b9337e22ce
see https://gerrit.libreoffice.org/#/c/3367/ and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
390 lines
19 KiB
C++
390 lines
19 KiB
C++
/* -*- 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 .
|
|
*/
|
|
|
|
#ifndef _FMSRCIMP_HXX
|
|
#define _FMSRCIMP_HXX
|
|
|
|
#include <svx/fmtools.hxx>
|
|
#include "svx/svxdllapi.h"
|
|
|
|
#include <com/sun/star/awt/XCheckBox.hpp>
|
|
#include <com/sun/star/awt/XListBox.hpp>
|
|
#include <com/sun/star/awt/XTextComponent.hpp>
|
|
#include <com/sun/star/util/XNumberFormatsSupplier.hpp>
|
|
#include <com/sun/star/util/XNumberFormatter.hpp>
|
|
|
|
#include <comphelper/stl_types.hxx>
|
|
#include <cppuhelper/implbase1.hxx>
|
|
#include <osl/mutex.hxx>
|
|
#include <unotools/charclass.hxx>
|
|
#include <unotools/collatorwrapper.hxx>
|
|
#include <osl/thread.hxx>
|
|
|
|
#include <deque>
|
|
|
|
// ===================================================================================================
|
|
// = class FmSearchThread
|
|
// ===================================================================================================
|
|
|
|
class FmSearchEngine;
|
|
class FmSearchThread : public ::osl::Thread
|
|
{
|
|
FmSearchEngine* m_pEngine;
|
|
Link m_aTerminationHdl;
|
|
|
|
virtual void SAL_CALL run();
|
|
virtual void SAL_CALL onTerminated();
|
|
|
|
public:
|
|
FmSearchThread(FmSearchEngine* pEngine) : m_pEngine(pEngine) { }
|
|
void setTerminationHandler(Link aHdl) { m_aTerminationHdl = aHdl; }
|
|
};
|
|
|
|
// ===================================================================================================
|
|
// = struct FmSearchProgress - the owner of SearchEngine receives this structure for status updates
|
|
// = (at the end of the search)
|
|
// ===================================================================================================
|
|
|
|
struct FmSearchProgress
|
|
{
|
|
enum STATE { STATE_PROGRESS, STATE_PROGRESS_COUNTING, STATE_CANCELED, STATE_SUCCESSFULL, STATE_NOTHINGFOUND, STATE_ERROR };
|
|
// (move to new record; progress during counting of records; cancelled; record found; nothing found;
|
|
// any non-processable error)
|
|
STATE aSearchState;
|
|
|
|
// current record - always valid (e.g. of interest for continuing search in case of cancellation)
|
|
sal_uInt32 nCurrentRecord;
|
|
// Overflow - only valid in case of STATE_PROGRESS
|
|
sal_Bool bOverflow;
|
|
|
|
// the position of the search cursor - valid in case of STATE_SUCCESSFULL, STATE_CANCELED and STATE_NOTHING_FOUND
|
|
::com::sun::star::uno::Any aBookmark;
|
|
// the field, in which the text was found - valid in case of STATE_SUCCESSFULL
|
|
sal_Int32 nFieldIndex;
|
|
};
|
|
|
|
// ===================================================================================================
|
|
// = class FmRecordCountListener - utility class for FmSearchEngine, listens at a certain cursor and provides
|
|
// = the differences in RecordCount
|
|
// ===================================================================================================
|
|
|
|
class FmRecordCountListener : public ::cppu::WeakImplHelper1< ::com::sun::star::beans::XPropertyChangeListener>
|
|
{
|
|
// attribute
|
|
Link m_lnkWhoWantsToKnow;
|
|
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > m_xListening;
|
|
|
|
// attribute access
|
|
public:
|
|
Link SetPropChangeHandler(const Link& lnk);
|
|
|
|
// methods
|
|
public:
|
|
FmRecordCountListener(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet >& dbcCursor);
|
|
// the set has to support the sdb::ResultSet service
|
|
virtual ~FmRecordCountListener();
|
|
|
|
// DECLARE_UNO3_AGG_DEFAULTS(FmPropertyListener, UsrObject);
|
|
// virtual sal_Bool queryInterface(::com::sun::star::uno::Uik aUik, ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& rOut);
|
|
|
|
// ::com::sun::star::lang::XEventListener
|
|
virtual void SAL_CALL disposing(const ::com::sun::star::lang::EventObject& Source) throw(::com::sun::star::uno::RuntimeException);
|
|
|
|
// ::com::sun::star::beans::XPropertyChangeListener
|
|
virtual void SAL_CALL propertyChange(const ::com::sun::star::beans::PropertyChangeEvent& evt) throw(::com::sun::star::uno::RuntimeException);
|
|
|
|
void DisConnect();
|
|
|
|
private:
|
|
void NotifyCurrentCount();
|
|
|
|
};
|
|
|
|
// ===================================================================================================
|
|
// = class FmSearchEngine - Impl class for FmSearchDialog
|
|
// ===================================================================================================
|
|
|
|
namespace svxform {
|
|
// We have three possible control types we may search in, determined by the supported interfaces : ::com::sun::star::awt::XTextComponent, ::com::sun::star::awt::XListBox, ::com::sun::star::awt::XCheckBox.
|
|
// While searching we don't want to do this distinction for every control in every round. So we need some helpers.
|
|
class ControlTextWrapper
|
|
{
|
|
// attributes
|
|
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > m_xControl;
|
|
// attribute access
|
|
public:
|
|
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > getControl() const{ return m_xControl; }
|
|
public:
|
|
ControlTextWrapper(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xControl) { m_xControl = _xControl; }
|
|
virtual ~ControlTextWrapper() { }
|
|
|
|
virtual OUString getCurrentText() const = 0;
|
|
};
|
|
class SimpleTextWrapper : public ControlTextWrapper
|
|
{
|
|
::com::sun::star::uno::Reference< ::com::sun::star::awt::XTextComponent > m_xText;
|
|
public:
|
|
SimpleTextWrapper(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XTextComponent >& _xText);
|
|
virtual OUString getCurrentText() const;
|
|
};
|
|
class ListBoxWrapper : public ControlTextWrapper
|
|
{
|
|
::com::sun::star::uno::Reference< ::com::sun::star::awt::XListBox > m_xBox;
|
|
public:
|
|
ListBoxWrapper(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XListBox >& _xBox);
|
|
virtual OUString getCurrentText() const;
|
|
};
|
|
class CheckBoxWrapper : public ControlTextWrapper
|
|
{
|
|
::com::sun::star::uno::Reference< ::com::sun::star::awt::XCheckBox > m_xBox;
|
|
public:
|
|
CheckBoxWrapper(const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XCheckBox >& _xBox);
|
|
virtual OUString getCurrentText() const;
|
|
};
|
|
}
|
|
|
|
enum FMSEARCH_MODE { SM_BRUTE, SM_ALLOWSCHEDULE, SM_USETHREAD };
|
|
|
|
DECLARE_STL_VECTOR( ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface>, InterfaceArray);
|
|
|
|
class SVX_DLLPUBLIC FmSearchEngine
|
|
{
|
|
friend class FmSearchThread;
|
|
|
|
enum SEARCH_RESULT { SR_FOUND, SR_NOTFOUND, SR_ERROR, SR_CANCELED };
|
|
enum SEARCHFOR_TYPE { SEARCHFOR_STRING, SEARCHFOR_NULL, SEARCHFOR_NOTNULL };
|
|
|
|
CursorWrapper m_xSearchCursor;
|
|
std::deque<sal_Int32> m_arrFieldMapping;
|
|
// since the iterator could have more columns, as managed here (in this field listbox),
|
|
// a mapping of this ::com::sun::star::form keys on the indices of the respective columns is kept in the iterator
|
|
|
|
// the formatter
|
|
::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatsSupplier > m_xFormatSupplier;
|
|
::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatter > m_xFormatter;
|
|
|
|
CharClass m_aCharacterClassficator;
|
|
CollatorWrapper m_aStringCompare;
|
|
|
|
// the collection of all interesting fields (or their ::com::sun::star::data::XDatabaseVariant interfaces and FormatKeys)
|
|
struct FieldInfo
|
|
{
|
|
::com::sun::star::uno::Reference< ::com::sun::star::sdb::XColumn > xContents;
|
|
sal_uInt32 nFormatKey;
|
|
sal_Bool bDoubleHandling;
|
|
};
|
|
|
|
DECLARE_STL_VECTOR(FieldInfo, FieldCollection);
|
|
FieldCollection m_arrUsedFields;
|
|
sal_Int32 m_nCurrentFieldIndex; // the last parameter of RebuildUsedFields, it allows checks in FormatField
|
|
|
|
DECLARE_STL_VECTOR(svxform::ControlTextWrapper*, ControlTextSuppliers);
|
|
ControlTextSuppliers m_aControlTexts;
|
|
|
|
sal_Bool m_bUsingTextComponents;
|
|
CursorWrapper m_xOriginalIterator;
|
|
CursorWrapper m_xClonedIterator;
|
|
|
|
// data for the decision in which field a "Found" is accepted
|
|
::com::sun::star::uno::Any m_aPreviousLocBookmark; // position of the last finding
|
|
FieldCollectionIterator m_iterPreviousLocField; // field of the last finding
|
|
|
|
// Kommunikation mit dem Thread, der die eigentliche Suche durchfuehrt
|
|
OUString m_strSearchExpression; // forward direction
|
|
SEARCHFOR_TYPE m_eSearchForType; // ditto
|
|
SEARCH_RESULT m_srResult; // backward direction
|
|
|
|
// der Link, dem ich Fortschritte und Ergebnisse mitteile
|
|
Link m_aProgressHandler;
|
|
sal_Bool m_bSearchingCurrently : 1; // is an (asynchronous) search running?
|
|
sal_Bool m_bCancelAsynchRequest : 1; // should be cancelled ?
|
|
::osl::Mutex m_aCancelAsynchAccess; // access to_bCancelAsynchRequest (technically only
|
|
// relevant for m_eMode == SM_USETHREAD)
|
|
FMSEARCH_MODE m_eMode; // current mode
|
|
|
|
// parameters for the search
|
|
sal_Bool m_bFormatter : 1; // use field formatting
|
|
sal_Bool m_bForward : 1; // direction
|
|
sal_Bool m_bWildcard : 1; // wildcard search
|
|
sal_Bool m_bRegular : 1; // regular expression
|
|
sal_Bool m_bLevenshtein : 1; // Levenshtein search
|
|
sal_Bool m_bTransliteration : 1; // Levenshtein search
|
|
|
|
sal_Bool m_bLevRelaxed : 1; // parameters for Levenshtein search
|
|
sal_uInt16 m_nLevOther;
|
|
sal_uInt16 m_nLevShorter;
|
|
sal_uInt16 m_nLevLonger;
|
|
|
|
sal_uInt16 m_nPosition; // if not regular or levenshtein, then one of the MATCHING_... values
|
|
|
|
sal_Int32 m_nTransliterationFlags;
|
|
|
|
// -------------
|
|
// member access
|
|
private:
|
|
SVX_DLLPRIVATE sal_Bool CancelRequested(); // provides a through m_aCancelAsynchAccess backed interpretation of m_bCancelAsynchRequest
|
|
|
|
public:
|
|
void SetCaseSensitive(sal_Bool bSet);
|
|
sal_Bool GetCaseSensitive() const;
|
|
|
|
void SetFormatterUsing(sal_Bool bSet); // this is somewhat more extensive, so no inline ... here
|
|
sal_Bool GetFormatterUsing() const { return m_bFormatter; }
|
|
|
|
void SetDirection(sal_Bool bForward) { m_bForward = bForward; }
|
|
sal_Bool GetDirection() const { return m_bForward; }
|
|
|
|
void SetWildcard(sal_Bool bSet) { m_bWildcard = bSet; }
|
|
sal_Bool GetWildcard() const { return m_bWildcard; }
|
|
|
|
void SetRegular(sal_Bool bSet) { m_bRegular = bSet; }
|
|
sal_Bool GetRegular() const { return m_bRegular; }
|
|
|
|
void SetLevenshtein(sal_Bool bSet) { m_bLevenshtein = bSet; }
|
|
sal_Bool GetLevenshtein() const { return m_bLevenshtein; }
|
|
|
|
void SetIgnoreWidthCJK(sal_Bool bSet);
|
|
sal_Bool GetIgnoreWidthCJK() const;
|
|
|
|
void SetTransliteration(sal_Bool bSet) { m_bTransliteration = bSet; }
|
|
sal_Bool GetTransliteration() const { return m_bTransliteration; }
|
|
|
|
void SetLevRelaxed(sal_Bool bSet) { m_bLevRelaxed = bSet; }
|
|
sal_Bool GetLevRelaxed() const { return m_bLevRelaxed; }
|
|
void SetLevOther(sal_uInt16 nHowMuch) { m_nLevOther = nHowMuch; }
|
|
sal_uInt16 GetLevOther() const { return m_nLevOther; }
|
|
void SetLevShorter(sal_uInt16 nHowMuch) { m_nLevShorter = nHowMuch; }
|
|
sal_uInt16 GetLevShorter() const { return m_nLevShorter; }
|
|
void SetLevLonger(sal_uInt16 nHowMuch) { m_nLevLonger = nHowMuch; }
|
|
sal_uInt16 GetLevLonger() const { return m_nLevLonger; }
|
|
// all Lev. values will only be considered in case of m_bLevenshtein==sal_True
|
|
|
|
void SetTransliterationFlags(sal_Int32 _nFlags) { m_nTransliterationFlags = _nFlags; }
|
|
sal_Int32 GetTransliterationFlags() const { return m_nTransliterationFlags; }
|
|
|
|
void SetPosition(sal_uInt16 nValue) { m_nPosition = nValue; }
|
|
sal_uInt16 GetPosition() const { return m_nPosition; }
|
|
// position will be ignored in case of m_bWildCard==sal_True
|
|
|
|
FMSEARCH_MODE GetSearchMode() const { return m_eMode; }
|
|
|
|
public:
|
|
/** two constructs, both analogical to FmSearchDialog, therefore look this up for explanations ....
|
|
xCursor has to implement ::com::sun::star::data::DatabaseCursor service each time.
|
|
If eMode == SM_USETHREAD, a ProgressHandler should be set, because in this case the result forwarding will be done
|
|
by this handler.
|
|
If eMode != SM_USETHREAD, SearchNext and StarOver won't return, until the search has finished (independently of its
|
|
success), only then the result can be requested. If additionally the ProgressHandler is set, it will be called for
|
|
every record as well as at the end of the search.
|
|
*/
|
|
FmSearchEngine(
|
|
const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _rxContext,
|
|
const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet >& xCursor,
|
|
const OUString& strVisibleFields,
|
|
const ::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatsSupplier >& xFormat,
|
|
FMSEARCH_MODE eMode);
|
|
FmSearchEngine(
|
|
const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& _rxContext,
|
|
const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet >& xCursor,
|
|
const OUString& strVisibleFields,
|
|
const InterfaceArray& arrFields,
|
|
FMSEARCH_MODE eMode);
|
|
|
|
virtual ~FmSearchEngine();
|
|
|
|
/** the link will be called on every record and after the completion of the search, the parameter is a pointer to
|
|
a FmSearchProgress structure
|
|
the handler should be in any case thread-safe
|
|
*/
|
|
void SetProgressHandler(Link aHdl) { m_aProgressHandler = aHdl; }
|
|
|
|
/// search for the next appearance (for nDirection values check DIRECTION_*-defines)
|
|
void SearchNext(const OUString& strExpression);
|
|
/// analogous, search for "NULL" (_bSearchForNull==sal_True) or "not NULL"
|
|
void SearchNextSpecial(sal_Bool _bSearchForNull);
|
|
/// search for the next appearance, dependent on nDirection from the start or end
|
|
void StartOver(const OUString& strExpression);
|
|
/// analogous, search for "NULL" (_bSearchForNull==sal_True) or "not NULL"
|
|
void StartOverSpecial(sal_Bool _bSearchForNull);
|
|
/// invalidate previous search reference
|
|
void InvalidatePreviousLoc();
|
|
|
|
/** rebuilds m_arrUsedFields (nFieldIndex==-1 means all fields, otherwise it specifies the field index)
|
|
if bForce is not set, nothing will happen in case of nFieldIndex == m_nCurrentFieldIndex
|
|
(calls InvalidatePreviousLoc)
|
|
*/
|
|
void RebuildUsedFields(sal_Int32 nFieldIndex, sal_Bool bForce = sal_False);
|
|
OUString FormatField(sal_Int32 nWhich);
|
|
|
|
/// returns directly; once it was really aborted, ProgressHandler is called with STATE_CANCELED
|
|
void CancelSearch();
|
|
|
|
/** only valid, if not an (asynchronous) search is running, the next search will then be executed
|
|
on top of the new iterator with the new parameter
|
|
*/
|
|
sal_Bool SwitchToContext(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet >& xCursor, const OUString& strVisibleFields, const InterfaceArray& arrFields,
|
|
sal_Int32 nFieldIndex);
|
|
|
|
protected:
|
|
void Init(const OUString& strVisibleFields);
|
|
|
|
void SearchNextImpl();
|
|
// this Impl method is running in SearchThread
|
|
|
|
// start a thread-search (or call SearchNextImpl directly, depending on the search mode)
|
|
void ImplStartNextSearch();
|
|
|
|
private:
|
|
SVX_DLLPRIVATE void clearControlTexts();
|
|
SVX_DLLPRIVATE void fillControlTexts(const InterfaceArray& arrFields);
|
|
|
|
// three methods implementing a complete search loop (null/not null, wildcard, SearchText)
|
|
// (they all have some code in common, but with this solution we have do do a distinction only once per search (before
|
|
// starting the loop), not in every loop step
|
|
SVX_DLLPRIVATE SEARCH_RESULT SearchSpecial(sal_Bool _bSearchForNull, sal_Int32& nFieldPos, FieldCollectionIterator& iterFieldLoop,
|
|
const FieldCollectionIterator& iterBegin, const FieldCollectionIterator& iterEnd);
|
|
SVX_DLLPRIVATE SEARCH_RESULT SearchWildcard(const OUString& strExpression, sal_Int32& nFieldPos, FieldCollectionIterator& iterFieldLoop,
|
|
const FieldCollectionIterator& iterBegin, const FieldCollectionIterator& iterEnd);
|
|
SVX_DLLPRIVATE SEARCH_RESULT SearchRegularApprox(const OUString& strExpression, sal_Int32& nFieldPos, FieldCollectionIterator& iterFieldLoop,
|
|
const FieldCollectionIterator& iterBegin, const FieldCollectionIterator& iterEnd);
|
|
|
|
SVX_DLLPRIVATE void PropagateProgress(sal_Bool _bDontPropagateOverflow);
|
|
// call the ProgressHandler with STATE_PROGRESS and the current position of the search iterator
|
|
|
|
// helpers, that are needed several times
|
|
SVX_DLLPRIVATE sal_Bool MoveCursor();
|
|
// moves m_xSearchIterator with respect to direction/overflow cursor
|
|
SVX_DLLPRIVATE sal_Bool MoveField(sal_Int32& nPos, FieldCollectionIterator& iter, const FieldCollectionIterator& iterBegin, const FieldCollectionIterator& iterEnd);
|
|
// moves the iterator with respect to the direction/overflow iterator/overflow cursor
|
|
SVX_DLLPRIVATE void BuildAndInsertFieldInfo(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess >& xAllFields, sal_Int32 nField);
|
|
// builds a FieldInfo in relation to field number nField (in xAllFields) and adds it to m_arrUsedFields
|
|
// xAllFields needs to support the DatabaseRecord service
|
|
SVX_DLLPRIVATE OUString FormatField(const FieldInfo& rField);
|
|
// formats the field with the NumberFormatter
|
|
|
|
SVX_DLLPRIVATE sal_Bool HasPreviousLoc() { return m_aPreviousLocBookmark.hasValue(); }
|
|
|
|
DECL_LINK(OnSearchTerminated, FmSearchThread*);
|
|
// is used by SearchThread, after the return from this handler the thread removes itself
|
|
DECL_LINK(OnNewRecordCount, void*);
|
|
};
|
|
|
|
#endif // _FMSRCIMP_HXX
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|