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492 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <core_resource.hxx>
#include <directsql.hxx>
#include <strings.hrc>
#include <comphelper/types.hxx>
#include <editeng/colritem.hxx>
#include <editeng/wghtitem.hxx>
#include <editeng/eeitem.hxx>
#include <osl/mutex.hxx>
#include <svl/itemset.hxx>
#include <svtools/editsyntaxhighlighter.hxx>
#include <tools/diagnose_ex.h>
#include <vcl/event.hxx>
#include <vcl/svapp.hxx>
#include <vcl/weld.hxx>
#include <com/sun/star/sdbc/SQLException.hpp>
#include <com/sun/star/sdbc/XRow.hpp>
#include <com/sun/star/sdbc/XMultipleResults.hpp>
namespace dbaui
{
SQLEditView::SQLEditView()
{
}
void SQLEditView::DoBracketHilight(sal_uInt16 nKey)
{
ESelection aCurrentPos = m_xEditView->GetSelection();
sal_Int32 nStartPos = aCurrentPos.nStartPos;
const sal_uInt32 nStartPara = aCurrentPos.nStartPara;
sal_uInt16 nCount = 0;
int nChar = -1;
switch (nKey)
{
case '\'': // no break
case '"':
{
nChar = nKey;
break;
}
case '}' :
{
nChar = '{';
break;
}
case ')':
{
nChar = '(';
break;
}
case ']':
{
nChar = '[';
break;
}
}
if (nChar == -1)
return;
sal_uInt32 nPara = nStartPara;
do
{
if (nPara == nStartPara && nStartPos == 0)
continue;
OUString aLine( m_xEditEngine->GetText( nPara ) );
if (aLine.isEmpty())
continue;
for (sal_Int32 i = (nPara==nStartPara) ? nStartPos-1 : aLine.getLength()-1; i>0; --i)
{
if (aLine[i] == nChar)
{
if (!nCount)
{
SfxItemSet aSet(m_xEditEngine->GetEmptyItemSet());
aSet.Put(SvxColorItem(Color(0,0,0), EE_CHAR_COLOR));
aSet.Put(SvxWeightItem(WEIGHT_ULTRABOLD, EE_CHAR_WEIGHT));
aSet.Put(SvxWeightItem(WEIGHT_ULTRABOLD, EE_CHAR_WEIGHT_CJK));
aSet.Put(SvxWeightItem(WEIGHT_ULTRABOLD, EE_CHAR_WEIGHT_CTL));
m_xEditEngine->QuickSetAttribs(aSet, ESelection(nPara, i, nPara, i + 1));
m_xEditEngine->QuickSetAttribs(aSet, ESelection(nStartPara, nStartPos, nStartPara, nStartPos));
return;
}
else
--nCount;
}
if (aLine[i] == nKey)
++nCount;
}
} while (nPara--);
}
bool SQLEditView::KeyInput(const KeyEvent& rKEvt)
{
DoBracketHilight(rKEvt.GetCharCode());
return WeldEditView::KeyInput(rKEvt);
}
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::lang;
constexpr sal_Int32 g_nHistoryLimit = 20;
// DirectSQLDialog
DirectSQLDialog::DirectSQLDialog(weld::Window* _pParent, const Reference< XConnection >& _rxConn)
: GenericDialogController(_pParent, "dbaccess/ui/directsqldialog.ui", "DirectSQLDialog")
, m_xExecute(m_xBuilder->weld_button("execute"))
, m_xSQLHistory(m_xBuilder->weld_combo_box("sqlhistory"))
, m_xStatus(m_xBuilder->weld_text_view("status"))
, m_xShowOutput(m_xBuilder->weld_check_button("showoutput"))
, m_xOutput(m_xBuilder->weld_text_view("output"))
, m_xClose(m_xBuilder->weld_button("close"))
, m_xSQL(new SQLEditView)
, m_xSQLEd(new weld::CustomWeld(*m_xBuilder, "sql", *m_xSQL))
, m_aHighlighter(HighlighterLanguage::SQL)
, m_nStatusCount(1)
, m_bInUpdate(false)
, m_xConnection(_rxConn)
, m_pClosingEvent(nullptr)
{
int nWidth = m_xStatus->get_approximate_digit_width() * 60;
int nHeight = m_xStatus->get_height_rows(7);
m_xSQLEd->set_size_request(nWidth, nHeight);
m_xStatus->set_size_request(-1, nHeight);
m_xOutput->set_size_request(-1, nHeight);
m_xSQL->GrabFocus();
m_xExecute->connect_clicked(LINK(this, DirectSQLDialog, OnExecute));
m_xClose->connect_clicked(LINK(this, DirectSQLDialog, OnCloseClick));
m_xSQLHistory->connect_changed(LINK(this, DirectSQLDialog, OnListEntrySelected));
// add a dispose listener to the connection
Reference< XComponent > xConnComp(m_xConnection, UNO_QUERY);
OSL_ENSURE(xConnComp.is(), "DirectSQLDialog::DirectSQLDialog: invalid connection!");
if (xConnComp.is())
startComponentListening(xConnComp);
m_xSQL->SetModifyHdl(LINK(this, DirectSQLDialog, OnStatementModified));
OnStatementModified(nullptr);
m_aUpdateDataTimer.SetTimeout(300);
m_aUpdateDataTimer.SetInvokeHandler(LINK(this, DirectSQLDialog, ImplUpdateDataHdl));
}
DirectSQLDialog::~DirectSQLDialog()
{
::osl::MutexGuard aGuard(m_aMutex);
if (m_pClosingEvent)
Application::RemoveUserEvent(m_pClosingEvent);
stopAllComponentListening();
}
void DirectSQLDialog::_disposing( const EventObject& _rSource )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard(m_aMutex);
assert(!m_pClosingEvent);
OSL_ENSURE(Reference< XConnection >(_rSource.Source, UNO_QUERY).get() == m_xConnection.get(),
"DirectSQLDialog::_disposing: where does this come from?");
{
OUString sMessage(DBA_RES(STR_DIRECTSQL_CONNECTIONLOST));
std::unique_ptr<weld::MessageDialog> xError(Application::CreateMessageDialog(m_xDialog.get(),
VclMessageType::Warning, VclButtonsType::Ok,
sMessage));
xError->run();
}
m_pClosingEvent = Application::PostUserEvent(LINK(this, DirectSQLDialog, OnClose));
}
sal_Int32 DirectSQLDialog::getHistorySize() const
{
CHECK_INVARIANTS("DirectSQLDialog::getHistorySize");
return m_aStatementHistory.size();
}
void DirectSQLDialog::implEnsureHistoryLimit()
{
CHECK_INVARIANTS("DirectSQLDialog::implEnsureHistoryLimit");
if (getHistorySize() <= g_nHistoryLimit)
// nothing to do
return;
sal_Int32 nRemoveEntries = getHistorySize() - g_nHistoryLimit;
while (nRemoveEntries--)
{
m_aStatementHistory.pop_front();
m_aNormalizedHistory.pop_front();
m_xSQLHistory->remove(0);
}
}
void DirectSQLDialog::implAddToStatementHistory(const OUString& _rStatement)
{
CHECK_INVARIANTS("DirectSQLDialog::implAddToStatementHistory");
// add the statement to the history
m_aStatementHistory.push_back(_rStatement);
// normalize the statement, and remember the normalized form, too
OUString sNormalized = _rStatement.replaceAll("\n", " ");
m_aNormalizedHistory.push_back(sNormalized);
// add the normalized version to the list box
m_xSQLHistory->append_text(sNormalized);
// ensure that we don't exceed the history limit
implEnsureHistoryLimit();
}
#ifdef DBG_UTIL
const char* DirectSQLDialog::impl_CheckInvariants() const
{
if (m_aStatementHistory.size() != m_aNormalizedHistory.size())
return "statement history is inconsistent!";
if (!m_xSQLHistory)
return "invalid listbox!";
if (m_aStatementHistory.size() != static_cast<size_t>(m_xSQLHistory->get_count()))
return "invalid listbox entry count!";
if (!m_xConnection.is())
return "have no connection!";
return nullptr;
}
#endif
void DirectSQLDialog::implExecuteStatement(const OUString& _rStatement)
{
CHECK_INVARIANTS("DirectSQLDialog::implExecuteStatement");
::osl::MutexGuard aGuard(m_aMutex);
OUString sStatus;
// clear the output box
m_xOutput->set_text(OUString());
try
{
// create a statement
Reference< XStatement > xStatement = m_xConnection->createStatement();
Reference<XDatabaseMetaData> xMeta = m_xConnection->getMetaData();
css::uno::Reference< css::sdbc::XMultipleResults > xMR ( xStatement, UNO_QUERY );
if (xMeta.is() && xMeta->supportsMultipleResultSets() && xMR.is())
{
bool hasRS = xStatement->execute(_rStatement);
if(hasRS)
{
css::uno::Reference< css::sdbc::XResultSet > xRS (xMR->getResultSet());
if (m_xShowOutput->get_active())
display(xRS);
}
else
addOutputText(OUString::number(xMR->getUpdateCount()) + " rows updated\n");
for (;;)
{
hasRS = xMR->getMoreResults();
if (!hasRS && xMR->getUpdateCount() == -1)
break;
if(hasRS)
{
css::uno::Reference< css::sdbc::XResultSet > xRS (xMR->getResultSet());
if (m_xShowOutput->get_active())
display(xRS);
}
}
}
else
{
if (_rStatement.toAsciiUpperCase().startsWith("SELECT"))
{
css::uno::Reference< css::sdbc::XResultSet > xRS = xStatement->executeQuery(_rStatement);
if (m_xShowOutput->get_active())
display(xRS);
}
else
{
sal_Int32 resultCount = xStatement->executeUpdate(_rStatement);
addOutputText(OUString::number(resultCount) + " rows updated\n");
}
}
// successful
sStatus = DBA_RES(STR_COMMAND_EXECUTED_SUCCESSFULLY);
// dispose the statement
::comphelper::disposeComponent(xStatement);
}
catch(const SQLException& e)
{
sStatus = e.Message;
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("dbaccess");
}
// add the status text
addStatusText(sStatus);
}
void DirectSQLDialog::display(const css::uno::Reference< css::sdbc::XResultSet >& xRS)
{
// get a handle for the rows
css::uno::Reference< css::sdbc::XRow > xRow( xRS, css::uno::UNO_QUERY );
// work through each of the rows
while (xRS->next())
{
// initialise the output line for each row
OUStringBuffer out;
// work along the columns until that are none left
try
{
int i = 1;
for (;;)
{
// be dumb, treat everything as a string
out.append(xRow->getString(i)).append(",");
i++;
}
}
// trap for when we fall off the end of the row
catch (const SQLException&)
{
}
// report the output
addOutputText(out.makeStringAndClear());
}
}
void DirectSQLDialog::addStatusText(const OUString& _rMessage)
{
OUString sAppendMessage = OUString::number(m_nStatusCount++) + ": " + _rMessage + "\n\n";
OUString sCompleteMessage = m_xStatus->get_text() + sAppendMessage;
m_xStatus->set_text(sCompleteMessage);
m_xStatus->select_region(sCompleteMessage.getLength(), sCompleteMessage.getLength());
}
void DirectSQLDialog::addOutputText(const OUString& _rMessage)
{
OUString sAppendMessage = _rMessage + "\n";
OUString sCompleteMessage = m_xOutput->get_text() + sAppendMessage;
m_xOutput->set_text(sCompleteMessage);
}
void DirectSQLDialog::executeCurrent()
{
CHECK_INVARIANTS("DirectSQLDialog::executeCurrent");
OUString sStatement = m_xSQL->GetText();
// execute
implExecuteStatement(sStatement);
// add the statement to the history
implAddToStatementHistory(sStatement);
m_xSQL->GrabFocus();
}
void DirectSQLDialog::switchToHistory(sal_Int32 _nHistoryPos)
{
CHECK_INVARIANTS("DirectSQLDialog::switchToHistory");
if ((_nHistoryPos >= 0) && (_nHistoryPos < getHistorySize()))
{
// set the text in the statement editor
OUString sStatement = m_aStatementHistory[_nHistoryPos];
m_xSQL->SetText(sStatement);
UpdateData();
OnStatementModified(nullptr);
m_xSQL->GrabFocus();
}
else
OSL_FAIL("DirectSQLDialog::switchToHistory: invalid position!");
}
IMPL_LINK_NOARG( DirectSQLDialog, OnStatementModified, LinkParamNone*, void )<--- syntax error
{
if (m_bInUpdate)
return;
m_xExecute->set_sensitive(!m_xSQL->GetText().isEmpty());
m_aUpdateDataTimer.Start();
}
IMPL_LINK_NOARG( DirectSQLDialog, OnCloseClick, weld::Button&, void )
{
m_xDialog->response(RET_OK);
}
IMPL_LINK_NOARG( DirectSQLDialog, OnClose, void*, void )
{
assert(m_pClosingEvent);
Application::RemoveUserEvent(m_pClosingEvent);
m_pClosingEvent = nullptr;
m_xDialog->response(RET_OK);
}
IMPL_LINK_NOARG( DirectSQLDialog, OnExecute, weld::Button&, void )
{
executeCurrent();
}
IMPL_LINK_NOARG( DirectSQLDialog, OnListEntrySelected, weld::ComboBox&, void )
{
const sal_Int32 nSelected = m_xSQLHistory->get_active();
if (nSelected != -1)
switchToHistory(nSelected);
}
Color DirectSQLDialog::GetColorValue(TokenType aToken)
{
return MultiLineEditSyntaxHighlight::GetSyntaxHighlightColor(m_aColorConfig, m_aHighlighter.GetLanguage(), aToken);
}
IMPL_LINK_NOARG(DirectSQLDialog, ImplUpdateDataHdl, Timer*, void)
{
UpdateData();
}
void DirectSQLDialog::UpdateData()
{
m_bInUpdate = true;
EditEngine& rEditEngine = m_xSQL->GetEditEngine();
// syntax highlighting
bool bOrigModified = rEditEngine.IsModified();
for (sal_Int32 nLine=0; nLine < rEditEngine.GetParagraphCount(); ++nLine)
{
OUString aLine( rEditEngine.GetText( nLine ) );
ESelection aAllLine(nLine, 0, nLine, EE_TEXTPOS_ALL);
rEditEngine.RemoveAttribs(aAllLine, false, EE_CHAR_COLOR);
rEditEngine.RemoveAttribs(aAllLine, false, EE_CHAR_WEIGHT);
rEditEngine.RemoveAttribs(aAllLine, false, EE_CHAR_WEIGHT_CJK);
rEditEngine.RemoveAttribs(aAllLine, false, EE_CHAR_WEIGHT_CTL);
std::vector<HighlightPortion> aPortions;
m_aHighlighter.getHighlightPortions( aLine, aPortions );
for (auto const& portion : aPortions)
{
SfxItemSet aSet(rEditEngine.GetEmptyItemSet());
aSet.Put(SvxColorItem(GetColorValue(portion.tokenType), EE_CHAR_COLOR));
rEditEngine.QuickSetAttribs(aSet, ESelection(nLine, portion.nBegin, nLine, portion.nEnd));
}
}
if (!bOrigModified)
rEditEngine.ClearModifyFlag();
m_bInUpdate = false;
}
} // namespace dbaui
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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