+ /// used to toggle insets
+ // is the inset open?
+ virtual bool isOpen() const { return false; }
+ /// open the inset
+ virtual void open(BufferView *) {}
+ /// close the inset
+ virtual void close(BufferView *) const {}
+ /// check if the font of the char we want inserting is correct
+ /// and modify it if it is not.
+ virtual bool checkInsertChar(LyXFont &);
+ /// we need this here because collapsed insets are only EDITABLE
+ virtual void setFont(BufferView *, LyXFont const &,
+ bool toggleall = false, bool selectall = false);
+ ///
+ // needed for spellchecking text
+ ///
+ virtual bool allowSpellcheck() { return false; }
+
+ // should this inset be handled like a normal charater
+ virtual bool isChar() const { return false; }
+ // is this equivalent to a letter?
+ virtual bool isLetter() const { return false; }
+ // is this equivalent to a space (which is BTW different from
+ // a line separator)?
+ virtual bool isSpace() const { return false; }
+ // should we break lines after this inset?
+ virtual bool isLineSeparator() const { return false; }
+ // if this inset has paragraphs should they be output all as default
+ // paragraphs with "Standard" layout?
+ virtual bool forceDefaultParagraphs(Inset const *) const;
+ // needed for widths which are % of something
+ /* returns the value of \textwidth in this inset. Most of the
+ time this is the width of the workarea, but if there is a
+ minipage somewhere, it will be the width of this minipage */
+ virtual int latexTextWidth(BufferView *) const;
+