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/* |
Copyright (c) 2004-2006, The Dojo Foundation |
All Rights Reserved. |
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Licensed under the Academic Free License version 2.1 or above OR the |
modified BSD license. For more information on Dojo licensing, see: |
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http://dojotoolkit.org/community/licensing.shtml |
*/ |
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dojo.provide("dojo.widget.Dialog"); |
dojo.require("dojo.widget.*"); |
dojo.require("dojo.widget.ContentPane"); |
dojo.require("dojo.event.*"); |
dojo.require("dojo.gfx.color"); |
dojo.require("dojo.html.layout"); |
dojo.require("dojo.html.display"); |
dojo.require("dojo.html.iframe"); |
dojo.declare("dojo.widget.ModalDialogBase", null, {isContainer:true, focusElement:"", bgColor:"black", bgOpacity:0.4, followScroll:true, closeOnBackgroundClick:false, trapTabs:function (e) { |
if (e.target == this.tabStartOuter) { |
if (this._fromTrap) { |
this.tabStart.focus(); |
this._fromTrap = false; |
} else { |
this._fromTrap = true; |
this.tabEnd.focus(); |
} |
} else { |
if (e.target == this.tabStart) { |
if (this._fromTrap) { |
this._fromTrap = false; |
} else { |
this._fromTrap = true; |
this.tabEnd.focus(); |
} |
} else { |
if (e.target == this.tabEndOuter) { |
if (this._fromTrap) { |
this.tabEnd.focus(); |
this._fromTrap = false; |
} else { |
this._fromTrap = true; |
this.tabStart.focus(); |
} |
} else { |
if (e.target == this.tabEnd) { |
if (this._fromTrap) { |
this._fromTrap = false; |
} else { |
this._fromTrap = true; |
this.tabStart.focus(); |
} |
} |
} |
} |
} |
}, clearTrap:function (e) { |
var _this = this; |
setTimeout(function () { |
_this._fromTrap = false; |
}, 100); |
}, postCreate:function () { |
with (this.domNode.style) { |
position = "absolute"; |
zIndex = 999; |
display = "none"; |
overflow = "visible"; |
} |
var b = dojo.body(); |
b.appendChild(this.domNode); |
this.bg = document.createElement("div"); |
this.bg.className = "dialogUnderlay"; |
with (this.bg.style) { |
position = "absolute"; |
left = top = "0px"; |
zIndex = 998; |
display = "none"; |
} |
b.appendChild(this.bg); |
this.setBackgroundColor(this.bgColor); |
this.bgIframe = new dojo.html.BackgroundIframe(); |
if (this.bgIframe.iframe) { |
with (this.bgIframe.iframe.style) { |
position = "absolute"; |
left = top = "0px"; |
zIndex = 90; |
display = "none"; |
} |
} |
if (this.closeOnBackgroundClick) { |
dojo.event.kwConnect({srcObj:this.bg, srcFunc:"onclick", adviceObj:this, adviceFunc:"onBackgroundClick", once:true}); |
} |
}, uninitialize:function () { |
this.bgIframe.remove(); |
dojo.html.removeNode(this.bg, true); |
}, setBackgroundColor:function (color) { |
if (arguments.length >= 3) { |
color = new dojo.gfx.color.Color(arguments[0], arguments[1], arguments[2]); |
} else { |
color = new dojo.gfx.color.Color(color); |
} |
this.bg.style.backgroundColor = color.toString(); |
return this.bgColor = color; |
}, setBackgroundOpacity:function (op) { |
if (arguments.length == 0) { |
op = this.bgOpacity; |
} |
dojo.html.setOpacity(this.bg, op); |
try { |
this.bgOpacity = dojo.html.getOpacity(this.bg); |
} |
catch (e) { |
this.bgOpacity = op; |
} |
return this.bgOpacity; |
}, _sizeBackground:function () { |
if (this.bgOpacity > 0) { |
var viewport = dojo.html.getViewport(); |
var h = viewport.height; |
var w = viewport.width; |
with (this.bg.style) { |
width = w + "px"; |
height = h + "px"; |
} |
var scroll_offset = dojo.html.getScroll().offset; |
this.bg.style.top = scroll_offset.y + "px"; |
this.bg.style.left = scroll_offset.x + "px"; |
var viewport = dojo.html.getViewport(); |
if (viewport.width != w) { |
this.bg.style.width = viewport.width + "px"; |
} |
if (viewport.height != h) { |
this.bg.style.height = viewport.height + "px"; |
} |
} |
this.bgIframe.size(this.bg); |
}, _showBackground:function () { |
if (this.bgOpacity > 0) { |
this.bg.style.display = "block"; |
} |
if (this.bgIframe.iframe) { |
this.bgIframe.iframe.style.display = "block"; |
} |
}, placeModalDialog:function () { |
var scroll_offset = dojo.html.getScroll().offset; |
var viewport_size = dojo.html.getViewport(); |
var mb; |
if (this.isShowing()) { |
mb = dojo.html.getMarginBox(this.domNode); |
} else { |
dojo.html.setVisibility(this.domNode, false); |
dojo.html.show(this.domNode); |
mb = dojo.html.getMarginBox(this.domNode); |
dojo.html.hide(this.domNode); |
dojo.html.setVisibility(this.domNode, true); |
} |
var x = scroll_offset.x + (viewport_size.width - mb.width) / 2; |
var y = scroll_offset.y + (viewport_size.height - mb.height) / 2; |
with (this.domNode.style) { |
left = x + "px"; |
top = y + "px"; |
} |
}, _onKey:function (evt) { |
if (evt.key) { |
var node = evt.target; |
while (node != null) { |
if (node == this.domNode) { |
return; |
} |
node = node.parentNode; |
} |
if (evt.key != evt.KEY_TAB) { |
dojo.event.browser.stopEvent(evt); |
} else { |
if (!dojo.render.html.opera) { |
try { |
this.tabStart.focus(); |
} |
catch (e) { |
} |
} |
} |
} |
}, showModalDialog:function () { |
if (this.followScroll && !this._scrollConnected) { |
this._scrollConnected = true; |
dojo.event.connect(window, "onscroll", this, "_onScroll"); |
} |
dojo.event.connect(document.documentElement, "onkey", this, "_onKey"); |
this.placeModalDialog(); |
this.setBackgroundOpacity(); |
this._sizeBackground(); |
this._showBackground(); |
this._fromTrap = true; |
setTimeout(dojo.lang.hitch(this, function () { |
try { |
this.tabStart.focus(); |
} |
catch (e) { |
} |
}), 50); |
}, hideModalDialog:function () { |
if (this.focusElement) { |
dojo.byId(this.focusElement).focus(); |
dojo.byId(this.focusElement).blur(); |
} |
this.bg.style.display = "none"; |
this.bg.style.width = this.bg.style.height = "1px"; |
if (this.bgIframe.iframe) { |
this.bgIframe.iframe.style.display = "none"; |
} |
dojo.event.disconnect(document.documentElement, "onkey", this, "_onKey"); |
if (this._scrollConnected) { |
this._scrollConnected = false; |
dojo.event.disconnect(window, "onscroll", this, "_onScroll"); |
} |
}, _onScroll:function () { |
var scroll_offset = dojo.html.getScroll().offset; |
this.bg.style.top = scroll_offset.y + "px"; |
this.bg.style.left = scroll_offset.x + "px"; |
this.placeModalDialog(); |
}, checkSize:function () { |
if (this.isShowing()) { |
this._sizeBackground(); |
this.placeModalDialog(); |
this.onResized(); |
} |
}, onBackgroundClick:function () { |
if (this.lifetime - this.timeRemaining >= this.blockDuration) { |
return; |
} |
this.hide(); |
}}); |
dojo.widget.defineWidget("dojo.widget.Dialog", [dojo.widget.ContentPane, dojo.widget.ModalDialogBase], {templateString:"<div id=\"${this.widgetId}\" class=\"dojoDialog\" dojoattachpoint=\"wrapper\">\n\t<span dojoattachpoint=\"tabStartOuter\" dojoonfocus=\"trapTabs\" dojoonblur=\"clearTrap\"\ttabindex=\"0\"></span>\n\t<span dojoattachpoint=\"tabStart\" dojoonfocus=\"trapTabs\" dojoonblur=\"clearTrap\" tabindex=\"0\"></span>\n\t<div dojoattachpoint=\"containerNode\" style=\"position: relative; z-index: 2;\"></div>\n\t<span dojoattachpoint=\"tabEnd\" dojoonfocus=\"trapTabs\" dojoonblur=\"clearTrap\" tabindex=\"0\"></span>\n\t<span dojoattachpoint=\"tabEndOuter\" dojoonfocus=\"trapTabs\" dojoonblur=\"clearTrap\" tabindex=\"0\"></span>\n</div>\n", blockDuration:0, lifetime:0, closeNode:"", postMixInProperties:function () { |
dojo.widget.Dialog.superclass.postMixInProperties.apply(this, arguments); |
if (this.closeNode) { |
this.setCloseControl(this.closeNode); |
} |
}, postCreate:function () { |
dojo.widget.Dialog.superclass.postCreate.apply(this, arguments); |
dojo.widget.ModalDialogBase.prototype.postCreate.apply(this, arguments); |
}, show:function () { |
if (this.lifetime) { |
this.timeRemaining = this.lifetime; |
if (this.timerNode) { |
this.timerNode.innerHTML = Math.ceil(this.timeRemaining / 1000); |
} |
if (this.blockDuration && this.closeNode) { |
if (this.lifetime > this.blockDuration) { |
this.closeNode.style.visibility = "hidden"; |
} else { |
this.closeNode.style.display = "none"; |
} |
} |
if (this.timer) { |
clearInterval(this.timer); |
} |
this.timer = setInterval(dojo.lang.hitch(this, "_onTick"), 100); |
} |
this.showModalDialog(); |
dojo.widget.Dialog.superclass.show.call(this); |
}, onLoad:function () { |
this.placeModalDialog(); |
dojo.widget.Dialog.superclass.onLoad.call(this); |
}, fillInTemplate:function () { |
}, hide:function () { |
this.hideModalDialog(); |
dojo.widget.Dialog.superclass.hide.call(this); |
if (this.timer) { |
clearInterval(this.timer); |
} |
}, setTimerNode:function (node) { |
this.timerNode = node; |
}, setCloseControl:function (node) { |
this.closeNode = dojo.byId(node); |
dojo.event.connect(this.closeNode, "onclick", this, "hide"); |
}, setShowControl:function (node) { |
node = dojo.byId(node); |
dojo.event.connect(node, "onclick", this, "show"); |
}, _onTick:function () { |
if (this.timer) { |
this.timeRemaining -= 100; |
if (this.lifetime - this.timeRemaining >= this.blockDuration) { |
if (this.closeNode) { |
this.closeNode.style.visibility = "visible"; |
} |
} |
if (!this.timeRemaining) { |
clearInterval(this.timer); |
this.hide(); |
} else { |
if (this.timerNode) { |
this.timerNode.innerHTML = Math.ceil(this.timeRemaining / 1000); |
} |
} |
} |
}}); |
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