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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 <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 )<--- syntax error
{
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: */
|