* Licence details can be found in the file COPYING.
*
* \author unknown
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author John Levon
*
* Full author contact details are available in file CREDITS.
#ifndef TEXT_H
#define TEXT_H
+#include "DocIterator.h"
#include "ParagraphList.h"
namespace lyx {
class Buffer;
class BufferParams;
class BufferView;
+class CompletionList;
+class Cursor;
class CursorSlice;
class DocIterator;
class ErrorList;
class FuncRequest;
class FuncStatus;
class Inset;
-class Cursor;
class Lexer;
class PainterInfo;
class Spacing;
-
-/// This class encapsulates the main text data and operations in LyX
+/// This class encapsulates the main text data and operations in LyX.
+/// This is more or less the private implementation of InsetText.
class Text {
-public:
- /// constructor
- explicit Text();
+private:
+ /// Default constructor.
+ Text(InsetText * owner, bool use_default_layout);
+
+ /// Copy constructor.
+ Text(InsetText * owner, Text const & text);
+public:
/// \return true if there's no content at all.
/// \warning a non standard layout on an empty paragraph doesn't
// count as empty.
bool empty() const;
+ /// Access to owner InsetText.
+ InsetText const & inset() const;
///
- FontInfo getLayoutFont(Buffer const & buffer, pit_type pit) const;
+ FontInfo layoutFont(pit_type pit) const;
///
- FontInfo getLabelFont(Buffer const & buffer,
- Paragraph const & par) const;
+ FontInfo labelFont(Paragraph const & par) const;
/** Set font of character at position \p pos in paragraph \p pit.
* Must not be called if \p pos denotes an inset with text contents,
* and the inset is not allowed inside a font change (see below).
*/
- void setCharFont(Buffer const & buffer, pit_type pit, pos_type pos,
+ void setCharFont(pit_type pit, pos_type pos,
Font const & font, Font const & display_font);
/** Needed to propagate font changes to all text cells of insets
- * that are not allowed inside a font change (bug 1973).
+ * that are not allowed inside a font change (bugs 1973, 6919).
* Must not be called if \p pos denotes an ordinary character or an
* inset that is alowed inside a font change.
- * FIXME: This should be removed, see documentation of noFontChange
- * in insetbase.h
*/
void setInsetFont(BufferView const & bv, pit_type pit, pos_type pos,
- Font const & font, bool toggleall = false);
+ Font const & font);
/// what you expect when pressing \<enter\> at cursor position
+ /// \param inverse_logic if false, the same layout is set for the
+ /// new paragraph if the layout is an environment; if true, the
+ /// same layout is set if it is not an environment
void breakParagraph(Cursor & cur, bool inverse_logic = false);
/// set layout over selection
- void setLayout(Buffer const & buffer, pit_type start, pit_type end,
+ void setLayout(pit_type start, pit_type end,
docstring const & layout);
- /// Set given layout to current cursor position.
- /// FIXME: replace Cursor with DocIterator.
+ /// Set given layout to current cursor position or selection.
+ /// Handles undo.
void setLayout(Cursor & cur, docstring const & layout);
/// what type of depth change to make
void setFont(Cursor & cur, Font const &, bool toggleall = false);
/// Set font from \p begin to \p end and rebreak.
void setFont(BufferView const & bv, CursorSlice const & begin,
- CursorSlice const & end, Font const &,
- bool toggleall = false);
+ CursorSlice const & end, Font const &);
///
void toggleFree(Cursor & cur, Font const &, bool toggleall = false);
/// FIXME: replace Cursor with DocIterator.
docstring getStringToIndex(Cursor const & cur);
+ /// Convert the paragraphs to a string.
+ /// \param AsStringParameter options. This can contain any combination of
+ /// asStringParameter values. Valid examples:
+ /// asString(AS_STR_LABEL)
+ /// asString(AS_STR_LABEL | AS_STR_INSETS)
+ /// asString(AS_STR_INSETS)
+ docstring asString(int options = AS_STR_NONE) const;
+ ///
+ docstring asString(pit_type beg, pit_type end,
+ int options = AS_STR_NONE) const;
+ /// Appends a possibly abbreviated representation of our text
+ /// to \param os, where \param maxlen defines the maximum size
+ /// of \param os. If \param shorten is true, then we will shorten
+ /// \param os to maxlen chars and replace the final three by "...,
+ /// if \param os is longer than maxlen chars.
+ /// if \param maxlen is passed as 0, then it is ignored. (In fact,
+ /// it is reset to the maximum value for size_t.)
+ void forOutliner(docstring & os, size_t maxlen, bool shorten = true) const;
+
/// insert a character at cursor position
/// FIXME: replace Cursor with DocIterator.
void insertChar(Cursor & cur, char_type c);
Paragraph & getPar(pit_type pit) { return pars_[pit]; }
// Returns the current font and depth as a message.
/// FIXME: replace Cursor with DocIterator.
- docstring currentState(Cursor & cur);
+ docstring currentState(Cursor const & cur) const;
/** Find the word under \c from in the relative location
* defined by \c word_location.
* @param from return here the start of the word
* @param to return here the end of the word
*/
- void getWord(CursorSlice & from, CursorSlice & to, word_location const);
+ void getWord(CursorSlice & from, CursorSlice & to, word_location const) const;
/// just selects the word the cursor is in
void selectWord(Cursor & cur, word_location loc);
-
+ /// select all text
+ void selectAll(Cursor & cur);
+ /// convenience function get the previous word or an empty string
+ docstring previousWord(CursorSlice const & sl) const;
+
/// what type of change operation to make
enum ChangeOp {
ACCEPT,
/// accept or reject the selected change
void acceptOrRejectChanges(Cursor & cur, ChangeOp op);
/// accept the changes within the complete Text
- void acceptChanges(BufferParams const & bparams);
+ void acceptChanges();
/// reject the changes within the complete Text
- void rejectChanges(BufferParams const & bparams);
+ void rejectChanges();
/// returns true if par was empty and was removed
bool setCursor(Cursor & cur, pit_type par, pos_type pos,
* Returns true if an update is needed after the move.
*/
bool cursorBackward(Cursor & cur);
+ /// Move cursor visually one position to the left
+ /**
+ * \param skip_inset if true, don't enter insets
+ * Returns true if an update is needed after the move.
+ */
+ bool cursorVisLeft(Cursor & cur, bool skip_inset = false);
/// Move cursor one position forward
/**
* Returns true if an update is needed after the move.
*/
bool cursorForward(Cursor & cur);
+ /// Move cursor visually one position to the right
+ /**
+ * \param skip_inset if true, don't enter insets
+ * Returns true if an update is needed after the move.
+ */
+ bool cursorVisRight(Cursor & cur, bool skip_inset = false);
///
- bool cursorLeftOneWord(Cursor & cur);
+ bool cursorBackwardOneWord(Cursor & cur);
///
- bool cursorRightOneWord(Cursor & cur);
+ bool cursorForwardOneWord(Cursor & cur);
+ ///
+ bool cursorVisLeftOneWord(Cursor & cur);
+ ///
+ bool cursorVisRightOneWord(Cursor & cur);
/// Delete from cursor up to the end of the current or next word.
void deleteWordForward(Cursor & cur);
/// Delete from cursor to start of current or prior word.
/* these things are for search and replace */
/// needed to insert the selection
- /// FIXME: replace Cursor with DocIterator.
- void insertStringAsLines(Cursor & cur, docstring const & str);
+ void insertStringAsLines(Cursor & cur, docstring const & str,
+ Font const & font);
/// needed to insert the selection
- /// FIXME: replace Cursor with DocIterator.
- void insertStringAsParagraphs(Cursor & cur, docstring const & str);
+ void insertStringAsParagraphs(Cursor & cur, docstring const & str,
+ Font const & font);
/// access to our paragraphs
ParagraphList const & paragraphs() const { return pars_; }
ParagraphList & paragraphs() { return pars_; }
/// return true if this is the main text
- bool isMainText(Buffer const &) const;
+ bool isMainText() const;
///
- double spacing(Buffer const & buffer, Paragraph const & par) const;
+ double spacing(Paragraph const & par) const;
/// make a suggestion for a label
/// FIXME: replace Cursor with DocIterator.
- docstring getPossibleLabel(Cursor & cur) const;
+ docstring getPossibleLabel(Cursor const & cur) const;
/// is this paragraph right-to-left?
- bool isRTL(Buffer const &, Paragraph const & par) const;
+ bool isRTL(Paragraph const & par) const;
///
bool checkAndActivateInset(Cursor & cur, bool front);
+ ///
+ bool checkAndActivateInsetVisual(Cursor & cur, bool movingForward, bool movingLeft);
///
- void write(Buffer const & buf, std::ostream & os) const;
- /// returns whether we've seen our usual 'end' marker
- bool read(Buffer const & buf, Lexer & lex, ErrorList & errorList);
+ void write(std::ostream & os) const;
+ /// returns true if \end_document has not been read
+ /// insetPtr is the containing Inset
+ bool read(Lexer & lex, ErrorList & errorList,
+ InsetText * insetPtr);
/// delete double spaces, leading spaces, and empty paragraphs around old cursor.
/// \retval true if a change has happened and we need a redraw.
/// from \first to \last paragraph
void deleteEmptyParagraphMechanism(pit_type first, pit_type last, bool trackChanges);
-public:
+ /// To resolve macros properly the texts get their DocIterator.
+ /// Every macro definition is stored with its DocIterator
+ /// as well. Only those macros with a smaller iterator become
+ /// visible in a paragraph.
+ DocIterator macrocontextPosition() const;
///
- ParagraphList pars_;
+ void setMacrocontextPosition(DocIterator const & pos);
///
- bool autoBreakRows_;
+ bool completionSupported(Cursor const & cur) const;
+ ///
+ CompletionList const * createCompletionList(Cursor const & cur) const;
+ ///
+ bool insertCompletion(Cursor & cur, docstring const & s, bool /*finished*/);
+ ///
+ docstring completionPrefix(Cursor const & cur) const;
+ /// find a paragraph before \p par with the given \p depth, if such
+ /// a paragraph cannot be found, \p par is returned
+ pit_type depthHook(pit_type par, depth_type depth) const;
+ /// find a paragraph before \p par with depth less than the
+ /// depth of \p par. If such paragraph cannot be found because
+ /// \p par already has depth 0, lastpar + 1 is returned. If
+ /// such paragraph cannot be found because there isn't a par
+ /// with less depth before this one, \p par is returned.
+ pit_type outerHook(pit_type par) const;
+ /// Is it the first par with same depth and layout?
+ bool isFirstInSequence(pit_type par) const;
+ /// Is this paragraph in the table of contents?
+ int getTocLevel(pit_type par) const;
+ /// Get the font of the "environment" of paragraph \p par_offset in \p pars.
+ /// All font changes of the paragraph are relative to this font.
+ Font const outerFont(pit_type par_offset) const;
+
private:
- /// return past-the-last paragraph influenced by a layout
- /// change on pit
- pit_type undoSpan(pit_type pit);
+ /// The InsetText owner shall have access to everything.
+ friend class InsetText;
// fix the cursor `cur' after a characters has been deleted at `where'
// position. Called by deleteEmptyParagraphMechanism
bool backspacePos0(Cursor & cur);
/// handle the case where bibitems were deleted
bool handleBibitems(Cursor & cur);
+ /// are we in a list item (description etc.)?
+ bool inDescriptionItem(Cursor & cur) const;
///
void charInserted(Cursor & cur);
/// set 'number' font property
/// \param asParagraphs whether to paste as paragraphs or as lines
void pasteString(Cursor & cur, docstring const & str,
bool asParagraphs);
+ ///
+ void readParToken(Paragraph & par, Lexer & lex, std::string const & token,
+ Font & font, Change & change, ErrorList & errorList);
+ ///
+ void readParagraph(Paragraph & par, Lexer & lex, ErrorList & errorList);
+ /// Set Label Width string to all paragraphs of the same layout
+ /// and depth in a sequence.
+ void setLabelWidthStringToSequence(Cursor const & cur, docstring const & s);
+
+ /// Owner Inset.
+ InsetText * owner_;
+ ///
+ ParagraphList pars_;
+ ///
+ bool autoBreakRows_;
+ /// position of the text in the buffer.
+ DocIterator macrocontext_position_;
+ ///
+ unsigned int undo_counter_;
};
+
+///
+void breakParagraphConservative(BufferParams const & bparams,
+ ParagraphList & paragraphs,
+ pit_type par,
+ pos_type pos);
+
+/**
+ * Append the next paragraph onto the tail of this one.
+ * Be careful, this doesent make any check at all.
+ */
+void mergeParagraph(BufferParams const & bparams,
+ ParagraphList & paragraphs, pit_type par);
+
+/// accept the changes within the complete ParagraphList
+void acceptChanges(ParagraphList & pars, BufferParams const & bparams);
+
+/// reject the changes within the complete ParagraphList
+void rejectChanges(ParagraphList & pars, BufferParams const & bparams);
+
} // namespace lyx
-#endif // LYXTEXT_H
+#endif // TEXT_H