Delphi 在TPanel中随机生成行列的子Tpanel处理方法

unit Unit1;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.ExtCtrls, Vcl.StdCtrls;

type
  TForm1 = class(TForm)
    Panel1: TPanel;
    Button1: TButton;
    Label1: TLabel;
    Edit_Rows: TEdit;
    Edit_Cols: TEdit;
    Label2: TLabel;
    Label3: TLabel;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
    function RetTPanel(Name: string; Width,Height: Integer): Tpanel;
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}


procedure TForm1.Button1Click(Sender: TObject);
var
  Bits: array of TPanel;
  i,x,y,Rows,Cols,TpanelWidth,TpanelHeight: Integer;
begin
  //3行 5列
  Rows := StrToIntDef(edit_Rows.Text,2);
  Cols := StrToIntDef(edit_Cols.Text,2);
  TpanelWidth := Panel1.Width div Cols;
  TpanelHeight := Panel1.Height div Rows;
  SetLength(Bits,Rows*Cols);
  for i := 0 to Length(Bits) - 1 do
  begin
    Bits[i] := RetTPanel('TPanel'+IntToStr(i),TpanelWidth,TpanelHeight);
  end;

  { 绘制 }
  x := 0;
  y := 0;
  for i := 0 to Length(Bits) - 1 do
  begin
    Bits[i].Parent := Panel1;
    Bits[i].Left := x;
    Bits[i].Top := y;

    Inc(x, Bits[i].Width);
    if x >= Cols*Bits[i].Width then
    begin
      x := 0;
      Inc(y, Bits[i].Height);
    end;
  end;
end;

function TForm1.RetTPanel(Name: string; Width,Height: Integer): Tpanel;
begin
  Result := Tpanel.Create(Application);
  Result.Name := Name;
  Result.Caption := Name;
  Result.Color := clRed;
  Result.Width := Width;
  Result.Height := Height;
  Result.Enabled := True;
  Result.Visible := True;
end;

end.