mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-10-27 09:41:55 +01:00
336 lines
8.7 KiB
ObjectPascal
336 lines
8.7 KiB
ObjectPascal
{
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***************************************************************************
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* *
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* This source is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This code is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* General Public License for more details. *
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* *
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* A copy of the GNU General Public License is available on the World *
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* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
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* obtain it by writing to the Free Software Foundation, *
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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* *
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***************************************************************************
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}
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unit notebku;
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{$mode objfpc}
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{$H+}
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interface
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uses Classes, SysUtils, Controls, Forms, ExtCtrls, Buttons, StdCtrls, ComCtrls;
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type
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TForm1 = class(TForm)
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procedure fNotebkResize(Sender: TObject);
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private
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public
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fNotebk: TNotebook;
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fNotebook: TPageControl;
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fButton1: TButton;
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fButton2: TButton;
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fButton3: TButton;
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fButton4: TButton;
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fButton5: TButton;
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fButton6: TButton;
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FRadButton: TRadioButton;
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FCheckBox: TCheckBox;
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FComboBox: TComboBox;
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FLabel: TLabel;
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FGroupbox1, FGroupbox2: TGroupBox;
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constructor Create(AOwner: TComponent); override;
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procedure Button1Click(Sender: TObject);
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procedure Button2Click(Sender: TObject);
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procedure Button3Click(Sender: TObject);
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procedure Button4Click(Sender: TObject);
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procedure Button5Click(Sender: TObject);
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procedure Button6Click(Sender: TObject);
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end;
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var
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Form1: TForm1;
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implementation
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procedure TForm1.fNotebkResize(Sender: TObject);
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begin
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with fNotebook do
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SetBounds(20,50,Parent.Width-50,Parent.Height-110);
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end;
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constructor TForm1.Create(AOwner: TComponent);
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var
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i: integer;
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begin
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inherited CreateNew(AOwner, 1);
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Caption := 'Notebook/PageControl Test';
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Width := 300;
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Height := 400;
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Left := 200;
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Top := 200;
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// Create the Notebook
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fNotebk := TNotebook.Create(Self);
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with fNotebk do
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begin
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Parent := Self;
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Align := alClient;
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Left := 0;
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Top :=0;
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Width := Self.Width;
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Height := Self.Height;
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for i:=1 to 5 do
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Pages.Add('Page '+IntToStr(i));
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end;
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fNotebk.Page[4].OnResize:=@fNotebkResize;
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// Create the nested PageControl
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fNotebook := TPageControl.Create(Self);
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with fNotebook do
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begin
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Parent := fNotebk.Page[4];
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for i:=1 to 5 do
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with TTabSheet.Create(fNotebook) do
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begin
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PageControl := fNotebook;
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Caption := 'Page '+IntToStr(i);
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end;
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end;
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{ Create Goto First Page Button on last page of Notebook
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Delphi Way
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This way uses the Pages.Objects property which returns a generic object that
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must be case to a TPage. This is the way Delphi works. }
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fButton1 := TButton.Create(Self);
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with fButton1 do
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begin
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Parent := fNotebk.Page[4];
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OnClick := @Button1Click;
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Width := 150;
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Height := 23;
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left := (fNotebk.Width - Width) div 2;
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top := 20;
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Caption := 'Goto First Page';
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Show;
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end;
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{ Create Goto Last Page Button on first page of Notebook
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Custom Way
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This way uses the Page property which returns a TPage object. The Pages.Objects
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property returns a generic object that must be case to a TPage. This property is
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specific to Lazarus }
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fButton2 := TButton.Create(Self);
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with fButton2 do
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begin
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Parent := fNotebk.Page[0];
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OnClick := @Button2Click;
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Width := 150;
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Height := 23;
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left := (fNotebk.Width - Width) div 2;
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top := 20;
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Caption := 'Goto Last Page';
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Show;
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end;
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fGroupBox1 := TGroupBox.Create(Self);
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with fGroupBox1 do
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begin
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Parent := fNotebk.Page[0];
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Width := 250;
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Height := 250;
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left := (fNotebk.Width - Width) div 2;
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top := 50;
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Caption := 'Groupbox 1';
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Show;
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end;
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fGroupBox2 := TGroupBox.Create(Self);
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with fGroupBox2 do
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begin
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Parent := fGroupBox1;
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Width := 220;
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Height := 210;
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left := 10;
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top := 10;
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Caption := 'Groupbox 2';
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Show;
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end;
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fRadButton := TRadioButton.Create(Self);
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with fRadButton do
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begin
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Parent := fGroupBox2;
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Width := 150;
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Height := 23;
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left := 10;
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top := 10;
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Caption := 'Radiobutton 1';
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Show;
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end;
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fCheckBox := TCheckBox.Create(Self);
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with fCheckBox do
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begin
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Parent := fGroupBox2;
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Width := 150;
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Height := 23;
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left := 10;
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top := 40;
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Caption := 'Checkbox 1';
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Show;
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end;
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fComboBox := TComboBox.Create(Self);
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with fComboBox do
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begin
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Parent := fGroupBox2;
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Width := 150;
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Height := 23;
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left := 10;
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top := 70;
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Caption := 'Combobox 1';
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Show;
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end;
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fLabel := TLabel.Create(Self);
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with fLabel do
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begin
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Parent := fGroupbox2;
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OnClick := @Button2Click;
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Width := 150;
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Height := 23;
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left := 10;
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top := 100;
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Caption := 'Label 1';
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Show;
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end;
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// Create Close Button on the form
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fButton3 := TButton.Create(Self);
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with fButton3 do
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begin
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Parent := Self;
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OnClick := @Button3Click;
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Width := 70;
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Height := 23;
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left := (Parent.Width - Width - 20);
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top := (Parent.Height - 40);
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Caption := 'Close';
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Show;
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end;
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// Create Show/Hide Tabs Button on first page of TabbedNotebook
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fButton4 := TButton.Create(fNotebook.Page[0]);
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with fButton4 do
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begin
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Parent := fNotebook.Page[0];
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OnClick := @Button4Click;
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Width := 90;
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Height := 23;
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left := (250 {Parent.Width} - Width) div 2;
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top := 150;
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Caption := 'Hide Tabs';
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Show;
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end;
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// Create Delete Page Button on third page of TabbedNotebook
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fButton5 := TButton.Create(fNotebook.Page[2]);
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with fButton5 do
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begin
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Parent := fNotebook.Page[2];
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OnClick := @Button5Click;
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Width := 120;
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Height := 23;
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left := (250 {Parent.Width} - Width) div 2;
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top := 100;
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Caption := 'Delete Page';
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Show;
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end;
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// Create Set Tabs Position Button on first page of TabbedNotebook
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fButton6 := TButton.Create(fNotebook.Page[0]);
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with fButton6 do
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begin
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Parent := fNotebook.Page[0];
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OnClick := @Button6Click;
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Width := 150;
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Height := 23;
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left := (250 {Parent.Widht} - Width) div 2;
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top := 190;
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Caption := 'Set Tab Position';
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Show;
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end;
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// Goto the first page of the Notebook
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fNotebk.PageIndex := 0;
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end;
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procedure TForm1.Button1Click(Sender: TObject);
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begin
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//writeln('Button 1 Clicked');
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fNotebk.PageIndex := 0;
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end;
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procedure TForm1.Button2Click(Sender: TObject);
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begin
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//writeln('Button 2 Clicked');
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fNotebk.PageIndex := fNotebk.Pages.Count - 1;
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end;
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procedure TForm1.Button3Click(Sender: TObject);
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begin
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//writeln('Close Button Clicked');
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Close;
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end;
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procedure TForm1.Button4Click(Sender: TObject);
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begin
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//writeln('Show/Hide Tabs Button Clicked');
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fNotebook.ShowTabs := not fNotebook.ShowTabs;
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if (fNotebook.ShowTabs) then
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fButton4.Caption := 'Hide Tabs'
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else
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fButton4.Caption := 'Show Tabs';
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end;
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procedure TForm1.Button5Click(Sender: TObject);
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begin
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//writeln('Delete Page Button Clicked');
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if (fNotebook.PageCount > 1) then
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begin
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// Make sure we don't delete the page with the delete button on it
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if (fNotebook.PageIndex = fNotebook.PageCount - 1) then
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fNotebook.Pages[fNotebook.PageCount - 2].Free
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else
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fNotebook.Pages[fNotebook.PageCount - 1].Free;
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end;
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end;
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procedure TForm1.Button6Click(Sender: TObject);
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begin
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//writeln('Set Tab Position Button Clicked');
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if fNotebook.TabPosition = tpTop then
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fNotebook.TabPosition := tpRight
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else if fNotebook.TabPosition = tpRight then
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fNotebook.TabPosition := tpBottom
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else if fNotebook.TabPosition = tpBottom then
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fNotebook.TabPosition := tpLeft
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else if fNotebook.TabPosition = tpLeft then
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fNotebook.TabPosition := tpTop;
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end;
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end.
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