window.c

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#include "config.h"
#include <stdbool.h>
#include <stddef.h>
#include "mutt/lib.h"
#include "core/lib.h"
#include "gui/lib.h"
#include "gui/module_data.h"
#include "lib.h"
 
// #define DEBUG_SHOW_SERIALISE

static struct MuttWindow *WinFocus = NULL;

static void win_dump(struct MuttWindow *win, int indent)
{
  bool visible = mutt_window_is_visible(win);
 
  mutt_debug(LL_DEBUG1, "%*s%s[%d,%d] %s-%c \033[1;33m%s\033[0m (%d,%d)%s%s\n",
             indent, "", visible ? "✓" : "✗\033[1;30m", win->state.col_offset,
             win->state.row_offset, name_window_size(win),
             (win->orient == MUTT_WIN_ORIENT_VERTICAL) ? 'V' : 'H',
             mutt_window_win_name(win), win->state.cols, win->state.rows,
             visible ? "" : "\033[0m",
             (win == WinFocus) ? " <-- \033[1;31mFOCUS\033[0m" : "");
 
  struct MuttWindow **wp = NULL;
  ARRAY_FOREACH(wp, &win->children)
  {
    win_dump(*wp, indent + 4);
  }
}
 
#ifdef DEBUG_SHOW_SERIALISE
static const char *win_size(struct MuttWindow *win)
{
  if (!win)
    return "???";
 
  switch (win->size)
  {
    case MUTT_WIN_SIZE_FIXED:
      return "FIX";
    case MUTT_WIN_SIZE_MAXIMISE:
      return "MAX";
    case MUTT_WIN_SIZE_MINIMISE:
      return "MIN";
  }
 
  return "???";
}

static void win_serialise(struct MuttWindow *win, struct Buffer *buf)
{
  if (!mutt_window_is_visible(win))
    return;
 
  buf_add_printf(buf, "<%s {%dx,%dy} [%dC,%dR]", win_size(win), win->state.col_offset,
                 win->state.row_offset, win->state.cols, win->state.rows);
  struct MuttWindow *np = NULL;
  TAILQ_FOREACH(np, &win->children, entries)
  {
    win_serialise(np, buf);
  }
  buf_addstr(buf, ">");
}
#endif

void debug_win_dump(void)
{
  struct GuiModuleData *gui_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  struct MuttWindow *win_root = gui_data ? gui_data->root_window : NULL;
 
  WinFocus = window_get_focus();
  mutt_debug(LL_DEBUG1, "\n");
  win_dump(win_root, 0);
  mutt_debug(LL_DEBUG1, "\n");
#ifdef DEBUG_SHOW_SERIALISE
  struct Buffer buf = buf_pool_get();
  win_serialise(win_root, buf);
  mutt_debug(LL_DEBUG1, "%s\n", buf_string(buf));
  buf_pool_release(&buf);
#endif
  WinFocus = NULL;
}