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unit ResPopupBrowser; |
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interface |
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uses |
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Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, |
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ActiveX, OleCtrls, HintWindow, |
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{$IF Defined(DELPRO) } |
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SHDocVw, |
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MSHTML |
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{$ELSE} |
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SHDocVw_TLB, |
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MSHTML_TLB |
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{$IFEND} |
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; |
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|
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type |
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TResPopupBrowser = class(TWebBrowser) |
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private |
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FChild :TResPopupBrowser; |
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FTitle :String; |
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FPopupType: TGikoPopupType; |
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function GetBodyStyle(): string; |
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protected |
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procedure CreateParams(var Params: TCreateParams); override; |
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public |
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constructor Create(AOwner: TComponent); override; |
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destructor Destroy; override; |
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property Child: TResPopupBrowser read FChild; |
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property Title: String read FTitle write FTitle; |
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function CreateNewBrowser: TResPopupBrowser; |
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procedure Write(ADocument: String); |
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procedure Clear; |
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procedure ChildClear; |
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procedure NavigateBlank; |
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function CalcRect(MaxWidth: Integer): TRect; |
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property PopupType: TGikoPopupType read FPopupType write FPopupType; |
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end; |
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|
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implementation |
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uses MojuUtils, GikoSystem, Setting, Giko; |
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constructor TResPopupBrowser.Create(AOwner: TComponent); |
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begin |
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inherited Create(AOwner); |
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FChild := nil; |
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Visible := False; |
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Title := ''; |
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end; |
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|
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destructor TResPopupBrowser.Destroy; |
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begin |
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inherited Destroy; |
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end; |
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procedure TResPopupBrowser.CreateParams(var Params: TCreateParams); |
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begin |
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inherited CreateParams(Params); |
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end; |
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function TResPopupBrowser.CreateNewBrowser: TResPopupBrowser; |
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begin |
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if (Self.Visible) then begin |
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if (FChild <> nil) then begin |
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if (FChild.Visible) then begin |
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Result := FChild.CreateNewBrowser; |
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end else begin |
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Result := FChild; |
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end; |
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end else begin |
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FChild := TResPopupBrowser.Create(Self); |
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TOleControl(FChild).Parent := nil; |
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FChild.NavigateBlank; |
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FChild.OnEnter := GikoForm.BrowserEnter; |
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FChild.OnStatusTextChange := GikoForm.BrowserStatusTextChange; |
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FChild.OnNewWindow2 := GikoForm.BrowserNewWindow2; |
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ShowWindow(FChild.Handle, SW_HIDE); |
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Result := FChild; |
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end; |
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end else begin |
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TOleControl(Self).Parent := nil; |
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Self.NavigateBlank; |
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Self.OnEnter := GikoForm.BrowserEnter; |
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Self.OnStatusTextChange := GikoForm.BrowserStatusTextChange; |
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Self.OnNewWindow2 := GikoForm.BrowserNewWindow2; |
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Result := Self; |
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end; |
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|
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end; |
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procedure TResPopupBrowser.NavigateBlank; |
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begin |
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if (not Assigned(Self.Document)) then begin |
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Self.Navigate('about:blank'); |
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end; |
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while (Self.ReadyState <> READYSTATE_COMPLETE) and |
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(Self.ReadyState <> READYSTATE_INTERACTIVE) do begin |
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Forms.Application.ProcessMessages; |
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end; |
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end; |
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procedure TResPopupBrowser.Write(ADocument: String); |
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var |
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doc: Variant; |
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ARect: TRect; |
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begin |
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Self.Visible := True; |
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ShowWindow(Self.Handle, SW_SHOW); |
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try |
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doc := Idispatch( olevariant(Self.ControlInterface).Document) as IHTMLDocument2; |
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doc.open; |
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doc.charset := 'Shift_JIS'; |
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doc.Write('<html><head>'#13#10 + |
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'<meta http-equiv="Content-type" content="text/html; charset=Shift_JIS">'#13#10 + |
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Title + GetBodyStyle + '</head><body>' + |
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ADocument + '</body></html>'); |
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doc.Close; |
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while (Self.ReadyState <> READYSTATE_COMPLETE) and |
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(Self.ReadyState <> READYSTATE_INTERACTIVE) do begin |
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Sleep(1); |
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Forms.Application.ProcessMessages; |
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end; |
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ARect := CalcRect(Screen.Width); |
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SetWindowPos(Self.Handle, HWND_TOPMOST, |
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ARect.Left, ARect.Top, |
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(ARect.Right - ARect.Left) , |
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(ARect.Bottom - ARect.Top), |
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SWP_NOACTIVATE or SWP_HIDEWINDOW); |
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ShowWindow(Self.Handle, SW_SHOWNOACTIVATE); |
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except |
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end; |
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end; |
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function TResPopupBrowser.GetBodyStyle(): string; |
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begin |
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Result := '<style type="text/css">' + |
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'dl { margin :0px; padding :0px}'#13#10 + |
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'body { ' + |
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'border-width: 1px; border-style: solid;white-space: nowrap; ' + |
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'margin: 2px 4px 0px 0px; padding: 0px 4px 0px 0px'; |
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if Length( GikoSys.Setting.HintFontName ) > 0 then |
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Result := Result + 'font-family:"' + GikoSys.Setting.HintFontName + '";'; |
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if GikoSys.Setting.HintFontSize <> 0 then |
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Result := Result + 'font-size:' + IntToStr( GikoSys.Setting.HintFontSize ) + 'pt;'; |
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if GikoSys.Setting.HintFontColor <> -1 then |
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Result := Result + 'color:#' + IntToHex( GikoSys.Setting.HintFontColor, 6 ) + ';'; |
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if GikoSys.Setting.HintBackColor <> -1 then |
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Result := Result + 'background-color:#' + |
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IntToHex( |
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(GikoSys.Setting.HintBackColor shr 16) or |
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(GikoSys.Setting.HintBackColor and $ff00) or |
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((GikoSys.Setting.HintBackColor and $ff) shl 16), 6 ) + ';'; |
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Result := Result + '}</style>'; |
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end; |
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procedure TResPopupBrowser.Clear; |
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begin |
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ChildClear; |
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if (Self.Visible) then begin |
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Self.Title := ''; |
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Self.Visible := False; |
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ShowWindow(Self.Handle, SW_HIDE); |
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end; |
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end; |
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procedure TResPopupBrowser.ChildClear; |
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begin |
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if (FChild <> nil) then begin |
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FChild.Clear; |
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end; |
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end; |
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function TResPopupBrowser.CalcRect(MaxWidth: Integer): TRect; |
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var |
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p: TPoint; |
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doc: Variant; |
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ele: IHTMLElement2; |
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begin |
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GetCursorpos(p); |
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ele := ((Self.Document as IHTMLDocument2).body as IHTMLElement2); |
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Result := Rect(0, 0, |
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ele.scrollWidth + 15, |
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ele.scrollHeight + 15); |
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case GikoSys.Setting.PopupPosition of |
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gppRightTop: OffsetRect(Result, p.x - (Result.Right - Result.Left), p.y - (Result.Bottom - Result.Top)); |
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gppRight: OffsetRect(Result, p.x - (Result.Right - Result.Left), p.y - ((Result.Bottom - Result.Top) div 2)); |
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gppRightBottom: OffsetRect(Result, p.x - (Result.Right - Result.Left), p.y); |
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gppTop: OffsetRect(Result, p.x - ((Result.Right - Result.Left) div 2), p.y - (Result.Bottom - Result.Top)); |
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gppCenter: OffsetRect(Result, p.x - ((Result.Right - Result.Left) div 2), p.y - ((Result.Bottom - Result.Top) div 2)); |
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gppBottom: OffsetRect(Result, p.x - ((Result.Right - Result.Left) div 2), p.y); |
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gppLeftTop: OffsetRect(Result, p.x, p.y - (Result.Bottom - Result.Top)); |
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gppLeft: OffsetRect(Result, p.x, p.y - ((Result.Bottom - Result.Top) div 2)); |
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gppLeftBottom: OffsetRect(Result, p.x, p.y); |
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end; |
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if (Result.Left < 0) then begin |
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OffsetRect(Result, -Result.Left, 0); |
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end; |
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if (Result.Top < 0) then begin |
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OffsetRect(Result, 0, -Result.Top); |
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end; |
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end; |
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end. |