dbaccess/source/ui/querydesign/QueryDesignFieldUndoAct.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   9  * This file incorporates work covered by the following license notice:
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  14  *   ownership. The ASF licenses this file to you under the Apache
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  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 #ifndef DBAUI_QUERYDESIGNFIELDUNDOACT_HXX
  20 #define DBAUI_QUERYDESIGNFIELDUNDOACT_HXX
  21
  22 #include "GeneralUndo.hxx"
  23 #include "dbu_qry.hrc"
  24 #include "SelectionBrowseBox.hxx"
  25
  26
  27 namespace dbaui
  28 {
  29     // ================================================================================================
  30    // OQueryDesignFieldUndoAct - Basisclass for undo's in the fieldlist of a query design
  31
  32
  33     class OQueryDesignFieldUndoAct : public OCommentUndoAction
  34     {
  35     protected:
  36         OSelectionBrowseBox*    pOwner;
  37         sal_uInt16                  m_nColumnPostion;
  38
  39         virtual void    Undo() = 0;
  40         virtual void    Redo() = 0;
  41
  42     public:
  43         OQueryDesignFieldUndoAct(OSelectionBrowseBox* pSelBrwBox, sal_uInt16 nCommentID);
  44         virtual ~OQueryDesignFieldUndoAct();
  45
  46         inline void SetColumnPosition(sal_uInt16 _nColumnPostion)
  47         {
  48             m_nColumnPostion = _nColumnPostion;
  49             OSL_ENSURE(m_nColumnPostion != BROWSER_INVALIDID,"Column position was not set add the undo action!");
  50             OSL_ENSURE(m_nColumnPostion < pOwner->GetColumnCount(),"Position outside the column count!");
  51         }
  52     };
  53
  54     // ================================================================================================
  55     // OTabFieldCellModifiedUndoAct - undo class to change a line of the column description
  56
  57     class OTabFieldCellModifiedUndoAct : public OQueryDesignFieldUndoAct
  58     {
  59     protected:
  60         String      m_strNextCellContents;
  61         sal_Int32   m_nCellIndex;
  62
  63     public:
  64         OTabFieldCellModifiedUndoAct(OSelectionBrowseBox* pSelBrwBox)
  65             : OQueryDesignFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_MODIFY_CELL)
  66             ,m_nCellIndex(BROWSER_INVALIDID){ }
  67
  68         inline void SetCellContents(const String& str)  { m_strNextCellContents = str; }
  69         inline void SetCellIndex(sal_Int32 nIndex)      { m_nCellIndex = nIndex; }
  70
  71         virtual void Undo();
  72         virtual void Redo() { Undo(); }
  73     };
  74
  75     // ================================================================================================
  76     // OTabFieldSizedUndoAct - undo class to change the column width
  77
  78     class OTabFieldSizedUndoAct : public OQueryDesignFieldUndoAct
  79     {
  80     protected:
  81         long        m_nNextWidth;
  82
  83     public:
  84         OTabFieldSizedUndoAct(OSelectionBrowseBox* pSelBrwBox) : OQueryDesignFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_SIZE_COLUMN), m_nNextWidth(0) { }
  85
  86         inline void SetOriginalWidth(long nWidth) { m_nNextWidth = nWidth; }
  87
  88         virtual void Undo();
  89         virtual void Redo() { Undo(); }
  90     };
  91
  92     // ================================================================================================
  93     // OTabFieldUndoAct - base class for undos in the fieldlist of a query design, which are used to change complete field descriptions
  94
  95     class OTabFieldUndoAct : public OQueryDesignFieldUndoAct
  96     {
  97     protected:
  98         OTableFieldDescRef      pDescr;     // geloeschte Spaltenbeschreibung
  99
 100     public:
 101         OTabFieldUndoAct(OSelectionBrowseBox* pSelBrwBox, sal_uInt16 nCommentID) : OQueryDesignFieldUndoAct(pSelBrwBox, nCommentID) { }
 102
 103         void SetTabFieldDescr(OTableFieldDescRef pDescription) { pDescr = pDescription; }
 104     };
 105
 106     // ================================================================================================
 107     // OTabFieldDelUndoAct - undo class to delete a field
 108
 109     class OTabFieldDelUndoAct : public OTabFieldUndoAct
 110     {
 111     protected:
 112         virtual void Undo() { pOwner->EnterUndoMode();pOwner->InsertColumn(pDescr, m_nColumnPostion);pOwner->LeaveUndoMode(); }
 113         virtual void Redo() { pOwner->EnterUndoMode();pOwner->RemoveColumn(pDescr->GetColumnId());pOwner->LeaveUndoMode(); }
 114
 115     public:
 116         OTabFieldDelUndoAct(OSelectionBrowseBox* pSelBrwBox) : OTabFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_TABFIELDDELETE) { }
 117     };
 118
 119     // ================================================================================================
 120     // OTabFieldDelUndoAct - Undo-Klasse fuer Anlegen eines Feldes
 121     // OTabFieldDelUndoAct - undo class to create a field
 122
 123     class OTabFieldCreateUndoAct : public OTabFieldUndoAct
 124     {
 125     protected:
 126         virtual void Undo() { pOwner->EnterUndoMode();pOwner->RemoveColumn(pDescr->GetColumnId());pOwner->LeaveUndoMode();}
 127         virtual void Redo() { pOwner->EnterUndoMode();pOwner->InsertColumn(pDescr, m_nColumnPostion);pOwner->LeaveUndoMode();}
 128
 129     public:
 130         OTabFieldCreateUndoAct(OSelectionBrowseBox* pSelBrwBox) : OTabFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_TABFIELDCREATE) { }
 131     };
 132
 133     // ================================================================================================
 134     // OTabFieldMovedUndoAct - Undo class when a field was moved inside the selection
 135
 136     class OTabFieldMovedUndoAct : public OTabFieldUndoAct
 137     {
 138     protected:
 139         virtual void Undo();
 140         virtual void Redo()
 141         {
 142             Undo();
 143         }
 144
 145     public:
 146         OTabFieldMovedUndoAct(OSelectionBrowseBox* pSelBrwBox) : OTabFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_TABFIELDMOVED) { }
 147     };
 148 }
 149 #endif // DBAUI_QUERYDESIGNFIELDUNDOACT_HXX
 150
 151
 152
 153 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */