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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <core_resource.hxx>
+#include <indexfieldscontrol.hxx>
+#include <strings.hrc>
+#include <osl/diagnose.h>
+#include <helpids.h>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+
+namespace dbaui
+{
+
+static constexpr auto BROWSER_STANDARD_FLAGS = BrowserMode::COLUMNSELECTION | BrowserMode::HLINES | BrowserMode::VLINES |
+ BrowserMode::HIDECURSOR | BrowserMode::HIDESELECT | BrowserMode::AUTO_HSCROLL | BrowserMode::AUTO_VSCROLL;
+
+#define COLUMN_ID_FIELDNAME 1
+#define COLUMN_ID_ORDER 2
+
+ using namespace ::com::sun::star::uno;
+ using namespace ::svt;
+
+ // DbaMouseDownListBoxController
+ class DbaMouseDownListBoxController : public ListBoxCellController
+ {
+ protected:
+ Link<DbaMouseDownListBoxController&,void> m_aAdditionalModifyHdl;
+
+ public:
+ explicit DbaMouseDownListBoxController(ListBoxControl* _pParent)
+ :ListBoxCellController(_pParent)
+ {
+ }
+
+ void SetAdditionalModifyHdl(const Link<DbaMouseDownListBoxController&,void>& _rHdl);
+
+ protected:
+ virtual bool WantMouseEvent() const override { return true; }
+ virtual void callModifyHdl() override;
+ };
+
+ void DbaMouseDownListBoxController::SetAdditionalModifyHdl(const Link<DbaMouseDownListBoxController&,void>& _rHdl)
+ {
+ m_aAdditionalModifyHdl = _rHdl;
+ }
+
+ void DbaMouseDownListBoxController::callModifyHdl()
+ {
+ m_aAdditionalModifyHdl.Call(*this);
+ ListBoxCellController::callModifyHdl();
+ }
+
+ // IndexFieldsControl
+ IndexFieldsControl::IndexFieldsControl(const css::uno::Reference<css::awt::XWindow> &rParent)
+ : EditBrowseBox(VCLUnoHelper::GetWindow(rParent), EditBrowseBoxFlags::SMART_TAB_TRAVEL | EditBrowseBoxFlags::ACTIVATE_ON_BUTTONDOWN, WB_TABSTOP | WB_BORDER, BROWSER_STANDARD_FLAGS)
+ , m_aSeekRow(m_aFields.end())
+ , m_pSortingCell(nullptr)
+ , m_pFieldNameCell(nullptr)
+ , m_bAddIndexAppendix(false)
+ {
+ }
+
+ IndexFieldsControl::~IndexFieldsControl()
+ {
+ disposeOnce();
+ }
+
+ void IndexFieldsControl::dispose()
+ {
+ m_pSortingCell.disposeAndClear();
+ m_pFieldNameCell.disposeAndClear();
+ ::svt::EditBrowseBox::dispose();
+ }
+
+ bool IndexFieldsControl::SeekRow(long nRow)
+ {
+ if (!EditBrowseBox::SeekRow(nRow))
+ return false;
+
+ if (nRow < 0)
+ {
+ m_aSeekRow = m_aFields.end();
+ }
+ else
+ {
+ m_aSeekRow = m_aFields.begin() + nRow;
+ OSL_ENSURE(m_aSeekRow <= m_aFields.end(), "IndexFieldsControl::SeekRow: invalid row!");
+ }
+
+ return true;
+ }
+
+ void IndexFieldsControl::PaintCell( OutputDevice& _rDev, const tools::Rectangle& _rRect, sal_uInt16 _nColumnId ) const
+ {
+ Point aPos(_rRect.TopLeft());
+ aPos.AdjustX(1 );
+
+ OUString aText = GetRowCellText(m_aSeekRow,_nColumnId);
+ Size TxtSize(GetDataWindow().GetTextWidth(aText), GetDataWindow().GetTextHeight());
+
+ // clipping
+ if (aPos.X() < _rRect.Right() || aPos.X() + TxtSize.Width() > _rRect.Right() ||
+ aPos.Y() < _rRect.Top() || aPos.Y() + TxtSize.Height() > _rRect.Bottom())
+ _rDev.SetClipRegion(vcl::Region(_rRect));
+
+ // allow for a disabled control ...
+ bool bEnabled = IsEnabled();
+ Color aOriginalColor = _rDev.GetTextColor();
+ if (!bEnabled)
+ _rDev.SetTextColor(GetSettings().GetStyleSettings().GetDisableColor());
+
+ // draw the text
+ _rDev.DrawText(aPos, aText);
+
+ // reset the color (if necessary)
+ if (!bEnabled)
+ _rDev.SetTextColor(aOriginalColor);
+
+ if (_rDev.IsClipRegion())
+ _rDev.SetClipRegion();
+ }
+
+ void IndexFieldsControl::initializeFrom(const IndexFields& _rFields)
+ {
+ // copy the field descriptions
+ m_aFields = _rFields;
+ m_aSeekRow = m_aFields.end();
+
+ SetUpdateMode(false);
+ // remove all rows
+ RowRemoved(1, GetRowCount());
+ // insert rows for the fields
+ RowInserted(GetRowCount(), m_aFields.size(), false);
+ // insert an additional row for a new field for that index
+ RowInserted(GetRowCount(), 1, false);
+ SetUpdateMode(true);
+
+ GoToRowColumnId(0, COLUMN_ID_FIELDNAME);
+ }
+
+ void IndexFieldsControl::commitTo(IndexFields& _rFields)
+ {
+ // do not just copy the array, we may have empty field names (which should not be copied)
+ _rFields.resize(m_aFields.size());
+ IndexFields::iterator aDest = std::copy_if(m_aFields.begin(), m_aFields.end(), _rFields.begin(),
+ [](const OIndexField& source) { return !source.sFieldName.isEmpty(); });
+
+ _rFields.resize(aDest - _rFields.begin());
+ }
+
+ sal_uInt32 IndexFieldsControl::GetTotalCellWidth(long _nRow, sal_uInt16 _nColId)
+ {
+ if (COLUMN_ID_ORDER == _nColId)
+ {
+ sal_Int32 nWidthAsc = GetTextWidth(m_sAscendingText) + GetSettings().GetStyleSettings().GetScrollBarSize();
+ sal_Int32 nWidthDesc = GetTextWidth(m_sDescendingText) + GetSettings().GetStyleSettings().GetScrollBarSize();
+ // maximum plus some additional space
+ return std::max(nWidthAsc, nWidthDesc) + GetTextWidth(OUString('0')) * 2;
+ }
+ return EditBrowseBox::GetTotalCellWidth(_nRow, _nColId);
+ }
+
+ void IndexFieldsControl::Init(const Sequence< OUString >& _rAvailableFields, bool _bAddIndexAppendix)
+ {
+ m_bAddIndexAppendix = _bAddIndexAppendix;
+
+ RemoveColumns();
+
+ // for the width: both columns together should be somewhat smaller than the whole window (without the scrollbar)
+ sal_Int32 nFieldNameWidth = GetSizePixel().Width();
+
+ if ( m_bAddIndexAppendix )
+ {
+ m_sAscendingText = DBA_RES(STR_ORDER_ASCENDING);
+ m_sDescendingText = DBA_RES(STR_ORDER_DESCENDING);
+
+ // the "sort order" column
+ OUString sColumnName = DBA_RES(STR_TAB_INDEX_SORTORDER);
+ // the width of the order column is the maximum widths of the texts used
+ // (the title of the column)
+ sal_Int32 nSortOrderColumnWidth = GetTextWidth(sColumnName);
+ // ("ascending" + scrollbar width)
+ sal_Int32 nOther = GetTextWidth(m_sAscendingText) + GetSettings().GetStyleSettings().GetScrollBarSize();
+ nSortOrderColumnWidth = std::max(nSortOrderColumnWidth, nOther);
+ // ("descending" + scrollbar width)
+ nOther = GetTextWidth(m_sDescendingText) + GetSettings().GetStyleSettings().GetScrollBarSize();
+ nSortOrderColumnWidth = std::max(nSortOrderColumnWidth, nOther);
+ // (plus some additional space)
+ nSortOrderColumnWidth += GetTextWidth(OUString('0')) * 2;
+ InsertDataColumn(COLUMN_ID_ORDER, sColumnName, nSortOrderColumnWidth, HeaderBarItemBits::STDSTYLE, 1);
+
+ m_pSortingCell = VclPtr<ListBoxControl>::Create(&GetDataWindow());
+ weld::ComboBox& rSortingListBox = m_pSortingCell->get_widget();
+ rSortingListBox.append_text(m_sAscendingText);
+ rSortingListBox.append_text(m_sDescendingText);
+ rSortingListBox.set_help_id(HID_DLGINDEX_INDEXDETAILS_SORTORDER);
+
+ nFieldNameWidth -= nSortOrderColumnWidth;
+ }
+ StyleSettings aSystemStyle = Application::GetSettings().GetStyleSettings();
+ nFieldNameWidth -= aSystemStyle.GetScrollBarSize();
+ nFieldNameWidth -= 8;
+ // the "field name" column
+ OUString sColumnName = DBA_RES(STR_TAB_INDEX_FIELD);
+ InsertDataColumn(COLUMN_ID_FIELDNAME, sColumnName, nFieldNameWidth, HeaderBarItemBits::STDSTYLE, 0);
+
+ // create the cell controllers
+ // for the field name cell
+ m_pFieldNameCell = VclPtr<ListBoxControl>::Create(&GetDataWindow());
+ weld::ComboBox& rNameListBox = m_pFieldNameCell->get_widget();
+ rNameListBox.append_text(OUString());
+ rNameListBox.set_help_id(HID_DLGINDEX_INDEXDETAILS_FIELD);
+ const OUString* pFields = _rAvailableFields.getConstArray();
+ const OUString* pFieldsEnd = pFields + _rAvailableFields.getLength();
+ for (;pFields < pFieldsEnd; ++pFields)
+ rNameListBox.append_text(*pFields);
+ }
+
+ CellController* IndexFieldsControl::GetController(long _nRow, sal_uInt16 _nColumnId)
+ {
+ if (!IsEnabled())
+ return nullptr;
+
+ IndexFields::const_iterator aRow;
+ bool bNewField = !implGetFieldDesc(_nRow, aRow);
+
+ DbaMouseDownListBoxController* pReturn = nullptr;
+ switch (_nColumnId)
+ {
+ case COLUMN_ID_ORDER:
+ if (!bNewField && m_pSortingCell && !aRow->sFieldName.isEmpty())
+ pReturn = new DbaMouseDownListBoxController(m_pSortingCell);
+ break;
+
+ case COLUMN_ID_FIELDNAME:
+ pReturn = new DbaMouseDownListBoxController(m_pFieldNameCell);
+ break;
+
+ default:
+ OSL_FAIL("IndexFieldsControl::GetController: invalid column id!");
+ }
+
+ if (pReturn)
+ pReturn->SetAdditionalModifyHdl(LINK(this, IndexFieldsControl, OnListEntrySelected));
+
+ return pReturn;
+ }
+
+ bool IndexFieldsControl::implGetFieldDesc(long _nRow, IndexFields::const_iterator& _rPos)
+ {
+ _rPos = m_aFields.end();
+ if ((_nRow < 0) || (_nRow >= static_cast<sal_Int32>(m_aFields.size())))
+ return false;
+ _rPos = m_aFields.begin() + _nRow;
+ return true;
+ }
+
+ bool IndexFieldsControl::SaveModified()
+ {
+ if (!IsModified())
+ return true;
+
+ switch (GetCurColumnId())
+ {
+ case COLUMN_ID_FIELDNAME:
+ {
+ weld::ComboBox& rNameListBox = m_pFieldNameCell->get_widget();
+ OUString sFieldSelected = rNameListBox.get_active_text();
+ bool bEmptySelected = sFieldSelected.isEmpty();
+ if (isNewField())
+ {
+ if (!bEmptySelected)
+ {
+ // add a new field to the collection
+ OIndexField aNewField;
+ aNewField.sFieldName = sFieldSelected;
+ m_aFields.push_back(aNewField);
+ RowInserted(GetRowCount());
+ }
+ }
+ else
+ {
+ sal_Int32 nRow = GetCurRow();
+ OSL_ENSURE(nRow < static_cast<sal_Int32>(m_aFields.size()), "IndexFieldsControl::SaveModified: invalid current row!");
+ if (nRow >= 0) // may be -1 in case the control was empty
+ {
+ // remove the field from the selection
+ IndexFields::iterator aPos = m_aFields.begin() + nRow;
+
+ if (bEmptySelected)
+ {
+ aPos->sFieldName.clear();
+
+ // invalidate the row to force repaint
+ Invalidate(GetRowRectPixel(nRow));
+ return true;
+ }
+
+ if (sFieldSelected == aPos->sFieldName)
+ // nothing changed
+ return true;
+
+ aPos->sFieldName = sFieldSelected;
+ }
+ }
+
+ Invalidate(GetRowRectPixel(GetCurRow()));
+ }
+ break;
+ case COLUMN_ID_ORDER:
+ {
+ OSL_ENSURE(!isNewField(), "IndexFieldsControl::SaveModified: why the hell ...!!!");
+ // selected entry
+ weld::ComboBox& rSortingListBox = m_pSortingCell->get_widget();
+ sal_Int32 nPos = rSortingListBox.get_active();
+ OSL_ENSURE(nPos != -1, "IndexFieldsControl::SaveModified: how did you get this selection??");
+ // adjust the sort flag in the index field description
+ OIndexField& rCurrentField = m_aFields[GetCurRow()];
+ rCurrentField.bSortAscending = (0 == nPos);
+
+ }
+ break;
+ default:
+ OSL_FAIL("IndexFieldsControl::SaveModified: invalid column id!");
+ }
+ return true;
+ }
+
+ void IndexFieldsControl::InitController(CellControllerRef& /*_rController*/, long _nRow, sal_uInt16 _nColumnId)
+ {
+ IndexFields::const_iterator aFieldDescription;
+ bool bNewField = !implGetFieldDesc(_nRow, aFieldDescription);
+
+ switch (_nColumnId)
+ {
+ case COLUMN_ID_FIELDNAME:
+ {
+ weld::ComboBox& rNameListBox = m_pFieldNameCell->get_widget();
+ rNameListBox.set_active_text(bNewField ? OUString() : aFieldDescription->sFieldName);
+ rNameListBox.save_value();
+ break;
+ }
+
+ case COLUMN_ID_ORDER:
+ {
+ weld::ComboBox& rSortingListBox = m_pSortingCell->get_widget();
+ rSortingListBox.set_active_text(aFieldDescription->bSortAscending ? m_sAscendingText : m_sDescendingText);
+ rSortingListBox.save_value();
+ break;
+ }
+
+ default:
+ OSL_FAIL("IndexFieldsControl::InitController: invalid column id!");
+ }
+ }
+
+ IMPL_LINK( IndexFieldsControl, OnListEntrySelected, DbaMouseDownListBoxController&, rController, void )
+ {
+ weld::ComboBox& rListBox = rController.GetListBox();
+ if (!rListBox.get_popup_shown())
+ m_aModifyHdl.Call(*this);
+
+ if (&rListBox != &m_pFieldNameCell->get_widget())
+ return;
+
+// a field has been selected
+ if (GetCurRow() >= GetRowCount() - 2)
+ { // and we're in one of the last two rows
+ OUString sSelectedEntry = rListBox.get_active_text();
+ sal_Int32 nCurrentRow = GetCurRow();
+ sal_Int32 rowCount = GetRowCount();
+
+ OSL_ENSURE((static_cast<sal_Int32>(m_aFields.size() + 1)) == rowCount, "IndexFieldsControl::OnListEntrySelected: inconsistence!");
+
+ if (!sSelectedEntry.isEmpty() && (nCurrentRow == rowCount - 1) /*&& (!m_nMaxColumnsInIndex || rowCount < m_nMaxColumnsInIndex )*/ )
+ { // in the last row, a non-empty string has been selected
+ // -> insert a new row
+ m_aFields.emplace_back();
+ RowInserted(GetRowCount());
+ Invalidate(GetRowRectPixel(nCurrentRow));
+ }
+ else if (sSelectedEntry.isEmpty() && (nCurrentRow == rowCount - 2))
+ { // in the (last-1)th row, an empty entry has been selected
+ // -> remove the last row
+ m_aFields.pop_back();
+ RowRemoved(GetRowCount() - 1);
+ Invalidate(GetRowRectPixel(nCurrentRow));
+ }
+ }
+
+ SaveModified();
+ }
+ OUString IndexFieldsControl::GetCellText(long _nRow,sal_uInt16 nColId) const
+ {
+ IndexFields::const_iterator aRow = m_aFields.end();
+ if ( _nRow >= 0 )
+ {
+ aRow = m_aFields.begin() + _nRow;
+ OSL_ENSURE(aRow <= m_aFields.end(), "IndexFieldsControl::SeekRow: invalid row!");
+ }
+ return GetRowCellText(aRow,nColId);
+ }
+ OUString IndexFieldsControl::GetRowCellText(const IndexFields::const_iterator& _rRow,sal_uInt16 nColId) const
+ {
+ if (_rRow < m_aFields.end())
+ {
+ switch (nColId)
+ {
+ case COLUMN_ID_FIELDNAME:
+ return _rRow->sFieldName;
+ case COLUMN_ID_ORDER:
+ if (_rRow->sFieldName.isEmpty())
+ return OUString();
+ else
+ return _rRow->bSortAscending ? m_sAscendingText : m_sDescendingText;
+ default:
+ OSL_FAIL("IndexFieldsControl::GetCurrentRowCellText: invalid column id!");
+ }
+ }
+ return OUString();
+ }
+ bool IndexFieldsControl::IsTabAllowed(bool /*bForward*/) const
+ {
+ return false;
+ }
+
+} // namespace dbaui
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */