.min(options.minHeight, options.height);
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}
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},
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_position: function(position) {
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var myAt = [],
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offset = [0, 0],
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isVisible;
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position = position || $.ui.dialog.prototype.options.position;
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// deep extending converts arrays to objects in jQuery <= 1.3.2 :-(
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// if (typeof position == 'string' || $.isArray(position)) {
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// myAt = $.isArray(position) ? position : position.split(' ');
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if (typeof position === 'string' || (typeof position === 'object' && '0' in position)) {
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myAt = position.split ? position.split(' ') : [position[0], position[1]];
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if (myAt.length === 1) {
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myAt[1] = myAt[0];
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}
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$.each(['left', 'top'], function(i, offsetPosition) {
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if (+myAt[i] === myAt[i]) {
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offset[i] = myAt[i];
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myAt[i] = offsetPosition;
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}
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});
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} else if (typeof position === 'object') {
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if ('left' in position) {
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myAt[0] = 'left';
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offset[0] = position.left;
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} else if ('right' in position) {
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myAt[0] = 'right';
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offset[0] = -position.right;
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}
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if ('top' in position) {
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myAt[1] = 'top';
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offset[1] = position.top;
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} else if ('bottom' in position) {
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myAt[1] = 'bottom';
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offset[1] = -position.bottom;
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}
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}
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// need to show the dialog to get the actual offset in the position plugin
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isVisible = this.uiDialog.is(':visible');
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if (!isVisible) {
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this.uiDialog.show();
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}
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this.uiDialog
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// workaround for jQuery bug #5781 http://dev.jquery.com/ticket/5781
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.css({ top: 0, left: 0 })
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.position({
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my: myAt.join(' '),
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at: myAt.join(' '),
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offset: offset.join(' '),
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of: window,
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collision: 'fit',
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// ensure that the titlebar is never outside the document
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using: function(pos) {
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var topOffset = $(this).css(pos).offset().top;
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if (topOffset < 0) {
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$(this).css('top', pos.top - topOffset);
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}
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}
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});
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if (!isVisible) {
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this.uiDialog.hide();
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}
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},
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_setOption: function(key, value){
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var self = this,
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uiDialog = self.uiDialog,
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isResizable = uiDialog.is(':data(resizable)'),
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resize = false;
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switch (key) {
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//handling of deprecated beforeclose (vs beforeClose) option
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//Ticket #4669 http://dev.jqueryui.com/ticket/4669
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//TODO: remove in 1.9pre
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case "beforeclose":
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key = "beforeClose";
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break;
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case "buttons":
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self._createButtons(value);
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resize = true;
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break;
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case "closeText":
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// convert whatever was passed in to a string, for text() to not throw up
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self.uiDialogTitlebarCloseText.text("" + value);
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break;
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case "dialogClass":
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uiDialog
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.removeClass(self.options.dialogClass)
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.addClass(uiDialogClasses + value);
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break;
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case "disabled":
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if (value) {
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uiDialog.addClass('ui-dialog-disabled');
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} else {
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uiDialog.removeClass('ui-dialog-disabled');
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}
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break;
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case "draggable":
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if (value) {
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self._makeDraggable();
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} else {
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uiDialog.draggable('destroy');
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}
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break;
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case "height":
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resize = true;
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break;
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case "maxHeight":
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if (isResizable) {
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uiDialog.resizable('option', 'maxHeight', value);
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|
}
|
|
resize = true;
|
|
break;
|
|
case "maxWidth":
|
|
if (isResizable) {
|
|
uiDialog.resizable('option', 'maxWidth', value);
|
|
}
|
|
resize = true;
|
|
break;
|
|
case "minHeight":
|
|
if (isResizable) {
|
|
uiDialog.resizable('option', 'minHeight', value);
|
|
}
|
|
resize = true;
|
|
break;
|
|
case "minWidth":
|
|
if (isResizable) {
|
|
uiDialog.resizable('option', 'minWidth', value);
|
|
}
|
|
resize = true;
|
|
break;
|
|
case "position":
|
|
self._position(value);
|
|
break;
|
|
case "resizable":
|
|
// currently resizable, becoming non-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;
|
|
case "width":
|
|
resize = true;
|
|
break;
|
|
}
|
|
|
|
$.Widget.prototype._setOption.apply(self, arguments);
|
|
if (resize) {
|
|
self._size();
|
|
}
|
|
},
|
|
|
|
_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;
|
|
|
|
// reset content sizing
|
|
// hide for non content measurement because height: 0 doesn't work in IE quirks mode (see #4350)
|
|
this.element.css({
|
|
width: 'auto',
|
|
minHeight: 0,
|
|
height: 0
|
|
});
|
|
|
|
// reset wrapper sizing
|
|
// determine the height of all the non-content elements
|
|
nonContentHeight = this.uiDialog.css({
|
|
height: 'auto',
|
|
width: options.width
|
|
})
|
|
.height();
|
|
|
|
this.element
|
|
.css(options.height === 'auto' ? {
|
|
minHeight: Math.max(options.minHeight - nonContentHeight, 0),
|
|
height: 'auto'
|
|
} : {
|
|
minHeight: 0,
|
|
height: Math.max(options.height - nonContentHeight, 0)
|
|
})
|
|
.show();
|
|
|
|
if (this.uiDialog.is(':data(resizable)')) {
|
|
this.uiDialog.resizable('option', 'minHeight', this._minHeight());
|
|
}
|
|
}
|
|
});
|
|
|
|
$.extend($.ui.dialog, {
|
|
version: "@VERSION",
|
|
|
|
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
|
|
return ($(event.target).zIndex() >= $.ui.dialog.overlay.maxZ);
|
|
});
|
|
}
|
|
}, 1);
|
|
|
|
// allow closing by pressing the escape key
|
|
$(document).bind('keydown.dialog-overlay', function(event) {
|
|
if (dialog.options.closeOnEscape && 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() || $('<div></div>').addClass('ui-widget-overlay'))
|
|
.appendTo(document.body)
|
|
.css({
|
|
width: this.width(),
|
|
height: this.height()
|
|
});
|
|
|
|
if ($.fn.bgiframe) {
|
|
$el.bgiframe();
|
|
}
|
|
|
|
this.instances.push($el);
|
|
return $el;
|
|
},
|
|
|
|
destroy: function($el) {
|
|
this.oldInstances.push(this.instances.splice($.inArray($el, this.instances), 1)[0]);
|
|
|
|
if (this.instances.length === 0) {
|
|
$([document, window]).unbind('.dialog-overlay');
|
|
}
|
|
|
|
$el.remove();
|
|
|
|
// adjust the maxZ to allow other modal dialogs to continue to work (see #4309)
|
|
var maxZ = 0;
|
|
$.each(this.instances, function() {
|
|
maxZ = Math.max(maxZ, this.css('z-index'));
|
|
});
|
|
this.maxZ = maxZ;
|
|
},
|
|
|
|
height: function() {
|
|
var scrollHeight,
|
|
offsetHeight;
|
|
// handle IE 6
|
|
if ($.browser.msie && $.browser.version < 7) {
|
|
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 $(document).height() + 'px';
|
|
}
|
|
},
|
|
|
|
width: function() {
|
|
var scrollWidth,
|
|
offsetWidth;
|
|
// handle IE 6
|
|
if ($.browser.msie && $.browser.version < 7) {
|
|
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));
|