enlightenment/src/modules/conf_bindings/e_int_config_edgebindings.c

#include "e.h"

#define TEXT_NONE_ACTION_EDGE    _("<None>")
#define TEXT_PRESS_EDGE_SEQUENCE _("Please select an edge,<br>"                               \
                                   "or click <hilight>Close</hilight> to abort.<br><br>"      \
                                   "You can either specify a delay of this<br> action using " \
                                   "the slider, or make it<br>respond to edge clicks:"        \
                                   )

#define TEXT_NO_PARAMS           _("<None>")

static void        *_create_data(E_Config_Dialog *cfd);
static void         _free_data(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata);
static int          _basic_apply_data(E_Config_Dialog *cfd, E_Config_Dialog_Data *cfdata);
static Evas_Object *_basic_create_widgets(E_Config_Dialog *cfd, Evas *evas,
                                          E_Config_Dialog_Data *cfdata);

/********* private functions ***************/
static void         _fill_actions_list(E_Config_Dialog_Data *cfdata);

/**************** Updates ***********/
static void         _update_edge_binding_list(E_Config_Dialog_Data *cfdata);
static void         _update_action_list(E_Config_Dialog_Data *cfdata);
static void         _update_action_params(E_Config_Dialog_Data *cfdata);
static void         _update_buttons(E_Config_Dialog_Data *cfdata);

/**************** Callbacks *********/
static void         _binding_change_cb(void *data);
static void         _action_change_cb(void *data);
static void         _delete_all_edge_binding_cb(void *data, void *data2);
static void         _delete_edge_binding_cb(void *data, void *data2);
static void         _restore_edge_binding_defaults_cb(void *data, void *data2);
static void         _add_edge_binding_cb(void *data, void *data2);
static void         _modify_edge_binding_cb(void *data, void *data2);

/********* Helper *************************/
static char        *_edge_binding_text_get(E_Zone_Edge edge, float delay, int mod);
static void         _auto_apply_changes(E_Config_Dialog_Data *cfdata);
static void         _find_edge_binding_action(const char *action, const char *params, int *g, int *a, int *n);

/********* Sorting ************************/
static int          _edge_binding_sort_cb(const void *d1, const void *d2);

/**************** grab window *******/
static void         _edge_grab_wnd_show(E_Config_Dialog_Data *cfdata);
static void         _edge_grab_wnd_cb_apply(void *data, E_Dialog *dia);
static void         _edge_grab_wnd_cb_close(void *data, E_Dialog *dia);
static void         _edge_grab_wnd_slider_changed_cb(void *data, Evas_Object *obj);
static void         _edge_grab_wnd_check_changed_cb(void *data, Evas_Object *obj);
static void         _edge_grab_wnd_selected_edge_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void         _edge_grab_wnd_selection_apply(E_Config_Dialog_Data *cfdata);

struct _E_Config_Dialog_Data
{
   Evas *evas;
   struct
   {
      Eina_List *edge;
   } binding;
   struct
   {
      const char *binding, *action;
      char       *params;
      const char *cur;
      double      delay;
      int         click;
      int         drag_only;
      int         button;
      int         cur_act, add;
      E_Zone_Edge edge;
      int         modifiers;

      E_Dialog   *dia;
   } locals;
   struct
   {
      Evas_Object *o_add, *o_mod, *o_del, *o_del_all;
      Evas_Object *o_binding_list, *o_action_list;
      Evas_Object *o_params, *o_selector, *o_slider, *o_check, *o_check2, *o_button;
   } gui;

   const char      *params;

   int              fullscreen_flip;
   int              multiscreen_flip;

   E_Config_Dialog *cfd;
};

E_Config_Dialog *
e_int_config_edgebindings(Evas_Object *parent EINA_UNUSED, const char *params)
{
   E_Config_Dialog *cfd;
   E_Config_Dialog_View *v;

   if (e_config_dialog_find("E", "keyboard_and_mouse/edge_bindings")) return NULL;
   v = E_NEW(E_Config_Dialog_View, 1);

   v->create_cfdata = _create_data;
   v->free_cfdata = _free_data;
   v->basic.apply_cfdata = _basic_apply_data;
   v->basic.create_widgets = _basic_create_widgets;
   v->override_auto_apply = 1;

   cfd = e_config_dialog_new(NULL, _("Edge Bindings Settings"), "E",
                             "keyboard_and_mouse/edge_bindings",
                             "enlightenment/edges", 0, v, NULL);
   if ((params) && (params[0]))
     {
        cfd->cfdata->params = eina_stringshare_add(params);
        _add_edge_binding_cb(cfd->cfdata, NULL);
     }

   return cfd;
}

static void
_fill_data(E_Config_Dialog_Data *cfdata)
{
   E_Config_Binding_Edge *bi, *bi2;
   Eina_List *l;

   cfdata->locals.params = strdup("");
   cfdata->locals.action = eina_stringshare_add("");
   cfdata->locals.binding = eina_stringshare_add("");
   cfdata->locals.cur = NULL;
   cfdata->locals.dia = NULL;
   cfdata->locals.delay = 0.3;
   cfdata->locals.click = 0;
   cfdata->binding.edge = NULL;

   EINA_LIST_FOREACH(e_bindings->edge_bindings, l, bi)
     {
        if (!bi) continue;

        bi2 = E_NEW(E_Config_Binding_Edge, 1);
        bi2->context = bi->context;
        bi2->edge = bi->edge;
        bi2->modifiers = bi->modifiers;
        bi2->any_mod = bi->any_mod;
        bi2->delay = bi->delay;
        bi2->drag_only = bi->drag_only;
        bi2->action = eina_stringshare_ref(bi->action);
        bi2->params = eina_stringshare_ref(bi->params);

        cfdata->binding.edge = eina_list_append(cfdata->binding.edge, bi2);
     }

   cfdata->fullscreen_flip = e_config->fullscreen_flip;
   cfdata->multiscreen_flip = e_config->multiscreen_flip;
}

static void *
_create_data(E_Config_Dialog *cfd)
{
   E_Config_Dialog_Data *cfdata;

   cfdata = E_NEW(E_Config_Dialog_Data, 1);
   cfdata->cfd = cfd;
   _fill_data(cfdata);

   return cfdata;
}

static void
_free_data(E_Config_Dialog *cfd __UNUSED__, E_Config_Dialog_Data *cfdata)
{
   E_Config_Binding_Edge *bi;

   EINA_LIST_FREE(cfdata->binding.edge, bi)
     {
        eina_stringshare_del(bi->action);
        eina_stringshare_del(bi->params);
        E_FREE(bi);
     }

   eina_stringshare_del(cfdata->locals.cur);
   eina_stringshare_del(cfdata->params);
   eina_stringshare_del(cfdata->locals.binding);
   eina_stringshare_del(cfdata->locals.action);

   free(cfdata->locals.params);
   E_FREE(cfdata);
}

static int
_basic_apply_data(E_Config_Dialog *cfd __UNUSED__, E_Config_Dialog_Data *cfdata)
{
   const Eina_List *l;
   E_Zone *zone;
   E_Config_Binding_Edge *bi, *bi2;
   E_Layer layer;

   _auto_apply_changes(cfdata);

   EINA_LIST_FREE(e_bindings->edge_bindings, bi)
     {
        e_bindings_edge_del(bi->context, bi->edge, bi->drag_only, bi->modifiers, bi->any_mod,
                            bi->action, bi->params, bi->delay);
        eina_stringshare_del(bi->action);
        eina_stringshare_del(bi->params);
        E_FREE(bi);
     }

   e_config->multiscreen_flip = cfdata->multiscreen_flip;
   EINA_LIST_FOREACH(cfdata->binding.edge, l, bi2)
     {
        bi = E_NEW(E_Config_Binding_Edge, 1);
        bi->context = bi2->context;
        bi->edge = bi2->edge;
        bi->modifiers = bi2->modifiers;
        bi->any_mod = bi2->any_mod;
        bi->delay = bi2->delay;
        bi->drag_only = bi2->drag_only;
        bi->action =
          ((!bi2->action) || (!bi2->action[0])) ? NULL : eina_stringshare_add(bi2->action);
        bi->params =
          ((!bi2->params) || (!bi2->params[0])) ? NULL : eina_stringshare_add(bi2->params);

        e_bindings->edge_bindings = eina_list_append(e_bindings->edge_bindings, bi);
        e_bindings_edge_add(bi->context, bi->edge, bi->drag_only, bi->modifiers, bi->any_mod,
                            bi->action, bi->params, bi->delay);
     }

   if (cfdata->fullscreen_flip != e_config->fullscreen_flip)
     {
        if (cfdata->fullscreen_flip)
          layer = E_LAYER_CLIENT_EDGE_FULLSCREEN;
        else
          layer = E_LAYER_CLIENT_EDGE;

        EINA_LIST_FOREACH(e_comp->zones, l, zone)
          e_zone_edge_win_layer_set(zone, layer);
     }

   e_config->fullscreen_flip = cfdata->fullscreen_flip;

   e_config_save_queue();

   return 1;
}

static Evas_Object *
_basic_create_widgets(E_Config_Dialog *cfd EINA_UNUSED, Evas *evas, E_Config_Dialog_Data *cfdata)
{
   Evas_Object *o, *ol, *ot, *of, *ob;

   cfdata->evas = evas;
   o = e_widget_list_add(evas, 0, 0);
   ol = e_widget_list_add(evas, 0, 1);

   of = e_widget_frametable_add(evas, _("Edge Bindings"), 0);
   ob = e_widget_ilist_add(evas, 32, 32, &(cfdata->locals.binding));
   cfdata->gui.o_binding_list = ob;
   e_widget_size_min_set(ob, 200, 160);
   e_widget_frametable_object_append(of, ob, 0, 0, 2, 1, 1, 1, 1, 1);
   ob = e_widget_button_add(evas, _("Add"), "list-add", _add_edge_binding_cb, cfdata, NULL);
   cfdata->gui.o_add = ob;
   e_widget_frametable_object_append(of, ob, 0, 1, 1, 1, 1, 0, 1, 0);
   ob = e_widget_button_add(evas, _("Delete"), "list-remove", _delete_edge_binding_cb, cfdata, NULL);
   cfdata->gui.o_del = ob;
   e_widget_disabled_set(ob, 1);
   e_widget_frametable_object_append(of, ob, 1, 1, 1, 1, 1, 0, 1, 0);
   ob = e_widget_button_add(evas, _("Modify"), NULL, _modify_edge_binding_cb, cfdata, NULL);
   cfdata->gui.o_mod = ob;
   e_widget_disabled_set(ob, 1);
   e_widget_frametable_object_append(of, ob, 0, 2, 1, 1, 1, 0, 1, 0);
   ob = e_widget_button_add(evas, _("Delete All"), "edit-clear", _delete_all_edge_binding_cb, cfdata, NULL);
   cfdata->gui.o_del_all = ob;
   e_widget_disabled_set(ob, 1);
   e_widget_frametable_object_append(of, ob, 1, 2, 1, 1, 1, 0, 1, 0);
   ob = e_widget_button_add(evas, _("Restore Default Bindings"), "enlightenment", _restore_edge_binding_defaults_cb, cfdata, NULL);
   e_widget_frametable_object_append(of, ob, 0, 3, 2, 1, 1, 0, 1, 0);
   e_widget_list_object_append(ol, of, 1, 1, 0.5);

   ot = e_widget_table_add(evas, 0);
   of = e_widget_framelist_add(evas, _("Action"), 0);
   ob = e_widget_ilist_add(evas, 24, 24, &(cfdata->locals.action));
   cfdata->gui.o_action_list = ob;
   e_widget_size_min_set(ob, 200, 240);
   e_widget_framelist_object_append(of, ob);
   e_widget_table_object_append(ot, of, 0, 0, 1, 1, 1, 1, 1, 1);

   of = e_widget_framelist_add(evas, _("Mouse Button"), 0);
   ob = e_widget_label_add(evas, NULL);
   e_widget_framelist_object_append(of, ob);
   e_widget_table_object_append(ot, of, 0, 2, 1, 1, 1, 1, 1, 0);
   cfdata->gui.o_button = ob;

   of = e_widget_framelist_add(evas, _("Action Params"), 0);
   ob = e_widget_entry_add(evas, &(cfdata->locals.params), NULL, NULL, NULL);
   cfdata->gui.o_params = ob;
   e_widget_disabled_set(ob, 1);
   e_widget_framelist_object_append(of, ob);
   e_widget_table_object_append(ot, of, 0, 3, 1, 1, 1, 1, 1, 0);
   e_widget_list_object_append(ol, ot, 1, 1, 0.5);

   e_widget_list_object_append(o, ol, 1, 1, 0.5);

   of = e_widget_framelist_add(evas, _("General Options"), 0);
   ob = e_widget_check_add(evas, _("Allow binding activation with fullscreen windows"), &(cfdata->fullscreen_flip));
   e_widget_framelist_object_append(of, ob);
   ob = e_widget_check_add(evas, _("Allow binding activation with multiple screens (DANGEROUS!)"), &(cfdata->multiscreen_flip));
   e_widget_framelist_object_append(of, ob);
   e_widget_list_object_append(o, of, 1, 0, 0.5);

   _update_edge_binding_list(cfdata);
   _fill_actions_list(cfdata);

   e_dialog_resizable_set(cfd->dia, 1);
   return o;
}

static void
_fill_actions_list(E_Config_Dialog_Data *cfdata)
{
   char buf[1024];
   Eina_List *l, *l2;
   E_Action_Group *actg;
   E_Action_Description *actd;
   int g, a;

   evas_event_freeze(evas_object_evas_get(cfdata->gui.o_action_list));
   edje_freeze();
   e_widget_ilist_freeze(cfdata->gui.o_action_list);

   e_widget_ilist_clear(cfdata->gui.o_action_list);
   for (l = e_action_groups_get(), g = 0; l; l = l->next, g++)
     {
        actg = l->data;

        if (!actg->acts) continue;

        e_widget_ilist_header_append(cfdata->gui.o_action_list, NULL, _(actg->act_grp));

        for (l2 = actg->acts, a = 0; l2; l2 = l2->next, a++)
          {
             actd = l2->data;

             snprintf(buf, sizeof(buf), "%d %d", g, a);
             e_widget_ilist_append(cfdata->gui.o_action_list, NULL, _(actd->act_name),
                                   _action_change_cb, cfdata, buf);
          }
     }
   e_widget_ilist_go(cfdata->gui.o_action_list);
   e_widget_ilist_thaw(cfdata->gui.o_action_list);
   edje_thaw();
   evas_event_thaw(evas_object_evas_get(cfdata->gui.o_action_list));
}

/**************** Callbacks *********/

static void
_add_edge_binding_cb(void *data, void *data2 __UNUSED__)
{
   E_Config_Dialog_Data *cfdata;

   cfdata = data;

   _auto_apply_changes(cfdata);

   cfdata->locals.add = 1;
   _edge_grab_wnd_show(cfdata);
}

static void
_modify_edge_binding_cb(void *data, void *data2 __UNUSED__)
{
   E_Config_Dialog_Data *cfdata;

   cfdata = data;

   _auto_apply_changes(cfdata);

   cfdata->locals.add = 0;
   if (cfdata->locals.cur && cfdata->locals.cur[0])
     {
        E_Config_Binding_Edge *bi;
        int n;

        if (sscanf(cfdata->locals.cur, "e%d", &n) != 1)
          return;

        bi = eina_list_nth(cfdata->binding.edge, n);
        cfdata->locals.edge = bi->edge;
        cfdata->locals.drag_only = bi->drag_only;
        cfdata->locals.delay = ((double)bi->delay);
        if (bi->delay <= -1.0) cfdata->locals.click = 1, cfdata->locals.button = -bi->delay;
        else cfdata->locals.click = 0, cfdata->locals.button = 0;
        cfdata->locals.modifiers = bi->modifiers;
     }
   else return;
   _edge_grab_wnd_show(cfdata);
}

static void
_binding_change_cb(void *data)
{
   E_Config_Dialog_Data *cfdata;

   cfdata = data;

   _auto_apply_changes(cfdata);
   if (cfdata->locals.cur) eina_stringshare_del(cfdata->locals.cur);
   cfdata->locals.cur = NULL;

   if ((!cfdata->locals.binding) || (!cfdata->locals.binding[0])) return;

   cfdata->locals.cur = eina_stringshare_ref(cfdata->locals.binding);

   _update_buttons(cfdata);
   _update_action_list(cfdata);
}

static void
_action_change_cb(void *data)
{
   E_Config_Dialog_Data *cfdata;

   cfdata = data;
   _update_action_params(cfdata);
}

static void
_delete_all_edge_binding_cb(void *data, void *data2 __UNUSED__)
{
   E_Config_Binding_Edge *bi;
   E_Config_Dialog_Data *cfdata;

   cfdata = data;

   EINA_LIST_FREE(cfdata->binding.edge, bi)
     {
        eina_stringshare_del(bi->action);
        eina_stringshare_del(bi->params);
        E_FREE(bi);
     }

   eina_stringshare_del(cfdata->locals.cur);
   cfdata->locals.cur = NULL;

   e_widget_ilist_clear(cfdata->gui.o_binding_list);
   e_widget_ilist_go(cfdata->gui.o_binding_list);
   e_widget_ilist_unselect(cfdata->gui.o_action_list);
   e_widget_entry_clear(cfdata->gui.o_params);
   e_widget_disabled_set(cfdata->gui.o_params, 1);
   e_widget_label_text_set(cfdata->gui.o_button, NULL);

   _update_buttons(cfdata);
}

static void
_delete_edge_binding_cb(void *data, void *data2 __UNUSED__)
{
   Eina_List *l = NULL;
   int sel, n;
   E_Config_Dialog_Data *cfdata;
   E_Config_Binding_Edge *bi;

   cfdata = data;

   sel = e_widget_ilist_selected_get(cfdata->gui.o_binding_list);
   if (cfdata->locals.binding[0] == 'e')
     {
        if (sscanf(cfdata->locals.binding, "e%d", &n) != 1)
          return;

        l = eina_list_nth_list(cfdata->binding.edge, n);

        if (l)
          {
             bi = eina_list_data_get(l);
             eina_stringshare_del(bi->action);
             eina_stringshare_del(bi->params);
             E_FREE(bi);

             cfdata->binding.edge = eina_list_remove_list(cfdata->binding.edge, l);
          }
     }

   _update_edge_binding_list(cfdata);

   if (sel >= e_widget_ilist_count(cfdata->gui.o_binding_list))
     sel = e_widget_ilist_count(cfdata->gui.o_binding_list) - 1;

   eina_stringshare_del(cfdata->locals.cur);
   cfdata->locals.cur = NULL;

   e_widget_ilist_selected_set(cfdata->gui.o_binding_list, sel);
   if (sel < 0)
     {
        e_widget_ilist_unselect(cfdata->gui.o_action_list);
        e_widget_entry_clear(cfdata->gui.o_params);
        e_widget_disabled_set(cfdata->gui.o_params, 1);
        e_widget_label_text_set(cfdata->gui.o_button, NULL);
        _update_buttons(cfdata);
     }
}

static void
_restore_edge_binding_defaults_cb(void *data, void *data2 __UNUSED__)
{
   E_Config_Bindings *ecb;
   Eina_Stringshare *prof;
   E_Config_Dialog_Data *cfdata = data;

   ecb = e_config_domain_system_load("e_bindings", e_config_descriptor_find("E_Config_Bindings"));
   if (!ecb)
     {
        const char *type;

        prof = eina_stringshare_ref(e_config_profile_get());
        switch (e_config->config_type)
          {
           case E_CONFIG_PROFILE_TYPE_DESKTOP:
             type = "standard";
             break;
           case E_CONFIG_PROFILE_TYPE_MOBILE:
             type = "mobile";
             break;
           //case E_CONFIG_PROFILE_TYPE_TABLET: FIXME - not used
           default:
             type = "default";
             break;
          }
        e_config_profile_set(type);
        ecb = e_config_domain_system_load("e_bindings", e_config_descriptor_find("E_Config_Bindings"));
        e_config_profile_set(prof);
        eina_stringshare_del(prof);
     }
   if (!ecb) return;
   E_FREE_LIST(cfdata->binding.edge, e_config_binding_edge_free);
   cfdata->binding.edge = ecb->edge_bindings, ecb->edge_bindings = NULL;
   e_config_bindings_free(ecb);

   eina_stringshare_del(cfdata->locals.cur);
   cfdata->locals.cur = NULL;

   _update_edge_binding_list(cfdata);
   _update_buttons(cfdata);

   e_widget_ilist_unselect(cfdata->gui.o_action_list);
   e_widget_entry_clear(cfdata->gui.o_params);
   e_widget_disabled_set(cfdata->gui.o_params, 1);
}

/**************** Updates ***********/
static void
_update_action_list(E_Config_Dialog_Data *cfdata)
{
   E_Config_Binding_Edge *bi;
   int j = -1, i, n;
   const char *action, *params;
   char buf[256];

   if (!cfdata->locals.cur) return;

   if (cfdata->locals.cur[0] == 'e')
     {
        if (sscanf(cfdata->locals.cur, "e%d", &n) != 1)
          return;

        bi = eina_list_nth(cfdata->binding.edge, n);
        if (!bi)
          {
             e_widget_ilist_unselect(cfdata->gui.o_action_list);
             e_widget_entry_clear(cfdata->gui.o_params);
             e_widget_disabled_set(cfdata->gui.o_params, 1);
             return;
          }
        action = bi->action;
        params = bi->params;
     }
   else
     return;

   _find_edge_binding_action(action, params, NULL, NULL, &j);

   if (j >= 0)
     {
        for (i = 0; i < e_widget_ilist_count(cfdata->gui.o_action_list); i++)
          {
             if (i > j) break;
             if (e_widget_ilist_nth_is_header(cfdata->gui.o_action_list, i)) j++;
          }
     }

   if (j >= 0)
     {
        if (j == e_widget_ilist_selected_get(cfdata->gui.o_action_list))
          _update_action_params(cfdata);
        else
          e_widget_ilist_selected_set(cfdata->gui.o_action_list, j);
     }
   else
     {
        e_widget_ilist_unselect(cfdata->gui.o_action_list);
        eina_stringshare_del(cfdata->locals.action);
        cfdata->locals.action = eina_stringshare_add("");
        e_widget_entry_clear(cfdata->gui.o_params);
        e_widget_label_text_set(cfdata->gui.o_button, NULL);
     }
   if (bi->delay < 0)
     {
        snprintf(buf, sizeof(buf), "%d", (int)-bi->delay);
        e_widget_label_text_set(cfdata->gui.o_button, buf);
     }
   else
     e_widget_label_text_set(cfdata->gui.o_button, NULL);

   /*if (cfdata->locals.cur[0] == 'e')
      {
        sscanf(cfdata->locals.cur, "e%d", &n);
        bi = eina_list_nth(cfdata->binding.edge, n);
        if (!bi)
          {
             e_widget_ilist_unselect(cfdata->gui.o_action_list);
             e_widget_entry_clear(cfdata->gui.o_params);
             e_widget_disabled_set(cfdata->gui.o_params, 1);
             return;
          }

        _find_edge_binding_action(bi, NULL, NULL, &j);
        if (j >= 0)
          {
             for (i = 0; i < e_widget_ilist_count(cfdata->gui.o_action_list); i++)
               {
                  if (i > j) break;
                  if (e_widget_ilist_nth_is_header(cfdata->gui.o_action_list, i)) j++;
               }
          }

        if (j >= 0)
          {
             if (j == e_widget_ilist_selected_get(cfdata->gui.o_action_list))
               _update_action_params(cfdata);
             else
               e_widget_ilist_selected_set(cfdata->gui.o_action_list, j);
          }
        else
          {
             e_widget_ilist_unselect(cfdata->gui.o_action_list);
             free(cfdata->locals.action);
             cfdata->locals.action = strdup("");
             e_widget_entry_clear(cfdata->gui.o_params);
          }
      }*/
}

static void
_update_action_params(E_Config_Dialog_Data *cfdata)
{
   int g, a, b;
   E_Action_Group *actg;
   E_Action_Description *actd;
   E_Config_Binding_Edge *bi;
   const char *action, *params;

#define EDGE_EXAMPLE_PARAMS                                         \
  if ((!actd->param_example) || (!actd->param_example[0]))          \
    e_widget_entry_text_set(cfdata->gui.o_params, TEXT_NO_PARAMS);  \
  else                                                              \
    e_widget_entry_text_set(cfdata->gui.o_params, actd->param_example)

   if ((!cfdata->locals.action) || (!cfdata->locals.action[0]))
     {
        e_widget_disabled_set(cfdata->gui.o_params, 1);
        e_widget_entry_clear(cfdata->gui.o_params);
        return;
     }
   if (sscanf(cfdata->locals.action, "%d %d", &g, &a) != 2)
     return;

   actg = eina_list_nth(e_action_groups_get(), g);
   if (!actg) return;
   actd = eina_list_nth(actg->acts, a);
   if (!actd) return;

   if (actd->act_params)
     {
        e_widget_disabled_set(cfdata->gui.o_params, 1);
        e_widget_entry_text_set(cfdata->gui.o_params, actd->act_params);
        return;
     }

   if ((!cfdata->locals.cur) || (!cfdata->locals.cur[0]))
     {
        e_widget_disabled_set(cfdata->gui.o_params, 1);
        EDGE_EXAMPLE_PARAMS;
        return;
     }

   if (!actd->editable)
     e_widget_disabled_set(cfdata->gui.o_params, 1);
   else
     e_widget_disabled_set(cfdata->gui.o_params, 0);

   if (cfdata->locals.cur[0] == 'e')
     {
        if (sscanf(cfdata->locals.cur, "e%d", &b) != 1)
          {
             e_widget_disabled_set(cfdata->gui.o_params, 1);
             EDGE_EXAMPLE_PARAMS;
             return;
          }

        bi = eina_list_nth(cfdata->binding.edge, b);
        if (!bi)
          {
             e_widget_disabled_set(cfdata->gui.o_params, 1);
             EDGE_EXAMPLE_PARAMS;
             return;
          }
        action = bi->action;
        params = bi->params;
     }
   else
     {
        e_widget_disabled_set(cfdata->gui.o_params, 1);
        EDGE_EXAMPLE_PARAMS;
        return;
     }

   if (action)
     {
        if (!strcmp(action, actd->act_cmd))
          {
             if ((!params) || (!params[0]))
               EDGE_EXAMPLE_PARAMS;
             else
               e_widget_entry_text_set(cfdata->gui.o_params, params);
          }
        else
          EDGE_EXAMPLE_PARAMS;
     }
   else
     EDGE_EXAMPLE_PARAMS;
}

static void
_update_edge_binding_list(E_Config_Dialog_Data *cfdata)
{
   int i;
   char *b, b2[64];
   Eina_List *l;
   E_Config_Binding_Edge *bi;

   evas_event_freeze(evas_object_evas_get(cfdata->gui.o_binding_list));
   edje_freeze();
   e_widget_ilist_freeze(cfdata->gui.o_binding_list);

   e_widget_ilist_clear(cfdata->gui.o_binding_list);
   e_widget_ilist_go(cfdata->gui.o_binding_list);

   if (cfdata->binding.edge)
     {
        cfdata->binding.edge = eina_list_sort(cfdata->binding.edge,
                                              eina_list_count(cfdata->binding.edge), _edge_binding_sort_cb);
     }

   for (l = cfdata->binding.edge, i = 0; l; l = l->next, i++)
     {
        Evas_Object *ic;

        bi = l->data;

        b = _edge_binding_text_get(bi->edge, bi->delay, bi->modifiers);
        if (!b) continue;

        ic = edje_object_add(cfdata->evas);
        e_util_edje_icon_set(ic, "enlightenment/edges");

        snprintf(b2, sizeof(b2), "e%d", i);
        e_widget_ilist_append(cfdata->gui.o_binding_list, ic, b,
                              _binding_change_cb, cfdata, b2);
        free(b);
     }
   e_widget_ilist_go(cfdata->gui.o_binding_list);

   e_widget_ilist_thaw(cfdata->gui.o_binding_list);
   edje_thaw();
   evas_event_thaw(evas_object_evas_get(cfdata->gui.o_binding_list));

   if (eina_list_count(cfdata->binding.edge))
     e_widget_disabled_set(cfdata->gui.o_del_all, 0);
   else
     e_widget_disabled_set(cfdata->gui.o_del_all, 1);
}

static void
_update_buttons(E_Config_Dialog_Data *cfdata)
{
   if (e_widget_ilist_count(cfdata->gui.o_binding_list))
     e_widget_disabled_set(cfdata->gui.o_del_all, 0);
   else
     e_widget_disabled_set(cfdata->gui.o_del_all, 1);

   if (!cfdata->locals.cur)
     {
        e_widget_disabled_set(cfdata->gui.o_mod, 1);
        e_widget_disabled_set(cfdata->gui.o_del, 1);
        return;
     }
   e_widget_disabled_set(cfdata->gui.o_mod, 0);
   e_widget_disabled_set(cfdata->gui.o_del, 0);
}

/*************** Sorting *****************************/
static int
_edge_binding_sort_cb(const void *d1, const void *d2)
{
   int i, j;
   const E_Config_Binding_Edge *bi, *bi2;

   bi = d1;
   bi2 = d2;

   i = 0; j = 0;
   if (bi->modifiers & E_BINDING_MODIFIER_CTRL) i++;
   if (bi->modifiers & E_BINDING_MODIFIER_ALT) i++;
   if (bi->modifiers & E_BINDING_MODIFIER_SHIFT) i++;
   if (bi->modifiers & E_BINDING_MODIFIER_WIN) i++;

   if (bi2->modifiers & E_BINDING_MODIFIER_CTRL) j++;
   if (bi2->modifiers & E_BINDING_MODIFIER_ALT) j++;
   if (bi2->modifiers & E_BINDING_MODIFIER_SHIFT) j++;
   if (bi2->modifiers & E_BINDING_MODIFIER_WIN) j++;

   if (i < j) return -1;
   else if (i > j)
     return 1;

   if (bi->modifiers < bi2->modifiers) return -1;
   else if (bi->modifiers > bi2->modifiers)
     return 1;

   if (bi->edge < bi2->edge) return -1;
   else if (bi->edge > bi2->edge)
     return 1;

   return 0;
}

/**************** grab window *******/
static void
_dia_del(void *data)
{
   E_Config_Dialog_Data *cfdata;

   cfdata = e_object_data_get(data);
   if (!cfdata) return;
   cfdata->locals.dia = NULL;
}

static void
_edge_grab_wnd_show(E_Config_Dialog_Data *cfdata)
{
   Evas_Object *o, *obg, *os;
   Evas *evas;
   Evas_Coord minw, minh;
   const char *bgfile;
   int tw, th;
   char *label = NULL;

   if (cfdata->locals.dia != 0) return;

   cfdata->locals.dia = e_dialog_normal_win_new(cfdata->cfd->dia->win, "E", "_edgebind_getedge_dialog");
   if (!cfdata->locals.dia) return;
   e_dialog_title_set(cfdata->locals.dia, _("Edge Binding Sequence"));
   e_dialog_icon_set(cfdata->locals.dia, "enlightenment/edges", 48);
   e_dialog_button_add(cfdata->locals.dia, _("Apply"), NULL, _edge_grab_wnd_cb_apply, cfdata);
   e_dialog_button_add(cfdata->locals.dia, _("Close"), NULL, _edge_grab_wnd_cb_close, cfdata);
   e_object_data_set(E_OBJECT(cfdata->locals.dia), cfdata);
   e_object_del_attach_func_set(E_OBJECT(cfdata->locals.dia), _dia_del);
   elm_win_center(cfdata->locals.dia->win, 1, 1);

   evas = evas_object_evas_get(cfdata->locals.dia->win);

   cfdata->gui.o_selector = o = edje_object_add(evas);
   e_theme_edje_object_set(o, "base/theme/modules/conf_edgebindings",
                           "e/modules/conf_edgebindings/selection");

   cfdata->gui.o_slider = os = e_widget_slider_add(evas, 1, 0, _("%.2f seconds"), 0.0, 2.0, 0.05, 0, &(cfdata->locals.delay), NULL, 200);
   edje_object_part_swallow(o, "e.swallow.slider", os);
   e_widget_on_change_hook_set(os, _edge_grab_wnd_slider_changed_cb, cfdata);
   evas_object_show(os);

   cfdata->gui.o_check = os = e_widget_check_add(evas, _("Clickable edge"), &(cfdata->locals.click));
   e_widget_size_min_resize(os);
   e_widget_on_change_hook_set(os, _edge_grab_wnd_check_changed_cb, cfdata);
   edje_object_part_box_append(o, "e.box", os);
   evas_object_show(os);
   e_widget_size_min_get(os, &minw, &minh);
   evas_object_size_hint_min_set(os, minw, minh);

   cfdata->gui.o_check2 = os = e_widget_check_add(evas, _("Drag only"), &(cfdata->locals.drag_only));
   e_widget_size_min_resize(os);
   e_widget_on_change_hook_set(os, _edge_grab_wnd_check_changed_cb, cfdata);
   edje_object_part_box_append(o, "e.box", os);
   evas_object_show(os);
   e_widget_size_min_get(os, &minw, &minh);
   evas_object_size_hint_min_set(os, minw, minh);

   e_widget_disabled_set(cfdata->gui.o_slider, cfdata->locals.click);
   e_widget_disabled_set(cfdata->gui.o_check2, cfdata->locals.click);
   e_widget_disabled_set(cfdata->gui.o_check, cfdata->locals.drag_only);

   edje_object_part_text_set(o, "e.text.description", TEXT_PRESS_EDGE_SEQUENCE);

   edje_object_size_min_get(o, &minw, &minh);
   if (!minw || !minh)
     {
        edje_object_calc_force(o);
        edje_object_size_min_calc(o, &minw, &minh);
     }

   e_dialog_content_set(cfdata->locals.dia, o, minw, minh);

   bgfile = e_bg_file_get(0, 0, 0, 0);
   obg = e_thumb_icon_add(evas);
   e_icon_fill_inside_set(obg, 0);
   e_thumb_icon_file_set(obg, bgfile, "e/desktop/background");
   eina_stringshare_del(bgfile);
   edje_object_part_geometry_get(o, "e.swallow.background", NULL, NULL, &tw, &th);
   e_thumb_icon_size_set(obg, tw, th);
   edje_object_part_swallow(o, "e.swallow.background", obg);
   e_thumb_icon_begin(obg);
   evas_object_show(obg);

   if (cfdata->locals.edge)
     {
        label = _edge_binding_text_get(cfdata->locals.edge, ((float)cfdata->locals.delay), cfdata->locals.modifiers);
        edje_object_part_text_set(cfdata->gui.o_selector, "e.text.selection", label);
        E_FREE(label);
     }

   evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN,
                                  _edge_grab_wnd_selected_edge_cb, cfdata);
   e_dialog_show(cfdata->locals.dia);
}

static void
_edge_grab_wnd_hide(E_Config_Dialog_Data *cfdata)
{
   e_object_del(E_OBJECT(cfdata->locals.dia));
   cfdata->locals.dia = NULL;
}

static void
_edge_grab_wnd_cb_apply(void *data, E_Dialog *dia __UNUSED__)
{
   E_Config_Dialog_Data *cfdata;

   cfdata = data;
   if (!cfdata->locals.edge) return;
   _edge_grab_wnd_selection_apply(cfdata);
   _edge_grab_wnd_hide(cfdata);
}

static void
_edge_grab_wnd_cb_close(void *data, E_Dialog *dia __UNUSED__)
{
   E_Config_Dialog_Data *cfdata;

   cfdata = data;
   _edge_grab_wnd_hide(cfdata);
}

static void
_edge_grab_wnd_slider_changed_cb(void *data, Evas_Object *obj __UNUSED__)
{
   E_Config_Dialog_Data *cfdata = data;
   char *label = NULL;

   if (!cfdata->locals.edge) return;
   label = _edge_binding_text_get(cfdata->locals.edge,
                                  ((float)cfdata->locals.delay),
                                  cfdata->locals.modifiers);
   edje_object_part_text_set(cfdata->gui.o_selector, "e.text.selection", label);
   E_FREE(label);
}

static void
_edge_grab_wnd_check_changed_cb(void *data, Evas_Object *obj __UNUSED__)
{
   E_Config_Dialog_Data *cfdata = data;
   char *label = NULL;

   if (cfdata->locals.click)
     {
        if (cfdata->locals.edge && cfdata->locals.button)
          label = _edge_binding_text_get(cfdata->locals.edge, -1.0 * cfdata->locals.button, cfdata->locals.modifiers);
     }
   else
     {
        if (cfdata->locals.edge)
          label = _edge_binding_text_get(cfdata->locals.edge, ((float)cfdata->locals.delay), cfdata->locals.modifiers);
        e_widget_disabled_set(cfdata->gui.o_slider, 0);
     }
   e_widget_disabled_set(cfdata->gui.o_slider, cfdata->locals.click);
   e_widget_disabled_set(cfdata->gui.o_check2, cfdata->locals.click);
   e_widget_disabled_set(cfdata->gui.o_check, cfdata->locals.drag_only);

   edje_object_part_text_set(cfdata->gui.o_selector, "e.text.selection", label);
   E_FREE(label);
}

static void
_edge_grab_wnd_selected_edge_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
{
   Evas_Event_Mouse_Down *event;
   E_Config_Dialog_Data *cfdata;
   E_Zone_Edge edge;
   Evas_Coord xx, yy, x, y, w, h;
   char *label;

   if (!(cfdata = data)) return;
   if (!(event = event_info)) return;
   cfdata->locals.button = event->button;

   evas_object_geometry_get(cfdata->gui.o_selector, &xx, &yy, NULL, NULL);
   edje_object_part_geometry_get(cfdata->gui.o_selector, "e.edge.top_left", &x, &y, &w, &h);
   if (E_INSIDE(event->canvas.x, event->canvas.y, x + xx, y + yy, w, h))
     {
        edge = E_ZONE_EDGE_TOP_LEFT;
        goto stop;
     }
   edje_object_part_geometry_get(cfdata->gui.o_selector, "e.edge.top", &x, &y, &w, &h);
   if (E_INSIDE(event->canvas.x, event->canvas.y, x + xx, y + yy, w, h))
     {
        edge = E_ZONE_EDGE_TOP;
        goto stop;
     }
   edje_object_part_geometry_get(cfdata->gui.o_selector, "e.edge.top_right", &x, &y, &w, &h);
   if (E_INSIDE(event->canvas.x, event->canvas.y, x + xx, y + yy, w, h))
     {
        edge = E_ZONE_EDGE_TOP_RIGHT;
        goto stop;
     }
   edje_object_part_geometry_get(cfdata->gui.o_selector, "e.edge.right", &x, &y, &w, &h);
   if (E_INSIDE(event->canvas.x, event->canvas.y, x + xx, y + yy, w, h))
     {
        edge = E_ZONE_EDGE_RIGHT;
        goto stop;
     }
   edje_object_part_geometry_get(cfdata->gui.o_selector, "e.edge.bottom_right", &x, &y, &w, &h);
   if (E_INSIDE(event->canvas.x, event->canvas.y, x + xx, y + yy, w, h))
     {
        edge = E_ZONE_EDGE_BOTTOM_RIGHT;
        goto stop;
     }
   edje_object_part_geometry_get(cfdata->gui.o_selector, "e.edge.bottom", &x, &y, &w, &h);
   if (E_INSIDE(event->canvas.x, event->canvas.y, x + xx, y + yy, w, h))
     {
        edge = E_ZONE_EDGE_BOTTOM;
        goto stop;
     }
   edje_object_part_geometry_get(cfdata->gui.o_selector, "e.edge.bottom_left", &x, &y, &w, &h);
   if (E_INSIDE(event->canvas.x, event->canvas.y, x + xx, y + yy, w, h))
     {
        edge = E_ZONE_EDGE_BOTTOM_LEFT;
        goto stop;
     }
   edje_object_part_geometry_get(cfdata->gui.o_selector, "e.edge.left", &x, &y, &w, &h);
   if (E_INSIDE(event->canvas.x, event->canvas.y, x + xx, y + yy, w, h))
     {
        edge = E_ZONE_EDGE_LEFT;
        goto stop;
     }
   return;

stop:
   cfdata->locals.edge = edge;
   cfdata->locals.modifiers = 0;

   if (evas_key_modifier_is_set(event->modifiers, "Control"))
     cfdata->locals.modifiers |= E_BINDING_MODIFIER_CTRL;
   if (evas_key_modifier_is_set(event->modifiers, "Shift"))
     cfdata->locals.modifiers |= E_BINDING_MODIFIER_SHIFT;
   if (evas_key_modifier_is_set(event->modifiers, "Alt"))
     cfdata->locals.modifiers |= E_BINDING_MODIFIER_ALT;
   if (evas_key_modifier_is_set(event->modifiers, "Win"))
     cfdata->locals.modifiers |= E_BINDING_MODIFIER_WIN;

   label = _edge_binding_text_get(cfdata->locals.edge,
                                  cfdata->locals.click ? (-1.0 * cfdata->locals.button) : ((float)cfdata->locals.delay),
                                  cfdata->locals.modifiers);
   edje_object_part_text_set(cfdata->gui.o_selector, "e.text.selection", label);
   E_FREE(label);
}

static void
_edge_grab_wnd_selection_apply(E_Config_Dialog_Data *cfdata)
{
   E_Config_Binding_Edge *bi = NULL, *bi2 = NULL;
   Eina_List *l;
   int found = 0, n = -1;

   if (cfdata->locals.click) cfdata->locals.delay = -1.0 * cfdata->locals.button;
   else if (cfdata->locals.delay < 0)
     cfdata->locals.delay = 0;
   if (cfdata->locals.add)
     {
        EINA_LIST_FOREACH(cfdata->binding.edge, l, bi)
          if ((bi->modifiers == cfdata->locals.modifiers) &&
              (bi->edge == cfdata->locals.edge) &&
              (bi->drag_only == cfdata->locals.drag_only) &&
              ((bi->delay * 1000) == (cfdata->locals.delay * 1000)))
            {
               found = 1;
               break;
            }
     }
   else
     {
        if (cfdata->locals.cur && cfdata->locals.cur[0] &&
            (sscanf(cfdata->locals.cur, "e%d", &n) == 1))
          {
             bi = eina_list_nth(cfdata->binding.edge, n);
             EINA_LIST_FOREACH(cfdata->binding.edge, l, bi2)
               {
                  if (bi == bi2) continue;
                  if ((bi->modifiers == cfdata->locals.modifiers) &&
                      (bi->edge == cfdata->locals.edge) &&
                      (bi->drag_only == cfdata->locals.drag_only) &&
                      ((bi->delay * 1000) == (cfdata->locals.delay * 1000)))
                    {
                       found = 1;
                       break;
                    }
               }
          }
     }

   if (!found)
     {
        if (cfdata->locals.add)
          {
             bi = E_NEW(E_Config_Binding_Edge, 1);
             bi->context = E_BINDING_CONTEXT_ZONE;
             bi->edge = cfdata->locals.edge;
             bi->any_mod = 0;
             bi->delay = (float)(cfdata->locals.delay);
             bi->action = NULL;
             bi->params = NULL;
             bi->modifiers = cfdata->locals.modifiers;
             bi->drag_only = cfdata->locals.drag_only;
             cfdata->binding.edge = eina_list_append(cfdata->binding.edge, bi);
          }
        else
          {
             if (cfdata->locals.cur && cfdata->locals.cur[0] &&
                 (sscanf(cfdata->locals.cur, "e%d", &n) == 1))
               {
                  bi = eina_list_nth(cfdata->binding.edge, n);

                  bi->modifiers = cfdata->locals.modifiers;
                  bi->delay = cfdata->locals.delay;
                  bi->edge = cfdata->locals.edge;
                  bi->drag_only = cfdata->locals.drag_only;
               }
          }

        if (cfdata->locals.add)
          {
             E_Config_Binding_Edge *tmp;
             char buf[256];

             n = 0;
             _update_edge_binding_list(cfdata);
             EINA_LIST_FOREACH(cfdata->binding.edge, l, tmp)
               {
                  if (tmp == bi) break;
                  n++;
               }
             e_widget_ilist_selected_set(cfdata->gui.o_binding_list, n);
             e_widget_ilist_unselect(cfdata->gui.o_action_list);
             eina_stringshare_del(cfdata->locals.action);
             cfdata->locals.action = eina_stringshare_add("");
             snprintf(buf, sizeof(buf), "%d", (int)-bi->delay);
             e_widget_label_text_set(cfdata->gui.o_button, NULL);
             if ((cfdata->params) && (cfdata->params[0]))
               {
                  int j, g = -1;
                  _find_edge_binding_action("exec", NULL, &g, NULL, &j);
                  if (j >= 0)
                    {
                       e_widget_ilist_unselect(cfdata->gui.o_action_list);
                       e_widget_ilist_selected_set(cfdata->gui.o_action_list, (j + g + 1));
                       e_widget_entry_clear(cfdata->gui.o_params);
                       e_widget_entry_text_set(cfdata->gui.o_params, cfdata->params);
                    }
               }
             else
               {
                  e_widget_entry_clear(cfdata->gui.o_params);
                  e_widget_disabled_set(cfdata->gui.o_params, 1);
               }
          }
        else if (bi)
          {
             char *label;

             label = _edge_binding_text_get(bi->edge, bi->delay, bi->modifiers);
             e_widget_ilist_nth_label_set(cfdata->gui.o_binding_list, n, label);
             free(label);
          }
     }
   else
     {
        int g, a, j;
        const char *label = NULL;
        E_Action_Group *actg = NULL;
        E_Action_Description *actd = NULL;

        if (cfdata->locals.add)
          _find_edge_binding_action(bi->action, bi->params, &g, &a, &j);
        else
          _find_edge_binding_action(bi2->action, bi2->params, &g, &a, &j);

        actg = eina_list_nth(e_action_groups_get(), g);
        if (actg) actd = eina_list_nth(actg->acts, a);

        if (actd) label = _(actd->act_name);

        e_util_dialog_show(_("Edge Binding Error"),
                           _("The edge binding that you chose is already used by<br>"
                             "<hilight>%s</hilight> action.<br>"
                             "Please choose another edge to bind."),
                           label ? label : _("Unknown"));
     }
}

/********** Helper *********************************/
static void
_auto_apply_changes(E_Config_Dialog_Data *cfdata)
{
   int n, g, a, ok;
   E_Config_Binding_Edge *bi;
   E_Action_Group *actg;
   E_Action_Description *actd;

   if ((!cfdata->locals.cur) || (!cfdata->locals.cur[0]) ||
       (!cfdata->locals.action) || (!cfdata->locals.action[0])) return;

   if (sscanf(cfdata->locals.cur, "e%d", &n) != 1)
     return;
   if (sscanf(cfdata->locals.action, "%d %d", &g, &a) != 2)
     return;

   bi = eina_list_nth(cfdata->binding.edge, n);
   if (!bi) return;

   actg = eina_list_nth(e_action_groups_get(), g);
   if (!actg) return;
   actd = eina_list_nth(actg->acts, a);
   if (!actd) return;

   eina_stringshare_del(bi->action);
   bi->action = NULL;

   if (actd->act_cmd) bi->action = eina_stringshare_add(actd->act_cmd);

   eina_stringshare_del(bi->params);
   bi->params = NULL;

   if (actd->act_params)
     bi->params = eina_stringshare_add(actd->act_params);
   else
     {
        ok = 1;
        if (cfdata->locals.params)
          {
             if (!strcmp(cfdata->locals.params, TEXT_NO_PARAMS))
               ok = 0;

             if ((actd->param_example) && (!strcmp(cfdata->locals.params, actd->param_example)))
               ok = 0;
          }
        else
          ok = 0;

        if (ok)
          bi->params = eina_stringshare_add(cfdata->locals.params);
     }
}

static void
_find_edge_binding_action(const char *action, const char *params, int *g, int *a, int *n)
{
   Eina_List *l, *l2;
   int gg = -1, aa = -1, nn = -1, found;
   E_Action_Group *actg;
   E_Action_Description *actd;

   if (g) *g = -1;
   if (a) *a = -1;
   if (n) *n = -1;

   found = 0;
   for (l = e_action_groups_get(), gg = 0, nn = 0; l; l = l->next, gg++)
     {
        actg = l->data;

        for (l2 = actg->acts, aa = 0; l2; l2 = l2->next, aa++)
          {
             actd = l2->data;
             if (!strcmp((!action ? "" : action), (!actd->act_cmd ? "" : actd->act_cmd)))
               {
                  if (!params || !params[0])
                    {
                       if ((!actd->act_params) || (!actd->act_params[0]))
                         {
                            if (g) *g = gg;
                            if (a) *a = aa;
                            if (n) *n = nn;
                            return;
                         }
                       else
                         continue;
                    }
                  else
                    {
                       if ((!actd->act_params) || (!actd->act_params[0]))
                         {
                            if (g) *g = gg;
                            if (a) *a = aa;
                            if (n) *n = nn;
                            found = 1;
                         }
                       else
                         {
                            if (!strcmp(params, actd->act_params))
                              {
                                 if (g) *g = gg;
                                 if (a) *a = aa;
                                 if (n) *n = nn;
                                 return;
                              }
                         }
                    }
               }
             nn++;
          }
        if (found) break;
     }

   if (!found)
     {
        if (g) *g = -1;
        if (a) *a = -1;
        if (n) *n = -1;
     }
}

static char *
_edge_binding_text_get(E_Zone_Edge edge, float delay, int mod)
{
   char b[256] = "";

   if (mod & E_BINDING_MODIFIER_CTRL)
     strcat(b, _("CTRL"));

   if (mod & E_BINDING_MODIFIER_ALT)
     {
        if (b[0]) strcat(b, " + ");
        strcat(b, _("ALT"));
     }

   if (mod & E_BINDING_MODIFIER_SHIFT)
     {
        if (b[0]) strcat(b, " + ");
        strcat(b, _("SHIFT"));
     }

   if (mod & E_BINDING_MODIFIER_WIN)
     {
        if (b[0]) strcat(b, " + ");
        strcat(b, _("WIN"));
     }

   if (edge)
     {
        if (b[0]) strcat(b, " + ");

        switch (edge)
          {
           case E_ZONE_EDGE_LEFT:
             strcat(b, _("Left Edge"));
             break;

           case E_ZONE_EDGE_TOP:
             strcat(b, _("Top Edge"));
             break;

           case E_ZONE_EDGE_RIGHT:
             strcat(b, _("Right Edge"));
             break;

           case E_ZONE_EDGE_BOTTOM:
             strcat(b, _("Bottom Edge"));
             break;

           case E_ZONE_EDGE_TOP_LEFT:
             strcat(b, _("Top Left Edge"));
             break;

           case E_ZONE_EDGE_TOP_RIGHT:
             strcat(b, _("Top Right Edge"));
             break;

           case E_ZONE_EDGE_BOTTOM_RIGHT:
             strcat(b, _("Bottom Right Edge"));
             break;

           case E_ZONE_EDGE_BOTTOM_LEFT:
             strcat(b, _("Bottom Left Edge"));
             break;

           default:
             break;
          }
     }

   if (delay)
     {
        char buf[20];

        if (b[0]) strcat(b, " ");
        if (delay == -1.0)
          snprintf(buf, 20, _("(left clickable)"));
        else if (delay < -1.0)
          snprintf(buf, 20, _("(clickable)"));
        else
          snprintf(buf, 20, "%.2fs", delay);
        strcat(b, buf);
     }

   if (!b[0]) return strdup(TEXT_NONE_ACTION_EDGE);
   return strdup(b);
}