FastReport_2022_VCL/Source/frxPopupForm.pas
2024-01-01 16:13:08 +01:00

100 lines
2.1 KiB
ObjectPascal

{******************************************}
{ }
{ FastReport VCL }
{ Parent form for pop-up controls }
{ }
{ Copyright (c) 1998-2021 }
{ by Fast Reports Inc. }
{ }
{******************************************}
unit frxPopupForm;
interface
{$I frx.inc}
uses
SysUtils,
{$IFNDEF FPC}
Windows, Messages,
{$ENDIF}
Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, frxBaseForm
{$IFDEF FPC}
, LResources, LCLType, LCLIntf, LCLProc
{$ENDIF}
{$IFDEF Delphi6}
, Variants
{$ENDIF};
type
TfrxPopupForm = class(TfrxBaseForm)
procedure FormDeactivate(Sender: TObject);
procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
private
FResizable: Boolean;
{$IFNDEF FPC}
procedure WMNCHitTest(var Message: TWMNCHitTest); message WM_NCHITTEST;
{$ENDIF}
procedure SetResizable(const Value: Boolean);
{ Private declarations }
public
property Resizable: Boolean read FResizable write SetResizable;
{ Public declarations }
end;
var
frxPopupFormCloseTime: UInt = 0;
implementation
{$IFNDEF FPC}
{$R *.DFM}
{$ELSE}
{$R *.lfm}
{$ENDIF}
procedure TfrxPopupForm.FormDeactivate(Sender: TObject);
begin
frxPopupFormCloseTime := GetTickCount;
Close;
end;
procedure TfrxPopupForm.SetResizable(const Value: Boolean);
begin
FResizable := Value;
Resize;
end;
{$IFNDEF FPC}
procedure TfrxPopupForm.WMNCHitTest(var Message: TWMNCHitTest);
begin
Message.Result := HTCLIENT;
inherited;
if not FResizable then Exit;
if (Message.XPos >= Left + Width - 4) and (Message.XPos <= Left + Width) then
Message.Result := HTRIGHT;
if (Message.YPos >= Top + Height - 4) and (Message.YPos <= Top + Height) then
begin
if Message.Result = HTRIGHT then
Message.Result := HTBOTTOMRIGHT
else
Message.Result := HTBOTTOM;
end;
end;
{$ENDIF}
procedure TfrxPopupForm.FormClose(Sender: TObject;
var CloseAction: TCloseAction);
begin
if ModalResult = mrNone then
CloseAction := caFree;
end;
end.