361 lines
14 KiB
JavaScript
361 lines
14 KiB
JavaScript
/*
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Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dijit.form.Button"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
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dojo._hasResource["dijit.form.Button"] = true;
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dojo.provide("dijit.form.Button");
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dojo.require("dijit.form._FormWidget");
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dojo.require("dijit._Container");
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dojo.require("dijit._HasDropDown");
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dojo.declare("dijit.form.Button",
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dijit.form._FormWidget,
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{
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// summary:
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// Basically the same thing as a normal HTML button, but with special styling.
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// description:
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// Buttons can display a label, an icon, or both.
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// A label should always be specified (through innerHTML) or the label
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// attribute. It can be hidden via showLabel=false.
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// example:
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// | <button dojoType="dijit.form.Button" onClick="...">Hello world</button>
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//
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// example:
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// | var button1 = new dijit.form.Button({label: "hello world", onClick: foo});
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// | dojo.body().appendChild(button1.domNode);
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// label: HTML String
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// Text to display in button.
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// If the label is hidden (showLabel=false) then and no title has
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// been specified, then label is also set as title attribute of icon.
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label: "",
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// showLabel: Boolean
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// Set this to true to hide the label text and display only the icon.
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// (If showLabel=false then iconClass must be specified.)
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// Especially useful for toolbars.
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// If showLabel=true, the label will become the title (a.k.a. tooltip/hint) of the icon.
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//
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// The exception case is for computers in high-contrast mode, where the label
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// will still be displayed, since the icon doesn't appear.
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showLabel: true,
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// iconClass: String
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// Class to apply to DOMNode in button to make it display an icon
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iconClass: "",
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// type: String
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// Defines the type of button. "button", "submit", or "reset".
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type: "button",
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baseClass: "dijitButton",
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templateString: dojo.cache("dijit.form", "templates/Button.html", "<span class=\"dijit dijitReset dijitInline\"\n\t><span class=\"dijitReset dijitInline dijitButtonNode\"\n\t\tdojoAttachEvent=\"ondijitclick:_onButtonClick\"\n\t\t><span class=\"dijitReset dijitStretch dijitButtonContents\"\n\t\t\tdojoAttachPoint=\"titleNode,focusNode\"\n\t\t\trole=\"button\" aria-labelledby=\"${id}_label\"\n\t\t\t><span class=\"dijitReset dijitInline dijitIcon\" dojoAttachPoint=\"iconNode\"></span\n\t\t\t><span class=\"dijitReset dijitToggleButtonIconChar\">●</span\n\t\t\t><span class=\"dijitReset dijitInline dijitButtonText\"\n\t\t\t\tid=\"${id}_label\"\n\t\t\t\tdojoAttachPoint=\"containerNode\"\n\t\t\t></span\n\t\t></span\n\t></span\n\t><input ${!nameAttrSetting} type=\"${type}\" value=\"${value}\" class=\"dijitOffScreen\" tabIndex=\"-1\"\n\t\tdojoAttachPoint=\"valueNode\"\n/></span>\n"),
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attributeMap: dojo.delegate(dijit.form._FormWidget.prototype.attributeMap, {
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value: "valueNode"
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}),
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_onClick: function(/*Event*/ e){
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// summary:
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// Internal function to handle click actions
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if(this.disabled){
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return false;
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}
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this._clicked(); // widget click actions
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return this.onClick(e); // user click actions
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},
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_onButtonClick: function(/*Event*/ e){
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// summary:
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// Handler when the user activates the button portion.
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if(this._onClick(e) === false){ // returning nothing is same as true
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e.preventDefault(); // needed for checkbox
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}else if(this.type == "submit" && !(this.valueNode||this.focusNode).form){ // see if a nonform widget needs to be signalled
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for(var node=this.domNode; node.parentNode/*#5935*/; node=node.parentNode){
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var widget=dijit.byNode(node);
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if(widget && typeof widget._onSubmit == "function"){
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widget._onSubmit(e);
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break;
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}
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}
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}else if(this.valueNode){
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this.valueNode.click();
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e.preventDefault(); // cancel BUTTON click and continue with hidden INPUT click
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}
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},
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buildRendering: function(){
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this.inherited(arguments);
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dojo.setSelectable(this.focusNode, false);
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},
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_fillContent: function(/*DomNode*/ source){
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// Overrides _Templated._fillContent().
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// If button label is specified as srcNodeRef.innerHTML rather than
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// this.params.label, handle it here.
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// TODO: remove the method in 2.0, parser will do it all for me
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if(source && (!this.params || !("label" in this.params))){
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this.set('label', source.innerHTML);
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}
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},
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_setShowLabelAttr: function(val){
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if(this.containerNode){
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dojo.toggleClass(this.containerNode, "dijitDisplayNone", !val);
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}
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this._set("showLabel", val);
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},
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onClick: function(/*Event*/ e){
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// summary:
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// Callback for when button is clicked.
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// If type="submit", return true to perform submit, or false to cancel it.
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// type:
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// callback
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return true; // Boolean
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},
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_clicked: function(/*Event*/ e){
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// summary:
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// Internal overridable function for when the button is clicked
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},
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setLabel: function(/*String*/ content){
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// summary:
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// Deprecated. Use set('label', ...) instead.
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dojo.deprecated("dijit.form.Button.setLabel() is deprecated. Use set('label', ...) instead.", "", "2.0");
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this.set("label", content);
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},
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_setLabelAttr: function(/*String*/ content){
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// summary:
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// Hook for set('label', ...) to work.
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// description:
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// Set the label (text) of the button; takes an HTML string.
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this._set("label", content);
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this.containerNode.innerHTML = content;
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if(this.showLabel == false && !this.params.title){
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this.titleNode.title = dojo.trim(this.containerNode.innerText || this.containerNode.textContent || '');
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}
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},
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_setIconClassAttr: function(/*String*/ val){
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// Custom method so that icon node is hidden when not in use, to avoid excess padding/margin
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// appearing around it (even if it's a 0x0 sized <img> node)
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var oldVal = this.iconClass || "dijitNoIcon",
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newVal = val || "dijitNoIcon";
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dojo.replaceClass(this.iconNode, newVal, oldVal);
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this._set("iconClass", val);
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}
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});
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dojo.declare("dijit.form.DropDownButton", [dijit.form.Button, dijit._Container, dijit._HasDropDown], {
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// summary:
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// A button with a drop down
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//
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// example:
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// | <button dojoType="dijit.form.DropDownButton" label="Hello world">
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// | <div dojotype="dijit.Menu">...</div>
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// | </button>
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//
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// example:
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// | var button1 = new dijit.form.DropDownButton({ label: "hi", dropDown: new dijit.Menu(...) });
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// | dojo.body().appendChild(button1);
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//
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baseClass : "dijitDropDownButton",
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templateString: dojo.cache("dijit.form", "templates/DropDownButton.html", "<span class=\"dijit dijitReset dijitInline\"\n\t><span class='dijitReset dijitInline dijitButtonNode'\n\t\tdojoAttachEvent=\"ondijitclick:_onButtonClick\" dojoAttachPoint=\"_buttonNode\"\n\t\t><span class=\"dijitReset dijitStretch dijitButtonContents\"\n\t\t\tdojoAttachPoint=\"focusNode,titleNode,_arrowWrapperNode\"\n\t\t\trole=\"button\" aria-haspopup=\"true\" aria-labelledby=\"${id}_label\"\n\t\t\t><span class=\"dijitReset dijitInline dijitIcon\"\n\t\t\t\tdojoAttachPoint=\"iconNode\"\n\t\t\t></span\n\t\t\t><span class=\"dijitReset dijitInline dijitButtonText\"\n\t\t\t\tdojoAttachPoint=\"containerNode,_popupStateNode\"\n\t\t\t\tid=\"${id}_label\"\n\t\t\t></span\n\t\t\t><span class=\"dijitReset dijitInline dijitArrowButtonInner\"></span\n\t\t\t><span class=\"dijitReset dijitInline dijitArrowButtonChar\">▼</span\n\t\t></span\n\t></span\n\t><input ${!nameAttrSetting} type=\"${type}\" value=\"${value}\" class=\"dijitOffScreen\" tabIndex=\"-1\"\n\t\tdojoAttachPoint=\"valueNode\"\n/></span>\n"),
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_fillContent: function(){
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// Overrides Button._fillContent().
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//
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// My inner HTML contains both the button contents and a drop down widget, like
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// <DropDownButton> <span>push me</span> <Menu> ... </Menu> </DropDownButton>
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// The first node is assumed to be the button content. The widget is the popup.
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if(this.srcNodeRef){ // programatically created buttons might not define srcNodeRef
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//FIXME: figure out how to filter out the widget and use all remaining nodes as button
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// content, not just nodes[0]
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var nodes = dojo.query("*", this.srcNodeRef);
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dijit.form.DropDownButton.superclass._fillContent.call(this, nodes[0]);
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// save pointer to srcNode so we can grab the drop down widget after it's instantiated
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this.dropDownContainer = this.srcNodeRef;
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}
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},
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startup: function(){
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if(this._started){ return; }
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// the child widget from srcNodeRef is the dropdown widget. Insert it in the page DOM,
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// make it invisible, and store a reference to pass to the popup code.
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if(!this.dropDown && this.dropDownContainer){
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var dropDownNode = dojo.query("[widgetId]", this.dropDownContainer)[0];
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this.dropDown = dijit.byNode(dropDownNode);
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delete this.dropDownContainer;
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}
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if(this.dropDown){
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dijit.popup.hide(this.dropDown);
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}
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this.inherited(arguments);
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},
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isLoaded: function(){
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// Returns whether or not we are loaded - if our dropdown has an href,
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// then we want to check that.
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var dropDown = this.dropDown;
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return (!!dropDown && (!dropDown.href || dropDown.isLoaded));
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},
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loadDropDown: function(){
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// Loads our dropdown
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var dropDown = this.dropDown;
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if(!dropDown){ return; }
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if(!this.isLoaded()){
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var handler = dojo.connect(dropDown, "onLoad", this, function(){
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dojo.disconnect(handler);
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this.openDropDown();
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});
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dropDown.refresh();
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}else{
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this.openDropDown();
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}
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},
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isFocusable: function(){
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// Overridden so that focus is handled by the _HasDropDown mixin, not by
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// the _FormWidget mixin.
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return this.inherited(arguments) && !this._mouseDown;
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}
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});
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dojo.declare("dijit.form.ComboButton", dijit.form.DropDownButton, {
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// summary:
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// A combination button and drop-down button.
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// Users can click one side to "press" the button, or click an arrow
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// icon to display the drop down.
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//
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// example:
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// | <button dojoType="dijit.form.ComboButton" onClick="...">
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// | <span>Hello world</span>
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// | <div dojoType="dijit.Menu">...</div>
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// | </button>
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//
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// example:
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// | var button1 = new dijit.form.ComboButton({label: "hello world", onClick: foo, dropDown: "myMenu"});
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// | dojo.body().appendChild(button1.domNode);
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//
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templateString: dojo.cache("dijit.form", "templates/ComboButton.html", "<table class=\"dijit dijitReset dijitInline dijitLeft\"\n\tcellspacing='0' cellpadding='0' role=\"presentation\"\n\t><tbody role=\"presentation\"><tr role=\"presentation\"\n\t\t><td class=\"dijitReset dijitStretch dijitButtonNode\" dojoAttachPoint=\"buttonNode\" dojoAttachEvent=\"ondijitclick:_onButtonClick,onkeypress:_onButtonKeyPress\"\n\t\t><div id=\"${id}_button\" class=\"dijitReset dijitButtonContents\"\n\t\t\tdojoAttachPoint=\"titleNode\"\n\t\t\trole=\"button\" aria-labelledby=\"${id}_label\"\n\t\t\t><div class=\"dijitReset dijitInline dijitIcon\" dojoAttachPoint=\"iconNode\" role=\"presentation\"></div\n\t\t\t><div class=\"dijitReset dijitInline dijitButtonText\" id=\"${id}_label\" dojoAttachPoint=\"containerNode\" role=\"presentation\"></div\n\t\t></div\n\t\t></td\n\t\t><td id=\"${id}_arrow\" class='dijitReset dijitRight dijitButtonNode dijitArrowButton'\n\t\t\tdojoAttachPoint=\"_popupStateNode,focusNode,_buttonNode\"\n\t\t\tdojoAttachEvent=\"onkeypress:_onArrowKeyPress\"\n\t\t\ttitle=\"${optionsTitle}\"\n\t\t\trole=\"button\" aria-haspopup=\"true\"\n\t\t\t><div class=\"dijitReset dijitArrowButtonInner\" role=\"presentation\"></div\n\t\t\t><div class=\"dijitReset dijitArrowButtonChar\" role=\"presentation\">▼</div\n\t\t></td\n\t\t><td style=\"display:none !important;\"\n\t\t\t><input ${!nameAttrSetting} type=\"${type}\" value=\"${value}\" dojoAttachPoint=\"valueNode\"\n\t\t/></td></tr></tbody\n></table>\n"),
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attributeMap: dojo.mixin(dojo.clone(dijit.form.Button.prototype.attributeMap), {
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id: "",
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tabIndex: ["focusNode", "titleNode"],
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title: "titleNode"
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}),
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// optionsTitle: String
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// Text that describes the options menu (accessibility)
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optionsTitle: "",
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baseClass: "dijitComboButton",
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// Set classes like dijitButtonContentsHover or dijitArrowButtonActive depending on
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// mouse action over specified node
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cssStateNodes: {
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"buttonNode": "dijitButtonNode",
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"titleNode": "dijitButtonContents",
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"_popupStateNode": "dijitDownArrowButton"
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},
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_focusedNode: null,
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_onButtonKeyPress: function(/*Event*/ evt){
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// summary:
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// Handler for right arrow key when focus is on left part of button
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if(evt.charOrCode == dojo.keys[this.isLeftToRight() ? "RIGHT_ARROW" : "LEFT_ARROW"]){
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dijit.focus(this._popupStateNode);
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dojo.stopEvent(evt);
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}
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},
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_onArrowKeyPress: function(/*Event*/ evt){
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// summary:
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// Handler for left arrow key when focus is on right part of button
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if(evt.charOrCode == dojo.keys[this.isLeftToRight() ? "LEFT_ARROW" : "RIGHT_ARROW"]){
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dijit.focus(this.titleNode);
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dojo.stopEvent(evt);
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}
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},
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focus: function(/*String*/ position){
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// summary:
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// Focuses this widget to according to position, if specified,
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// otherwise on arrow node
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// position:
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// "start" or "end"
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if(!this.disabled){
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dijit.focus(position == "start" ? this.titleNode : this._popupStateNode);
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}
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}
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});
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dojo.declare("dijit.form.ToggleButton", dijit.form.Button, {
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// summary:
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// A button that can be in two states (checked or not).
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// Can be base class for things like tabs or checkbox or radio buttons
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baseClass: "dijitToggleButton",
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// checked: Boolean
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// Corresponds to the native HTML <input> element's attribute.
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// In markup, specified as "checked='checked'" or just "checked".
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// True if the button is depressed, or the checkbox is checked,
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// or the radio button is selected, etc.
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checked: false,
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attributeMap: dojo.mixin(dojo.clone(dijit.form.Button.prototype.attributeMap), {
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checked:"focusNode"
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}),
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_clicked: function(/*Event*/ evt){
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this.set('checked', !this.checked);
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},
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_setCheckedAttr: function(/*Boolean*/ value, /*Boolean?*/ priorityChange){
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this._set("checked", value);
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dojo.attr(this.focusNode || this.domNode, "checked", value);
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dijit.setWaiState(this.focusNode || this.domNode, "pressed", value);
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this._handleOnChange(value, priorityChange);
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},
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setChecked: function(/*Boolean*/ checked){
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// summary:
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// Deprecated. Use set('checked', true/false) instead.
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dojo.deprecated("setChecked("+checked+") is deprecated. Use set('checked',"+checked+") instead.", "", "2.0");
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this.set('checked', checked);
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},
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reset: function(){
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// summary:
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// Reset the widget's value to what it was at initialization time
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this._hasBeenBlurred = false;
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// set checked state to original setting
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this.set('checked', this.params.checked || false);
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}
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});
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}
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