1、调整单元宽度;
2、调整单元高度.
运行效果图:

//本例代码:
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ExtCtrls, Grids;
type
TForm1 = class(TForm)
StringGrid1: TStringGrid;
Panel1: TPanel;
Button1: TButton;
Button2: TButton;
Button3: TButton;
Button4: TButton;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure Button4Click(Sender: TObject);
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
{单元宽+}
procedure TForm1.Button1Click(Sender: TObject);
begin
TButton(Sender).Caption := '单元宽+';
with StringGrid1 do
ColWidths[Col] := ColWidths[Col] * 2;
end;
{单元宽-}
procedure TForm1.Button2Click(Sender: TObject);
begin
TButton(Sender).Caption := '单元宽-';
with StringGrid1 do
ColWidths[Col] := ColWidths[Col] div 2;
end;
{单元高+}
procedure TForm1.Button3Click(Sender: TObject);
begin
TButton(Sender).Caption := '单元高+';
with StringGrid1 do
RowHeights[Row] := RowHeights[Row] * 2;
end;
{单元高-}
procedure TForm1.Button4Click(Sender: TObject);
begin
TButton(Sender).Caption := '单元高-';
with StringGrid1 do
RowHeights[Row] := RowHeights[Row] div 2;
end;
end.