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@ -123,7 +123,7 @@ BI.VirtualGroupList = BI.inherit(BI.Widget, {
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} |
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this.bottomBlank.setHeight(this.tree.sumTo(this.renderedIndex) - this.tree.sumTo(Math.min(end, this.renderedIndex))); |
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this.container.populate(items.map(function (item, i) { |
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return o.itemFormatter(item, (start < 0 ? 0 : start) * o.blockSize + i) |
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return o.itemFormatter(item, (start < 0 ? 0 : start) * o.blockSize + i); |
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})); |
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} else { |
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for (var i = (start < 0 ? 0 : start); i <= end; i++) { |
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@ -134,7 +134,7 @@ BI.VirtualGroupList = BI.inherit(BI.Widget, {
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} |
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this.container.element.height(o.rowHeight * o.items.length - topHeight); |
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this.container.populate(items.map(function (item, i) { |
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return o.itemFormatter(item, (start < 0 ? 0 : start) * o.blockSize + i) |
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return o.itemFormatter(item, (start < 0 ? 0 : start) * o.blockSize + i); |
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})); |
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} |
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}, |
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@ -162,6 +162,13 @@ BI.VirtualGroupList = BI.inherit(BI.Widget, {
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this.bottomBlank.setHeight(0); |
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}, |
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// 暂时只支持固定行高的场景
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scrollTo: function (scrollTop) { |
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this.options.scrollTop = scrollTop; |
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this._calculateBlocksToRender(); |
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this.element.scrollTop(scrollTop); |
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}, |
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restore: function () { |
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this.options.scrollTop = 0; |
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this._restore(); |
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