asprev.pas

来自「delphi的超级好用的表格控件」· PAS 代码 · 共 50 行

unit asprev;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  ExtCtrls, AdvGrid, Grids;

type
  TPagePreview = class(TForm)
    PaintBox1: TPaintBox;
    procedure PaintBox1Paint(Sender: TObject);
  private
    asg:tAdvStringGrid;
    { Private declarations }
  public
    constructor Create(aOwner:tComponent; aStringGrid:tAdvStringGrid);
    { Public declarations }
  end;

var
  PagePreview: TPagePreview;

implementation

{$R *.DFM}

constructor TPagePreview.Create(aOwner:tComponent; aStringGrid:tAdvStringGrid);
begin
 inherited Create(aOwner);
 asg:=aStringGrid;
end;

procedure TPagePreview.PaintBox1Paint(Sender: TObject);
var
 gr:tgridrect;
begin
 asg.printpreview(paintbox1.canvas,paintbox1.clientrect);
{
 gr.left:=0;
 gr.right:=asg.colcount-1;
 gr.top:=2;
 gr.bottom:=4;

 asg.printpreviewrect(paintbox1.canvas,paintbox1.clientrect,gr);
} 
end;

end.