Delphi Tutorial Listview

Delphi Tutorial Listview

In this tutorial you can learn how to work with Listview in Delphi.
You can learn how to create,edit and delete items, and also how to add icons to items.

Here is video with steps :



Here is also code used in this video :

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ImgList, Menus, StdCtrls, ExtCtrls, ComCtrls;

type
  TForm1 = class(TForm)
    ListView1: TListView;
    Panel1: TPanel;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    Button5: TButton;
    CheckBox1: TCheckBox;
    Button6: TButton;
    Button7: TButton;
    Button8: TButton;
    Button9: TButton;
    ImageList1: TImageList;
    Button10: TButton;
    CheckBox2: TCheckBox;
    procedure Button1Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
    procedure Button7Click(Sender: TObject);
    procedure Button8Click(Sender: TObject);
    procedure Button9Click(Sender: TObject);
    procedure CheckBox1Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure ListView1DblClick(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button10Click(Sender: TObject);
    procedure CheckBox2Click(Sender: TObject);
    procedure ListView1Edited(Sender: TObject; Item: TListItem; var S: string);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button10Click(Sender: TObject);
var
Itm:TListItem;
i:Integer;
begin
for I := 1 to 10 do
begin
Itm:=ListView1.Items.Add;

Itm.Caption:='Item '+IntToStr(ListView1.Items.Count);
Itm.SubItems.Add(Itm.Caption+' Subitem 1');
Itm.SubItems.Add(Itm.Caption+' Subitem 2');
Itm.ImageIndex:=0;
end;


end;

procedure TForm1.Button1Click(Sender: TObject);
var
Itm:TListItem;
begin
Itm:=ListView1.Items.Add;
Itm.Caption:='Item '+IntToStr(ListView1.Items.Count);
Itm.SubItems.Add(Itm.Caption+' Subitem 1');
Itm.SubItems.Add(Itm.Caption+' Subitem 2');

Itm.ImageIndex:=0;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
ListView1.DeleteSelected;
end;

procedure TForm1.Button3Click(Sender: TObject);
begin
ListView1.Items.Clear;
end;

procedure TForm1.Button4Click(Sender: TObject);
var i:Integer;
begin
for I := 0 to ListView1.Items.Count-1 do
begin
ListView1.Items[i].Checked:=True;
end;
end;

procedure TForm1.Button5Click(Sender: TObject);
var i:Integer;
begin
for I := 0 to ListView1.Items.Count-1 do
begin
ListView1.Items[i].Checked:=False;
end;
end;

procedure TForm1.Button6Click(Sender: TObject);
begin
ListView1.ViewStyle:=vsIcon;
end;

procedure TForm1.Button7Click(Sender: TObject);
begin
ListView1.ViewStyle:=vsList;
end;

procedure TForm1.Button8Click(Sender: TObject);
begin
ListView1.ViewStyle:=vsReport;
end;

procedure TForm1.Button9Click(Sender: TObject);
begin
ListView1.ViewStyle:=vsSmallIcon;
end;

procedure TForm1.CheckBox1Click(Sender: TObject);
begin
  ListView1.Checkboxes:=CheckBox1.Checked;
end;

procedure TForm1.CheckBox2Click(Sender: TObject);
begin
ListView1.RowSelect:=CheckBox2.Checked;
end;

procedure TForm1.ListView1DblClick(Sender: TObject);
begin
if ListView1.ItemFocused.Checked=true then
 ListView1.ItemFocused.Checked:=false
else
  ListView1.ItemFocused.Checked:=True;
end;

procedure TForm1.ListView1Edited(Sender: TObject; Item: TListItem;
  var S: string);
begin
 Item.SubItems[0]:=
S+' Subitem 1';
Item.SubItems[1]:=
S+' Subitem 2';
end;

end.

Read More...