bootstrap table 列拖動
阿新 • • 發佈:2018-11-05
$("#exampleTable").colResizable({
liveDrag: true,//實時顯示滑動位置
gripInnerHtml: "<div class='grip'></div>",
//draggingClass: "dragging",
postbackSafe: true,//重新整理後保留之前的拖拽寬度
headerOnly:true,
resizeMode:"overflow",
//onResize: onSampleResized
});
呼叫此方法之前需要引入
程式碼
/** * @author: Dennis Hernández * @webSite: http://djhvscf.github.io/Blog * @version: v1.0.0 */ (function ($) { 'use strict'; var initResizable = function (that) { //Deletes the plugin to re-create it that.$el.colResizable({disable: true}); //Creates the plugin that.$el.colResizable({ liveDrag: that.options.liveDrag, fixed: that.options.fixed, headerOnly: that.options.headerOnly, minWidth: that.options.minWidth, hoverCursor: that.options.hoverCursor, dragCursor: that.options.dragCursor, onResize: that.onResize, onDrag: that.options.onResizableDrag, resizeMode: that.options.resizeMode }); }; $.extend($.fn.bootstrapTable.defaults, { resizable: false, liveDrag: false, fixed: true, headerOnly: false, minWidth: 15, hoverCursor: 'e-resize', dragCursor: 'e-resize', onResizableResize: function (e) { return false; }, onResizableDrag: function (e) { return false; } }); var BootstrapTable = $.fn.bootstrapTable.Constructor, _toggleView = BootstrapTable.prototype.toggleView, _resetView = BootstrapTable.prototype.resetView; BootstrapTable.prototype.toggleView = function () { _toggleView.apply(this, Array.prototype.slice.apply(arguments)); if (this.options.resizable && this.options.cardView) { //Deletes the plugin $(this.$el).colResizable({disable: true}); } }; BootstrapTable.prototype.resetView = function () { var that = this; _resetView.apply(this, Array.prototype.slice.apply(arguments)); if (this.options.resizable) { // because in fitHeader function, we use setTimeout(func, 100); setTimeout(function () { initResizable(that); }, 100); } }; BootstrapTable.prototype.onResize = function (e) { var that = $(e.currentTarget); that.bootstrapTable('resetView'); that.data('bootstrap.table').options.onResizableResize.apply(e); } })(jQuery);
程式碼 colResizable-1.6.js
/** _ _____ _ _ _ | | __ \ (_) | | | | ___ ___ | | |__) |___ ___ _ ______ _| |__ | | ___ / __/ _ \| | _ // _ \/ __| |_ / _` | '_ \| |/ _ \ | (_| (_) | | | \ \ __/\__ \ |/ / (_| | |_) | | __/ \___\___/|_|_| \_\___||___/_/___\__,_|_.__/|_|\___| v1.7 - jQuery plugin created by Alvaro Prieto Lauroba Licences: MIT & GPL Feel free to use or modify this plugin as far as my full name is kept */ (function($){ //IE8 Polyfill if(!Array.indexOf) { Array.prototype.indexOf = function(obj) { for(var i=0; i<this.length;i++){if(this[i]==obj){return i;}} return -1; }} var d = $(document); //window object var h = $("head"); //head object var drag = null; //reference to the current grip that is being dragged var tables = {}; //object of the already processed tables (table.id as key) var count = 0; //internal count to create unique IDs when needed. //common strings for packing var ID = "id"; var PX = "px"; var SIGNATURE ="JColResizer"; var FLEX = "JCLRFlex"; //short-cuts var I = parseInt; var M = Math; var ie = navigator.userAgent.indexOf('Trident/4.0')>0; var S; var pad = "" try{S = sessionStorage;}catch(e){} //Firefox crashes when executed as local file system //append required CSS rules h.append("<style type='text/css'> .JColResizer{table-layout:fixed;} .JColResizer > tbody > tr > td, .JColResizer > tbody > tr > th{overflow:hidden} .JPadding > tbody > tr > td, .JPadding > tbody > tr > th{padding-left:0!important; padding-right:0!important;} .JCLRgrips{ height:0px; position:relative;} .JCLRgrip{margin-left:-5px; position:absolute; z-index:5; } .JCLRgrip .JColResizer{position:absolute;background-color:red;filter:alpha(opacity=1);opacity:0;width:10px;height:100%;cursor: col-resize;top:0px} .JCLRLastGrip{position:absolute; width:1px; } .JCLRgripDrag{ border-left:1px dotted black; } .JCLRFlex{width:auto!important;} .JCLRgrip.JCLRdisabledGrip .JColResizer{cursor:default; display:none;}</style>"); /** * Function to allow column resizing for table objects. It is the starting point to apply the plugin. * @param {DOM node} tb - reference to the DOM table object to be enhanced * @param {Object} options - some customization values */ var init = function( tb, options){ var t = $(tb); //the table object is wrapped t.opt = options; //each table has its own options available at anytime t.mode = options.resizeMode; //shortcuts t.dc = t.opt.disabledColumns; if(t.opt.removePadding) t.addClass("JPadding"); if(t.opt.disable) return destroy(t); //the user is asking to destroy a previously colResized table var id = t.id = t.attr(ID) || SIGNATURE+count++; //its id is obtained, if null new one is generated t.p = t.opt.postbackSafe; //short-cut to detect postback safe if(!t.is("table") || tables[id] && !t.opt.partialRefresh) return; //if the object is not a table or if it was already processed then it is ignored. if (t.opt.hoverCursor !== 'col-resize') h.append("<style type='text/css'>.JCLRgrip .JColResizer:hover{cursor:"+ t.opt.hoverCursor +"!important}</style>"); //if hoverCursor has been set, append the style t.addClass(SIGNATURE).attr(ID, id).before('<div class="JCLRgrips"/>'); //the grips container object is added. Signature class forces table rendering in fixed-layout mode to prevent column's min-width t.g = []; t.c = []; t.w = t.width(); t.gc = t.prev(); t.f=t.opt.fixed; //t.c and t.g are arrays of columns and grips respectively if(options.marginLeft) t.gc.css("marginLeft", options.marginLeft); //if the table contains margins, it must be specified if(options.marginRight) t.gc.css("marginRight", options.marginRight); //since there is no (direct) way to obtain margin values in its original units (%, em, ...) t.cs = I(ie? tb.cellSpacing || tb.currentStyle.borderSpacing :t.css('border-spacing'))||2; //table cellspacing (not even jQuery is fully cross-browser) t.b = I(ie? tb.border || tb.currentStyle.borderLeftWidth :t.css('border-left-width'))||1; //outer border width (again cross-browser issues) // if(!(tb.style.width || tb.width)) t.width(t.width()); //I am not an IE fan at all, but it is a pity that only IE has the currentStyle attribute working as expected. For this reason I can not check easily if the table has an explicit width or if it is rendered as "auto" tables[id] = t; //the table object is stored using its id as key createGrips(t); //grips are created }; /** * This function allows to remove any enhancements performed by this plugin on a previously processed table. * @param {jQuery ref} t - table object */ var destroy = function(t){ var id=t.attr(ID), t=tables[id]; //its table object is found if(!t||!t.is("table")) return; //if none, then it wasn't processed t.removeClass(SIGNATURE+" "+FLEX).gc.remove(); //class and grips are removed delete tables[id]; //clean up data }; /** * Function to create all the grips associated with the table given by parameters * @param {jQuery ref} t - table object */ var createGrips = function(t){ var th = t.find(">thead>tr:first>th,>thead>tr:first>td"); //table headers are obtained if(!th.length) th = t.find(">tbody>tr:first>th,>tr:first>th,>tbody>tr:first>td, >tr:first>td"); //but headers can also be included in different ways th = th.filter(":visible"); //filter invisible columns t.cg = t.find("col"); //a table can also contain a colgroup with col elements t.ln = th.length; //table length is stored if(t.p && S && S[t.id])memento(t,th); //if 'postbackSafe' is enabled and there is data for the current table, its coloumn layout is restored th.each(function(i){ //iterate through the table column headers var c = $(this); //jquery wrap for the current column var dc = t.dc.indexOf(i)!=-1; //is this a disabled column? var g = $(t.gc.append('<div class="JCLRgrip"></div>')[0].lastChild); //add the visual node to be used as grip g.append(dc ? "": t.opt.gripInnerHtml).append('<div class="'+SIGNATURE+'"></div>'); if(i == t.ln-1){ //if the current grip is the las one g.addClass("JCLRLastGrip"); //add a different css class to stlye it in a different way if needed if(t.f) g.html(""); //if the table resizing mode is set to fixed, the last grip is removed since table with can not change } g.bind('touchstart mousedown', onGripMouseDown); //bind the mousedown event to start dragging if (!dc){ //if normal column bind the mousedown event to start dragging, if disabled then apply its css class g.removeClass('JCLRdisabledGrip').bind('touchstart mousedown', onGripMouseDown); }else{ g.addClass('JCLRdisabledGrip'); } g.t = t; g.i = i; g.c = c; c.w =c.width(); //some values are stored in the grip's node data as shortcut t.g.push(g); t.c.push(c); //the current grip and column are added to its table object c.width(c.w).removeAttr("width"); //the width of the column is converted into pixel-based measurements g.data(SIGNATURE, {i:i, t:t.attr(ID), last: i == t.ln-1}); //grip index and its table name are stored in the HTML }); t.cg.removeAttr("width"); //remove the width attribute from elements in the colgroup t.find('td, th').not(th).not('table th, table td').each(function(){ $(this).removeAttr('width'); //the width attribute is removed from all table cells which are not nested in other tables and dont belong to the header }); if(!t.f){ t.removeAttr('width').addClass(FLEX); //if not fixed, let the table grow as needed } syncGrips(t); //the grips are positioned according to the current table layout //there is a small problem, some cells in the table could contain dimension values interfering with the //width value set by this plugin. Those values are removed }; /** * Function to allow the persistence of columns dimensions after a browser postback. It is based in * the HTML5 sessionStorage object, which can be emulated for older browsers using sessionstorage.js * @param {jQuery ref} t - table object * @param {jQuery ref} th - reference to the first row elements (only set in deserialization) */ var memento = function(t, th){ var w,m=0,i=0,aux =[],tw; if(th){ //in deserialization mode (after a postback) t.cg.removeAttr("width"); if(t.opt.flush){ S[t.id] =""; return;} //if flush is activated, stored data is removed w = S[t.id].split(";"); //column widths is obtained tw = w[t.ln+1]; if(!t.f && tw){ //if not fixed and table width data available its size is restored t.width(tw*=1); if(t.opt.overflow) { //if overfolw flag is set, restore table width also as table min-width t.css('min-width', tw + PX); t.w = tw; } } for(;i<t.ln;i++){ //for each column aux.push(100*w[i]/w[t.ln]+"%"); //width is stored in an array since it will be required again a couple of lines ahead th.eq(i).css("width", aux[i] ); //each column width in % is restored } for(i=0;i<t.ln;i++) t.cg.eq(i).css("width", aux[i]); //this code is required in order to create an inline CSS rule with higher precedence than an existing CSS class in the "col" elements }else{ //in serialization mode (after resizing a column) S[t.id] =""; //clean up previous data for(;i < t.c.length; i++){ //iterate through columns w = t.c[i].width(); //width is obtained S[t.id] += w+";"; //width is appended to the sessionStorage object using ID as key m+=w; //carriage is updated to obtain the full size used by columns } S[t.id]+=m; //the last item of the serialized string is the table's active area (width), //to be able to obtain % width value of each columns while deserializing if(!t.f) S[t.id] += ";"+t.width(); //if not fixed, table width is stored } }; /** * Function that places each grip in the correct position according to the current table layout * @param {jQuery ref} t - table object */ var syncGrips = function (t){ t.gc.width(t.w); //the grip's container width is updated for(var i=0; i<t.ln; i++){ //for each column var c = t.c[i]; t.g[i].css({ //height and position of the grip is updated according to the table layout left: c.offset().left - t.offset().left + c.outerWidth(false) + t.cs / 2 + PX, height: t.opt.headerOnly? t.c[0].outerHeight(false) : t.outerHeight(false) }); } }; /** * This function updates column's width according to the horizontal position increment of the grip being * dragged. The function can be called while dragging if liveDragging is enabled and also from the onGripDragOver * event handler to synchronize grip's position with their related columns. * @param {jQuery ref} t - table object * @param {number} i - index of the grip being dragged * @param {bool} isOver - to identify when the function is being called from the onGripDragOver event */ var syncCols = function(t,i,isOver){ var inc = drag.x-drag.l, c = t.c[i], c2 = t.c[i+1]; var w = c.w + inc; var w2= c2.w- inc; //their new width is obtained c.width( w + PX); t.cg.eq(i).width( w + PX); if(t.f){ //if fixed mode c2.width(w2 + PX); t.cg.eq(i+1).width( w2 + PX); }else if(t.opt.overflow) { //if overflow is set, incriment min-width to force overflow t.css('min-width', t.w + inc); } if(isOver){ c.w=w; c2.w= t.f ? w2 : c2.w; } }; /** * This function updates all columns width according to its real width. It must be taken into account that the * sum of all columns can exceed the table width in some cases (if fixed is set to false and table has some kind * of max-width). * @param {jQuery ref} t - table object */ var applyBounds = function(t){ var w = $.map(t.c, function(c){ //obtain real widths return c.width(); }); t.width(t.w = t.width()).removeClass(FLEX); //prevent table width changes $.each(t.c, function(i,c){ c.width(w[i]).w = w[i]; //set column widths applying bounds (table's max-width) }); t.addClass(FLEX); //allow table width changes }; /** * Event handler used while dragging a grip. It checks if the next grip's position is valid and updates it. * @param {event} e - mousemove event binded to the window object */ var onGripDrag = function(e){ if(!drag) return; var t = drag.t; //table object reference var oe = e.originalEvent.touches; var ox = oe ? oe[0].pageX : e.pageX; //original position (touch or mouse) var x = ox - drag.ox + drag.l; //next position according to horizontal mouse position increment var mw = t.opt.minWidth, i = drag.i ; //cell's min width var l = t.cs*1.5 + mw + t.b; var last = i == t.ln-1; //check if it is the last column's grip (usually hidden) var min = i? t.g[i-1].position().left+t.cs+mw: l; //min position according to the contiguous cells var max = t.f ? //fixed mode? i == t.ln-1? t.w-l: t.g[i+1].position().left-t.cs-mw: Infinity; //max position according to the contiguous cells x = M.max(min, M.min(max, x)); //apply bounding drag.x = x; drag.css("left", x + PX); //apply position increment if(last){ //if it is the last grip var c = t.c[drag.i]; //width of the last column is obtained drag.w = c.w + x- drag.l; } if(t.opt.liveDrag){ //if liveDrag is enabled if(last){ c.width(drag.w); if(!t.f && t.opt.overflow){ //if overflow is set, incriment min-width to force overflow t.css('min-width', t.w + x - drag.l); }else { t.w = t.width(); } }else{ syncCols(t,i); //columns are synchronized } syncGrips(t); var cb = t.opt.onDrag; //check if there is an onDrag callback if (cb) { e.currentTarget = t[0]; cb(e); } //if any, it is fired } return false; //prevent text selection while dragging }; /** * Event handler fired when the dragging is over, updating table layout * @param {event} e - grip's drag over event */ var onGripDragOver = function(e){ d.unbind('touchend.'+SIGNATURE+' mouseup.'+SIGNATURE).unbind('touchmove.'+SIGNATURE+' mousemove.'+SIGNATURE); $("head :last-child").remove(); //remove the dragging cursor style if(!drag) return; drag.removeClass(drag.t.opt.draggingClass); //remove the grip's dragging css-class if (!(drag.x - drag.l == 0)) { var t = drag.t; var cb = t.opt.onResize; //get some values var i = drag.i; //column index var last = i == t.ln-1; //check if it is the last column's grip (usually hidden) var c = t.g[i].c; //the column being dragged if(last){ c.width(drag.w); c.w = drag.w; }else{ syncCols(t, i, true); //the columns are updated } if(!t.f) applyBounds(t); //if not fixed mode, then apply bounds to obtain real width values syncGrips(t); //the grips are updated if (cb) { e.currentTarget = t[0]; cb(e); } //if there is a callback function, it is fired if(t.p && S) memento(t); //if postbackSafe is enabled and there is sessionStorage support, the new layout is serialized and stored } drag = null; //since the grip's dragging is over }; /** * Event handler fired when the grip's dragging is about to start. Its main goal is to set up events * and store some values used while dragging. * @param {event} e - grip's mousedown event */ var onGripMouseDown = function(e){ var o = $(this).data(SIGNATURE); //retrieve grip's data var t = tables[o.t], g = t.g[o.i]; //shortcuts for the table and grip objects var oe = e.originalEvent.touches; //touch or mouse event? g.ox = oe? oe[0].pageX: e.pageX; //the initial position is kept g.l = g.position().left; g.x = g.l; d.bind('touchmove.'+SIGNATURE+' mousemove.'+SIGNATURE, onGripDrag ).bind('touchend.'+SIGNATURE+' mouseup.'+SIGNATURE, onGripDragOver); //mousemove and mouseup events are bound h.append("<style type='text/css'>*{cursor:"+ t.opt.dragCursor +"!important}</style>"); //change the mouse cursor g.addClass(t.opt.draggingClass); //add the dragging class (to allow some visual feedback) drag = g; //the current grip is stored as the current dragging object if(t.c[o.i].l) for(var i=0,c; i<t.ln; i++){ c=t.c[i]; c.l = false; c.w= c.width(); } //if the colum is locked (after browser resize), then c.w must be updated return false; //prevent text selection }; /** * Event handler fired when the browser is resized. The main purpose of this function is to update * table layout according to the browser's size synchronizing related grips */ var onResize = function(){ for(var t in tables){ if( tables.hasOwnProperty( t ) ) { t = tables[t]; var i, mw=0; t.removeClass(SIGNATURE); //firefox doesn't like layout-fixed in some cases if (t.f) { //in fixed mode t.w = t.width(); //its new width is kept for(i=0; i<t.ln; i++) mw+= t.c[i].w; //cell rendering is not as trivial as it might seem, and it is slightly different for //each browser. In the beginning i had a big switch for each browser, but since the code //was extremely ugly now I use a different approach with several re-flows. This works //pretty well but it's a bit slower. For now, lets keep things simple... for(i=0; i<t.ln; i++) t.c[i].css("width", M.round(1000*t.c[i].w/mw)/10 + "%").l=true; //c.l locks the column, telling us that its c.w is outdated }else{ //in non fixed-sized tables applyBounds(t); //apply the new bounds if(t.mode == 'flex' && t.p && S){ //if postbackSafe is enabled and there is sessionStorage support, memento(t); //the new layout is serialized and stored for 'flex' tables } } syncGrips(t.addClass(SIGNATURE)); } } }; //bind resize event, to update grips position $(window).bind('resize.'+SIGNATURE, onResize); /** * The plugin is added to the jQuery library * @param {Object} options - an object that holds some basic customization values */ $.fn.extend({ colResizable: function(options) { var defaults = { //attributes: resizeMode: 'fit', //mode can be 'fit', 'flex' or 'overflow' draggingClass: 'JCLRgripDrag', //css-class used when a grip is being dragged (for visual feedback purposes) gripInnerHtml: '', //if it is required to use a custom grip it can be done using some custom HTML liveDrag: false, //enables table-layout updating while dragging minWidth: 15, //minimum width value in pixels allowed for a column headerOnly: false, //specifies that the size of the the column resizing anchors will be bounded to the size of the first row hoverCursor: "col-resize", //cursor to be used on grip hover dragCursor: "col-resize", //cursor to be used while dragging postbackSafe: false, //when it is enabled, table layout can persist after postback or page refresh. It requires browsers with sessionStorage support (it can be emulated with sessionStorage.js). flush: false, //when postbakSafe is enabled, and it is required to prevent layout restoration after postback, 'flush' will remove its associated layout data marginLeft: null, //in case the table contains any margins, colResizable needs to know the values used, e.g. "10%", "15em", "5px" ... marginRight: null, //in case the table contains any margins, colResizable needs to know the values used, e.g. "10%", "15em", "5px" ... disable: false, //disables all the enhancements performed in a previously colResized table partialRefresh: false, //can be used in combination with postbackSafe when the table is inside of an updatePanel, disabledColumns: [], //column indexes to be excluded removePadding: true, //for some uses (such as multiple range slider), it is advised to set this modifier to true, it will remove padding from the header cells. //events: onDrag: null, //callback function to be fired during the column resizing process if liveDrag is enabled onResize: null //callback function fired when the dragging process is over } var options = $.extend(defaults, options); //since now there are 3 different ways of resizing columns, I changed the external interface to make it clear //calling it 'resizeMode' but also to remove the "fixed" attribute which was confusing for many people options.fixed = true; options.overflow = false; switch(options.resizeMode){ case 'flex': options.fixed = false; break; case 'overflow': options.fixed = false; options.overflow = true; break; } return this.each(function() { init( this, options); }); } }); })(jQuery);
程式碼 colResizable-1.6.min.js
// colResizable 1.6 - a jQuery plugin by Alvaro Prieto Lauroba http://www.bacubacu.com/colresizable/
if(!Array.indexOf) { Array.prototype.indexOf = function(obj) { for(var i=0; i<this.length;i++){if(this[i]==obj){return i;}} return -1; }}
!function(t){var e,i=t(document),r=t("head"),o=null,s={},d=0,n="id",a="px",l="JColResizer",c="JCLRFlex",f=parseInt,h=Math,p=navigator.userAgent.indexOf("Trident/4.0")>0;try{e=sessionStorage}catch(g){}r.append("<style type='text/css'> .JColResizer{table-layout:fixed;} .JColResizer > tbody > tr > td, .JColResizer > tbody > tr > th{overflow:hidden} .JCLRgrips{ height:0px; position:relative;} .JCLRgrip{margin-left:-5px; position:absolute; z-index:5; } .JCLRgrip .JColResizer{position:absolute;background-color:red;filter:alpha(opacity=1);opacity:0;width:10px;height:100%;cursor: col-resize;top:0px} .JCLRLastGrip{position:absolute; width:1px; } .JCLRgripDrag{ border-left:1px dotted black; } .JCLRFlex{width:auto!important;} .JCLRgrip.JCLRdisabledGrip .JColResizer{cursor:default; display:none;}</style>");var u=function(e,i){var o=t(e);if(o.opt=i,o.mode=i.resizeMode,o.dc=o.opt.disabledColumns,o.opt.disable)return w(o);var a=o.id=o.attr(n)||l+d++;o.p=o.opt.postbackSafe,!o.is("table")||s[a]&&!o.opt.partialRefresh||("col-resize"!==o.opt.hoverCursor&&r.append("<style type='text/css'>.JCLRgrip .JColResizer:hover{cursor:"+o.opt.hoverCursor+"!important}</style>"),o.addClass(l).attr(n,a).before('<div class="JCLRgrips"/>'),o.g=[],o.c=[],o.w=o.width(),o.gc=o.prev(),o.f=o.opt.fixed,i.marginLeft&&o.gc.css("marginLeft",i.marginLeft),i.marginRight&&o.gc.css("marginRight",i.marginRight),o.cs=f(p?e.cellSpacing||e.currentStyle.borderSpacing:o.css("border-spacing"))||2,o.b=f(p?e.border||e.currentStyle.borderLeftWidth:o.css("border-left-width"))||1,s[a]=o,v(o))},w=function(t){var e=t.attr(n),t=s[e];t&&t.is("table")&&(t.removeClass(l+" "+c).gc.remove(),delete s[e])},v=function(i){var r=i.find(">thead>tr:first>th,>thead>tr:first>td");r.length||(r=i.find(">tbody>tr:first>th,>tr:first>th,>tbody>tr:first>td, >tr:first>td")),r=r.filter(":visible"),i.cg=i.find("col"),i.ln=r.length,i.p&&e&&e[i.id]&&m(i,r),r.each(function(e){var r=t(this),o=-1!=i.dc.indexOf(e),s=t(i.gc.append('<div class="JCLRgrip"></div>')[0].lastChild);s.append(o?"":i.opt.gripInnerHtml).append('<div class="'+l+'"></div>'),e==i.ln-1&&(s.addClass("JCLRLastGrip"),i.f&&s.html("")),s.bind("touchstart mousedown",J),o?s.addClass("JCLRdisabledGrip"):s.removeClass("JCLRdisabledGrip").bind("touchstart mousedown",J),s.t=i,s.i=e,s.c=r,r.w=r.width(),i.g.push(s),i.c.push(r),r.width(r.w).removeAttr("width"),s.data(l,{i:e,t:i.attr(n),last:e==i.ln-1})}),i.cg.removeAttr("width"),i.find("td, th").not(r).not("table th, table td").each(function(){t(this).removeAttr("width")}),i.f||i.removeAttr("width").addClass(c),C(i)},m=function(t,i){var r,o,s=0,d=0,n=[];if(i){if(t.cg.removeAttr("width"),t.opt.flush)return 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