21 lines
151 KiB
JavaScript
21 lines
151 KiB
JavaScript
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/*
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This file is part of Ext JS 3.4
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Copyright (c) 2011-2013 Sencha Inc
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Contact: http://www.sencha.com/contact
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GNU General Public License Usage
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This file may be used under the terms of the GNU General Public License version 3.0 as
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published by the Free Software Foundation and appearing in the file LICENSE included in the
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packaging of this file.
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Please review the following information to ensure the GNU General Public License version 3.0
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requirements will be met: http://www.gnu.org/copyleft/gpl.html.
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If you are unsure which license is appropriate for your use, please contact the sales department
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at http://www.sencha.com/contact.
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Build date: 2013-04-03 15:07:25
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*/
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Ext.ns("Ext.ux.grid");Ext.ux.grid.BufferView=Ext.extend(Ext.grid.GridView,{rowHeight:19,borderHeight:2,scrollDelay:100,cacheSize:20,cleanDelay:500,initTemplates:function(){Ext.ux.grid.BufferView.superclass.initTemplates.call(this);var a=this.templates;a.rowHolder=new Ext.Template('<div class="x-grid3-row {alt}" style="{tstyle}"></div>');a.rowHolder.disableFormats=true;a.rowHolder.compile();a.rowBody=new Ext.Template('<table class="x-grid3-row-table" border="0" cellspacing="0" cellpadding="0" style="{tstyle}">',"<tbody><tr>{cells}</tr>",(this.enableRowBody?'<tr class="x-grid3-row-body-tr" style="{bodyStyle}"><td colspan="{cols}" class="x-grid3-body-cell" tabIndex="0" hidefocus="on"><div class="x-grid3-row-body">{body}</div></td></tr>':""),"</tbody></table>");a.rowBody.disableFormats=true;a.rowBody.compile()},getStyleRowHeight:function(){return Ext.isBorderBox?(this.rowHeight+this.borderHeight):this.rowHeight},getCalculatedRowHeight:function(){return this.rowHeight+this.borderHeight},getVisibleRowCount:function(){var b=this.getCalculatedRowHeight(),a=this.scroller.dom.clientHeight;return(a<1)?0:Math.ceil(a/b)},getVisibleRows:function(){var a=this.getVisibleRowCount(),b=this.scroller.dom.scrollTop,c=(b===0?0:Math.floor(b/this.getCalculatedRowHeight())-1);return{first:Math.max(c,0),last:Math.min(c+a+2,this.ds.getCount()-1)}},doRender:function(g,k,u,a,s,A,l){var b=this.templates,f=b.cell,h=b.row,x=b.rowBody,n=s-1,t=this.getStyleRowHeight(),z=this.getVisibleRows(),d="width:"+this.getTotalWidth()+";height:"+t+"px;",D=[],w,E,v={},m={tstyle:d},q;for(var y=0,C=k.length;y<C;y++){q=k[y];w=[];var o=(y+a),e=o>=z.first&&o<=z.last;if(e){for(var B=0;B<s;B++){E=g[B];v.id=E.id;v.css=B===0?"x-grid3-cell-first ":(B==n?"x-grid3-cell-last ":"");v.attr=v.cellAttr="";v.value=E.renderer(q.data[E.name],v,q,o,B,u);v.style=E.style;if(v.value===undefined||v.value===""){v.value=" "}if(q.dirty&&typeof q.modified[E.name]!=="undefined"){v.css+=" x-grid3-dirty-cell"}w[w.length]=f.apply(v)}}var F=[];if(A&&((o+1)%2===0)){F[0]="x-grid3-row-alt"}if(q.dirty){F[1]=" x-grid3-dirty-row"}m.cols=s;if(this.getRowClass){F[2]=this.getRowClass(q,o,m,u)}m.alt=F.join(" ");m.cells=w.join("");D[D.length]=!e?b.rowHolder.apply(m):(l?x.apply(m):h.apply(m))}return D.join("")},isRowRendered:function(a){var b=this.getRow(a);return b&&b.childNodes.length>0},syncScroll:function(){Ext.ux.grid.BufferView.superclass.syncScroll.apply(this,arguments);this.update()},update:function(){if(this.scrollDelay){if(!this.renderTask){this.renderTask=new Ext.util.DelayedTask(this.doUpdate,this)}this.renderTask.delay(this.scrollDelay)}else{this.doUpdate()}},onRemove:function(d,a,b,c){Ext.ux.grid.BufferView.superclass.onRemove.apply(this,arguments);if(c!==true){this.update()}},doUpdate:function(){if(this.getVisibleRowCount()>0){var f=this.grid,b=f.colModel,h=f.store,e=this.getColumnData(),a=this.getVisibleRows(),j;for(var d=a.first;d<=a.last;d++){if(!this.isRowRendered(d)&&(j=this.getRow(d))){var c=this.doRender(e,[h.getAt(d)],h,d,b.getColumnCount(),f.stripeRows,true);j.innerHTML=c}}this.clean()}},clean:function(){if(!this.cleanTask){this.cleanTask=new Ext.util.DelayedTask(this.doClean,this)}this.cleanTask.delay(this.cleanDelay)},doClean:function(){if(this.getVisibleRowCount()>0){var b=this.getVisibleRows();b.first-=this.cacheSize;b.last+=this.cacheSize;var c=0,d=this.getRows();if(b.first<=0){c=b.last+1}for(var a=this.ds.getCount();c<a;c++){if((c<b.first||c>b.last)&&d[c].innerHTML){d[c].innerHTML=""}}}},removeTask:function(b){var a=this[b];if(a&&a.cancel){a.cancel();this[b]=null}},destroy:function(){this.removeTask("cleanTask");this.removeTask("renderTask");Ext.ux.grid.BufferView.superclass.destroy.call(this)},layout:function(){Ext.ux.grid.BufferView.superclass.layout.call(this);this.update()}});Ext.ns("Ext.ux.layout");Ext.ux.layout.CenterLayout=Ext.extend(Ext.layout.FitLayout,{setItemSize:function(b,a){this.container.addClass("ux-layout-center");b.addClass("ux-layout-center-item");if(b&&a.height>0){if(b.width){a.width=b.width}b.setSize(a)}}});Ext.Container.LAYOUTS["ux.center"]=Ext.ux.layout.
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