{******************************************************************************}
{                       CnPack For Delphi/C++Builder                           }
{                     中国人自己的开放源码第三方开发包                         }
{                   (C)Copyright 2001-2016 CnPack 开发组                       }
{                   ------------------------------------                       }
{                                                                              }
{            本开发包是开源的自由软件，您可以遵照 CnPack 的发布协议来修        }
{        改和重新发布这一程序。                                                }
{                                                                              }
{            发布这一开发包的目的是希望它有用，但没有任何担保。甚至没有        }
{        适合特定目的而隐含的担保。更详细的情况请参阅 CnPack 发布协议。        }
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{            网站地址：http://www.cnpack.org                                   }
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{******************************************************************************}

unit CnEditorCodeIndent;
{* |<PRE>
================================================================================
* 软件名称：CnPack IDE 专家包
* 单元名称：代码块缩进工具单元
* 单元作者：刘啸（LiuXiao） liuxiao@cnpack.org; http://www.cnpack.org
* 备    注：
* 开发平台：PWin2000Pro + Delphi 5.01
* 兼容测试：PWin9X/2000/XP + Delphi 5/6/7 + C++Builder 5/6
* 本 地 化：该窗体中的字符串均符合本地化处理方式
* 单元标识：$Id$
* 修改记录：2005.01.22 V1.0
*               创建单元，实现功能
================================================================================
|</PRE>}

interface

{$I CnWizards.inc}

{$IFDEF CNWIZARDS_CNEDITORWIZARD}

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls, IniFiles, ToolsAPI, CnWizClasses, CnWizUtils, CnConsts, CnCommon,
  Menus, CnEditorWizard, CnWizConsts, CnEditorCodeTool;

type

//==============================================================================
// 代码块缩进工具类
//==============================================================================

{ TCnEditorCodeIndent }

  TCnEditorCodeIndent = class(TCnEditorCodeTool)
  public
    constructor Create(AOwner: TCnEditorWizard); override;
    function GetCaption: string; override;
    function GetHint: string; override;
    procedure GetEditorInfo(var Name, Author, Email: string); override;
    procedure Execute; override;
  end;

//==============================================================================
// 代码块反缩进工具类
//==============================================================================

{ TCnEditorCodeUnIndent }

  TCnEditorCodeUnIndent = class(TCnEditorCodeTool)
  public
    constructor Create(AOwner: TCnEditorWizard); override;
    function GetCaption: string; override;
    function GetHint: string; override;
    procedure GetEditorInfo(var Name, Author, Email: string); override;
    procedure Execute; override;
  end;

{$ENDIF CNWIZARDS_CNEDITORWIZARD}

implementation

{$IFDEF CNWIZARDS_CNEDITORWIZARD}

{ TCnEditorCodeIndent }

constructor TCnEditorCodeIndent.Create(AOwner: TCnEditorWizard);
begin
  inherited;
  ValidInSource := True;
  BlockMustNotEmpty := True;
end;

function TCnEditorCodeIndent.GetCaption: string;
begin
  Result := SCnEditorCodeIndentMenuCaption;
end;

function TCnEditorCodeIndent.GetHint: string;
begin
  Result := SCnEditorCodeIndentMenuHint;
end;

procedure TCnEditorCodeIndent.GetEditorInfo(var Name, Author, Email: string);
begin
  Name := SCnEditorCodeIndentName;
  Author := SCnPack_LiuXiao;
  Email := SCnPack_LiuXiaoEmail;
end;

procedure TCnEditorCodeIndent.Execute;
var
  EditView: IOTAEditView;
begin
  EditView := CnOtaGetTopMostEditView;
  if Assigned(EditView) and (EditView.Block <> nil) then
  begin
    EditView.Block.Indent(CnOtaGetBlockIndent);
    EditView.Paint;
  end;
end;

{ TCnEditorCodeUnIndent }

constructor TCnEditorCodeUnIndent.Create(AOwner: TCnEditorWizard);
begin
  inherited;
  ValidInSource := True;
  BlockMustNotEmpty := True;
end;

function TCnEditorCodeUnIndent.GetCaption: string;
begin
  Result := SCnEditorCodeUnIndentMenuCaption;
end;

function TCnEditorCodeUnIndent.GetHint: string;
begin
  Result := SCnEditorCodeUnIndentMenuHint;
end;

procedure TCnEditorCodeUnIndent.GetEditorInfo(var Name, Author, Email: string);
begin
  Name := SCnEditorCodeUnIndentName;
  Author := SCnPack_LiuXiao;
  Email := SCnPack_LiuXiaoEmail;
end;

procedure TCnEditorCodeUnIndent.Execute;
var
  EditView: IOTAEditView;
begin
  EditView := CnOtaGetTopMostEditView;
  if Assigned(EditView) and (EditView.Block <> nil) then
  begin
    EditView.Block.Indent(-CnOtaGetBlockIndent);
    EditView.Paint;
  end;
end;

initialization
  RegisterCnEditor(TCnEditorCodeIndent);
  RegisterCnEditor(TCnEditorCodeUnIndent);

{$ENDIF CNWIZARDS_CNEDITORWIZARD}  
end.
