635ebf4a4e
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@995 8e941d3f-bd1b-0410-a28a-d453659cc2b4
102 lines
2.2 KiB
ObjectPascal
102 lines
2.2 KiB
ObjectPascal
unit PrintStatusForm;
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interface
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uses
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{$IFNDEF LCL} Windows, Messages, {$ELSE} LclIntf, LMessages, LclType, LResources, {$ENDIF}
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SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
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StdCtrls, Buttons, HTMLView {$IFNDEF LCL}, MetaFilePrinter {$ENDIF};
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type
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TPrnStatusForm = class(TForm)
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StatusLabel: TLabel;
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CancelButton: TBitBtn;
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procedure CancelButtonClick(Sender: TObject);
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private
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{ Private declarations }
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Viewer: ThtmlViewer;
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Canceled: boolean;
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{$IFNDEF LCL}
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MFPrinter: TMetaFilePrinter;
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{$ENDIF}
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FromPage, ToPage: integer;
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procedure PageEvent(Sender: TObject; PageNum: integer; var Stop: boolean);
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public
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{ Public declarations }
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{$IFNDEF LCL}
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procedure DoPreview(AViewer: ThtmlViewer; AMFPrinter: TMetaFilePrinter;
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var Abort: boolean);
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{$ENDIF}
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procedure DoPrint(AViewer: ThtmlViewer; FromPg, ToPg: integer;
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var Abort: boolean);
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end;
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var
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PrnStatusForm: TPrnStatusForm;
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implementation
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{$IFNDEF LCL}
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{$R *.DFM}
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{$ENDIF}
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{$IFNDEF LCL}
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procedure TPrnStatusForm.DoPreview(AViewer: ThtmlViewer; AMFPrinter: TMetaFilePrinter;
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var Abort: boolean);
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begin
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Viewer := AViewer;
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MFPrinter := AMFPrinter;
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Viewer.OnPageEvent := PageEvent;
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try
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Show;
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Viewer.PrintPreview(MFPrinter);
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Hide;
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Abort := Canceled;
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finally
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Viewer.OnPageEvent := Nil;
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end;
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end;
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{$ENDIF}
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procedure TPrnStatusForm.DoPrint(AViewer: ThtmlViewer; FromPg, ToPg: integer;
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var Abort: boolean);
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begin
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Viewer := AViewer;
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FromPage := FromPg;
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ToPage := ToPg;
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Viewer.OnPageEvent := PageEvent;
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try
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Show;
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Viewer.Print(FromPage, ToPage);
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Hide;
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Abort := Canceled;
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finally
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Viewer.OnPageEvent := Nil;
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end;
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end;
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procedure TPrnStatusForm.PageEvent(Sender: TObject; PageNum: integer; var Stop: boolean);
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begin
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if Canceled then
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Stop := True
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else
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if PageNum = 0 then
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StatusLabel.Caption := 'Formating'
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else
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StatusLabel.Caption := 'Page Number '+ IntToStr(PageNum);
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Update;
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end;
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procedure TPrnStatusForm.CancelButtonClick(Sender: TObject);
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begin
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Canceled := True;
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end;
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initialization
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{$IFDEF LCL}
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{$I PrintStatusForm.lrs} {Include form's resource file}
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{$ENDIF}
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end.
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