source: cprs/branches/GUI-config/backups/8-23-08/LookupU.pas@ 476

Last change on this file since 476 was 476, checked in by Kevin Toppenberg, 16 years ago

New WorldVistA Config Utility

File size: 4.8 KB
Line 
1unit LookupU;
2 (*
3 WorldVistA Configuration Utility
4 (c) 8/2008 Kevin Toppenberg
5 Programmed by Kevin Toppenberg, Eddie Hagood
6
7 Family Physicians of Greeneville, PC
8 1410 Tusculum Blvd, Suite 2600
9 Greeneville, TN 37745
10 kdtop@yahoo.com
11
12 This library is free software; you can redistribute it and/or
13 modify it under the terms of the GNU Lesser General Public
14 License as published by the Free Software Foundation; either
15 version 2.1 of the License, or (at your option) any later version.
16
17 This library is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 Lesser General Public License for more details.
21
22 You should have received a copy of the GNU Lesser General Public
23 License along with this library; if not, write to the Free Software
24 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
25 *)
26
27interface
28
29uses
30 Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
31 Dialogs, StdCtrls, ORCtrls, Buttons;
32
33type
34 TFieldLookupForm = class(TForm)
35 ORComboBox: TORComboBox;
36 OKBtn: TBitBtn;
37 CancelBtn: TBitBtn;
38 procedure ORComboBoxNeedData(Sender: TObject; const StartFrom: String;
39 Direction, InsertAt: Integer);
40 procedure FormShow(Sender: TObject);
41 procedure ORComboBoxDblClick(Sender: TObject);
42 private
43 { Private declarations }
44 FFileNum : String;
45
46 public
47 { Public declarations }
48 //procedure InitORComboBox(ORComboBox: TORComboBox; initValue : string);
49 procedure PrepForm(FileNum,InitValue : string);
50 function SubSetOfFile(FileNum: string; const StartFrom: string;
51 Direction: Integer): TStrings;
52 end;
53
54var
55 FieldLookupForm: TFieldLookupForm;
56
57implementation
58
59uses
60ORNet, ORFn, Trpcb, QControls, MainU;
61{$R *.dfm}
62
63 procedure TFieldLookupForm.ORComboBoxNeedData(Sender: TObject;
64 const StartFrom: String;
65 Direction, InsertAt: Integer);
66 var
67 Result : TStrings;
68 begin
69 Result := SubSetOfFile(FFileNum, StartFrom, Direction);
70 TORComboBox(Sender).ForDataUse(Result);
71 end;
72
73 {
74 procedure TFieldLookupForm.InitORComboBox(ORComboBox: TORComboBox; initValue : string);
75 begin
76 ORComboBox.Text := initValue;
77 ORComboBox.InitLongList(initValue);
78 if ORComboBox.Items.Count > 0 then begin
79 ORComboBox.Text := Piece(ORComboBox.Items[0],'^',2);
80 end else begin
81 ORComboBox.Text := '<Start Typing to Search>';
82 end;
83 end;
84 }
85
86 procedure TFieldLookupForm.PrepForm(FileNum,InitValue : string);
87 begin
88 FFileNum := FileNum;
89 Self.Caption := 'Pick Entry from File # ' + FileNum;
90 if (FileNum='200') and (InitValue='') then begin
91 InitValue := MainForm.CurrentUserName;
92 end;
93 MainForm.InitORComboBox(ORComboBox,InitValue);
94 end;
95
96
97 function TFieldLookupForm.SubSetOfFile(FileNum: string;
98 const StartFrom: string;
99 Direction: Integer ): TStrings;
100
101 { returns a pointer to a list of file entries (for use in a long list box) -
102 The return value is a pointer to RPCBrokerV.Results, so the data must
103 be used BEFORE the next broker call! }
104 var
105 cmd,RPCResult : string;
106 begin
107 RPCBrokerV.remoteprocedure := 'TMG CHANNEL';
108 RPCBrokerV.Param[0].Value := '.X'; // not used
109 RPCBrokerV.param[0].ptype := list;
110 cmd := 'FILE ENTRY SUBSET';
111 cmd := cmd + '^' + FileNum + '^' + StartFrom + '^' + IntToStr(Direction);
112 RPCBrokerV.Param[0].Mult['"REQUEST"'] := cmd;
113 RPCBrokerV.Call;
114 RPCResult := RPCBrokerV.Results[0]; //returns: error: -1; success=1
115 if piece(RPCResult,'^',1)='-1' then begin
116 // handle error...
117 end else begin
118 RPCBrokerV.Results.Delete(0);
119 if RPCBrokerV.Results.Count=0 then begin
120 RPCBrokerV.Results.Add('0^<NO DATA>');
121 end;
122 end;
123 Result := RPCBrokerV.Results;
124 end;
125
126 procedure TFieldLookupForm.FormShow(Sender: TObject);
127 var mousePos : TPoint;
128 begin
129 GetCursorPos(mousePos);
130 with FieldLookupForm do begin
131 Top := mousePos.Y - 39;
132 Left := mousePos.X - 15;
133 if Left + Width > Screen.DesktopWidth then begin
134 Left := Screen.DesktopWidth - Width;
135 end;
136 end;
137// ORComboBox.DroppedDown := true;
138 end;
139
140
141procedure TFieldLookupForm.ORComboBoxDblClick(Sender: TObject);
142begin
143 Modalresult := mrOK; //Close form, item should be selected (?)
144end;
145
146end.
147
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