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Diffstat (limited to 'dbaccess/source/ui/dlg/indexfieldscontrol.cxx')
| -rw-r--r-- | dbaccess/source/ui/dlg/indexfieldscontrol.cxx | 447 |
1 files changed, 447 insertions, 0 deletions
diff --git a/dbaccess/source/ui/dlg/indexfieldscontrol.cxx b/dbaccess/source/ui/dlg/indexfieldscontrol.cxx new file mode 100644 index 000000000..35b0e3f02 --- /dev/null +++ b/dbaccess/source/ui/dlg/indexfieldscontrol.cxx @@ -0,0 +1,447 @@ +/* -*- 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 <o3tl/safeint.hxx> +#include <osl/diagnose.h> +#include <helpids.h> +#include <toolkit/helper/vclunohelper.hxx> +#include <vcl/settings.hxx> +#include <vcl/svapp.hxx> + +namespace dbaui +{ + +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 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(sal_Int32 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(IndexFields&& _rFields) + { + // copy the field descriptions + m_aFields = std::move(_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(sal_Int32 _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(sal_Int32 _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(sal_Int32 _nRow, IndexFields::const_iterator& _rPos) + { + _rPos = m_aFields.end(); + if ((_nRow < 0) || (o3tl::make_unsigned(_nRow) >= 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*/, sal_Int32 _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(sal_Int32 _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: */ |