| 1 | { **************************************************************
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| 2 |         Package: XWB - Kernel RPCBroker
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| 3 |         Date Created: Sept 18, 1997 (Version 1.1)
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| 4 |         Site Name: Oakland, OI Field Office, Dept of Veteran Affairs
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| 5 |         Developers: Danila Manapsal, Don Craven, Joel Ivey
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| 6 |         Description: Property Editors for TRPCBroker component.
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| 7 |         Current Release: Version 1.1 Patch 40 (January 7, 2005))
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| 8 | *************************************************************** }
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| 9 | 
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| 10 | unit RpcbEdtr;
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| 11 | 
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| 12 | {$I IISBase.inc}
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| 13 | 
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| 14 | interface
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| 15 | 
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| 16 | uses
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| 17 |   {Delphi standard}
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| 18 |   Classes, Controls, Dialogs,
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| 19 |   {$IFDEF D6_OR_HIGHER}
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| 20 |   DesignIntf, DesignEditors, DesignMenus,
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| 21 |   {$ELSE}
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| 22 |   DsgnIntf,
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| 23 |   {$ENDIF}
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| 24 |   Forms, Graphics, Messages, SysUtils,
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| 25 |   WinProcs, WinTypes,
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| 26 |   Trpcb; //P14 -- pack split
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| 27 | 
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| 28 | 
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| 29 | type
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| 30 | 
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| 31 | {------ TRemoteProc property editor ------}
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| 32 |    {This property editor gets a list of remote procedures from the API file.}
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| 33 | 
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| 34 | TRemoteProcProperty = class(TStringProperty)
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| 35 | private
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| 36 |   { Private declarations }
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| 37 | protected
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| 38 |   { Protected declarations }
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| 39 | public
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| 40 |   { Public declarations }
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| 41 |   function GetAttributes: TPropertyAttributes; override;
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| 42 |   procedure GetValues(Proc: TGetStrProc); override;
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| 43 |   procedure SetValue(const Value: string); override;
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| 44 | end;
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| 45 | 
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| 46 | 
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| 47 | {------ TServerProperty property editor ------}
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| 48 |    {This property editor gets a list of servers from the C:\WINDOWS\HOSTS file}
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| 49 | 
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| 50 | TServerProperty = class(TStringProperty)
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| 51 | private
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| 52 |   { Private declarations }
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| 53 | protected
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| 54 |   { Protected declarations }
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| 55 | public
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| 56 |   { Public declarations }
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| 57 |   function GetAttributes: TPropertyAttributes; override;
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| 58 |   procedure GetValues(Proc: TGetStrProc); override;
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| 59 |   function GetValue: string; override;
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| 60 |   procedure SetValue(const Value: string); override;
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| 61 | end;
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| 62 | 
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| 63 | 
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| 64 | {------ TRpcVersion property editor ------}
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| 65 |    {This property editor checks to make sure that RpcVersion is not eimpty.
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| 66 |     If it is, it stuffs '0' (default).}
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| 67 | 
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| 68 | TRpcVersionProperty = class(TStringProperty)
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| 69 | private
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| 70 |   { Private declarations }
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| 71 | protected
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| 72 |   { Protected declarations }
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| 73 | public
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| 74 |   { Public declarations }
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| 75 |   procedure SetValue(const Value: string); override;
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| 76 | end;
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| 77 | 
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| 78 | 
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| 79 | procedure Register;
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| 80 | 
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| 81 | 
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| 82 | implementation
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| 83 | 
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| 84 | 
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| 85 | uses
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| 86 |   XWBut1, MFunStr, {TRPCB,} Hash, RpcbErr; //P14 -- pack split
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| 87 | 
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| 88 | function TRemoteProcProperty.GetAttributes;
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| 89 | begin
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| 90 |   Result := [paAutoUpdate,paValueList];
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| 91 | end;
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| 92 | 
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| 93 | procedure TRemoteProcProperty.GetValues(Proc: TGetStrProc);
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| 94 | var
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| 95 |   RpcbEdited, RPCBTemp: TRPCBroker;
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| 96 |   I: integer;
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| 97 | begin
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| 98 |   RPCBTemp := nil;
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| 99 |   RpcbEdited := GetComponent(0) as TRPCBroker;
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| 100 |   try
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| 101 |     RPCBTemp := TRPCBroker.Create(RpcbEdited);
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| 102 |     with RpcbTemp do begin
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| 103 |       ShowErrorMsgs := RpcbEdited.ShowErrorMsgs;
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| 104 |       Server := RpcbEdited.Server;
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| 105 |       ListenerPort := RpcbEdited.ListenerPort;
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| 106 |       ClearParameters := True;
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| 107 |       ClearResults := True;
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| 108 |       RemoteProcedure := 'XWB RPC LIST';
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| 109 |       Param[0].Value := GetValue;
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| 110 |       Param[0].PType := literal;
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| 111 |       Call;
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| 112 |       for I := 0 to Results.Count - 1 do Proc(Results[I]);
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| 113 |     end;
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| 114 |   finally
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| 115 |     RPCBTemp.Free;
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| 116 |   end;
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| 117 | end;
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| 118 | 
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| 119 | procedure TRemoteProcProperty.SetValue(const Value: string);
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| 120 | begin
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| 121 |   SetStrValue(UpperCase(Piece(Value,'   [',1)));  {convert user entry all to upper case}
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| 122 | end;
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| 123 | 
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| 124 | function TServerProperty.GetAttributes;
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| 125 | begin
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| 126 |   Result := [paAutoUpdate,paValueList];
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| 127 | end;
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| 128 | 
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| 129 | function TServerProperty.GetValue: string;
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| 130 | begin
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| 131 |   Result := Piece(GetStrValue,'   [',1);  {get just the  name}
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| 132 | end;
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| 133 | 
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| 134 | procedure TServerProperty.GetValues(Proc: TGetStrProc);
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| 135 | var
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| 136 |   ServerList: TStringList;
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| 137 |   I: integer;
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| 138 | begin
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| 139 |   ServerList := TStringList.Create;
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| 140 |   GetHostList(ServerList);
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| 141 |   for I := 0 to ServerList.Count - 1 do Proc(ServerList[I]);
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| 142 |   ServerList.Free;
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| 143 | end;
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| 144 | 
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| 145 | procedure TServerProperty.SetValue(const Value: string);
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| 146 | begin
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| 147 |   SetStrValue(Piece(Value,'   [',1));  {get just the  name}
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| 148 | end;
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| 149 | 
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| 150 | procedure TRpcVersionProperty.SetValue(const Value: string);
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| 151 | begin
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| 152 | {
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| 153 |   try
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| 154 |     if Value = '' then NetError('Configure',XWB_NullRpcVer)
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| 155 |     else SetStrValue(Value);
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| 156 |   except
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| 157 |     on E: EBrokerError do begin
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| 158 |       ShowBrokerError(E);
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| 159 |       SetStrValue('0');
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| 160 |     end;
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| 161 |   end;
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| 162 | }
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| 163 |   if Value <> '' then SetStrValue(Value)
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| 164 |   else begin
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| 165 |     ShowMessage('RPCVersion cannot be empty.  Default is 0 (zero).');
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| 166 |     SetStrValue('0');
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| 167 |   end;
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| 168 | end;
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| 169 | 
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| 170 | procedure Register;
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| 171 | begin
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| 172 |   RegisterPropertyEditor(TypeInfo(TRemoteProc),nil,'',TRemoteProcProperty);
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| 173 |   RegisterPropertyEditor(TypeInfo(TServer),nil,'',TServerProperty);
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| 174 |   RegisterPropertyEditor(TypeInfo(TRpcVersion),nil,'',TRpcVersionProperty);
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| 175 | end;
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| 176 | 
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| 177 | end.
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