X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/25ef3491bd9ae007ff1fc2b0d7943e6eaaccf775..6e39d509471fe9b4e2660e0d1631b350d0c66f40:/docs/source/Spinner.html
diff --git a/docs/source/Spinner.html b/docs/source/Spinner.html
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--- a/docs/source/Spinner.html
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-
-
- The source code
-
-
-
-
- /**
- * @class Ext.ux.Spinner
- * @extends Ext.util.Observable
- * Creates a Spinner control utilized by Ext.ux.form.SpinnerField
- */
-Ext.ux.Spinner = Ext.extend(Ext.util.Observable, {
- incrementValue: 1,
- alternateIncrementValue: 5,
- triggerClass: 'x-form-spinner-trigger',
- splitterClass: 'x-form-spinner-splitter',
- alternateKey: Ext.EventObject.shiftKey,
- defaultValue: 0,
- accelerate: false,
-
- constructor: function(config){
- Ext.ux.Spinner.superclass.constructor.call(this, config);
- Ext.apply(this, config);
- this.mimicing = false;
- },
-
- init: function(field){
- this.field = field;
-
- field.afterMethod('onRender', this.doRender, this);
- field.afterMethod('onEnable', this.doEnable, this);
- field.afterMethod('onDisable', this.doDisable, this);
- field.afterMethod('afterRender', this.doAfterRender, this);
- field.afterMethod('onResize', this.doResize, this);
- field.afterMethod('onFocus', this.doFocus, this);
- field.beforeMethod('onDestroy', this.doDestroy, this);
- },
-
- doRender: function(ct, position){
- var el = this.el = this.field.getEl();
- var f = this.field;
-
- if (!f.wrap) {
- f.wrap = this.wrap = el.wrap({
- cls: "x-form-field-wrap"
- });
- }
- else {
- this.wrap = f.wrap.addClass('x-form-field-wrap');
- }
-
- this.trigger = this.wrap.createChild({
- tag: "img",
- src: Ext.BLANK_IMAGE_URL,
- cls: "x-form-trigger " + this.triggerClass
- });
-
- if (!f.width) {
- this.wrap.setWidth(el.getWidth() + this.trigger.getWidth());
- }
-
- this.splitter = this.wrap.createChild({
- tag: 'div',
- cls: this.splitterClass,
- style: 'width:13px; height:2px;'
- });
- this.splitter.setRight((Ext.isIE) ? 1 : 2).setTop(10).show();
-
- this.proxy = this.trigger.createProxy('', this.splitter, true);
- this.proxy.addClass("x-form-spinner-proxy");
- this.proxy.setStyle('left', '0px');
- this.proxy.setSize(14, 1);
- this.proxy.hide();
- this.dd = new Ext.dd.DDProxy(this.splitter.dom.id, "SpinnerDrag", {
- dragElId: this.proxy.id
- });
-
- this.initTrigger();
- this.initSpinner();
- },
-
- doAfterRender: function(){
- var y;
- if (Ext.isIE && this.el.getY() != (y = this.trigger.getY())) {
- this.el.position();
- this.el.setY(y);
- }
- },
-
- doEnable: function(){
- if (this.wrap) {
- this.wrap.removeClass(this.field.disabledClass);
- }
- },
-
- doDisable: function(){
- if (this.wrap) {
- this.wrap.addClass(this.field.disabledClass);
- this.el.removeClass(this.field.disabledClass);
- }
- },
-
- doResize: function(w, h){
- if (typeof w == 'number') {
- this.el.setWidth(w - this.trigger.getWidth());
- }
- this.wrap.setWidth(this.el.getWidth() + this.trigger.getWidth());
- },
-
- doFocus: function(){
- if (!this.mimicing) {
- this.wrap.addClass('x-trigger-wrap-focus');
- this.mimicing = true;
- Ext.get(Ext.isIE ? document.body : document).on("mousedown", this.mimicBlur, this, {
- delay: 10
- });
- this.el.on('keydown', this.checkTab, this);
- }
- },
-
- // private
- checkTab: function(e){
- if (e.getKey() == e.TAB) {
- this.triggerBlur();
- }
- },
-
- // private
- mimicBlur: function(e){
- if (!this.wrap.contains(e.target) && this.field.validateBlur(e)) {
- this.triggerBlur();
- }
- },
-
- // private
- triggerBlur: function(){
- this.mimicing = false;
- Ext.get(Ext.isIE ? document.body : document).un("mousedown", this.mimicBlur, this);
- this.el.un("keydown", this.checkTab, this);
- this.field.beforeBlur();
- this.wrap.removeClass('x-trigger-wrap-focus');
- this.field.onBlur.call(this.field);
- },
-
- initTrigger: function(){
- this.trigger.addClassOnOver('x-form-trigger-over');
- this.trigger.addClassOnClick('x-form-trigger-click');
- },
-
- initSpinner: function(){
- this.field.addEvents({
- 'spin': true,
- 'spinup': true,
- 'spindown': true
- });
-
- this.keyNav = new Ext.KeyNav(this.el, {
- "up": function(e){
- e.preventDefault();
- this.onSpinUp();
- },
-
- "down": function(e){
- e.preventDefault();
- this.onSpinDown();
- },
-
- "pageUp": function(e){
- e.preventDefault();
- this.onSpinUpAlternate();
- },
-
- "pageDown": function(e){
- e.preventDefault();
- this.onSpinDownAlternate();
- },
-
- scope: this
- });
-
- this.repeater = new Ext.util.ClickRepeater(this.trigger, {
- accelerate: this.accelerate
- });
- this.field.mon(this.repeater, "click", this.onTriggerClick, this, {
- preventDefault: true
- });
-
- this.field.mon(this.trigger, {
- mouseover: this.onMouseOver,
- mouseout: this.onMouseOut,
- mousemove: this.onMouseMove,
- mousedown: this.onMouseDown,
- mouseup: this.onMouseUp,
- scope: this,
- preventDefault: true
- });
-
- this.field.mon(this.wrap, "mousewheel", this.handleMouseWheel, this);
-
- this.dd.setXConstraint(0, 0, 10)
- this.dd.setYConstraint(1500, 1500, 10);
- this.dd.endDrag = this.endDrag.createDelegate(this);
- this.dd.startDrag = this.startDrag.createDelegate(this);
- this.dd.onDrag = this.onDrag.createDelegate(this);
- },
-
- onMouseOver: function(){
- if (this.disabled) {
- return;
- }
- var middle = this.getMiddle();
- this.tmpHoverClass = (Ext.EventObject.getPageY() < middle) ? 'x-form-spinner-overup' : 'x-form-spinner-overdown';
- this.trigger.addClass(this.tmpHoverClass);
- },
-
- //private
- onMouseOut: function(){
- this.trigger.removeClass(this.tmpHoverClass);
- },
-
- //private
- onMouseMove: function(){
- if (this.disabled) {
- return;
- }
- var middle = this.getMiddle();
- if (((Ext.EventObject.getPageY() > middle) && this.tmpHoverClass == "x-form-spinner-overup") ||
- ((Ext.EventObject.getPageY() < middle) && this.tmpHoverClass == "x-form-spinner-overdown")) {
- }
- },
-
- //private
- onMouseDown: function(){
- if (this.disabled) {
- return;
- }
- var middle = this.getMiddle();
- this.tmpClickClass = (Ext.EventObject.getPageY() < middle) ? 'x-form-spinner-clickup' : 'x-form-spinner-clickdown';
- this.trigger.addClass(this.tmpClickClass);
- },
-
- //private
- onMouseUp: function(){
- this.trigger.removeClass(this.tmpClickClass);
- },
-
- //private
- onTriggerClick: function(){
- if (this.disabled || this.el.dom.readOnly) {
- return;
- }
- var middle = this.getMiddle();
- var ud = (Ext.EventObject.getPageY() < middle) ? 'Up' : 'Down';
- this['onSpin' + ud]();
- },
-
- //private
- getMiddle: function(){
- var t = this.trigger.getTop();
- var h = this.trigger.getHeight();
- var middle = t + (h / 2);
- return middle;
- },
-
- //private
- //checks if control is allowed to spin
- isSpinnable: function(){
- if (this.disabled || this.el.dom.readOnly) {
- Ext.EventObject.preventDefault(); //prevent scrolling when disabled/readonly
- return false;
- }
- return true;
- },
-
- handleMouseWheel: function(e){
- //disable scrolling when not focused
- if (this.wrap.hasClass('x-trigger-wrap-focus') == false) {
- return;
- }
-
- var delta = e.getWheelDelta();
- if (delta > 0) {
- this.onSpinUp();
- e.stopEvent();
- }
- else
- if (delta < 0) {
- this.onSpinDown();
- e.stopEvent();
- }
- },
-
- //private
- startDrag: function(){
- this.proxy.show();
- this._previousY = Ext.fly(this.dd.getDragEl()).getTop();
- },
-
- //private
- endDrag: function(){
- this.proxy.hide();
- },
-
- //private
- onDrag: function(){
- if (this.disabled) {
- return;
- }
- var y = Ext.fly(this.dd.getDragEl()).getTop();
- var ud = '';
-
- if (this._previousY > y) {
- ud = 'Up';
- } //up
- if (this._previousY < y) {
- ud = 'Down';
- } //down
- if (ud != '') {
- this['onSpin' + ud]();
- }
-
- this._previousY = y;
- },
-
- //private
- onSpinUp: function(){
- if (this.isSpinnable() == false) {
- return;
- }
- if (Ext.EventObject.shiftKey == true) {
- this.onSpinUpAlternate();
- return;
- }
- else {
- this.spin(false, false);
- }
- this.field.fireEvent("spin", this);
- this.field.fireEvent("spinup", this);
- },
-
- //private
- onSpinDown: function(){
- if (this.isSpinnable() == false) {
- return;
- }
- if (Ext.EventObject.shiftKey == true) {
- this.onSpinDownAlternate();
- return;
- }
- else {
- this.spin(true, false);
- }
- this.field.fireEvent("spin", this);
- this.field.fireEvent("spindown", this);
- },
-
- //private
- onSpinUpAlternate: function(){
- if (this.isSpinnable() == false) {
- return;
- }
- this.spin(false, true);
- this.field.fireEvent("spin", this);
- this.field.fireEvent("spinup", this);
- },
-
- //private
- onSpinDownAlternate: function(){
- if (this.isSpinnable() == false) {
- return;
- }
- this.spin(true, true);
- this.field.fireEvent("spin", this);
- this.field.fireEvent("spindown", this);
- },
-
- spin: function(down, alternate){
- var v = parseFloat(this.field.getValue());
- var incr = (alternate == true) ? this.alternateIncrementValue : this.incrementValue;
- (down == true) ? v -= incr : v += incr;
-
- v = (isNaN(v)) ? this.defaultValue : v;
- v = this.fixBoundries(v);
- this.field.setRawValue(v);
- },
-
- fixBoundries: function(value){
- var v = value;
-
- if (this.field.minValue != undefined && v < this.field.minValue) {
- v = this.field.minValue;
- }
- if (this.field.maxValue != undefined && v > this.field.maxValue) {
- v = this.field.maxValue;
- }
-
- return this.fixPrecision(v);
- },
-
- // private
- fixPrecision: function(value){
- var nan = isNaN(value);
- if (!this.field.allowDecimals || this.field.decimalPrecision == -1 || nan || !value) {
- return nan ? '' : value;
- }
- return parseFloat(parseFloat(value).toFixed(this.field.decimalPrecision));
- },
-
- doDestroy: function(){
- if (this.trigger) {
- this.trigger.remove();
- }
- if (this.wrap) {
- this.wrap.remove();
- delete this.field.wrap;
- }
-
- if (this.splitter) {
- this.splitter.remove();
- }
-
- if (this.dd) {
- this.dd.unreg();
- this.dd = null;
- }
-
- if (this.proxy) {
- this.proxy.remove();
- }
-
- if (this.repeater) {
- this.repeater.purgeListeners();
- }
- }
-});
-
-//backwards compat
-Ext.form.Spinner = Ext.ux.Spinner;
-
-
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