src/minibuffer.h

   1 // -*- C++ -*-
   2 #ifndef _MINIBUFFER_H
   3 #define _MINIBUFFER_H
   4
   5 #include FORMS_H_LOCATION
   6 #include "LString.h"
   7 #include "gettext.h"
   8
   9 #ifdef __GNUG__
  10 #pragma interface
  11 #endif
  12
  13 class LyXView;
  14
  15 ///
  16 class MiniBuffer {
  17 public:
  18         ///
  19         MiniBuffer(LyXView *o, FL_Coord x, FL_Coord y, FL_Coord h, FL_Coord w)
  20                 : owner(o)
  21         {
  22                 text = _("Welcome to LyX!");
  23                 shows_no_match = true;
  24                 history_idx = history_cnt = 0;
  25                 add(FL_NORMAL_INPUT, x, y, h, w);
  26         }
  27         ///
  28         bool shows_no_match;
  29         ///
  30         void setTimer(int a) {
  31                 fl_set_timer(timer, a);
  32         }
  33         ///
  34         void Set(string const& = string(),
  35                  string const& = string(),
  36                  string const& = string(),
  37                  int delay_secs=6);
  38         ///
  39         string GetText() const { return text; }
  40         ///
  41         void Init();
  42         ///
  43         void ExecCommand();
  44         /** allows to store and reset the contents one time. Usefull
  45           for status messages like "load font" (Matthias)
  46           */
  47         void Store();
  48         ///
  49         void Reset();
  50         ///
  51         void Activate();
  52         ///
  53         void Deactivate();
  54         ///
  55         static void ExecutingCB(FL_OBJECT *ob, long);
  56         ///
  57         static void TimerCB(FL_OBJECT *ob, long);
  58         ///
  59         static int  peek_event(FL_OBJECT *, int, FL_Coord, FL_Coord,
  60                                int, void *);
  61 private:
  62         ///
  63         LyXView *owner;
  64         ///
  65         string text;
  66         ///
  67         string text_stored;
  68         ///
  69         FL_OBJECT *add(int, FL_Coord, FL_Coord, FL_Coord, FL_Coord);
  70         ///
  71         FL_OBJECT *timer;
  72         ///
  73         FL_OBJECT *the_buffer;
  74         ///
  75         string cur_cmd;
  76         ///
  77         enum{ MAX_HISTORY = 10 };
  78         ///
  79         string history[MAX_HISTORY];
  80         ///
  81         int history_idx, history_cnt;
  82         ///
  83         void addHistory(string const &cmd) {
  84                 if (history_cnt==0 || (history_cnt>0 && cmd!=history[(history_cnt-1) % MAX_HISTORY])) {
  85                     history[history_cnt % MAX_HISTORY] = cmd;
  86                     history_cnt++;
  87                 }
  88                 history_idx = history_cnt;
  89         }
  90         ///
  91         string getHistory() { return history[history_idx % MAX_HISTORY]; }
  92 };
  93 #endif