examples/dbcontrolgrid/unit2.pas

unit Unit2;

{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, StdCtrls, db,
  IBTreeView, IBQuery;

type

  { TSelectDeptDlg }

  TSelectDeptDlg = class(TForm)
    Button1: TButton;
    Button2: TButton;
    DataSource1: TDataSource;
    Depts: TIBQuery;
    DeptsTreeView: TIBTreeView;
    Label1: TLabel;
    procedure DeptsTreeViewDblClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
    procedure FormShow(Sender: TObject);
  private
    { private declarations }
    FDeptKeyPath: string;
    FDept_no: string;
  public
    { public declarations }
    function ShowModal(DeptKeyPath: string; var Dept_no: string): TModalResult;
  end;

var
  SelectDeptDlg: TSelectDeptDlg;

implementation

{$R *.lfm}

{ TSelectDeptDlg }

procedure TSelectDeptDlg.FormShow(Sender: TObject);
begin
  Depts.Active := true;
  if FDeptKeyPath <> '' then
    DeptsTreeView.FindNode(StrIntListToVar(FDeptKeyPath),true); {Find and Select Current Dept}
end;

function TSelectDeptDlg.ShowModal(DeptKeyPath: string; var Dept_no: string
  ): TModalResult;
begin
  FDeptKeyPath := DeptKeyPath;
  Result := inherited ShowModal;
  Dept_no := FDept_no;
end;

procedure TSelectDeptDlg.FormClose(Sender: TObject; var CloseAction: TCloseAction);
begin
  FDept_no := '';
  if assigned(DeptsTreeView.Selected) then
    FDept_no := TIBTreeNode(DeptsTreeView.Selected).KeyValue;
  Depts.Active := false
end;

procedure TSelectDeptDlg.DeptsTreeViewDblClick(Sender: TObject);
begin
  ModalResult := mrOK;
end;

end.

Revision:	23
Committed:	Fri Mar 13 10:26:52 2015 UTC (9 years, 8 months ago) by tony
Content type:	text/x-pascal
File size:	1582 byte(s)
Log Message:	Committing updates for Release R1-2-1
#	Content
1	unit Unit2;
2
3	{$mode objfpc}{$H+}
4
5	interface
6
7	uses
8	Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, StdCtrls, db,
9	IBTreeView, IBQuery;
10
11	type
12
13	{ TSelectDeptDlg }
14
15	TSelectDeptDlg = class(TForm)
16	Button1: TButton;
17	Button2: TButton;
18	DataSource1: TDataSource;
19	Depts: TIBQuery;
20	DeptsTreeView: TIBTreeView;
21	Label1: TLabel;
22	procedure DeptsTreeViewDblClick(Sender: TObject);
23	procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
24	procedure FormShow(Sender: TObject);
25	private
26	{ private declarations }
27	FDeptKeyPath: string;
28	FDept_no: string;
29	public
30	{ public declarations }
31	function ShowModal(DeptKeyPath: string; var Dept_no: string): TModalResult;
32	end;
33
34	var
35	SelectDeptDlg: TSelectDeptDlg;
36
37	implementation
38
39	{$R *.lfm}
40
41	{ TSelectDeptDlg }
42
43	procedure TSelectDeptDlg.FormShow(Sender: TObject);
44	begin
45	Depts.Active := true;
46	if FDeptKeyPath <> '' then
47	DeptsTreeView.FindNode(StrIntListToVar(FDeptKeyPath),true); {Find and Select Current Dept}
48	end;
49
50	function TSelectDeptDlg.ShowModal(DeptKeyPath: string; var Dept_no: string
51	): TModalResult;
52	begin
53	FDeptKeyPath := DeptKeyPath;
54	Result := inherited ShowModal;
55	Dept_no := FDept_no;
56	end;
57
58	procedure TSelectDeptDlg.FormClose(Sender: TObject; var CloseAction: TCloseAction);
59	begin
60	FDept_no := '';
61	if assigned(DeptsTreeView.Selected) then
62	FDept_no := TIBTreeNode(DeptsTreeView.Selected).KeyValue;
63	Depts.Active := false
64	end;
65
66	procedure TSelectDeptDlg.DeptsTreeViewDblClick(Sender: TObject);
67	begin
68	ModalResult := mrOK;
69	end;
70
71	end.
72