Componentes.Terceros.jvcl/official/3.32/design/JvLookoutEditor.pas

{-----------------------------------------------------------------------------
The contents of this file are subject to the Mozilla Public License
Version 1.1 (the "License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.mozilla.org/MPL/MPL-1.1.html

Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either expressed or implied. See the License for
the specific language governing rights and limitations under the License.

The Original Code is: JvOutEdit.PAS, released on 2002-05-26.

The Initial Developer of the Original Code is Peter Thörnqvist [peter3 att users dott sourceforge dott net]
Portions created by Peter Thörnqvist are Copyright (C) 2002 Peter Thörnqvist.
All Rights Reserved.

Contributor(s):

You may retrieve the latest version of this file at the Project JEDI's JVCL home page,
located at http://jvcl.sourceforge.net

Description:
  Component Editors for TJvLookOut components

Known Issues:
-----------------------------------------------------------------------------}
// $Id: JvLookoutEditor.pas 11214 2007-03-16 19:46:24Z ahuser $

unit JvLookoutEditor;

{$I jvcl.inc}

interface

uses
  Classes, SysUtils,
  {$IFDEF VCL}
  Forms, ImgList,
  {$ENDIF VCL}
  {$IFDEF VisualCLX}
  QForms, QImgList,
  {$ENDIF VisualCLX}
  {$IFDEF COMPILER6_UP}
  DesignIntf, DesignEditors,
  {$ELSE}
  DsgnIntf,
  {$ENDIF COMPILER6_UP}
  JvTypes, JvLookOut, JvDsgnEditors, JvDsgnTypes;

type
  TJvLookOutPageEditor = class(TComponentEditor)
  public
    constructor Create(AComponent: TComponent; ADesigner: IJvFormDesigner); override;
    procedure AddButton; virtual;
    procedure AddPage; virtual;
    procedure SetActive; virtual;
    procedure Edit; override;
    procedure ExecuteVerb(Index: Integer); override;
    function GetVerb(Index: Integer): string; override;
    function GetVerbCount: Integer; override;
    property Component;
    property Designer;
  end;

  TJvLookOutEditor = class(TComponentEditor)
  public
    constructor Create(AComponent: TComponent; ADesigner: IJvFormDesigner); override;
    procedure AddPage; virtual;
    procedure Edit; override;
    procedure ExecuteVerb(Index: Integer); override;
    function GetVerb(Index: Integer): string; override;
    function GetVerbCount: Integer; override;
    property Component;
    property Designer;
  end;

  TJvExpressEditor = class(TComponentEditor)
  public
    constructor Create(AComponent: TComponent; ADesigner: IJvFormDesigner); override;
    procedure AddButton; virtual;
    procedure Edit; override;
    procedure ExecuteVerb(Index: Integer); override;
    function GetVerb(Index: Integer): string; override;
    function GetVerbCount: Integer; override;
    property Component;
    property Designer;
  end;

  TJvLookOutImageIndexProperty = class(TJvDefaultImageIndexProperty)
  protected
    function ImageList: TCustomImageList; override;
    function GetButton: TJvCustomLookOutButton;
  end;

implementation

uses
  JvDsgnConsts;

const
  cLookOutButton = 'LookOutButton';
  cLookOutPage = 'LookOutPage';
  cExpressButton = 'ExpressButton';

//=== { TJvLookOutPageEditor } ===============================================

constructor TJvLookOutPageEditor.Create(AComponent: TComponent; ADesigner: IJvFormDesigner);
begin
  inherited Create(AComponent, ADesigner);
end;

procedure TJvLookOutPageEditor.Edit;
begin
  if Component <> nil then
    ExecuteVerb(1);
end;

procedure TJvLookOutPageEditor.SetActive;
var
  C: TJvLookOutPage;
  P: TJvLookOut;
begin
  if Component = nil then
    Exit;
  C := TJvLookOutPage(Component);
  if C.Parent is TJvLookOut then
  begin
    P := TJvLookOut(C.Parent);
    P.ActivePage := C;
  end;
end;

procedure TJvLookOutPageEditor.AddButton;
var
  Btn: TJvLookOutButton;
begin
  if Component = nil then
    Exit;
  Btn := TJvLookOutPage(Component).AddButton as TJvLookOutButton;
  Btn.Name := Designer.UniqueName(cLookOutButton);
  Btn.Caption := Btn.Name;
//  Designer.CreateComponent(TJvLookOutButton, Component, 0, MaxInt, 0, 0);
end;

function TJvLookOutPageEditor.GetVerb(Index: Integer): string;
begin
  // (rom) added initialization to be more readable
  Result := '';
  if Component = nil then
    Exit;
  case Index of
    0:
      Result := RsAddPage;
    1:
      Result := RsActivate;
    2:
      Result := RsAddButton;
    3:
      Result := '-'; // do not localize
    4:
      Result := RsScrollUp;
    5:
      Result := RsScrollDown;
  end;
end;

procedure TJvLookOutPageEditor.ExecuteVerb(Index: Integer);
begin
  case Index of
    0:
      AddPage;
    1:
      SetActive;
    2:
      AddButton;
    3:
      ;
    4:
      TJvLookOutPage(Component).UpArrow;
    5:
      TJvLookOutPage(Component).DownArrow;
  end;
end;

function TJvLookOutPageEditor.GetVerbCount: Integer;
begin
  Result := 6;
end;

procedure TJvLookOutPageEditor.AddPage;
var
  Page: TJvLookOutPage;
begin
  if Component is TJvLookOutPage then
  begin
    Page := TJvLookOut(TJvLookOutPage(Component).Parent).AddPage;
    Page.Name := Designer.UniqueName(cLookOutPage);
    Page.Caption := Page.Name;
  end;
end;

//=== { TJvLookOutEditor } ===================================================

constructor TJvLookOutEditor.Create(AComponent: TComponent; ADesigner: IJvFormDesigner);
begin
  inherited Create(AComponent, ADesigner);
end;

procedure TJvLookOutEditor.Edit;
begin
  if Component <> nil then
    inherited Edit;
end;

procedure TJvLookOutEditor.ExecuteVerb(Index: Integer);
var
  I: Integer;
begin
  if Component = nil then
    Exit;
  case Index of
    0:
      AddPage;
    1: { next }
      begin
        with Component as TJvLookOut do
          for I := 0 to ControlCount - 1 do
            if (Controls[I] = (Component as TJvLookOut).ActivePage) and
              (I + 1 < ControlCount) and
              (Controls[I + 1] <> nil) and
              (Controls[I + 1] is TJvLookOut) then
            begin
              (Component as TJvLookOut).ActivePage := TJvLookOutPage(Controls[I + 1]);
              Break;
            end;
      end;
    2: { previous }
      begin
        with Component as TJvLookOut do
          for I := ControlCount - 1 downto 0 do
            if (Controls[I] = (Component as TJvLookOut).ActivePage) and
              (I > 0) and
              (Controls[I - 1] <> nil) and
              (Controls[I - 1] is TJvLookOut) then
            begin
              (Component as TJvLookOut).ActivePage := TJvLookOutPage(Controls[I - 1]);
              Break;
            end;
      end;
  end;
end;

procedure TJvLookOutEditor.AddPage;
var
  Page: TJvLookOutPage;
begin
  if Component <> nil then
  begin
    Page := TJvLookOut(Component).AddPage;
    Page.Name := Designer.UniqueName(cLookOutPage);
    Page.Caption := Page.Name;
  end;
end;

function TJvLookOutEditor.GetVerb(Index: Integer): string;
begin
  case Index of
    0:
      Result := RsAddPage_;
    1:
      Result := RsNextPage;
    2:
      Result := RsPreviousPage;
  end;
end;

function TJvLookOutEditor.GetVerbCount: Integer;
begin
  Result := 3;
end;

//=== { TJvExpressEditor } ===================================================

constructor TJvExpressEditor.Create(AComponent: TComponent; ADesigner: IJvFormDesigner);
begin
  inherited Create(AComponent, ADesigner);
end;

procedure TJvExpressEditor.AddButton;
var
  Exp: TJvExpress;
  Btn: TJvExpressButton;
begin
  if Component = nil then
    Exit;

  Exp := TJvExpress(Component);
  Btn := TJvExpressButton(Exp.AddButton);
  Btn.Name := Designer.UniqueName(cExpressButton);
  Btn.Caption := Btn.Name;

  with Exp.Controls[Exp.ControlCount - 1] do
  begin
    Width := Exp.Width - 4;
    Left := 0;
  end;
end;

procedure TJvExpressEditor.Edit;
begin
  inherited Edit;
end;

procedure TJvExpressEditor.ExecuteVerb(Index: Integer);
begin
  case Index of
    0:
      AddButton;
//  1: ShowMessage(_('Lookout components'#13'Copyright © 1997 by Peter Thornqvist; all rights reserved'));
  end;
end;

function TJvExpressEditor.GetVerb(Index: Integer): string;
begin
  case Index of
    0:
      Result := RsAddButton;
//    1: Result := _('About...');
  end;
end;

function TJvExpressEditor.GetVerbCount: Integer;
begin
  Result := 1;
end;

//=== { TJvLookOutImageIndexProperty } =======================================

function TJvLookOutImageIndexProperty.GetButton: TJvCustomLookOutButton;
begin
  if GetComponent(0) is TJvCustomLookOutButton then
    Result := TJvCustomLookOutButton(GetComponent(0))
  else
    Result := nil;
end;

type
  THackButton = class(TJvCustomLookOutButton);

function TJvLookOutImageIndexProperty.ImageList: TCustomImageList;
var
  Btn: TJvCustomLookOutButton;
begin
  Btn := GetButton;
  if Btn <> nil then
  begin
    if THackButton(Btn).ImageSize = isLarge then
      Result := THackButton(Btn).LargeImages
    else
      Result := THackButton(Btn).SmallImages;
  end
  else
    Result := nil;
end;

end.