mirror of
https://github.com/jquery/jquery-ui.git
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694 lines
17 KiB
JavaScript
694 lines
17 KiB
JavaScript
/*
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* jQuery UI Dialog @VERSION
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*
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* Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
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* Dual licensed under the MIT (MIT-LICENSE.txt)
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* and GPL (GPL-LICENSE.txt) licenses.
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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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* ui.core.js
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* ui.draggable.js
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* ui.resizable.js
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*/
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(function($) {
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var setDataSwitch = {
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maxHeight: "maxHeight.resizable",
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maxWidth: "maxWidth.resizable",
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minWidth: "minWidth.resizable"
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},
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uiDialogClasses =
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'ui-dialog ' +
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'ui-widget ' +
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'ui-widget-content ' +
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'ui-corner-all ';
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$.widget("ui.dialog", {
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_init: 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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position: 'absolute',
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overflow: 'hidden',
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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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(options.closeOnEscape && event.keyCode
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&& event.keyCode == $.ui.keyCode.ESCAPE && self.close(event));
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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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.mousedown(function(ev) {
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ev.stopPropagation();
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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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uiDialogTitlebar.find("*").add(uiDialogTitlebar).disableSelection();
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(options.draggable && $.fn.draggable && self._makeDraggable());
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(options.resizable && $.fn.resizable && self._makeResizable());
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self._createButtons(options.buttons);
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self._isOpen = false;
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(options.stackfix && $.fn.stackfix && uiDialog.stackfix());
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(options.autoOpen && self.open());
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},
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destroy: function() {
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var self = this;
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(self.overlay && self.overlay.destroy());
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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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(self.originalTitle && self.element.attr('title', self.originalTitle));
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return self;
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},
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close: function(event) {
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var self = this;
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if (false === self._trigger('beforeClose', event)) {
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return;
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}
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(self.overlay && self.overlay.destroy());
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self.uiDialog.unbind('keypress.ui-dialog');
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(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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: self.uiDialog.hide() && self._trigger('close', event));
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$.ui.dialog.overlay.resize();
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self._isOpen = false;
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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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var 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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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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(self.overlay && self.overlay.$el.css('z-index', $.ui.dialog.overlay.maxZ = ++$.ui.dialog.maxZ));
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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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var saveScroll = { scrollTop: self.element.attr('scrollTop'), scrollLeft: self.element.attr('scrollLeft') };
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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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(uiDialog.next().length && uiDialog.appendTo('body'));
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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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(options.modal && 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 = $(':tabbable', this),
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first = tabbables.filter(':first'),
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last = tabbables.filter(':last');
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if (event.target == last[0] && !event.shiftKey) {
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first.focus(1);
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return false;
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} else if (event.target == first[0] && event.shiftKey) {
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last.focus(1);
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return false;
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}
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}));
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// set focus to the first tabbable element in the content area or the first button
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// if there are no tabbable elements, set focus on the dialog itself
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$([])
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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 = $('<div></div>')
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.addClass(
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'ui-dialog-buttonpane ' +
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'ui-widget-content ' +
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'ui-helper-clearfix'
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);
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// if we already have a button pane, remove it
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self.uiDialog.find('.ui-dialog-buttonpane').remove();
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(typeof buttons == 'object' && buttons !== null &&
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$.each(buttons, function() { return !(hasButtons = true); }));
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if (hasButtons) {
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$.each(buttons, function(name, fn) {
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$('<button type="button"></button>')
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.addClass(
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'ui-state-default ' +
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'ui-corner-all'
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)
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.text(name)
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.click(function() { fn.apply(self.element[0], arguments); })
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.hover(
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function() {
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$(this).addClass('ui-state-hover');
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},
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function() {
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$(this).removeClass('ui-state-hover');
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}
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)
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.focus(function() {
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$(this).addClass('ui-state-focus');
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})
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.blur(function() {
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$(this).removeClass('ui-state-focus');
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})
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.appendTo(uiDialogButtonPane);
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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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heightBeforeDrag;
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self.uiDialog.draggable({
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cancel: '.ui-dialog-content',
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handle: '.ui-dialog-titlebar',
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containment: 'document',
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start: function(event) {
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heightBeforeDrag = options.height;
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$(this).height($(this).height()).addClass("ui-dialog-dragging");
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self._trigger('dragStart', event);
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},
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drag: function(event) {
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self._trigger('drag', event);
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},
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stop: function(event) {
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$(this).removeClass("ui-dialog-dragging").height(heightBeforeDrag);
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self._trigger('dragStop', event);
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$.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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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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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) {
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$(this).addClass("ui-dialog-resizing");
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self._trigger('resizeStart', event);
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},
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resize: function(event) {
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self._trigger('resize', event);
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},
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stop: function(event) {
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$(this).removeClass("ui-dialog-resizing");
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options.height = $(this).height();
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options.width = $(this).width();
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self._trigger('resizeStop', event);
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$.ui.dialog.overlay.resize();
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}
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})
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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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return (options.height == 'auto'
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? options.minHeight
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: Math.min(options.minHeight, options.height));
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},
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_position: function(pos) {
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var wnd = $(window), doc = $(document),
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pTop = doc.scrollTop(), pLeft = doc.scrollLeft(),
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minTop = pTop,
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uiDialog = this.uiDialog;
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if ($.inArray(pos, ['center','top','right','bottom','left']) >= 0) {
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pos = [
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pos == 'right' || pos == 'left' ? pos : 'center',
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pos == 'top' || pos == 'bottom' ? pos : 'middle'
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];
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}
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if (pos.constructor != Array) {
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pos = ['center', 'middle'];
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}
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if (pos[0].constructor == Number) {
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pLeft += pos[0];
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} else {
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switch (pos[0]) {
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case 'left':
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pLeft += 0;
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break;
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case 'right':
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pLeft += wnd.width() - uiDialog.outerWidth();
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break;
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default:
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case 'center':
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pLeft += (wnd.width() - uiDialog.outerWidth()) / 2;
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}
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}
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if (pos[1].constructor == Number) {
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pTop += pos[1];
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} else {
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switch (pos[1]) {
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case 'top':
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pTop += 0;
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break;
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case 'bottom':
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pTop += wnd.height() - uiDialog.outerHeight();
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break;
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default:
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case 'middle':
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pTop += (wnd.height() - uiDialog.outerHeight()) / 2;
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}
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}
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// prevent the dialog from being too high (make sure the titlebar
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// is accessible)
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pTop = Math.max(pTop, minTop);
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uiDialog.css({top: pTop, left: pLeft});
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},
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_setData: function(key, value){
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var self = this,
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uiDialog = self.uiDialog,
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resize = false;
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(setDataSwitch[key] && uiDialog.data(setDataSwitch[key], value));
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switch (key) {
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case "buttons":
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self._createButtons(value);
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break;
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case "closeText":
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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 "draggable":
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(value
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? self._makeDraggable()
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: uiDialog.draggable('destroy'));
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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 "minHeight":
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resize = true;
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break;
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case "position":
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self._position(value);
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break;
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case "resizable":
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var isResizable = uiDialog.is(':ui-resizable');
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// currently resizable, becoming non-resizable
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(isResizable && !value && uiDialog.resizable('destroy'));
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// currently resizable, changing handles
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(isResizable && typeof value == 'string' &&
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uiDialog.resizable('option', 'handles', value));
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// currently non-resizable, becoming resizable
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(isResizable || self._makeResizable(value));
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break;
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case "title":
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$(".ui-dialog-title", self.uiDialogTitlebar).html(value || ' ');
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break;
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case "width":
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resize = true;
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break;
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}
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$.widget.prototype._setData.apply(self, arguments);
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(resize && self._size());
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},
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_size: function() {
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/* If the user has resized the dialog, the .ui-dialog and .ui-dialog-content
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* divs will both have width and height set, so we need to reset them
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*/
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var options = this.options;
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// reset content sizing
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this.element.css({
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height: 0,
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minHeight: 0,
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width: 'auto'
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});
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// reset wrapper sizing
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// determine the height of all the non-content elements
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var nonContentHeight = this.uiDialog.css({
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height: 'auto',
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width: options.width
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})
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.height();
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this.element.css(options.height == 'auto'
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? {
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minHeight: Math.max(options.minHeight - nonContentHeight, 0),
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height: 'auto'
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}
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: {
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height: Math.max(options.height - nonContentHeight, 0)
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});
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(this.uiDialog.is(':ui-resizable') &&
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this.uiDialog.resizable('option', 'minHeight', this._minHeight()));
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}
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});
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$.extend($.ui.dialog, {
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version: "@VERSION",
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defaults: {
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autoOpen: true,
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stackfix: false,
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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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uuid: 0,
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maxZ: 0,
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getTitleId: function($el) {
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return 'ui-dialog-title-' + ($el.attr('id') || ++this.uuid);
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},
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overlay: function(dialog) {
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this.$el = $.ui.dialog.overlay.create(dialog);
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}
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});
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$.extend($.ui.dialog.overlay, {
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instances: [],
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maxZ: 0,
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events: $.map('focus,mousedown,mouseup,keydown,keypress,click'.split(','),
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function(event) { return event + '.dialog-overlay'; }).join(' '),
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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) {
|
|
var dialogZ = $(event.target).parents('.ui-dialog').css('zIndex') || 0;
|
|
return (dialogZ > $.ui.dialog.overlay.maxZ);
|
|
});
|
|
}
|
|
}, 1);
|
|
|
|
// allow closing by pressing the escape key
|
|
$(document).bind('keydown.dialog-overlay', function(event) {
|
|
(dialog.options.closeOnEscape && event.keyCode
|
|
&& event.keyCode == $.ui.keyCode.ESCAPE && dialog.close(event));
|
|
});
|
|
|
|
// handle window resize
|
|
$(window).bind('resize.dialog-overlay', $.ui.dialog.overlay.resize);
|
|
}
|
|
|
|
var $el = $('<div></div>').appendTo(document.body)
|
|
.addClass('ui-widget-overlay').css({
|
|
width: this.width(),
|
|
height: this.height()
|
|
});
|
|
|
|
(dialog.options.stackfix && $.fn.stackfix && $el.stackfix());
|
|
|
|
this.instances.push($el);
|
|
return $el;
|
|
},
|
|
|
|
destroy: function($el) {
|
|
this.instances.splice($.inArray(this.instances, $el), 1);
|
|
|
|
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;
|
|
$.each(this.instances, function() {
|
|
maxZ = Math.max(maxZ, this.css('z-index'));
|
|
});
|
|
this.maxZ = maxZ;
|
|
},
|
|
|
|
height: function() {
|
|
// handle IE 6
|
|
if ($.browser.msie && $.browser.version < 7) {
|
|
var scrollHeight = Math.max(
|
|
document.documentElement.scrollHeight,
|
|
document.body.scrollHeight
|
|
);
|
|
var 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 $(document).height() + 'px';
|
|
}
|
|
},
|
|
|
|
width: function() {
|
|
// handle IE 6
|
|
if ($.browser.msie && $.browser.version < 7) {
|
|
var scrollWidth = Math.max(
|
|
document.documentElement.scrollWidth,
|
|
document.body.scrollWidth
|
|
);
|
|
var 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);
|