sw/source/ui/inc/condedit.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.
   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 INCLUDED_SW_SOURCE_UIBASE_INC_CONDEDIT_HXX
  20 #define INCLUDED_SW_SOURCE_UIBASE_INC_CONDEDIT_HXX
  21
  22 #include <vcl/transfer.hxx>
  23 #include <vcl/weld.hxx>
  24 #include <svx/dbaexchange.hxx>
  25
  26 template <typename X> class ConditionEdit;
  27
  28 template <class T> class ConditionEditDropTarget final : public DropTargetHelper
  29 {
  30 private:
  31     ConditionEdit<T>& m_rEdit;
  32
  33     virtual sal_Int8 AcceptDrop(const AcceptDropEvent&) override
  34     {
  35         return svx::OColumnTransferable::canExtractColumnDescriptor(
  36                    GetDataFlavorExVector(), ColumnTransferFormatFlags::COLUMN_DESCRIPTOR)
  37                    ? DND_ACTION_COPY
  38                    : DND_ACTION_NONE;
  39     }
  40     virtual sal_Int8 ExecuteDrop(const ExecuteDropEvent& rEvt) override
  41     {
  42         sal_Int8 nRet = DND_ACTION_NONE;
  43         if (m_rEdit.GetDropEnable())
  44         {
  45             TransferableDataHelper aData(rEvt.maDropEvent.Transferable);
  46
  47             const DataFlavorExVector& rVector = aData.GetDataFlavorExVector();
  48             if (svx::OColumnTransferable::canExtractColumnDescriptor(
  49                     rVector, ColumnTransferFormatFlags::COLUMN_DESCRIPTOR))
  50             {
  51                 svx::ODataAccessDescriptor aColDesc
  52                     = svx::OColumnTransferable::extractColumnDescriptor(aData);
  53                 OUString sDBName;
  54                 bool bBrackets = m_rEdit.GetBrackets();
  55                 if (bBrackets)
  56                     sDBName += "[";
  57                 OUString sTmp = aColDesc.getDataSource();
  58                 sDBName += sTmp + ".";
  59
  60                 aColDesc[svx::DataAccessDescriptorProperty::Command] >>= sTmp;
  61                 sDBName += sTmp + ".";
  62
  63                 aColDesc[svx::DataAccessDescriptorProperty::ColumnName] >>= sTmp;
  64                 sDBName += sTmp;
  65                 if (bBrackets)
  66                     sDBName += "]";
  67
  68                 m_rEdit.get_widget().set_text(sDBName);
  69                 nRet = DND_ACTION_COPY;
  70             }
  71         }
  72         return nRet;
  73     }
  74
  75 public:
  76     ConditionEditDropTarget(ConditionEdit<T>& rEdit)
  77         : DropTargetHelper(rEdit.get_widget().get_drop_target())
  78         , m_rEdit(rEdit)
  79     {
  80     }
  81 };
  82
  83 //< weld::Entry >
  84 template <class T> class ConditionEdit
  85 {
  86     std::unique_ptr<T> m_xControl;
  87     ConditionEditDropTarget<T> m_aDropTargetHelper;
  88     bool m_bBrackets, m_bEnableDrop;
  89
  90 public:
  91     ConditionEdit(std::unique_ptr<T> xControl)
  92         : m_xControl(std::move(xControl))
  93         , m_aDropTargetHelper(*this)
  94         , m_bBrackets(true)
  95         , m_bEnableDrop(true)
  96     {
  97     }
  98
  99     OUString get_text() const { return m_xControl->get_text(); }
 100     void set_text(const OUString& rText) { m_xControl->set_text(rText); }
 101     void set_visible(bool bVisible) { m_xControl->set_visible(bVisible); }
 102     void set_accessible_name(const OUString& rName) { m_xControl->set_accessible_name(rName); }
 103     void save_value() { m_xControl->save_value(); }
 104     bool get_value_changed_from_saved() const { return m_xControl->get_value_changed_from_saved(); }
 105     void set_sensitive(bool bSensitive) { m_xControl->set_sensitive(bSensitive); }
 106     void connect_changed(const Link<T&, void>& rLink) { m_xControl->connect_changed(rLink); }
 107     void replace_selection(const OUString& rText) { m_xControl->replace_selection(rText); }
 108     void hide() { m_xControl->hide(); }
 109     T& get_widget() { return *m_xControl; }
 110
 111     OUString get_buildable_name() const { return m_xControl->get_buildable_name(); }
 112     void set_buildable_name(const OUString& rId) { m_xControl->set_buildable_name(rId); }
 113
 114     void ShowBrackets(bool bShow) { m_bBrackets = bShow; }
 115     bool GetBrackets() const { return m_bBrackets; }
 116     void SetDropEnable(bool bFlag) { m_bEnableDrop = bFlag; }
 117     bool GetDropEnable() const { return m_bEnableDrop; }
 118 };
 119
 120 #endif
 121
 122 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */