X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/ee06f37b0f6f6d94cd05a6ffae556660f7c4a2bc..c930e9176a5a85509c5b0230e2bff5c22a591432:/source/widgets/PagingToolbar.js?ds=sidebyside
diff --git a/source/widgets/PagingToolbar.js b/source/widgets/PagingToolbar.js
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--- a/source/widgets/PagingToolbar.js
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@@ -1,358 +0,0 @@
-/*
- * Ext JS Library 2.2.1
- * Copyright(c) 2006-2009, Ext JS, LLC.
- * licensing@extjs.com
- *
- * http://extjs.com/license
- */
-
-/**
- * @class Ext.PagingToolbar
- * @extends Ext.Toolbar
- *
A specialized toolbar that is bound to a {@link Ext.data.Store} and provides automatic paging control. This
- * Component {@link Ext.data.Store#load load}s blocks of data into the Store passing parameters who's names are
- * specified by the store's {@link Ext.data.Store#paramNames paramNames} property.
- * @constructor
- * Create a new PagingToolbar
- * @param {Object} config The config object
- */
-Ext.PagingToolbar = Ext.extend(Ext.Toolbar, {
- /**
- * @cfg {Ext.data.Store} store The {@link Ext.data.Store} the paging toolbar should use as its data source (required).
- */
- /**
- * @cfg {Boolean} displayInfo
- * True to display the displayMsg (defaults to false)
- */
- /**
- * @cfg {Number} pageSize
- * The number of records to display per page (defaults to 20)
- */
- pageSize: 20,
- /**
- * @cfg {String} displayMsg
- * The paging status message to display (defaults to "Displaying {0} - {1} of {2}"). Note that this string is
- * formatted using the braced numbers 0-2 as tokens that are replaced by the values for start, end and total
- * respectively. These tokens should be preserved when overriding this string if showing those values is desired.
- */
- displayMsg : 'Displaying {0} - {1} of {2}',
- /**
- * @cfg {String} emptyMsg
- * The message to display when no records are found (defaults to "No data to display")
- */
- emptyMsg : 'No data to display',
- /**
- * Customizable piece of the default paging text (defaults to "Page")
- * @type String
- */
- beforePageText : "Page",
- /**
- * Customizable piece of the default paging text (defaults to "of {0}"). Note that this string is
- * formatted using {0} as a token that is replaced by the number of total pages. This token should be
- * preserved when overriding this string if showing the total page count is desired.
- * @type String
- */
- afterPageText : "of {0}",
- /**
- * Customizable piece of the default paging text (defaults to "First Page")
- * @type String
- */
- firstText : "First Page",
- /**
- * Customizable piece of the default paging text (defaults to "Previous Page")
- * @type String
- */
- prevText : "Previous Page",
- /**
- * Customizable piece of the default paging text (defaults to "Next Page")
- * @type String
- */
- nextText : "Next Page",
- /**
- * Customizable piece of the default paging text (defaults to "Last Page")
- * @type String
- */
- lastText : "Last Page",
- /**
- * Customizable piece of the default paging text (defaults to "Refresh")
- * @type String
- */
- refreshText : "Refresh",
-
- /**
- * Object mapping of parameter names for load calls (defaults to {start: 'start', limit: 'limit'})
- */
- paramNames : {start: 'start', limit: 'limit'},
-
- // private
- initComponent : function(){
- this.addEvents(
- /**
- * @event change
- * Fires after the active page has been changed.
- * @param {Ext.PagingToolbar} this
- * @param {Object} changeEvent An object that has these properties:
- * total
: Number The total number of records in the dataset as
- * returned by the server
- * activePage
: Number The current page number
- * pages
: Number The total number of pages (calculated from
- * the total number of records in the dataset as returned by the server and the current {@link #pageSize})
- *
- */
- 'change',
- /**
- * @event beforechange
- * Fires just before the active page is changed.
- * Return false to prevent the active page from being changed.
- * @param {Ext.PagingToolbar} this
- * @param {Object} beforeChangeEvent An object that has these properties:
- * (note: the names of the start and limit properties are determined
- * by the store's {@link Ext.data.Store#paramNames paramNames} property.)
- */
- 'beforechange'
- );
- Ext.PagingToolbar.superclass.initComponent.call(this);
- this.cursor = 0;
- this.bind(this.store);
- },
-
- // private
- onRender : function(ct, position){
- Ext.PagingToolbar.superclass.onRender.call(this, ct, position);
- this.first = this.addButton({
- tooltip: this.firstText,
- iconCls: "x-tbar-page-first",
- disabled: true,
- handler: this.onClick.createDelegate(this, ["first"])
- });
- this.prev = this.addButton({
- tooltip: this.prevText,
- iconCls: "x-tbar-page-prev",
- disabled: true,
- handler: this.onClick.createDelegate(this, ["prev"])
- });
- this.addSeparator();
- this.add(this.beforePageText);
- this.field = Ext.get(this.addDom({
- tag: "input",
- type: "text",
- size: "3",
- value: "1",
- cls: "x-tbar-page-number"
- }).el);
- this.field.on("keydown", this.onPagingKeydown, this);
- this.field.on("focus", function(){this.dom.select();});
- this.field.on("blur", this.onPagingBlur, this);
- this.afterTextEl = this.addText(String.format(this.afterPageText, 1));
- this.field.setHeight(18);
- this.addSeparator();
- this.next = this.addButton({
- tooltip: this.nextText,
- iconCls: "x-tbar-page-next",
- disabled: true,
- handler: this.onClick.createDelegate(this, ["next"])
- });
- this.last = this.addButton({
- tooltip: this.lastText,
- iconCls: "x-tbar-page-last",
- disabled: true,
- handler: this.onClick.createDelegate(this, ["last"])
- });
- this.addSeparator();
- this.loading = this.addButton({
- tooltip: this.refreshText,
- iconCls: "x-tbar-loading",
- handler: this.onClick.createDelegate(this, ["refresh"])
- });
-
- if(this.displayInfo){
- this.displayEl = Ext.fly(this.el.dom).createChild({cls:'x-paging-info'});
- }
- if(this.dsLoaded){
- this.onLoad.apply(this, this.dsLoaded);
- }
- },
-
- // private
- updateInfo : function(){
- if(this.displayEl){
- var count = this.store.getCount();
- var msg = count == 0 ?
- this.emptyMsg :
- String.format(
- this.displayMsg,
- this.cursor+1, this.cursor+count, this.store.getTotalCount()
- );
- this.displayEl.update(msg);
- }
- },
-
- // private
- onLoad : function(store, r, o){
- if(!this.rendered){
- this.dsLoaded = [store, r, o];
- return;
- }
- this.cursor = o.params ? o.params[this.paramNames.start] : 0;
- var d = this.getPageData(), ap = d.activePage, ps = d.pages;
-
- this.afterTextEl.el.innerHTML = String.format(this.afterPageText, d.pages);
- this.field.dom.value = ap;
- this.first.setDisabled(ap == 1);
- this.prev.setDisabled(ap == 1);
- this.next.setDisabled(ap == ps);
- this.last.setDisabled(ap == ps);
- this.loading.enable();
- this.updateInfo();
- this.fireEvent('change', this, d);
- },
-
- // private
- getPageData : function(){
- var total = this.store.getTotalCount();
- return {
- total : total,
- activePage : Math.ceil((this.cursor+this.pageSize)/this.pageSize),
- pages : total < this.pageSize ? 1 : Math.ceil(total/this.pageSize)
- };
- },
-
- // private
- onLoadError : function(){
- if(!this.rendered){
- return;
- }
- this.loading.enable();
- },
-
- // private
- readPage : function(d){
- var v = this.field.dom.value, pageNum;
- if (!v || isNaN(pageNum = parseInt(v, 10))) {
- this.field.dom.value = d.activePage;
- return false;
- }
- return pageNum;
- },
-
- //private
- onPagingBlur: function(e){
- this.field.dom.value = this.getPageData().activePage;
- },
-
- // private
- onPagingKeydown : function(e){
- var k = e.getKey(), d = this.getPageData(), pageNum;
- if (k == e.RETURN) {
- e.stopEvent();
- pageNum = this.readPage(d);
- if(pageNum !== false){
- pageNum = Math.min(Math.max(1, pageNum), d.pages) - 1;
- this.doLoad(pageNum * this.pageSize);
- }
- }else if (k == e.HOME || k == e.END){
- e.stopEvent();
- pageNum = k == e.HOME ? 1 : d.pages;
- this.field.dom.value = pageNum;
- }else if (k == e.UP || k == e.PAGEUP || k == e.DOWN || k == e.PAGEDOWN){
- e.stopEvent();
- if(pageNum = this.readPage(d)){
- var increment = e.shiftKey ? 10 : 1;
- if(k == e.DOWN || k == e.PAGEDOWN){
- increment *= -1;
- }
- pageNum += increment;
- if(pageNum >= 1 & pageNum <= d.pages){
- this.field.dom.value = pageNum;
- }
- }
- }
- },
-
- // private
- beforeLoad : function(){
- if(this.rendered && this.loading){
- this.loading.disable();
- }
- },
-
- // private
- doLoad : function(start){
- var o = {}, pn = this.paramNames;
- o[pn.start] = start;
- o[pn.limit] = this.pageSize;
- if(this.fireEvent('beforechange', this, o) !== false){
- this.store.load({params:o});
- }
- },
-
- /**
- * Change the active page
- * @param {Integer} page The page to display
- */
- changePage: function(page){
- this.doLoad(((page-1) * this.pageSize).constrain(0, this.store.getTotalCount()));
- },
-
- // private
- onClick : function(which){
- var store = this.store;
- switch(which){
- case "first":
- this.doLoad(0);
- break;
- case "prev":
- this.doLoad(Math.max(0, this.cursor-this.pageSize));
- break;
- case "next":
- this.doLoad(this.cursor+this.pageSize);
- break;
- case "last":
- var total = store.getTotalCount();
- var extra = total % this.pageSize;
- var lastStart = extra ? (total - extra) : total-this.pageSize;
- this.doLoad(lastStart);
- break;
- case "refresh":
- this.doLoad(this.cursor);
- break;
- }
- },
-
- /**
- * Unbinds the paging toolbar from the specified {@link Ext.data.Store}
- * @param {Ext.data.Store} store The data store to unbind
- */
- unbind : function(store){
- store = Ext.StoreMgr.lookup(store);
- store.un("beforeload", this.beforeLoad, this);
- store.un("load", this.onLoad, this);
- store.un("loadexception", this.onLoadError, this);
- this.store = undefined;
- },
-
- /**
- * Binds the paging toolbar to the specified {@link Ext.data.Store}
- * @param {Ext.data.Store} store The data store to bind
- */
- bind : function(store){
- store = Ext.StoreMgr.lookup(store);
- store.on("beforeload", this.beforeLoad, this);
- store.on("load", this.onLoad, this);
- store.on("loadexception", this.onLoadError, this);
- this.store = store;
- },
-
- // private
- onDestroy : function(){
- if(this.store){
- this.unbind(this.store);
- }
- Ext.PagingToolbar.superclass.onDestroy.call(this);
- }
-});
-Ext.reg('paging', Ext.PagingToolbar);
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