lazarus/lcl/interfaces/fpgui/fpguiwsprivate.pp
sekelsenmat 388e62b32f tiny improvements on fpgui interface
git-svn-id: trunk@11158 -
2007-05-17 08:15:51 +00:00

671 lines
19 KiB
ObjectPascal

{ $Id: FPGUIwsprivate.pp 10697 2007-02-27 23:17:33Z marc $ }
{
------------------------------------------
FPGUIwsprivate.pp - FPGUI internal classes
------------------------------------------
@created(Thu Feb 1st WET 2007)
@lastmod($Date: 2007-02-27 18:17:33 -0500 (Tue, 27 Feb 2007) $)
@author(Marc Weustink <marc@@lazarus.dommelstein.net>)
This unit contains the private class hierarchy for the fpgui implemetation
This hierarchy reflects (more or less) the widget hierarchy
*****************************************************************************
* *
* This file is part of the Lazarus Component Library (LCL) *
* *
* See the file COPYING.modifiedLGPL, included in this distribution, *
* for details about the copyright. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* *
*****************************************************************************
}
unit fpguiwsprivate;
{$mode objfpc}{$H+}
interface
uses
// LCL
LCLType, LMessages, LCLProc, Controls, Classes, SysUtils, Forms,
// widgetset
WSControls, WSLCLClasses, WSProc,
// interface
fpgui, fpgfx;
type
IContainer = interface(IInterface)
procedure AddChild(AWidget: TFWidget);
procedure RemoveChild(AWidget: TFWidget);
end;
ISimpleText = interface(IInterface)
procedure SetText(const AText: String);
function GetText: String;
end;
{ TFPGUIPrivate }
TFPGUIPrivate = class(TInterfacedObject)
function _AddRef : longint;stdcall;
function _Release : longint;stdcall;
end;
{ TFPGUIPrivateWidget }
{ Private class for widgets }
TFPGUIPrivateWidget = class(TFPGUIPrivate)
private
FWidget: TFWidget;
FLCLObject: TWinControl;
function GetVisible: Boolean;
procedure SetVisible(const AValue: Boolean);
protected
public
constructor Create(ALCLObject: TWinControl; const AParams: TCreateParams); virtual;
destructor Destroy; override;
procedure CreateWidget(const AParams: TCreateParams); virtual; abstract;
procedure SetSize(AWidth, AHeight: LongInt); virtual;
procedure SetPosition(AX, AY: Integer); virtual;
property LCLObject: TWinControl read FLCLObject;
property Visible: Boolean read GetVisible write SetVisible;
property Widget: TFWidget read FWidget write FWidget;
end;
{ TFPGUIPrivateContainer }
{ Private class for containers }
TFPGUIPrivateContainer = class(TFPGUIPrivateWidget, IContainer)
private
protected
fFixed: TFFixedLayout;
public
constructor Create(ALCLObject: TWinControl; const AParams: TCreateParams); override;
destructor Destroy; override;
// IContainer
procedure AddChild(AWidget: TFWidget);
procedure RemoveChild(AWidget: TFWidget);
end;
{ TFPGUIPrivateBin }
{ Private class for bins }
TFPGUIPrivateBin = class(TFPGUIPrivateContainer)
private
protected
public
end;
{ TFPGUIPrivateWindow }
{ Private class for windows }
TFPGUIPrivateWindow = class(TFPGUIPrivateBin, ISimpleText)
private
protected
public
function Form: TFForm;
constructor Create(ALCLObject: TWinControl; const AParams: TCreateParams); override;
procedure CreateWidget(const AParams: TCreateParams); override;
procedure DestroyWidget; override;
destructor Destroy; override;
procedure SetSize(AWidth, AHeight: LongInt); override;
procedure SetPosition(AX, AY: Integer); override;
// ISimpleText
procedure SetText(const AText: String);
function GetText: String;
end;
{ TFPGUIPrivateDialog }
{ Private class for dialogs }
TFPGUIPrivateDialog = class(TFWidget) // is there a dialog widget?
private
protected
public
end;
{ TFPGUIPrivateButton }
{ Private class for buttons }
TFPGUIPrivateButton = class(TFPGUIPrivateWidget, ISimpleText)
private
procedure Clicked(Sender: TObject);
protected
public
function Button: TFButton;
constructor Create(ALCLObject: TWinControl; const AParams: TCreateParams); override;
procedure CreateWidget(const AParams: TCreateParams); override;
procedure DestroyWidget; override;
// ISimpleText
procedure SetText(const AText: String);
function GetText: String;
end;
{ TFPGUIPrivateComboBox }
TFPGUIPrivateComboBox = class(TFPGUIPrivateWidget)
private
protected
public
function ComboBox: TFComboBox;
constructor Create(ALCLObject: TWinControl; const AParams: TCreateParams); override;
procedure DestroyWidget; override;
procedure CreateWidget(const AParams: TCreateParams); override;
end;
{ TFPGUIPrivateEdit }
TFPGUIPrivateEdit = class(TFPGUIPrivateWidget, ISimpleText)
private
protected
public
function Edit: TFEdit;
constructor Create(ALCLObject: TWinControl; const AParams: TCreateParams); override;
procedure CreateWidget(const AParams: TCreateParams); override;
// ISimpleText
procedure SetText(const AText: String);
function GetText: String;
end;
{ TFPGUIPrivateCheckBox }
TFPGUIPrivateCheckBox = class(TFPGUIPrivateWidget, ISimpleText)
private
protected
public
function CheckBox: TFCheckBox;
constructor Create(ALCLObject: TWinControl; const AParams: TCreateParams); override;
procedure CreateWidget(const AParams: TCreateParams); override;
// ISimpleText
procedure SetText(const AText: String);
function GetText: String;
end;
{ TFPGUIPrivateRadioButton }
TFPGUIPrivateRadioButton = class(TFPGUIPrivateWidget, ISimpleText)
private
protected
public
function RadioButton: TFRadioButton;
constructor Create(ALCLObject: TWinControl; const AParams: TCreateParams); override;
procedure CreateWidget(const AParams: TCreateParams); override;
// ISimpleText
procedure SetText(const AText: String);
function GetText: String;
end;
{TFPGUIPrivateNotebook = class(TPrivateNotebook)
private
protected
public
end;}
implementation
uses LCLMessageGlue, GfxBase;
{ TFPGUIPrivate }
function TFPGUIPrivate._AddRef: longint; stdcall;
begin
Result := -1;
end;
function TFPGUIPrivate._Release: longint; stdcall;
begin
Result := -1;
end;
{ TFPGUIPrivateWidget }
procedure TFPGUIPrivateWidget.SetVisible(const AValue: Boolean);
begin
Widget.Visible := AValue;
end;
function TFPGUIPrivateWidget.GetVisible: Boolean;
begin
Result := Widget.Visible;
end;
constructor TFPGUIPrivateWidget.Create(ALCLObject: TWinControl; const AParams: TCreateParams);
begin
FLCLObject := ALCLObject;
CreateWidget(AParams);
end;
destructor TFPGUIPrivateWidget.Destroy;
begin
FreeAndNil(Widget);
inherited Destroy;
end;
procedure TFPGUIPrivateWidget.SetSize(AWidth, AHeight: LongInt);
begin
Widget.SetBounds(Widget.Left, Widget.Top, AWidth, AHeight);
end;
procedure TFPGUIPrivateWidget.SetPosition(AX, AY: Integer);
begin
Widget.SetBounds(AX, AY, Widget.Width, Widget.Height);
end;
{ TFPGUIPrivateContainer }
constructor TFPGUIPrivateContainer.Create(ALCLObject: TWinControl;
const AParams: TCreateParams);
begin
inherited Create(ALCLObject, AParams);
FFixed := TFFixedLayout.Create(Widget);
end;
destructor TFPGUIPrivateContainer.Destroy;
begin
FFixed.Free;
inherited Destroy;
end;
procedure TFPGUIPrivateContainer.AddChild(AWidget: TFWidget);
begin
fFixed.AddWidget(AWidget, 0, 0);
end;
procedure TFPGUIPrivateContainer.RemoveChild(AWidget: TFWidget);
begin
// fFixed.RemoveChild(AWidget);
end;
{ TFPGUIPrivateWindow }
{------------------------------------------------------------------------------
Method: TFPGUIPrivateWindow.Form
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
function TFPGUIPrivateWindow.Form: TFForm;
begin
Result := TFForm(Widget);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateWindow.SetSize
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateWindow.SetSize(AWidth, AHeight: LongInt);
begin
Form.Wnd.SetSize(Size(AWidth, AHeight));
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateWindow.SetPosition
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateWindow.SetPosition(AX, AY: Integer);
begin
Form.Wnd.SetPosition(Point(AX, AY));
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateWindow.Create
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
constructor TFPGUIPrivateWindow.Create(ALCLObject: TWinControl; const AParams: TCreateParams);
begin
inherited Create(ALCLObject, AParams);
Form.InsertChild(fFixed);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateWindow.CreateWidget
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateWindow.CreateWidget(const AParams: TCreateParams);
begin
{$IFDEF VerboseFPGUIIntf}
WriteLn('[TFPGUIPrivateWindow.CreateWidget]');
{$ENDIF}
Widget := TFForm.Create(nil);
Form.Wnd.SetSize(Size(AParams.Width, AParams.Height));
Form.Wnd.SetPosition(Point(AParams.X, AParams.Y));
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateWindow.Destroy
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
destructor TFPGUIPrivateWindow.Destroy;
begin
{$IFDEF VerboseFPGUIIntf}
WriteLn('[TFPGUIPrivateWindow.Destroy]');
{$ENDIF}
inherited Destroy;
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateWindow.SetText
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateWindow.SetText(const AText: String);
begin
Form.Wnd.Title := AText;
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateWindow.GetText
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
function TFPGUIPrivateWindow.GetText: String;
begin
Result := Form.Wnd.Title;
end;
{ TFPGUIPrivateButton }
{------------------------------------------------------------------------------
Method: TFPGUIPrivateButton.Clicked
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateButton.Clicked(Sender: TObject);
begin
LCLSendClickedMsg(LCLObject);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateButton.Button
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
function TFPGUIPrivateButton.Button: TFButton;
begin
Result := TFButton(Widget);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateButton.CreateWidget
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateButton.CreateWidget(const AParams: TCreateParams);
var
ParentContainer: TFPGUIPrivateContainer;
begin
{$IFDEF VerboseFPGUIIntf}
WriteLn('[TFPGUIPrivateButton.CreateWidget]');
{$ENDIF}
ParentContainer := TFPGUIPrivateContainer(LCLObject.Parent.Handle);
Widget := TFButton.Create(ParentContainer.Widget);
ParentContainer.AddChild(Widget);
Widget.SetBounds(LCLObject.Left, LCLObject.Top, LCLObject.Width, LCLObject.Height);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateButton.Create
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
constructor TFPGUIPrivateButton.Create(ALCLObject: TWinControl; const AParams: TCreateParams);
begin
inherited Create(ALCLObject, AParams);
// Events
Button.OnClick := @Clicked;
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateButton.SetText
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateButton.SetText(const AText: String);
begin
Button.Text := AText;
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateButton.GetText
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
function TFPGUIPrivateButton.GetText: String;
begin
Result := Button.Text;
end;
{ TFPGUIPrivateComboBox }
{------------------------------------------------------------------------------
Method: TFPGUIPrivateComboBox.ComboBox
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
function TFPGUIPrivateComboBox.ComboBox: TFComboBox;
begin
Result := TFComboBox(Widget);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateComboBox.CreateWidget
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateComboBox.CreateWidget(const AParams: TCreateParams);
var
ParentContainer: TFPGUIPrivateContainer;
begin
ParentContainer := TFPGUIPrivateContainer(LCLObject.Parent.Handle);
Widget := TFComboBox.Create(ParentContainer.Widget);
ParentContainer.AddChild(Widget);
Widget.SetBounds(LCLObject.Left, LCLObject.Top, LCLObject.Width, LCLObject.Height);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateComboBox.Create
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
constructor TFPGUIPrivateComboBox.Create(ALCLObject: TWinControl;
const AParams: TCreateParams);
begin
inherited Create(ALCLObject, AParams);
// Events
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateComboBox.DestroyWidget
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateComboBox.DestroyWidget;
begin
{
var
ParentContainer: TFPGUIPrivateContainer;
begin
ParentContainer := TFPGUIPrivateContainer(LCLObject.Parent.Handle);
ParentContainer.RemoveChild(Widget);
Widget.Free;}
end;
{ TFPGUIPrivateEdit }
{------------------------------------------------------------------------------
Method: TFPGUIPrivateEdit.Create
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
constructor TFPGUIPrivateEdit.Create(ALCLObject: TWinControl;
const AParams: TCreateParams);
begin
inherited Create(ALCLObject, AParams);
// Events
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateEdit.CreateWidget
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateEdit.CreateWidget(const AParams: TCreateParams);
var
ParentContainer: TFPGUIPrivateContainer;
begin
ParentContainer := TFPGUIPrivateContainer(LCLObject.Parent.Handle);
Widget := TFEdit.Create(ParentContainer.Widget);
ParentContainer.AddChild(Widget);
Widget.SetBounds(LCLObject.Left, LCLObject.Top, LCLObject.Width, LCLObject.Height);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateEdit.Edit
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
function TFPGUIPrivateEdit.Edit: TFEdit;
begin
Result := TFEdit(Widget);
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateEdit.SetText
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
procedure TFPGUIPrivateEdit.SetText(const AText: String);
begin
Edit.Text := AText;
end;
{------------------------------------------------------------------------------
Method: TFPGUIPrivateEdit.GetText
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
function TFPGUIPrivateEdit.GetText: String;
begin
Result := Edit.Text;
end;
{ TFPGUIPrivateCheckBox }
function TFPGUIPrivateCheckBox.CheckBox: TFCheckBox;
begin
Result := TFCheckBox(Widget);
end;
constructor TFPGUIPrivateCheckBox.Create(ALCLObject: TWinControl;
const AParams: TCreateParams);
begin
inherited Create(ALCLObject, AParams);
end;
procedure TFPGUIPrivateCheckBox.CreateWidget(const AParams: TCreateParams);
var
ParentContainer: TFPGUIPrivateContainer;
begin
ParentContainer := TFPGUIPrivateContainer(LCLObject.Parent.Handle);
Widget := TFCheckBox.Create(ParentContainer.Widget);
ParentContainer.AddChild(Widget);
Widget.SetBounds(LCLObject.Left, LCLObject.Top, LCLObject.Width, LCLObject.Height);
end;
procedure TFPGUIPrivateCheckBox.SetText(const AText: String);
begin
CheckBox.Text := AText;
end;
function TFPGUIPrivateCheckBox.GetText: String;
begin
Result := CheckBox.Text;
end;
{ TFPGUIPrivateRadioButton }
function TFPGUIPrivateRadioButton.RadioButton: TFRadioButton;
begin
Result := TFRadioButton(Widget);
end;
constructor TFPGUIPrivateRadioButton.Create(ALCLObject: TWinControl;
const AParams: TCreateParams);
begin
inherited Create(ALCLObject, AParams);
end;
procedure TFPGUIPrivateRadioButton.CreateWidget(const AParams: TCreateParams);
var
ParentContainer: TFPGUIPrivateContainer;
begin
ParentContainer := TFPGUIPrivateContainer(LCLObject.Parent.Handle);
Widget := TFRadioButton.Create(ParentContainer.Widget);
ParentContainer.AddChild(Widget);
Widget.SetBounds(LCLObject.Left, LCLObject.Top, LCLObject.Width, LCLObject.Height);
end;
procedure TFPGUIPrivateRadioButton.SetText(const AText: String);
begin
RadioButton.Text := AText;
end;
function TFPGUIPrivateRadioButton.GetText: String;
begin
Result := RadioButton.Text;
end;
end.