lazarus/ide/genericchecklist.pas

80 lines
1.7 KiB
ObjectPascal

unit GenericCheckList;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils,
Forms, Controls, StdCtrls, Dialogs, ButtonPanel, CheckLst, Buttons,
// IdeIntf
IDEImagesIntf;
type
{ TGenericCheckListForm }
TGenericCheckListForm = class(TForm)
ButtonPanel1: TButtonPanel;
CheckListBox1: TCheckListBox;
InfoLabel: TLabel;
procedure CheckListBox1ItemClick(Sender: TObject; {%H-}Index: integer);
procedure FormShow(Sender: TObject);
private
fActionBtn: TBitBtn;
procedure UpdateButtons;
public
constructor CreateWithActionButton(aCaption: TCaption; aResourceGlyphName: string = '');
end;
implementation
{$R *.lfm}
{ TGenericCheckListForm }
constructor TGenericCheckListForm.CreateWithActionButton(aCaption: TCaption;
aResourceGlyphName: string);
begin
inherited Create(nil);
fActionBtn := TBitBtn.Create(ButtonPanel1);
fActionBtn.Caption := aCaption;
fActionBtn.ModalResult := mrYes; // ActionButton will return mrYes.
fActionBtn.Align := alRight;
fActionBtn.BorderSpacing.Left := 6;
fActionBtn.BorderSpacing.Right := 6;
if aResourceGlyphName <> '' then
IDEImages.AssignImage(fActionBtn, aResourceGlyphName);
fActionBtn.AutoSize := True;
fActionBtn.Parent := ButtonPanel1;
end;
procedure TGenericCheckListForm.FormShow(Sender: TObject);
begin
UpdateButtons;
end;
procedure TGenericCheckListForm.CheckListBox1ItemClick(Sender: TObject; Index: integer);
begin
UpdateButtons;
end;
procedure TGenericCheckListForm.UpdateButtons;
var
i: Integer;
begin
if Assigned(fActionBtn) then
begin
for i := 0 to CheckListBox1.Count-1 do
if CheckListBox1.Checked[i] then
begin
fActionBtn.Enabled := True;
Exit;
end;
fActionBtn.Enabled := False;
end;
end;
end.