136 lines
3.7 KiB
ObjectPascal
136 lines
3.7 KiB
ObjectPascal
{******************************************************************
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JEDI-VCL Demo
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Copyright (C) 2002 Project JEDI
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Original author:
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Contributor(s):
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You may retrieve the latest version of this file at the JEDI-JVCL
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home page, located at http://jvcl.sourceforge.net
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The contents of this file are used with permission, subject to
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the Mozilla Public License Version 1.1 (the "License"); you may
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not use this file except in compliance with the License. You may
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obtain a copy of the License at
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http://www.mozilla.org/MPL/MPL-1_1Final.html
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Software distributed under the License is distributed on an
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"AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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******************************************************************}
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unit DSAExamplesCustom2;
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interface
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uses
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Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
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StdCtrls, JvComponent, JvDSADialogs;
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type
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TfrmDSAExamplesCustomDlg2 = class(TForm)
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lblMessage: TLabel;
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rbNone: TRadioButton;
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rbUnlock: TRadioButton;
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rbReportError: TRadioButton;
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cbSuppress: TCheckBox;
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btnOK: TButton;
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JvDSADialog: TJvDSADialog;
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procedure JvDSADialogApplyKeys(Sender: TObject;
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const DSAInfo: TDSARegItem; const Storage: TDSAStorage);
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procedure JvDSADialogUpdateKeys(Sender: TObject;
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const DSAInfo: TDSARegItem; const Storage: TDSAStorage);
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procedure UpdateBtnState(Sender: TObject);
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procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
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public
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{ Public declarations }
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procedure SelectRBByIndex(Value: Integer);
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function SelectedRBIndex: Integer;
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end;
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function DoCustomDSA2: string;
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implementation
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{$R *.DFM}
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function DoCustomDSA2: string;
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begin
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with TfrmDSAExamplesCustomDlg2.Create(Screen.ActiveForm) do
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try
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ShowModal;
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case SelectedRBIndex of
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0:
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Result := 'Do nothing';
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1:
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Result := 'Unlock file';
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2:
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Result := 'Report error and stop';
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else
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Result := 'Unknown state: ' + IntToStr(SelectedRBIndex);
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end;
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finally
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Free;
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end;
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end;
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{ TfrmDSAExamplesCustomDlg2 }
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procedure TfrmDSAExamplesCustomDlg2.SelectRBByIndex(Value: Integer);
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begin
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case Value of
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0:
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rbNone.Checked := True;
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1:
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rbUnlock.Checked := True;
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2:
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rbReportError.Checked := True;
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else
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ShowMessage('Unknown Action value read: ' + IntToStr(Value));
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end;
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end;
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function TfrmDSAExamplesCustomDlg2.SelectedRBIndex: Integer;
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begin
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if rbNone.Checked then
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Result := 0
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else if rbUnlock.Checked then
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Result := 1
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else if rbReportError.Checked then
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Result := 2
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else
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Result := -1;
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end;
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procedure TfrmDSAExamplesCustomDlg2.JvDSADialogApplyKeys(Sender: TObject;
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const DSAInfo: TDSARegItem; const Storage: TDSAStorage);
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begin
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// Read the index of the checked radio button and apply it.
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SelectRBByIndex(Storage.ReadInteger(DSAInfo, 'Action'));
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end;
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procedure TfrmDSAExamplesCustomDlg2.JvDSADialogUpdateKeys(Sender: TObject;
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const DSAInfo: TDSARegItem; const Storage: TDSAStorage);
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begin
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// Store the index of the radio button that is checked.
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Storage.WriteInteger(DSAInfo, 'Action', SelectedRBIndex);
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end;
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procedure TfrmDSAExamplesCustomDlg2.UpdateBtnState(Sender: TObject);
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begin
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btnOK.Enabled := rbNone.Checked or rbUnlock.Checked or rbReportError.Checked;
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end;
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procedure TfrmDSAExamplesCustomDlg2.FormCloseQuery(Sender: TObject;
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var CanClose: Boolean);
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begin
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CanClose := btnOK.Enabled;
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end;
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end.
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