view.h

   1 /*
   2  * Copyright (C) 2008 Diego Hernan Borghetti.
   3  * Eco
   4  */
   5
   6 #ifndef _ECO_VIEW_H
   7 #define _ECO_VIEW_H
   8
   9 typedef struct _E_View {
  10         struct _E_View *next;
  11         struct _E_View *prev;
  12
  13         /* The "View" is a region of the screen when we
  14          * draw the buffer, it's like a canvas.
  15          *
  16          * The screen can be split in N number of view
  17          * and every view have a buffer attached.
  18          *
  19          *
  20          * The row and col have the start position of the
  21          * view, in screen coordinates.
  22          *
  23          * The nrow and ncol is the size of the view, but
  24          * _NOT_ in the screen.
  25          *
  26          * The rrow and rcol is the end position of the
  27          * view, in screen coordinates (srow + row, scol + col)
  28          */
  29
  30         /* start position. */
  31         int row;
  32         int col;
  33
  34         /* view size. */
  35         int nrow;
  36         int ncol;
  37
  38         /* real view size. */
  39         int rrow;
  40         int rcol;
  41
  42         /* buffer attached to this view. */
  43         E_Buffer *b;
  44
  45         /* last search string. */
  46         char search[80];
  47
  48         /* status line. */
  49         int stfg;
  50         int stbg;
  51
  52         /* minibuf for status line. */
  53         char stbuf[80];
  54
  55         /* minibuf position. */
  56         int stcol;
  57         int strow;
  58         int stused;
  59
  60         /* have a message to show ? */
  61         int stmsg;
  62
  63         /* view flag. */
  64         char flag;
  65 } E_View;
  66
  67 /* view->flag */
  68 #define VIEW_REDRAW     (1<<0)
  69 #define VIEW_SHOW       (1<<1)
  70
  71 E_View *e_view_new(E_Screen *sc);
  72 void e_view_free(E_View *v);
  73
  74 void e_view_move(E_View *v, int row, int col);
  75 void e_view_resize(E_View *v, int nrow, int ncol);
  76
  77 void e_view_show(E_View *v);
  78 void e_view_unshow(E_View *v);
  79 void e_view_redraw(E_View *v);
  80
  81 #endif /* _ECO_VIEW_H */