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/* -*- 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 INCLUDED_SW_SOURCE_CORE_INC_LAYACT_HXX
#define INCLUDED_SW_SOURCE_CORE_INC_LAYACT_HXX
#include <sal/config.h>
#include <vcl/inputtypes.hxx>
#include <vcl/TaskStopwatch.hxx>
#include <tools/color.hxx>
#include <ctime>
#include <memory>
#include <swrect.hxx>
class OutputDevice;
class SwRootFrame;
class SwLayoutFrame;
class SwPageFrame;
class SwFlyFrame;
class SwContentFrame;
class SwTabFrame;
class SwViewShellImp;
class SwContentNode;
class SwWait;
/**
* The usage of LayAction is always the same:
*
* 1. Generation of the LayAction object.
* 2. Specifying the wanted behaviour via the Set-methods
* 3. Calling Action()
* 4. Soon after that the destruction of the object
*
* The object registers at the SwViewShellImp in the ctor and deregisters not until
* the dtor!
* It's a typical stack object.
*/
class SwLayAction
{
SwRootFrame *m_pRoot;
SwViewShellImp *m_pImp; // here the action logs in and off
TaskStopwatch* m_pWatch;
// For the sake of optimization, so that the tables stick a bit better to
// the Cursor when hitting return/backspace in front of one.
// The first TabFrame that paints itself (per page) adds itself to the pointer.
// The ContentFrames beneath the page do not need to deregister at the Shell for
// painting.
const SwTabFrame *m_pOptTab;
std::unique_ptr<SwWait> m_pWait;
// If a paragraph (or anything else) moved more than one page when
// formatting, it adds its new page number here.
// The InternalAction can then take the appropriate steps.
sal_uInt16 m_nPreInvaPage;
std::clock_t m_nStartTicks; // The Action's starting time; if too much time passes the
// WaitCursor can be enabled via CheckWaitCursor()
sal_uInt16 m_nEndPage; // StatBar control
sal_uInt16 m_nCheckPageNum; // CheckPageDesc() was delayed if != USHRT_MAX
// check from this page onwards
bool m_bPaint; // painting or only formatting?
bool m_bComplete; // Format everything or just the visible Area?
bool m_bCalcLayout; // Complete reformatting?
bool m_bAgain; // For the automatically repeated Action if Pages are deleted
bool m_bNextCycle; // Reset on the first invalid Page
bool m_bReschedule; // Call Reschedule depending on Progress?
bool m_bInterrupt; // For termination the layouting
bool m_bCheckPages; // Run CheckPageDescs() or delay it
bool m_bUpdateExpFields; // Is set if, after Formatting, we need to do another round for ExpField
bool m_bBrowseActionStop; // Terminate Action early (as per bInput) and leave the rest to the Idler
bool m_bWaitAllowed; // Waitcursor allowed?
bool m_bPaintExtraData; // Painting line numbers (or similar) enabled?
bool m_bActionInProgress; // Is set in Action() at the beginning and deleted at the end
// OD 14.04.2003 #106346# - new flag for content formatting on interrupt.
bool mbFormatContentOnInterrupt;
// for loop control by disabling in-row splitting within embedded tables
const SwPageFrame *m_pCurPage;
sal_uInt16 m_nTabLevel; // embedding level
sal_uInt32 m_nCallCount; // calling FormatLayoutTab on the same page
void PaintContent( const SwContentFrame *, const SwPageFrame *,
const SwRect &rOldRect, long nOldBottom );
bool PaintWithoutFlys( const SwRect &, const SwContentFrame *,
const SwPageFrame * );
inline bool PaintContent_( const SwContentFrame *, const SwPageFrame *,
const SwRect & );
bool FormatLayout( OutputDevice* pRenderContext, SwLayoutFrame *, bool bAddRect = true );
bool FormatLayoutTab( SwTabFrame *, bool bAddRect );
bool FormatContent( const SwPageFrame* pPage );
void FormatContent_( const SwContentFrame* pContent,
const SwPageFrame* pPage );
bool IsShortCut( SwPageFrame *& );
bool TurboAction();
bool TurboAction_( const SwContentFrame * );
void InternalAction(OutputDevice* pRenderContext);
static SwPageFrame *CheckFirstVisPage( SwPageFrame *pPage );
bool RemoveEmptyBrowserPages();
public:
SwLayAction(SwRootFrame *pRt, SwViewShellImp *pImp, TaskStopwatch* pWatch = nullptr);
~SwLayAction();
void SetCheckPages ( bool bNew ) { m_bCheckPages = bNew; }
void SetBrowseActionStop( bool bNew ) { m_bBrowseActionStop = bNew; }
void SetNextCycle ( bool bNew ) { m_bNextCycle = bNew; }
bool IsWaitAllowed() const { return m_bWaitAllowed; }
bool IsNextCycle() const { return m_bNextCycle; }
bool IsPaint() const { return m_bPaint; }
bool IsReschedule() const { return m_bReschedule; }
bool IsIdle() const { return m_pWatch != nullptr; }
bool IsPaintExtraData() const { return m_bPaintExtraData; }
bool IsInterrupt();
// adjusting Action to the wanted behaviour
void SetPaint ( bool bNew ) { m_bPaint = bNew; }
void SetComplete ( bool bNew ) { m_bComplete = bNew; }
void SetStatBar ( bool bNew );
void SetCalcLayout ( bool bNew ) { m_bCalcLayout = bNew; }
void SetReschedule ( bool bNew ) { m_bReschedule = bNew; }
void SetWaitAllowed ( bool bNew ) { m_bWaitAllowed = bNew; }
void SetAgain() { m_bAgain = true; }
void SetUpdateExpFields() {m_bUpdateExpFields = true; }
inline void SetCheckPageNum( sal_uInt16 nNew );
void SetCheckPageNumDirect( sal_uInt16 nNew ) { m_nCheckPageNum = nNew; }
void Action(OutputDevice* pRenderContext); // here it begins
void Reset(); // back to CTor-defaults
bool IsAgain() const { return m_bAgain; }
bool IsComplete() const { return m_bComplete; }
bool IsExpFields() const { return m_bUpdateExpFields; }
bool IsCalcLayout() const { return m_bCalcLayout; }
bool IsCheckPages() const { return m_bCheckPages; }
bool IsBrowseActionStop() const { return m_bBrowseActionStop; }
bool IsActionInProgress() const { return m_bActionInProgress; }
sal_uInt16 GetCheckPageNum() const { return m_nCheckPageNum; }
// others should be able to activate the WaitCursor, too
void CheckWaitCursor();
// #i28701# - method is now public;
// delete 2nd parameter, because it's not used;
void FormatLayoutFly( SwFlyFrame * );
// #i28701# - method is now public
void FormatFlyContent( const SwFlyFrame * );
};
class SwLayIdle
{
TaskStopwatch m_aWatch;
SwRootFrame *pRoot;
SwViewShellImp *pImp; // The Idler registers and deregisters here
SwContentNode *pContentNode; // The current cursor position is saved here
sal_Int32 nTextPos;
bool bPageValid; // Were we able to evaluate everything on the whole page?
#ifdef DBG_UTIL
bool m_bIndicator;
void ShowIdle( Color eName );
#endif
bool IsInterrupt();
enum IdleJobType{ ONLINE_SPELLING, AUTOCOMPLETE_WORDS, WORD_COUNT, SMART_TAGS };
bool DoIdleJob_( const SwContentFrame*, IdleJobType );
bool DoIdleJob( IdleJobType, bool bVisAreaOnly );
public:
SwLayIdle( SwRootFrame *pRt, SwViewShellImp *pImp );
~SwLayIdle();
};
inline void SwLayAction::SetCheckPageNum( sal_uInt16 nNew )
{
if ( nNew < m_nCheckPageNum )
m_nCheckPageNum = nNew;
}
#endif // INCLUDED_SW_SOURCE_CORE_INC_LAYACT_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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