/* -*- 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 .
*/
#pragma once
#include <tools/link.hxx>
#include <tools/fract.hxx>
#include <vcl/window.hxx>
#include <sfx2/viewfrm.hxx>
#include <sfx2/viewfac.hxx>
#include <sfx2/viewsh.hxx>
#include <sfx2/zoomitem.hxx>
#include <swdllapi.h>
#include <shellid.hxx>
class SwDocShell;
class SwScrollbar;
class SwViewShell;
class SwPagePreview;
class SwRect;
class CommandEvent;
class SwPagePreviewLayout;
/// Provides the VCL widget that is used for the main area of the File -> Print Preview window.
class SAL_DLLPUBLIC_RTTI SwPagePreviewWin final : public vcl::Window
{
SwViewShell* mpViewShell;
sal_uInt16 mnSttPage;
sal_Int16 mnRow;
sal_Int16 mnCol;
Size maPxWinSize;
Fraction maScale;
SwPagePreview& mrView;
bool mbCalcScaleForPreviewLayout;
tools::Rectangle maPaintedPreviewDocRect;
SwPagePreviewLayout* mpPgPreviewLayout;
void SetPagePreview( sal_Int16 nRow, sal_Int16 nCol );
using Window::Scroll;
public :
SwPagePreviewWin( vcl::Window* pParent, SwPagePreview& rView );
virtual ~SwPagePreviewWin() override;
// calls SwViewShell::Paint
virtual void Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) override;
virtual void KeyInput( const KeyEvent & ) override;
virtual void Command( const CommandEvent& rCEvt ) override;
virtual void MouseButtonDown(const MouseEvent& rMEvt) override;
virtual void DataChanged( const DataChangedEvent& ) override;
void SetViewShell( SwViewShell* pShell );
SwViewShell* GetViewShell() const
{
return mpViewShell;
}
sal_Int16 GetRow() const
{
return mnRow;
}
sal_Int16 GetCol() const
{
return mnCol;
}
sal_uInt16 GetSttPage() const
{
return mnSttPage;
}
void SetSttPage(sal_uInt16 n)
{
mnSttPage = n;
}
/** get selected page number of document preview
@ return selected page number
*/
sal_uInt16 SelectedPage() const ;
/** set selected page number in document preview
@ param _ nSelectedPageNum
input parameter - physical page number of page that will be the selected one .
*/
void SetSelectedPage( sal_uInt16 _nSelectedPageNum );
// If we only have one column we do not have a oth page
sal_uInt16 GetDefSttPage() const { return 1 == mnCol ? 1 : 0 ; }
void CalcWish( sal_Int16 nNewRow, sal_Int16 nNewCol );
void SetWinSize( const Size& rNewSize );
// Add <MV_SELPAGE>, <MV_SCROLL>
enum MoveMode{ MV_CALC, MV_PAGE_UP, MV_PAGE_DOWN, MV_DOC_STT, MV_DOC_END,
MV_SELPAGE, MV_SCROLL, MV_NEWWINSIZE, MV_SPECIFIC_PAGE };
bool MovePage( int eMoveMode );
// Create the status bar's string
OUString GetStatusStr( sal_uInt16 nPageCount ) const ;
void RepaintCoreRect( const SwRect& rRect );
/** Method to adjust preview to a new zoom factor
paint of preview is prepared for a new zoom factor
Zoom type has also been considered .
Thus , add new parameter < _ eZoomType >
*/
void AdjustPreviewToNewZoom( const sal_uInt16 _nZoomFactor,
const SvxZoomType _eZoomType );
const tools::Rectangle& GetPaintedPreviewDocRect() const
{
return maPaintedPreviewDocRect;
}
void Scroll(tools::Long nXMove, tools::Long nYMove, ScrollFlags nFlags = ScrollFlags::NONE) override;
/** Method to enable/disable book preview
@ param _ bBookPreview
input parameter - boolean indicating , if book preview mode has to
switch on < true > or of < false >
@ return boolean indicating , if book preview mode has changed .
*/
bool SetBookPreviewMode( const bool _bBookPreview );
virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() override;
void ReInit();
};
/**
* View of a document
*/
class SW_DLLPUBLIC SwPagePreview final : public SfxViewShell
{
// ViewWindow and handle to core
// current dispatcher shell
VclPtr<SwPagePreviewWin> m_pViewWin;
//viewdata of the previous SwView and the new cursor position
OUString m_sSwViewData;
//and the new cursor position if the user double click in the PagePreview
OUString m_sNewCursorPosition;
// to support keyboard the number of the page to go to can be set too
sal_uInt16 m_nNewPage;
// visible range
OUString m_sPageStr;
Size m_aDocSize;
tools::Rectangle m_aVisArea;
// MDI control elements
VclPtr<SwScrollbar> m_pHScrollbar;
VclPtr<SwScrollbar> m_pVScrollbar;
bool mbHScrollbarEnabled : 1 ;
bool mbVScrollbarEnabled : 1 ;
sal_uInt16 mnPageCount;
bool m_bNormalPrint;
// New members to reset design mode at draw view for form shell on switching
// back from writer page preview to normal view.
bool mbResetFormDesignMode:1 ;
bool mbFormDesignModeToReset:1 ;
SAL_DLLPRIVATE void Init();
SAL_DLLPRIVATE Point AlignToPixel(const Point& rPt) const ;
SAL_DLLPRIVATE void CreateScrollbar( bool bHori);
DECL_DLLPRIVATE_LINK(HoriScrollHdl, weld::Scrollbar&, void );
DECL_DLLPRIVATE_LINK(VertScrollHdl, weld::Scrollbar&, void );
SAL_DLLPRIVATE void ScrollHdl(const weld::Scrollbar&, bool bHorizontal);
SAL_DLLPRIVATE void EndScrollHdl(const weld::Scrollbar&, bool bHorizontal);
SAL_DLLPRIVATE bool ChgPage( int eMvMode, bool bUpdateScrollbar = true );
SAL_DLLPRIVATE virtual SfxPrinter* GetPrinter( bool bCreate = false ) override;
SAL_DLLPRIVATE virtual sal_uInt16 SetPrinter( SfxPrinter *pNewPrinter, SfxPrinterChangeFlags nDiffFlags = SFX_PRINTER_ALL ) override;
SAL_DLLPRIVATE virtual bool HasPrintOptionsPage() const override;
SAL_DLLPRIVATE virtual std::unique_ptr<SfxTabPage> CreatePrintOptionsPage(weld::Container* pPage, weld::DialogController* pController, const SfxItemSet &rOptions) override;
SAL_DLLPRIVATE void CalcAndSetBorderPixel( SvBorder &rToFill );
/** Helper method to execute SfxRequest FN_PAGE_UP and FN_PAGE_DOWN
@ param _ bPgUp
input parameter - boolean that indicates , if FN_PAGE_UP or FN_PAGE_DOWN
has to be executed .
@ param _ pReq
optional input parameter - pointer to the < SfxRequest > instance , if existing .
*/
SAL_DLLPRIVATE void ExecPgUpAndPgDown( const bool _bPgUp,
SfxRequest* _pReq );
virtual void InnerResizePixel( const Point &rOfs, const Size &rSize, bool inplaceEditModeChange ) override;
virtual void OuterResizePixel( const Point &rOfs, const Size &rSize ) override;
void Activate(bool bMDI) override;
void SetZoom(SvxZoomType eSet, sal_uInt16 nFactor);
public :
SFX_DECL_VIEWFACTORY(SwPagePreview);
SFX_DECL_INTERFACE(SW_PAGEPREVIEW)
private :
/// SfxInterface initializer.
static void InitInterface_Impl();
public :
SwViewShell* GetViewShell() const
{ return m_pViewWin->GetViewShell(); }
void RepaintCoreRect( const SwRect& rRect )
{ m_pViewWin->RepaintCoreRect( rRect ); }
void DocSzChgd(const Size& rNewSize);
void SetVisArea( const tools::Rectangle& );
void ScrollViewSzChg();
void ScrollDocSzChg();
void ShowHScrollbar(bool bShow);
void ShowVScrollbar(bool bShow);
void EnableHScrollbar(bool bEnable);
void EnableVScrollbar(bool bEnable);
sal_uInt16 GetPageCount() const { return mnPageCount; }
sal_uInt16 GetSelectedPage() const {return m_pViewWin->SelectedPage();}
bool HandleWheelCommands( const CommandEvent& );
const OUString& GetPrevSwViewData() const { return m_sSwViewData; }
void SetNewCursorPos( const OUString& rStr ) { m_sNewCursorPosition = rStr; }
const OUString& GetNewCursorPos() const { return m_sNewCursorPosition; }
sal_uInt16 GetNewPage() const {return m_nNewPage;}
// Handler
void Execute(SfxRequest&);
void GetState(SfxItemSet&);
static void StateUndo(SfxItemSet&);
SwDocShell* GetDocShell();
// Inline method to request values of new members
// <mbResetFormDesignMode> and <mbFormDesignModeToReset>
bool ResetFormDesignMode() const
{
return mbResetFormDesignMode;
}
bool FormDesignModeToReset() const
{
return mbFormDesignModeToReset;
}
/** Adjust position of vertical scrollbar
Currently used , if the complete preview layout rows fit into to the given
window , if a new page is selected and this page is visible .
@ param _ nNewThumbPos
input parameter - new position , which will be assigned to the vertical
scrollbar .
*/
void SetVScrollbarThumbPos( const sal_uInt16 _nNewThumbPos );
void PrintSettingsChanged();
SwPagePreview(SfxViewFrame& rFrame, SfxViewShell*);
virtual ~SwPagePreview() override;
};
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