30 lines
2.3 KiB
HTML
30 lines
2.3 KiB
HTML
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<div id="sina_keyword_ad_area2" class="articalContent ">统计汇总功能:
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<div><strong>TotalSummary</strong>属性:此属性必须设置<strong>KeyFieldName</strong>属性；<strong>Settings</strong>中的<strong>ShowFooter</strong>属性设置为<strong>True</strong>。</div>
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<div><em>DisplayFormat</em>：同.net中的<span style="font-family: Arial; line-height: 18px;"><strong>String.Format</strong></span><span style="font-family: Arial; line-height: 18px;">使用方法基本相同。例如：总计{0}个。此处可以设置统计方式显示时的小数位数等。<strong>设置方法</strong>：总计：{0:</span><span>#.##}。其中的点前面的“#”表示整数部分；后面的“#”表示保留小数位数。</span></div>
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<div><span style="font-family: Arial; line-height: 18px;"><span style="font-family: 宋体,Verdana,Arial,Helvetica,sans-serif; line-height: 21px;"><em>FieldName</em></span>：设置需要统计的字段。</span></div>
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<div><em>ShowInColumn</em><span style="font-family: Arial; line-height: 18px;">：需要显示在哪一列。</span></div>
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<div><em>ShowInGroupFooterColumn</em><span style="font-family: Arial; line-height: 18px;">:分组时显示在哪一列。</span></div>
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<div><em>SummaryType</em><span style="font-family: Arial; line-height: 18px;">：统计方式。Sum：和计算；Min：最小值；Max：最大值。Count：计数；Average：平均值。Custom：自定义；None：默认。</span></div>
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<div><span style="font-family: Arial; line-height: 18px;"><br />
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</span></div>
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<div><span style="font-family: Arial; line-height: 18px;"><br />
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</span></div>
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<div><span style="font-family: Arial; line-height: 18px;">默认分组设置：</span></div>
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<div><span style="line-height: 18px;">方法1：</span></div>
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<div> gdvlist.GroupBy((GridViewDataColumn)gdvlist.Columns["ColName"]);//使表格默认按某一列自动分组</div>
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<div>方法2：</div>
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<div> 在表格控件中</div>
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<div> 添加GroupIndex属性；例如：</div>
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<div>
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<div> <dx:GridViewDataTextColumnCaption="名称" FieldName="PStepName" VisibleIndex="0"<strong>GroupIndex="0"</strong>></dx:GridViewDataTextColumn></div>
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<div><br />
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</div>
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<div><br />
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</div>
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<div>默认筛选设置：</div>
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<div>gridlist.FilterExpression = "绑定字段名称 = '筛选内容'";</div>
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</div>
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</div>
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<p> </p>
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