action_dialog.c

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/***********************************************************************
 Freeciv - Copyright (C) 1996-2006 - Freeciv Development Team
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
***********************************************************************/
 
#ifdef HAVE_CONFIG_H
#include <fc_config.h>
#endif
 
/* utility */
#include "astring.h"
#include "fcintl.h"
#include "log.h"
 
/* common */
#include "actions.h"
#include "game.h"
#include "movement.h"
#include "research.h"
#include "traderoutes.h"
#include "unitlist.h"
 
/* client */
#include "client_main.h"
#include "climisc.h"
#include "control.h"
#include "text.h"
 
/* client/gui-sdl2 */
#include "citydlg.h"
#include "colors.h"
#include "dialogs.h"
#include "graphics.h"
#include "gui_id.h"
#include "gui_tilespec.h"
#include "mapview.h"
#include "repodlgs.h"
#include "themespec.h"
#include "widget.h"
 
#include "dialogs_g.h"
 
typedef int (*act_func)(struct widget *);
 
struct diplomat_dialog {
  int actor_unit_id;
  int target_ids[ATK_COUNT];
  int sub_target_id[ASTK_COUNT];
  action_id act_id;
  struct advanced_dialog *pdialog;
};
 
struct small_diplomat_dialog {
  int actor_unit_id;
  int target_id;
  action_id act_id;
  struct small_dialog *pdialog;
};
 
extern bool is_unit_move_blocked;
 
void popdown_diplomat_dialog(void);
void popdown_incite_dialog(void);
void popdown_bribe_dialog(void);
 
 
static struct diplomat_dialog *diplomat_dlg = NULL;
static bool is_more_user_input_needed = FALSE;
static bool did_not_decide = FALSE;
 
/**********************************************************************/
static void act_sel_done_primary(int actor_unit_id)
{
  if (!is_more_user_input_needed) {
    /* The client isn't waiting for information for any unanswered follow
     * up questions. */
 
    struct unit *actor_unit;
 
    if ((actor_unit = game_unit_by_number(actor_unit_id))) {
      /* The action selection dialog wasn't closed because the actor unit
       * was lost. */
 
      /* The probabilities didn't just disappear, right? */
      fc_assert_action(actor_unit->client.act_prob_cache,
                       client_unit_init_act_prob_cache(actor_unit));
 
      FC_FREE(actor_unit->client.act_prob_cache);
    }
 
    /* The action selection process is over, at least for now. */
    action_selection_no_longer_in_progress(actor_unit_id);
 
    if (did_not_decide) {
      /* The action selection dialog was closed but the player didn't
       * decide what the unit should do. */
 
      /* Reset so the next action selection dialog does the right thing. */
      did_not_decide = FALSE;
    } else {
      /* An action, or no action at all, was selected. */
      action_decision_clear_want(actor_unit_id);
      action_selection_next_in_focus(actor_unit_id);
    }
  }
}
 
/**********************************************************************/
static void act_sel_done_secondary(int actor_unit_id)
{
  /* Stop blocking. */
  is_more_user_input_needed = FALSE;
  act_sel_done_primary(actor_unit_id);
}
 
/**********************************************************************/
void action_selection_no_longer_in_progress_gui_specific(int actor_id)
{
  /* Stop assuming the answer to a follow up question will arrive. */
  is_more_user_input_needed = FALSE;
}
 
/**********************************************************************/
static action_id get_non_targeted_action_id(action_id tgt_action_id)
{
  /* Don't add an action mapping here unless the non targeted version is
   * selectable in the targeted version's target selection dialog. */
  switch ((enum gen_action)tgt_action_id) {
  case ACTION_SPY_TARGETED_SABOTAGE_CITY:
    return ACTION_SPY_SABOTAGE_CITY;
  case ACTION_SPY_TARGETED_SABOTAGE_CITY_ESC:
    return ACTION_SPY_SABOTAGE_CITY_ESC;
  case ACTION_SPY_TARGETED_STEAL_TECH:
    return ACTION_SPY_STEAL_TECH;
  case ACTION_SPY_TARGETED_STEAL_TECH_ESC:
    return ACTION_SPY_STEAL_TECH_ESC;
  default:
    /* No non targeted version found. */
    return ACTION_NONE;
  }
}
 
/**********************************************************************/
static action_id get_production_targeted_action_id(action_id tgt_action_id)
{
  /* Don't add an action mapping here unless the non targeted version is
   * selectable in the targeted version's target selection dialog. */
  switch ((enum gen_action)tgt_action_id) {
  case ACTION_SPY_TARGETED_SABOTAGE_CITY:
    return ACTION_SPY_SABOTAGE_CITY_PRODUCTION;
  case ACTION_SPY_TARGETED_SABOTAGE_CITY_ESC:
    return ACTION_SPY_SABOTAGE_CITY_PRODUCTION_ESC;
  case ACTION_STRIKE_BUILDING:
    return ACTION_STRIKE_PRODUCTION;
  default:
    /* No non targeted version found. */
    return ACTION_NONE;
  }
}
 
/**********************************************************************/
static int diplomat_dlg_window_callback(struct widget *pwindow)
{
  if (PRESSED_EVENT(main_data.event)) {
    move_window_group(diplomat_dlg->pdialog->begin_widget_list, pwindow);
  }
 
  return -1;
}
 
/**********************************************************************/
static int spy_strike_bld_request(struct widget *pwidget)
{
  if (NULL != game_unit_by_number(diplomat_dlg->actor_unit_id)
      && NULL != game_city_by_number(
              diplomat_dlg->target_ids[ATK_CITY])) {
    request_action_details(ACTION_STRIKE_BUILDING,
                           diplomat_dlg->actor_unit_id,
                           diplomat_dlg->target_ids[ATK_CITY]);
    is_more_user_input_needed = TRUE;
    popdown_diplomat_dialog();
  } else {
    popdown_diplomat_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
static int spy_sabotage_request(struct widget *pwidget)
{
  if (NULL != game_unit_by_number(diplomat_dlg->actor_unit_id)
      && NULL != game_city_by_number(
              diplomat_dlg->target_ids[ATK_CITY])) {
    request_action_details(ACTION_SPY_TARGETED_SABOTAGE_CITY,
                           diplomat_dlg->actor_unit_id,
                           diplomat_dlg->target_ids[ATK_CITY]);
    is_more_user_input_needed = TRUE;
    popdown_diplomat_dialog();
  } else {
    popdown_diplomat_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
static int spy_sabotage_esc_request(struct widget *pwidget)
{
  if (NULL != game_unit_by_number(diplomat_dlg->actor_unit_id)
      && NULL != game_city_by_number(
              diplomat_dlg->target_ids[ATK_CITY])) {
    request_action_details(ACTION_SPY_TARGETED_SABOTAGE_CITY_ESC,
                           diplomat_dlg->actor_unit_id,
                           diplomat_dlg->target_ids[ATK_CITY]);
    is_more_user_input_needed = TRUE;
    popdown_diplomat_dialog();
  } else {
    popdown_diplomat_dialog();
  }
 
  return -1;
}
 
/* --------------------------------------------------------- */
 
/**********************************************************************/
static int spy_steal_dlg_window_callback(struct widget *pwindow)
{
  if (PRESSED_EVENT(main_data.event)) {
    move_window_group(diplomat_dlg->pdialog->begin_widget_list, pwindow);
  }
 
  return -1;
}
 
/**********************************************************************/
static int exit_spy_tgt_dlg_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    int actor_id = diplomat_dlg->actor_unit_id;
 
    fc_assert(is_more_user_input_needed);
    popdown_diplomat_dialog();
    act_sel_done_secondary(actor_id);
  }
 
  return -1;
}
 
/**********************************************************************/
static int spy_steal_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    int steal_advance = MAX_ID - pwidget->id;
    int actor_id = diplomat_dlg->actor_unit_id;
 
    if (NULL != game_unit_by_number(diplomat_dlg->actor_unit_id)
        && NULL != game_city_by_number(
                diplomat_dlg->target_ids[ATK_CITY])) {
      if (steal_advance == A_UNSET) {
        /* This is the untargeted version. */
        request_do_action(get_non_targeted_action_id(
                          diplomat_dlg->act_id),
                          diplomat_dlg->actor_unit_id,
                          diplomat_dlg->target_ids[ATK_CITY],
                          steal_advance, "");
      } else {
        /* This is the targeted version. */
        request_do_action(diplomat_dlg->act_id,
                          diplomat_dlg->actor_unit_id,
                          diplomat_dlg->target_ids[ATK_CITY],
                          steal_advance, "");
      }
    }
 
    fc_assert(is_more_user_input_needed);
    popdown_diplomat_dialog();
    act_sel_done_secondary(actor_id);
  }
 
  return -1;
}
 
/**********************************************************************/
static int spy_steal_popup_shared(struct widget *pwidget)
{
  const struct research *presearch, *vresearch;
  struct city *vcity = pwidget->data.city;
  int id = diplomat_dlg->actor_unit_id;
  struct player *victim = NULL;
  struct container *cont;
  struct widget *buf = NULL;
  struct widget *pwindow;
  utf8_str *pstr;
  SDL_Surface *surf;
  int max_col, max_row, col, count = 0;
  int tech, idx;
  SDL_Rect area;
  struct unit *actor_unit = game_unit_by_number(id);
  action_id act_id = diplomat_dlg->act_id;
  Tech_type_id ac;
 
  is_more_user_input_needed = TRUE;
  popdown_diplomat_dialog();
 
  if (vcity) {
    victim = city_owner(vcity);
  }
 
  fc_assert_ret_val_msg(!diplomat_dlg, 1, "Diplomat dialog already open");
 
  if (!victim) {
    act_sel_done_secondary(id);
    return 1;
  }
 
  count = 0;
  presearch = research_get(client_player());
  vresearch = research_get(victim);
  ac = advance_count();
  advance_index_iterate_max(A_FIRST, i, ac) {
    if (research_invention_gettable(presearch, i,
                                    game.info.tech_steal_allow_holes)
        && TECH_KNOWN == research_invention_state(vresearch, i)
        && TECH_KNOWN != research_invention_state(presearch, i)) {
      count++;
    }
  } advance_index_iterate_max_end;
 
  if (!count) {
    /* if there is no known tech to steal then
     * send steal order at Spy's Discretion */
    int target_id = vcity->id;
 
    request_do_action(get_non_targeted_action_id(act_id),
                      id, target_id, A_UNSET, "");
 
    act_sel_done_secondary(id);
 
    return -1;
  }
 
  cont = fc_calloc(1, sizeof(struct container));
  cont->id0 = vcity->id;
  cont->id1 = id; /* spy id */
 
  diplomat_dlg = fc_calloc(1, sizeof(struct diplomat_dialog));
  diplomat_dlg->act_id = act_id;
  diplomat_dlg->actor_unit_id = id;
  diplomat_dlg->target_ids[ATK_CITY] = vcity->id;
  diplomat_dlg->pdialog = fc_calloc(1, sizeof(struct advanced_dialog));
 
  pstr = create_utf8_from_char_fonto(_("Select Advance to Steal"),
                                     FONTO_ATTENTION);
  pstr->style |= TTF_STYLE_BOLD;
 
  pwindow = create_window_skeleton(NULL, pstr, 0);
 
  pwindow->action = spy_steal_dlg_window_callback;
  set_wstate(pwindow , FC_WS_NORMAL);
 
  add_to_gui_list(ID_DIPLOMAT_DLG_WINDOW, pwindow);
  diplomat_dlg->pdialog->end_widget_list = pwindow;
 
  area = pwindow->area;
  area.w = MAX(area.w, adj_size(8));
 
  /* ------------------ */
  /* Exit button */
  buf = create_themeicon(current_theme->small_cancel_icon, pwindow->dst,
                         WF_WIDGET_HAS_INFO_LABEL | WF_RESTORE_BACKGROUND);
  buf->info_label = create_utf8_from_char_fonto(_("Close Dialog (Esc)"),
                                                FONTO_ATTENTION);
  area.w += buf->size.w + adj_size(10);
  buf->action = exit_spy_tgt_dlg_callback;
  set_wstate(buf, FC_WS_NORMAL);
  buf->key = SDLK_ESCAPE;
 
  add_to_gui_list(ID_TERRAIN_ADV_DLG_EXIT_BUTTON, buf);
  /* ------------------------- */
 
  if (action_prob_possible(actor_unit->client.act_prob_cache[
                           get_non_targeted_action_id(act_id)])) {
     /* count + at Spy's Discretion */
    count++;
  }
 
  /* max col - 104 is steal tech widget width */
  max_col = (main_window_width() - (pwindow->size.w - pwindow->area.w) - adj_size(2)) / adj_size(104);
  /* max row - 204 is steal tech widget height */
  max_row = (main_window_height() - (pwindow->size.h - pwindow->area.h)) / adj_size(204);
 
  /* make space on screen for scrollbar */
  if (max_col * max_row < count) {
    max_col--;
  }
 
  if (count < max_col + 1) {
    col = count;
  } else {
    if (count < max_col + adj_size(3)) {
      col = max_col - adj_size(2);
    } else {
      if (count < max_col + adj_size(5)) {
        col = max_col - 1;
      } else {
        col = max_col;
      }
    }
  }
 
  pstr = create_utf8_str_fonto(NULL, 0, FONTO_DEFAULT);
  pstr->style |= (TTF_STYLE_BOLD | SF_CENTER);
 
  count = 0;
  advance_index_iterate_max(A_FIRST, i, ac) {
    if (research_invention_gettable(presearch, i,
                                    game.info.tech_steal_allow_holes)
        && TECH_KNOWN == research_invention_state(vresearch, i)
        && TECH_KNOWN != research_invention_state(presearch, i)) {
      count++;
 
      copy_chars_to_utf8_str(pstr, advance_name_translation(advance_by_number(i)));
      surf = create_select_tech_icon(pstr, i, TIM_FULL_MODE);
      buf = create_icon2(surf, pwindow->dst,
                         WF_FREE_THEME | WF_RESTORE_BACKGROUND);
 
      set_wstate(buf, FC_WS_NORMAL);
      buf->action = spy_steal_callback;
      buf->data.cont = cont;
 
      add_to_gui_list(MAX_ID - i, buf);
 
      if (count > (col * max_row)) {
        set_wflag(buf, WF_HIDDEN);
      }
    }
  } advance_index_iterate_max_end;
 
  /* Get Spy tech to use for "At Spy's Discretion" -- this will have the
   * side effect of displaying the unit's icon */
  tech = advance_number(utype_primary_tech_req(unit_type_get(actor_unit)));
 
  if (action_prob_possible(actor_unit->client.act_prob_cache[
                           get_non_targeted_action_id(act_id)])) {
    struct astring str = ASTRING_INIT;
 
    /* TRANS: %s is a unit name, e.g., Spy */
    astr_set(&str, _("At %s's Discretion"),
             unit_name_translation(actor_unit));
    copy_chars_to_utf8_str(pstr, astr_str(&str));
    astr_free(&str);
 
    surf = create_select_tech_icon(pstr, tech, TIM_FULL_MODE);
 
    buf = create_icon2(surf, pwindow->dst,
                       (WF_FREE_THEME | WF_RESTORE_BACKGROUND
                        | WF_FREE_DATA));
    set_wstate(buf, FC_WS_NORMAL);
    buf->action = spy_steal_callback;
    buf->data.cont = cont;
 
    add_to_gui_list(MAX_ID - A_UNSET, buf);
    count++;
  }
 
  /* --------------------------------------------------------- */
  FREEUTF8STR(pstr);
  diplomat_dlg->pdialog->begin_widget_list = buf;
  diplomat_dlg->pdialog->begin_active_widget_list = diplomat_dlg->pdialog->begin_widget_list;
  diplomat_dlg->pdialog->end_active_widget_list = diplomat_dlg->pdialog->end_widget_list->prev->prev;
 
  /* -------------------------------------------------------------- */
 
  idx = 0;
  if (count > col) {
    count = (count + (col - 1)) / col;
    if (count > max_row) {
      diplomat_dlg->pdialog->active_widget_list = diplomat_dlg->pdialog->end_active_widget_list;
      count = max_row;
      idx = create_vertical_scrollbar(diplomat_dlg->pdialog, col, count, TRUE, TRUE);
    }
  } else {
    count = 1;
  }
 
  area.w = MAX(area.w, (col * buf->size.w + adj_size(2) + idx));
  area.h = count * buf->size.h + adj_size(2);
 
  /* alloca window theme and win background buffer */
  surf = theme_get_background(active_theme, BACKGROUND_SPYSTEALDLG);
  if (resize_window(pwindow, surf, NULL,
                    (pwindow->size.w - pwindow->area.w) + area.w,
                    (pwindow->size.h - pwindow->area.h) + area.h)) {
    FREESURFACE(surf);
  }
 
  area = pwindow->area;
 
  widget_set_position(pwindow,
                      (main_window_width() - pwindow->size.w) / 2,
                      (main_window_height() - pwindow->size.h) / 2);
 
  /* exit button */
  buf = pwindow->prev;
  buf->size.x = area.x + area.w - buf->size.w - 1;
  buf->size.y = pwindow->size.y + adj_size(2);
 
  setup_vertical_widgets_position(col, area.x + 1,
                  area.y, 0, 0,
                  diplomat_dlg->pdialog->begin_active_widget_list,
                  diplomat_dlg->pdialog->end_active_widget_list);
 
  if (diplomat_dlg->pdialog->scroll) {
    setup_vertical_scrollbar_area(diplomat_dlg->pdialog->scroll,
                                  area.x + area.w, area.y,
                                  area.h, TRUE);
  }
 
  redraw_group(diplomat_dlg->pdialog->begin_widget_list, pwindow, FALSE);
  widget_mark_dirty(pwindow);
 
  return -1;
}
 
/**********************************************************************/
static int spy_steal_popup(struct widget *pwidget)
{
  diplomat_dlg->act_id = ACTION_SPY_TARGETED_STEAL_TECH;
  return spy_steal_popup_shared(pwidget);
}
 
/**********************************************************************/
static int spy_steal_esc_popup(struct widget *pwidget)
{
  diplomat_dlg->act_id = ACTION_SPY_TARGETED_STEAL_TECH_ESC;
  return spy_steal_popup_shared(pwidget);
}
 
/**********************************************************************/
static int diplomat_incite_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    if (NULL != game_unit_by_number(diplomat_dlg->actor_unit_id)
        && NULL != game_city_by_number(
                diplomat_dlg->target_ids[ATK_CITY])) {
      request_action_details(ACTION_SPY_INCITE_CITY,
                             diplomat_dlg->actor_unit_id,
                             diplomat_dlg->target_ids[ATK_CITY]);
      is_more_user_input_needed = TRUE;
      popdown_diplomat_dialog();
    } else {
      popdown_diplomat_dialog();
    }
  }
 
  return -1;
}
 
/**********************************************************************/
static int spy_incite_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    if (NULL != game_unit_by_number(diplomat_dlg->actor_unit_id)
        && NULL != game_city_by_number(
                diplomat_dlg->target_ids[ATK_CITY])) {
      request_action_details(ACTION_SPY_INCITE_CITY_ESC,
                             diplomat_dlg->actor_unit_id,
                             diplomat_dlg->target_ids[ATK_CITY]);
      is_more_user_input_needed = TRUE;
      popdown_diplomat_dialog();
    } else {
      popdown_diplomat_dialog();
    }
  }
 
  return -1;
}
 
/**********************************************************************/
static int act_sel_wait_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    key_unit_wait();
 
    /* The dialog was popped down when key_unit_wait() resulted in
     * action_selection_close() being called. */
  }
 
  return -1;
}
 
/**********************************************************************/
static int diplomat_bribe_unit_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    if (NULL != game_unit_by_number(diplomat_dlg->actor_unit_id)
        && NULL !=
         game_unit_by_number(diplomat_dlg->target_ids[ATK_UNIT])) {
      request_action_details(ACTION_SPY_BRIBE_UNIT,
                             diplomat_dlg->actor_unit_id,
                             diplomat_dlg->target_ids[ATK_UNIT]);
      is_more_user_input_needed = TRUE;
      popdown_diplomat_dialog();
    } else {
      popdown_diplomat_dialog();
    }
  }
 
  return -1;
}
 
/**********************************************************************/
static int diplomat_bribe_stack_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    if (game_unit_by_number(diplomat_dlg->actor_unit_id) != nullptr) {
      request_action_details(ACTION_SPY_BRIBE_STACK,
                             diplomat_dlg->actor_unit_id,
                             diplomat_dlg->target_ids[ATK_STACK]);
      is_more_user_input_needed = TRUE;
      popdown_diplomat_dialog();
    } else {
      popdown_diplomat_dialog();
    }
  }
 
  return -1;
}
 
/**********************************************************************/
static int found_city_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    int actor_id = diplomat_dlg->actor_unit_id;
 
    popdown_diplomat_dialog();
    dsend_packet_city_name_suggestion_req(&client.conn,
                                          actor_id);
  }
 
  return -1;
}
 
/**********************************************************************/
static int upgrade_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    struct unit *punit;
 
    if (game_city_by_number(diplomat_dlg->target_ids[ATK_CITY]) != NULL
        && (punit = game_unit_by_number(diplomat_dlg->actor_unit_id))) {
      popup_unit_upgrade_dlg(punit, FALSE);
    }
 
    popdown_diplomat_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
static int simple_action_callback(struct widget *pwidget)
{
  int actor_id, target_id, sub_target;
  struct action *paction;
 
  bool failed = FALSE;
 
  if (!PRESSED_EVENT(main_data.event)) {
    return -1;
  }
 
  /* Data */
  paction = action_by_number(MAX_ID - pwidget->id);
 
  /* Actor */
  fc_assert(action_get_actor_kind(paction) == AAK_UNIT);
  actor_id = diplomat_dlg->actor_unit_id;
  if (NULL == game_unit_by_number(actor_id)) {
    /* Probably dead. */
    failed = TRUE;
  }
 
  /* Target */
  target_id = IDENTITY_NUMBER_ZERO;
  switch (action_get_target_kind(paction)) {
  case ATK_CITY:
    target_id = diplomat_dlg->target_ids[ATK_CITY];
    if (NULL == game_city_by_number(target_id)) {
      /* Probably destroyed. */
      failed = TRUE;
    }
    break;
  case ATK_UNIT:
    target_id = diplomat_dlg->target_ids[ATK_UNIT];
    if (NULL == game_unit_by_number(target_id)) {
      /* Probably dead. */
      failed = TRUE;
    }
    break;
  case ATK_STACK:
  case ATK_TILE:
  case ATK_EXTRAS:
    target_id = diplomat_dlg->target_ids[ATK_TILE];
    if (NULL == index_to_tile(&(wld.map), target_id)) {
      /* TODO: Should this be possible at all? If not: add assertion. */
      failed = TRUE;
    }
    break;
  case ATK_SELF:
    target_id = IDENTITY_NUMBER_ZERO;
    break;
  case ATK_COUNT:
    fc_assert(action_get_target_kind(paction) != ATK_COUNT);
    failed = TRUE;
  }
 
  /* Sub target. */
  sub_target = NO_TARGET;
  if (paction->target_complexity != ACT_TGT_COMPL_SIMPLE) {
    switch (action_get_sub_target_kind(paction)) {
    case ASTK_BUILDING:
      sub_target = diplomat_dlg->sub_target_id[ASTK_BUILDING];
      if (NULL == improvement_by_number(sub_target)) {
        /* Did the ruleset change? */
        failed = TRUE;
      }
      break;
    case ASTK_TECH:
      sub_target = diplomat_dlg->sub_target_id[ASTK_TECH];
      if (NULL == valid_advance_by_number(sub_target)) {
        /* Did the ruleset change? */
        failed = TRUE;
      }
      break;
    case ASTK_EXTRA:
    case ASTK_EXTRA_NOT_THERE:
      /* TODO: validate if the extra is there? */
      sub_target = diplomat_dlg->sub_target_id[ASTK_EXTRA];
      if (NULL == extra_by_number(sub_target)) {
        /* Did the ruleset change? */
        failed = TRUE;
      }
      break;
    case ASTK_NONE:
    case ASTK_COUNT:
      /* Shouldn't happen. */
      fc_assert(action_get_sub_target_kind(paction) != ASTK_NONE);
      failed = TRUE;
      break;
    }
  }
 
  /* Send request. */
  if (!failed) {
    request_do_action(paction->id, actor_id, target_id, sub_target, "");
  }
 
  /* Clean up. */
  popdown_diplomat_dialog();
  return -1;
}
 
/**********************************************************************/
static int diplomat_close_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    popdown_diplomat_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
void popdown_diplomat_dialog(void)
{
  if (diplomat_dlg) {
    act_sel_done_primary(diplomat_dlg->actor_unit_id);
 
    is_unit_move_blocked = FALSE;
    popdown_window_group_dialog(diplomat_dlg->pdialog->begin_widget_list,
                                diplomat_dlg->pdialog->end_widget_list);
    FC_FREE(diplomat_dlg->pdialog->scroll);
    FC_FREE(diplomat_dlg->pdialog);
    FC_FREE(diplomat_dlg);
    queue_flush();
  }
}
 
/* Mapping from an action to the function to call when its button is
 * pushed. */
static const act_func af_map[ACTION_COUNT] = {
  /* Unit acting against a city target. */
  [ACTION_SPY_TARGETED_SABOTAGE_CITY] = spy_sabotage_request,
  [ACTION_SPY_TARGETED_SABOTAGE_CITY_ESC] = spy_sabotage_esc_request,
  [ACTION_SPY_TARGETED_STEAL_TECH] = spy_steal_popup,
  [ACTION_SPY_TARGETED_STEAL_TECH_ESC] = spy_steal_esc_popup,
  [ACTION_SPY_INCITE_CITY] = diplomat_incite_callback,
  [ACTION_SPY_INCITE_CITY_ESC] = spy_incite_callback,
  [ACTION_UPGRADE_UNIT] = upgrade_callback,
  [ACTION_STRIKE_BUILDING] = spy_strike_bld_request,
 
  /* Unit acting against a unit target. */
  [ACTION_SPY_BRIBE_UNIT] = diplomat_bribe_unit_callback,
 
  /* Unit acting against all units at a tile. */
  [ACTION_SPY_BRIBE_STACK] = diplomat_bribe_stack_callback,
 
  /* Unit acting against a tile. */
  [ACTION_FOUND_CITY] = found_city_callback,
 
  /* Unit acting with no target except itself. */
  /* No special callback functions needed for any self targeted actions. */
};
 
/**********************************************************************/
static void action_entry(const action_id act,
                         const struct act_prob *act_probs,
                         struct unit *act_unit,
                         struct tile *tgt_tile,
                         struct city *tgt_city,
                         struct unit *tgt_unit,
                         struct widget *pwindow,
                         SDL_Rect *area)
{
  struct widget *buf;
  utf8_str *pstr;
  const char *ui_name;
  act_func cb;
 
  const char *custom = get_act_sel_action_custom_text(action_by_number(act),
                                                      act_probs[act],
                                                      act_unit,
                                                      tgt_city);
 
  if (af_map[act] == NULL) {
    /* No special call back function needed for this action. */
    cb = simple_action_callback;
  } else {
    /* Special action specific callback function specified. */
    cb = af_map[act];
  }
 
  /* Don't show disabled actions */
  if (!action_prob_possible(act_probs[act])) {
    return;
  }
 
  ui_name = action_prepare_ui_name(act, "",
                                   act_probs[act], custom);
 
  create_active_iconlabel(buf, pwindow->dst, pstr,
                          ui_name, cb);
 
  switch (action_id_get_target_kind(act)) {
  case ATK_CITY:
    buf->data.city = tgt_city;
    break;
  case ATK_UNIT:
    buf->data.unit = tgt_unit;
    break;
  case ATK_TILE:
  case ATK_EXTRAS:
  case ATK_STACK:
    buf->data.tile = tgt_tile;
    break;
  case ATK_SELF:
    buf->data.unit = act_unit;
    break;
  case ATK_COUNT:
    fc_assert_msg(FALSE, "Unsupported target kind");
  }
 
  set_wstate(buf, FC_WS_NORMAL);
 
  add_to_gui_list(MAX_ID - act, buf);
 
  area->w = MAX(area->w, buf->size.w);
  area->h += buf->size.h;
}
 
/**********************************************************************/
void popup_action_selection(struct unit *actor_unit,
                            struct city *target_city,
                            struct unit *target_unit,
                            struct tile *target_tile,
                            struct extra_type *target_extra,
                            const struct act_prob *act_probs)
{
  struct widget *pwindow = NULL, *buf = NULL;
  utf8_str *pstr;
  SDL_Rect area;
 
  fc_assert_ret_msg(!diplomat_dlg, "Diplomat dialog already open");
 
  /* Could be caused by the server failing to reply to a request for more
   * information or a bug in the client code. */
  fc_assert_msg(!is_more_user_input_needed,
                "Diplomat queue problem. Is another diplomat window open?");
 
  /* No extra input is required as no action has been chosen yet. */
  is_more_user_input_needed = FALSE;
 
  is_unit_move_blocked = TRUE;
 
  diplomat_dlg = fc_calloc(1, sizeof(struct diplomat_dialog));
  diplomat_dlg->actor_unit_id = actor_unit->id;
  diplomat_dlg->pdialog = fc_calloc(1, sizeof(struct advanced_dialog));
 
  /* window */
  if (target_city) {
    struct astring title = ASTRING_INIT;
 
    /* TRANS: %s is a unit name, e.g., Spy */
    astr_set(&title, _("Choose Your %s's Strategy"),
             unit_name_translation(actor_unit));
    pstr = create_utf8_from_char_fonto(astr_str(&title), FONTO_ATTENTION);
    astr_free(&title);
  } else {
    pstr = create_utf8_from_char_fonto(_("Subvert Enemy Unit"),
                                       FONTO_ATTENTION);
  }
 
  pstr->style |= TTF_STYLE_BOLD;
 
  pwindow = create_window_skeleton(NULL, pstr, 0);
 
  pwindow->action = diplomat_dlg_window_callback;
  set_wstate(pwindow, FC_WS_NORMAL);
 
  add_to_gui_list(ID_CARAVAN_DLG_WINDOW, pwindow);
  diplomat_dlg->pdialog->end_widget_list = pwindow;
 
  area = pwindow->area;
  area.w = MAX(area.w, adj_size(8));
  area.h = MAX(area.h, adj_size(2));
 
  if (target_city) {
    diplomat_dlg->target_ids[ATK_CITY] = target_city->id;
  } else {
    diplomat_dlg->target_ids[ATK_CITY] = IDENTITY_NUMBER_ZERO;
  }
 
  if (target_unit) {
    diplomat_dlg->target_ids[ATK_UNIT] = target_unit->id;
  } else {
    diplomat_dlg->target_ids[ATK_UNIT] = IDENTITY_NUMBER_ZERO;
  }
 
  diplomat_dlg->target_ids[ATK_STACK] = tile_index(target_tile);
  diplomat_dlg->target_ids[ATK_TILE] = tile_index(target_tile);
  diplomat_dlg->target_ids[ATK_EXTRAS] = tile_index(target_tile);
 
  /* No target building or target tech supplied. (Feb 2020) */
  diplomat_dlg->sub_target_id[ASTK_BUILDING] = B_LAST;
  diplomat_dlg->sub_target_id[ASTK_TECH] = A_UNSET;
 
  if (target_extra) {
    diplomat_dlg->sub_target_id[ASTK_EXTRA] = extra_number(target_extra);
    diplomat_dlg->sub_target_id[ASTK_EXTRA_NOT_THERE]
        = extra_number(target_extra);
  } else {
    diplomat_dlg->sub_target_id[ASTK_EXTRA] = EXTRA_NONE;
    diplomat_dlg->sub_target_id[ASTK_EXTRA_NOT_THERE] = EXTRA_NONE;
  }
 
  diplomat_dlg->target_ids[ATK_SELF] = actor_unit->id;
 
  /* ---------- */
  /* Unit acting against a city */
 
  action_iterate(act) {
    if (action_id_get_actor_kind(act) == AAK_UNIT
        && action_id_get_target_kind(act) == ATK_CITY) {
      action_entry(act, act_probs,
                   actor_unit, NULL, target_city, NULL,
                   pwindow, &area);
    }
  } action_iterate_end;
 
  /* Unit acting against another unit */
 
  action_iterate(act) {
    if (action_id_get_actor_kind(act) == AAK_UNIT
        && action_id_get_target_kind(act) == ATK_UNIT) {
      action_entry(act, act_probs,
                   actor_unit, NULL, NULL, target_unit,
                   pwindow, &area);
    }
  } action_iterate_end;
 
  /* Unit acting against all units at a tile */
 
  action_iterate(act) {
    if (action_id_get_actor_kind(act) == AAK_UNIT
        && action_id_get_target_kind(act) == ATK_STACK) {
      action_entry(act, act_probs,
                   actor_unit, target_tile, NULL, NULL,
                   pwindow, &area);
    }
  } action_iterate_end;
 
  /* Unit acting against a tile. */
 
  action_iterate(act) {
    if (action_id_get_actor_kind(act) == AAK_UNIT
        && action_id_get_target_kind(act) == ATK_TILE) {
      action_entry(act, act_probs,
                   actor_unit, target_tile, NULL, NULL,
                   pwindow, &area);
    }
  } action_iterate_end;
 
  /* Unit acting against a tile's extras. */
 
  action_iterate(act) {
    if (action_id_get_actor_kind(act) == AAK_UNIT
        && action_id_get_target_kind(act) == ATK_EXTRAS) {
      action_entry(act, act_probs,
                   actor_unit, target_tile, NULL, NULL,
                   pwindow, &area);
    }
  } action_iterate_end;
 
  /* Unit acting against itself. */
 
  action_iterate(act) {
    if (action_id_get_actor_kind(act) == AAK_UNIT
        && action_id_get_target_kind(act) == ATK_SELF) {
      action_entry(act, act_probs,
                   actor_unit, NULL, NULL, target_unit,
                   pwindow, &area);
    }
  } action_iterate_end;
 
  /* ---------- */
  create_active_iconlabel(buf, pwindow->dst, pstr,
                          _("Wait"), act_sel_wait_callback);
 
  buf->data.tile = target_tile;
 
  set_wstate(buf, FC_WS_NORMAL);
 
  add_to_gui_list(MAX_ID - actor_unit->id, buf);
 
  area.w = MAX(area.w, buf->size.w);
  area.h += buf->size.h;
 
  /* ---------- */
  create_active_iconlabel(buf, pwindow->dst, pstr,
                          _("Cancel"), diplomat_close_callback);
 
  set_wstate(buf , FC_WS_NORMAL);
  buf->key = SDLK_ESCAPE;
 
  add_to_gui_list(ID_LABEL , buf);
 
  area.w = MAX(area.w, buf->size.w);
  area.h += buf->size.h;
  /* ---------- */
  diplomat_dlg->pdialog->begin_widget_list = buf;
 
  /* setup window size and start position */
 
  resize_window(pwindow, NULL, NULL,
                (pwindow->size.w - pwindow->area.w) + area.w,
                (pwindow->size.h - pwindow->area.h) + area.h);
 
  area = pwindow->area;
 
  auto_center_on_focus_unit();
  put_window_near_map_tile(pwindow, pwindow->size.w, pwindow->size.h,
                           unit_tile(actor_unit));
 
  /* setup widget size and start position */
 
  buf = pwindow->prev;
  setup_vertical_widgets_position(1,
        area.x,
        area.y + 1, area.w, 0,
        diplomat_dlg->pdialog->begin_widget_list, buf);
 
  /* --------------------- */
  /* redraw */
  redraw_group(diplomat_dlg->pdialog->begin_widget_list, pwindow, 0);
 
  widget_flush(pwindow);
 
  /* Give follow up questions access to action probabilities. */
  client_unit_init_act_prob_cache(actor_unit);
  action_iterate(act) {
    actor_unit->client.act_prob_cache[act] = act_probs[act];
  } action_iterate_end;
}
 
/**********************************************************************/
int action_selection_actor_unit(void)
{
  if (!diplomat_dlg) {
    return IDENTITY_NUMBER_ZERO;
  }
 
  return diplomat_dlg->actor_unit_id;
}
 
/**********************************************************************/
int action_selection_target_city(void)
{
  if (!diplomat_dlg) {
    return IDENTITY_NUMBER_ZERO;
  }
 
  return diplomat_dlg->target_ids[ATK_CITY];
}
 
/**********************************************************************/
int action_selection_target_unit(void)
{
  if (!diplomat_dlg) {
    return IDENTITY_NUMBER_ZERO;
  }
 
  return diplomat_dlg->target_ids[ATK_UNIT];
}
 
/**********************************************************************/
int action_selection_target_tile(void)
{
  if (!diplomat_dlg) {
    return TILE_INDEX_NONE;
  }
 
  return diplomat_dlg->target_ids[ATK_TILE];
}
 
/**********************************************************************/
int action_selection_target_extra(void)
{
  if (!diplomat_dlg) {
    return EXTRA_NONE;
  }
 
  return diplomat_dlg->sub_target_id[ASTK_EXTRA];
}
 
/**********************************************************************/
void action_selection_refresh(struct unit *actor_unit,
                              struct city *target_city,
                              struct unit *target_unit,
                              struct tile *target_tile,
                              struct extra_type *target_extra,
                              const struct act_prob *act_probs)
{
  action_selection_close();
  popup_action_selection(actor_unit,
                         target_city, target_unit,
                         target_tile, target_extra,
                         act_probs);
}
 
/**********************************************************************/
void action_selection_close(void)
{
  did_not_decide = TRUE;
  popdown_diplomat_dialog();
}
 
/* ====================================================================== */
/* ============================ SABOTAGE DIALOG ========================= */
/* ====================================================================== */
 
/**********************************************************************/
static int sabotage_impr_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    int sabotage_improvement = MAX_ID - pwidget->id;
    int diplomat_target_id = pwidget->data.cont->id0;
    int diplomat_id = pwidget->data.cont->id1;
    action_id act_id = pwidget->data.cont->value;
 
    fc_assert(is_more_user_input_needed);
    popdown_diplomat_dialog();
 
    if (sabotage_improvement == 1000) {
      sabotage_improvement = -1;
    }
 
    if (NULL != game_unit_by_number(diplomat_id)
        && NULL != game_city_by_number(diplomat_target_id)) {
      if (sabotage_improvement == B_LAST) {
        /* This is the untargeted version. */
        request_do_action(get_non_targeted_action_id(act_id),
                          diplomat_id, diplomat_target_id,
                          sabotage_improvement, "");
      } else if (sabotage_improvement == -1) {
        /* This is the city production version. */
        request_do_action(get_production_targeted_action_id(act_id),
                          diplomat_id, diplomat_target_id,
                          sabotage_improvement, "");
      } else {
        /* This is the targeted version. */
        request_do_action(act_id,
                          diplomat_id, diplomat_target_id,
                          sabotage_improvement, "");
      }
    }
 
    act_sel_done_secondary(diplomat_id);
  }
 
  return -1;
}
 
/**********************************************************************/
void popup_sabotage_dialog(struct unit *actor, struct city *pcity,
                           const struct action *paction)
{
  struct widget *pwindow = NULL, *buf = NULL , *last = NULL;
  struct container *cont;
  utf8_str *pstr;
  SDL_Rect area, area2;
  int n, w = 0, h, imp_h = 0, y;
 
  fc_assert_ret_msg(!diplomat_dlg, "Diplomat dialog already open");
 
  /* Should be set before sending request to the server. */
  fc_assert(is_more_user_input_needed);
 
  if (!actor) {
    act_sel_done_secondary(IDENTITY_NUMBER_ZERO);
    return;
  }
 
  is_unit_move_blocked = TRUE;
 
  diplomat_dlg = fc_calloc(1, sizeof(struct diplomat_dialog));
  diplomat_dlg->actor_unit_id = actor->id;
  diplomat_dlg->target_ids[ATK_CITY] = pcity->id;
  diplomat_dlg->pdialog = fc_calloc(1, sizeof(struct advanced_dialog));
 
  cont = fc_calloc(1, sizeof(struct container));
  cont->id0 = pcity->id;
  cont->id1 = actor->id; /* Spy id */
  cont->value = paction->id;
 
  if (paction->result == ACTRES_STRIKE_BUILDING) {
    pstr = create_utf8_from_char_fonto(_("Select Improvement to Strike"),
                                       FONTO_ATTENTION);
  } else {
    pstr = create_utf8_from_char_fonto(_("Select Improvement to Sabotage"),
                                       FONTO_ATTENTION);
  }
  pstr->style |= TTF_STYLE_BOLD;
 
  pwindow = create_window_skeleton(NULL, pstr, 0);
 
  pwindow->action = diplomat_dlg_window_callback;
  set_wstate(pwindow, FC_WS_NORMAL);
 
  add_to_gui_list(ID_TERRAIN_ADV_DLG_WINDOW, pwindow);
  diplomat_dlg->pdialog->end_widget_list = pwindow;
 
  area = pwindow->area;
  area.h = MAX(area.h, adj_size(2));
 
  /* ---------- */
  /* Exit button */
  buf = create_themeicon(current_theme->small_cancel_icon, pwindow->dst,
                         WF_WIDGET_HAS_INFO_LABEL | WF_RESTORE_BACKGROUND);
  buf->info_label = create_utf8_from_char_fonto(_("Close Dialog (Esc)"),
                                                FONTO_ATTENTION);
  area.w += buf->size.w + adj_size(10);
  buf->action = exit_spy_tgt_dlg_callback;
  set_wstate(buf, FC_WS_NORMAL);
  buf->key = SDLK_ESCAPE;
 
  add_to_gui_list(ID_TERRAIN_ADV_DLG_EXIT_BUTTON, buf);
  /* ---------- */
 
  if (action_prob_possible(actor->client.act_prob_cache[
                           get_production_targeted_action_id(
                               paction->id)])) {
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("City Production"), sabotage_impr_callback);
    buf->data.cont = cont;
    set_wstate(buf, FC_WS_NORMAL);
    set_wflag(buf, WF_FREE_DATA);
    add_to_gui_list(MAX_ID - 1000, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
    /* separator */
    buf = create_iconlabel(NULL, pwindow->dst, NULL, WF_FREE_THEME);
 
    add_to_gui_list(ID_SEPARATOR, buf);
    area.h += buf->next->size.h;
 
    diplomat_dlg->pdialog->end_active_widget_list = buf;
  }
 
  /* ------------------ */
  n = 0;
  city_built_iterate(pcity, pimprove) {
    if (pimprove->sabotage > 0) {
      create_active_iconlabel(buf, pwindow->dst, pstr,
             (char *) city_improvement_name_translation(pcity, pimprove),
                                      sabotage_impr_callback);
      buf->data.cont = cont;
      set_wstate(buf, FC_WS_NORMAL);
 
      add_to_gui_list(MAX_ID - improvement_number(pimprove), buf);
 
      area.w = MAX(area.w , buf->size.w);
      imp_h += buf->size.h;
 
      if (n > 9) {
        set_wflag(buf, WF_HIDDEN);
      }
 
      n++;
      /* ----------- */
    }
  } city_built_iterate_end;
 
  diplomat_dlg->pdialog->begin_active_widget_list = buf;
 
  if (n > 0
      && action_prob_possible(actor->client.act_prob_cache[
                              get_non_targeted_action_id(paction->id)])) {
    /* separator */
    buf = create_iconlabel(NULL, pwindow->dst, NULL, WF_FREE_THEME);
 
    add_to_gui_list(ID_SEPARATOR, buf);
    area.h += buf->next->size.h;
  /* ------------------ */
  }
 
  if (action_prob_possible(actor->client.act_prob_cache[
                           get_non_targeted_action_id(paction->id)])) {
    struct astring str = ASTRING_INIT;
 
    /* TRANS: %s is a unit name, e.g., Spy */
    astr_set(&str, _("At %s's Discretion"), unit_name_translation(actor));
    create_active_iconlabel(buf, pwindow->dst, pstr, astr_str(&str),
                            sabotage_impr_callback);
    astr_free(&str);
 
    buf->data.cont = cont;
    set_wstate(buf, FC_WS_NORMAL);
 
    add_to_gui_list(MAX_ID - B_LAST, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
  }
 
  /* ----------- */
 
  last = buf;
  diplomat_dlg->pdialog->begin_widget_list = last;
  diplomat_dlg->pdialog->active_widget_list = diplomat_dlg->pdialog->end_active_widget_list;
 
  /* ---------- */
  if (n > 10) {
    imp_h = 10 * buf->size.h;
 
    n = create_vertical_scrollbar(diplomat_dlg->pdialog,
                                  1, 10, TRUE, TRUE);
    area.w += n;
  } else {
    n = 0;
  }
  /* ---------- */
 
  area.h += imp_h;
 
  resize_window(pwindow, NULL, NULL,
                (pwindow->size.w - pwindow->area.w) + area.w,
                (pwindow->size.h - pwindow->area.h) + area.h);
 
  area = pwindow->area;
 
  auto_center_on_focus_unit();
  put_window_near_map_tile(pwindow, pwindow->size.w, pwindow->size.h,
                           unit_tile(actor));
 
  w = area.w;
 
  /* exit button */
  buf = pwindow->prev;
  buf->size.x = area.x + area.w - buf->size.w - 1;
  buf->size.y = pwindow->size.y + adj_size(2);
 
  /* Production sabotage */
  buf = buf->prev;
 
  buf->size.x = area.x;
  buf->size.y = y = area.y + 1;
  buf->size.w = w;
  h = buf->size.h;
 
  area2.x = adj_size(10);
  area2.h = adj_size(2);
 
  buf = buf->prev;
  while (buf) {
    if (buf == diplomat_dlg->pdialog->end_active_widget_list) {
      w -= n;
    }
 
    buf->size.w = w;
    buf->size.x = buf->next->size.x;
    buf->size.y = y = y + buf->next->size.h;
 
    if (buf->id == ID_SEPARATOR) {
      FREESURFACE(buf->theme);
      buf->size.h = h;
      buf->theme = create_surf(w, h, SDL_SWSURFACE);
 
      area2.y = buf->size.h / 2 - 1;
      area2.w = buf->size.w - adj_size(20);
 
      SDL_FillRect(buf->theme , &area2, map_rgba(buf->theme->format,
                                                 *get_theme_color(COLOR_THEME_SABOTAGEDLG_SEPARATOR)));
    }
 
    if (buf == last) {
      break;
    }
 
    if (buf == diplomat_dlg->pdialog->begin_active_widget_list) {
      /* Reset to end of scrolling area */
      y = MIN(y, diplomat_dlg->pdialog->end_active_widget_list->size.y
              + 9 * buf->size.h);
      w += n;
    }
    buf = buf->prev;
  }
 
  if (diplomat_dlg->pdialog->scroll) {
    setup_vertical_scrollbar_area(diplomat_dlg->pdialog->scroll,
        area.x + area.w,
        diplomat_dlg->pdialog->end_active_widget_list->size.y,
        diplomat_dlg->pdialog->begin_active_widget_list->prev->size.y
          - diplomat_dlg->pdialog->end_active_widget_list->size.y,
        TRUE);
  }
 
  /* -------------------- */
  /* redraw */
  redraw_group(diplomat_dlg->pdialog->begin_widget_list, pwindow, 0);
 
  widget_flush(pwindow);
}
 
/* ====================================================================== */
/* ============================== INCITE DIALOG ========================= */
/* ====================================================================== */
static struct small_diplomat_dialog *incite_dlg = NULL;
 
/**********************************************************************/
static int incite_dlg_window_callback(struct widget *pwindow)
{
  if (PRESSED_EVENT(main_data.event)) {
    move_window_group(incite_dlg->pdialog->begin_widget_list, pwindow);
  }
 
  return -1;
}
 
/**********************************************************************/
static int diplomat_incite_yes_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    if (NULL != game_unit_by_number(incite_dlg->actor_unit_id)
        && NULL != game_city_by_number(incite_dlg->target_id)) {
      request_do_action(incite_dlg->act_id, incite_dlg->actor_unit_id,
                        incite_dlg->target_id, 0, "");
    }
 
    popdown_incite_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
static int exit_incite_dlg_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    popdown_incite_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
void popdown_incite_dialog(void)
{
  if (incite_dlg) {
    act_sel_done_secondary(incite_dlg->actor_unit_id);
 
    is_unit_move_blocked = FALSE;
    popdown_window_group_dialog(incite_dlg->pdialog->begin_widget_list,
                                incite_dlg->pdialog->end_widget_list);
    FC_FREE(incite_dlg->pdialog);
    FC_FREE(incite_dlg);
    flush_dirty();
  }
}
 
/**********************************************************************/
void popup_incite_dialog(struct unit *actor, struct city *pcity, int cost,
                         const struct action *paction)
{
  struct widget *pwindow = NULL, *buf = NULL;
  utf8_str *pstr;
  char tBuf[255], cbuf[255];
  bool exit = FALSE;
  SDL_Rect area;
 
  if (incite_dlg) {
    return;
  }
 
  /* Should be set before sending request to the server. */
  fc_assert(is_more_user_input_needed);
 
  if (!actor || !unit_can_do_action(actor, paction->id)) {
    act_sel_done_secondary(actor ? actor->id : IDENTITY_NUMBER_ZERO);
    return;
  }
 
  is_unit_move_blocked = TRUE;
 
  incite_dlg = fc_calloc(1, sizeof(struct small_diplomat_dialog));
  incite_dlg->actor_unit_id = actor->id;
  incite_dlg->target_id = pcity->id;
  incite_dlg->act_id = paction->id;
  incite_dlg->pdialog = fc_calloc(1, sizeof(struct small_dialog));
 
  fc_snprintf(tBuf, ARRAY_SIZE(tBuf), PL_("Treasury contains %d gold.",
                                          "Treasury contains %d gold.",
                                          client_player()->economic.gold),
              client_player()->economic.gold);
 
  /* Window */
  pstr = create_utf8_from_char_fonto(_("Incite a Revolt!"), FONTO_ATTENTION);
 
  pstr->style |= TTF_STYLE_BOLD;
 
  pwindow = create_window_skeleton(NULL, pstr, 0);
 
  pwindow->action = incite_dlg_window_callback;
  set_wstate(pwindow, FC_WS_NORMAL);
 
  add_to_gui_list(ID_INCITE_DLG_WINDOW, pwindow);
  incite_dlg->pdialog->end_widget_list = pwindow;
 
  area = pwindow->area;
  area.w = MAX(area.w, adj_size(8));
  area.h = MAX(area.h, adj_size(2));
 
  if (INCITE_IMPOSSIBLE_COST == cost) {
    /* Exit button */
    buf = create_themeicon(current_theme->small_cancel_icon, pwindow->dst,
                           WF_WIDGET_HAS_INFO_LABEL
                           | WF_RESTORE_BACKGROUND);
    buf->info_label = create_utf8_from_char_fonto(_("Close Dialog (Esc)"),
                                                  FONTO_ATTENTION);
    area.w += buf->size.w + adj_size(10);
    buf->action = exit_incite_dlg_callback;
    set_wstate(buf, FC_WS_NORMAL);
    buf->key = SDLK_ESCAPE;
 
    add_to_gui_list(ID_INCITE_DLG_EXIT_BUTTON, buf);
    exit = TRUE;
    /* --------------- */
 
    fc_snprintf(cbuf, sizeof(cbuf), _("You can't incite a revolt in %s."),
                city_name_get(pcity));
 
    create_active_iconlabel(buf, pwindow->dst, pstr, cbuf, NULL);
 
    add_to_gui_list(ID_LABEL , buf);
 
    area.w = MAX(area.w , buf->size.w);
    area.h += buf->size.h;
    /*------------*/
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("City can't be incited!"), NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
  } else if (cost <= client_player()->economic.gold) {
    fc_snprintf(cbuf, sizeof(cbuf),
                /* TRANS: %s is pre-pluralised "Treasury contains %d gold." */
                PL_("Incite a revolt for %d gold?\n%s",
                    "Incite a revolt for %d gold?\n%s", cost), cost, tBuf);
 
    create_active_iconlabel(buf, pwindow->dst, pstr, cbuf, NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
    /*------------*/
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("Yes") , diplomat_incite_yes_callback);
 
    buf->data.city = pcity;
    set_wstate(buf, FC_WS_NORMAL);
 
    add_to_gui_list(MAX_ID - actor->id, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
    /* ------- */
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("No"), exit_incite_dlg_callback);
 
    set_wstate(buf, FC_WS_NORMAL);
    buf->key = SDLK_ESCAPE;
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
  } else {
    /* Exit button */
    buf = create_themeicon(current_theme->small_cancel_icon, pwindow->dst,
                           WF_WIDGET_HAS_INFO_LABEL
                           | WF_RESTORE_BACKGROUND);
    buf->info_label = create_utf8_from_char_fonto(_("Close Dialog (Esc)"),
                                                  FONTO_ATTENTION);
    area.w += buf->size.w + adj_size(10);
    buf->action = exit_incite_dlg_callback;
    set_wstate(buf, FC_WS_NORMAL);
    buf->key = SDLK_ESCAPE;
 
    add_to_gui_list(ID_INCITE_DLG_EXIT_BUTTON, buf);
    exit = TRUE;
    /* --------------- */
 
    fc_snprintf(cbuf, sizeof(cbuf),
                /* TRANS: %s is pre-pluralised "Treasury contains %d gold." */
                PL_("Inciting a revolt costs %d gold.\n%s",
                    "Inciting a revolt costs %d gold.\n%s", cost), cost, tBuf);
 
    create_active_iconlabel(buf, pwindow->dst, pstr, cbuf, NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
    /*------------*/
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("Traitors Demand Too Much!"), NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
  }
  incite_dlg->pdialog->begin_widget_list = buf;
 
  /* setup window size and start position */
 
  resize_window(pwindow, NULL, NULL,
                (pwindow->size.w - pwindow->area.w) + area.w,
                (pwindow->size.h - pwindow->area.h) + area.h);
 
  area = pwindow->area;
 
  auto_center_on_focus_unit();
  put_window_near_map_tile(pwindow, pwindow->size.w, pwindow->size.h,
                           pcity->tile);
 
  /* setup widget size and start position */
  buf = pwindow;
 
  if (exit) {
    /* exit button */
    buf = buf->prev;
    buf->size.x = area.x + area.w - buf->size.w - 1;
    buf->size.y = pwindow->size.y + adj_size(2);
  }
 
  buf = buf->prev;
  setup_vertical_widgets_position(1,
        area.x,
        area.y + 1, area.w, 0,
        incite_dlg->pdialog->begin_widget_list, buf);
 
  /* --------------------- */
  /* redraw */
  redraw_group(incite_dlg->pdialog->begin_widget_list, pwindow, 0);
 
  widget_flush(pwindow);
}
 
/* ====================================================================== */
/* ============================ BRIBE DIALOG ========================== */
/* ====================================================================== */
static struct small_diplomat_dialog *bribe_dlg = NULL;
 
/**********************************************************************/
static int bribe_dlg_window_callback(struct widget *pwindow)
{
  if (PRESSED_EVENT(main_data.event)) {
    move_window_group(bribe_dlg->pdialog->begin_widget_list, pwindow);
  }
 
  return -1;
}
 
/**********************************************************************/
static int diplomat_bribe_unit_yes_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    if (NULL != game_unit_by_number(bribe_dlg->actor_unit_id)
        && NULL != game_unit_by_number(bribe_dlg->target_id)) {
      request_do_action(bribe_dlg->act_id, bribe_dlg->actor_unit_id,
                        bribe_dlg->target_id, 0, "");
    }
    popdown_bribe_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
static int diplomat_bribe_stack_yes_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    if (NULL != game_unit_by_number(bribe_dlg->actor_unit_id)) {
      request_do_action(bribe_dlg->act_id, bribe_dlg->actor_unit_id,
                        bribe_dlg->target_id, 0, "");
    }
    popdown_bribe_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
static int exit_bribe_dlg_callback(struct widget *pwidget)
{
  if (PRESSED_EVENT(main_data.event)) {
    popdown_bribe_dialog();
  }
 
  return -1;
}
 
/**********************************************************************/
void popdown_bribe_dialog(void)
{
  if (bribe_dlg) {
    act_sel_done_secondary(bribe_dlg->actor_unit_id);
 
    is_unit_move_blocked = FALSE;
    popdown_window_group_dialog(bribe_dlg->pdialog->begin_widget_list,
                                bribe_dlg->pdialog->end_widget_list);
    FC_FREE(bribe_dlg->pdialog);
    FC_FREE(bribe_dlg);
    flush_dirty();
  }
}
 
/**********************************************************************/
void popup_bribe_unit_dialog(struct unit *actor, struct unit *punit, int cost,
                             const struct action *paction)
{
  struct widget *pwindow = NULL, *buf = NULL;
  utf8_str *pstr;
  char tBuf[255], cbuf[255];
  bool exit = FALSE;
  SDL_Rect area;
 
  if (bribe_dlg) {
    return;
  }
 
  /* Should be set before sending request to the server. */
  fc_assert(is_more_user_input_needed);
 
  if (!actor || !unit_can_do_action(actor, paction->id)) {
    act_sel_done_secondary(actor ? actor->id : IDENTITY_NUMBER_ZERO);
    return;
  }
 
  is_unit_move_blocked = TRUE;
 
  bribe_dlg = fc_calloc(1, sizeof(struct small_diplomat_dialog));
  bribe_dlg->act_id = paction->id;
  bribe_dlg->actor_unit_id = actor->id;
  bribe_dlg->target_id = punit->id;
  bribe_dlg->pdialog = fc_calloc(1, sizeof(struct small_dialog));
 
  fc_snprintf(tBuf, ARRAY_SIZE(tBuf), PL_("Treasury contains %d gold.",
                                          "Treasury contains %d gold.",
                                          client_player()->economic.gold),
              client_player()->economic.gold);
 
  /* Window */
  pstr = create_utf8_from_char_fonto(_("Bribe Enemy Unit"), FONTO_ATTENTION);
 
  pstr->style |= TTF_STYLE_BOLD;
 
  pwindow = create_window_skeleton(NULL, pstr, 0);
 
  pwindow->action = bribe_dlg_window_callback;
  set_wstate(pwindow, FC_WS_NORMAL);
 
  add_to_gui_list(ID_BRIBE_DLG_WINDOW, pwindow);
  bribe_dlg->pdialog->end_widget_list = pwindow;
 
  area = pwindow->area;
  area.w = MAX(area.w, adj_size(8));
  area.h = MAX(area.h, adj_size(2));
 
  if (cost <= client_player()->economic.gold) {
    fc_snprintf(cbuf, sizeof(cbuf),
                /* TRANS: %s is pre-pluralised "Treasury contains %d gold." */
                PL_("Bribe unit for %d gold?\n%s",
                    "Bribe unit for %d gold?\n%s", cost), cost, tBuf);
 
    create_active_iconlabel(buf, pwindow->dst, pstr, cbuf, NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
    /*------------*/
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("Yes"), diplomat_bribe_unit_yes_callback);
    buf->data.unit = punit;
    set_wstate(buf, FC_WS_NORMAL);
 
    add_to_gui_list(MAX_ID - actor->id, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
    /* ------- */
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("No"), exit_bribe_dlg_callback);
 
    set_wstate(buf, FC_WS_NORMAL);
    buf->key = SDLK_ESCAPE;
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
  } else {
    /* Exit button */
    buf = create_themeicon(current_theme->small_cancel_icon, pwindow->dst,
                           WF_WIDGET_HAS_INFO_LABEL
                           | WF_RESTORE_BACKGROUND);
    buf->info_label = create_utf8_from_char_fonto(_("Close Dialog (Esc)"),
                                                  FONTO_ATTENTION);
    area.w += buf->size.w + adj_size(10);
    buf->action = exit_bribe_dlg_callback;
    set_wstate(buf, FC_WS_NORMAL);
    buf->key = SDLK_ESCAPE;
 
    add_to_gui_list(ID_BRIBE_DLG_EXIT_BUTTON, buf);
    exit = TRUE;
    /* --------------- */
 
    fc_snprintf(cbuf, sizeof(cbuf),
                /* TRANS: %s is pre-pluralised "Treasury contains %d gold." */
                PL_("Bribing the unit costs %d gold.\n%s",
                    "Bribing the unit costs %d gold.\n%s", cost), cost, tBuf);
 
    create_active_iconlabel(buf, pwindow->dst, pstr, cbuf, NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
    /*------------*/
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("Traitors Demand Too Much!"), NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
  }
  bribe_dlg->pdialog->begin_widget_list = buf;
 
  /* Setup window size and start position */
 
  resize_window(pwindow, NULL, NULL,
                (pwindow->size.w - pwindow->area.w) + area.w,
                (pwindow->size.h - pwindow->area.h) + area.h);
 
  area = pwindow->area;
 
  auto_center_on_focus_unit();
  put_window_near_map_tile(pwindow, pwindow->size.w, pwindow->size.h,
                           unit_tile(actor));
 
  /* Setup widget size and start position */
  buf = pwindow;
 
  if (exit) {
    /* Exit button */
    buf = buf->prev;
    buf->size.x = area.x + area.w - buf->size.w - 1;
    buf->size.y = pwindow->size.y + adj_size(2);
  }
 
  buf = buf->prev;
  setup_vertical_widgets_position(1,
        area.x,
        area.y + 1, area.w, 0,
        bribe_dlg->pdialog->begin_widget_list, buf);
 
  /* --------------------- */
  /* Redraw */
  redraw_group(bribe_dlg->pdialog->begin_widget_list, pwindow, 0);
 
  widget_flush(pwindow);
}
 
 
/**********************************************************************/
void popup_bribe_stack_dialog(struct unit *actor, struct tile *ptile, int cost,
                             const struct action *paction)
{
  struct widget *pwindow = NULL, *buf = NULL;
  utf8_str *pstr;
  char tBuf[255], cbuf[255];
  bool exit = FALSE;
  SDL_Rect area;
 
  if (bribe_dlg) {
    return;
  }
 
  /* Should be set before sending request to the server. */
  fc_assert(is_more_user_input_needed);
 
  if (!actor || !unit_can_do_action(actor, paction->id)) {
    act_sel_done_secondary(actor ? actor->id : IDENTITY_NUMBER_ZERO);
    return;
  }
 
  is_unit_move_blocked = TRUE;
 
  bribe_dlg = fc_calloc(1, sizeof(struct small_diplomat_dialog));
  bribe_dlg->act_id = paction->id;
  bribe_dlg->actor_unit_id = actor->id;
  bribe_dlg->target_id = ptile->index;
  bribe_dlg->pdialog = fc_calloc(1, sizeof(struct small_dialog));
 
  fc_snprintf(tBuf, ARRAY_SIZE(tBuf), PL_("Treasury contains %d gold.",
                                          "Treasury contains %d gold.",
                                          client_player()->economic.gold),
              client_player()->economic.gold);
 
  /* Window */
  pstr = create_utf8_from_char_fonto(_("Bribe Enemy Stack"), FONTO_ATTENTION);
 
  pstr->style |= TTF_STYLE_BOLD;
 
  pwindow = create_window_skeleton(NULL, pstr, 0);
 
  pwindow->action = bribe_dlg_window_callback;
  set_wstate(pwindow, FC_WS_NORMAL);
 
  add_to_gui_list(ID_BRIBE_DLG_WINDOW, pwindow);
  bribe_dlg->pdialog->end_widget_list = pwindow;
 
  area = pwindow->area;
  area.w = MAX(area.w, adj_size(8));
  area.h = MAX(area.h, adj_size(2));
 
  if (cost <= client_player()->economic.gold) {
    fc_snprintf(cbuf, sizeof(cbuf),
                /* TRANS: %s is pre-pluralised "Treasury contains %d gold." */
                PL_("Bribe unit stack for %d gold?\n%s",
                    "Bribe unit stack for %d gold?\n%s", cost), cost, tBuf);
 
    create_active_iconlabel(buf, pwindow->dst, pstr, cbuf, NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
    /*------------*/
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("Yes"), diplomat_bribe_stack_yes_callback);
    buf->data.tile = ptile;
    set_wstate(buf, FC_WS_NORMAL);
 
    add_to_gui_list(MAX_ID - actor->id, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
    /* ------- */
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("No"), exit_bribe_dlg_callback);
 
    set_wstate(buf, FC_WS_NORMAL);
    buf->key = SDLK_ESCAPE;
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
  } else {
    /* Exit button */
    buf = create_themeicon(current_theme->small_cancel_icon, pwindow->dst,
                           WF_WIDGET_HAS_INFO_LABEL
                           | WF_RESTORE_BACKGROUND);
    buf->info_label = create_utf8_from_char_fonto(_("Close Dialog (Esc)"),
                                                  FONTO_ATTENTION);
    area.w += buf->size.w + adj_size(10);
    buf->action = exit_bribe_dlg_callback;
    set_wstate(buf, FC_WS_NORMAL);
    buf->key = SDLK_ESCAPE;
 
    add_to_gui_list(ID_BRIBE_DLG_EXIT_BUTTON, buf);
    exit = TRUE;
    /* --------------- */
 
    fc_snprintf(cbuf, sizeof(cbuf),
                /* TRANS: %s is pre-pluralised "Treasury contains %d gold." */
                PL_("Bribing the unit stack costs %d gold.\n%s",
                    "Bribing the unit stack costs %d gold.\n%s", cost), cost, tBuf);
 
    create_active_iconlabel(buf, pwindow->dst, pstr, cbuf, NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
 
    /*------------*/
    create_active_iconlabel(buf, pwindow->dst, pstr,
                            _("Traitors Demand Too Much!"), NULL);
 
    add_to_gui_list(ID_LABEL, buf);
 
    area.w = MAX(area.w, buf->size.w);
    area.h += buf->size.h;
  }
  bribe_dlg->pdialog->begin_widget_list = buf;
 
  /* Setup window size and start position */
 
  resize_window(pwindow, NULL, NULL,
                (pwindow->size.w - pwindow->area.w) + area.w,
                (pwindow->size.h - pwindow->area.h) + area.h);
 
  area = pwindow->area;
 
  auto_center_on_focus_unit();
  put_window_near_map_tile(pwindow, pwindow->size.w, pwindow->size.h,
                           unit_tile(actor));
 
  /* Setup widget size and start position */
  buf = pwindow;
 
  if (exit) {
    /* Exit button */
    buf = buf->prev;
    buf->size.x = area.x + area.w - buf->size.w - 1;
    buf->size.y = pwindow->size.y + adj_size(2);
  }
 
  buf = buf->prev;
  setup_vertical_widgets_position(1,
        area.x,
        area.y + 1, area.w, 0,
        bribe_dlg->pdialog->begin_widget_list, buf);
 
  /* --------------------- */
  /* Redraw */
  redraw_group(bribe_dlg->pdialog->begin_widget_list, pwindow, 0);
 
  widget_flush(pwindow);
}