GridView.js
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上传日期:2018-01-28
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中间件编程
开发平台:
JavaScript
- /*!
- * Ext JS Library 3.0.0
- * Copyright(c) 2006-2009 Ext JS, LLC
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
- /**
- * @class Ext.grid.GridView
- * @extends Ext.util.Observable
- * <p>This class encapsulates the user interface of an {@link Ext.grid.GridPanel}.
- * Methods of this class may be used to access user interface elements to enable
- * special display effects. Do not change the DOM structure of the user interface.</p>
- * <p>This class does not provide ways to manipulate the underlying data. The data
- * model of a Grid is held in an {@link Ext.data.Store}.</p>
- * @constructor
- * @param {Object} config
- */
- Ext.grid.GridView = function(config){
- Ext.apply(this, config);
- // These events are only used internally by the grid components
- this.addEvents(
- /**
- * @event beforerowremoved
- * Internal UI Event. Fired before a row is removed.
- * @param {Ext.grid.GridView} view
- * @param {Number} rowIndex The index of the row to be removed.
- * @param {Ext.data.Record} record The Record to be removed
- */
- "beforerowremoved",
- /**
- * @event beforerowsinserted
- * Internal UI Event. Fired before rows are inserted.
- * @param {Ext.grid.GridView} view
- * @param {Number} firstRow The index of the first row to be inserted.
- * @param {Number} lastRow The index of the last row to be inserted.
- */
- "beforerowsinserted",
- /**
- * @event beforerefresh
- * Internal UI Event. Fired before the view is refreshed.
- * @param {Ext.grid.GridView} view
- */
- "beforerefresh",
- /**
- * @event rowremoved
- * Internal UI Event. Fired after a row is removed.
- * @param {Ext.grid.GridView} view
- * @param {Number} rowIndex The index of the row that was removed.
- * @param {Ext.data.Record} record The Record that was removed
- */
- "rowremoved",
- /**
- * @event rowsinserted
- * Internal UI Event. Fired after rows are inserted.
- * @param {Ext.grid.GridView} view
- * @param {Number} firstRow The index of the first inserted.
- * @param {Number} lastRow The index of the last row inserted.
- */
- "rowsinserted",
- /**
- * @event rowupdated
- * Internal UI Event. Fired after a row has been updated.
- * @param {Ext.grid.GridView} view
- * @param {Number} firstRow The index of the row updated.
- * @param {Ext.data.record} record The Record backing the row updated.
- */
- "rowupdated",
- /**
- * @event refresh
- * Internal UI Event. Fired after the GridView's body has been refreshed.
- * @param {Ext.grid.GridView} view
- */
- "refresh"
- );
- Ext.grid.GridView.superclass.constructor.call(this);
- };
- Ext.extend(Ext.grid.GridView, Ext.util.Observable, {
- /**
- * Override this function to apply custom CSS classes to rows during rendering. You can also supply custom
- * parameters to the row template for the current row to customize how it is rendered using the <b>rowParams</b>
- * parameter. This function should return the CSS class name (or empty string '' for none) that will be added
- * to the row's wrapping div. To apply multiple class names, simply return them space-delimited within the string
- * (e.g., 'my-class another-class'). Example usage:
- <pre><code>
- viewConfig: {
- forceFit: true,
- showPreview: true, // custom property
- enableRowBody: true, // required to create a second, full-width row to show expanded Record data
- getRowClass: function(record, rowIndex, rp, ds){ // rp = rowParams
- if(this.showPreview){
- rp.body = '<p>'+record.data.excerpt+'</p>';
- return 'x-grid3-row-expanded';
- }
- return 'x-grid3-row-collapsed';
- }
- },
- </code></pre>
- * @param {Record} record The {@link Ext.data.Record} corresponding to the current row.
- * @param {Number} index The row index.
- * @param {Object} rowParams A config object that is passed to the row template during rendering that allows
- * customization of various aspects of a grid row.
- * <p>If {@link #enableRowBody} is configured <b><tt></tt>true</b>, then the following properties may be set
- * by this function, and will be used to render a full-width expansion row below each grid row:</p>
- * <ul>
- * <li><code>body</code> : String <div class="sub-desc">An HTML fragment to be used as the expansion row's body content (defaults to '').</div></li>
- * <li><code>bodyStyle</code> : String <div class="sub-desc">A CSS style specification that will be applied to the expansion row's <tr> element. (defaults to '').</div></li>
- * </ul>
- * The following property will be passed in, and may be appended to:
- * <ul>
- * <li><code>tstyle</code> : String <div class="sub-desc">A CSS style specification that willl be applied to the <table> element which encapsulates
- * both the standard grid row, and any expansion row.</div></li>
- * </ul>
- * @param {Store} store The {@link Ext.data.Store} this grid is bound to
- * @method getRowClass
- * @return {String} a CSS class name to add to the row.
- */
- /**
- * @cfg {Boolean} enableRowBody True to add a second TR element per row that can be used to provide a row body
- * that spans beneath the data row. Use the {@link #getRowClass} method's rowParams config to customize the row body.
- */
- /**
- * @cfg {String} emptyText Default text (html tags are accepted) to display in the grid body when no rows
- * are available (defaults to ''). This value will be used to update the <tt>{@link #mainBody}</tt>:
- <pre><code>
- this.mainBody.update('<div class="x-grid-empty">' + this.emptyText + '</div>');
- </code></pre>
- */
- /**
- * @cfg {Boolean} headersDisabled True to disable the grid column headers (defaults to <tt>false</tt>).
- * Use the {@link Ext.grid.ColumnModel ColumnModel} <tt>{@link Ext.grid.ColumnModel#menuDisabled menuDisabled}</tt>
- * config to disable the <i>menu</i> for individual columns. While this config is true the
- * following will be disabled:<div class="mdetail-params"><ul>
- * <li>clicking on header to sort</li>
- * <li>the trigger to reveal the menu.</li>
- * </ul></div>
- */
- /**
- * <p>A customized implementation of a {@link Ext.dd.DragZone DragZone} which provides default implementations
- * of the template methods of DragZone to enable dragging of the selected rows of a GridPanel.
- * See {@link Ext.grid.GridDragZone} for details.</p>
- * <p>This will <b>only</b> be present:<div class="mdetail-params"><ul>
- * <li><i>if</i> the owning GridPanel was configured with {@link Ext.grid.GridPanel#enableDragDrop enableDragDrop}: <tt>true</tt>.</li>
- * <li><i>after</i> the owning GridPanel has been rendered.</li>
- * </ul></div>
- * @property dragZone
- * @type {Ext.grid.GridDragZone}
- */
- /**
- * @cfg {Boolean} deferEmptyText True to defer <tt>{@link #emptyText}</tt> being applied until the store's
- * first load (defaults to <tt>true</tt>).
- */
- deferEmptyText : true,
- /**
- * @cfg {Number} scrollOffset The amount of space to reserve for the vertical scrollbar
- * (defaults to <tt>19</tt> pixels).
- */
- scrollOffset : 19,
- /**
- * @cfg {Boolean} autoFill
- * Defaults to <tt>false</tt>. Specify <tt>true</tt> to have the column widths re-proportioned
- * when the grid is <b>initially rendered</b>. The
- * {@link Ext.grid.Column#width initially configured width}</tt> of each column will be adjusted
- * to fit the grid width and prevent horizontal scrolling. If columns are later resized (manually
- * or programmatically), the other columns in the grid will <b>not</b> be resized to fit the grid width.
- * See <tt>{@link #forceFit}</tt> also.
- */
- autoFill : false,
- /**
- * @cfg {Boolean} forceFit
- * Defaults to <tt>false</tt>. Specify <tt>true</tt> to have the column widths re-proportioned
- * at <b>all times</b>. The {@link Ext.grid.Column#width initially configured width}</tt> of each
- * column will be adjusted to fit the grid width and prevent horizontal scrolling. If columns are
- * later resized (manually or programmatically), the other columns in the grid <b>will</b> be resized
- * to fit the grid width. See <tt>{@link #autoFill}</tt> also.
- */
- forceFit : false,
- /**
- * @cfg {Array} sortClasses The CSS classes applied to a header when it is sorted. (defaults to <tt>["sort-asc", "sort-desc"]</tt>)
- */
- sortClasses : ["sort-asc", "sort-desc"],
- /**
- * @cfg {String} sortAscText The text displayed in the "Sort Ascending" menu item (defaults to <tt>"Sort Ascending"</tt>)
- */
- sortAscText : "Sort Ascending",
- /**
- * @cfg {String} sortDescText The text displayed in the "Sort Descending" menu item (defaults to <tt>"Sort Descending"</tt>)
- */
- sortDescText : "Sort Descending",
- /**
- * @cfg {String} columnsText The text displayed in the "Columns" menu item (defaults to <tt>"Columns"</tt>)
- */
- columnsText : "Columns",
- /**
- * @cfg {String} selectedRowClass The CSS class applied to a selected row (defaults to <tt>"x-grid3-row-selected"</tt>). An
- * example overriding the default styling:
- <pre><code>
- .x-grid3-row-selected {background-color: yellow;}
- </code></pre>
- * Note that this only controls the row, and will not do anything for the text inside it. To style inner
- * facets (like text) use something like:
- <pre><code>
- .x-grid3-row-selected .x-grid3-cell-inner {
- color: #FFCC00;
- }
- </code></pre>
- * @type String
- */
- selectedRowClass : "x-grid3-row-selected",
- // private
- borderWidth : 2,
- tdClass : 'x-grid3-cell',
- hdCls : 'x-grid3-hd',
- markDirty : true,
- /**
- * @cfg {Number} cellSelectorDepth The number of levels to search for cells in event delegation (defaults to <tt>4</tt>)
- */
- cellSelectorDepth : 4,
- /**
- * @cfg {Number} rowSelectorDepth The number of levels to search for rows in event delegation (defaults to <tt>10</tt>)
- */
- rowSelectorDepth : 10,
- /**
- * @cfg {String} cellSelector The selector used to find cells internally (defaults to <tt>'td.x-grid3-cell'</tt>)
- */
- cellSelector : 'td.x-grid3-cell',
- /**
- * @cfg {String} rowSelector The selector used to find rows internally (defaults to <tt>'div.x-grid3-row'</tt>)
- */
- rowSelector : 'div.x-grid3-row',
- // private
- firstRowCls: 'x-grid3-row-first',
- lastRowCls: 'x-grid3-row-last',
- rowClsRe: /(?:^|s+)x-grid3-row-(first|last|alt)(?:s+|$)/g,
- /* -------------------------------- UI Specific ----------------------------- */
- // private
- initTemplates : function(){
- var ts = this.templates || {};
- if(!ts.master){
- ts.master = new Ext.Template(
- '<div class="x-grid3" hidefocus="true">',
- '<div class="x-grid3-viewport">',
- '<div class="x-grid3-header"><div class="x-grid3-header-inner"><div class="x-grid3-header-offset" style="{ostyle}">{header}</div></div><div class="x-clear"></div></div>',
- '<div class="x-grid3-scroller"><div class="x-grid3-body" style="{bstyle}">{body}</div><a href="#" class="x-grid3-focus" tabIndex="-1"></a></div>',
- '</div>',
- '<div class="x-grid3-resize-marker"> </div>',
- '<div class="x-grid3-resize-proxy"> </div>',
- '</div>'
- );
- }
- if(!ts.header){
- ts.header = new Ext.Template(
- '<table border="0" cellspacing="0" cellpadding="0" style="{tstyle}">',
- '<thead><tr class="x-grid3-hd-row">{cells}</tr></thead>',
- '</table>'
- );
- }
- if(!ts.hcell){
- ts.hcell = new Ext.Template(
- '<td class="x-grid3-hd x-grid3-cell x-grid3-td-{id} {css}" style="{style}"><div {tooltip} {attr} class="x-grid3-hd-inner x-grid3-hd-{id}" unselectable="on" style="{istyle}">', this.grid.enableHdMenu ? '<a class="x-grid3-hd-btn" href="#"></a>' : '',
- '{value}<img class="x-grid3-sort-icon" src="', Ext.BLANK_IMAGE_URL, '" />',
- '</div></td>'
- );
- }
- if(!ts.body){
- ts.body = new Ext.Template('{rows}');
- }
- if(!ts.row){
- ts.row = new Ext.Template(
- '<div class="x-grid3-row {alt}" style="{tstyle}"><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></div>'
- );
- }
- if(!ts.cell){
- ts.cell = new Ext.Template(
- '<td class="x-grid3-col x-grid3-cell x-grid3-td-{id} {css}" style="{style}" tabIndex="0" {cellAttr}>',
- '<div class="x-grid3-cell-inner x-grid3-col-{id}" unselectable="on" {attr}>{value}</div>',
- '</td>'
- );
- }
- for(var k in ts){
- var t = ts[k];
- if(t && typeof t.compile == 'function' && !t.compiled){
- t.disableFormats = true;
- t.compile();
- }
- }
- this.templates = ts;
- this.colRe = new RegExp("x-grid3-td-([^\s]+)", "");
- },
- // private
- fly : function(el){
- if(!this._flyweight){
- this._flyweight = new Ext.Element.Flyweight(document.body);
- }
- this._flyweight.dom = el;
- return this._flyweight;
- },
- // private
- getEditorParent : function(){
- return this.scroller.dom;
- },
- // private
- initElements : function(){
- var E = Ext.Element;
- var el = this.grid.getGridEl().dom.firstChild;
- var cs = el.childNodes;
- this.el = new E(el);
- this.mainWrap = new E(cs[0]);
- this.mainHd = new E(this.mainWrap.dom.firstChild);
- if(this.grid.hideHeaders){
- this.mainHd.setDisplayed(false);
- }
- this.innerHd = this.mainHd.dom.firstChild;
- this.scroller = new E(this.mainWrap.dom.childNodes[1]);
- if(this.forceFit){
- this.scroller.setStyle('overflow-x', 'hidden');
- }
- /**
- * <i>Read-only</i>. The GridView's body Element which encapsulates all rows in the Grid.
- * This {@link Ext.Element Element} is only available after the GridPanel has been rendered.
- * @type Ext.Element
- * @property mainBody
- */
- this.mainBody = new E(this.scroller.dom.firstChild);
- this.focusEl = new E(this.scroller.dom.childNodes[1]);
- this.focusEl.swallowEvent("click", true);
- this.resizeMarker = new E(cs[1]);
- this.resizeProxy = new E(cs[2]);
- },
- // private
- getRows : function(){
- return this.hasRows() ? this.mainBody.dom.childNodes : [];
- },
- // finder methods, used with delegation
- // private
- findCell : function(el){
- if(!el){
- return false;
- }
- return this.fly(el).findParent(this.cellSelector, this.cellSelectorDepth);
- },
- /**
- * <p>Return the index of the grid column which contains the passed element.</p>
- * See also {@link #findRowIndex}
- * @param {Element} el The target element
- * @return The column index, or <b>false</b> if the target element is not within a row of this GridView.
- */
- findCellIndex : function(el, requiredCls){
- var cell = this.findCell(el);
- if(cell && (!requiredCls || this.fly(cell).hasClass(requiredCls))){
- return this.getCellIndex(cell);
- }
- return false;
- },
- // private
- getCellIndex : function(el){
- if(el){
- var m = el.className.match(this.colRe);
- if(m && m[1]){
- return this.cm.getIndexById(m[1]);
- }
- }
- return false;
- },
- // private
- findHeaderCell : function(el){
- var cell = this.findCell(el);
- return cell && this.fly(cell).hasClass(this.hdCls) ? cell : null;
- },
- // private
- findHeaderIndex : function(el){
- return this.findCellIndex(el, this.hdCls);
- },
- /**
- * Return the HtmlElement representing the grid row which contains the passed element.
- * @param {Element} el The target element
- * @return The row element, or null if the target element is not within a row of this GridView.
- */
- findRow : function(el){
- if(!el){
- return false;
- }
- return this.fly(el).findParent(this.rowSelector, this.rowSelectorDepth);
- },
- /**
- * <p>Return the index of the grid row which contains the passed element.</p>
- * See also {@link #findCellIndex}
- * @param {Element} el The target element
- * @return The row index, or <b>false</b> if the target element is not within a row of this GridView.
- */
- findRowIndex : function(el){
- var r = this.findRow(el);
- return r ? r.rowIndex : false;
- },
- // getter methods for fetching elements dynamically in the grid
- /**
- * Return the <tt><div></tt> HtmlElement which represents a Grid row for the specified index.
- * @param {Number} index The row index
- * @return {HtmlElement} The div element.
- */
- getRow : function(row){
- return this.getRows()[row];
- },
- /**
- * Returns the grid's <tt><td></tt> HtmlElement at the specified coordinates.
- * @param {Number} row The row index in which to find the cell.
- * @param {Number} col The column index of the cell.
- * @return {HtmlElement} The td at the specified coordinates.
- */
- getCell : function(row, col){
- return this.getRow(row).getElementsByTagName('td')[col];
- },
- /**
- * Return the <tt><td></tt> HtmlElement which represents the Grid's header cell for the specified column index.
- * @param {Number} index The column index
- * @return {HtmlElement} The td element.
- */
- getHeaderCell : function(index){
- return this.mainHd.dom.getElementsByTagName('td')[index];
- },
- // manipulating elements
- // private - use getRowClass to apply custom row classes
- addRowClass : function(row, cls){
- var r = this.getRow(row);
- if(r){
- this.fly(r).addClass(cls);
- }
- },
- // private
- removeRowClass : function(row, cls){
- var r = this.getRow(row);
- if(r){
- this.fly(r).removeClass(cls);
- }
- },
- // private
- removeRow : function(row){
- Ext.removeNode(this.getRow(row));
- this.syncFocusEl(row);
- },
- // private
- removeRows : function(firstRow, lastRow){
- var bd = this.mainBody.dom;
- for(var rowIndex = firstRow; rowIndex <= lastRow; rowIndex++){
- Ext.removeNode(bd.childNodes[firstRow]);
- }
- this.syncFocusEl(firstRow);
- },
- // scrolling stuff
- // private
- getScrollState : function(){
- var sb = this.scroller.dom;
- return {left: sb.scrollLeft, top: sb.scrollTop};
- },
- // private
- restoreScroll : function(state){
- var sb = this.scroller.dom;
- sb.scrollLeft = state.left;
- sb.scrollTop = state.top;
- },
- /**
- * Scrolls the grid to the top
- */
- scrollToTop : function(){
- this.scroller.dom.scrollTop = 0;
- this.scroller.dom.scrollLeft = 0;
- },
- // private
- syncScroll : function(){
- this.syncHeaderScroll();
- var mb = this.scroller.dom;
- this.grid.fireEvent("bodyscroll", mb.scrollLeft, mb.scrollTop);
- },
- // private
- syncHeaderScroll : function(){
- var mb = this.scroller.dom;
- this.innerHd.scrollLeft = mb.scrollLeft;
- this.innerHd.scrollLeft = mb.scrollLeft; // second time for IE (1/2 time first fails, other browsers ignore)
- },
- // private
- updateSortIcon : function(col, dir){
- var sc = this.sortClasses;
- var hds = this.mainHd.select('td').removeClass(sc);
- hds.item(col).addClass(sc[dir == "DESC" ? 1 : 0]);
- },
- // private
- updateAllColumnWidths : function(){
- var tw = this.getTotalWidth(),
- clen = this.cm.getColumnCount(),
- ws = [],
- len,
- i;
- for(i = 0; i < clen; i++){
- ws[i] = this.getColumnWidth(i);
- }
- this.innerHd.firstChild.style.width = this.getOffsetWidth();
- this.innerHd.firstChild.firstChild.style.width = tw;
- this.mainBody.dom.style.width = tw;
- for(i = 0; i < clen; i++){
- var hd = this.getHeaderCell(i);
- hd.style.width = ws[i];
- }
- var ns = this.getRows(), row, trow;
- for(i = 0, len = ns.length; i < len; i++){
- row = ns[i];
- row.style.width = tw;
- if(row.firstChild){
- row.firstChild.style.width = tw;
- trow = row.firstChild.rows[0];
- for (var j = 0; j < clen; j++) {
- trow.childNodes[j].style.width = ws[j];
- }
- }
- }
- this.onAllColumnWidthsUpdated(ws, tw);
- },
- // private
- updateColumnWidth : function(col, width){
- var w = this.getColumnWidth(col);
- var tw = this.getTotalWidth();
- this.innerHd.firstChild.style.width = this.getOffsetWidth();
- this.innerHd.firstChild.firstChild.style.width = tw;
- this.mainBody.dom.style.width = tw;
- var hd = this.getHeaderCell(col);
- hd.style.width = w;
- var ns = this.getRows(), row;
- for(var i = 0, len = ns.length; i < len; i++){
- row = ns[i];
- row.style.width = tw;
- if(row.firstChild){
- row.firstChild.style.width = tw;
- row.firstChild.rows[0].childNodes[col].style.width = w;
- }
- }
- this.onColumnWidthUpdated(col, w, tw);
- },
- // private
- updateColumnHidden : function(col, hidden){
- var tw = this.getTotalWidth();
- this.innerHd.firstChild.style.width = this.getOffsetWidth();
- this.innerHd.firstChild.firstChild.style.width = tw;
- this.mainBody.dom.style.width = tw;
- var display = hidden ? 'none' : '';
- var hd = this.getHeaderCell(col);
- hd.style.display = display;
- var ns = this.getRows(), row;
- for(var i = 0, len = ns.length; i < len; i++){
- row = ns[i];
- row.style.width = tw;
- if(row.firstChild){
- row.firstChild.style.width = tw;
- row.firstChild.rows[0].childNodes[col].style.display = display;
- }
- }
- this.onColumnHiddenUpdated(col, hidden, tw);
- delete this.lastViewWidth; // force recalc
- this.layout();
- },
- // private
- doRender : function(cs, rs, ds, startRow, colCount, stripe){
- var ts = this.templates, ct = ts.cell, rt = ts.row, last = colCount-1;
- var tstyle = 'width:'+this.getTotalWidth()+';';
- // buffers
- var buf = [], cb, c, p = {}, rp = {tstyle: tstyle}, r;
- for(var j = 0, len = rs.length; j < len; j++){
- r = rs[j]; cb = [];
- var rowIndex = (j+startRow);
- for(var i = 0; i < colCount; i++){
- c = cs[i];
- p.id = c.id;
- p.css = i === 0 ? 'x-grid3-cell-first ' : (i == last ? 'x-grid3-cell-last ' : '');
- p.attr = p.cellAttr = "";
- p.value = c.renderer(r.data[c.name], p, r, rowIndex, i, ds);
- p.style = c.style;
- if(Ext.isEmpty(p.value)){
- p.value = " ";
- }
- if(this.markDirty && r.dirty && typeof r.modified[c.name] !== 'undefined'){
- p.css += ' x-grid3-dirty-cell';
- }
- cb[cb.length] = ct.apply(p);
- }
- var alt = [];
- if(stripe && ((rowIndex+1) % 2 === 0)){
- alt[0] = "x-grid3-row-alt";
- }
- if(r.dirty){
- alt[1] = " x-grid3-dirty-row";
- }
- rp.cols = colCount;
- if(this.getRowClass){
- alt[2] = this.getRowClass(r, rowIndex, rp, ds);
- }
- rp.alt = alt.join(" ");
- rp.cells = cb.join("");
- buf[buf.length] = rt.apply(rp);
- }
- return buf.join("");
- },
- // private
- processRows : function(startRow, skipStripe){
- if(!this.ds || this.ds.getCount() < 1){
- return;
- }
- var rows = this.getRows();
- skipStripe = skipStripe || !this.grid.stripeRows;
- startRow = startRow || 0;
- Ext.each(rows, function(row, idx){
- row.rowIndex = idx;
- row.className = row.className.replace(this.rowClsRe, ' ');
- if (!skipStripe && (idx + 1) % 2 === 0) {
- row.className += ' x-grid3-row-alt';
- }
- });
- // add first/last-row classes
- if(startRow === 0){
- Ext.fly(rows[0]).addClass(this.firstRowCls);
- }
- Ext.fly(rows[rows.length - 1]).addClass(this.lastRowCls);
- },
- afterRender : function(){
- if(!this.ds || !this.cm){
- return;
- }
- this.mainBody.dom.innerHTML = this.renderRows() || ' ';
- this.processRows(0, true);
- if(this.deferEmptyText !== true){
- this.applyEmptyText();
- }
- },
- // private
- renderUI : function(){
- var header = this.renderHeaders();
- var body = this.templates.body.apply({rows:' '});
- var html = this.templates.master.apply({
- body: body,
- header: header,
- ostyle: 'width:'+this.getOffsetWidth()+';',
- bstyle: 'width:'+this.getTotalWidth()+';'
- });
- var g = this.grid;
- g.getGridEl().dom.innerHTML = html;
- this.initElements();
- // get mousedowns early
- Ext.fly(this.innerHd).on("click", this.handleHdDown, this);
- this.mainHd.on({
- scope: this,
- mouseover: this.handleHdOver,
- mouseout: this.handleHdOut,
- mousemove: this.handleHdMove
- });
- this.scroller.on('scroll', this.syncScroll, this);
- if(g.enableColumnResize !== false){
- this.splitZone = new Ext.grid.GridView.SplitDragZone(g, this.mainHd.dom);
- }
- if(g.enableColumnMove){
- this.columnDrag = new Ext.grid.GridView.ColumnDragZone(g, this.innerHd);
- this.columnDrop = new Ext.grid.HeaderDropZone(g, this.mainHd.dom);
- }
- if(g.enableHdMenu !== false){
- this.hmenu = new Ext.menu.Menu({id: g.id + "-hctx"});
- this.hmenu.add(
- {itemId:"asc", text: this.sortAscText, cls: "xg-hmenu-sort-asc"},
- {itemId:"desc", text: this.sortDescText, cls: "xg-hmenu-sort-desc"}
- );
- if(g.enableColumnHide !== false){
- this.colMenu = new Ext.menu.Menu({id:g.id + "-hcols-menu"});
- this.colMenu.on({
- scope: this,
- beforeshow: this.beforeColMenuShow,
- itemclick: this.handleHdMenuClick
- });
- this.hmenu.add('-', {
- itemId:"columns",
- hideOnClick: false,
- text: this.columnsText,
- menu: this.colMenu,
- iconCls: 'x-cols-icon'
- });
- }
- this.hmenu.on("itemclick", this.handleHdMenuClick, this);
- }
- if(g.trackMouseOver){
- this.mainBody.on({
- scope: this,
- mouseover: this.onRowOver,
- mouseout: this.onRowOut
- });
- }
- if(g.enableDragDrop || g.enableDrag){
- this.dragZone = new Ext.grid.GridDragZone(g, {
- ddGroup : g.ddGroup || 'GridDD'
- });
- }
- this.updateHeaderSortState();
- },
- // private
- layout : function(){
- if(!this.mainBody){
- return; // not rendered
- }
- var g = this.grid;
- var c = g.getGridEl();
- var csize = c.getSize(true);
- var vw = csize.width;
- if(!g.hideHeaders && (vw < 20 || csize.height < 20)){ // display: none?
- return;
- }
- if(g.autoHeight){
- this.scroller.dom.style.overflow = 'visible';
- if(Ext.isWebKit){
- this.scroller.dom.style.position = 'static';
- }
- }else{
- this.el.setSize(csize.width, csize.height);
- var hdHeight = this.mainHd.getHeight();
- var vh = csize.height - (hdHeight);
- this.scroller.setSize(vw, vh);
- if(this.innerHd){
- this.innerHd.style.width = (vw)+'px';
- }
- }
- if(this.forceFit){
- if(this.lastViewWidth != vw){
- this.fitColumns(false, false);
- this.lastViewWidth = vw;
- }
- }else {
- this.autoExpand();
- this.syncHeaderScroll();
- }
- this.onLayout(vw, vh);
- },
- // template functions for subclasses and plugins
- // these functions include precalculated values
- onLayout : function(vw, vh){
- // do nothing
- },
- onColumnWidthUpdated : function(col, w, tw){
- //template method
- },
- onAllColumnWidthsUpdated : function(ws, tw){
- //template method
- },
- onColumnHiddenUpdated : function(col, hidden, tw){
- // template method
- },
- updateColumnText : function(col, text){
- // template method
- },
- afterMove : function(colIndex){
- // template method
- },
- /* ----------------------------------- Core Specific -------------------------------------------*/
- // private
- init : function(grid){
- this.grid = grid;
- this.initTemplates();
- this.initData(grid.store, grid.colModel);
- this.initUI(grid);
- },
- // private
- getColumnId : function(index){
- return this.cm.getColumnId(index);
- },
- // private
- getOffsetWidth : function() {
- return (this.cm.getTotalWidth() + this.scrollOffset) + 'px';
- },
- // private
- renderHeaders : function(){
- var cm = this.cm,
- ts = this.templates,
- ct = ts.hcell,
- cb = [],
- p = {},
- len = cm.getColumnCount(),
- last = len - 1;
- for(var i = 0; i < len; i++){
- p.id = cm.getColumnId(i);
- p.value = cm.getColumnHeader(i) || "";
- p.style = this.getColumnStyle(i, true);
- p.tooltip = this.getColumnTooltip(i);
- p.css = i === 0 ? 'x-grid3-cell-first ' : (i == last ? 'x-grid3-cell-last ' : '');
- if(cm.config[i].align == 'right'){
- p.istyle = 'padding-right:16px';
- } else {
- delete p.istyle;
- }
- cb[cb.length] = ct.apply(p);
- }
- return ts.header.apply({cells: cb.join(""), tstyle:'width:'+this.getTotalWidth()+';'});
- },
- // private
- getColumnTooltip : function(i){
- var tt = this.cm.getColumnTooltip(i);
- if(tt){
- if(Ext.QuickTips.isEnabled()){
- return 'ext:qtip="'+tt+'"';
- }else{
- return 'title="'+tt+'"';
- }
- }
- return "";
- },
- // private
- beforeUpdate : function(){
- this.grid.stopEditing(true);
- },
- // private
- updateHeaders : function(){
- this.innerHd.firstChild.innerHTML = this.renderHeaders();
- this.innerHd.firstChild.style.width = this.getOffsetWidth();
- this.innerHd.firstChild.firstChild.style.width = this.getTotalWidth();
- },
- /**
- * Focuses the specified row.
- * @param {Number} row The row index
- */
- focusRow : function(row){
- this.focusCell(row, 0, false);
- },
- /**
- * Focuses the specified cell.
- * @param {Number} row The row index
- * @param {Number} col The column index
- */
- focusCell : function(row, col, hscroll){
- this.syncFocusEl(this.ensureVisible(row, col, hscroll));
- if(Ext.isGecko){
- this.focusEl.focus();
- }else{
- this.focusEl.focus.defer(1, this.focusEl);
- }
- },
- resolveCell : function(row, col, hscroll){
- if(typeof row != "number"){
- row = row.rowIndex;
- }
- if(!this.ds){
- return null;
- }
- if(row < 0 || row >= this.ds.getCount()){
- return null;
- }
- col = (col !== undefined ? col : 0);
- var rowEl = this.getRow(row),
- cm = this.cm,
- colCount = cm.getColumnCount(),
- cellEl;
- if(!(hscroll === false && col === 0)){
- while(col < colCount && cm.isHidden(col)){
- col++;
- }
- cellEl = this.getCell(row, col);
- }
- return {row: rowEl, cell: cellEl};
- },
- getResolvedXY : function(resolved){
- if(!resolved){
- return null;
- }
- var s = this.scroller.dom, c = resolved.cell, r = resolved.row;
- return c ? Ext.fly(c).getXY() : [this.el.getX(), Ext.fly(r).getY()];
- },
- syncFocusEl : function(row, col, hscroll){
- var xy = row;
- if(!Ext.isArray(xy)){
- row = Math.min(row, Math.max(0, this.getRows().length-1));
- xy = this.getResolvedXY(this.resolveCell(row, col, hscroll));
- }
- this.focusEl.setXY(xy||this.scroller.getXY());
- },
- ensureVisible : function(row, col, hscroll){
- var resolved = this.resolveCell(row, col, hscroll);
- if(!resolved || !resolved.row){
- return;
- }
- var rowEl = resolved.row,
- cellEl = resolved.cell,
- c = this.scroller.dom,
- ctop = 0,
- p = rowEl,
- stop = this.el.dom;
- while(p && p != stop){
- ctop += p.offsetTop;
- p = p.offsetParent;
- }
- ctop -= this.mainHd.dom.offsetHeight;
- var cbot = ctop + rowEl.offsetHeight,
- ch = c.clientHeight,
- sbot = stop + ch;
- stop = parseInt(c.scrollTop, 10);
- if(ctop < stop){
- c.scrollTop = ctop;
- }else if(cbot > sbot){
- c.scrollTop = cbot-ch;
- }
- if(hscroll !== false){
- var cleft = parseInt(cellEl.offsetLeft, 10);
- var cright = cleft + cellEl.offsetWidth;
- var sleft = parseInt(c.scrollLeft, 10);
- var sright = sleft + c.clientWidth;
- if(cleft < sleft){
- c.scrollLeft = cleft;
- }else if(cright > sright){
- c.scrollLeft = cright-c.clientWidth;
- }
- }
- return this.getResolvedXY(resolved);
- },
- // private
- insertRows : function(dm, firstRow, lastRow, isUpdate){
- var last = dm.getCount() - 1;
- if(!isUpdate && firstRow === 0 && lastRow >= last){
- this.refresh();
- }else{
- if(!isUpdate){
- this.fireEvent("beforerowsinserted", this, firstRow, lastRow);
- }
- var html = this.renderRows(firstRow, lastRow),
- before = this.getRow(firstRow);
- if(before){
- if(firstRow === 0){
- Ext.fly(this.getRow(0)).removeClass(this.firstRowCls);
- }
- Ext.DomHelper.insertHtml('beforeBegin', before, html);
- }else{
- var r = this.getRow(last - 1);
- if(r){
- Ext.fly(r).removeClass(this.lastRowCls);
- }
- Ext.DomHelper.insertHtml('beforeEnd', this.mainBody.dom, html);
- }
- if(!isUpdate){
- this.fireEvent("rowsinserted", this, firstRow, lastRow);
- this.processRows(firstRow);
- }else if(firstRow === 0 || firstRow >= last){
- //ensure first/last row is kept after an update.
- Ext.fly(this.getRow(firstRow)).addClass(firstRow === 0 ? this.firstRowCls : this.lastRowCls);
- }
- }
- this.syncFocusEl(firstRow);
- },
- // private
- deleteRows : function(dm, firstRow, lastRow){
- if(dm.getRowCount()<1){
- this.refresh();
- }else{
- this.fireEvent("beforerowsdeleted", this, firstRow, lastRow);
- this.removeRows(firstRow, lastRow);
- this.processRows(firstRow);
- this.fireEvent("rowsdeleted", this, firstRow, lastRow);
- }
- },
- // private
- getColumnStyle : function(col, isHeader){
- var style = !isHeader ? (this.cm.config[col].css || '') : '';
- style += 'width:'+this.getColumnWidth(col)+';';
- if(this.cm.isHidden(col)){
- style += 'display:none;';
- }
- var align = this.cm.config[col].align;
- if(align){
- style += 'text-align:'+align+';';
- }
- return style;
- },
- // private
- getColumnWidth : function(col){
- var w = this.cm.getColumnWidth(col);
- if(typeof w == 'number'){
- return (Ext.isBorderBox ? w : (w-this.borderWidth > 0 ? w-this.borderWidth:0)) + 'px';
- }
- return w;
- },
- // private
- getTotalWidth : function(){
- return this.cm.getTotalWidth()+'px';
- },
- // private
- fitColumns : function(preventRefresh, onlyExpand, omitColumn){
- var cm = this.cm, i;
- var tw = cm.getTotalWidth(false);
- var aw = this.grid.getGridEl().getWidth(true)-this.scrollOffset;
- if(aw < 20){ // not initialized, so don't screw up the default widths
- return;
- }
- var extra = aw - tw;
- if(extra === 0){
- return false;
- }
- var vc = cm.getColumnCount(true);
- var ac = vc-(typeof omitColumn == 'number' ? 1 : 0);
- if(ac === 0){
- ac = 1;
- omitColumn = undefined;
- }
- var colCount = cm.getColumnCount();
- var cols = [];
- var extraCol = 0;
- var width = 0;
- var w;
- for (i = 0; i < colCount; i++){
- if(!cm.isHidden(i) && !cm.isFixed(i) && i !== omitColumn){
- w = cm.getColumnWidth(i);
- cols.push(i);
- extraCol = i;
- cols.push(w);
- width += w;
- }
- }
- var frac = (aw - cm.getTotalWidth())/width;
- while (cols.length){
- w = cols.pop();
- i = cols.pop();
- cm.setColumnWidth(i, Math.max(this.grid.minColumnWidth, Math.floor(w + w*frac)), true);
- }
- if((tw = cm.getTotalWidth(false)) > aw){
- var adjustCol = ac != vc ? omitColumn : extraCol;
- cm.setColumnWidth(adjustCol, Math.max(1,
- cm.getColumnWidth(adjustCol)- (tw-aw)), true);
- }
- if(preventRefresh !== true){
- this.updateAllColumnWidths();
- }
- return true;
- },
- // private
- autoExpand : function(preventUpdate){
- var g = this.grid, cm = this.cm;
- if(!this.userResized && g.autoExpandColumn){
- var tw = cm.getTotalWidth(false);
- var aw = this.grid.getGridEl().getWidth(true)-this.scrollOffset;
- if(tw != aw){
- var ci = cm.getIndexById(g.autoExpandColumn);
- var currentWidth = cm.getColumnWidth(ci);
- var cw = Math.min(Math.max(((aw-tw)+currentWidth), g.autoExpandMin), g.autoExpandMax);
- if(cw != currentWidth){
- cm.setColumnWidth(ci, cw, true);
- if(preventUpdate !== true){
- this.updateColumnWidth(ci, cw);
- }
- }
- }
- }
- },
- // private
- getColumnData : function(){
- // build a map for all the columns
- var cs = [], cm = this.cm, colCount = cm.getColumnCount();
- for(var i = 0; i < colCount; i++){
- var name = cm.getDataIndex(i);
- cs[i] = {
- name : (typeof name == 'undefined' ? this.ds.fields.get(i).name : name),
- renderer : cm.getRenderer(i),
- id : cm.getColumnId(i),
- style : this.getColumnStyle(i)
- };
- }
- return cs;
- },
- // private
- renderRows : function(startRow, endRow){
- // pull in all the crap needed to render rows
- var g = this.grid, cm = g.colModel, ds = g.store, stripe = g.stripeRows;
- var colCount = cm.getColumnCount();
- if(ds.getCount() < 1){
- return "";
- }
- var cs = this.getColumnData();
- startRow = startRow || 0;
- endRow = typeof endRow == "undefined"? ds.getCount()-1 : endRow;
- // records to render
- var rs = ds.getRange(startRow, endRow);
- return this.doRender(cs, rs, ds, startRow, colCount, stripe);
- },
- // private
- renderBody : function(){
- var markup = this.renderRows() || ' ';
- return this.templates.body.apply({rows: markup});
- },
- // private
- refreshRow : function(record){
- var ds = this.ds, index;
- if(typeof record == 'number'){
- index = record;
- record = ds.getAt(index);
- if(!record){
- return;
- }
- }else{
- index = ds.indexOf(record);
- if(index < 0){
- return;
- }
- }
- this.insertRows(ds, index, index, true);
- this.getRow(index).rowIndex = index;
- this.onRemove(ds, record, index+1, true);
- this.fireEvent("rowupdated", this, index, record);
- },
- /**
- * Refreshs the grid UI
- * @param {Boolean} headersToo (optional) True to also refresh the headers
- */
- refresh : function(headersToo){
- this.fireEvent("beforerefresh", this);
- this.grid.stopEditing(true);
- var result = this.renderBody();
- this.mainBody.update(result).setWidth(this.getTotalWidth());
- if(headersToo === true){
- this.updateHeaders();
- this.updateHeaderSortState();
- }
- this.processRows(0, true);
- this.layout();
- this.applyEmptyText();
- this.fireEvent("refresh", this);
- },
- // private
- applyEmptyText : function(){
- if(this.emptyText && !this.hasRows()){
- this.mainBody.update('<div class="x-grid-empty">' + this.emptyText + '</div>');
- }
- },
- // private
- updateHeaderSortState : function(){
- var state = this.ds.getSortState();
- if(!state){
- return;
- }
- if(!this.sortState || (this.sortState.field != state.field || this.sortState.direction != state.direction)){
- this.grid.fireEvent('sortchange', this.grid, state);
- }
- this.sortState = state;
- var sortColumn = this.cm.findColumnIndex(state.field);
- if(sortColumn != -1){
- var sortDir = state.direction;
- this.updateSortIcon(sortColumn, sortDir);
- }
- },
- // private
- destroy : function(){
- if(this.colMenu){
- Ext.menu.MenuMgr.unregister(this.colMenu);
- this.colMenu.destroy();
- delete this.colMenu;
- }
- if(this.hmenu){
- Ext.menu.MenuMgr.unregister(this.hmenu);
- this.hmenu.destroy();
- delete this.hmenu;
- }
- if(this.grid.enableColumnMove){
- var dds = Ext.dd.DDM.ids['gridHeader' + this.grid.getGridEl().id];
- if(dds){
- for(var dd in dds){
- if(!dds[dd].config.isTarget && dds[dd].dragElId){
- var elid = dds[dd].dragElId;
- dds[dd].unreg();
- Ext.get(elid).remove();
- } else if(dds[dd].config.isTarget){
- dds[dd].proxyTop.remove();
- dds[dd].proxyBottom.remove();
- dds[dd].unreg();
- }
- if(Ext.dd.DDM.locationCache[dd]){
- delete Ext.dd.DDM.locationCache[dd];
- }
- }
- delete Ext.dd.DDM.ids['gridHeader' + this.grid.getGridEl().id];
- }
- }
- if(this.dragZone){
- this.dragZone.unreg();
- }
- Ext.fly(this.innerHd).removeAllListeners();
- Ext.removeNode(this.innerHd);
- Ext.destroy(this.resizeMarker, this.resizeProxy, this.focusEl, this.mainBody,
- this.scroller, this.mainHd, this.mainWrap, this.dragZone,
- this.splitZone, this.columnDrag, this.columnDrop);
- this.initData(null, null);
- Ext.EventManager.removeResizeListener(this.onWindowResize, this);
- this.purgeListeners();
- },
- // private
- onDenyColumnHide : function(){
- },
- // private
- render : function(){
- if(this.autoFill){
- var ct = this.grid.ownerCt;
- if (ct && ct.getLayout()){
- ct.on('afterlayout', function(){
- this.fitColumns(true, true);
- this.updateHeaders();
- }, this, {single: true});
- }else{
- this.fitColumns(true, true);
- }
- }else if(this.forceFit){
- this.fitColumns(true, false);
- }else if(this.grid.autoExpandColumn){
- this.autoExpand(true);
- }
- this.renderUI();
- },
- /* --------------------------------- Model Events and Handlers --------------------------------*/
- // private
- initData : function(ds, cm){
- if(this.ds){
- this.ds.un("load", this.onLoad, this);
- this.ds.un("datachanged", this.onDataChange, this);
- this.ds.un("add", this.onAdd, this);
- this.ds.un("remove", this.onRemove, this);
- this.ds.un("update", this.onUpdate, this);
- this.ds.un("clear", this.onClear, this);
- if(this.ds !== ds && this.ds.autoDestroy){
- this.ds.destroy();
- }
- }
- if(ds){
- ds.on({
- scope: this,
- load: this.onLoad,
- datachanged: this.onDataChange,
- add: this.onAdd,
- remove: this.onRemove,
- update: this.onUpdate,
- clear: this.onClear
- });
- }
- this.ds = ds;
- if(this.cm){
- this.cm.un("configchange", this.onColConfigChange, this);
- this.cm.un("widthchange", this.onColWidthChange, this);
- this.cm.un("headerchange", this.onHeaderChange, this);
- this.cm.un("hiddenchange", this.onHiddenChange, this);
- this.cm.un("columnmoved", this.onColumnMove, this);
- }
- if(cm){
- delete this.lastViewWidth;
- cm.on({
- scope: this,
- configchange: this.onColConfigChange,
- widthchange: this.onColWidthChange,
- headerchange: this.onHeaderChange,
- hiddenchange: this.onHiddenChange,
- columnmoved: this.onColumnMove
- });
- }
- this.cm = cm;
- },
- // private
- onDataChange : function(){
- this.refresh();
- this.updateHeaderSortState();
- this.syncFocusEl(0);
- },
- // private
- onClear : function(){
- this.refresh();
- this.syncFocusEl(0);
- },
- // private
- onUpdate : function(ds, record){
- this.refreshRow(record);
- },
- // private
- onAdd : function(ds, records, index){
- this.insertRows(ds, index, index + (records.length-1));
- },
- // private
- onRemove : function(ds, record, index, isUpdate){
- if(isUpdate !== true){
- this.fireEvent("beforerowremoved", this, index, record);
- }
- this.removeRow(index);
- if(isUpdate !== true){
- this.processRows(index);
- this.applyEmptyText();
- this.fireEvent("rowremoved", this, index, record);
- }
- },
- // private
- onLoad : function(){
- this.scrollToTop();
- },
- // private
- onColWidthChange : function(cm, col, width){
- this.updateColumnWidth(col, width);
- },
- // private
- onHeaderChange : function(cm, col, text){
- this.updateHeaders();
- },
- // private
- onHiddenChange : function(cm, col, hidden){
- this.updateColumnHidden(col, hidden);
- },
- // private
- onColumnMove : function(cm, oldIndex, newIndex){
- this.indexMap = null;
- var s = this.getScrollState();
- this.refresh(true);
- this.restoreScroll(s);
- this.afterMove(newIndex);
- this.grid.fireEvent('columnmove', oldIndex, newIndex);
- },
- // private
- onColConfigChange : function(){
- delete this.lastViewWidth;
- this.indexMap = null;
- this.refresh(true);
- },
- /* -------------------- UI Events and Handlers ------------------------------ */
- // private
- initUI : function(grid){
- grid.on("headerclick", this.onHeaderClick, this);
- },
- // private
- initEvents : function(){
- },
- // private
- onHeaderClick : function(g, index){
- if(this.headersDisabled || !this.cm.isSortable(index)){
- return;
- }
- g.stopEditing(true);
- g.store.sort(this.cm.getDataIndex(index));
- },
- // private
- onRowOver : function(e, t){
- var row;
- if((row = this.findRowIndex(t)) !== false){
- this.addRowClass(row, "x-grid3-row-over");
- }
- },
- // private
- onRowOut : function(e, t){
- var row;
- if((row = this.findRowIndex(t)) !== false && !e.within(this.getRow(row), true)){
- this.removeRowClass(row, "x-grid3-row-over");
- }
- },
- // private
- handleWheel : function(e){
- e.stopPropagation();
- },
- // private
- onRowSelect : function(row){
- this.addRowClass(row, this.selectedRowClass);
- },
- // private
- onRowDeselect : function(row){
- this.removeRowClass(row, this.selectedRowClass);
- },
- // private
- onCellSelect : function(row, col){
- var cell = this.getCell(row, col);
- if(cell){
- this.fly(cell).addClass("x-grid3-cell-selected");
- }
- },
- // private
- onCellDeselect : function(row, col){
- var cell = this.getCell(row, col);
- if(cell){
- this.fly(cell).removeClass("x-grid3-cell-selected");
- }
- },
- // private
- onColumnSplitterMoved : function(i, w){
- this.userResized = true;
- var cm = this.grid.colModel;
- cm.setColumnWidth(i, w, true);
- if(this.forceFit){
- this.fitColumns(true, false, i);
- this.updateAllColumnWidths();
- }else{
- this.updateColumnWidth(i, w);
- this.syncHeaderScroll();
- }
- this.grid.fireEvent("columnresize", i, w);
- },
- // private
- handleHdMenuClick : function(item){
- var index = this.hdCtxIndex;
- var cm = this.cm, ds = this.ds;
- switch(item.itemId){
- case "asc":
- ds.sort(cm.getDataIndex(index), "ASC");
- break;
- case "desc":
- ds.sort(cm.getDataIndex(index), "DESC");
- break;
- default:
- index = cm.getIndexById(item.itemId.substr(4));
- if(index != -1){
- if(item.checked && cm.getColumnsBy(this.isHideableColumn, this).length <= 1){
- this.onDenyColumnHide();
- return false;
- }
- cm.setHidden(index, item.checked);
- }
- }
- return true;
- },
- // private
- isHideableColumn : function(c){
- return !c.hidden && !c.fixed;
- },
- // private
- beforeColMenuShow : function(){
- var cm = this.cm, colCount = cm.getColumnCount();
- this.colMenu.removeAll();
- for(var i = 0; i < colCount; i++){
- if(cm.config[i].fixed !== true && cm.config[i].hideable !== false){
- this.colMenu.add(new Ext.menu.CheckItem({
- itemId: "col-"+cm.getColumnId(i),
- text: cm.getColumnHeader(i),
- checked: !cm.isHidden(i),
- hideOnClick:false,
- disabled: cm.config[i].hideable === false
- }));
- }
- }
- },
- // private
- handleHdDown : function(e, t){
- if(Ext.fly(t).hasClass('x-grid3-hd-btn')){
- e.stopEvent();
- var hd = this.findHeaderCell(t);
- Ext.fly(hd).addClass('x-grid3-hd-menu-open');
- var index = this.getCellIndex(hd);
- this.hdCtxIndex = index;
- var ms = this.hmenu.items, cm = this.cm;
- ms.get("asc").setDisabled(!cm.isSortable(index));
- ms.get("desc").setDisabled(!cm.isSortable(index));
- this.hmenu.on("hide", function(){
- Ext.fly(hd).removeClass('x-grid3-hd-menu-open');
- }, this, {single:true});
- this.hmenu.show(t, "tl-bl?");
- }
- },
- // private
- handleHdOver : function(e, t){
- var hd = this.findHeaderCell(t);
- if(hd && !this.headersDisabled){
- this.activeHd = hd;
- this.activeHdIndex = this.getCellIndex(hd);
- var fly = this.fly(hd);
- this.activeHdRegion = fly.getRegion();
- if(!this.cm.isMenuDisabled(this.activeHdIndex)){
- fly.addClass("x-grid3-hd-over");
- this.activeHdBtn = fly.child('.x-grid3-hd-btn');
- if(this.activeHdBtn){
- this.activeHdBtn.dom.style.height = (hd.firstChild.offsetHeight-1)+'px';
- }
- }
- }
- },
- // private
- handleHdMove : function(e, t){
- if(this.activeHd && !this.headersDisabled){
- var hw = this.splitHandleWidth || 5;
- var r = this.activeHdRegion;
- var x = e.getPageX();
- var ss = this.activeHd.style;
- if(x - r.left <= hw && this.cm.isResizable(this.activeHdIndex-1)){
- ss.cursor = Ext.isAir ? 'move' : Ext.isWebKit ? 'e-resize' : 'col-resize'; // col-resize not always supported
- }else if(r.right - x <= (!this.activeHdBtn ? hw : 2) && this.cm.isResizable(this.activeHdIndex)){
- ss.cursor = Ext.isAir ? 'move' : Ext.isWebKit ? 'w-resize' : 'col-resize';
- }else{
- ss.cursor = '';
- }
- }
- },
- // private
- handleHdOut : function(e, t){
- var hd = this.findHeaderCell(t);
- if(hd && (!Ext.isIE || !e.within(hd, true))){
- this.activeHd = null;
- this.fly(hd).removeClass("x-grid3-hd-over");
- hd.style.cursor = '';
- }
- },
- // private
- hasRows : function(){
- var fc = this.mainBody.dom.firstChild;
- return fc && fc.nodeType == 1 && fc.className != 'x-grid-empty';
- },
- // back compat
- bind : function(d, c){
- this.initData(d, c);
- }
- });
- // private
- // This is a support class used internally by the Grid components
- Ext.grid.GridView.SplitDragZone = function(grid, hd){
- this.grid = grid;
- this.view = grid.getView();
- this.marker = this.view.resizeMarker;
- this.proxy = this.view.resizeProxy;
- Ext.grid.GridView.SplitDragZone.superclass.constructor.call(this, hd,
- "gridSplitters" + this.grid.getGridEl().id, {
- dragElId : Ext.id(this.proxy.dom), resizeFrame:false
- });
- this.scroll = false;
- this.hw = this.view.splitHandleWidth || 5;
- };
- Ext.extend(Ext.grid.GridView.SplitDragZone, Ext.dd.DDProxy, {
- b4StartDrag : function(x, y){
- this.view.headersDisabled = true;
- var h = this.view.mainWrap.getHeight();
- this.marker.setHeight(h);
- this.marker.show();
- this.marker.alignTo(this.view.getHeaderCell(this.cellIndex), 'tl-tl', [-2, 0]);
- this.proxy.setHeight(h);
- var w = this.cm.getColumnWidth(this.cellIndex);
- var minw = Math.max(w-this.grid.minColumnWidth, 0);
- this.resetConstraints();
- this.setXConstraint(minw, 1000);
- this.setYConstraint(0, 0);
- this.minX = x - minw;
- this.maxX = x + 1000;
- this.startPos = x;
- Ext.dd.DDProxy.prototype.b4StartDrag.call(this, x, y);
- },
- handleMouseDown : function(e){
- var t = this.view.findHeaderCell(e.getTarget());
- if(t){
- var xy = this.view.fly(t).getXY(), x = xy[0], y = xy[1];
- var exy = e.getXY(), ex = exy[0];
- var w = t.offsetWidth, adjust = false;
- if((ex - x) <= this.hw){
- adjust = -1;
- }else if((x+w) - ex <= this.hw){
- adjust = 0;
- }
- if(adjust !== false){
- this.cm = this.grid.colModel;
- var ci = this.view.getCellIndex(t);
- if(adjust == -1){
- if (ci + adjust < 0) {
- return;
- }
- while(this.cm.isHidden(ci+adjust)){
- --adjust;
- if(ci+adjust < 0){
- return;
- }
- }
- }
- this.cellIndex = ci+adjust;
- this.split = t.dom;
- if(this.cm.isResizable(this.cellIndex) && !this.cm.isFixed(this.cellIndex)){
- Ext.grid.GridView.SplitDragZone.superclass.handleMouseDown.apply(this, arguments);
- }
- }else if(this.view.columnDrag){
- this.view.columnDrag.callHandleMouseDown(e);
- }
- }
- },
- endDrag : function(e){
- this.marker.hide();
- var v = this.view;
- var endX = Math.max(this.minX, e.getPageX());
- var diff = endX - this.startPos;
- v.onColumnSplitterMoved(this.cellIndex, this.cm.getColumnWidth(this.cellIndex)+diff);
- setTimeout(function(){
- v.headersDisabled = false;
- }, 50);
- },
- autoOffset : function(){
- this.setDelta(0,0);
- }
- });