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Diffstat (limited to '')
| -rw-r--r-- | svx/source/fmcomp/gridctrl.cxx | 3396 |
1 files changed, 3396 insertions, 0 deletions
diff --git a/svx/source/fmcomp/gridctrl.cxx b/svx/source/fmcomp/gridctrl.cxx new file mode 100644 index 000000000..ab8f128a7 --- /dev/null +++ b/svx/source/fmcomp/gridctrl.cxx @@ -0,0 +1,3396 @@ +/* -*- 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 <sal/log.hxx> +#include <helpids.h> +#include <svx/gridctrl.hxx> +#include <gridcell.hxx> +#include <svx/fmtools.hxx> +#include <svtools/stringtransfer.hxx> +#include <connectivity/dbtools.hxx> +#include <connectivity/dbconversion.hxx> + +#include <fmprop.hxx> +#include <com/sun/star/sdbc/ResultSetConcurrency.hpp> +#include <com/sun/star/accessibility/XAccessible.hpp> +#include <com/sun/star/sdb/XResultSetAccess.hpp> +#include <com/sun/star/sdb/RowChangeAction.hpp> +#include <com/sun/star/sdb/XRowsChangeBroadcaster.hpp> +#include <com/sun/star/sdbc/SQLException.hpp> +#include <com/sun/star/sdbc/XResultSetUpdate.hpp> +#include <com/sun/star/sdbc/XRowSet.hpp> +#include <com/sun/star/sdbcx/Privilege.hpp> +#include <com/sun/star/util/NumberFormatter.hpp> +#include <com/sun/star/util/XNumberFormatsSupplier.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/beans/PropertyChangeEvent.hpp> +#include <com/sun/star/container/XIndexAccess.hpp> +#include <tools/diagnose_ex.h> +#include <tools/debug.hxx> +#include <vcl/settings.hxx> +#include <vcl/commandevent.hxx> +#include <vcl/svapp.hxx> +#include <vcl/weld.hxx> +#include <vcl/weldutils.hxx> + +#include <svx/strings.hrc> + +#include <svx/dialmgr.hxx> +#include <sdbdatacolumn.hxx> + +#include <comphelper/property.hxx> +#include <comphelper/types.hxx> +#include <cppuhelper/implbase.hxx> + +#include <algorithm> +#include <cstdlib> +#include <map> +#include <memory> + +using namespace ::dbtools; +using namespace ::dbtools::DBTypeConversion; +using namespace ::svxform; +using namespace ::svt; +using namespace ::com::sun::star::beans; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::sdbc; +using namespace ::com::sun::star::sdbcx; +using namespace ::com::sun::star::sdb; +using namespace ::com::sun::star::datatransfer; +using namespace ::com::sun::star::container; +using namespace com::sun::star::accessibility; + +#define ROWSTATUS(row) (!row.is() ? "NULL" : row->GetStatus() == GridRowStatus::Clean ? "CLEAN" : row->GetStatus() == GridRowStatus::Modified ? "MODIFIED" : row->GetStatus() == GridRowStatus::Deleted ? "DELETED" : "INVALID") + +constexpr auto DEFAULT_BROWSE_MODE = + BrowserMode::COLUMNSELECTION + | BrowserMode::MULTISELECTION + | BrowserMode::KEEPHIGHLIGHT + | BrowserMode::TRACKING_TIPS + | BrowserMode::HLINES + | BrowserMode::VLINES + | BrowserMode::HEADERBAR_NEW; + +class RowSetEventListener : public ::cppu::WeakImplHelper<XRowsChangeListener> +{ + VclPtr<DbGridControl> m_pControl; +public: + explicit RowSetEventListener(DbGridControl* i_pControl) : m_pControl(i_pControl) + { + } + +private: + // XEventListener + virtual void SAL_CALL disposing(const css::lang::EventObject& /*i_aEvt*/) override + { + } + virtual void SAL_CALL rowsChanged(const css::sdb::RowsChangeEvent& i_aEvt) override + { + if ( i_aEvt.Action != RowChangeAction::UPDATE ) + return; + + ::DbGridControl::GrantControlAccess aAccess; + CursorWrapper* pSeek = m_pControl->GetSeekCursor(aAccess); + const DbGridRowRef& rSeekRow = m_pControl->GetSeekRow(aAccess); + for(const Any& rBookmark : i_aEvt.Bookmarks) + { + pSeek->moveToBookmark(rBookmark); + // get the data + rSeekRow->SetState(pSeek, true); + sal_Int32 nSeekPos = pSeek->getRow() - 1; + m_pControl->SetSeekPos(nSeekPos,aAccess); + m_pControl->RowModified(nSeekPos); + } + } +}; + +class GridFieldValueListener; +typedef std::map<sal_uInt16, GridFieldValueListener*> ColumnFieldValueListeners; + +class GridFieldValueListener : protected ::comphelper::OPropertyChangeListener +{ + osl::Mutex m_aMutex; + DbGridControl& m_rParent; + rtl::Reference<::comphelper::OPropertyChangeMultiplexer> m_pRealListener; + sal_uInt16 m_nId; + sal_Int16 m_nSuspended; + bool m_bDisposed : 1; + +public: + GridFieldValueListener(DbGridControl& _rParent, const Reference< XPropertySet >& xField, sal_uInt16 _nId); + virtual ~GridFieldValueListener() override; + + virtual void _propertyChanged(const PropertyChangeEvent& evt) override; + + void suspend() { ++m_nSuspended; } + void resume() { --m_nSuspended; } + + void dispose(); +}; + +GridFieldValueListener::GridFieldValueListener(DbGridControl& _rParent, const Reference< XPropertySet >& _rField, sal_uInt16 _nId) + :OPropertyChangeListener(m_aMutex) + ,m_rParent(_rParent) + ,m_nId(_nId) + ,m_nSuspended(0) + ,m_bDisposed(false) +{ + if (_rField.is()) + { + m_pRealListener = new ::comphelper::OPropertyChangeMultiplexer(this, _rField); + m_pRealListener->addProperty(FM_PROP_VALUE); + } +} + +GridFieldValueListener::~GridFieldValueListener() +{ + dispose(); +} + +void GridFieldValueListener::_propertyChanged(const PropertyChangeEvent& /*_evt*/) +{ + DBG_ASSERT(m_nSuspended>=0, "GridFieldValueListener::_propertyChanged : resume > suspend !"); + if (m_nSuspended <= 0) + m_rParent.FieldValueChanged(m_nId); +} + +void GridFieldValueListener::dispose() +{ + if (m_bDisposed) + { + DBG_ASSERT(!m_pRealListener, "GridFieldValueListener::dispose : inconsistent !"); + return; + } + + if (m_pRealListener.is()) + { + m_pRealListener->dispose(); + m_pRealListener.clear(); + } + + m_bDisposed = true; + m_rParent.FieldListenerDisposing(m_nId); +} + +class DisposeListenerGridBridge : public FmXDisposeListener +{ + DbGridControl& m_rParent; + rtl::Reference<FmXDisposeMultiplexer> m_xRealListener; + +public: + DisposeListenerGridBridge( DbGridControl& _rParent, const Reference< XComponent >& _rxObject); + virtual ~DisposeListenerGridBridge() override; + + virtual void disposing(sal_Int16 _nId) override { m_rParent.disposing(_nId); } +}; + +DisposeListenerGridBridge::DisposeListenerGridBridge(DbGridControl& _rParent, const Reference< XComponent >& _rxObject) + :FmXDisposeListener() + ,m_rParent(_rParent) +{ + + if (_rxObject.is()) + { + m_xRealListener = new FmXDisposeMultiplexer(this, _rxObject); + } +} + +DisposeListenerGridBridge::~DisposeListenerGridBridge() +{ + if (m_xRealListener.is()) + { + m_xRealListener->dispose(); + } +} + +const DbGridControlNavigationBarState ControlMap[] = + { + DbGridControlNavigationBarState::Text, + DbGridControlNavigationBarState::Absolute, + DbGridControlNavigationBarState::Of, + DbGridControlNavigationBarState::Count, + DbGridControlNavigationBarState::First, + DbGridControlNavigationBarState::Next, + DbGridControlNavigationBarState::Prev, + DbGridControlNavigationBarState::Last, + DbGridControlNavigationBarState::New, + DbGridControlNavigationBarState::NONE + }; + +bool CompareBookmark(const Any& aLeft, const Any& aRight) +{ + return aLeft == aRight; +} + +class FmXGridSourcePropListener : public ::comphelper::OPropertyChangeListener +{ + VclPtr<DbGridControl> m_pParent; + + // a DbGridControl has no mutex, so we use our own as the base class expects one + osl::Mutex m_aMutex; + sal_Int16 m_nSuspended; + +public: + explicit FmXGridSourcePropListener(DbGridControl* _pParent); + + void suspend() { ++m_nSuspended; } + void resume() { --m_nSuspended; } + + virtual void _propertyChanged(const PropertyChangeEvent& evt) override; +}; + +FmXGridSourcePropListener::FmXGridSourcePropListener(DbGridControl* _pParent) + :OPropertyChangeListener(m_aMutex) + ,m_pParent(_pParent) + ,m_nSuspended(0) +{ + DBG_ASSERT(m_pParent, "FmXGridSourcePropListener::FmXGridSourcePropListener : invalid parent !"); +} + +void FmXGridSourcePropListener::_propertyChanged(const PropertyChangeEvent& evt) +{ + DBG_ASSERT(m_nSuspended>=0, "FmXGridSourcePropListener::_propertyChanged : resume > suspend !"); + if (m_nSuspended <= 0) + m_pParent->DataSourcePropertyChanged(evt); +} + +const int nReserveNumDigits = 7; + +NavigationBar::AbsolutePos::AbsolutePos(std::unique_ptr<weld::Entry> xEntry, NavigationBar* pBar) + : RecordItemWindowBase(std::move(xEntry)) + , m_xParent(pBar) +{ +} + +bool NavigationBar::AbsolutePos::DoKeyInput(const KeyEvent& rEvt) +{ + if (rEvt.GetKeyCode() == KEY_TAB) + { + m_xParent->GetParent()->GrabFocus(); + return true; + } + return RecordItemWindowBase::DoKeyInput(rEvt); +} + +void NavigationBar::AbsolutePos::PositionFired(sal_Int64 nRecord) +{ + m_xParent->PositionDataSource(nRecord); + m_xParent->InvalidateState(DbGridControlNavigationBarState::Absolute); +} + +void NavigationBar::PositionDataSource(sal_Int32 nRecord) +{ + if (m_bPositioning) + return; + // the MoveToPosition may cause a LoseFocus which would lead to a second MoveToPosition, + // so protect against this recursion + m_bPositioning = true; + static_cast<DbGridControl*>(GetParent())->MoveToPosition(nRecord - 1); + m_bPositioning = false; +} + +NavigationBar::NavigationBar(vcl::Window* pParent) + : InterimItemWindow(pParent, "svx/ui/navigationbar.ui", "NavigationBar") + , m_xRecordText(m_xBuilder->weld_label("recordtext")) + , m_xAbsolute(new NavigationBar::AbsolutePos(m_xBuilder->weld_entry("entry-noframe"), this)) + , m_xRecordOf(m_xBuilder->weld_label("recordof")) + , m_xRecordCount(m_xBuilder->weld_label("recordcount")) + , m_xFirstBtn(m_xBuilder->weld_button("first")) + , m_xPrevBtn(m_xBuilder->weld_button("prev")) + , m_xNextBtn(m_xBuilder->weld_button("next")) + , m_xLastBtn(m_xBuilder->weld_button("last")) + , m_xNewBtn(m_xBuilder->weld_button("new")) + , m_xPrevRepeater(std::make_shared<weld::ButtonPressRepeater>(*m_xPrevBtn, LINK(this,NavigationBar,OnClick))) + , m_xNextRepeater(std::make_shared<weld::ButtonPressRepeater>(*m_xNextBtn, LINK(this,NavigationBar,OnClick))) + , m_nCurrentPos(-1) + , m_bPositioning(false) +{ + vcl::Font aApplFont(Application::GetSettings().GetStyleSettings().GetToolFont()); + m_xAbsolute->set_font(aApplFont); + aApplFont.SetTransparent(true); + m_xRecordText->set_font(aApplFont); + m_xRecordOf->set_font(aApplFont); + m_xRecordCount->set_font(aApplFont); + + m_xFirstBtn->set_help_id(HID_GRID_TRAVEL_FIRST); + m_xPrevBtn->set_help_id(HID_GRID_TRAVEL_PREV); + m_xNextBtn->set_help_id(HID_GRID_TRAVEL_NEXT); + m_xLastBtn->set_help_id(HID_GRID_TRAVEL_LAST); + m_xNewBtn->set_help_id(HID_GRID_TRAVEL_NEW); + m_xAbsolute->set_help_id(HID_GRID_TRAVEL_ABSOLUTE); + m_xRecordCount->set_help_id(HID_GRID_NUMBEROFRECORDS); + + // set handlers for buttons + m_xFirstBtn->connect_clicked(LINK(this,NavigationBar,OnClick)); + m_xLastBtn->connect_clicked(LINK(this,NavigationBar,OnClick)); + m_xNewBtn->connect_clicked(LINK(this,NavigationBar,OnClick)); + + m_xRecordText->set_label(SvxResId(RID_STR_REC_TEXT)); + m_xRecordOf->set_label(SvxResId(RID_STR_REC_FROM_TEXT)); + m_xRecordCount->set_label(OUString('?')); + + auto nReserveWidth = m_xRecordCount->get_approximate_digit_width() * nReserveNumDigits; + m_xAbsolute->GetWidget()->set_size_request(nReserveWidth, -1); + m_xRecordCount->set_size_request(nReserveWidth, -1); +} + +NavigationBar::~NavigationBar() +{ + disposeOnce(); +} + +void NavigationBar::dispose() +{ + m_xRecordText.reset(); + m_xAbsolute.reset(); + m_xRecordOf.reset(); + m_xRecordCount.reset(); + m_xFirstBtn.reset(); + m_xPrevBtn.reset(); + m_xNextBtn.reset(); + m_xLastBtn.reset(); + m_xNewBtn.reset(); + InterimItemWindow::dispose(); +} + +sal_uInt16 NavigationBar::ArrangeControls() +{ + return m_xContainer->get_preferred_size().Width(); +} + +IMPL_LINK(NavigationBar, OnClick, weld::Button&, rButton, void) +{ + DbGridControl* pParent = static_cast<DbGridControl*>(GetParent()); + + if (pParent->m_aMasterSlotExecutor.IsSet()) + { + bool lResult = false; + if (&rButton == m_xFirstBtn.get()) + lResult = pParent->m_aMasterSlotExecutor.Call(DbGridControlNavigationBarState::First); + else if( &rButton == m_xPrevBtn.get() ) + lResult = pParent->m_aMasterSlotExecutor.Call(DbGridControlNavigationBarState::Prev); + else if( &rButton == m_xNextBtn.get() ) + lResult = pParent->m_aMasterSlotExecutor.Call(DbGridControlNavigationBarState::Next); + else if( &rButton == m_xLastBtn.get() ) + lResult = pParent->m_aMasterSlotExecutor.Call(DbGridControlNavigationBarState::Last); + else if( &rButton == m_xNewBtn.get() ) + lResult = pParent->m_aMasterSlotExecutor.Call(DbGridControlNavigationBarState::New); + + if (lResult) + // the link already handled it + return; + } + + if (&rButton == m_xFirstBtn.get()) + pParent->MoveToFirst(); + else if( &rButton == m_xPrevBtn.get() ) + pParent->MoveToPrev(); + else if( &rButton == m_xNextBtn.get() ) + pParent->MoveToNext(); + else if( &rButton == m_xLastBtn.get() ) + pParent->MoveToLast(); + else if( &rButton == m_xNewBtn.get() ) + pParent->AppendNew(); +} + +void NavigationBar::InvalidateAll(sal_Int32 nCurrentPos, bool bAll) +{ + if (!(m_nCurrentPos != nCurrentPos || nCurrentPos < 0 || bAll)) + return; + + DbGridControl* pParent = static_cast<DbGridControl*>(GetParent()); + + sal_Int32 nAdjustedRowCount = pParent->GetRowCount() - ((pParent->GetOptions() & DbGridControlOptions::Insert) ? 2 : 1); + + // check if everything needs to be invalidated + bAll = bAll || m_nCurrentPos <= 0; + bAll = bAll || nCurrentPos <= 0; + bAll = bAll || m_nCurrentPos >= nAdjustedRowCount; + bAll = bAll || nCurrentPos >= nAdjustedRowCount; + + if ( bAll ) + { + m_nCurrentPos = nCurrentPos; + int i = 0; + while (ControlMap[i] != DbGridControlNavigationBarState::NONE) + SetState(ControlMap[i++]); + } + else // is in the center + { + m_nCurrentPos = nCurrentPos; + SetState(DbGridControlNavigationBarState::Count); + SetState(DbGridControlNavigationBarState::Absolute); + } +} + +bool NavigationBar::GetState(DbGridControlNavigationBarState nWhich) const +{ + DbGridControl* pParent = static_cast<DbGridControl*>(GetParent()); + + if (!pParent->IsOpen() || pParent->IsDesignMode() || !pParent->IsEnabled() + || pParent->IsFilterMode() ) + return false; + else + { + // check if we have a master state provider + if (pParent->m_aMasterStateProvider.IsSet()) + { + tools::Long nState = pParent->m_aMasterStateProvider.Call( nWhich ); + if (nState>=0) + return (nState>0); + } + + bool bAvailable = true; + + switch (nWhich) + { + case DbGridControlNavigationBarState::First: + case DbGridControlNavigationBarState::Prev: + bAvailable = m_nCurrentPos > 0; + break; + case DbGridControlNavigationBarState::Next: + if(pParent->m_bRecordCountFinal) + { + bAvailable = m_nCurrentPos < pParent->GetRowCount() - 1; + if (!bAvailable && pParent->GetOptions() & DbGridControlOptions::Insert) + bAvailable = (m_nCurrentPos == pParent->GetRowCount() - 2) && pParent->IsModified(); + } + break; + case DbGridControlNavigationBarState::Last: + if(pParent->m_bRecordCountFinal) + { + if (pParent->GetOptions() & DbGridControlOptions::Insert) + bAvailable = pParent->IsCurrentAppending() ? pParent->GetRowCount() > 1 : + m_nCurrentPos != pParent->GetRowCount() - 2; + else + bAvailable = m_nCurrentPos != pParent->GetRowCount() - 1; + } + break; + case DbGridControlNavigationBarState::New: + bAvailable = (pParent->GetOptions() & DbGridControlOptions::Insert) && pParent->GetRowCount() && m_nCurrentPos < pParent->GetRowCount() - 1; + break; + case DbGridControlNavigationBarState::Absolute: + bAvailable = pParent->GetRowCount() > 0; + break; + default: break; + } + return bAvailable; + } +} + +void NavigationBar::SetState(DbGridControlNavigationBarState nWhich) +{ + bool bAvailable = GetState(nWhich); + DbGridControl* pParent = static_cast<DbGridControl*>(GetParent()); + weld::Widget* pWnd = nullptr; + switch (nWhich) + { + case DbGridControlNavigationBarState::First: + pWnd = m_xFirstBtn.get(); + break; + case DbGridControlNavigationBarState::Prev: + pWnd = m_xPrevBtn.get(); + break; + case DbGridControlNavigationBarState::Next: + pWnd = m_xNextBtn.get(); + break; + case DbGridControlNavigationBarState::Last: + pWnd = m_xLastBtn.get(); + break; + case DbGridControlNavigationBarState::New: + pWnd = m_xNewBtn.get(); + break; + case DbGridControlNavigationBarState::Absolute: + pWnd = m_xAbsolute->GetWidget(); + if (bAvailable) + m_xAbsolute->set_text(OUString::number(m_nCurrentPos + 1)); + else + m_xAbsolute->set_text(OUString()); + break; + case DbGridControlNavigationBarState::Text: + pWnd = m_xRecordText.get(); + break; + case DbGridControlNavigationBarState::Of: + pWnd = m_xRecordOf.get(); + break; + case DbGridControlNavigationBarState::Count: + { + pWnd = m_xRecordCount.get(); + OUString aText; + if (bAvailable) + { + if (pParent->GetOptions() & DbGridControlOptions::Insert) + { + if (pParent->IsCurrentAppending() && !pParent->IsModified()) + aText = OUString::number(pParent->GetRowCount()); + else + aText = OUString::number(pParent->GetRowCount() - 1); + } + else + aText = OUString::number(pParent->GetRowCount()); + if(!pParent->m_bRecordCountFinal) + aText += " *"; + } + else + aText.clear(); + + // add the number of selected rows, if applicable + if (pParent->GetSelectRowCount()) + { + OUString aExtendedInfo = aText + " (" + + OUString::number(pParent->GetSelectRowCount()) + ")"; + m_xRecordCount->set_label(aExtendedInfo); + } + else + m_xRecordCount->set_label(aText); + + pParent->SetRealRowCount(aText); + } break; + default: break; + } + DBG_ASSERT(pWnd, "no window"); + if (!(pWnd && (pWnd->get_sensitive() != bAvailable))) + return; + + // this "pWnd->IsEnabled() != bAvailable" is a little hack : Window::Enable always generates a user + // event (ImplGenerateMouseMove) even if nothing happened. This may lead to some unwanted effects, so we + // do this check. + // For further explanation see Bug 69900. + pWnd->set_sensitive(bAvailable); + if (!bAvailable) + { + if (pWnd == m_xNextBtn.get()) + m_xNextRepeater->Stop(); + else if (pWnd == m_xPrevBtn.get()) + m_xPrevRepeater->Stop(); + } +} + +DbGridRow::DbGridRow():m_eStatus(GridRowStatus::Clean), m_bIsNew(true) +{} + +DbGridRow::DbGridRow(CursorWrapper* pCur, bool bPaintCursor) + :m_bIsNew(false) +{ + + if (pCur && pCur->Is()) + { + Reference< XIndexAccess > xColumns(pCur->getColumns(), UNO_QUERY); + for (sal_Int32 i = 0; i < xColumns->getCount(); ++i) + { + Reference< XPropertySet > xColSet( + xColumns->getByIndex(i), css::uno::UNO_QUERY); + m_aVariants.emplace_back( new DataColumn(xColSet) ); + } + + if (pCur->rowDeleted()) + m_eStatus = GridRowStatus::Deleted; + else + { + if (bPaintCursor) + m_eStatus = (pCur->isAfterLast() || pCur->isBeforeFirst()) ? GridRowStatus::Invalid : GridRowStatus::Clean; + else + { + const Reference< XPropertySet >& xSet = pCur->getPropertySet(); + if (xSet.is()) + { + m_bIsNew = ::comphelper::getBOOL(xSet->getPropertyValue(FM_PROP_ISNEW)); + if (!m_bIsNew && (pCur->isAfterLast() || pCur->isBeforeFirst())) + m_eStatus = GridRowStatus::Invalid; + else if (::comphelper::getBOOL(xSet->getPropertyValue(FM_PROP_ISMODIFIED))) + m_eStatus = GridRowStatus::Modified; + else + m_eStatus = GridRowStatus::Clean; + } + else + m_eStatus = GridRowStatus::Invalid; + } + } + if (!m_bIsNew && IsValid()) + m_aBookmark = pCur->getBookmark(); + else + m_aBookmark = Any(); + } + else + m_eStatus = GridRowStatus::Invalid; +} + +DbGridRow::~DbGridRow() +{ +} + +void DbGridRow::SetState(CursorWrapper* pCur, bool bPaintCursor) +{ + if (pCur && pCur->Is()) + { + if (pCur->rowDeleted()) + { + m_eStatus = GridRowStatus::Deleted; + m_bIsNew = false; + } + else + { + m_eStatus = GridRowStatus::Clean; + if (!bPaintCursor) + { + const Reference< XPropertySet >& xSet = pCur->getPropertySet(); + DBG_ASSERT(xSet.is(), "DbGridRow::SetState : invalid cursor !"); + + if (::comphelper::getBOOL(xSet->getPropertyValue(FM_PROP_ISMODIFIED))) + m_eStatus = GridRowStatus::Modified; + m_bIsNew = ::comphelper::getBOOL(xSet->getPropertyValue(FM_PROP_ISNEW)); + } + else + m_bIsNew = false; + } + + try + { + if (!m_bIsNew && IsValid()) + m_aBookmark = pCur->getBookmark(); + else + m_aBookmark = Any(); + } + catch(SQLException&) + { + DBG_UNHANDLED_EXCEPTION("svx"); + m_aBookmark = Any(); + m_eStatus = GridRowStatus::Invalid; + m_bIsNew = false; + } + } + else + { + m_aBookmark = Any(); + m_eStatus = GridRowStatus::Invalid; + m_bIsNew = false; + } +} + +DbGridControl::DbGridControl( + Reference< XComponentContext > const & _rxContext, + vcl::Window* pParent, + WinBits nBits) + :EditBrowseBox(pParent, EditBrowseBoxFlags::NONE, nBits, DEFAULT_BROWSE_MODE ) + ,m_xContext(_rxContext) + ,m_aBar(VclPtr<NavigationBar>::Create(this)) + ,m_nAsynAdjustEvent(nullptr) + ,m_pDataSourcePropListener(nullptr) + ,m_pFieldListeners(nullptr) + ,m_pGridListener(nullptr) + ,m_nSeekPos(-1) + ,m_nTotalCount(-1) + ,m_aNullDate(::dbtools::DBTypeConversion::getStandardDate()) + ,m_nMode(DEFAULT_BROWSE_MODE) + ,m_nCurrentPos(-1) + ,m_nDeleteEvent(nullptr) + ,m_nOptions(DbGridControlOptions::Readonly) + ,m_nOptionMask(DbGridControlOptions::Insert | DbGridControlOptions::Update | DbGridControlOptions::Delete) + ,m_nLastColId(sal_uInt16(-1)) + ,m_nLastRowId(-1) + ,m_bDesignMode(false) + ,m_bRecordCountFinal(false) + ,m_bNavigationBar(true) + ,m_bSynchDisplay(true) + ,m_bHandle(true) + ,m_bFilterMode(false) + ,m_bWantDestruction(false) + ,m_bPendingAdjustRows(false) + ,m_bHideScrollbars( false ) + ,m_bUpdating(false) +{ + + OUString sName(SvxResId(RID_STR_NAVIGATIONBAR)); + m_aBar->SetAccessibleName(sName); + m_aBar->Show(); + ImplInitWindow( InitWindowFacet::All ); +} + +void DbGridControl::InsertHandleColumn() +{ + // BrowseBox has problems when painting without a handleColumn (hide it here) + if (HasHandle()) + BrowseBox::InsertHandleColumn(GetDefaultColumnWidth(OUString())); + else + BrowseBox::InsertHandleColumn(0); +} + +void DbGridControl::Init() +{ + VclPtr<BrowserHeader> pNewHeader = CreateHeaderBar(this); + pHeader->SetMouseTransparent(false); + + SetHeaderBar(pNewHeader); + SetMode(m_nMode); + SetCursorColor(Color(0xFF, 0, 0)); + + InsertHandleColumn(); +} + +DbGridControl::~DbGridControl() +{ + disposeOnce(); +} + +void DbGridControl::dispose() +{ + RemoveColumns(); + + m_bWantDestruction = true; + osl::MutexGuard aGuard(m_aDestructionSafety); + if (m_pFieldListeners) + DisconnectFromFields(); + m_pCursorDisposeListener.reset(); + + if (m_nDeleteEvent) + Application::RemoveUserEvent(m_nDeleteEvent); + + if (m_pDataSourcePropMultiplexer.is()) + { + m_pDataSourcePropMultiplexer->dispose(); + m_pDataSourcePropMultiplexer.clear(); // this should delete the multiplexer + delete m_pDataSourcePropListener; + m_pDataSourcePropListener = nullptr; + } + m_xRowSetListener.clear(); + + m_pDataCursor.reset(); + m_pSeekCursor.reset(); + + m_aBar.disposeAndClear(); + + EditBrowseBox::dispose(); +} + +void DbGridControl::StateChanged( StateChangedType nType ) +{ + EditBrowseBox::StateChanged( nType ); + + switch (nType) + { + case StateChangedType::Mirroring: + ImplInitWindow( InitWindowFacet::WritingMode ); + Invalidate(); + break; + + case StateChangedType::Zoom: + { + ImplInitWindow( InitWindowFacet::Font ); + + // and give it a chance to rearrange + Point aPoint = GetControlArea().TopLeft(); + sal_uInt16 nX = static_cast<sal_uInt16>(aPoint.X()); + ArrangeControls(nX, static_cast<sal_uInt16>(aPoint.Y())); + ReserveControlArea(nX); + } + break; + case StateChangedType::ControlFont: + ImplInitWindow( InitWindowFacet::Font ); + Invalidate(); + break; + case StateChangedType::ControlForeground: + ImplInitWindow( InitWindowFacet::Foreground ); + Invalidate(); + break; + case StateChangedType::ControlBackground: + ImplInitWindow( InitWindowFacet::Background ); + Invalidate(); + break; + default:; + } +} + +void DbGridControl::DataChanged( const DataChangedEvent& rDCEvt ) +{ + EditBrowseBox::DataChanged( rDCEvt ); + if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS ) && + (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) ) + { + ImplInitWindow( InitWindowFacet::All ); + Invalidate(); + } +} + +void DbGridControl::Select() +{ + EditBrowseBox::Select(); + + // as the selected rows may have changed, update the according display in our navigation bar + m_aBar->InvalidateState(DbGridControlNavigationBarState::Count); + + if (m_pGridListener) + m_pGridListener->selectionChanged(); +} + +void DbGridControl::ImplInitWindow( const InitWindowFacet _eInitWhat ) +{ + for (auto const & pCol : m_aColumns) + { + pCol->ImplInitWindow( GetDataWindow(), _eInitWhat ); + } + + if ( _eInitWhat & InitWindowFacet::WritingMode ) + { + if ( m_bNavigationBar ) + { + m_aBar->EnableRTL( IsRTLEnabled() ); + } + } + + if ( _eInitWhat & InitWindowFacet::Font ) + { + if ( m_bNavigationBar ) + { + if ( IsControlFont() ) + m_aBar->SetControlFont( GetControlFont() ); + else + m_aBar->SetControlFont(); + + m_aBar->SetZoom( GetZoom() ); + } + } + + if ( !(_eInitWhat & InitWindowFacet::Background) ) + return; + + if (IsControlBackground()) + { + GetDataWindow().SetBackground(GetControlBackground()); + GetDataWindow().SetControlBackground(GetControlBackground()); + GetDataWindow().GetOutDev()->SetFillColor(GetControlBackground()); + } + else + { + GetDataWindow().SetControlBackground(); + GetDataWindow().GetOutDev()->SetFillColor(GetOutDev()->GetFillColor()); + } +} + +void DbGridControl::RemoveRows(bool bNewCursor) +{ + // Did the data cursor change? + if (!bNewCursor) + { + m_pSeekCursor.reset(); + m_xPaintRow = m_xDataRow = m_xEmptyRow = m_xCurrentRow = m_xSeekRow = nullptr; + m_nCurrentPos = m_nSeekPos = -1; + m_nOptions = DbGridControlOptions::Readonly; + + RowRemoved(0, GetRowCount(), false); + m_nTotalCount = -1; + } + else + { + RemoveRows(); + } +} + +void DbGridControl::RemoveRows() +{ + // we're going to remove all columns and all row, so deactivate the current cell + if (IsEditing()) + DeactivateCell(); + + // de-initialize all columns + // if there are columns, free all controllers + for (auto const & pColumn : m_aColumns) + pColumn->Clear(); + + m_pSeekCursor.reset(); + m_pDataCursor.reset(); + + m_xPaintRow = m_xDataRow = m_xEmptyRow = m_xCurrentRow = m_xSeekRow = nullptr; + m_nCurrentPos = m_nSeekPos = m_nTotalCount = -1; + m_nOptions = DbGridControlOptions::Readonly; + + // reset number of sentences to zero in the browser + EditBrowseBox::RemoveRows(); + m_aBar->InvalidateAll(m_nCurrentPos, true); +} + +void DbGridControl::ArrangeControls(sal_uInt16& nX, sal_uInt16 nY) +{ + // positioning of the controls + if (m_bNavigationBar) + { + tools::Rectangle aRect(GetControlArea()); + m_aBar->SetPosSizePixel(Point(0, nY + 1), Size(aRect.GetSize().Width(), aRect.GetSize().Height() - 1)); + nX = m_aBar->ArrangeControls(); + } +} + +void DbGridControl::EnableHandle(bool bEnable) +{ + if (m_bHandle == bEnable) + return; + + // HandleColumn is only hidden because there are a lot of problems while painting otherwise + RemoveColumn( HandleColumnId ); + m_bHandle = bEnable; + InsertHandleColumn(); +} + +namespace +{ + bool adjustModeForScrollbars( BrowserMode& _rMode, bool _bNavigationBar, bool _bHideScrollbars ) + { + BrowserMode nOldMode = _rMode; + + if ( !_bNavigationBar ) + { + _rMode &= ~BrowserMode::AUTO_HSCROLL; + } + + if ( _bHideScrollbars ) + { + _rMode |= BrowserMode::NO_HSCROLL | BrowserMode::NO_VSCROLL; + _rMode &= ~BrowserMode( BrowserMode::AUTO_HSCROLL | BrowserMode::AUTO_VSCROLL ); + } + else + { + _rMode |= BrowserMode::AUTO_HSCROLL | BrowserMode::AUTO_VSCROLL; + _rMode &= ~BrowserMode( BrowserMode::NO_HSCROLL | BrowserMode::NO_VSCROLL ); + } + + // note: if we have a navigation bar, we always have an AUTO_HSCROLL. In particular, + // _bHideScrollbars is ignored then + if ( _bNavigationBar ) + { + _rMode |= BrowserMode::AUTO_HSCROLL; + _rMode &= ~BrowserMode::NO_HSCROLL; + } + + return nOldMode != _rMode; + } +} + +void DbGridControl::EnableNavigationBar(bool bEnable) +{ + if (m_bNavigationBar == bEnable) + return; + + m_bNavigationBar = bEnable; + + if (bEnable) + { + m_aBar->Show(); + m_aBar->Enable(); + m_aBar->InvalidateAll(m_nCurrentPos, true); + + if ( adjustModeForScrollbars( m_nMode, m_bNavigationBar, m_bHideScrollbars ) ) + SetMode( m_nMode ); + + // get size of the reserved ControlArea + Point aPoint = GetControlArea().TopLeft(); + sal_uInt16 nX = static_cast<sal_uInt16>(aPoint.X()); + + ArrangeControls(nX, static_cast<sal_uInt16>(aPoint.Y())); + ReserveControlArea(nX); + } + else + { + m_aBar->Hide(); + m_aBar->Disable(); + + if ( adjustModeForScrollbars( m_nMode, m_bNavigationBar, m_bHideScrollbars ) ) + SetMode( m_nMode ); + + ReserveControlArea(); + } +} + +DbGridControlOptions DbGridControl::SetOptions(DbGridControlOptions nOpt) +{ + DBG_ASSERT(!m_xCurrentRow.is() || !m_xCurrentRow->IsModified(), + "DbGridControl::SetOptions : please do not call when editing a record (things are much easier this way ;) !"); + + // for the next setDataSource (which is triggered by a refresh, for instance) + m_nOptionMask = nOpt; + + // normalize the new options + Reference< XPropertySet > xDataSourceSet = m_pDataCursor->getPropertySet(); + if (xDataSourceSet.is()) + { + // check what kind of options are available + sal_Int32 nPrivileges = 0; + xDataSourceSet->getPropertyValue(FM_PROP_PRIVILEGES) >>= nPrivileges; + if ((nPrivileges & Privilege::INSERT) == 0) + nOpt &= ~DbGridControlOptions::Insert; + if ((nPrivileges & Privilege::UPDATE) == 0) + nOpt &= ~DbGridControlOptions::Update; + if ((nPrivileges & Privilege::DELETE) == 0) + nOpt &= ~DbGridControlOptions::Delete; + } + else + nOpt = DbGridControlOptions::Readonly; + + // need to do something after that ? + if (nOpt == m_nOptions) + return m_nOptions; + + // the 'update' option only affects our BrowserMode (with or w/o focus rect) + BrowserMode nNewMode = m_nMode; + if (!(m_nMode & BrowserMode::CURSOR_WO_FOCUS)) + { + if (nOpt & DbGridControlOptions::Update) + nNewMode |= BrowserMode::HIDECURSOR; + else + nNewMode &= ~BrowserMode::HIDECURSOR; + } + else + nNewMode &= ~BrowserMode::HIDECURSOR; + // should not be necessary if EnablePermanentCursor is used to change the cursor behaviour, but to be sure ... + + if (nNewMode != m_nMode) + { + SetMode(nNewMode); + m_nMode = nNewMode; + } + + // _after_ setting the mode because this results in an ActivateCell + DeactivateCell(); + + bool bInsertChanged = (nOpt & DbGridControlOptions::Insert) != (m_nOptions & DbGridControlOptions::Insert); + m_nOptions = nOpt; + // we need to set this before the code below because it indirectly uses m_nOptions + + // the 'insert' option affects our empty row + if (bInsertChanged) + { + if (m_nOptions & DbGridControlOptions::Insert) + { // the insert option is to be set + m_xEmptyRow = new DbGridRow(); + RowInserted(GetRowCount()); + } + else + { // the insert option is to be reset + m_xEmptyRow = nullptr; + if ((GetCurRow() == GetRowCount() - 1) && (GetCurRow() > 0)) + GoToRowColumnId(GetCurRow() - 1, GetCurColumnId()); + RowRemoved(GetRowCount()); + } + } + + // the 'delete' options has no immediate consequences + + ActivateCell(); + Invalidate(); + return m_nOptions; +} + +void DbGridControl::ForceHideScrollbars() +{ + if ( m_bHideScrollbars ) + return; + + m_bHideScrollbars = true; + + if ( adjustModeForScrollbars( m_nMode, m_bNavigationBar, m_bHideScrollbars ) ) + SetMode( m_nMode ); +} + +void DbGridControl::EnablePermanentCursor(bool bEnable) +{ + if (IsPermanentCursorEnabled() == bEnable) + return; + + if (bEnable) + { + m_nMode &= ~BrowserMode::HIDECURSOR; // without this BrowserMode::CURSOR_WO_FOCUS won't have any affect + m_nMode |= BrowserMode::CURSOR_WO_FOCUS; + } + else + { + if (m_nOptions & DbGridControlOptions::Update) + m_nMode |= BrowserMode::HIDECURSOR; // no cursor at all + else + m_nMode &= ~BrowserMode::HIDECURSOR; // at least the "non-permanent" cursor + + m_nMode &= ~BrowserMode::CURSOR_WO_FOCUS; + } + SetMode(m_nMode); + + bool bWasEditing = IsEditing(); + DeactivateCell(); + if (bWasEditing) + ActivateCell(); +} + +bool DbGridControl::IsPermanentCursorEnabled() const +{ + return (m_nMode & BrowserMode::CURSOR_WO_FOCUS) && !(m_nMode & BrowserMode::HIDECURSOR); +} + +void DbGridControl::refreshController(sal_uInt16 _nColId, GrantControlAccess /*_aAccess*/) +{ + if ((GetCurColumnId() == _nColId) && IsEditing()) + { // the controller which is currently active needs to be refreshed + DeactivateCell(); + ActivateCell(); + } +} + +void DbGridControl::setDataSource(const Reference< XRowSet >& _xCursor, DbGridControlOptions nOpts) +{ + if (!_xCursor.is() && !m_pDataCursor) + return; + + if (m_pDataSourcePropMultiplexer.is()) + { + m_pDataSourcePropMultiplexer->dispose(); + m_pDataSourcePropMultiplexer.clear(); // this should delete the multiplexer + delete m_pDataSourcePropListener; + m_pDataSourcePropListener = nullptr; + } + m_xRowSetListener.clear(); + + // is the new cursor valid ? + // the cursor is only valid if it contains some columns + // if there is no cursor or the cursor is not valid we have to clean up and leave + if (!_xCursor.is() || !Reference< XColumnsSupplier > (_xCursor, UNO_QUERY_THROW)->getColumns()->hasElements()) + { + RemoveRows(); + return; + } + + // did the data cursor change? + sal_uInt16 nCurPos = GetColumnPos(GetCurColumnId()); + + SetUpdateMode(false); + RemoveRows(); + DisconnectFromFields(); + + m_pCursorDisposeListener.reset(); + + { + ::osl::MutexGuard aGuard(m_aAdjustSafety); + if (m_nAsynAdjustEvent) + { + // the adjust was thought to work with the old cursor which we don't have anymore + RemoveUserEvent(m_nAsynAdjustEvent); + m_nAsynAdjustEvent = nullptr; + } + } + + // get a new formatter and data cursor + m_xFormatter = nullptr; + Reference< css::util::XNumberFormatsSupplier > xSupplier = getNumberFormats(getConnection(_xCursor), true); + if (xSupplier.is()) + { + m_xFormatter = css::util::NumberFormatter::create(m_xContext); + m_xFormatter->attachNumberFormatsSupplier(xSupplier); + + // retrieve the datebase of the Numberformatter + try + { + xSupplier->getNumberFormatSettings()->getPropertyValue("NullDate") >>= m_aNullDate; + } + catch(Exception&) + { + } + } + + m_pDataCursor.reset(new CursorWrapper(_xCursor)); + + // now create a cursor for painting rows + // we need that cursor only if we are not in insert only mode + Reference< XResultSet > xClone; + Reference< XResultSetAccess > xAccess( _xCursor, UNO_QUERY ); + try + { + xClone = xAccess.is() ? xAccess->createResultSet() : Reference< XResultSet > (); + } + catch(Exception&) + { + } + if (xClone.is()) + m_pSeekCursor.reset(new CursorWrapper(xClone)); + + // property listening on the data source + // (Normally one class would be sufficient : the multiplexer which could forward the property change to us. + // But for that we would have been derived from ::comphelper::OPropertyChangeListener, which isn't exported. + // So we introduce a second class, which is a ::comphelper::OPropertyChangeListener (in the implementation file we know this class) + // and forwards the property changes to our special method "DataSourcePropertyChanged".) + if (m_pDataCursor) + { + m_pDataSourcePropListener = new FmXGridSourcePropListener(this); + m_pDataSourcePropMultiplexer = new ::comphelper::OPropertyChangeMultiplexer(m_pDataSourcePropListener, m_pDataCursor->getPropertySet() ); + m_pDataSourcePropMultiplexer->addProperty(FM_PROP_ISMODIFIED); + m_pDataSourcePropMultiplexer->addProperty(FM_PROP_ISNEW); + } + + BrowserMode nOldMode = m_nMode; + if (m_pSeekCursor) + { + try + { + Reference< XPropertySet > xSet(_xCursor, UNO_QUERY); + if (xSet.is()) + { + // check what kind of options are available + sal_Int32 nConcurrency = ResultSetConcurrency::READ_ONLY; + xSet->getPropertyValue(FM_PROP_RESULTSET_CONCURRENCY) >>= nConcurrency; + + if ( ResultSetConcurrency::UPDATABLE == nConcurrency ) + { + sal_Int32 nPrivileges = 0; + xSet->getPropertyValue(FM_PROP_PRIVILEGES) >>= nPrivileges; + + // Insert Option should be set if insert only otherwise you won't see any rows + // and no insertion is possible + if ((m_nOptionMask & DbGridControlOptions::Insert) + && ((nPrivileges & Privilege::INSERT) == Privilege::INSERT) && (nOpts & DbGridControlOptions::Insert)) + m_nOptions |= DbGridControlOptions::Insert; + if ((m_nOptionMask & DbGridControlOptions::Update) + && ((nPrivileges & Privilege::UPDATE) == Privilege::UPDATE) && (nOpts & DbGridControlOptions::Update)) + m_nOptions |= DbGridControlOptions::Update; + if ((m_nOptionMask & DbGridControlOptions::Delete) + && ((nPrivileges & Privilege::DELETE) == Privilege::DELETE) && (nOpts & DbGridControlOptions::Delete)) + m_nOptions |= DbGridControlOptions::Delete; + } + } + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("svx"); + } + + bool bPermanentCursor = IsPermanentCursorEnabled(); + m_nMode = DEFAULT_BROWSE_MODE; + + if ( bPermanentCursor ) + { + m_nMode |= BrowserMode::CURSOR_WO_FOCUS; + m_nMode &= ~BrowserMode::HIDECURSOR; + } + else + { + // updates are allowed -> no focus rectangle + if ( m_nOptions & DbGridControlOptions::Update ) + m_nMode |= BrowserMode::HIDECURSOR; + } + + m_nMode |= BrowserMode::MULTISELECTION; + + adjustModeForScrollbars( m_nMode, m_bNavigationBar, m_bHideScrollbars ); + + Reference< XColumnsSupplier > xSupplyColumns(_xCursor, UNO_QUERY); + if (xSupplyColumns.is()) + InitColumnsByFields(Reference< XIndexAccess > (xSupplyColumns->getColumns(), UNO_QUERY)); + + ConnectToFields(); + } + + sal_uInt32 nRecordCount(0); + + if (m_pSeekCursor) + { + Reference< XPropertySet > xSet = m_pDataCursor->getPropertySet(); + xSet->getPropertyValue(FM_PROP_ROWCOUNT) >>= nRecordCount; + m_bRecordCountFinal = ::comphelper::getBOOL(xSet->getPropertyValue(FM_PROP_ROWCOUNTFINAL)); + + m_xRowSetListener = new RowSetEventListener(this); + Reference< XRowsChangeBroadcaster> xChangeBroad(xSet,UNO_QUERY); + if ( xChangeBroad.is( ) ) + xChangeBroad->addRowsChangeListener(m_xRowSetListener); + + + // insert the currently known rows + // and one row if we are able to insert rows + if (m_nOptions & DbGridControlOptions::Insert) + { + // insert the empty row for insertion + m_xEmptyRow = new DbGridRow(); + ++nRecordCount; + } + if (nRecordCount) + { + m_xPaintRow = m_xSeekRow = new DbGridRow(m_pSeekCursor.get(), true); + m_xDataRow = new DbGridRow(m_pDataCursor.get(), false); + RowInserted(0, nRecordCount, false); + + if (m_xSeekRow->IsValid()) + try + { + m_nSeekPos = m_pSeekCursor->getRow() - 1; + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("svx"); + m_nSeekPos = -1; + } + } + else + { + // no rows so we don't need a seekcursor + m_pSeekCursor.reset(); + } + } + + // go to the old column + if (nCurPos == BROWSER_INVALIDID || nCurPos >= ColCount()) + nCurPos = 0; + + // Column zero is a valid choice and guaranteed to exist, + // but invisible to the user; if we have at least one + // user-visible column, go to that one. + if (nCurPos == 0 && ColCount() > 1) + nCurPos = 1; + + // there are rows so go to the selected current column + if (nRecordCount) + GoToRowColumnId(0, GetColumnId(nCurPos)); + // else stop the editing if necessary + else if (IsEditing()) + DeactivateCell(); + + // now reset the mode + if (m_nMode != nOldMode) + SetMode(m_nMode); + + // RecalcRows was already called while resizing + if (!IsResizing() && GetRowCount()) + RecalcRows(GetTopRow(), GetVisibleRows(), true); + + m_aBar->InvalidateAll(m_nCurrentPos, true); + SetUpdateMode(true); + + // start listening on the seek cursor + if (m_pSeekCursor) + m_pCursorDisposeListener.reset(new DisposeListenerGridBridge(*this, Reference< XComponent > (Reference< XInterface >(*m_pSeekCursor), UNO_QUERY))); +} + +void DbGridControl::RemoveColumns() +{ + if ( !isDisposed() && IsEditing() ) + DeactivateCell(); + + m_aColumns.clear(); + + EditBrowseBox::RemoveColumns(); +} + +std::unique_ptr<DbGridColumn> DbGridControl::CreateColumn(sal_uInt16 nId) +{ + return std::unique_ptr<DbGridColumn>(new DbGridColumn(nId, *this)); +} + +sal_uInt16 DbGridControl::AppendColumn(const OUString& rName, sal_uInt16 nWidth, sal_uInt16 nModelPos, sal_uInt16 nId) +{ + DBG_ASSERT(nId == BROWSER_INVALIDID, "DbGridControl::AppendColumn : I want to set the ID myself ..."); + sal_uInt16 nRealPos = nModelPos; + if (nModelPos != HEADERBAR_APPEND) + { + // calc the view pos. we can't use our converting functions because the new column + // has no VCL-representation, yet. + sal_Int16 nViewPos = nModelPos; + while (nModelPos--) + { + if ( m_aColumns[ nModelPos ]->IsHidden() ) + --nViewPos; + } + // restore nModelPos, we need it later + nModelPos = nRealPos; + // the position the base class gets is the view pos + 1 (because of the handle column) + nRealPos = nViewPos + 1; + } + + // calculate the new id + for (nId=1; (GetModelColumnPos(nId) != GRID_COLUMN_NOT_FOUND) && size_t(nId) <= m_aColumns.size(); ++nId) + ; + DBG_ASSERT(GetViewColumnPos(nId) == GRID_COLUMN_NOT_FOUND, "DbGridControl::AppendColumn : inconsistent internal state !"); + // my column's models say "there is no column with id nId", but the view (the base class) says "there is a column ..." + + EditBrowseBox::AppendColumn(rName, nWidth, nRealPos, nId); + if (nModelPos == HEADERBAR_APPEND) + m_aColumns.push_back( CreateColumn(nId) ); + else + m_aColumns.insert( m_aColumns.begin() + nModelPos, CreateColumn(nId) ); + + return nId; +} + +void DbGridControl::RemoveColumn(sal_uInt16 nId) +{ + EditBrowseBox::RemoveColumn(nId); + + const sal_uInt16 nIndex = GetModelColumnPos(nId); + if(nIndex != GRID_COLUMN_NOT_FOUND) + { + m_aColumns.erase( m_aColumns.begin()+nIndex ); + } +} + +void DbGridControl::ColumnMoved(sal_uInt16 nId) +{ + EditBrowseBox::ColumnMoved(nId); + + // remove the col from the model + sal_uInt16 nOldModelPos = GetModelColumnPos(nId); +#ifdef DBG_UTIL + DbGridColumn* pCol = m_aColumns[ nOldModelPos ].get(); + DBG_ASSERT(!pCol->IsHidden(), "DbGridControl::ColumnMoved : moved a hidden col ? how this ?"); +#endif + + // for the new model pos we can't use GetModelColumnPos because we are altering the model at the moment + // so the method won't work (in fact it would return the old model pos) + + // the new view pos is calculated easily + sal_uInt16 nNewViewPos = GetViewColumnPos(nId); + + // from that we can compute the new model pos + size_t nNewModelPos; + for (nNewModelPos = 0; nNewModelPos < m_aColumns.size(); ++nNewModelPos) + { + if (!m_aColumns[ nNewModelPos ]->IsHidden()) + { + if (!nNewViewPos) + break; + else + --nNewViewPos; + } + } + DBG_ASSERT( nNewModelPos < m_aColumns.size(), "DbGridControl::ColumnMoved : could not find the new model position !"); + + // this will work. of course the model isn't fully consistent with our view right now, but let's + // look at the situation : a column has been moved with in the VIEW from pos m to n, say m<n (in the + // other case we can use analogue arguments). + // All cols k with m<k<=n have been shifted left on pos, the former col m now has pos n. + // In the model this affects a range of cols x to y, where x<=m and y<=n. And the number of hidden cols + // within this range is constant, so we may calculate the view pos from the model pos in the above way. + + // for instance, let's look at a grid with six columns where the third one is hidden. this will + // initially look like this : + + // +---+---+---+---+---+---+ + // model pos | 0 | 1 |*2*| 3 | 4 | 5 | + // +---+---+---+---+---+---+ + // ID | 1 | 2 | 3 | 4 | 5 | 6 | + // +---+---+---+---+---+---+ + // view pos | 0 | 1 | - | 2 | 3 | 4 | + // +---+---+---+---+---+---+ + + // if we move the column at (view) pos 1 to (view) pos 3 we have : + + // +---+---+---+---+---+---+ + // model pos | 0 | 3 |*2*| 4 | 1 | 5 | // not reflecting the changes, yet + // +---+---+---+---+---+---+ + // ID | 1 | 4 | 3 | 5 | 2 | 6 | // already reflecting the changes + // +---+---+---+---+---+---+ + // view pos | 0 | 1 | - | 2 | 3 | 4 | + // +---+---+---+---+---+---+ + + // or, sorted by the out-of-date model positions : + + // +---+---+---+---+---+---+ + // model pos | 0 | 1 |*2*| 3 | 4 | 5 | + // +---+---+---+---+---+---+ + // ID | 1 | 2 | 3 | 4 | 5 | 6 | + // +---+---+---+---+---+---+ + // view pos | 0 | 3 | - | 1 | 2 | 4 | + // +---+---+---+---+---+---+ + + // We know the new view pos (3) of the moved column because our base class tells us. So we look at our + // model for the 4th (the pos is zero-based) visible column, it is at (model) position 4. And this is + // exactly the pos where we have to re-insert our column's model, so it looks ike this : + + // +---+---+---+---+---+---+ + // model pos | 0 |*1*| 2 | 3 | 4 | 5 | + // +---+---+---+---+---+---+ + // ID | 1 | 3 | 4 | 5 | 2 | 6 | + // +---+---+---+---+---+---+ + // view pos | 0 | - | 1 | 2 | 3 | 4 | + // +---+---+---+---+---+---+ + + // Now, all is consistent again. + // (except of the hidden column : The cycling of the cols occurred on the model, not on the view. maybe + // the user expected the latter but there really is no good argument against our method ;) ...) + + // And no, this large explanation isn't just because I wanted to play a board game or something like + // that. It's because it took me a while to see it myself, and the whole theme (hidden cols, model col + // positions, view col positions) is really painful (at least for me) so the above pictures helped me a lot ;) + + auto temp = std::move(m_aColumns[ nOldModelPos ]); + m_aColumns.erase( m_aColumns.begin() + nOldModelPos ); + m_aColumns.insert( m_aColumns.begin() + nNewModelPos, std::move(temp) ); +} + +bool DbGridControl::SeekRow(sal_Int32 nRow) +{ + // in filter mode or in insert only mode we don't have any cursor! + if ( !SeekCursor( nRow ) ) + return false; + + if ( IsFilterMode() ) + { + DBG_ASSERT( IsFilterRow( nRow ), "DbGridControl::SeekRow(): No filter row, wrong mode" ); + m_xPaintRow = m_xEmptyRow; + } + else + { + // on the current position we have to take the current row for display as we want + // to have the most recent values for display + if ( ( nRow == m_nCurrentPos ) && getDisplaySynchron() ) + m_xPaintRow = m_xCurrentRow; + // seek to the empty insert row + else if ( IsInsertionRow( nRow ) ) + m_xPaintRow = m_xEmptyRow; + else + { + m_xSeekRow->SetState( m_pSeekCursor.get(), true ); + m_xPaintRow = m_xSeekRow; + } + } + + EditBrowseBox::SeekRow(nRow); + + return m_nSeekPos >= 0; +} + +// Is called whenever the visible amount of data changes +void DbGridControl::VisibleRowsChanged( sal_Int32 nNewTopRow, sal_uInt16 nLinesOnScreen ) +{ + RecalcRows(nNewTopRow, nLinesOnScreen, false); +} + +void DbGridControl::RecalcRows(sal_Int32 nNewTopRow, sal_uInt16 nLinesOnScreen, bool bUpdateCursor) +{ + // If no cursor -> no rows in the browser. + if (!m_pSeekCursor) + { + DBG_ASSERT(GetRowCount() == 0,"DbGridControl: without cursor no rows are allowed to be there"); + return; + } + + // ignore any implicitly made updates + bool bDisablePaint = !bUpdateCursor && IsPaintEnabled(); + if (bDisablePaint) + EnablePaint(false); + + // adjust cache to the visible area + Reference< XPropertySet > xSet = m_pSeekCursor->getPropertySet(); + sal_Int32 nCacheSize = 0; + xSet->getPropertyValue(FM_PROP_FETCHSIZE) >>= nCacheSize; + bool bCacheAligned = false; + // no further cursor movements after initializing (m_nSeekPos < 0) because it is already + // positioned on the first sentence + tools::Long nDelta = nNewTopRow - GetTopRow(); + // limit for relative positioning + tools::Long nLimit = nCacheSize ? nCacheSize / 2 : 0; + + // more lines on screen than in cache + if (nLimit < nLinesOnScreen) + { + Any aCacheSize; + aCacheSize <<= sal_Int32(nLinesOnScreen*2); + xSet->setPropertyValue(FM_PROP_FETCHSIZE, aCacheSize); + // here we need to update the cursor for sure + bUpdateCursor = true; + bCacheAligned = true; + nLimit = nLinesOnScreen; + } + + // In the following, all positionings are done as it is + // ensured that there are enough lines in the data cache + + // window goes downwards with less than two windows difference or + // the cache was updated and no rowcount yet + if (nDelta < nLimit && (nDelta > 0 + || (bCacheAligned && m_nTotalCount < 0)) ) + SeekCursor(nNewTopRow + nLinesOnScreen - 1); + else if (nDelta < 0 && std::abs(nDelta) < nLimit) + SeekCursor(nNewTopRow); + else if (nDelta != 0 || bUpdateCursor) + SeekCursor(nNewTopRow, true); + + AdjustRows(); + + // ignore any updates implicit made + EnablePaint(true); +} + +void DbGridControl::RowInserted(sal_Int32 nRow, sal_Int32 nNumRows, bool bDoPaint) +{ + if (!nNumRows) + return; + + if (m_bRecordCountFinal && m_nTotalCount < 0) + { + // if we have an insert row we have to reduce to count by 1 + // as the total count reflects only the existing rows in database + m_nTotalCount = GetRowCount() + nNumRows; + if (m_xEmptyRow.is()) + --m_nTotalCount; + } + else if (m_nTotalCount >= 0) + m_nTotalCount += nNumRows; + + EditBrowseBox::RowInserted(nRow, nNumRows, bDoPaint); + m_aBar->InvalidateState(DbGridControlNavigationBarState::Count); +} + +void DbGridControl::RowRemoved(sal_Int32 nRow, sal_Int32 nNumRows, bool bDoPaint) +{ + if (!nNumRows) + return; + + if (m_bRecordCountFinal && m_nTotalCount < 0) + { + m_nTotalCount = GetRowCount() - nNumRows; + // if we have an insert row reduce by 1 + if (m_xEmptyRow.is()) + --m_nTotalCount; + } + else if (m_nTotalCount >= 0) + m_nTotalCount -= nNumRows; + + EditBrowseBox::RowRemoved(nRow, nNumRows, bDoPaint); + m_aBar->InvalidateState(DbGridControlNavigationBarState::Count); +} + +void DbGridControl::AdjustRows() +{ + if (!m_pSeekCursor) + return; + + Reference< XPropertySet > xSet = m_pDataCursor->getPropertySet(); + + // refresh RecordCount + sal_Int32 nRecordCount = 0; + xSet->getPropertyValue(FM_PROP_ROWCOUNT) >>= nRecordCount; + if (!m_bRecordCountFinal) + m_bRecordCountFinal = ::comphelper::getBOOL(xSet->getPropertyValue(FM_PROP_ROWCOUNTFINAL)); + + // Did the number of rows change? + // Here we need to consider that there might be an additional row for adding new data sets + + // add additional AppendRow for insertion + if (m_nOptions & DbGridControlOptions::Insert) + ++nRecordCount; + + // If there is currently an insertion, so do not consider this added row in RecordCount or Appendrow + if (!IsUpdating() && m_bRecordCountFinal && IsModified() && m_xCurrentRow != m_xEmptyRow && + m_xCurrentRow->IsNew()) + ++nRecordCount; + // ensured with !m_bUpdating: otherwise the edited data set (that SaveRow added and why this + // method was called) would be called twice (if m_bUpdating == sal_True): once in RecordCount + // and a second time here (60787 - FS) + + if (nRecordCount != GetRowCount()) + { + tools::Long nDelta = GetRowCount() - static_cast<tools::Long>(nRecordCount); + if (nDelta > 0) // too many + { + RowRemoved(GetRowCount() - nDelta, nDelta, false); + // some rows are gone, thus, repaint starting at the current position + Invalidate(); + + sal_Int32 nNewPos = AlignSeekCursor(); + if (m_bSynchDisplay) + EditBrowseBox::GoToRow(nNewPos); + + SetCurrent(nNewPos); + // there are rows so go to the selected current column + if (nRecordCount) + GoToRowColumnId(nNewPos, GetColumnId(GetCurColumnId())); + if (!IsResizing() && GetRowCount()) + RecalcRows(GetTopRow(), GetVisibleRows(), true); + m_aBar->InvalidateAll(m_nCurrentPos, true); + } + else // too few + RowInserted(GetRowCount(), -nDelta); + } + + if (m_bRecordCountFinal && m_nTotalCount < 0) + { + if (m_nOptions & DbGridControlOptions::Insert) + m_nTotalCount = GetRowCount() - 1; + else + m_nTotalCount = GetRowCount(); + } + m_aBar->InvalidateState(DbGridControlNavigationBarState::Count); +} + +svt::EditBrowseBox::RowStatus DbGridControl::GetRowStatus(sal_Int32 nRow) const +{ + if (IsFilterRow(nRow)) + return EditBrowseBox::FILTER; + else if (m_nCurrentPos >= 0 && nRow == m_nCurrentPos) + { + // new row + if (!IsValid(m_xCurrentRow)) + return EditBrowseBox::DELETED; + else if (IsModified()) + return EditBrowseBox::MODIFIED; + else if (m_xCurrentRow->IsNew()) + return EditBrowseBox::CURRENTNEW; + else + return EditBrowseBox::CURRENT; + } + else if (IsInsertionRow(nRow)) + return EditBrowseBox::NEW; + else if (!IsValid(m_xSeekRow)) + return EditBrowseBox::DELETED; + else + return EditBrowseBox::CLEAN; +} + +void DbGridControl::PaintCell(OutputDevice& rDev, const tools::Rectangle& rRect, sal_uInt16 nColumnId) const +{ + if (!IsValid(m_xPaintRow)) + return; + + size_t Location = GetModelColumnPos(nColumnId); + DbGridColumn* pColumn = (Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + if (pColumn) + { + tools::Rectangle aArea(rRect); + if ((GetMode() & BrowserMode::CURSOR_WO_FOCUS) == BrowserMode::CURSOR_WO_FOCUS) + { + aArea.AdjustTop(1 ); + aArea.AdjustBottom( -1 ); + } + pColumn->Paint(rDev, aArea, m_xPaintRow.get(), getNumberFormatter()); + } +} + +bool DbGridControl::CursorMoving(sal_Int32 nNewRow, sal_uInt16 nNewCol) +{ + + DeactivateCell( false ); + + if ( m_pDataCursor + && ( m_nCurrentPos != nNewRow ) + && !SetCurrent( nNewRow ) + ) + { + ActivateCell(); + return false; + } + + return EditBrowseBox::CursorMoving( nNewRow, nNewCol ); +} + +bool DbGridControl::SetCurrent(sal_Int32 nNewRow) +{ + // Each movement of the datacursor must start with BeginCursorAction and end with + // EndCursorAction to block all notifications during the movement + BeginCursorAction(); + + try + { + // compare positions + if (SeekCursor(nNewRow)) + { + if (IsFilterRow(nNewRow)) // special mode for filtering + { + m_xCurrentRow = m_xDataRow = m_xPaintRow = m_xEmptyRow; + m_nCurrentPos = nNewRow; + } + else + { + bool bNewRowInserted = false; + // Should we go to the insertrow ? + if (IsInsertionRow(nNewRow)) + { + // to we need to move the cursor to the insert row? + // we need to insert the if the current row isn't the insert row or if the + // cursor triggered the move by itself and we need a reinitialization of the row + Reference< XPropertySet > xCursorProps = m_pDataCursor->getPropertySet(); + if ( !::comphelper::getBOOL(xCursorProps->getPropertyValue(FM_PROP_ISNEW)) ) + { + Reference< XResultSetUpdate > xUpdateCursor(Reference< XInterface >(*m_pDataCursor), UNO_QUERY); + xUpdateCursor->moveToInsertRow(); + } + bNewRowInserted = true; + } + else + { + + if ( !m_pSeekCursor->isBeforeFirst() && !m_pSeekCursor->isAfterLast() ) + { + Any aBookmark = m_pSeekCursor->getBookmark(); + if (!m_xCurrentRow.is() || m_xCurrentRow->IsNew() || !CompareBookmark(aBookmark, m_pDataCursor->getBookmark())) + { + // adjust the cursor to the new desired row + if (!m_pDataCursor->moveToBookmark(aBookmark)) + { + EndCursorAction(); + return false; + } + } + } + } + m_xDataRow->SetState(m_pDataCursor.get(), false); + m_xCurrentRow = m_xDataRow; + + tools::Long nPaintPos = -1; + // do we have to repaint the last regular row in case of setting defaults or autovalues + if (m_nCurrentPos >= 0 && m_nCurrentPos >= (GetRowCount() - 2)) + nPaintPos = m_nCurrentPos; + + m_nCurrentPos = nNewRow; + + // repaint the new row to display all defaults + if (bNewRowInserted) + RowModified(m_nCurrentPos); + if (nPaintPos >= 0) + RowModified(nPaintPos); + } + } + else + { + OSL_FAIL("DbGridControl::SetCurrent : SeekRow failed !"); + EndCursorAction(); + return false; + } + } + catch ( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION("svx"); + EndCursorAction(); + return false; + } + + EndCursorAction(); + return true; +} + +void DbGridControl::CursorMoved() +{ + + // cursor movement due to deletion or insertion of rows + if (m_pDataCursor && m_nCurrentPos != GetCurRow()) + { + DeactivateCell(); + SetCurrent(GetCurRow()); + } + + EditBrowseBox::CursorMoved(); + m_aBar->InvalidateAll(m_nCurrentPos); + + // select the new column when they moved + if ( IsDesignMode() && GetSelectedColumnCount() > 0 && GetCurColumnId() ) + { + SelectColumnId( GetCurColumnId() ); + } + + if ( m_nLastColId != GetCurColumnId() ) + onColumnChange(); + m_nLastColId = GetCurColumnId(); + + if ( m_nLastRowId != GetCurRow() ) + onRowChange(); + m_nLastRowId = GetCurRow(); +} + +void DbGridControl::onRowChange() +{ + // not interested in +} + +void DbGridControl::onColumnChange() +{ + if ( m_pGridListener ) + m_pGridListener->columnChanged(); +} + +void DbGridControl::setDisplaySynchron(bool bSync) +{ + if (bSync != m_bSynchDisplay) + { + m_bSynchDisplay = bSync; + if (m_bSynchDisplay) + AdjustDataSource(); + } +} + +void DbGridControl::AdjustDataSource(bool bFull) +{ + SAL_INFO("svx.fmcomp", "DbGridControl::AdjustDataSource"); + SolarMutexGuard aGuard; + // If the current row is recalculated at the moment, do not adjust + + if (bFull) + m_xCurrentRow = nullptr; + // if we are on the same row only repaint + // but this is only possible for rows which are not inserted, in that case the comparison result + // may not be correct + else + if ( m_xCurrentRow.is() + && !m_xCurrentRow->IsNew() + && !m_pDataCursor->isBeforeFirst() + && !m_pDataCursor->isAfterLast() + && !m_pDataCursor->rowDeleted() + ) + { + bool bEqualBookmarks = CompareBookmark( m_xCurrentRow->GetBookmark(), m_pDataCursor->getBookmark() ); + + bool bDataCursorIsOnNew = false; + m_pDataCursor->getPropertySet()->getPropertyValue( FM_PROP_ISNEW ) >>= bDataCursorIsOnNew; + + if ( bEqualBookmarks && !bDataCursorIsOnNew ) + { + // position of my data cursor is the same as the position our current row points tpo + // sync the status, repaint, done + DBG_ASSERT(m_xDataRow == m_xCurrentRow, "Errors in the data row"); + SAL_INFO("svx.fmcomp", "same position, new state: " << ROWSTATUS(m_xCurrentRow)); + RowModified(m_nCurrentPos); + return; + } + } + + // away from the data cursor's row + if (m_xPaintRow == m_xCurrentRow) + m_xPaintRow = m_xSeekRow; + + // not up-to-date row, thus, adjust completely + if (!m_xCurrentRow.is()) + AdjustRows(); + + sal_Int32 nNewPos = AlignSeekCursor(); + if (nNewPos < 0)// could not find any position + return; + + if (nNewPos != m_nCurrentPos) + { + if (m_bSynchDisplay) + EditBrowseBox::GoToRow(nNewPos); + + if (!m_xCurrentRow.is()) + // Happens e.g. when deleting the n last datasets (n>1) while the cursor was positioned + // on the last one. In this case, AdjustRows deletes two rows from BrowseBox, by what + // CurrentRow is corrected to point two rows down, so that GoToRow will point into + // emptiness (since we are - purportedly - at the correct position) + SetCurrent(nNewPos); + } + else + { + SetCurrent(nNewPos); + RowModified(nNewPos); + } + + // if the data cursor was moved from outside, this section is voided + SetNoSelection(); + m_aBar->InvalidateAll(m_nCurrentPos, m_xCurrentRow.is()); +} + +sal_Int32 DbGridControl::AlignSeekCursor() +{ + // position SeekCursor onto the data cursor, no data transmission + + if (!m_pSeekCursor) + return -1; + + Reference< XPropertySet > xSet = m_pDataCursor->getPropertySet(); + + // now align the seek cursor and the data cursor + if (::comphelper::getBOOL(xSet->getPropertyValue(FM_PROP_ISNEW))) + m_nSeekPos = GetRowCount() - 1; + else + { + try + { + if ( m_pDataCursor->isBeforeFirst() ) + { + // this is somewhat strange, but can nevertheless happen + SAL_INFO( "svx.fmcomp", "DbGridControl::AlignSeekCursor: nobody should tamper with my cursor this way (before first)!" ); + m_pSeekCursor->first(); + m_pSeekCursor->previous(); + m_nSeekPos = -1; + } + else if ( m_pDataCursor->isAfterLast() ) + { + SAL_INFO( "svx.fmcomp", "DbGridControl::AlignSeekCursor: nobody should tamper with my cursor this way (after last)!" ); + m_pSeekCursor->last(); + m_pSeekCursor->next(); + m_nSeekPos = -1; + } + else + { + m_pSeekCursor->moveToBookmark(m_pDataCursor->getBookmark()); + if (!CompareBookmark(m_pDataCursor->getBookmark(), m_pSeekCursor->getBookmark())) + // unfortunately, moveToBookmark might lead to a re-positioning of the seek + // cursor (if the complex moveToBookmark with all its events fires an update + // somewhere) -> retry + m_pSeekCursor->moveToBookmark(m_pDataCursor->getBookmark()); + // Now there is still the chance of a failure but it is less likely. + // The alternative would be a loop until everything is fine - no good solution... + m_nSeekPos = m_pSeekCursor->getRow() - 1; + } + } + catch(Exception&) + { + } + } + return m_nSeekPos; +} + +bool DbGridControl::SeekCursor(sal_Int32 nRow, bool bAbsolute) +{ + // position SeekCursor onto the data cursor, no data transmission + + // additions for the filtermode + if (IsFilterRow(nRow)) + { + m_nSeekPos = 0; + return true; + } + + if (!m_pSeekCursor) + return false; + + // is this an insertion? + if (IsValid(m_xCurrentRow) && m_xCurrentRow->IsNew() && + nRow >= m_nCurrentPos) + { + // if so, scrolling down must be prevented as this is already the last data set! + if (nRow == m_nCurrentPos) + { + // no adjustment necessary + m_nSeekPos = nRow; + } + else if (IsInsertionRow(nRow)) // blank row for data insertion + m_nSeekPos = nRow; + } + else if (IsInsertionRow(nRow)) // blank row for data insertion + m_nSeekPos = nRow; + else if ((-1 == nRow) && (GetRowCount() == ((m_nOptions & DbGridControlOptions::Insert) ? 1 : 0)) && m_pSeekCursor->isAfterLast()) + m_nSeekPos = nRow; + else + { + bool bSuccess = false; + tools::Long nSteps = 0; + try + { + if ( m_pSeekCursor->rowDeleted() ) + { + // somebody deleted the current row of the seek cursor. Move it away from this row. + m_pSeekCursor->next(); + if ( m_pSeekCursor->isAfterLast() || m_pSeekCursor->isBeforeFirst() ) + bAbsolute = true; + } + + if ( !bAbsolute ) + { + DBG_ASSERT( !m_pSeekCursor->isAfterLast() && !m_pSeekCursor->isBeforeFirst(), + "DbGridControl::SeekCursor: how did the seek cursor get to this position?!" ); + nSteps = nRow - (m_pSeekCursor->getRow() - 1); + bAbsolute = std::abs(nSteps) > 100; + } + + if ( bAbsolute ) + { + bSuccess = m_pSeekCursor->absolute(nRow + 1); + if (bSuccess) + m_nSeekPos = nRow; + } + else + { + if (nSteps > 0) // position onto the last needed data set + { + if (m_pSeekCursor->isAfterLast()) + bSuccess = false; + else if (m_pSeekCursor->isBeforeFirst()) + bSuccess = m_pSeekCursor->absolute(nSteps); + else + bSuccess = m_pSeekCursor->relative(nSteps); + } + else if (nSteps < 0) + { + if (m_pSeekCursor->isBeforeFirst()) + bSuccess = false; + else if (m_pSeekCursor->isAfterLast()) + bSuccess = m_pSeekCursor->absolute(nSteps); + else + bSuccess = m_pSeekCursor->relative(nSteps); + } + else + { + m_nSeekPos = nRow; + return true; + } + } + } + catch(Exception&) + { + OSL_FAIL("DbGridControl::SeekCursor : failed ..."); + } + + try + { + if (!bSuccess) + { + if (bAbsolute || nSteps > 0) + { + if (m_pSeekCursor->isLast()) + bSuccess = true; + else + bSuccess = m_pSeekCursor->last(); + } + else + { + if (m_pSeekCursor->isFirst()) + bSuccess = true; + else + bSuccess = m_pSeekCursor->first(); + } + } + + if (bSuccess) + m_nSeekPos = m_pSeekCursor->getRow() - 1; + else + m_nSeekPos = -1; + } + catch(Exception&) + { + DBG_UNHANDLED_EXCEPTION("svx"); + OSL_FAIL("DbGridControl::SeekCursor : failed ..."); + m_nSeekPos = -1; // no further data set available + } + } + return m_nSeekPos == nRow; +} + +void DbGridControl::MoveToFirst() +{ + if (m_pSeekCursor && (GetCurRow() != 0)) + MoveToPosition(0); +} + +void DbGridControl::MoveToLast() +{ + if (!m_pSeekCursor) + return; + + if (m_nTotalCount < 0) // no RecordCount, yet + { + try + { + bool bRes = m_pSeekCursor->last(); + + if (bRes) + { + m_nSeekPos = m_pSeekCursor->getRow() - 1; + AdjustRows(); + } + } + catch(Exception&) + { + } + } + + // position onto the last data set not on a blank row + if (m_nOptions & DbGridControlOptions::Insert) + { + if ((GetRowCount() - 1) > 0) + MoveToPosition(GetRowCount() - 2); + } + else if (GetRowCount()) + MoveToPosition(GetRowCount() - 1); +} + +void DbGridControl::MoveToPrev() +{ + sal_Int32 nNewRow = std::max(GetCurRow() - 1, sal_Int32(0)); + if (GetCurRow() != nNewRow) + MoveToPosition(nNewRow); +} + +void DbGridControl::MoveToNext() +{ + if (!m_pSeekCursor) + return; + + if (m_nTotalCount > 0) + { + // move the data cursor to the right position + tools::Long nNewRow = std::min(GetRowCount() - 1, GetCurRow() + 1); + if (GetCurRow() != nNewRow) + MoveToPosition(nNewRow); + } + else + { + bool bOk = false; + try + { + // try to move to next row + // when not possible our paint cursor is already on the last row + // then we must be sure that the data cursor is on the position + // we call ourself again + bOk = m_pSeekCursor->next(); + if (bOk) + { + m_nSeekPos = m_pSeekCursor->getRow() - 1; + MoveToPosition(GetCurRow() + 1); + } + } + catch(SQLException &) + { + DBG_UNHANDLED_EXCEPTION("svx"); + } + + if(!bOk) + { + AdjustRows(); + if (m_nTotalCount > 0) // only to avoid infinite recursion + MoveToNext(); + } + } +} + +void DbGridControl::MoveToPosition(sal_uInt32 nPos) +{ + if (!m_pSeekCursor) + return; + + if (m_nTotalCount < 0 && static_cast<tools::Long>(nPos) >= GetRowCount()) + { + try + { + if (!m_pSeekCursor->absolute(nPos + 1)) + { + AdjustRows(); + return; + } + else + { + m_nSeekPos = m_pSeekCursor->getRow() - 1; + AdjustRows(); + } + } + catch(Exception&) + { + return; + } + } + EditBrowseBox::GoToRow(nPos); + m_aBar->InvalidateAll(m_nCurrentPos); +} + +void DbGridControl::AppendNew() +{ + if (!m_pSeekCursor || !(m_nOptions & DbGridControlOptions::Insert)) + return; + + if (m_nTotalCount < 0) // no RecordCount, yet + { + try + { + bool bRes = m_pSeekCursor->last(); + + if (bRes) + { + m_nSeekPos = m_pSeekCursor->getRow() - 1; + AdjustRows(); + } + } + catch(Exception&) + { + return; + } + } + + tools::Long nNewRow = m_nTotalCount + 1; + if (nNewRow > 0 && GetCurRow() != nNewRow) + MoveToPosition(nNewRow - 1); +} + +void DbGridControl::SetDesignMode(bool bMode) +{ + if (IsDesignMode() == bMode) + return; + + // adjust Enable/Disable for design mode so that the headerbar remains configurable + if (bMode) + { + if (!IsEnabled()) + { + Enable(); + GetDataWindow().Disable(); + } + } + else + { + // disable completely + if (!GetDataWindow().IsEnabled()) + Disable(); + } + + m_bDesignMode = bMode; + GetDataWindow().SetMouseTransparent(bMode); + SetMouseTransparent(bMode); + + m_aBar->InvalidateAll(m_nCurrentPos, true); +} + +void DbGridControl::SetFilterMode(bool bMode) +{ + if (IsFilterMode() == bMode) + return; + + m_bFilterMode = bMode; + + if (bMode) + { + SetUpdateMode(false); + + // there is no cursor anymore + if (IsEditing()) + DeactivateCell(); + RemoveRows(false); + + m_xEmptyRow = new DbGridRow(); + + // setting the new filter controls + for (auto const & pCurCol : m_aColumns) + { + if (!pCurCol->IsHidden()) + pCurCol->UpdateControl(); + } + + // one row for filtering + RowInserted(0); + SetUpdateMode(true); + } + else + setDataSource(Reference< XRowSet > ()); +} + +OUString DbGridControl::GetCellText(sal_Int32 _nRow, sal_uInt16 _nColId) const +{ + size_t Location = GetModelColumnPos( _nColId ); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + OUString sRet; + if ( const_cast<DbGridControl*>(this)->SeekRow(_nRow) ) + sRet = GetCurrentRowCellText(pColumn, m_xPaintRow); + return sRet; +} + +OUString DbGridControl::GetCurrentRowCellText(DbGridColumn const * pColumn,const DbGridRowRef& _rRow) const +{ + // text output for a single row + OUString aText; + if ( pColumn && IsValid(_rRow) ) + aText = pColumn->GetCellText(_rRow.get(), m_xFormatter); + return aText; +} + +sal_uInt32 DbGridControl::GetTotalCellWidth(sal_Int32 nRow, sal_uInt16 nColId) +{ + if (SeekRow(nRow)) + { + size_t Location = GetModelColumnPos( nColId ); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + return GetDataWindow().GetTextWidth(GetCurrentRowCellText(pColumn,m_xPaintRow)); + } + else + return 30; // FIXME magic number for default cell width +} + +void DbGridControl::PreExecuteRowContextMenu(weld::Menu& rMenu) +{ + bool bDelete = (m_nOptions & DbGridControlOptions::Delete) && GetSelectRowCount() && !IsCurrentAppending(); + // if only a blank row is selected then do not delete + bDelete = bDelete && !((m_nOptions & DbGridControlOptions::Insert) && GetSelectRowCount() == 1 && IsRowSelected(GetRowCount() - 1)); + + rMenu.set_visible("delete", bDelete); + rMenu.set_visible("save", IsModified()); + + // the undo is more difficult + bool bCanUndo = IsModified(); + int nState = -1; + if (m_aMasterStateProvider.IsSet()) + nState = m_aMasterStateProvider.Call(DbGridControlNavigationBarState::Undo); + bCanUndo &= ( 0 != nState ); + + rMenu.set_visible("undo", bCanUndo); +} + +void DbGridControl::PostExecuteRowContextMenu(const OString& rExecutionResult) +{ + if (rExecutionResult == "delete") + { + // delete asynchronously + if (m_nDeleteEvent) + Application::RemoveUserEvent(m_nDeleteEvent); + m_nDeleteEvent = Application::PostUserEvent(LINK(this,DbGridControl,OnDelete), nullptr, true); + } + else if (rExecutionResult == "undo") + Undo(); + else if (rExecutionResult == "save") + SaveRow(); +} + +void DbGridControl::DataSourcePropertyChanged(const PropertyChangeEvent& evt) +{ + SAL_INFO("svx.fmcomp", "DbGridControl::DataSourcePropertyChanged"); + SolarMutexGuard aGuard; + // prop "IsModified" changed ? + // during update don't care about the modified state + if (IsUpdating() || evt.PropertyName != FM_PROP_ISMODIFIED) + return; + + Reference< XPropertySet > xSource(evt.Source, UNO_QUERY); + DBG_ASSERT( xSource.is(), "DbGridControl::DataSourcePropertyChanged: invalid event source!" ); + bool bIsNew = false; + if (xSource.is()) + bIsNew = ::comphelper::getBOOL(xSource->getPropertyValue(FM_PROP_ISNEW)); + + if (bIsNew && m_xCurrentRow.is()) + { + DBG_ASSERT(::comphelper::getBOOL(xSource->getPropertyValue(FM_PROP_ROWCOUNTFINAL)), "DbGridControl::DataSourcePropertyChanged : somebody moved the form to a new record before the row count was final !"); + sal_Int32 nRecordCount = 0; + xSource->getPropertyValue(FM_PROP_ROWCOUNT) >>= nRecordCount; + if (::comphelper::getBOOL(evt.NewValue)) + { // modified state changed from sal_False to sal_True and we're on an insert row + // -> we've to add a new grid row + if ((nRecordCount == GetRowCount() - 1) && m_xCurrentRow->IsNew()) + { + RowInserted(GetRowCount()); + InvalidateStatusCell(m_nCurrentPos); + m_aBar->InvalidateAll(m_nCurrentPos); + } + } + else + { // modified state changed from sal_True to sal_False and we're on an insert row + // we have two "new row"s at the moment : the one we're editing currently (where the current + // column is the only dirty element) and a "new new" row which is completely clean. As the first + // one is about to be cleaned, too, the second one is obsolete now. + if (m_xCurrentRow->IsNew() && nRecordCount == (GetRowCount() - 2)) + { + RowRemoved(GetRowCount() - 1); + InvalidateStatusCell(m_nCurrentPos); + m_aBar->InvalidateAll(m_nCurrentPos); + } + } + } + if (m_xCurrentRow.is()) + { + m_xCurrentRow->SetStatus(::comphelper::getBOOL(evt.NewValue) ? GridRowStatus::Modified : GridRowStatus::Clean); + m_xCurrentRow->SetNew( bIsNew ); + InvalidateStatusCell(m_nCurrentPos); + SAL_INFO("svx.fmcomp", "modified flag changed, new state: " << ROWSTATUS(m_xCurrentRow)); + } +} + +void DbGridControl::StartDrag( sal_Int8 /*nAction*/, const Point& rPosPixel ) +{ + if (!m_pSeekCursor || IsResizing()) + return; + + sal_uInt16 nColId = GetColumnId(GetColumnAtXPosPixel(rPosPixel.X())); + tools::Long nRow = GetRowAtYPosPixel(rPosPixel.Y()); + if (nColId != HandleColumnId && nRow >= 0) + { + if (GetDataWindow().IsMouseCaptured()) + GetDataWindow().ReleaseMouse(); + + size_t Location = GetModelColumnPos( nColId ); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + rtl::Reference<OStringTransferable> pTransferable = new OStringTransferable(GetCurrentRowCellText(pColumn,m_xPaintRow)); + pTransferable->StartDrag(this, DND_ACTION_COPY); + } +} + +bool DbGridControl::canCopyCellText(sal_Int32 _nRow, sal_uInt16 _nColId) +{ + return (_nRow >= 0) + && (_nRow < GetRowCount()) + && (_nColId != HandleColumnId) + && (GetModelColumnPos(_nColId) != GRID_COLUMN_NOT_FOUND); +} + +void DbGridControl::copyCellText(sal_Int32 _nRow, sal_uInt16 _nColId) +{ + DBG_ASSERT(canCopyCellText(_nRow, _nColId), "DbGridControl::copyCellText: invalid call!"); + DbGridColumn* pColumn = m_aColumns[ GetModelColumnPos(_nColId) ].get(); + SeekRow(_nRow); + OStringTransfer::CopyString( GetCurrentRowCellText( pColumn,m_xPaintRow ), this ); +} + +void DbGridControl::executeRowContextMenu(const Point& _rPreferredPos) +{ + std::unique_ptr<weld::Builder> xBuilder(Application::CreateBuilder(nullptr, "svx/ui/rowsmenu.ui")); + std::unique_ptr<weld::Menu> xContextMenu(xBuilder->weld_menu("menu")); + + tools::Rectangle aRect(_rPreferredPos, Size(1,1)); + weld::Window* pParent = weld::GetPopupParent(*this, aRect); + + PreExecuteRowContextMenu(*xContextMenu); + PostExecuteRowContextMenu(xContextMenu->popup_at_rect(pParent, aRect)); +} + +void DbGridControl::Command(const CommandEvent& rEvt) +{ + switch (rEvt.GetCommand()) + { + case CommandEventId::ContextMenu: + { + if ( !m_pSeekCursor ) + { + EditBrowseBox::Command(rEvt); + return; + } + + if ( !rEvt.IsMouseEvent() ) + { // context menu requested by keyboard + if ( GetSelectRowCount() ) + { + tools::Long nRow = FirstSelectedRow( ); + + ::tools::Rectangle aRowRect( GetRowRectPixel( nRow ) ); + executeRowContextMenu(aRowRect.LeftCenter()); + + // handled + return; + } + } + + sal_uInt16 nColId = GetColumnId(GetColumnAtXPosPixel(rEvt.GetMousePosPixel().X())); + tools::Long nRow = GetRowAtYPosPixel(rEvt.GetMousePosPixel().Y()); + + if (nColId == HandleColumnId) + { + executeRowContextMenu(rEvt.GetMousePosPixel()); + } + else if (canCopyCellText(nRow, nColId)) + { + ::tools::Rectangle aRect(rEvt.GetMousePosPixel(), Size(1, 1)); + weld::Window* pPopupParent = weld::GetPopupParent(*this, aRect); + std::unique_ptr<weld::Builder> xBuilder(Application::CreateBuilder(pPopupParent, "svx/ui/cellmenu.ui")); + std::unique_ptr<weld::Menu> xContextMenu(xBuilder->weld_menu("menu")); + if (!xContextMenu->popup_at_rect(pPopupParent, aRect).isEmpty()) + copyCellText(nRow, nColId); + } + else + { + EditBrowseBox::Command(rEvt); + return; + } + + [[fallthrough]]; + } + default: + EditBrowseBox::Command(rEvt); + } +} + +IMPL_LINK_NOARG(DbGridControl, OnDelete, void*, void) +{ + m_nDeleteEvent = nullptr; + DeleteSelectedRows(); +} + +void DbGridControl::DeleteSelectedRows() +{ + DBG_ASSERT(GetSelection(), "no selection!!!"); + + if (!m_pSeekCursor) + return; +} + +CellController* DbGridControl::GetController(sal_Int32 /*nRow*/, sal_uInt16 nColumnId) +{ + if (!IsValid(m_xCurrentRow) || !IsEnabled()) + return nullptr; + + size_t Location = GetModelColumnPos(nColumnId); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + if (!pColumn) + return nullptr; + + CellController* pReturn = nullptr; + if (IsFilterMode()) + pReturn = pColumn->GetController().get(); + else + { + if (::comphelper::hasProperty(FM_PROP_ENABLED, pColumn->getModel())) + { + if (!::comphelper::getBOOL(pColumn->getModel()->getPropertyValue(FM_PROP_ENABLED))) + return nullptr; + } + + bool bInsert = (m_xCurrentRow->IsNew() && (m_nOptions & DbGridControlOptions::Insert)); + bool bUpdate = (!m_xCurrentRow->IsNew() && (m_nOptions & DbGridControlOptions::Update)); + + if ((bInsert && !pColumn->IsAutoValue()) || bUpdate) + { + pReturn = pColumn->GetController().get(); + } + } + return pReturn; +} + +void DbGridControl::CellModified() +{ + SAL_INFO("svx.fmcomp", "DbGridControl::CellModified"); + + { + ::osl::MutexGuard aGuard(m_aAdjustSafety); + if (m_nAsynAdjustEvent) + { + SAL_INFO("svx.fmcomp", "forcing a synchron call to " << (m_bPendingAdjustRows ? "AdjustRows" : "AdustDataSource")); + RemoveUserEvent(m_nAsynAdjustEvent); + m_nAsynAdjustEvent = nullptr; + + // force the call : this should be no problem as we're probably running in the solar thread here + // (cell modified is triggered by user actions) + if (m_bPendingAdjustRows) + AdjustRows(); + else + AdjustDataSource(); + } + } + + if (IsFilterMode() || !IsValid(m_xCurrentRow) || m_xCurrentRow->IsModified()) + return; + + // enable edit mode + // a data set should be inserted + if (m_xCurrentRow->IsNew()) + { + m_xCurrentRow->SetStatus(GridRowStatus::Modified); + SAL_INFO("svx.fmcomp", "current row is new, new state: MODIFIED"); + // if no row was added yet, do it now + if (m_nCurrentPos == GetRowCount() - 1) + { + // increment RowCount + RowInserted(GetRowCount()); + InvalidateStatusCell(m_nCurrentPos); + m_aBar->InvalidateAll(m_nCurrentPos); + } + } + else if (m_xCurrentRow->GetStatus() != GridRowStatus::Modified) + { + m_xCurrentRow->SetState(m_pDataCursor.get(), false); + SAL_INFO("svx.fmcomp", "current row is not new, after SetState, new state: " << ROWSTATUS(m_xCurrentRow)); + m_xCurrentRow->SetStatus(GridRowStatus::Modified); + SAL_INFO("svx.fmcomp", "current row is not new, new state: MODIFIED"); + InvalidateStatusCell(m_nCurrentPos); + } +} + +void DbGridControl::Dispatch(sal_uInt16 nId) +{ + if (nId == BROWSER_CURSORENDOFFILE) + { + if (m_nOptions & DbGridControlOptions::Insert) + AppendNew(); + else + MoveToLast(); + } + else + EditBrowseBox::Dispatch(nId); +} + +void DbGridControl::Undo() +{ + if (IsFilterMode() || !IsValid(m_xCurrentRow) || !IsModified()) + return; + + // check if we have somebody doin' the UNDO for us + int nState = -1; + if (m_aMasterStateProvider.IsSet()) + nState = m_aMasterStateProvider.Call(DbGridControlNavigationBarState::Undo); + if (nState>0) + { // yes, we have, and the slot is enabled + DBG_ASSERT(m_aMasterSlotExecutor.IsSet(), "DbGridControl::Undo : a state, but no execute link ?"); + bool lResult = m_aMasterSlotExecutor.Call(DbGridControlNavigationBarState::Undo); + if (lResult) + // handled + return; + } + else if (nState == 0) + // yes, we have, and the slot is disabled + return; + + BeginCursorAction(); + + bool bAppending = m_xCurrentRow->IsNew(); + bool bDirty = m_xCurrentRow->IsModified(); + + try + { + // cancel editing + Reference< XResultSetUpdate > xUpdateCursor(Reference< XInterface >(*m_pDataCursor), UNO_QUERY); + // no effects if we're not updating currently + if (bAppending) + // just refresh the row + xUpdateCursor->moveToInsertRow(); + else + xUpdateCursor->cancelRowUpdates(); + + } + catch(Exception&) + { + DBG_UNHANDLED_EXCEPTION("svx"); + } + + EndCursorAction(); + + m_xDataRow->SetState(m_pDataCursor.get(), false); + if (m_xPaintRow == m_xCurrentRow) + m_xPaintRow = m_xCurrentRow = m_xDataRow; + else + m_xCurrentRow = m_xDataRow; + + if (bAppending && (EditBrowseBox::IsModified() || bDirty)) + // remove the row + if (m_nCurrentPos == GetRowCount() - 2) + { // maybe we already removed it (in resetCurrentRow, called if the above moveToInsertRow + // caused our data source form to be reset - which should be the usual case...) + RowRemoved(GetRowCount() - 1); + m_aBar->InvalidateAll(m_nCurrentPos); + } + + RowModified(m_nCurrentPos); +} + +void DbGridControl::resetCurrentRow() +{ + if (IsModified()) + { + // scenario : we're on the insert row, the row is dirty, and thus there exists a "second" insert row (which + // is clean). Normally in DataSourcePropertyChanged we would remove this second row if the modified state of + // the insert row changes from sal_True to sal_False. But if our current cell is the only modified element (means the + // data source isn't modified) and we're reset this DataSourcePropertyChanged would never be called, so we + // would never delete the obsolete "second insert row". Thus in this special case this method here + // is the only possibility to determine the redundance of the row (resetCurrentRow is called when the + // "first insert row" is about to be cleaned, so of course the "second insert row" is redundant now) + Reference< XPropertySet > xDataSource = getDataSource()->getPropertySet(); + if (xDataSource.is() && !::comphelper::getBOOL(xDataSource->getPropertyValue(FM_PROP_ISMODIFIED))) + { + // are we on a new row currently ? + if (m_xCurrentRow->IsNew()) + { + if (m_nCurrentPos == GetRowCount() - 2) + { + RowRemoved(GetRowCount() - 1); + m_aBar->InvalidateAll(m_nCurrentPos); + } + } + } + + // update the rows + m_xDataRow->SetState(m_pDataCursor.get(), false); + if (m_xPaintRow == m_xCurrentRow) + m_xPaintRow = m_xCurrentRow = m_xDataRow; + else + m_xCurrentRow = m_xDataRow; + } + + RowModified(GetCurRow()); // will update the current controller if affected +} + +void DbGridControl::RowModified( sal_Int32 nRow ) +{ + if (nRow == m_nCurrentPos && IsEditing()) + { + CellControllerRef aTmpRef = Controller(); + aTmpRef->SaveValue(); + InitController(aTmpRef, m_nCurrentPos, GetCurColumnId()); + } + EditBrowseBox::RowModified(nRow); +} + +bool DbGridControl::IsModified() const +{ + return !IsFilterMode() && IsValid(m_xCurrentRow) && (m_xCurrentRow->IsModified() || EditBrowseBox::IsModified()); +} + +bool DbGridControl::IsCurrentAppending() const +{ + return m_xCurrentRow.is() && m_xCurrentRow->IsNew(); +} + +bool DbGridControl::IsInsertionRow(sal_Int32 nRow) const +{ + return (m_nOptions & DbGridControlOptions::Insert) && m_nTotalCount >= 0 && (nRow == GetRowCount() - 1); +} + +bool DbGridControl::SaveModified() +{ + SAL_INFO("svx.fmcomp", "DbGridControl::SaveModified"); + DBG_ASSERT(IsValid(m_xCurrentRow), "GridControl:: Invalid row"); + if (!IsValid(m_xCurrentRow)) + return true; + + // accept input for this field + // Where there changes at the current input field? + if (!EditBrowseBox::IsModified()) + return true; + + size_t Location = GetModelColumnPos( GetCurColumnId() ); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + bool bOK = pColumn && pColumn->Commit(); + DBG_ASSERT( Controller().is(), "DbGridControl::SaveModified: was modified, by have no controller?!" ); + if ( !Controller().is() ) + // this might happen if the callbacks implicitly triggered by Commit + // fiddled with the form or the control ... + // (Note that this here is a workaround, at most. We need a general concept how + // to treat this, you can imagine an arbitrary number of scenarios where a callback + // triggers something which leaves us in an expected state.) + // #i67147# / 2006-07-17 / frank.schoenheit@sun.com + return bOK; + + if (bOK) + { + Controller()->SaveValue(); + + if ( IsValid(m_xCurrentRow) ) + { + m_xCurrentRow->SetState(m_pDataCursor.get(), false); + SAL_INFO("svx.fmcomp", "explicit SetState, new state: " << ROWSTATUS(m_xCurrentRow)); + InvalidateStatusCell( m_nCurrentPos ); + } + else + { + SAL_INFO("svx.fmcomp", "no SetState, new state: " << ROWSTATUS(m_xCurrentRow)); + } + } + + return bOK; +} + +bool DbGridControl::SaveRow() +{ + SAL_INFO("svx.fmcomp", "DbGridControl::SaveRow"); + // valid row + if (!IsValid(m_xCurrentRow) || !IsModified()) + return true; + // value of the controller was not saved, yet + else if (Controller().is() && Controller()->IsValueChangedFromSaved()) + { + if (!SaveModified()) + return false; + } + m_bUpdating = true; + + BeginCursorAction(); + bool bAppending = m_xCurrentRow->IsNew(); + bool bSuccess = false; + try + { + Reference< XResultSetUpdate > xUpdateCursor(Reference< XInterface >(*m_pDataCursor), UNO_QUERY); + if (bAppending) + xUpdateCursor->insertRow(); + else + xUpdateCursor->updateRow(); + bSuccess = true; + } + catch(SQLException&) + { + EndCursorAction(); + m_bUpdating = false; + return false; + } + + try + { + if (bSuccess) + { + // if we are appending we still sit on the insert row + // we don't move just clear the flags not to move on the current row + m_xCurrentRow->SetState(m_pDataCursor.get(), false); + SAL_INFO("svx.fmcomp", "explicit SetState after a successful update, new state: " << ROWSTATUS(m_xCurrentRow)); + m_xCurrentRow->SetNew(false); + + // adjust the seekcursor if it is on the same position as the datacursor + if (m_nSeekPos == m_nCurrentPos || bAppending) + { + // get the bookmark to refetch the data + // in insert mode we take the new bookmark of the data cursor + Any aBookmark = bAppending ? m_pDataCursor->getBookmark() : m_pSeekCursor->getBookmark(); + m_pSeekCursor->moveToBookmark(aBookmark); + // get the data + m_xSeekRow->SetState(m_pSeekCursor.get(), true); + m_nSeekPos = m_pSeekCursor->getRow() - 1; + } + } + // and repaint the row + RowModified(m_nCurrentPos); + } + catch(Exception&) + { + } + + m_bUpdating = false; + EndCursorAction(); + + // The old code returned (nRecords != 0) here. + // Me thinks this is wrong : If something goes wrong while update the record, an exception will be thrown, + // which results in a "return sal_False" (see above). If no exception is thrown, everything is fine. If nRecords + // is zero, this simply means all fields had their original values. + // FS - 06.12.99 - 70502 + return true; +} + +bool DbGridControl::PreNotify(NotifyEvent& rEvt) +{ + // do not handle events of the Navbar + if (m_aBar->IsWindowOrChild(rEvt.GetWindow())) + return BrowseBox::PreNotify(rEvt); + + switch (rEvt.GetType()) + { + case MouseNotifyEvent::KEYINPUT: + { + const KeyEvent* pKeyEvent = rEvt.GetKeyEvent(); + + sal_uInt16 nCode = pKeyEvent->GetKeyCode().GetCode(); + bool bShift = pKeyEvent->GetKeyCode().IsShift(); + bool bCtrl = pKeyEvent->GetKeyCode().IsMod1(); + bool bAlt = pKeyEvent->GetKeyCode().IsMod2(); + if ( ( KEY_TAB == nCode ) && bCtrl && !bAlt ) + { + // Ctrl-Tab is used to step out of the control, without traveling to the + // remaining cells first + // -> build a new key event without the Ctrl-key, and let the very base class handle it + vcl::KeyCode aNewCode( KEY_TAB, bShift, false, false, false ); + KeyEvent aNewEvent( pKeyEvent->GetCharCode(), aNewCode ); + + // call the Control - our direct base class will interpret this in a way we do not want (and do + // a cell traveling) + Control::KeyInput( aNewEvent ); + return true; + } + + if ( !bShift && !bCtrl && ( KEY_ESCAPE == nCode ) ) + { + if (IsModified()) + { + Undo(); + return true; + } + } + else if ( ( KEY_DELETE == nCode ) && !bShift && !bCtrl ) // delete rows + { + if ((m_nOptions & DbGridControlOptions::Delete) && GetSelectRowCount()) + { + // delete asynchronously + if (m_nDeleteEvent) + Application::RemoveUserEvent(m_nDeleteEvent); + m_nDeleteEvent = Application::PostUserEvent(LINK(this,DbGridControl,OnDelete), nullptr, true); + return true; + } + } + + [[fallthrough]]; + } + default: + return EditBrowseBox::PreNotify(rEvt); + } +} + +bool DbGridControl::IsTabAllowed(bool bRight) const +{ + if (bRight) + // Tab only if not on the _last_ row + return GetCurRow() < (GetRowCount() - 1) || !m_bRecordCountFinal || + GetViewColumnPos(GetCurColumnId()) < (GetViewColCount() - 1); + else + { + // Tab only if not on the _first_ row + return GetCurRow() > 0 || (GetCurColumnId() && GetViewColumnPos(GetCurColumnId()) > 0); + } +} + +void DbGridControl::KeyInput( const KeyEvent& rEvt ) +{ + if (rEvt.GetKeyCode().GetFunction() == KeyFuncType::COPY) + { + tools::Long nRow = GetCurRow(); + sal_uInt16 nColId = GetCurColumnId(); + if (nRow >= 0 && nRow < GetRowCount() && nColId < ColCount()) + { + size_t Location = GetModelColumnPos( nColId ); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + OStringTransfer::CopyString( GetCurrentRowCellText( pColumn, m_xCurrentRow ), this ); + return; + } + } + EditBrowseBox::KeyInput(rEvt); +} + +void DbGridControl::HideColumn(sal_uInt16 nId) +{ + DeactivateCell(); + + // determine the col for the focus to set to after removal + sal_uInt16 nPos = GetViewColumnPos(nId); + sal_uInt16 nNewColId = nPos == (ColCount()-1) + ? GetColumnIdFromViewPos(nPos-1) // last col is to be removed -> take the previous + : GetColumnIdFromViewPos(nPos+1); // take the next + + tools::Long lCurrentWidth = GetColumnWidth(nId); + EditBrowseBox::RemoveColumn(nId); + // don't use my own RemoveColumn, this would remove it from m_aColumns, too + + // update my model + size_t Location = GetModelColumnPos( nId ); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + DBG_ASSERT(pColumn, "DbGridControl::HideColumn : somebody did hide a nonexistent column !"); + if (pColumn) + { + pColumn->m_bHidden = true; + pColumn->m_nLastVisibleWidth = CalcReverseZoom(lCurrentWidth); + } + + // and reset the focus + if ( nId == GetCurColumnId() ) + GoToColumnId( nNewColId ); +} + +void DbGridControl::ShowColumn(sal_uInt16 nId) +{ + sal_uInt16 nPos = GetModelColumnPos(nId); + DBG_ASSERT(nPos != GRID_COLUMN_NOT_FOUND, "DbGridControl::ShowColumn : invalid argument !"); + if (nPos == GRID_COLUMN_NOT_FOUND) + return; + + DbGridColumn* pColumn = m_aColumns[ nPos ].get(); + if (!pColumn->IsHidden()) + { + DBG_ASSERT(GetViewColumnPos(nId) != GRID_COLUMN_NOT_FOUND, "DbGridControl::ShowColumn : inconsistent internal state !"); + // if the column isn't marked as hidden, it should be visible, shouldn't it ? + return; + } + DBG_ASSERT(GetViewColumnPos(nId) == GRID_COLUMN_NOT_FOUND, "DbGridControl::ShowColumn : inconsistent internal state !"); + // the opposite situation ... + + // to determine the new view position we need an adjacent non-hidden column + sal_uInt16 nNextNonHidden = BROWSER_INVALIDID; + // first search the cols to the right + for ( size_t i = nPos + 1; i < m_aColumns.size(); ++i ) + { + DbGridColumn* pCurCol = m_aColumns[ i ].get(); + if (!pCurCol->IsHidden()) + { + nNextNonHidden = i; + break; + } + } + if ((nNextNonHidden == BROWSER_INVALIDID) && (nPos > 0)) + { + // then to the left + for ( size_t i = nPos; i > 0; --i ) + { + DbGridColumn* pCurCol = m_aColumns[ i-1 ].get(); + if (!pCurCol->IsHidden()) + { + nNextNonHidden = i-1; + break; + } + } + } + sal_uInt16 nNewViewPos = (nNextNonHidden == BROWSER_INVALIDID) + ? 1 // there is no visible column -> insert behind the handle col + : GetViewColumnPos( m_aColumns[ nNextNonHidden ]->GetId() ) + 1; + // the first non-handle col has "view pos" 0, but the pos arg for InsertDataColumn expects + // a position 1 for the first non-handle col -> +1 + DBG_ASSERT(nNewViewPos != GRID_COLUMN_NOT_FOUND, "DbGridControl::ShowColumn : inconsistent internal state !"); + // we found a col marked as visible but got no view pos for it ... + + if ((nNextNonHidden<nPos) && (nNextNonHidden != BROWSER_INVALIDID)) + // nNextNonHidden is a column to the left, so we want to insert the new col _right_ beside it's pos + ++nNewViewPos; + + DeactivateCell(); + + OUString aName; + pColumn->getModel()->getPropertyValue(FM_PROP_LABEL) >>= aName; + InsertDataColumn(nId, aName, CalcZoom(pColumn->m_nLastVisibleWidth), HeaderBarItemBits::CENTER | HeaderBarItemBits::CLICKABLE, nNewViewPos); + pColumn->m_bHidden = false; + + ActivateCell(); + Invalidate(); +} + +sal_uInt16 DbGridControl::GetColumnIdFromModelPos( sal_uInt16 nPos ) const +{ + if (nPos >= m_aColumns.size()) + { + OSL_FAIL("DbGridControl::GetColumnIdFromModelPos : invalid argument !"); + return GRID_COLUMN_NOT_FOUND; + } + + DbGridColumn* pCol = m_aColumns[ nPos ].get(); +#if (OSL_DEBUG_LEVEL > 0) || defined DBG_UTIL + // in the debug version, we convert the ModelPos into a ViewPos and compare this with the + // value we will return (nId at the corresponding Col in m_aColumns) + + if (!pCol->IsHidden()) + { // makes sense only if the column is visible + sal_uInt16 nViewPos = nPos; + for ( size_t i = 0; i < m_aColumns.size() && i < nPos; ++i) + if ( m_aColumns[ i ]->IsHidden()) + --nViewPos; + + DBG_ASSERT(pCol && GetColumnIdFromViewPos(nViewPos) == pCol->GetId(), + "DbGridControl::GetColumnIdFromModelPos : this isn't consistent... did I misunderstand something ?"); + } +#endif + return pCol->GetId(); +} + +sal_uInt16 DbGridControl::GetModelColumnPos( sal_uInt16 nId ) const +{ + for ( size_t i = 0; i < m_aColumns.size(); ++i ) + if ( m_aColumns[ i ]->GetId() == nId ) + return i; + + return GRID_COLUMN_NOT_FOUND; +} + +void DbGridControl::implAdjustInSolarThread(bool _bRows) +{ + SAL_INFO("svx.fmcomp", "DbGridControl::implAdjustInSolarThread"); + ::osl::MutexGuard aGuard(m_aAdjustSafety); + if (!Application::IsMainThread()) + { + m_nAsynAdjustEvent = PostUserEvent(LINK(this, DbGridControl, OnAsyncAdjust), reinterpret_cast< void* >( _bRows ), true); + m_bPendingAdjustRows = _bRows; + if (_bRows) + SAL_INFO("svx.fmcomp", "posting an AdjustRows"); + else + SAL_INFO("svx.fmcomp", "posting an AdjustDataSource"); + } + else + { + if (_bRows) + SAL_INFO("svx.fmcomp", "doing an AdjustRows"); + else + SAL_INFO("svx.fmcomp", "doing an AdjustDataSource"); + // always adjust the rows before adjusting the data source + // If this is not necessary (because the row count did not change), nothing is done + // The problem is that we can't rely on the order of which the calls come in: If the cursor was moved + // to a position behind row count know 'til now, the cursorMoved notification may come before the + // RowCountChanged notification + // 94093 - 02.11.2001 - frank.schoenheit@sun.com + AdjustRows(); + + if ( !_bRows ) + AdjustDataSource(); + } +} + +IMPL_LINK(DbGridControl, OnAsyncAdjust, void*, pAdjustWhat, void) +{ + m_nAsynAdjustEvent = nullptr; + + AdjustRows(); + // see implAdjustInSolarThread for a comment why we do this every time + + if ( !pAdjustWhat ) + AdjustDataSource(); +} + +void DbGridControl::BeginCursorAction() +{ + if (m_pFieldListeners) + { + ColumnFieldValueListeners* pListeners = static_cast<ColumnFieldValueListeners*>(m_pFieldListeners); + for (const auto& rListener : *pListeners) + { + GridFieldValueListener* pCurrent = rListener.second; + if (pCurrent) + pCurrent->suspend(); + } + } + + if (m_pDataSourcePropListener) + m_pDataSourcePropListener->suspend(); +} + +void DbGridControl::EndCursorAction() +{ + if (m_pFieldListeners) + { + ColumnFieldValueListeners* pListeners = static_cast<ColumnFieldValueListeners*>(m_pFieldListeners); + for (const auto& rListener : *pListeners) + { + GridFieldValueListener* pCurrent = rListener.second; + if (pCurrent) + pCurrent->resume(); + } + } + + if (m_pDataSourcePropListener) + m_pDataSourcePropListener->resume(); +} + +void DbGridControl::ConnectToFields() +{ + ColumnFieldValueListeners* pListeners = static_cast<ColumnFieldValueListeners*>(m_pFieldListeners); + DBG_ASSERT(!pListeners || pListeners->empty(), "DbGridControl::ConnectToFields : please call DisconnectFromFields first !"); + + if (!pListeners) + { + pListeners = new ColumnFieldValueListeners; + m_pFieldListeners = pListeners; + } + + for (auto const & pCurrent : m_aColumns) + { + sal_uInt16 nViewPos = pCurrent ? GetViewColumnPos(pCurrent->GetId()) : GRID_COLUMN_NOT_FOUND; + if (GRID_COLUMN_NOT_FOUND == nViewPos) + continue; + + Reference< XPropertySet > xField = pCurrent->GetField(); + if (!xField.is()) + continue; + + // column is visible and bound here + GridFieldValueListener*& rpListener = (*pListeners)[pCurrent->GetId()]; + DBG_ASSERT(!rpListener, "DbGridControl::ConnectToFields : already a listener for this column ?!"); + rpListener = new GridFieldValueListener(*this, xField, pCurrent->GetId()); + } +} + +void DbGridControl::DisconnectFromFields() +{ + if (!m_pFieldListeners) + return; + + ColumnFieldValueListeners* pListeners = static_cast<ColumnFieldValueListeners*>(m_pFieldListeners); + while (!pListeners->empty()) + { + sal_Int32 nOldSize = pListeners->size(); + pListeners->begin()->second->dispose(); + DBG_ASSERT(nOldSize > static_cast<sal_Int32>(pListeners->size()), "DbGridControl::DisconnectFromFields : dispose on a listener should result in a removal from my list !"); + } + + delete pListeners; + m_pFieldListeners = nullptr; +} + +void DbGridControl::FieldValueChanged(sal_uInt16 _nId) +{ + osl::MutexGuard aPreventDestruction(m_aDestructionSafety); + // needed as this may run in a thread other than the main one + if (GetRowStatus(GetCurRow()) != EditBrowseBox::MODIFIED) + // all other cases are handled elsewhere + return; + + size_t Location = GetModelColumnPos( _nId ); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + if (!pColumn) + return; + + std::unique_ptr<vcl::SolarMutexTryAndBuyGuard> pGuard; + while (!m_bWantDestruction && (!pGuard || !pGuard->isAcquired())) + pGuard.reset(new vcl::SolarMutexTryAndBuyGuard); + + if (m_bWantDestruction) + { // at this moment, within another thread, our destructor tries to destroy the listener which called this method + // => don't do anything + // 73365 - 23.02.00 - FS + return; + } + + // and finally do the update ... + pColumn->UpdateFromField(m_xCurrentRow.get(), m_xFormatter); + RowModified(GetCurRow()); +} + +void DbGridControl::FieldListenerDisposing(sal_uInt16 _nId) +{ + ColumnFieldValueListeners* pListeners = static_cast<ColumnFieldValueListeners*>(m_pFieldListeners); + if (!pListeners) + { + OSL_FAIL("DbGridControl::FieldListenerDisposing : invalid call (have no listener array) !"); + return; + } + + ColumnFieldValueListeners::const_iterator aPos = pListeners->find(_nId); + if (aPos == pListeners->end()) + { + OSL_FAIL("DbGridControl::FieldListenerDisposing : invalid call (did not find the listener) !"); + return; + } + + delete aPos->second; + + pListeners->erase(aPos); +} + +void DbGridControl::disposing(sal_uInt16 _nId) +{ + if (_nId == 0) + { // the seek cursor is being disposed + ::osl::MutexGuard aGuard(m_aAdjustSafety); + setDataSource(nullptr, DbGridControlOptions::Readonly); // our clone was disposed so we set our datasource to null to avoid later access to it + if (m_nAsynAdjustEvent) + { + RemoveUserEvent(m_nAsynAdjustEvent); + m_nAsynAdjustEvent = nullptr; + } + } +} + +sal_Int32 DbGridControl::GetAccessibleControlCount() const +{ + return EditBrowseBox::GetAccessibleControlCount() + 1; // the navigation control +} + +Reference<XAccessible > DbGridControl::CreateAccessibleControl( sal_Int32 _nIndex ) +{ + Reference<XAccessible > xRet; + if ( _nIndex == EditBrowseBox::GetAccessibleControlCount() ) + { + xRet = m_aBar->GetAccessible(); + } + else + xRet = EditBrowseBox::CreateAccessibleControl( _nIndex ); + return xRet; +} + +Reference< XAccessible > DbGridControl::CreateAccessibleCell( sal_Int32 _nRow, sal_uInt16 _nColumnPos ) +{ + sal_uInt16 nColumnId = GetColumnId( _nColumnPos ); + size_t Location = GetModelColumnPos(nColumnId); + DbGridColumn* pColumn = ( Location < m_aColumns.size() ) ? m_aColumns[ Location ].get() : nullptr; + if ( pColumn ) + { + Reference< css::awt::XControl> xInt(pColumn->GetCell()); + Reference< css::awt::XCheckBox> xBox(xInt,UNO_QUERY); + if ( xBox.is() ) + { + TriState eValue = TRISTATE_FALSE; + switch( xBox->getState() ) + { + case 0: + eValue = TRISTATE_FALSE; + break; + case 1: + eValue = TRISTATE_TRUE; + break; + case 2: + eValue = TRISTATE_INDET; + break; + } + return EditBrowseBox::CreateAccessibleCheckBoxCell( _nRow, _nColumnPos,eValue ); + } + } + return EditBrowseBox::CreateAccessibleCell( _nRow, _nColumnPos ); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |