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Spinner: Coding standards.

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Scott González 2011-05-17 21:07:44 -04:00
parent 03939fc8c1
commit a47bfa196b
1 changed files with 188 additions and 177 deletions
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303
ui/jquery.ui.spinner.js vendored
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@ -11,11 +11,11 @@
* jquery.ui.core.js * jquery.ui.core.js
* jquery.ui.widget.js * jquery.ui.widget.js
*/ */
(function($) { (function( $ ) {
$.widget('ui.spinner', { $.widget( "ui.spinner", {
defaultElement: "<input>", defaultElement: "<input>",
widgetEventPrefix: "spin", widgetEventPrefix: "spin",
options: { options: {
incremental: true, incremental: true,
max: null, max: null,
@ -34,18 +34,20 @@ $.widget('ui.spinner', {
}, },
_markupOptions: function() { _markupOptions: function() {
var _this = this; var that = this;
$.each({ $.each({
min: -Number.MAX_VALUE, min: -Number.MAX_VALUE,
max: Number.MAX_VALUE, max: Number.MAX_VALUE,
step: 1 step: 1
}, function(attr, defaultValue) { }, function( attr, defaultValue ) {
if (_this.options[attr] === null) { if ( that.options[ attr ] === null ) {
var value = _this.element.attr(attr); var value = that.element.attr( attr );
_this.options[attr] = typeof value == "string" && value.length > 0 ? _this._parse(value) : defaultValue; that.options[ attr ] = typeof value === "string" && value.length > 0 ?
that._parse( value ) :
defaultValue;
} }
}); });
this.value(this.options.value !== null ? this.options.value : this.element.val() || 0); this.value( this.options.value !== null ? this.options.value : this.element.val() || 0 );
}, },
_draw: function() { _draw: function() {
@ -53,123 +55,124 @@ $.widget('ui.spinner', {
options = self.options; options = self.options;
var uiSpinner = this.uiSpinner = self.element var uiSpinner = this.uiSpinner = self.element
.addClass('ui-spinner-input') .addClass( "ui-spinner-input" )
.attr('autocomplete', 'off') .attr( "autocomplete", "off" )
.wrap(self._uiSpinnerHtml()) .wrap( self._uiSpinnerHtml() )
.parent() .parent()
// add buttons // add buttons
.append(self._buttonHtml()) .append( self._buttonHtml() )
// add behaviours // add behaviours
// TODO: user ._hoverable
.hover(function() { .hover(function() {
if (!options.disabled) { if ( !options.disabled ) {
$(this).addClass('ui-state-hover'); $( this ).addClass( "ui-state-hover" );
} }
self.hovered = true; self.hovered = true;
}, function() { }, function() {
$(this).removeClass('ui-state-hover'); $( this ).removeClass( "ui-state-hover" );
self.hovered = false; self.hovered = false;
}); });
// TODO: use ._bind()
this.element this.element
.attr( "role", "spinbutton" ) .attr( "role", "spinbutton" )
.bind('keydown.spinner', function(event) { .bind( "keydown.spinner", function( event ) {
if (self.options.disabled) { if ( options.disabled ) {
return; return;
} }
if (self._start(event)) { if ( self._start( event ) ) {
return self._keydown(event); return self._keydown( event );
} }
return true; return true;
}) })
.bind('keyup.spinner', function(event) { .bind( "keyup.spinner", function( event ) {
if (self.options.disabled) { if ( options.disabled ) {
return; return;
} }
if (self.spinning) { if ( self.spinning ) {
self._stop(event); self._stop( event );
self._change(event); self._change( event );
} }
}) })
.bind('focus.spinner', function() { .bind( "focus.spinner", function() {
uiSpinner.addClass('ui-state-active'); uiSpinner.addClass( "ui-state-active" );
self.focused = true; self.focused = true;
}) })
.bind('blur.spinner', function(event) { .bind( "blur.spinner", function( event ) {
self.value(self.element.val()); self.value( self.element.val() );
if (!self.hovered) { if ( !self.hovered ) {
uiSpinner.removeClass('ui-state-active'); uiSpinner.removeClass( "ui-state-active" );
} }
self.focused = false; self.focused = false;
}); });
// button bindings // button bindings
this.buttons = uiSpinner.find('.ui-spinner-button') this.buttons = uiSpinner.find( ".ui-spinner-button" )
.attr("tabIndex", -1) .attr( "tabIndex", -1 )
.button() .button()
.removeClass("ui-corner-all") .removeClass( "ui-corner-all" )
.bind('mousedown', function(event) { .bind( "mousedown", function( event ) {
if (self.options.disabled) { if ( options.disabled ) {
return; return;
} }
if (self._start(event) === false) { if ( self._start( event ) === false ) {
return false; return false;
} }
self._repeat(null, $(this).hasClass('ui-spinner-up') ? 1 : -1, event); self._repeat( null, $( this ).hasClass( "ui-spinner-up" ) ? 1 : -1, event );
}) })
.bind('mouseup', function(event) { .bind( "mouseup", function( event ) {
if (self.options.disabled) { if ( options.disabled ) {
return; return;
} }
if (self.spinning) { if ( self.spinning ) {
self._stop(event); self._stop( event );
self._change(event); self._change( event );
} }
}) })
.bind("mouseenter", function() { .bind( "mouseenter", function() {
if (self.options.disabled) { if ( self.options.disabled ) {
return; return;
} }
// button will add ui-state-active if mouse was down while mouseleave and kept down // button will add ui-state-active if mouse was down while mouseleave and kept down
if ($(this).hasClass("ui-state-active")) { if ( $( this ).hasClass( "ui-state-active" ) ) {
if (self._start(event) === false) { if ( self._start( event ) === false ) {
return false; return false;
} }
self._repeat(null, $(this).hasClass('ui-spinner-up') ? 1 : -1, event); self._repeat( null, $( this ).hasClass( "ui-spinner-up" ) ? 1 : -1, event );
} }
}) })
.bind("mouseleave", function() { .bind( "mouseleave", function() {
if (self.spinning) { if ( self.spinning ) {
self._stop(event); self._stop( event );
self._change(event); self._change( event );
} }
}); });
// disable spinner if element was already disabled // disable spinner if element was already disabled
if (options.disabled) { if ( options.disabled ) {
this.disable(); this.disable();
} }
}, },
_keydown: function(event) { _keydown: function( event ) {
var o = this.options, var options = this.options,
KEYS = $.ui.keyCode; keyCode = $.ui.keyCode;
switch (event.keyCode) { switch ( event.keyCode ) {
case KEYS.UP: case keyCode.UP:
this._repeat(null, 1, event); this._repeat( null, 1, event );
return false; return false;
case KEYS.DOWN: case keyCode.DOWN:
this._repeat(null, -1, event); this._repeat( null, -1, event );
return false; return false;
case KEYS.PAGE_UP: case keyCode.PAGE_UP:
this._repeat(null, this.options.page, event); this._repeat( null, options.page, event );
return false; return false;
case KEYS.PAGE_DOWN: case keyCode.PAGE_DOWN:
this._repeat(null, -this.options.page, event); this._repeat( null, -options.page, event );
return false; return false;
case keyCode.ENTER:
case KEYS.ENTER: this.value( this.element.val() );
this.value(this.element.val());
} }
return true; return true;
@ -177,23 +180,23 @@ $.widget('ui.spinner', {
_mousewheel: function() { _mousewheel: function() {
// need the delta normalization that mousewheel plugin provides // need the delta normalization that mousewheel plugin provides
if (!$.fn.mousewheel) { if ( !$.fn.mousewheel ) {
return; return;
} }
var self = this; var self = this;
this.element.bind("mousewheel.spinner", function(event, delta) { this.element.bind( "mousewheel.spinner", function( event, delta ) {
if (self.options.disabled || !delta) { if ( self.options.disabled || !delta ) {
return; return;
} }
if (!self.spinning && !self._start(event)) { if ( !self.spinning && !self._start( event ) ) {
return false; return false;
} }
self._spin((delta > 0 ? 1 : -1) * self.options.step, event); self._spin( (delta > 0 ? 1 : -1) * self.options.step, event );
clearTimeout(self.timeout); clearTimeout( self.timeout );
self.timeout = setTimeout(function() { self.timeout = setTimeout(function() {
if (self.spinning) { if ( self.spinning ) {
self._stop(event); self._stop( event );
self._change(event); self._change( event );
} }
}, 100); }, 100);
event.preventDefault(); event.preventDefault();
@ -201,39 +204,45 @@ $.widget('ui.spinner', {
}, },
_uiSpinnerHtml: function() { _uiSpinnerHtml: function() {
return '<span class="ui-spinner ui-state-default ui-widget ui-widget-content ui-corner-all"></span>'; return "<span class='ui-spinner ui-state-default ui-widget ui-widget-content ui-corner-all'></span>";
}, },
_buttonHtml: function() { _buttonHtml: function() {
return '<a class="ui-spinner-button ui-spinner-up ui-corner-tr"><span class="ui-icon ui-icon-triangle-1-n">&#9650;</span></a>' + return "" +
'<a class="ui-spinner-button ui-spinner-down ui-corner-br"><span class="ui-icon ui-icon-triangle-1-s">&#9660;</span></a>'; "<a class='ui-spinner-button ui-spinner-up ui-corner-tr'>" +
"<span class='ui-icon ui-icon-triangle-1-n'>&#9650;</span>" +
"</a>" +
"<a class='ui-spinner-button ui-spinner-down ui-corner-br'>" +
"<span class='ui-icon ui-icon-triangle-1-s'>&#9660;</span>" +
"</a>";
}, },
_start: function(event) { _start: function( event ) {
if (!this.spinning && this._trigger('start', event) !== false) { if ( !this.spinning && this._trigger( "start", event ) === false ) {
if (!this.counter) { return false;
this.counter = 1;
}
this.spinning = true;
return true;
} }
return false;
if ( !this.counter ) {
this.counter = 1;
}
this.spinning = true;
return true;
}, },
_repeat: function(i, steps, event) { _repeat: function( i, steps, event ) {
var self = this; var self = this;
i = i || 500; i = i || 500;
clearTimeout(this.timer); clearTimeout( this.timer );
this.timer = setTimeout(function() { this.timer = setTimeout(function() {
self._repeat(40, steps, event); self._repeat( 40, steps, event );
}, i); }, i );
self._spin(steps * self.options.step, event); self._spin( steps * self.options.step, event );
}, },
_spin: function(step, event) { _spin: function( step, event ) {
if (!this.counter) { if ( !this.counter ) {
this.counter = 1; this.counter = 1;
} }
@ -247,45 +256,47 @@ $.widget('ui.spinner', {
: 2 : 2
: 1); : 1);
if (this._trigger('spin', event, { value: newVal }) !== false) { if ( this._trigger( "spin", event, { value: newVal } ) !== false) {
this.value(newVal); this.value( newVal );
this.counter++; this.counter++;
} }
}, },
_stop: function(event) { _stop: function( event ) {
this.counter = 0; this.counter = 0;
if (this.timer) { if ( this.timer ) {
window.clearTimeout(this.timer); clearTimeout( this.timer );
} }
this.element.focus(); this.element.focus();
this.spinning = false; this.spinning = false;
this._trigger('stop', event); this._trigger( "stop", event );
}, },
_change: function(event) { _change: function( event ) {
this._trigger('change', event); this._trigger( "change", event );
}, },
_setOption: function(key, value) { _setOption: function( key, value ) {
if (key == 'value') { if ( key === "value") {
value = this._parse(value); value = this._parse( value );
if (value < this.options.min) { if ( value < this.options.min ) {
value = this.options.min; value = this.options.min;
} }
if (value > this.options.max) { if ( value > this.options.max ) {
value = this.options.max; value = this.options.max;
} }
} }
if (key == 'disabled') {
if (value) { if ( key === "disabled" ) {
this.element.attr("disabled", true); if ( value ) {
this.buttons.button("disable"); this.element.attr( "disabled", true );
this.buttons.button( "disable" );
} else { } else {
this.element.removeAttr("disabled"); this.element.removeAttr( "disabled" );
this.buttons.button("enable"); this.buttons.button( "enable" );
} }
} }
this._super( "_setOption", key, value ); this._super( "_setOption", key, value );
}, },
@ -298,58 +309,58 @@ $.widget('ui.spinner', {
}, },
_aria: function() { _aria: function() {
this.element this.element.attr({
.attr('aria-valuemin', this.options.min) "aria-valuemin": this.options.min,
.attr('aria-valuemax', this.options.max) "aria-valuemax": this.options.max,
.attr('aria-valuenow', this.options.value); "aria-valuenow": this.options.value
});
}, },
_parse: function(val) { _parse: function( val ) {
var input = val; if ( typeof val === "string" ) {
if (typeof val == 'string') { val = $.global && this.options.numberformat ? $.global.parseFloat( val ) : +val;
val = $.global && this.options.numberformat ? $.global.parseFloat(val) : +val;
} }
return isNaN(val) ? null : val; return isNaN( val ) ? null : val;
}, },
_format: function(num) { _format: function( num ) {
this.element.val( $.global && this.options.numberformat ? $.global.format(num, this.options.numberformat) : num ); this.element.val( $.global && this.options.numberformat ? $.global.format( num, this.options.numberformat ) : num );
}, },
destroy: function() { destroy: function() {
this.element this.element
.removeClass('ui-spinner-input') .removeClass( "ui-spinner-input" )
.removeAttr('disabled') .removeAttr( "disabled" )
.removeAttr('autocomplete') .removeAttr( "autocomplete" )
.removeAttr('role') .removeAttr( "role" )
.removeAttr('aria-valuemin') .removeAttr( "aria-valuemin" )
.removeAttr('aria-valuemax') .removeAttr( "aria-valuemax" )
.removeAttr('aria-valuenow'); .removeAttr( "aria-valuenow" );
this._super( "destroy" ); this._super( "destroy" );
this.uiSpinner.replaceWith(this.element); this.uiSpinner.replaceWith( this.element );
}, },
stepUp: function(steps) { stepUp: function( steps ) {
this._spin((steps || 1) * this.options.step); this._spin( (steps || 1) * this.options.step );
}, },
stepDown: function(steps) { stepDown: function( steps ) {
this._spin((steps || 1) * -this.options.step); this._spin( (steps || 1) * -this.options.step );
}, },
pageUp: function(pages) { pageUp: function( pages ) {
this.stepUp((pages || 1) * this.options.page); this.stepUp( (pages || 1) * this.options.page );
}, },
pageDown: function(pages) { pageDown: function( pages ) {
this.stepDown((pages || 1) * this.options.page); this.stepDown( (pages || 1) * this.options.page );
}, },
value: function(newVal) { value: function( newVal ) {
if (!arguments.length) { if ( !arguments.length ) {
return this._parse(this.element.val()); return this._parse( this.element.val() );
} }
this.option('value', newVal); this.option( "value", newVal );
}, },
widget: function() { widget: function() {
@ -359,4 +370,4 @@ $.widget('ui.spinner', {
$.ui.spinner.version = "@VERSION"; $.ui.spinner.version = "@VERSION";
})(jQuery); }( jQuery ) );