tt-rss/lib/dijit/form/CheckBox.js
2011-11-08 20:40:44 +04:00

204 lines
6.6 KiB
JavaScript

/*
Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
Available via Academic Free License >= 2.1 OR the modified BSD license.
see: http://dojotoolkit.org/license for details
*/
if(!dojo._hasResource["dijit.form.CheckBox"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dijit.form.CheckBox"] = true;
dojo.provide("dijit.form.CheckBox");
dojo.require("dijit.form.ToggleButton");
dojo.declare(
"dijit.form.CheckBox",
dijit.form.ToggleButton,
{
// summary:
// Same as an HTML checkbox, but with fancy styling.
//
// description:
// User interacts with real html inputs.
// On onclick (which occurs by mouse click, space-bar, or
// using the arrow keys to switch the selected radio button),
// we update the state of the checkbox/radio.
//
// There are two modes:
// 1. High contrast mode
// 2. Normal mode
//
// In case 1, the regular html inputs are shown and used by the user.
// In case 2, the regular html inputs are invisible but still used by
// the user. They are turned quasi-invisible and overlay the background-image.
templateString: dojo.cache("dijit.form", "templates/CheckBox.html", "<div class=\"dijit dijitReset dijitInline\" role=\"presentation\"\n\t><input\n\t \t${!nameAttrSetting} type=\"${type}\" ${checkedAttrSetting}\n\t\tclass=\"dijitReset dijitCheckBoxInput\"\n\t\tdojoAttachPoint=\"focusNode\"\n\t \tdojoAttachEvent=\"onclick:_onClick\"\n/></div>\n"),
baseClass: "dijitCheckBox",
// type: [private] String
// type attribute on <input> node.
// Overrides `dijit.form.Button.type`. Users should not change this value.
type: "checkbox",
// value: String
// As an initialization parameter, equivalent to value field on normal checkbox
// (if checked, the value is passed as the value when form is submitted).
//
// However, get('value') will return either the string or false depending on
// whether or not the checkbox is checked.
//
// set('value', string) will check the checkbox and change the value to the
// specified string
//
// set('value', boolean) will change the checked state.
value: "on",
// readOnly: Boolean
// Should this widget respond to user input?
// In markup, this is specified as "readOnly".
// Similar to disabled except readOnly form values are submitted.
readOnly: false,
// the attributeMap should inherit from dijit.form._FormWidget.prototype.attributeMap
// instead of ToggleButton as the icon mapping has no meaning for a CheckBox
attributeMap: dojo.delegate(dijit.form._FormWidget.prototype.attributeMap, {
readOnly: "focusNode"
}),
_setReadOnlyAttr: function(/*Boolean*/ value){
this._set("readOnly", value);
dojo.attr(this.focusNode, 'readOnly', value);
dijit.setWaiState(this.focusNode, "readonly", value);
},
_setValueAttr: function(/*String|Boolean*/ newValue, /*Boolean*/ priorityChange){
// summary:
// Handler for value= attribute to constructor, and also calls to
// set('value', val).
// description:
// During initialization, just saves as attribute to the <input type=checkbox>.
//
// After initialization,
// when passed a boolean, controls whether or not the CheckBox is checked.
// If passed a string, changes the value attribute of the CheckBox (the one
// specified as "value" when the CheckBox was constructed (ex: <input
// dojoType="dijit.CheckBox" value="chicken">)
if(typeof newValue == "string"){
this._set("value", newValue);
dojo.attr(this.focusNode, 'value', newValue);
newValue = true;
}
if(this._created){
this.set('checked', newValue, priorityChange);
}
},
_getValueAttr: function(){
// summary:
// Hook so get('value') works.
// description:
// If the CheckBox is checked, returns the value attribute.
// Otherwise returns false.
return (this.checked ? this.value : false);
},
// Override dijit.form.Button._setLabelAttr() since we don't even have a containerNode.
// Normally users won't try to set label, except when CheckBox or RadioButton is the child of a dojox.layout.TabContainer
_setLabelAttr: undefined,
postMixInProperties: function(){
if(this.value == ""){
this.value = "on";
}
// Need to set initial checked state as part of template, so that form submit works.
// dojo.attr(node, "checked", bool) doesn't work on IEuntil node has been attached
// to <body>, see #8666
this.checkedAttrSetting = this.checked ? "checked" : "";
this.inherited(arguments);
},
_fillContent: function(/*DomNode*/ source){
// Override Button::_fillContent() since it doesn't make sense for CheckBox,
// since CheckBox doesn't even have a container
},
reset: function(){
// Override ToggleButton.reset()
this._hasBeenBlurred = false;
this.set('checked', this.params.checked || false);
// Handle unlikely event that the <input type=checkbox> value attribute has changed
this._set("value", this.params.value || "on");
dojo.attr(this.focusNode, 'value', this.value);
},
_onFocus: function(){
if(this.id){
dojo.query("label[for='"+this.id+"']").addClass("dijitFocusedLabel");
}
this.inherited(arguments);
},
_onBlur: function(){
if(this.id){
dojo.query("label[for='"+this.id+"']").removeClass("dijitFocusedLabel");
}
this.inherited(arguments);
},
_onClick: function(/*Event*/ e){
// summary:
// Internal function to handle click actions - need to check
// readOnly, since button no longer does that check.
if(this.readOnly){
dojo.stopEvent(e);
return false;
}
return this.inherited(arguments);
}
}
);
dojo.declare(
"dijit.form.RadioButton",
dijit.form.CheckBox,
{
// summary:
// Same as an HTML radio, but with fancy styling.
type: "radio",
baseClass: "dijitRadio",
_setCheckedAttr: function(/*Boolean*/ value){
// If I am being checked then have to deselect currently checked radio button
this.inherited(arguments);
if(!this._created){ return; }
if(value){
var _this = this;
// search for radio buttons with the same name that need to be unchecked
dojo.query("INPUT[type=radio]", this.focusNode.form || dojo.doc).forEach( // can't use name= since dojo.query doesn't support [] in the name
function(inputNode){
if(inputNode.name == _this.name && inputNode != _this.focusNode && inputNode.form == _this.focusNode.form){
var widget = dijit.getEnclosingWidget(inputNode);
if(widget && widget.checked){
widget.set('checked', false);
}
}
}
);
}
},
_clicked: function(/*Event*/ e){
if(!this.checked){
this.set('checked', true);
}
}
}
);
}