msgcont.c

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#include "config.h"
#include <stdbool.h>
#include <stddef.h>
#include "mutt/lib.h"
#include "core/lib.h"
#include "msgcont.h"
#include "module_data.h"
#include "mutt_window.h"
#ifdef USE_DEBUG_WINDOW
#include "debug/lib.h"
#endif

struct MuttWindow *msgcont_new(void)
{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  struct MuttWindow *win = mutt_window_new(WT_CONTAINER, MUTT_WIN_ORIENT_VERTICAL,
                                           MUTT_WIN_SIZE_MINIMISE,
                                           MUTT_WIN_SIZE_UNLIMITED, 1);
  if (mod_data)
    mod_data->message_container = win;
  return win;
}

struct MuttWindow *msgcont_pop_window(void)
{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->message_container)
    return NULL;
 
  struct MuttWindow *mc = mod_data->message_container;
 
  struct MuttWindow **wp_pop = ARRAY_LAST(&mc->children);
  if (!wp_pop)
    return NULL;
 
  struct MuttWindow *win_pop = *wp_pop;
 
  // Don't pop the last entry (check if there's a previous one)
  if (ARRAY_SIZE(&mc->children) <= 1)
    return NULL;
 
  // Hide the old window
  window_set_visible(win_pop, false);
 
  // Get the window that will become top of stack
  struct MuttWindow **wp_top = ARRAY_GET(&mc->children, ARRAY_SIZE(&mc->children) - 2);
  struct MuttWindow *win_top = wp_top ? *wp_top : NULL;
 
  ARRAY_REMOVE(&mc->children, wp_pop);
 
  if (win_top)
  {
    window_set_visible(win_top, true);
    win_top->actions |= WA_RECALC;
  }
 
  mutt_window_reflow(NULL);
  window_redraw(NULL);
#ifdef USE_DEBUG_WINDOW
  debug_win_dump();
#endif
  return win_pop;
}

void msgcont_push_window(struct MuttWindow *win)
{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->message_container || !win)
    return;
 
  struct MuttWindow *mc = mod_data->message_container;
 
  // Hide the current top window
  struct MuttWindow **wp_top = ARRAY_LAST(&mc->children);
  if (wp_top)
    window_set_visible(*wp_top, false);
 
  mutt_window_add_child(mc, win);
  mutt_window_reflow(NULL);
  window_redraw(NULL);
#ifdef USE_DEBUG_WINDOW
  debug_win_dump();
#endif
}

struct MuttWindow *msgcont_get_msgwin(void)
{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->message_container)
    return NULL;
 
  struct MuttWindow **wp = ARRAY_FIRST(&mod_data->message_container->children);
  if (!wp)
    return NULL;
 
  struct MuttWindow *win = *wp;
  if (win->type != WT_MESSAGE)
    return NULL;
 
  return win;
}