87 lines
2.2 KiB
C++
87 lines
2.2 KiB
C++
/* Fl_Browser.H
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Forms-compatable browser. Probably useful for other
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lists of textual data. Notice that the line numbers
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start from 1, and 0 means "no line".
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*/
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#ifndef Fl_Browser_H
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#define Fl_Browser_H
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#include "Fl_Browser_.H"
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struct FL_BLINE;
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class Fl_Browser : public Fl_Browser_ {
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// required routines for Fl_Browser_ subclass:
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void* item_first() const ;
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void* item_next(void*) const ;
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void* item_prev(void*) const ;
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int item_selected(void*) const ;
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void item_select(void*, int);
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int item_height(void*) const ;
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int item_width(void*) const ;
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void item_draw(void*, int, int, int, int) const ;
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int full_height() const ;
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int incr_height() const ;
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FL_BLINE *first; // the array of lines
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FL_BLINE *last;
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FL_BLINE *cache;
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int cacheline; // line number of cache
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int lines; // Number of lines
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int full_height_;
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const int* column_widths_;
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char format_char_; // alternative to @-sign
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char column_char_; // alternative to tab
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FL_BLINE* find_line(int) const ;
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FL_BLINE* _remove(int) ;
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void insert(int, FL_BLINE*);
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int lineno(void*) const ;
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public:
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void remove(int);
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void add(const char*, void* = 0);
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void insert(int, const char*, void* = 0);
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void move(int to, int from);
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int load(const char* filename);
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void clear();
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int size() const {return lines;}
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int topline() const ;
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void topline(int);
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int select(int, int=1);
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int selected(int) const ;
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void show(int n);
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void hide(int n);
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int visible(int n) const ;
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int value() const ;
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void value(int v) {select(v);}
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const char* text(int) const ;
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void text(int, const char*);
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void* data(int) const ;
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void data(int, void* v);
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Fl_Browser(int, int, int, int, const char* = 0);
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char format_char() const {return format_char_;}
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void format_char(char c) {format_char_ = c;}
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char column_char() const {return column_char_;}
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void column_char(char c) {column_char_ = c;}
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const int* column_widths() const {return column_widths_;}
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void column_widths(const int* l) { column_widths_=l; }
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int displayed(int n) const {return Fl_Browser_::displayed(find_line(n));}
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// for back compatability only:
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void replace(int a, const char* b) {text(a, b);}
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void display(int, int=1);
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};
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#endif
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