window.c

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#include "config.h"
#include <stdbool.h>
#include "private.h"
#include "mutt/lib.h"
#include "config/lib.h"
#include "gui/lib.h"
#include "lib.h"
 
struct MenuDefinition;

static int menu_recalc(struct MuttWindow *win)
{
  if (win->type != WT_MENU)
    return 0;
 
  win->actions |= WA_REPAINT;
  mutt_debug(LL_DEBUG5, "recalc done, request WA_REPAINT\n");
  return 0;
}

static int menu_repaint(struct MuttWindow *win)
{
  if (win->type != WT_MENU)
    return 0;
 
  struct Menu *menu = win->wdata;
  menu->redraw |= MENU_REDRAW_FULL;
  menu_redraw(menu);
  menu->redraw = MENU_REDRAW_NONE;
 
  const bool c_arrow_cursor = cs_subset_bool(menu->sub, "arrow_cursor");
  const bool c_braille_friendly = cs_subset_bool(menu->sub, "braille_friendly");
 
  /* move the cursor out of the way */
  if (c_arrow_cursor)
  {
    const char *const c_arrow_string = cs_subset_string(menu->sub, "arrow_string");
    const int arrow_width = mutt_strwidth(c_arrow_string);
    mutt_window_move(menu->win, menu->current - menu->top, arrow_width);
  }
  else if (c_braille_friendly)
  {
    mutt_window_move(menu->win, menu->current - menu->top, 0);
  }
  else
  {
    mutt_window_move(menu->win, menu->current - menu->top, menu->win->state.cols - 1);
  }
 
  mutt_debug(LL_DEBUG5, "repaint done\n");
  return 0;
}

static void menu_wdata_free(struct MuttWindow *win, void **ptr)
{
  menu_free((struct Menu **) ptr);
}

struct MuttWindow *menu_window_new(const struct MenuDefinition *md, struct ConfigSubset *sub)
{
  struct MuttWindow *win = mutt_window_new(WT_MENU, MUTT_WIN_ORIENT_VERTICAL,
                                           MUTT_WIN_SIZE_MAXIMISE, MUTT_WIN_SIZE_UNLIMITED,
                                           MUTT_WIN_SIZE_UNLIMITED);
 
  struct Menu *menu = menu_new(md, win, sub);
 
  win->recalc = menu_recalc;
  win->repaint = menu_repaint;
  win->wdata = menu;
  win->wdata_free = menu_wdata_free;
 
  return win;
}