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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_VCL_TEXTVIEW_HXX
#define INCLUDED_VCL_TEXTVIEW_HXX
#include <config_options.h>
#include <o3tl/deleter.hxx>
#include <tools/gen.hxx>
#include <tools/lineend.hxx>
#include <tools/stream.hxx>
#include <vcl/cursor.hxx>
#include <vcl/dllapi.h>
#include <vcl/dndhelp.hxx>
#include <vcl/seleng.hxx>
#include <vcl/textdata.hxx>
#include <vcl/outdev.hxx>
#include <memory>
class TextEngine;
class KeyEvent;
class MouseEvent;
class CommandEvent;
namespace vcl { class Window; }
namespace com::sun::star::datatransfer::clipboard {
class XClipboard;
}
namespace i18nutil {
struct SearchOptions2;
}
class ExtTextEngine;
class TextSelFunctionSet;
struct TextDDInfo;
class UNLESS_MERGELIBS(VCL_DLLPUBLIC) TETextDataObject final : public css::datatransfer::XTransferable,
public ::cppu::OWeakObject
{
private:
OUString maText;
SvMemoryStream maHTMLStream;
public:
explicit TETextDataObject( OUString aText );
SvMemoryStream& GetHTMLStream() { return maHTMLStream; }
// css::uno::XInterface
css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override;
void SAL_CALL acquire() noexcept override { OWeakObject::acquire(); }
void SAL_CALL release() noexcept override { OWeakObject::release(); }
// css::datatransfer::XTransferable
css::uno::Any SAL_CALL getTransferData( const css::datatransfer::DataFlavor& aFlavor ) override;
css::uno::Sequence< css::datatransfer::DataFlavor > SAL_CALL getTransferDataFlavors( ) override;
sal_Bool SAL_CALL isDataFlavorSupported( const css::datatransfer::DataFlavor& aFlavor ) override;
};
class VCL_DLLPUBLIC TextView final : public vcl::unohelper::DragAndDropClient
{
friend class TextEngine;
friend class TextUndo;
friend class TextUndoManager;
friend class TextSelFunctionSet;
ExtTextEngine* mpTextEngine;
VclPtr<vcl::Window> mpWindow;
TextSelection maSelection;
Point maStartDocPos;
std::unique_ptr<vcl::Cursor, o3tl::default_delete<vcl::Cursor>> mpCursor;
std::unique_ptr<TextDDInfo, o3tl::default_delete<TextDDInfo>> mpDDInfo;
std::unique_ptr<SelectionEngine> mpSelEngine;
std::unique_ptr<TextSelFunctionSet> mpSelFuncSet;
rtl::Reference<vcl::unohelper::DragAndDropWrapper> mxDnDListener;
sal_uInt16 mnTravelXPos;
bool mbAutoScroll : 1;
bool mbInsertMode : 1;
bool mbReadOnly : 1;
bool mbPaintSelection : 1;
bool mbAutoIndent : 1;
bool mbCursorEnabled : 1;
bool mbClickedInSelection : 1;
bool mbCursorAtEndOfLine;
TextView(const TextView&) = delete;
TextView& operator=( const TextView& ) = delete;
SAL_DLLPRIVATE bool ImpIndentBlock( bool bRight );
SAL_DLLPRIVATE void ShowSelection();
SAL_DLLPRIVATE void HideSelection();
SAL_DLLPRIVATE void ShowSelection( const TextSelection& rSel );
SAL_DLLPRIVATE void ImpShowHideSelection( const TextSelection* pRange = nullptr );
SAL_DLLPRIVATE TextSelection const & ImpMoveCursor( const KeyEvent& rKeyEvent );
SAL_DLLPRIVATE TextPaM ImpDelete( sal_uInt8 nMode, sal_uInt8 nDelMode );
SAL_DLLPRIVATE bool IsInSelection( const TextPaM& rPaM ) const;
SAL_DLLPRIVATE void ImpPaint(vcl::RenderContext& rRenderContext, const Point& rStartPos, tools::Rectangle const* pPaintArea, TextSelection const* pSelection);
SAL_DLLPRIVATE void ImpPaint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect);
SAL_DLLPRIVATE void ImpShowCursor( bool bGotoCursor, bool bForceVisCursor, bool bEndKey );
SAL_DLLPRIVATE void ImpSetSelection( const TextSelection& rSelection );
SAL_DLLPRIVATE Point ImpGetOutputStartPos( const Point& rStartDocPos ) const;
SAL_DLLPRIVATE void ImpHideDDCursor();
SAL_DLLPRIVATE void ImpShowDDCursor();
SAL_DLLPRIVATE bool ImplTruncateNewText( OUString& rNewText ) const;
SAL_DLLPRIVATE bool ImplCheckTextLen( std::u16string_view rNewText ) const;
// DragAndDropClient
SAL_DLLPRIVATE virtual void dragGestureRecognized( const css::datatransfer::dnd::DragGestureEvent& dge ) override;
SAL_DLLPRIVATE virtual void dragDropEnd( const css::datatransfer::dnd::DragSourceDropEvent& dsde ) override;
SAL_DLLPRIVATE virtual void drop( const css::datatransfer::dnd::DropTargetDropEvent& dtde ) override;
SAL_DLLPRIVATE virtual void dragEnter( const css::datatransfer::dnd::DropTargetDragEnterEvent& dtdee ) override;
SAL_DLLPRIVATE virtual void dragExit( const css::datatransfer::dnd::DropTargetEvent& dte ) override;
SAL_DLLPRIVATE virtual void dragOver( const css::datatransfer::dnd::DropTargetDragEvent& dtde ) override;
using DragAndDropClient::dragEnter;
using DragAndDropClient::dragExit;
using DragAndDropClient::dragOver;
public:
TextView( ExtTextEngine* pEng, vcl::Window* pWindow );
virtual ~TextView() override;
TextEngine* GetTextEngine() const;
vcl::Window* GetWindow() const;
SAL_DLLPRIVATE void Invalidate();
void Scroll( tools::Long nHorzScroll, tools::Long nVertScroll );
void ShowCursor( bool bGotoCursor = true, bool bForceVisCursor = true );
void HideCursor();
SAL_DLLPRIVATE void EnableCursor( bool bEnable );
SAL_DLLPRIVATE bool IsCursorEnabled() const;
SAL_DLLPRIVATE const TextSelection& GetSelection() const;
TextSelection& GetSelection();
void SetSelection( const TextSelection& rNewSel );
SAL_DLLPRIVATE void SetSelection( const TextSelection& rNewSel, bool bGotoCursor );
bool HasSelection() const;
OUString GetSelected() const;
SAL_DLLPRIVATE OUString GetSelected( LineEnd aSeparator ) const;
void DeleteSelected();
void InsertText( const OUString& rNew );
bool KeyInput( const KeyEvent& rKeyEvent );
void Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect);
void MouseButtonUp( const MouseEvent& rMouseEvent );
void MouseButtonDown( const MouseEvent& rMouseEvent );
void MouseMove( const MouseEvent& rMouseEvent );
void Command( const CommandEvent& rCEvt );
void Cut();
void Copy();
void Paste();
SAL_DLLPRIVATE void Copy( css::uno::Reference< css::datatransfer::clipboard::XClipboard > const & rxClipboard );
SAL_DLLPRIVATE void Paste( css::uno::Reference< css::datatransfer::clipboard::XClipboard > const & rxClipboard );
void Undo();
void Redo();
void Read( SvStream& rInput );
void SetStartDocPos( const Point& rPos );
const Point& GetStartDocPos() const;
Point GetDocPos( const Point& rWindowPos ) const;
Point GetWindowPos( const Point& rDocPos ) const;
SAL_DLLPRIVATE void SetInsertMode( bool bInsert );
bool IsInsertMode() const;
void SetAutoIndentMode( bool bAutoIndent );
void SetReadOnly( bool bReadOnly );
bool IsReadOnly() const;
void SetAutoScroll( bool bAutoScroll );
SAL_DLLPRIVATE bool IsAutoScroll() const;
SAL_DLLPRIVATE void SetCursorAtPoint( const Point& rPointPixel );
SAL_DLLPRIVATE bool IsSelectionAtPoint( const Point& rPointPixel );
SAL_DLLPRIVATE void SetPaintSelection( bool bPaint);
// Moved in here from the protected part.
// For 'SvtXECTextCursor' (TL). Possibly needs to be solved again differently.
SAL_DLLPRIVATE TextPaM PageUp( const TextPaM& rPaM );
SAL_DLLPRIVATE TextPaM PageDown( const TextPaM& rPaM );
SAL_DLLPRIVATE TextPaM CursorUp( const TextPaM& rPaM );
SAL_DLLPRIVATE TextPaM CursorDown( const TextPaM& rPaM );
SAL_DLLPRIVATE TextPaM CursorLeft( const TextPaM& rPaM, sal_uInt16 nCharacterIteratorMode );
SAL_DLLPRIVATE TextPaM CursorRight( const TextPaM& rPaM, sal_uInt16 nCharacterIteratorMode );
SAL_DLLPRIVATE TextPaM CursorFirstWord( const TextPaM& rPaM );
SAL_DLLPRIVATE TextPaM CursorWordLeft( const TextPaM& rPaM );
SAL_DLLPRIVATE TextPaM CursorWordRight( const TextPaM& rPaM );
SAL_DLLPRIVATE TextPaM CursorStartOfLine( const TextPaM& rPaM );
TextPaM CursorEndOfLine( const TextPaM& rPaM );
SAL_DLLPRIVATE static TextPaM CursorStartOfParagraph( const TextPaM& rPaM );
SAL_DLLPRIVATE TextPaM CursorEndOfParagraph( const TextPaM& rPaM );
SAL_DLLPRIVATE static TextPaM CursorStartOfDoc();
SAL_DLLPRIVATE TextPaM CursorEndOfDoc();
/**
Returns the number in paragraph of the line in which the cursor is blinking
if enabled, -1 otherwise.
*/
sal_Int32 GetLineNumberOfCursorInSelection() const;
void MatchGroup();
// tdf#49482: Moves the start of the PaM to the center of the textview
SAL_DLLPRIVATE void CenterPaM( const TextPaM& rPaM );
bool Search( const i18nutil::SearchOptions2& rSearchOptions, bool bForward );
sal_uInt16 Replace( const i18nutil::SearchOptions2& rSearchOptions, bool bAll, bool bForward );
bool IndentBlock();
bool UnindentBlock();
// Used in the Basic IDE to toggle comment on a block of code
void ToggleComment();
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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