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