dbaccess/source/ui/querydesign/QueryDesignFieldUndoAct.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #pragma once
  20
  21 #include <GeneralUndo.hxx>
  22 #include <strings.hrc>
  23 #include "SelectionBrowseBox.hxx"
  24 #include <osl/diagnose.h>
  25
  26 namespace dbaui
  27 {
  28    // OQueryDesignFieldUndoAct - Basisclass for undo's in the fieldlist of a query design
  29
  30     class OQueryDesignFieldUndoAct : public OCommentUndoAction
  31     {
  32     protected:
  33         VclPtr<OSelectionBrowseBox>    pOwner;
  34         sal_uInt16                  m_nColumnPosition;
  35
  36         virtual void    Undo() override = 0;
  37         virtual void    Redo() override = 0;
  38
  39     public:
  40         OQueryDesignFieldUndoAct(OSelectionBrowseBox* pSelBrwBox, TranslateId pCommentID);
  41         virtual ~OQueryDesignFieldUndoAct() override;
  42
  43         void SetColumnPosition(sal_uInt16 _nColumnPosition)
  44         {
  45             m_nColumnPosition = _nColumnPosition;
  46             OSL_ENSURE(m_nColumnPosition != BROWSER_INVALIDID,"Column position was not set add the undo action!");
  47             OSL_ENSURE(m_nColumnPosition < pOwner->GetColumnCount(),"Position outside the column count!");
  48         }
  49     };
  50
  51     // OTabFieldCellModifiedUndoAct - undo class to change a line of the column description
  52
  53     class OTabFieldCellModifiedUndoAct final : public OQueryDesignFieldUndoAct
  54     {
  55         OUString    m_strNextCellContents;
  56         sal_Int32   m_nCellIndex;
  57
  58     public:
  59         explicit OTabFieldCellModifiedUndoAct(OSelectionBrowseBox* pSelBrwBox)
  60             : OQueryDesignFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_MODIFY_CELL)
  61             ,m_nCellIndex(BROWSER_INVALIDID){ }
  62
  63         void SetCellContents(const OUString& str)  { m_strNextCellContents = str; }
  64         void SetCellIndex(sal_Int32 nIndex)      { m_nCellIndex = nIndex; }
  65
  66         virtual void Undo() override;
  67         virtual void Redo() override { Undo(); }
  68     };
  69
  70     // OTabFieldSizedUndoAct - undo class to change the column width
  71
  72     class OTabFieldSizedUndoAct final : public OQueryDesignFieldUndoAct
  73     {
  74         tools::Long        m_nNextWidth;
  75
  76     public:
  77         explicit OTabFieldSizedUndoAct(OSelectionBrowseBox* pSelBrwBox) : OQueryDesignFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_SIZE_COLUMN), m_nNextWidth(0) { }
  78
  79         void SetOriginalWidth(tools::Long nWidth) { m_nNextWidth = nWidth; }
  80
  81         virtual void Undo() override;
  82         virtual void Redo() override { Undo(); }
  83     };
  84
  85     // OTabFieldUndoAct - base class for undos in the fieldlist of a query design, which are used to change complete field descriptions
  86
  87     class OTabFieldUndoAct : public OQueryDesignFieldUndoAct
  88     {
  89     protected:
  90         OTableFieldDescRef      pDescr;     // the deleted column description
  91
  92     public:
  93         OTabFieldUndoAct(OSelectionBrowseBox* pSelBrwBox, TranslateId pCommentID) : OQueryDesignFieldUndoAct(pSelBrwBox, pCommentID) { }
  94
  95         void SetTabFieldDescr(OTableFieldDescRef const & pDescription) { pDescr = pDescription; }
  96     };
  97
  98     // OTabFieldDelUndoAct - undo class to delete a field
  99
 100     class OTabFieldDelUndoAct : public OTabFieldUndoAct
 101     {
 102     protected:
 103         virtual void Undo() override { pOwner->EnterUndoMode();pOwner->InsertColumn(pDescr, m_nColumnPosition);pOwner->LeaveUndoMode(); }
 104         virtual void Redo() override { pOwner->EnterUndoMode();pOwner->RemoveColumn(pDescr->GetColumnId());pOwner->LeaveUndoMode(); }
 105
 106     public:
 107         explicit OTabFieldDelUndoAct(OSelectionBrowseBox* pSelBrwBox) : OTabFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_TABFIELDDELETE) { }
 108     };
 109
 110     // OTabFieldCreateUndoAct - undo class for creating a field
 111
 112     class OTabFieldCreateUndoAct : public OTabFieldUndoAct
 113     {
 114     protected:
 115         virtual void Undo() override { pOwner->EnterUndoMode();pOwner->RemoveColumn(pDescr->GetColumnId());pOwner->LeaveUndoMode();}
 116         virtual void Redo() override { pOwner->EnterUndoMode();pOwner->InsertColumn(pDescr, m_nColumnPosition);pOwner->LeaveUndoMode();}
 117
 118     public:
 119         explicit OTabFieldCreateUndoAct(OSelectionBrowseBox* pSelBrwBox) : OTabFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_TABFIELDCREATE) { }
 120     };
 121
 122     // OTabFieldMovedUndoAct - Undo class when a field was moved inside the selection
 123
 124     class OTabFieldMovedUndoAct : public OTabFieldUndoAct
 125     {
 126     protected:
 127         virtual void Undo() override;
 128         virtual void Redo() override
 129         {
 130             Undo();
 131         }
 132
 133     public:
 134         explicit OTabFieldMovedUndoAct(OSelectionBrowseBox* pSelBrwBox) : OTabFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_TABFIELDMOVED) { }
 135     };
 136 }
 137
 138 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */