{"id":766,"date":"2024-10-24T13:19:46","date_gmt":"2024-10-24T05:19:46","guid":{"rendered":"https:\/\/www.cuishaofeng.com\/?p=766"},"modified":"2024-10-24T13:21:31","modified_gmt":"2024-10-24T05:21:31","slug":"cxgrid%e4%bd%bf%e7%94%a8%e6%b1%87%e6%80%bb","status":"publish","type":"post","link":"https:\/\/www.cuishaofeng.com\/?p=766","title":{"rendered":"cxGrid\u4f7f\u7528\u6c47\u603b"},"content":{"rendered":"<div id=\"core-ai-summary-tool\"><\/div>\n<p>1. \u53bb\u6389cxGrid\u4e2d\u53f0\u5934\u7684Box<br>\u89e3\u51b3\uff1a\u5728tableview1\u7684ptionsview\u7684groupbybox=false;<\/p>\n\n\n\n<p><strong>2\uff0e\u7edf\u8ba1\u529f\u80fd<br><\/strong>\u89e3\u51b3\uff1a(1) tableview<br>1. tableview1\u7684optionsviewfooter=ture<br>2.\u7136\u540e\u5728cxGRid1\u7684customize..\u4e2d\u7684summary \u7684footer.add\u9700\u8981\u5408\u8ba1\u7684\u5217kind= skSum<br>\u5728Footer\u7684\u7b2c\u4e00\u5217\u663e\u793a[\u5408\u8ba1:]&nbsp;&nbsp;<br>\u52a0\u4e00\u4e2aSummary\u9879,Column\u8bbe\u4e3aGrid\u7684\u7b2c\u4e00\u5217,Kind\u8bbe\u4e3askNone&nbsp;&nbsp;<br>\u5728\u8be5Summary\u9879\u7684OnGetText\u4e8b\u4ef6\u4e2d,\u8f93\u5165:&nbsp;&nbsp;<br>procedure&nbsp;&nbsp; TFormExpense.tvExpenseTcxGridDBDataControllerTcxDataSummaryFooterSummaryItems2GetText(&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Sender:&nbsp;&nbsp; TcxDataSummaryItem;&nbsp;&nbsp; const&nbsp;&nbsp; AValue:&nbsp;&nbsp; Variant;&nbsp;&nbsp; AIsFooter:&nbsp;&nbsp; Boolean;&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; var&nbsp;&nbsp; AText:&nbsp;&nbsp; String);&nbsp;&nbsp;<br>begin&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; AText&nbsp;&nbsp; :=&nbsp;&nbsp; &#8216;\u5408\u8ba1:&#8217;;&nbsp;&nbsp;<br>end;<\/p>\n\n\n\n<p><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(2) \u6309\u6761\u4ef6\u6c47\u603b:&nbsp;&nbsp;<br>\u5728TableView\u7684DataController-&gt;Summary-&gt;FooterSummary-&gt;OnSummary\u4e8b\u4ef6\u4e2d,\u8f93\u5165:&nbsp;<br>procedure&nbsp;&nbsp; TFormExpense.tvExpenseDataControllerSummaryFooterSummaryItemsSummary(&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ASender:&nbsp;&nbsp; TcxDataSummaryItems;&nbsp;&nbsp; Arguments:&nbsp;&nbsp; TcxSummaryEventArguments;&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; var&nbsp;&nbsp; OutArguments:&nbsp;&nbsp; TcxSummaryEventOutArguments);&nbsp;&nbsp;<br>begin&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/\u5f97\u5230\u5b57\u6bb5\u540d&nbsp;&nbsp; TcxDBDataSummaryItem(Arguments.SummaryItem).FieldName;&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if (ASender.DataController.Values[Arguments.RecordIndex,&nbsp;&nbsp; tvExpenseLevel.Index]&nbsp;&nbsp; &gt;&nbsp;&nbsp; 1)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/\u53ea\u7edf\u8ba1Level\u5217=1\u7684\u503c&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; and (TcxDBDataSummaryItem(Arguments.SummaryItem).Kind&nbsp;&nbsp; =&nbsp;&nbsp; skSum)&nbsp;&nbsp; then&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; OutArguments.Value&nbsp;&nbsp; :=&nbsp;&nbsp; 0;&nbsp;\/\/Level&nbsp;&nbsp; &gt;&nbsp;&nbsp; 1\u7684\u7edf\u8ba1\u503c\u8bbe\u4e3a0&nbsp;&nbsp;<br>end;<\/p>\n\n\n\n<p>OptionView\u4e2d\u5c5e\u6027GroupFooters\u8bbe\u4e3agfAlwaysVisible\u5e76\u8bbe\u7f6e\u9700\u8981\u6c42\u548c\u7684\u5217,<\/p>\n\n\n\n<p>\u5728summary.default for Groups \u4e0badd\u52a0\u5165\u9700\u8981\u5408\u8ba1\u7684\u5b57\u6bb5,column\u4e0b\u663e\u793afieldname \u4e3a\u7edf\u8ba1\u5b57\u6bb5,format\u4e3a\u683c\u5f0f,kind\u4e3a\u7edf\u8ba1\u65b9\u6cd5,position \u4e3a\u4f4d\u5b50 spfooter \u5728\u5206\u7ec4\u7684\u4e0b\u9762,spgroup \u5728\u5206\u7ec4\u7684\u4e0a\u9762<br>\u6216\u7528cxGridPopupMenu1,\u5728\u8fd0\u884c\u6642\u53ef\u5bf9\u4efb\u610f\u6570\u5b57\u7c7b\u578b\u5217\u6c42\u548c,\u65b9\u6cd5\u662f\u53ea\u9700\u8bbe\u7f6ecxGridPopupMenu1\u7684\u5c5e\u6027Grid\u4e3acxGrid1DBTableView1\u7684cxGrid,<\/p>\n\n\n\n<p>*****************************************************************************&nbsp;<\/p>\n\n\n\n<p>3\uff0e\u53bb\u6389cxgrid \u4e2d\u7684\u8fc7\u6ee4\u4e0b\u62c9\u7bad\u5934<br>\u89e3\u51b3\uff1a \u9009\u62e9tableview1.optionscustomize.columnfiltering=fasle;<\/p>\n\n\n\n<p>****************************************************************************&nbsp;<\/p>\n\n\n\n<p>4\uff0e\u8ba9\u201cDrag a column here to group by that column\u201d\u4e0d\u663e\u793a<br>&nbsp;&nbsp; \u89e3\u51b3\uff1a\u5728cxGrid1DBTableView1-&gt;optionsview-&gt;groupbybox:=false\u5373\u53ef<\/p>\n\n\n\n<p>****************************************************************************<\/p>\n\n\n\n<p>5\uff0eGroupPanel\u4e0a\u9762\u7684\u82f1\u6587[Drag a column header to group by that column]\u600e\u4e48\u53ef\u4ee5\u6539\u6210\u4e2d\u6587<br>\u89e3\u51b3\uff1a\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f TcxGridTableView.OnCustomDrawPartBackground,<br>\u4e5f\u53ef\u7528 OnCustomDrawGroupCell\uff1a<\/p>\n\n\n\n<p>procedure TForm1.cxGrid1DBTableView1CustomDrawPartBackground(Sender: TcxGridTableView; ACanvas: TcxCanvas;AViewInfo: TcxCustomGridCellViewInfo; var ADone: Boolean);<br>begin<br>&nbsp; AViewInfo.Text:=&#8217;\u52a8\u6001\u8bbe\u7f6e GroupBox \u7684\u663e\u793a\u5185\u5bb9&#8217;;<br>&nbsp; ACanvas.FillRect(AViewInfo.Bounds);<br>end;<br>\u6ce8\uff1a\u6539\u6210\u4e2d\u6587\u540e\u5c06\u5b57\u6bb5\u62d6\u4e0a\u53bb\u4e2d\u6587\u8fd8\u662f\u4f1a\u663e\u793a\uff0c\u6700\u597d\u662f\u8bbe\u7f6e\u7a7a\u503c<\/p>\n\n\n\n<p>****************************************************************************<\/p>\n\n\n\n<p>6\uff0e\u5982\u4f55\u5b9e\u73b0\u5982\u4e0b\u529f\u80fd\uff1a<br>+\u8d22\u52a1\u90e8<br>+\u539f\u6750\u6599\u4ed3\u5e93<br>+\u6210\u54c1\u5e93<br>+\u51b2\u538b\u8f66\u95f4<br>+\u8f6f\u4ef6\u5f00\u53d1\u90e8<br>\u8fd9\u4e2a\u662f\u90e8\u95e8\u7684\u540d\u79f0,\u70b9\u51fb\u52a0\u53f7\u5c31\u53ef\u4ee5\u5c06\u672c\u90e8\u95e8\u7684\u4eba\u5458\u60c5\u51b5\u663e\u793a\u51fa\u6765\u3002<\/p>\n\n\n\n<p>\u89e3\u51b3\uff1a\u5176\u5b9e\u8fd9\u662f\u4e00\u4e2a\u4e3b\u4ece\u8868\u5173\u7cfb\uff0c1\uff1a\u586b\u597d\u4e3b\u8868\u7684keyfieldnames<br>2\uff1a\u586b\u597d\u4ece\u8868\u7684keyfieldnames<br>3\uff1a\u586b\u597d\u4ece\u8868\u7684\u3000detaikeyfieldNames\u4e0emasterkeyfieldnames<br>4: \u4ece\u8868\u7684\u6570\u636e\u6e90\u4e00\u5b9a\u8981\u6309\u4e0e\u4e3b\u8868\u5173\u8054\u7684\u5b57\u6bb5\u6392\u5e8f<br>\u6ce8\uff1a\u5176\u5b83\u5730\u65b9\u8bbe\u7f6e\u4e86\u4e3b\u4ece\u8868\u7ed3\u6784\u90a3\u6837\u5c31\u663e\u793a\u4e0d\u51fa\u6765\uff0c\u6bd4\u5982\u8bbe\u7f6e\u4e86\u4ece\u8868\u7684Table\u6216\u8005Query\u7684mastersource\u548c<br>asterfield\u5c31\u4f1a\u4e0d\u80fd\u663e\u793a\u6570\u636e\uff01\u5982\u679c\u662f\u4e24\u4e2acxGrid\u7684\u4e3b\u4ece\u5173\u7cfb\uff0c\u8fd9\u6837\u8bbe\u7f6e\u5c31\u5f88OK\u4e86\u3002<\/p>\n\n\n\n<p>****************************************************************************<\/p>\n\n\n\n<p>7\uff0e\u7c7b\u4f3cPageControl\u663e\u793a<\/p>\n\n\n\n<p>\u89e3\u51b3\uff1a\u589e\u52a0\u4e00\u4e2aLevel,\u5c06cxGrid1-&gt;RootLevelOptions-&gt;DetailTabsPosition\u8bbe\u4e3adtpTop\uff0c\u7136\u540e\u76f8\u5e94\u7684\u8bbe\u7f6ecxGrid1Level1,\u548ccxGrid1Level2\u7684Caption\u503c\u3002<\/p>\n\n\n\n<p>****************************************************************************<\/p>\n\n\n\n<p>8\uff0e\u5982\u4f55\u8bbe\u5b9a\u5de6\u8fb9\u51e0\u5217\uff0c\u4e0d\u80fd\u6eda\u52a8<\/p>\n\n\n\n<p>\u89e3\u51b3\uff1a\u4f7f\u7528DB Banded Table\u624d\u53ef\u4ee5\u5b9e\u73b0\uff0c\u5728cxGrid1DBBandedTableView\u91cc\u5efa\u7acbBand0,Band1<br>Band0\u7684Fixed=tfLeft<br>Band1\u7684Fixed=tfnone<br>\u8bbe\u7f6e\u8981\u9501\u5b9a\u7684\u5b57\u6bb5\u7684BandIndex=0,\u5176\u5b83\u4e3a1\uff0c\u5c31OK\u4e86\u3002<\/p>\n\n\n\n<p>*******************************************************************************<\/p>\n\n\n\n<p>9. \u600e\u6837\u5b9e\u73b0\u5982EXCEL\u4e00\u6837\u7684\uff0c\u5f53\u524d\u683c=G14+G15+G16 \u8fd9\u6837\u7684\u529f\u80fd<br>\u89e3\u51b3\uff1a \u4e3e\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff1alabel1.Caption := cxGrid1DBTableView1.DataController.Value[2,3]+cxGrid1DBTableView2.DataController.Values[1, 1]+cxGrid1DBTableView3.DataController.Values[1, 1];<br>\u6240\u4ee5\u4e0d\u540ccxGrid1DBTableView\u4e2d\u7684\u6570\u636e\u90fd\u53ef\u4ee5\u7ed9\u5f53\u524d\u683c\uff0c\u8fd9\u6837\u5c31\u505a\u5230\u4e86EXCEL\u4e2d\u7684\u5f53\u524d\u683c=G14+G15+G16 \u7c7b\u4f3c\u7684\u529f\u80fd\u3002<br>****************************************************************************<\/p>\n\n\n\n<p>10. \u9f20\u6807\u53f3\u51fbcxGrid1DBBandedTableView1\u83dc\u5355\u91cc\u7684Edit Layout\u4ec0\u4e48\u7528\uff0c\u600e\u4e48\u4f7f\u7528\uff1f<\/p>\n\n\n\n<p>\u89e3\u51b3\uff1a\u53ef\u4ee5\u62d6\u52a8\u5b57\u6bb5\uff0c\u5e76\u5217\u7684\u53ef\u4ee5\u62d6\u6210\u6709\u5c42\u6b21\u611f\uff08\u4e00\u5c42\u5c42\uff09\uff0c \u62d6\u52a8\u65f6\u4f1a\u663e\u793a\u7bad\u5934\u7684\uff0c\u5c31\u662f\u8bf4\u53ef\u4ee5\u62d6\u4e00\u4e2a\u5b57\u6bb5\u653e<\/p>\n\n\n\n<p>****************************************************************************<\/p>\n\n\n\n<p>11\uff0e\u600e\u6837\u5c06cxGrid\u91cc\u7684\u6570\u636e\u5bfc\u5165\u5230EXCEL\uff0cHTML\uff0cXML\u548cTEXT<\/p>\n\n\n\n<p>\u89e3\u51b3\uff1auses<br>cxExportGrid4Link; ( cxExportGrid6Link)<\/p>\n\n\n\n<p>procedure TForm1.Button1Click(Sender: TObject);<br>begin<br>&nbsp;&nbsp; ExportGrid4ToEXCEL(&#8216;d:\/wang.xsl&#8217;,cxGrid1,True,True);<br>&nbsp;&nbsp; ExportGrid4ToTEXT(&#8216;d:\/wang.txt&#8217;,cxGrid1,True,True);<br>&nbsp;&nbsp; ExportGrid4ToXML(&#8216;d:\/wang.xml&#8217;,cxGrid1,True,True);<br>&nbsp;&nbsp; ExportGrid4ToHTML(&#8216;d:\/wang.html&#8217;,cxGrid1,True,True);<br>end;<\/p>\n\n\n\n<p>****************************************************************************<br>12. \u5982\u4f55\u4f7f\u6ee1\u8db3\u6761\u4ef6\u7684\u6570\u636e\u663e\u793a\u4e0d\u540c\u7684\u989c\u8272\uff1f<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u89e3\u51b3\uff1a<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>var  \nAYellowStyle: TcxStyle;  \n  \nprocedure TForm1.FormCreate(Sender: TObject);  \nbegin  \n\/\/\u884c\u989c\u8272  \n   AYellowStyle := TcxStyle.Create(Self);  \n  AYellowStyle.Color := $0080FFFF;  \n  AYellowStyle.TextColor := clMaroon;  \nend;  \n  \nprocedure TForm1.cxGrid1DBBandedTableView1StylesGetContentStyle(  \nSender: TcxCustomGridTableView; ARecord: TcxCustomGridRecord;  \nAItem: TcxCustomGridTableItem; out AStyle: TcxStyle);  \nbegin  \nif ARecord.Values&#91;cxGrid1DBBandedTableView1Lengthcm.Index] &lt; 81 then  \n  AStyle := AYellowStyle;  \nend;  <\/code><\/pre>\n\n\n\n<p>\u8fd9\u91cccxGrid1DBBandedTableView1Lengthcm.Index\u5c0f\u4e8e81\u65f6\u5c31\u663e\u793a\u9ec4\u8272<\/p>\n\n\n\n<p>****************************************************************************<br>13. \u5982\u4f55\u4ece\u5916\u8fb9\u7684TXT\u6587\u4ef6\u5bfc\u5165\u5230cxGrid\uff1f<\/p>\n\n\n\n<p>\u89e3\u51b3\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>procedure CustomizeColumns;  \nprocedure LoadData;  \n  \nprocedure TForm1.CustomizeColumns;  \nconst  \ncDistance = 1;  \ncRadius = 5;  \ncPeriod = 4;  \ncPstring = 0;  \nvar  \nI: Integer;  \nbegin  \nDecimalSeparator := '.';  \nwith cxGrid1TableView2 do  \nfor I := 0 to ColumnCount - 1 do  \nif I in &#91;cDistance, cRadius] then  \nColumns&#91;I].DataBinding.ValueTypeClass := TcxIntegerValueType\/\/1\uff0c5\u5217\u4e3aInteger  \nelse  \nif I in &#91;cPstring,cPeriod] then  \nColumns&#91;I].DataBinding.ValueTypeClass := TcxStringValueType\/\/0\uff0c4\u5217\u4e3aString  \nelse  \nColumns&#91;I].DataBinding.ValueTypeClass := TcxFloatValueType;\/\/\u5176\u4ed6\u4e3aFloat  \nend;  \n  \nprocedure TForm1.LoadData;  \nconst  \nAFileName = '\u8d44\u4ea7\u8d1f\u503a\u8868.txt';  \nAHeaderLineCount = 2;  \n  \nvar  \nARecords, AValues: TStringList;  \nI: Integer;  \n  \nprocedure InitRecord(const Str: string);  \nvar  \nJ: Integer;  \nV: Variant;  \nbegin  \nAValues.CommaText := Str;  \nfor J := 0 to AValues.Count - 1 do  \nif AValues.Strings&#91;J] &lt;> '-' then  \nbegin  \nV := AValues.Strings&#91;J];  \nif not VarIsNull(V) then  \ncxGrid1TableView2.DataController.Values&#91;I, J] := V;  \nend;  \nend;  \n  \nbegin  \nif not FileExists(AFileName) then  \nraise Exception.Create('Data file not found');  \n  \nARecords := TStringList.Create;  \nAValues := TStringList.Create;  \n  \nwith ARecords do  \ntry  \nLoadFromFile(AFileName);  \ncxGrid1TableView2.BeginUpdate;  \ncxGrid1TableView2.DataController.RecordCount := Count - AHeaderLineCount;  \nfor I := 0 to Count - (AHeaderLineCount + 1) do  \nInitRecord(Strings&#91;I + AHeaderLineCount]);  \nfinally  \ncxGrid1TableView2.EndUpdate;  \nARecords.Free;  \nAValues.Free;  \nend;  \nend;  \n  \nprocedure TForm1.FormCreate(Sender: TObject);  \nbegin  \nCustomizeColumns;  \nLoadData_Zcfz;  \nend;  \n  \n****************************************************************************  \n14 \u5982\u4f55\u6539\u53d8\u5217\u7684\u989c\u8272\uff1f  \n\u89e3\u51b3\uff1a  \nvar  \nAFirstColumnStyle: TcxStyle;  \n  \nprocedure TForm1.FormCreate(Sender: TObject);  \nbegin  \n\/\/\u5217\u989c\u8272  \nAFirstColumnStyle := TcxStyle.Create(Self);  \nAFirstColumnStyle.Color := clAqua;  \nAFirstColumnStyle.TextColor := clBlue;  \ncxGrid1TableView1.Columns&#91;1].Styles.Content := AFirstColumnStyle;  \nend;  \n****************************************************************************  \n15 Set as default\u7684\u7528\u6cd5\uff1f  \n\u89e3\u51b3\uff1aSet as default\u7684\u7528\u6cd5\u662f\u4e3a\u4e86\u89e3\u51b3\u8bbe\u7f6e\u53c2\u6570\u7684\u65b9\u4fbf\u800c\u505a\u7684\uff0c\u6bd4\u5982\uff1a  \n\u8fde\u597d\u6570\u636e\u5e93\u4ee5\u540e\uff0c\u66f4\u6539cxGrid1DBBandedTableView1->OptionsCustomize-> ColumnFiltering \u8bbe\u4e3aFalse\u3002\uff08\u8fd9\u4e2a\u8bbe\u7f6e\u53ef\u4ee5\u5c06\u5b57\u6bb5\u540d\u7684\u4e0b\u62c9\u5355\u7ed9\u53bb\u6389\uff09\u66f4\u6539cxGrid1DBBandedTableView1->OptionsView- >Navigator \u8bbe\u7f6e\u4e3aTrue\u3002\u7136\u540e\u53f3\u51fbcxGrid1DBBandedTableView1\uff0c\u5728\u5f39\u51fa\u7684\u83dc\u5355\u680f\u91cc\u9762\u70b9\u51fbSet as default\u3002  \nOK\uff0c\u4e0b\u6b21\u4f60\u518d\u4ea7\u751f\u4e00\u4e2a\u65b0\u7684cxGrid1DBBandedTableView1\u65f6\u8fd9\u4e9b\u8bbe\u7f6e\u548c\u521a\u624d\u7684\u4e00\u6837\u4e86\u3002\u5982\u679c\u9700\u8981\u8bbe\u7f6e\u7684\u53c2\u6570\u5f88\u591a\u7684\u65f6\u5019\uff0c\u8fd9\u4e2aSet as default\u5f88\u6709\u7528\uff01  \n  \n****************************************************************************  \n16. \u600e\u6837\u4f7f\u9f20\u6807\u79fb\u52a8\u65f6\uff0c\u76f8\u5e94\u7684\u5355\u5143\u91cc\u7684\u6587\u5b57\u53d8\u8272\uff1f  \n\u89e3\u51b3\uff1a  \nvar  \nFTrackItem: TcxCustomGridTableItem;  \nFTrackRec: TcxCustomGridRecord;  \n  \nprocedure TForm1.cxGrid1DBTableView1CustomDrawCell(  \nSender: TcxCustomGridTableView; ACanvas: TcxCanvas;  \nAViewInfo: TcxGridTableDataCellViewInfo; var ADone: Boolean);  \nbegin  \nif (AViewInfo.GridRecord = FTrackRec) and (AViewInfo.Item = FTrackItem) then  \nbegin  \nACanvas.Font.Color := clred; \/\/\u7ea2\u8272\u5b57\u4f53  \nACanvas.Font.Style := &#91;fsUnderline];\/\/\u5e26\u4e0b\u5212\u7ebf  \nend;  \nend;  \n  \nprocedure TForm1.cxGrid1DBTableView1MouseMove(Sender: TObject;  \nShift: TShiftState; X, Y: Integer);  \nvar  \nAHitTest: TcxCustomGridHitTest;  \nATrackItem: TcxCustomGridTableItem;  \nATrackRec: TcxCustomGridRecord;  \nbegin  \nATrackItem := FTrackItem;  \nATrackRec := FTrackRec;  \n  \nAHitTest := (Sender as TcxGridSite).GridView.ViewInfo.GetHitTest(X, Y);  \nif AHitTest is TcxGridRecordCellHitTest then  \nbegin  \nFTrackItem := TcxGridRecordCellHitTest(AHitTest).Item;  \nFTrackRec := TcxGridRecordCellHitTest(AHitTest).GridRecord;  \nend  \nelse  \nbegin  \nFTrackItem := nil;  \nFTrackRec := nil;  \nend;  \n  \nif (ATrackItem &lt;> FTrackItem) or (ATrackRec &lt;> FTrackRec) then  \nbegin  \n\/\/ Invalidate old cell  \nif ATrackRec &lt;> nil then  \nATrackRec.Invalidate(ATrackItem);  \n\/\/ Invalidate new cell  \nif FTrackRec &lt;> nil then  \nFTrackRec.Invalidate(FTrackItem);  \nend;  \nend;  <\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>1. \u53bb\u6389cxGrid\u4e2d\u53f0\u5934\u7684Box\u89e3\u51b3\uff1a\u5728tableview1\u7684ptionsview\u7684groupbybox=false; 2\uff0e\u7edf\u8ba1\u529f\u80fd\u89e3\u51b3\uff1a(1) tableview1. tableview1\u7684optionsviewfooter=ture&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"topic":[124],"_links":{"self":[{"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=\/wp\/v2\/posts\/766"}],"collection":[{"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=766"}],"version-history":[{"count":1,"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=\/wp\/v2\/posts\/766\/revisions"}],"predecessor-version":[{"id":767,"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=\/wp\/v2\/posts\/766\/revisions\/767"}],"wp:attachment":[{"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=766"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=766"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=766"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.cuishaofeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftopic&post=766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}