X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2Fmath_cursor.h;h=59d6a18e630bc7757d873f43586f1f11e69d4323;hb=a97ed20502fb6a19949cf7ef6fc18a6c6d9e347b;hp=0ef9dd555e9652626eb346c9a14d8a625c41a711;hpb=c2771dd61f9f33280c48dfb964b164447ef893f7;p=lyx.git diff --git a/src/mathed/math_cursor.h b/src/mathed/math_cursor.h index 0ef9dd555e..59d6a18e63 100644 --- a/src/mathed/math_cursor.h +++ b/src/mathed/math_cursor.h @@ -1,42 +1,36 @@ // -*- C++ -*- /** - * File: math_cursor.h - * Purpose: Declaration of interaction classes for mathed - * Author: Alejandro Aguilar Sierra - * Created: January 1996 - * Description: MathCursor control all user interaction + * \file math_cursor.h + * This file is part of LyX, the document processor. + * Licence details can be found in the file COPYING. * - * Dependencies: Xlib, XForms + * \author Alejandro Aguilar Sierra + * \author André Pönitz * - * Copyright: 1996, Alejandro Aguilar Sierra - * - * You are free to use and modify this code under the terms of - * the GNU General Public Licence version 2 or later. + * Full author contact details are available in file CREDITS. */ #ifndef MATH_CURSOR #define MATH_CURSOR -#ifdef __GNUG__ -#pragma interface -#endif - #include "math_inset.h" +#include "math_data.h" #include "math_iterator.h" -#include "LString.h" + +#include + class InsetFormulaBase; class BufferView; -class MathPainterInfo; +class PainterInfo; class MathUnknownInset; -class Selection; /** [Have a look at math_inset.h first] The MathCursor is different from the kind of cursor used in the Outer -World. It contains a stack of MathCursorPos, each of which is made +World. It contains a stack of CursorSlice, each of which is made up of a inset pointer, an index and a position offset, marking a path from this formula's MathHullInset to the current position. @@ -47,6 +41,8 @@ class MathCursor { public: /// short of anything else reasonable typedef MathInset::size_type size_type; + /// type for column numbers + typedef MathArray::difference_type difference_type; /// type for cursor positions within a cell typedef MathInset::pos_type pos_type; /// type for cell indices @@ -65,11 +61,13 @@ public: /// void insert(MathArray const &); /// - void paste(MathGridInset const & data); + void insert2(std::string const &); /// - void erase(); - /// - void backspace(); + void paste(std::string const & data); + /// return false for empty math insets + bool erase(); + /// return false for empty math insets + bool backspace(); /// called for LFUN_HOME etc bool home(bool sel = false); /// called for LFUN_END etc @@ -96,6 +94,8 @@ public: void plainInsert(MathAtom const &); /// void niceInsert(MathAtom const &); + /// + void niceInsert(std::string const &); /// in pixels from top of screen void setPos(int x, int y); @@ -104,7 +104,7 @@ public: /// in pixels from left of screen int targetX() const; /// current inset - MathInset * par() const; + MathInset * inset() const; /// return the next enclosing grid inset and the cursor's index in it MathGridInset * enclosingGrid(idx_type & idx) const; /// go up to enclosing grid @@ -113,6 +113,8 @@ public: void popToEnclosingHull(); /// go up to the hull inset void popToHere(MathInset const * p); + /// adjust anchor position after deletions/insertions + void adjust(pos_type from, difference_type diff); /// InsetFormulaBase * formula() const; /// current offset in the current cell @@ -124,8 +126,6 @@ public: /// bool script(bool); /// - bool interpret(string const &); - /// bool interpret(char); /// interpret name a name of a macro void macroModeClose(); @@ -149,8 +149,8 @@ public: void selCut(); /// void selDel(); - /// - void selPaste(); + /// pastes n-th element of cut buffer + void selPaste(size_t n); /// void selHandle(bool); /// @@ -159,14 +159,13 @@ public: void selClear(); /// clears or deletes selection depending on lyxrc setting void selClearOrDel(); - /// - void selGet(MathArray & ar); - /// - void drawSelection(MathPainterInfo & pain) const; - /// - void handleNest(MathAtom const & at); + /// draws light-blue selection background + void drawSelection(PainterInfo & pi) const; + /// replace selected stuff with at, placing the former + // selection in given cell of atom + void handleNest(MathAtom const & at, int cell = 0); /// remove this as soon as LyXFunc::getStatus is "localized" - string getLastCode() const { return "mathnormal"; } + std::string getLastCode() const { return "mathnormal"; } /// bool isInside(MathInset const *) const; /// @@ -208,46 +207,46 @@ public: MathAtom & nextAtom(); /// returns the selection - void getSelection(MathCursorPos &, MathCursorPos &) const; + void getSelection(CursorSlice &, CursorSlice &) const; /// returns the normalized anchor of the selection - MathCursorPos normalAnchor() const; + CursorSlice normalAnchor() const; /// reference to the last item of the path, i.e. "The Cursor" - MathCursorPos & cursor(); + CursorSlice & cursor(); /// reference to the last item of the path, i.e. "The Cursor" - MathCursorPos const & cursor() const; + CursorSlice const & cursor() const; /// how deep are we nested? unsigned depth() const; - - /// local dispatcher - MathInset::result_type dispatch(FuncRequest const & cmd); /// describe the situation - string info() const; + std::string info() const; /// dump selection information for debugging void seldump(char const * str) const; /// dump selection information for debugging void dump(char const * str) const; /// moves on void setSelection(MathIterator const & where, size_type n); + /// grab selection marked by anchor and current cursor + std::string grabSelection() const; + /// guess what + std::string grabAndEraseSelection(); /// void insert(char c); /// - void insert(string const & str); + void insert(std::string const & str); /// lock/unlock inset void insetToggle(); /// hack for reveal codes void markInsert(); void markErase(); - //void handleExtern(string const & arg); - - /// - friend class Selection; - - -private: /// injects content of a cell into parent void pullArg(); + /// split font inset etc + void handleFont(std::string const & font); + /// + DispatchResult + dispatch(FuncRequest const & cmd); +private: /// moves cursor index one cell to the left bool idxLeft(); /// moves cursor index one cell to the right @@ -267,17 +266,13 @@ private: /// are we in a nucleus of a script inset? bool inNucleus() const; - /// grab grid marked by anchor and current cursor - MathGridInset grabSelection() const; /// erase the selected part and re-sets the cursor void eraseSelection(); - /// guess what - MathGridInset grabAndEraseSelection(); /// the name of the macro we are currently inputting - string macroName() const; + std::string macroName() const; /// where in the curent cell does the macro name start? - MathInset::difference_type macroNamePos() const; + difference_type macroNamePos() const; /// can we enter the inset? bool openable(MathAtom const &, bool selection) const; /// write access to cursor cell position