StringGrid 实例3： 本例功能: 1、修改 TStringGrid的默认宽与高; 2、添加行; 3、确认当前单元并赋值.

实例3：

本例功能:
1、修改 TStringGrid的默认宽与高;
2、添加行;
3、确认当前单元并赋值.

实例图形：

unit Unit12;

interface

uses

System.SysUtils, System.Types, System.UITypes, System.Rtti, System.Classes,

System.Variants, FMX.Types, FMX.Controls, FMX.Forms, FMX.Dialogs, FMX.Grid,

FMX.Layouts;

type

TForm12 = class(TForm)

StringGrid1: TStringGrid;

Panel1: TPanel;

Button1: TButton;

Button2: TButton;

StringColumn1: TStringColumn;

StringColumn2: TStringColumn;

StringColumn3: TStringColumn;

StringColumn4: TStringColumn;

StringColumn5: TStringColumn;

Button3: TButton;

procedure Button1Click(Sender: TObject);

procedure Button2Click(Sender: TObject);

procedure Button3Click(Sender: TObject);

private

{ Private declarations }

public

{ Public declarations }

end;

var

Form12: TForm12;

implementation

{$R *.fmx}

{修改表格的宽度和行高}

procedure TForm12.Button1Click(Sender: TObject);

begin

StringGrid1.Width:= 500;

StringGrid1.RowHeight := 18;

TButton(Sender).Text := '宽与高';

end;

procedure TForm12.Button2Click(Sender: TObject);

{添加一行}

begin

StringGrid1.RowCount := StringGrid1.RowCount + 1;

TButton(Sender).Text:= '加一行';

end;

{添加一列：addItem}

{所有单元}

procedure TForm12.Button3Click(Sender: TObject);

var

c,r: Integer;

begin

for c := 0 to StringGrid1.ColumnCount - 1 do

for r := 0 to StringGrid1.RowCount - 1 do

StringGrid1.Cells[c,r] := Format('列：%d,行：%d', [c,r]);

end;

end.