delphi动态复选框源码
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ExtCtrls, CheckLst;
type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
Panel1: TPanel;
CheckListBox1: TCheckListBox;
CheckBox1: TCheckBox;
CheckBox2: TCheckBox;
CheckBox3: TCheckBox;
CheckBox4: TCheckBox;
CheckBox5: TCheckBox;
Button4: TButton;
Button5: TButton;
Button6: TButton;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure Button4Click(Sender: TObject);
procedure Button5Click(Sender: TObject);
procedure Button6Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.Button1Click(Sender: TObject); //全选
var
i: Integer;
begin
for i := 0 to Panel1.ControlCount - 1 do
begin
if (Panel1.Controls[i].ClassType = TCheckBox) then
begin
TCheckBox(Panel1.Controls[i]).Checked := True;
end;
end;
end;
procedure TForm1.Button2Click(Sender: TObject); //取消全部选择
var
i: Integer;
begin
for i := 0 to Panel1.ControlCount - 1 do
begin
if (Panel1.Controls[i].ClassType = TCheckBox) then
begin
TCheckBox(Panel1.Controls[i]).Checked := False;
end;
end;
end;
procedure TForm1.Button3Click(Sender: TObject); //反选
var
i: Integer;
begin
for i := 0 to Panel1.ControlCount - 1 do
begin
if (Panel1.Controls[i].ClassType = TCheckBox) then
begin
if TCheckBox(Panel1.Controls[i]).Checked then
TCheckBox(Panel1.Controls[i]).Checked := false
else
TCheckBox(Panel1.Controls[i]).Checked := True;
end;
end;
end;
procedure TForm1.Button4Click(Sender: TObject); //全选
var
i: integer;
begin
for i := 0 to CheckListBox1.Items.Count - 1 do
begin
CheckListBox1.Checked[i] := True; //反选设置为False
//写入到文件
end;
end;
procedure TForm1.Button5Click(Sender: TObject);
var
i: integer;
begin
for i := 0 to CheckListBox1.Items.Count - 1 do
begin
if CheckListBox1.Checked[i] = True then
ShowMessage(CheckListBox1.Items[i]);
//写入到文件
end;
end;
procedure TForm1.Button6Click(Sender: TObject); //清空，便于加入新的一组
begin
CheckListBox1.Items.Clear;
end;
end.
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