124 lines
3.9 KiB
JavaScript
124 lines
3.9 KiB
JavaScript
/*
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Copyright 2010, Google Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following disclaimer
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in the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Google Inc. nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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DialogSystem = {
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_layers: []
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};
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DialogSystem.showDialog = function(elmt, onCancel) {
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var overlay = $('<div> </div>')
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.addClass("dialog-overlay")
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.css("z-index", 101 + DialogSystem._layers.length * 2)
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.appendTo(document.body);
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var container = $('<div></div>')
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.addClass("dialog-container")
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.css("z-index", 102 + DialogSystem._layers.length * 2)
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.appendTo(document.body);
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elmt.css("visibility", "hidden").appendTo(container);
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container.css("top", Math.round((overlay.height() - elmt.height()) / 2) + "px");
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elmt.css("visibility", "visible");
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container.draggable({ handle: '.dialog-header', cursor: 'move' });
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var layer = {
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overlay: overlay,
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container: container,
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onCancel: onCancel
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};
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DialogSystem._layers.push(layer);
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var level = DialogSystem._layers.length;
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layer.keyHandler = function(evt) {
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if (evt.keyCode == 27 && !evt.shiftKey && !evt.metaKey && !evt.altKey && !evt.ctrlKey &&
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evt.target.tagName.toLowerCase() != "input" &&
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evt.target.tagName.toLowerCase() != "textarea") {
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DialogSystem.dismissUntil(level - 1);
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evt.stopImmediatePropagation();
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evt.stopPropagation();
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evt.preventDefault();
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return false;
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}
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};
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$(document).stack("keydown", layer.keyHandler);
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return level;
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};
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DialogSystem.dismissAll = function() {
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DialogSystem.dismissUntil(0);
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};
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DialogSystem.dismissUntil = function(level) {
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for (var i = DialogSystem._layers.length - 1; i >= level; i--) {
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var layer = DialogSystem._layers[i];
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$(document).unbind("keydown", layer.keyHandler);
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layer.overlay.remove();
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layer.container.remove();
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layer.container.unbind();
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if (layer.onCancel) {
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try {
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layer.onCancel();
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} catch (e) {
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Refine.reportException(e);
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}
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}
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}
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DialogSystem._layers = DialogSystem._layers.slice(0, level);
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};
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DialogSystem.createDialog = function() {
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return $('<div></div>').addClass("dialog-frame");
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};
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DialogSystem.showBusy = function(message) {
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var frame = DialogSystem.createDialog();
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frame.addClass("dialog-busy");
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var body = $('<div>').attr('id', 'loading-message').appendTo(frame);
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$('<img>').attr("src", "images/large-spinner.gif").appendTo(body);
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$('<span>').html(" " + (message || $.i18n._('core-util-enc')["working"]+"...")).appendTo(body);
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var level = DialogSystem.showDialog(frame);
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return function() {
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DialogSystem.dismissUntil(level - 1);
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};
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};
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