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program LayoutTest;
uses Classes, fpGUI;
type
TDockingForm = class;
TGridForm = class;
TBoxForm = class;
TSimpleForm = class;
{ TMainForm }
TMainForm = class(TForm)
private
DockingForm: TDockingForm;
GridForm: TGridForm;
BoxForm: TBoxForm;
SimpleForm: TSimpleForm;
public
destructor Destroy; override;
published
Box: TBoxLayout;
Title: TLabel;
SimpleBtn, FixedBtn, BoxBtn, GridBtn, DockingBtn, ExitBtn: TButton;
//Separator: TSeparator;
procedure SimpleBtnClicked(Sender: TObject);
procedure FixedBtnClicked(Sender: TObject);
procedure DockingBtnClicked(Sender: TObject);
procedure GridBtnClicked(Sender: TObject);
procedure BoxBtnClicked(Sender: TObject);
procedure ExitBtnClicked(Sender: TObject);
end;
TSimpleForm = class(TForm)
Button: TButton;
public
constructor Create(AOwner: TComponent); override;
end;
{ TFixedForm = class(TForm)
Layout: TFixedLayout;
Button1, Button2: TButton;
public
constructor Create(AOwner: TComponent); override;
end; }
TDockingForm = Class(TForm)
Layout : TDockingLayout;
Button1,Button2,Button3,Button4,Button5 : TButton;
public
constructor Create(AOwner: TComponent); override;
end;
TGridForm = Class(TForm)
Layout : TGridLayout;
Button1,Button2,Button3,Button4,Button5, Button6 : TButton;
public
constructor Create(AOwner: TComponent); override;
end;
TBoxForm = Class(TForm)
Layout, BoxLayout: TBoxLayout;
Button1, Button2, Button3, FlipButton: TButton;
procedure FlipOrientation(Sender: TObject);
end;
// -------------------------------------------------------------------
// TMainForm
// -------------------------------------------------------------------
destructor TMainForm.Destroy;
begin
GridForm.Free;
BoxForm.Free;
DockingForm.Free;
SimpleForm.Free;
inherited Destroy;
end;
procedure TMainForm.SimpleBtnClicked(Sender: TObject);
begin
if not Assigned(SimpleForm) then
SimpleForm := TSimpleForm.Create(self);
SimpleForm.Show;
end;
procedure TMainForm.FixedBtnClicked(Sender: TObject);
begin
// Application.AddForm(TFixedForm.Create(Application));
end;
procedure TMainForm.DockingBtnClicked(Sender: TObject);
begin
Exit; //==>
{ if not Assigned(DockingForm) then
DockingForm := TDockingForm.Create(self);
DockingForm.Show;
}
Application.AddForm(TDockingForm.Create(self));
end;
procedure TMainForm.GridBtnClicked(Sender: TObject);
var
f, f2: TStream;
begin
if not Assigned(GridForm) then
GridForm := TGridForm.Create(self);
GridForm.Show;
{ Output the structure of GridForm.Layout }
f := TMemoryStream.Create;
f.WriteComponent(GridForm.Layout);
f2 := THandleStream.Create(StdOutputHandle);
f.Position := 0;
ObjectBinaryToText(f, f2);
f2.Free;
f.Free;
end;
procedure TMainForm.BoxBtnClicked(Sender: TObject);
begin
if not Assigned(BoxForm) then
Application.CreateForm(TBoxForm, BoxForm);
BoxForm.Show;
end;
procedure TMainForm.ExitBtnClicked(Sender: TObject);
begin
Close;
end;
// -------------------------------------------------------------------
// TSimpleForm
// -------------------------------------------------------------------
constructor TSimpleForm.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
Text := 'Simple Layout';
BorderWidth := 8;
Button := TButton.Create(Self);
Button.Text := 'A button...';
Child := Button;
end;
// -------------------------------------------------------------------
// TFixedForm
// -------------------------------------------------------------------
{
constructor TFixedForm.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
Text := 'Fixed Layout';
BorderWidth := 8;
Layout := TFixedLayout.Create(Self);
Layout.Name := 'Layout';
Button1 := TButton.Create(Self);
Button1.Name := 'Button1';
Button1.Text := 'A button';
Layout.AddControl(Button1, 20, 20);
Button2 := TButton.Create(Self);
Button2.Name := 'Button2';
Button2.Text := 'Another button';
Layout.AddControl(Button2, 50, 100);
Child := Layout;
end;
}
// -------------------------------------------------------------------
// TDockingForm
// -------------------------------------------------------------------
constructor TDockingForm.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
Text := 'Docking Layout';
BorderWidth := 8;
Layout := TDockingLayout.Create(Self);
Layout.Name := 'Layout';
Button1 := TButton.Create(Self);
Button1.Name := 'BTop';
Button1.Text := 'Top Alignment';
Layout.AddWidget(Button1, dmTop);
Button2 := TButton.Create(Self);
Button2.Name := 'BBottom';
Button2.Text := 'Bottom Alignment';
Layout.AddWidget(Button2, dmBottom);
Button3 := TButton.Create(Self);
Button3.Name := 'BLeft';
Button3.Text := 'Left Alignment';
Layout.AddWidget(Button3, dmLeft);
Button4 := TButton.Create(Self);
Button4.Name := 'BRight';
Button4.Text := 'Right Alignment';
Layout.AddWidget(Button4, dmRight);
Button5 := TButton.Create(Self);
Button5.Name := 'BCLient';
Button5.Text := 'Client Alignment';
Layout.AddWidget(Button5, dmClient);
Child := Layout;
end;
// -------------------------------------------------------------------
// TGridForm
// -------------------------------------------------------------------
constructor TGridForm.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
Text := 'Grid Layout';
BorderWidth := 8;
Layout := TGridLayout.Create(Self);
Layout.Name := 'Layout';
Layout.RowCount := 4;
Layout.ColCount := 3;
Button1 := TButton.Create(Self);
Button1.Name := 'TopLeft';
Button1.Text := 'Top Left';
Layout.AddWidget(Button1, 0, 0, 1, 1);
Button2 := TButton.Create(Self);
Button2.Name := 'TopRight';
Button2.Text := 'Top Right';
Layout.AddWidget(Button2, 2,0,1,1);
Button3 := TButton.Create(Self);
Button3.Name := 'CenterCenter';
Button3.Text := 'Center Center';
// Button3.CanExpandWidth := False;
// Button3.CanExpandHeight := False;
Layout.AddWidget(Button3, 1,1,1,1);
Button4 := TButton.Create(Self);
Button4.Name := 'BottomLeft';
Button4.Text := 'Bottom Left';
Layout.AddWidget(Button4,0,2,1,1);
Button5 := TButton.Create(Self);
Button5.Name := 'BottomRight';
Button5.Text := 'Bottom Right';
Layout.AddWidget(Button5, 2,2,1,1);
Button6 := TButton.Create(Self);
Button6.Name := 'BottomSpan';
Button6.Text := 'Span Columns';
Layout.AddWidget(Button6, 0,3,3,1);
Child := Layout;
end;
// -------------------------------------------------------------------
// TBoxForm
// -------------------------------------------------------------------
procedure TBoxForm.FlipOrientation (Sender : TObject);
begin
with BoxLayout do
if Orientation = Horizontal then
begin
Orientation := Vertical;
FlipButton.Text:='Switch to horizontal';
end
else
begin
Orientation := Horizontal;
FlipButton.text:='Switch to vertical';
end;
end;
var
MainForm: TMainForm;
begin
MainForm := nil;
Application.CreateForm(TMainForm, MainForm);
Application.Run;
MainForm.Free;
end.
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