lazarus-ccr/components/exctrls/examples/ProgressBarEx/main.pas

unit main;

{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, Forms, Controls, Graphics, Dialogs, StdCtrls, ComCtrls,
  Spin, ExtCtrls, ExProgressbar;

type

  { TForm1 }

  TForm1 = class(TForm)
    btnFont: TButton;
    Button1: TButton;
    CheckBox1: TCheckBox;
    clbBackColor: TColorButton;
    clbBarColor: TColorButton;
    clbGradientEndColor: TColorButton;
    clbBorderColor: TColorButton;
    Edit1: TEdit;
    FontDialog1: TFontDialog;
    GroupBox1: TGroupBox;
    lblMarqueeLength: TLabel;
    lblMarqueeSpeed: TLabel;
    ProgressBar1: TProgressBar;
    RadioGroup1: TRadioGroup;
    RadioGroup2: TRadioGroup;
    rbNormalStyle: TRadioButton;
    rbMarqueeStyle: TRadioButton;
    rgOrientation: TRadioGroup;
    rgDrawingStyle: TRadioGroup;
    ScrollBar1: TScrollBar;
    seMarqueeLength: TSpinEdit;
    seMarqueeSpeed: TSpinEdit;
    procedure btnFontClick(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure CheckBox1Change(Sender: TObject);
    procedure clbBackColorColorChanged(Sender: TObject);
    procedure clbBarColorColorChanged(Sender: TObject);
    procedure clbGradientEndColorColorChanged(Sender: TObject);
    procedure clbBorderColorColorChanged(Sender: TObject);
    procedure Edit1Change(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure RadioGroup1Click(Sender: TObject);
    procedure RadioGroup2Click(Sender: TObject);
    procedure rbNormalStyleChange(Sender: TObject);
    procedure rbMarqueeStyleChange(Sender: TObject);
    procedure rgDrawingStyleClick(Sender: TObject);
    procedure rgOrientationClick(Sender: TObject);
    procedure ScrollBar1Change(Sender: TObject);
    procedure seMarqueeLengthChange(Sender: TObject);
    procedure seMarqueeSpeedChange(Sender: TObject);
  private
    ProgressbarEx: TProgressbarEx;
    BarHeight: Integer;

  public

  end;

var
  Form1: TForm1;

implementation

{$R *.lfm}

{ TForm1 }

procedure TForm1.FormCreate(Sender: TObject);
begin
  ProgressbarEx := TProgressbarEx.Create(self);
  ProgressbarEx.Left := 8;
  ProgressbarEx.Top := 8;
  ProgressbarEx.Width := 500;
  ProgressbarEx.Height := 28;
  ProgressbarEx.Parent := self;
  Progressbarex.Position := 75;

  Progressbar1.Left := ProgressbarEx.Left;
  Progressbar1.Width := ProgressbarEx.Width;
  BarHeight := ProgressBar1.Height;

  clbBackColor.ButtonColor := ProgressbarEx.BackColor;
  clbBarColor.ButtonColor := ProgressbarEx.BarColor;
  clbGradientEndColor.ButtonColor := ProgressbarEx.GradientEndColor;
  clbBorderColor.ButtonColor := ProgressbarEx.BorderColor;

  Scrollbar1.Position := ProgressbarEx.Position;

  Width := ProgressbarEx.Width + 32;
  Height := Width;
end;

procedure TForm1.RadioGroup1Click(Sender: TObject);
begin
  ProgressBarEx.TextMode := TProgressbarTextMode(RadioGroup1.ItemIndex);
  case ProgressBarEx.TextMode of
    tmValue: ProgressBarEx.Caption := 'Voltage: %d mV';
    tmPercent: ProgressBarEx.Caption := '%.0f%% complete';
    tmValueAndPercent: ProgressBarEx.Caption := '%1:.0f%% complete at position %0:d';
    tmCustom: ProgressBarEx.Caption := Edit1.Text;
  end;
end;

procedure TForm1.RadioGroup2Click(Sender: TObject);
begin
  ProgressBarEx.BorderStyle := TProgressBarBorderStyle(RadioGroup2.ItemIndex);
end;

procedure TForm1.rbNormalStyleChange(Sender: TObject);
begin
  Progressbar1.style := pbstNormal;
  ProgressbarEx.Style := pbstNormal;
  ProgressbarEx.Caption := IntToStr(ProgressbarEx.Position);
  Scrollbar1.Position := ProgressbarEx.Position;
  Scrollbar1.Show;
end;

procedure TForm1.rbMarqueeStyleChange(Sender: TObject);
begin
  Progressbar1.Style := pbstMarquee;
  ProgressbarEx.Style := pbstMarquee;
  Scrollbar1.Hide;
end;

procedure TForm1.rgDrawingStyleClick(Sender: TObject);
begin
  ProgressbarEx.DrawStyle := TProgressbarDrawStyle(rgDrawingStyle.ItemIndex);
end;

procedure TForm1.rgOrientationClick(Sender: TObject);
begin
  ProgressbarEx.Orientation := TProgressbarOrientation(RgOrientation.ItemIndex);

  Progressbar1.Orientation := ProgressBarEx.Orientation;
  if Progressbar1.Orientation in [pbVertical, pbTopDown] then
  begin
    Progressbar1.Left := 40;
    Progressbar1.Top := 8;
    Progressbar1.Width := BarHeight;
    ProgressBar1.Height := ProgressBarEx.Height;
  end else
  begin
    Progressbar1.Left := 8;
    Progressbar1.Top := 40;
    ProgressBar1.Height := BarHeight;
    ProgressBar1.Width := ProgressBarEx.Width;
  end;
end;

procedure TForm1.Edit1Change(Sender: TObject);
begin
  ProgressbarEx.Caption := Edit1.Text;
end;

procedure TForm1.btnFontClick(Sender: TObject);
begin
  FontDialog1.Font := ProgressbarEx.Font;
  if FontDialog1.Execute then
    ProgressbarEx.Font := FontDialog1.Font;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  ProgressbarEx.AutoSize := true;
end;

procedure TForm1.CheckBox1Change(Sender: TObject);
begin
  Progressbar1.Visible := Checkbox1.Checked;
end;

procedure TForm1.clbBackColorColorChanged(Sender: TObject);
begin
  ProgressbarEx.BackColor := clbBackColor.ButtonColor;
end;

procedure TForm1.clbBarColorColorChanged(Sender: TObject);
begin
  ProgressbarEx.BarColor := clbBarColor.ButtonColor;
end;

procedure TForm1.clbGradientEndColorColorChanged(Sender: TObject);
begin
  ProgressbarEx.GradientEndColor := clbGradientEndColor.ButtonColor;
end;

procedure TForm1.clbBorderColorColorChanged(Sender: TObject);
begin
  ProgressbarEx.BorderColor := clbBorderColor.ButtonColor;
end;

procedure TForm1.ScrollBar1Change(Sender: TObject);
begin
  ProgressbarEx.Position := Scrollbar1.Position;
  Progressbar1.Position := Scrollbar1.Position;
end;

procedure TForm1.seMarqueeLengthChange(Sender: TObject);
begin
  ProgressbarEx.MarqueeLength := seMarqueeLength.Value;
end;

procedure TForm1.seMarqueeSpeedChange(Sender: TObject);
begin
  ProgressbarEx.MarqueeSpeed := seMarqueeSpeed.Value;
end;

end.