dialog.c

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

struct MuttWindow *dialog_find(struct MuttWindow *win)
{
  for (; win && win->parent; win = win->parent)
  {
    if (win->parent->type == WT_ALL_DIALOGS)
      return win;
  }
 
  return NULL;
}

void dialog_push(struct MuttWindow *dlg)
{
  if (!dlg)
    return;
 
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->all_dialogs_window)
    return;
 
  struct MuttWindow *win_alldlgs = mod_data->all_dialogs_window;
 
  struct MuttWindow **wp_last = ARRAY_LAST(&win_alldlgs->children);
  if (wp_last)
    (*wp_last)->state.visible = false;
 
  ARRAY_ADD(&win_alldlgs->children, dlg);
  notify_set_parent(dlg->notify, win_alldlgs->notify);
 
  // Notify the world, allowing plugins to integrate
  mutt_debug(LL_NOTIFY, "NT_WINDOW_DIALOG visible: %s, %p\n",
             mutt_window_win_name(dlg), (void *) dlg);
  struct EventWindow ev_w = { dlg, WN_VISIBLE };
  notify_send(dlg->notify, NT_WINDOW, NT_WINDOW_DIALOG, &ev_w);
 
  dlg->state.visible = true;
  dlg->parent = win_alldlgs;
  mutt_window_reflow(win_alldlgs);
 
#ifdef USE_DEBUG_WINDOW
  debug_win_dump();
#endif
}

void dialog_pop(void)
{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->all_dialogs_window)
    return;
 
  struct MuttWindow *win_alldlgs = mod_data->all_dialogs_window;
 
  struct MuttWindow **wp_last = ARRAY_LAST(&win_alldlgs->children);
  if (!wp_last)
    return;
 
  struct MuttWindow *win_last = *wp_last;
 
  // Notify the world, allowing plugins to clean up
  mutt_debug(LL_NOTIFY, "NT_WINDOW_DIALOG hidden: %s, %p\n",
             mutt_window_win_name(win_last), (void *) win_last);
  struct EventWindow ev_w = { win_last, WN_HIDDEN };
  notify_send(win_last->notify, NT_WINDOW, NT_WINDOW_DIALOG, &ev_w);
 
  win_last->state.visible = false;
  win_last->parent = NULL;
  ARRAY_REMOVE(&win_alldlgs->children, wp_last);
 
  wp_last = ARRAY_LAST(&win_alldlgs->children);
  if (wp_last)
  {
    (*wp_last)->state.visible = true;
    mutt_window_reflow(win_alldlgs);
  }
  else
  {
    win_alldlgs->focus = NULL;
  }
#ifdef USE_DEBUG_WINDOW
  debug_win_dump();
#endif
}

static int alldialogs_window_observer(struct NotifyCallback *nc)
{
  if (nc->event_type != NT_WINDOW)
    return 0;
  if (!nc->global_data || !nc->event_data)
    return -1;
  if (nc->event_subtype != NT_WINDOW_DELETE)
    return 0;
 
  struct MuttWindow *win_alldlgs = nc->global_data;
  struct EventWindow *ev_w = nc->event_data;
  if (ev_w->win != win_alldlgs)
    return 0;
 
  notify_observer_remove(win_alldlgs->notify, alldialogs_window_observer, win_alldlgs);
 
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (mod_data)
    mod_data->all_dialogs_window = NULL;
  mutt_debug(LL_DEBUG5, "window delete done\n");
  return 0;
}

struct MuttWindow *alldialogs_new(void)
{
  struct MuttWindow *win_alldlgs = mutt_window_new(WT_ALL_DIALOGS, MUTT_WIN_ORIENT_VERTICAL,
                                                   MUTT_WIN_SIZE_MAXIMISE, MUTT_WIN_SIZE_UNLIMITED,
                                                   MUTT_WIN_SIZE_UNLIMITED);
 
  notify_observer_add(win_alldlgs->notify, NT_WINDOW, alldialogs_window_observer, win_alldlgs);
 
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (mod_data)
    mod_data->all_dialogs_window = win_alldlgs;
 
  return win_alldlgs;
}