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Ignore whitespace Rev 2149 → Rev 2150

/trunk/api/js/dojo1.0/dijit/Dialog.js
New file
0,0 → 1,371
if(!dojo._hasResource["dijit.Dialog"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dijit.Dialog"] = true;
dojo.provide("dijit.Dialog");
 
dojo.require("dojo.dnd.move");
dojo.require("dojo.fx");
 
dojo.require("dijit._Widget");
dojo.require("dijit._Templated");
dojo.require("dijit.layout.ContentPane");
dojo.require("dijit.form.Form");
 
dojo.declare(
"dijit.DialogUnderlay",
[dijit._Widget, dijit._Templated],
{
// summary: the thing that grays out the screen behind the dialog
 
// Template has two divs; outer div is used for fade-in/fade-out, and also to hold background iframe.
// Inner div has opacity specified in CSS file.
templateString: "<div class=dijitDialogUnderlayWrapper id='${id}_underlay'><div class=dijitDialogUnderlay dojoAttachPoint='node'></div></div>",
 
postCreate: function(){
dojo.body().appendChild(this.domNode);
this.bgIframe = new dijit.BackgroundIframe(this.domNode);
},
 
layout: function(){
// summary
// Sets the background to the size of the viewport (rather than the size
// of the document) since we need to cover the whole browser window, even
// if the document is only a few lines long.
 
var viewport = dijit.getViewport();
var is = this.node.style,
os = this.domNode.style;
 
os.top = viewport.t + "px";
os.left = viewport.l + "px";
is.width = viewport.w + "px";
is.height = viewport.h + "px";
 
// process twice since the scroll bar may have been removed
// by the previous resizing
var viewport2 = dijit.getViewport();
if(viewport.w != viewport2.w){ is.width = viewport2.w + "px"; }
if(viewport.h != viewport2.h){ is.height = viewport2.h + "px"; }
},
 
show: function(){
this.domNode.style.display = "block";
this.layout();
if(this.bgIframe.iframe){
this.bgIframe.iframe.style.display = "block";
}
this._resizeHandler = this.connect(window, "onresize", "layout");
},
 
hide: function(){
this.domNode.style.display = "none";
if(this.bgIframe.iframe){
this.bgIframe.iframe.style.display = "none";
}
this.disconnect(this._resizeHandler);
},
 
uninitialize: function(){
if(this.bgIframe){
this.bgIframe.destroy();
}
}
}
);
 
dojo.declare(
"dijit.Dialog",
[dijit.layout.ContentPane, dijit._Templated, dijit.form._FormMixin],
{
// summary:
// Pops up a modal dialog window, blocking access to the screen
// and also graying out the screen Dialog is extended from
// ContentPane so it supports all the same parameters (href, etc.)
 
templateString: null,
templateString:"<div class=\"dijitDialog\">\n\t<div dojoAttachPoint=\"titleBar\" class=\"dijitDialogTitleBar\" tabindex=\"0\" waiRole=\"dialog\">\n\t<span dojoAttachPoint=\"titleNode\" class=\"dijitDialogTitle\">${title}</span>\n\t<span dojoAttachPoint=\"closeButtonNode\" class=\"dijitDialogCloseIcon\" dojoAttachEvent=\"onclick: hide\">\n\t\t<span dojoAttachPoint=\"closeText\" class=\"closeText\">x</span>\n\t</span>\n\t</div>\n\t\t<div dojoAttachPoint=\"containerNode\" class=\"dijitDialogPaneContent\"></div>\n\t<span dojoAttachPoint=\"tabEnd\" dojoAttachEvent=\"onfocus:_cycleFocus\" tabindex=\"0\"></span>\n</div>\n",
 
// open: Boolean
// is True or False depending on state of dialog
open: false,
 
// duration: Integer
// The time in milliseconds it takes the dialog to fade in and out
duration: 400,
 
_lastFocusItem:null,
 
attributeMap: dojo.mixin(dojo.clone(dijit._Widget.prototype.attributeMap),
{title: "titleBar"}),
 
postCreate: function(){
dojo.body().appendChild(this.domNode);
this.inherited("postCreate",arguments);
this.domNode.style.display="none";
this.connect(this, "onExecute", "hide");
this.connect(this, "onCancel", "hide");
},
 
onLoad: function(){
// summary:
// when href is specified we need to reposition the dialog after the data is loaded
this._position();
this.inherited("onLoad",arguments);
},
 
_setup: function(){
// summary:
// stuff we need to do before showing the Dialog for the first
// time (but we defer it until right beforehand, for
// performance reasons)
 
this._modalconnects = [];
 
if(this.titleBar){
this._moveable = new dojo.dnd.Moveable(this.domNode, { handle: this.titleBar });
}
 
this._underlay = new dijit.DialogUnderlay();
 
var node = this.domNode;
this._fadeIn = dojo.fx.combine(
[dojo.fadeIn({
node: node,
duration: this.duration
}),
dojo.fadeIn({
node: this._underlay.domNode,
duration: this.duration,
onBegin: dojo.hitch(this._underlay, "show")
})
]
);
 
this._fadeOut = dojo.fx.combine(
[dojo.fadeOut({
node: node,
duration: this.duration,
onEnd: function(){
node.style.display="none";
}
}),
dojo.fadeOut({
node: this._underlay.domNode,
duration: this.duration,
onEnd: dojo.hitch(this._underlay, "hide")
})
]
);
},
 
uninitialize: function(){
if(this._underlay){
this._underlay.destroy();
}
},
 
_position: function(){
// summary: position modal dialog in center of screen
if(dojo.hasClass(dojo.body(),"dojoMove")){ return; }
var viewport = dijit.getViewport();
var mb = dojo.marginBox(this.domNode);
 
var style = this.domNode.style;
style.left = Math.floor((viewport.l + (viewport.w - mb.w)/2)) + "px";
style.top = Math.floor((viewport.t + (viewport.h - mb.h)/2)) + "px";
},
 
_findLastFocus: function(/*Event*/ evt){
// summary: called from onblur of dialog container to determine the last focusable item
this._lastFocused = evt.target;
},
 
_cycleFocus: function(/*Event*/ evt){
// summary: when tabEnd receives focus, advance focus around to titleBar
 
// on first focus to tabEnd, store the last focused item in dialog
if(!this._lastFocusItem){
this._lastFocusItem = this._lastFocused;
}
this.titleBar.focus();
},
 
_onKey: function(/*Event*/ evt){
if(evt.keyCode){
var node = evt.target;
// see if we are shift-tabbing from titleBar
if(node == this.titleBar && evt.shiftKey && evt.keyCode == dojo.keys.TAB){
if(this._lastFocusItem){
this._lastFocusItem.focus(); // send focus to last item in dialog if known
}
dojo.stopEvent(evt);
}else{
// see if the key is for the dialog
while(node){
if(node == this.domNode){
if(evt.keyCode == dojo.keys.ESCAPE){
this.hide();
}else{
return; // just let it go
}
}
node = node.parentNode;
}
// this key is for the disabled document window
if(evt.keyCode != dojo.keys.TAB){ // allow tabbing into the dialog for a11y
dojo.stopEvent(evt);
// opera won't tab to a div
}else if (!dojo.isOpera){
try{
this.titleBar.focus();
}catch(e){/*squelch*/}
}
}
}
},
 
show: function(){
// summary: display the dialog
 
// first time we show the dialog, there's some initialization stuff to do
if(!this._alreadyInitialized){
this._setup();
this._alreadyInitialized=true;
}
 
if(this._fadeOut.status() == "playing"){
this._fadeOut.stop();
}
 
this._modalconnects.push(dojo.connect(window, "onscroll", this, "layout"));
this._modalconnects.push(dojo.connect(document.documentElement, "onkeypress", this, "_onKey"));
 
// IE doesn't bubble onblur events - use ondeactivate instead
var ev = typeof(document.ondeactivate) == "object" ? "ondeactivate" : "onblur";
this._modalconnects.push(dojo.connect(this.containerNode, ev, this, "_findLastFocus"));
 
dojo.style(this.domNode, "opacity", 0);
this.domNode.style.display="block";
this.open = true;
this._loadCheck(); // lazy load trigger
 
this._position();
 
this._fadeIn.play();
 
this._savedFocus = dijit.getFocus(this);
 
// set timeout to allow the browser to render dialog
setTimeout(dojo.hitch(this, function(){
dijit.focus(this.titleBar);
}), 50);
},
 
hide: function(){
// summary
// Hide the dialog
 
// if we haven't been initialized yet then we aren't showing and we can just return
if(!this._alreadyInitialized){
return;
}
 
if(this._fadeIn.status() == "playing"){
this._fadeIn.stop();
}
this._fadeOut.play();
 
if (this._scrollConnected){
this._scrollConnected = false;
}
dojo.forEach(this._modalconnects, dojo.disconnect);
this._modalconnects = [];
 
this.connect(this._fadeOut,"onEnd",dojo.hitch(this,function(){
dijit.focus(this._savedFocus);
}));
this.open = false;
},
 
layout: function() {
// summary: position the Dialog and the underlay
if(this.domNode.style.display == "block"){
this._underlay.layout();
this._position();
}
}
}
);
 
dojo.declare(
"dijit.TooltipDialog",
[dijit.layout.ContentPane, dijit._Templated, dijit.form._FormMixin],
{
// summary:
// Pops up a dialog that appears like a Tooltip
// title: String
// Description of tooltip dialog (required for a11Y)
title: "",
 
_lastFocusItem: null,
 
templateString: null,
templateString:"<div class=\"dijitTooltipDialog\" >\n\t<div class=\"dijitTooltipContainer\">\n\t\t<div class =\"dijitTooltipContents dijitTooltipFocusNode\" dojoAttachPoint=\"containerNode\" tabindex=\"0\" waiRole=\"dialog\"></div>\n\t</div>\n\t<span dojoAttachPoint=\"tabEnd\" tabindex=\"0\" dojoAttachEvent=\"focus:_cycleFocus\"></span>\n\t<div class=\"dijitTooltipConnector\" ></div>\n</div>\n",
 
postCreate: function(){
this.inherited("postCreate",arguments);
this.connect(this.containerNode, "onkeypress", "_onKey");
 
// IE doesn't bubble onblur events - use ondeactivate instead
var ev = typeof(document.ondeactivate) == "object" ? "ondeactivate" : "onblur";
this.connect(this.containerNode, ev, "_findLastFocus");
this.containerNode.title=this.title;
},
 
orient: function(/*Object*/ corner){
// summary: configure widget to be displayed in given position relative to the button
this.domNode.className="dijitTooltipDialog " +" dijitTooltipAB"+(corner.charAt(1)=='L'?"Left":"Right")+" dijitTooltip"+(corner.charAt(0)=='T' ? "Below" : "Above");
},
 
onOpen: function(/*Object*/ pos){
// summary: called when dialog is displayed
this.orient(pos.corner);
this._loadCheck(); // lazy load trigger
this.containerNode.focus();
},
 
_onKey: function(/*Event*/ evt){
// summary: keep keyboard focus in dialog; close dialog on escape key
if(evt.keyCode == dojo.keys.ESCAPE){
this.onCancel();
}else if(evt.target == this.containerNode && evt.shiftKey && evt.keyCode == dojo.keys.TAB){
if (this._lastFocusItem){
this._lastFocusItem.focus();
}
dojo.stopEvent(evt);
}else if(evt.keyCode == dojo.keys.TAB){
// we want the browser's default tab handling to move focus
// but we don't want the tab to propagate upwards
evt.stopPropagation();
}
},
 
_findLastFocus: function(/*Event*/ evt){
// summary: called from onblur of dialog container to determine the last focusable item
this._lastFocused = evt.target;
},
 
_cycleFocus: function(/*Event*/ evt){
// summary: when tabEnd receives focus, advance focus around to containerNode
 
// on first focus to tabEnd, store the last focused item in dialog
if(!this._lastFocusItem){
this._lastFocusItem = this._lastFocused;
}
this.containerNode.focus();
}
}
);
 
 
}