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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
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 : #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 0 : inline void SetColumnPosition(sal_uInt16 _nColumnPostion)
47 : {
48 0 : 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 0 : }
52 : };
53 :
54 : // ================================================================================================
55 : // OTabFieldCellModifiedUndoAct - undo class to change a line of the column description
56 :
57 0 : class OTabFieldCellModifiedUndoAct : public OQueryDesignFieldUndoAct
58 : {
59 : protected:
60 : String m_strNextCellContents;
61 : sal_Int32 m_nCellIndex;
62 :
63 : public:
64 0 : OTabFieldCellModifiedUndoAct(OSelectionBrowseBox* pSelBrwBox)
65 : : OQueryDesignFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_MODIFY_CELL)
66 0 : ,m_nCellIndex(BROWSER_INVALIDID){ }
67 :
68 0 : inline void SetCellContents(const String& str) { m_strNextCellContents = str; }
69 0 : inline void SetCellIndex(sal_Int32 nIndex) { m_nCellIndex = nIndex; }
70 :
71 : virtual void Undo();
72 0 : virtual void Redo() { Undo(); }
73 : };
74 :
75 : // ================================================================================================
76 : // OTabFieldSizedUndoAct - undo class to change the column width
77 :
78 0 : class OTabFieldSizedUndoAct : public OQueryDesignFieldUndoAct
79 : {
80 : protected:
81 : long m_nNextWidth;
82 :
83 : public:
84 0 : OTabFieldSizedUndoAct(OSelectionBrowseBox* pSelBrwBox) : OQueryDesignFieldUndoAct(pSelBrwBox, STR_QUERY_UNDO_SIZE_COLUMN), m_nNextWidth(0) { }
85 :
86 0 : inline void SetOriginalWidth(long nWidth) { m_nNextWidth = nWidth; }
87 :
88 : virtual void Undo();
89 0 : 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 0 : class OTabFieldUndoAct : public OQueryDesignFieldUndoAct
96 : {
97 : protected:
98 : OTableFieldDescRef pDescr; // geloeschte Spaltenbeschreibung
99 :
100 : public:
101 0 : OTabFieldUndoAct(OSelectionBrowseBox* pSelBrwBox, sal_uInt16 nCommentID) : OQueryDesignFieldUndoAct(pSelBrwBox, nCommentID) { }
102 :
103 0 : void SetTabFieldDescr(OTableFieldDescRef pDescription) { pDescr = pDescription; }
104 : };
105 :
106 : // ================================================================================================
107 : // OTabFieldDelUndoAct - undo class to delete a field
108 :
109 0 : class OTabFieldDelUndoAct : public OTabFieldUndoAct
110 : {
111 : protected:
112 0 : virtual void Undo() { pOwner->EnterUndoMode();pOwner->InsertColumn(pDescr, m_nColumnPostion);pOwner->LeaveUndoMode(); }
113 0 : virtual void Redo() { pOwner->EnterUndoMode();pOwner->RemoveColumn(pDescr->GetColumnId());pOwner->LeaveUndoMode(); }
114 :
115 : public:
116 0 : 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 0 : class OTabFieldCreateUndoAct : public OTabFieldUndoAct
124 : {
125 : protected:
126 0 : virtual void Undo() { pOwner->EnterUndoMode();pOwner->RemoveColumn(pDescr->GetColumnId());pOwner->LeaveUndoMode();}
127 0 : virtual void Redo() { pOwner->EnterUndoMode();pOwner->InsertColumn(pDescr, m_nColumnPostion);pOwner->LeaveUndoMode();}
128 :
129 : public:
130 0 : 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 0 : class OTabFieldMovedUndoAct : public OTabFieldUndoAct
137 : {
138 : protected:
139 : virtual void Undo();
140 0 : virtual void Redo()
141 : {
142 0 : Undo();
143 0 : }
144 :
145 : public:
146 0 : 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: */
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