david
08e42642b8
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.DevExpressVCL@21 05c56307-c608-d34a-929d-697000501d7a
91 lines
2.8 KiB
ObjectPascal
91 lines
2.8 KiB
ObjectPascal
unit MasterDetailHome;
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interface
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uses SysUtils, Classes, HTTPApp, cxWebModule, cxWebAppSrv, cxWebGrids,
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cxWebDataCtrls, cxWebClasses, cxWebControls, cxWebDataNavigator,
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cxWebData, cxWebExtData, DB, DBTables, cxWebStdCtrls, ADODB, cxWebDBGrid;
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type
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TMasterDetailHomePage = class(TcxWebPageModule)
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dsDetail: TcxWebDBDataSource;
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cxWebDBGrid1: TcxWebDBGrid;
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cxWebDBGrid1Column1: TcxWebDBColumn;
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cxWebDBGrid1Column2: TcxWebDBColumn;
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cxWebDBGrid1Column3: TcxWebDBColumn;
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cxWebDBGrid1Column4: TcxWebDBColumn;
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dsMaster: TcxWebDBDataSource;
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cxWebDBGrid2: TcxWebDBGrid;
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cxWebDBGrid2Column1: TcxWebDBColumn;
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cxWebDBGrid2Column2: TcxWebDBColumn;
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cxWebDBGrid2Column3: TcxWebDBColumn;
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cxWebDBGrid2Column4: TcxWebDBColumn;
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cxWebDBGrid2Column5: TcxWebDBColumn;
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cxWebDBGrid1Column5: TcxWebDBColumn;
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cxWebLabel1: TcxWebLabel;
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cxWebDBDataNavigator2: TcxWebDBDataNavigator;
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cxWebLabel2: TcxWebLabel;
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cxWebDBDataNavigator1: TcxWebDBDataNavigator;
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ADOTable1: TADOTable;
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ADOQuery1: TADOQuery;
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procedure dsMasterScrolled(Sender: TObject; RowIndex: Integer);
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procedure cxWebPageModuleActivate(Sender: TObject);
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procedure cxWebPageModuleDeactivate(Sender: TObject);
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private
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{ Private declarations }
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public
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{ Public declarations }
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end;
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function MasterDetailHomePage: TMasterDetailHomePage;
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implementation
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{$R *.DFM} {*.html}
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uses
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WebReq, WebCntxt, cxWebModFact, Variants;
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function MasterDetailHomePage: TMasterDetailHomePage;
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begin
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Result := TMasterDetailHomePage(WebContext.FindModuleClass(TMasterDetailHomePage));
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end;
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procedure TMasterDetailHomePage.dsMasterScrolled(Sender: TObject;
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RowIndex: Integer);
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var
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CustomerNo: Integer;
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KeyValue: Variant;
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MasterField: TcxCustomWebDataField;
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begin
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MasterField := dsMaster.FieldByName('CustNo');
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KeyValue := dsMaster.Values[dsMaster.FocusedRowIndex, MasterField.Index];
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CustomerNo := KeyValue;
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ADOQuery1.Close;
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ADOQuery1.SQL.Text := Format('select * from orders where CustNo=%d', [CustomerNo]);
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ADOQuery1.Open;
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cxWebDBGrid1.PageSize := cxWebDBGrid1.RowCount;
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end;
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procedure TMasterDetailHomePage.cxWebPageModuleActivate(Sender: TObject);
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begin
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ADOTable1.ConnectionString := 'FILE NAME=' + DataLinkDir + '\DBDEMOS.UDL';
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ADOQuery1.ConnectionString := 'FILE NAME=' + DataLinkDir + '\DBDEMOS.UDL';
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ADOTable1.Open;
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ADOQuery1.Open;
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cxWebDBGrid1.PageSize := cxWebDBGrid1.RowCount;
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end;
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procedure TMasterDetailHomePage.cxWebPageModuleDeactivate(Sender: TObject);
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begin
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ADOQuery1.Close;
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ADOTable1.Close;
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end;
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initialization
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if WebRequestHandler <> nil then
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WebRequestHandler.AddWebModuleFactory(TcxWebPageModuleFactory.Create(TMasterDetailHomePage, TcxWebPageInfo.Create('*.html'), caDestroy));
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end.
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