/**
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* Plugin for displaying a progressbar inside of a paging toolbar
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* instead of plain text.
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*/
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Ext.define('Ext.ux.ProgressBarPager', {
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requires: ['Ext.ProgressBar'],
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/**
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* @cfg {Number} width
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* <p>The default progress bar width. Default is 225.</p>
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*/
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width : 225,
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/**
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* @cfg {String} defaultText
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* <p>The text to display while the store is loading. Default is 'Loading...'</p>
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*/
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defaultText : 'Loading...',
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/**
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* @cfg {Object} defaultAnimCfg
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* <p>A {@link Ext.fx.Anim Ext.fx.Anim} configuration object.</p>
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*/
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defaultAnimCfg : {
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duration: 1000,
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easing: 'bounceOut'
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},
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/**
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* Creates new ProgressBarPager.
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* @param {Object} config Configuration options
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*/
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constructor : function(config) {
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if (config) {
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Ext.apply(this, config);
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}
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},
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//public
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init : function (parent) {
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var displayItem;
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if (parent.displayInfo) {
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this.parent = parent;
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displayItem = parent.child("#displayItem");
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if (displayItem) {
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parent.remove(displayItem, true);
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}
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this.progressBar = Ext.create('Ext.ProgressBar', {
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text : this.defaultText,
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width : this.width,
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animate : this.defaultAnimCfg,
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style: {
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cursor: 'pointer'
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},
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listeners: {
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el: {
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scope: this,
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click: this.handleProgressBarClick
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}
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}
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});
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parent.displayItem = this.progressBar;
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parent.add(parent.displayItem);
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Ext.apply(parent, this.parentOverrides);
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}
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},
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// private
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// This method handles the click for the progress bar
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handleProgressBarClick : function(e){
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var parent = this.parent,
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displayItem = parent.displayItem,
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box = this.progressBar.getBox(),
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xy = e.getXY(),
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position = xy[0]- box.x,
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pages = Math.ceil(parent.store.getTotalCount() / parent.pageSize),
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newPage = Math.max(Math.ceil(position / (displayItem.width / pages)), 1);
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parent.store.loadPage(newPage);
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},
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// private, overriddes
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parentOverrides : {
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// private
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// This method updates the information via the progress bar.
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updateInfo : function(){
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if(this.displayItem){
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var count = this.store.getCount(),
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pageData = this.getPageData(),
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message = count === 0 ?
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this.emptyMsg :
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Ext.String.format(
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this.displayMsg,
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pageData.fromRecord, pageData.toRecord, this.store.getTotalCount()
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),
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percentage = pageData.pageCount > 0 ? (pageData.currentPage / pageData.pageCount) : 0;
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this.displayItem.updateProgress(percentage, message, this.animate || this.defaultAnimConfig);
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}
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}
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}
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});
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