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lhelp: replace MessageBox, with Form.Modal. FIx IPC hang. issue #0022592

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git-svn-id: trunk@38285 -
This commit is contained in:
martin 2012-08-20 13:33:59 +00:00
parent 51fa7f0f40
commit c4d537e314
1 changed files with 37 additions and 5 deletions
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42
components/chmhelp/lhelp/lhelpcore.pas
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@ -36,7 +36,7 @@ interface
uses uses
Classes, SysUtils, SimpleIPC, Laz2_XMLCfg, Classes, SysUtils, SimpleIPC, Laz2_XMLCfg,
FileUtil, LResources, Forms, Controls, Graphics, Dialogs, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
Buttons, LCLProc, IpHtml, ComCtrls, ExtCtrls, Menus, LCLType, Buttons, LCLProc, IpHtml, ComCtrls, ExtCtrls, Menus, LCLType, LCLIntf, StdCtrls,
BaseContentProvider, FileContentProvider, BaseContentProvider, FileContentProvider,
ChmContentProvider ChmContentProvider
{$IFDEF USE_LNET}, HTTPContentProvider{$ENDIF}; {$IFDEF USE_LNET}, HTTPContentProvider{$ENDIF};
@ -149,11 +149,43 @@ begin
end; end;
procedure THelpForm.AboutItemClick(Sender: TObject); procedure THelpForm.AboutItemClick(Sender: TObject);
var
f: TForm;
l: TLabel;
b: TButton;
begin begin
Application.MessageBox('LHelp (CHM file viewer)'#13 + f := TForm.Create(Application);
'Ver. 2009.06.08'#13 + try
'Copyright (C) Andrew Haines', f.Caption := 'About';
'About', 0); f.BorderStyle := bsDialog;
f.Position := poMainFormCenter;
f.Constraints.MinWidth := 150;
f.Constraints.MaxWidth := 250;
l := TLabel.Create(f);
l.Parent := f;;
l.Align := alTop;
l.BorderSpacing.Around := 6;
l.Caption := 'LHelp (CHM file viewer)' + LineEnding +
'Ver. 2009.06.08' + LineEnding +
'Copyright (C) Andrew Haines';
l.AutoSize := True;
l.WordWrap := True;
b := TButton.Create(f);
b.Parent := f;
b.BorderSpacing.Around := 6;
b.Anchors := [akTop, akLeft];
b.AnchorSide[akTop].Control := l;
b.AnchorSide[akTop].Side := asrBottom;
b.AnchorSide[akLeft].Control := f;
b.AnchorSide[akLeft].Side := asrCenter;
b.Caption := 'Ok';
b.ModalResult := mrOk;
f.AutoSize := False;
f.AutoSize := True;
f.ShowModal;
finally
f.free;
end;
end; end;