ephoto/src/bin/ephoto_main.c

#include "ephoto.h"

int EPHOTO_EVENT_ENTRY_CREATE = 0;
int EPHOTO_EVENT_POPULATE_START = 0;
int EPHOTO_EVENT_POPULATE_END = 0;
int EPHOTO_EVENT_POPULATE_ERROR = 0;
int EPHOTO_EVENT_EDITOR_RESET = 0;
int EPHOTO_EVENT_EDITOR_APPLY = 0;
int EPHOTO_EVENT_EDITOR_CANCEL = 0;
int EPHOTO_EVENT_EDITOR_BACK = 0;

typedef struct _Ephoto_Entry_Free_Listener Ephoto_Entry_Free_Listener;
struct _Ephoto_Entry_Free_Listener
{
   void        (*cb)(void *data, const Ephoto_Entry *dead);
   const void *data;
};

typedef struct _Ephoto_Dir_Data Ephoto_Dir_Data;
struct _Ephoto_Dir_Data
{
   Ephoto          *ephoto;
   Elm_Object_Item *expanded;
   Eina_Bool        dirs_only;
   Eina_Bool        thumbs_only;
};

static void
_ephoto_state_set(Ephoto *ephoto, Ephoto_State state)
{
   ephoto->prev_state = ephoto->state;
   ephoto->state = state;
}

static void
_ephoto_thumb_browser_show(Ephoto *ephoto, Ephoto_Entry *entry)
{
   evas_object_hide(ephoto->slideshow);
   evas_object_hide(ephoto->single_browser);
   evas_object_show(ephoto->thumb_browser);
   elm_object_focus_set(ephoto->thumb_browser, EINA_TRUE);
   _ephoto_state_set(ephoto, EPHOTO_STATE_THUMB);
   ephoto_title_set(ephoto, ephoto->config->directory);
   ephoto_thumb_browser_update_info_label(ephoto);
   evas_object_show(ephoto->statusbar);
   elm_box_clear(ephoto->controls_left);
   elm_box_clear(ephoto->controls_right);
   ephoto_thumb_browser_show_controls(ephoto);
   evas_object_freeze_events_set(ephoto->single_browser, EINA_TRUE);
   evas_object_freeze_events_set(ephoto->slideshow, EINA_TRUE);
   evas_object_freeze_events_set(ephoto->thumb_browser, EINA_FALSE);
   if ((entry) && (entry->item))
     {
        Eina_List *l;
        Elm_Object_Item *it;

        l = eina_list_clone(elm_gengrid_selected_items_get(entry->gengrid));
        if (eina_list_count(l) <= 1)
          {
             EINA_LIST_FREE(l, it)
               elm_gengrid_item_selected_set(it, EINA_FALSE);
             elm_gengrid_item_bring_in(entry->item, ELM_GENGRID_ITEM_SCROLLTO_IN);
             elm_gengrid_item_selected_set(entry->item, EINA_TRUE);
          }
     }
   ephoto_single_browser_entry_set(ephoto->single_browser, NULL);
   ephoto_slideshow_entry_set(ephoto->slideshow, NULL);
}

static void
_ephoto_single_browser_show(Ephoto *ephoto, Ephoto_Entry *entry)
{
   if (ephoto->selentries)
     ephoto_single_browser_entries_set(ephoto->single_browser,
                                       ephoto->selentries);
   else if (ephoto->searchentries)
     ephoto_single_browser_entries_set(ephoto->single_browser,
                                       ephoto->searchentries);
   else
     ephoto_single_browser_entries_set(ephoto->single_browser,
                                       ephoto->entries);

   ephoto_single_browser_entry_set(ephoto->single_browser, entry);
   evas_object_hide(ephoto->slideshow);
   evas_object_show(ephoto->single_browser);
   evas_object_hide(ephoto->thumb_browser);
   elm_object_focus_set(ephoto->single_browser, EINA_TRUE);
   _ephoto_state_set(ephoto, EPHOTO_STATE_SINGLE);
   evas_object_show(ephoto->statusbar);
   elm_box_clear(ephoto->controls_left);
   elm_box_clear(ephoto->controls_right);
   ephoto_single_browser_show_controls(ephoto);
   evas_object_freeze_events_set(ephoto->thumb_browser, EINA_TRUE);
   evas_object_freeze_events_set(ephoto->slideshow, EINA_TRUE);
   evas_object_freeze_events_set(ephoto->single_browser, EINA_FALSE);
}

static void
_ephoto_slideshow_show(Ephoto *ephoto, Ephoto_Entry *entry)
{
   _ephoto_state_set(ephoto, EPHOTO_STATE_SLIDESHOW);
   ephoto_slideshow_show_controls(ephoto);
   if (ephoto->selentries)
     ephoto_slideshow_entries_set(ephoto->slideshow, ephoto->selentries);
   else if (ephoto->searchentries)
     ephoto_slideshow_entries_set(ephoto->slideshow, ephoto->searchentries);
   else
     ephoto_slideshow_entries_set(ephoto->slideshow, ephoto->entries);
   ephoto_slideshow_entry_set(ephoto->slideshow, entry);
   evas_object_show(ephoto->slideshow);
   evas_object_hide(ephoto->single_browser);
   evas_object_hide(ephoto->thumb_browser);
   elm_object_focus_set(ephoto->slideshow, EINA_TRUE);
   elm_table_unpack(ephoto->main, ephoto->statusbar);
   evas_object_hide(ephoto->dir_browser);
   elm_box_unpack(ephoto->layout, ephoto->dir_browser);
   evas_object_hide(ephoto->statusbar);
   evas_object_freeze_events_set(ephoto->single_browser, EINA_TRUE);
   evas_object_freeze_events_set(ephoto->thumb_browser, EINA_TRUE);
   evas_object_freeze_events_set(ephoto->slideshow, EINA_FALSE);
}

static void
_ephoto_single_browser_back(void *data, Evas_Object *obj EINA_UNUSED,
                            void *event_info)
{
   Ephoto *ephoto = data;
   Ephoto_Entry *entry = event_info;

   ephoto->selentries = NULL;
   _ephoto_thumb_browser_show(ephoto, entry);
}

static void
_ephoto_slideshow_back(void *data, Evas_Object *obj EINA_UNUSED,
                       void *event_info)
{
   Ephoto *ephoto = data;
   Ephoto_Entry *entry = event_info;

   switch (ephoto->prev_state)
     {
      case EPHOTO_STATE_SINGLE:
        _ephoto_single_browser_show(ephoto, entry);
        break;

      case EPHOTO_STATE_THUMB:
        ephoto->selentries = NULL;
        _ephoto_thumb_browser_show(ephoto, entry);
        break;

      default:
        ephoto->selentries = NULL;
        _ephoto_thumb_browser_show(ephoto, entry);
     }
   if (ephoto->folders_toggle)
     {
        evas_object_show(ephoto->dir_browser);
        elm_box_pack_start(ephoto->layout, ephoto->dir_browser);
     }
   elm_table_pack(ephoto->main, ephoto->statusbar, 0, 2, 1, 1);
   evas_object_show(ephoto->statusbar);
}

static void
_ephoto_thumb_browser_view(void *data, Evas_Object *obj EINA_UNUSED,
                           void *event_info)
{
   Ephoto *ephoto = data;
   Ephoto_Entry *entry = event_info;

   _ephoto_single_browser_show(ephoto, entry);
}

static void
_ephoto_thumb_browser_changed_directory(void *data,
                                        Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
   Ephoto *ephoto = data;

   ephoto->selentries = NULL;
   ephoto_single_browser_entry_set(ephoto->single_browser, NULL);
   ephoto_slideshow_entry_set(ephoto->slideshow, NULL);
}

static void
_ephoto_thumb_browser_slideshow(void *data, Evas_Object *obj EINA_UNUSED,
                                void *event_info)
{
   Ephoto *ephoto = data;
   Ephoto_Entry *entry = event_info;

   _ephoto_slideshow_show(ephoto, entry);
}

static void
_ephoto_single_browser_slideshow(void *data, Evas_Object *obj EINA_UNUSED,
                                 void *event_info)
{
   Ephoto *ephoto = data;
   Ephoto_Entry *entry = event_info;

   _ephoto_slideshow_show(ephoto, entry);
}

static void
_win_free(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED,
          void *event_info EINA_UNUSED)
{
   Ephoto *ephoto = data;
   Ecore_Event_Handler *handler;

   if (ephoto->file_thread)
     ecore_thread_cancel(ephoto->file_thread);
   if (eina_list_count(ephoto->file_pos))
     eina_list_free(ephoto->file_pos);
   if (ephoto->upload_handlers)
     EINA_LIST_FREE(ephoto->upload_handlers, handler)
       ecore_event_handler_del(handler);
   if (ephoto->url_up)
     ecore_con_url_free(ephoto->url_up);
   if (ephoto->url_ret)
     free(ephoto->url_ret);
   if (ephoto->upload_error)
     free(ephoto->upload_error);
   if (ephoto->top_directory)
     eina_stringshare_del(ephoto->top_directory);
   if (ephoto->config_path)
     eina_stringshare_del(ephoto->config_path);
   if (ephoto->trash_path)
     eina_stringshare_del(ephoto->trash_path);
   if (ephoto->timer.thumb_regen)
     ecore_timer_del(ephoto->timer.thumb_regen);
   if (ephoto->monitor)
     {
        eio_monitor_del(ephoto->monitor);
        EINA_LIST_FREE(ephoto->monitor_handlers, handler)
          ecore_event_handler_del(handler);
     }
   ephoto_entries_free(ephoto);
   ephoto_config_save(ephoto);
   free(ephoto->config);
   free(ephoto);
}

static void
_resize_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED,
           void *event_info EINA_UNUSED)
{
   Ephoto *ephoto = data;
   Evas_Coord w, h;

   if (elm_win_fullscreen_get(ephoto->win))
     return;
   evas_object_geometry_get(ephoto->win, 0, 0, &w, &h);
   if (w && h)
     {
        ephoto->config->window_width = w;
        ephoto->config->window_height = h;
     }
}

static void
_folder_icon_clicked(void *data, Evas_Object *obj,
                     void *event_info EINA_UNUSED)
{
   Ephoto *ephoto = data;
   int ret = 0;

   if (!ephoto->folders_toggle)
     {
        evas_object_show(ephoto->dir_browser);
        elm_box_pack_start(ephoto->layout, ephoto->dir_browser);
        ephoto->folders_toggle = EINA_TRUE;
        ret = elm_icon_standard_set(ephoto->folders_icon, "folder-open");
        if (!ret)
          elm_object_text_set(obj, _("Hide Folders"));
        elm_object_tooltip_text_set(obj, _("Hide Folders"));
     }
   else
     {
        evas_object_hide(ephoto->dir_browser);
        elm_box_unpack(ephoto->layout, ephoto->dir_browser);
        ephoto->folders_toggle = EINA_FALSE;
        ret = elm_icon_standard_set(ephoto->folders_icon, "folder");
        if (!ret)
          elm_object_text_set(obj, _("Show Folders"));
        elm_object_tooltip_text_set(obj, _("Show Folders"));
     }
}

/*Ephoto Thumb Browser Main Callbacks*/
static void
_slideshow_icon_clicked(void *data, Evas_Object *obj EINA_UNUSED,
                        void *event_info EINA_UNUSED)
{
   Ephoto *ephoto = data;

   if (ephoto->state == EPHOTO_STATE_THUMB)
     ephoto_thumb_browser_slideshow(ephoto->thumb_browser);
   else if (ephoto->state == EPHOTO_STATE_SINGLE)
     ephoto_single_browser_slideshow(ephoto->single_browser);
}

static void
_settings_icon_clicked(void *data, Evas_Object *obj EINA_UNUSED,
                       void *event_info EINA_UNUSED)
{
   Ephoto *ephoto = data;

   ephoto_config_main(ephoto);
}

static void
_exit_icon_clicked(void *data, Evas_Object *obj EINA_UNUSED,
                   void *event_info EINA_UNUSED)
{
   Ephoto *ephoto = data;

   evas_object_del(ephoto->win);
}

/*Toggle determines whether to toggle folder visibility, or just force visible*/
void
ephoto_show_folders(Ephoto *ephoto, Eina_Bool toggle)
{
   int ret = 0;

   if (!ephoto->folders_toggle || !toggle)
     {
        evas_object_show(ephoto->dir_browser);
        elm_box_pack_end(ephoto->layout, ephoto->dir_browser);
        ephoto->folders_toggle = EINA_TRUE;
        ret = elm_icon_standard_set(ephoto->folders_icon, "folder-open");
        if (!ret)
          elm_object_text_set(ephoto->folders_button, _("Hide Folders"));
        elm_object_tooltip_text_set(ephoto->folders_button, _("Hide Folders"));
     }
   else if (ephoto->folders_toggle)
     {
        evas_object_hide(ephoto->dir_browser);
        elm_box_unpack(ephoto->layout, ephoto->dir_browser);
        ephoto->folders_toggle = EINA_FALSE;
        ret = elm_icon_standard_set(ephoto->folders_icon, "folder");
        if (!ret)
          elm_object_text_set(ephoto->folders_button, _("Show Folders"));
        elm_object_tooltip_text_set(ephoto->folders_button, _("Show Folders"));
     }
}

Evas_Object *
ephoto_window_add(const char *path)
{
   Ephoto *ephoto = calloc(1, sizeof(Ephoto));
   Evas_Object *ic, *but;
   char buf[PATH_MAX], config[PATH_MAX], trash[PATH_MAX];
   int ret;

   EINA_SAFETY_ON_NULL_RETURN_VAL(ephoto, NULL);

   EPHOTO_EVENT_ENTRY_CREATE = ecore_event_type_new();
   EPHOTO_EVENT_POPULATE_START = ecore_event_type_new();
   EPHOTO_EVENT_POPULATE_END = ecore_event_type_new();
   EPHOTO_EVENT_POPULATE_ERROR = ecore_event_type_new();
   EPHOTO_EVENT_EDITOR_RESET = ecore_event_type_new();
   EPHOTO_EVENT_EDITOR_APPLY = ecore_event_type_new();
   EPHOTO_EVENT_EDITOR_CANCEL = ecore_event_type_new();
   EPHOTO_EVENT_EDITOR_BACK = ecore_event_type_new();

   ephoto->selentries = NULL;
   ephoto->folders_toggle = EINA_FALSE;
   ephoto->entries = NULL;
   ephoto->sort = EPHOTO_SORT_ALPHABETICAL_ASCENDING;
   ephoto->win = elm_win_util_standard_add("ephoto", "Ephoto");
   if (!ephoto->win)
     {
        free(ephoto);
        return NULL;
     }

   evas_object_event_callback_add(ephoto->win, EVAS_CALLBACK_FREE,
                                  _win_free, ephoto);
   evas_object_event_callback_add(ephoto->win, EVAS_CALLBACK_RESIZE,
                                  _resize_cb, ephoto);
   elm_win_autodel_set(ephoto->win, EINA_TRUE);

   if (!ephoto_config_init(ephoto))
     {
        evas_object_del(ephoto->win);
        return NULL;
     }

   if ((ephoto->config->thumb_gen_size != 128) &&
       (ephoto->config->thumb_gen_size != 256) &&
       (ephoto->config->thumb_gen_size != 512))
     ephoto_thumb_size_set(ephoto, ephoto->config->thumb_size);

   ephoto->main = elm_table_add(ephoto->win);
   elm_table_homogeneous_set(ephoto->main, EINA_FALSE);
   EPHOTO_EXPAND(ephoto->main);
   EPHOTO_FILL(ephoto->main);
   elm_win_resize_object_add(ephoto->win, ephoto->main);
   evas_object_show(ephoto->main);

   ephoto->layout = elm_box_add(ephoto->main);
   elm_box_horizontal_set(ephoto->layout, EINA_TRUE);
   elm_box_homogeneous_set(ephoto->layout, EINA_FALSE);
   EPHOTO_EXPAND(ephoto->layout);
   EPHOTO_FILL(ephoto->layout);
   elm_table_pack(ephoto->main, ephoto->layout, 0, 0, 1, 2);
   evas_object_show(ephoto->layout);

   ephoto->pager = elm_table_add(ephoto->layout);
   EPHOTO_EXPAND(ephoto->pager);
   EPHOTO_FILL(ephoto->pager);
   elm_box_pack_end(ephoto->layout, ephoto->pager);
   evas_object_show(ephoto->pager);

   ephoto->thumb_browser = ephoto_thumb_browser_add(ephoto, ephoto->layout);
   if (!ephoto->thumb_browser)
     {
        evas_object_del(ephoto->win);
        return NULL;
     }
   elm_table_pack(ephoto->pager, ephoto->thumb_browser, 0, 0, 1, 1);
   evas_object_smart_callback_add(ephoto->thumb_browser, "view",
                                  _ephoto_thumb_browser_view, ephoto);
   evas_object_smart_callback_add(ephoto->thumb_browser, "changed,directory",
                                  _ephoto_thumb_browser_changed_directory, ephoto);
   evas_object_smart_callback_add(ephoto->thumb_browser, "slideshow",
                                  _ephoto_thumb_browser_slideshow, ephoto);

   ephoto->single_browser = ephoto_single_browser_add(ephoto, ephoto->layout);
   if (!ephoto->single_browser)
     {
        evas_object_del(ephoto->win);
        return NULL;
     }
   elm_table_pack(ephoto->pager, ephoto->single_browser, 0, 0, 1, 1);
   evas_object_smart_callback_add(ephoto->single_browser, "back",
                                  _ephoto_single_browser_back, ephoto);
   evas_object_smart_callback_add(ephoto->single_browser, "slideshow",
                                  _ephoto_single_browser_slideshow, ephoto);
   ephoto->slideshow = ephoto_slideshow_add(ephoto, ephoto->layout);
   if (!ephoto->slideshow)
     {
        evas_object_del(ephoto->win);
        return NULL;
     }
   elm_table_pack(ephoto->pager, ephoto->slideshow, 0, 0, 1, 1);
   evas_object_smart_callback_add(ephoto->slideshow, "back",
                                  _ephoto_slideshow_back, ephoto);

   ephoto->dir_browser = ephoto_directory_browser_add(ephoto, ephoto->layout);
   EPHOTO_WEIGHT(ephoto->dir_browser, ephoto->config->left_size, EVAS_HINT_EXPAND);
   EPHOTO_FILL(ephoto->dir_browser);
   elm_box_pack_start(ephoto->layout, ephoto->dir_browser);
   evas_object_show(ephoto->dir_browser);

   ephoto->statusbar = elm_box_add(ephoto->main);
   evas_object_size_hint_min_set(ephoto->statusbar, 20 * elm_config_scale_get(),
                                 20 * elm_config_scale_get());
   elm_box_horizontal_set(ephoto->statusbar, EINA_TRUE);
   EPHOTO_WEIGHT(ephoto->statusbar, EVAS_HINT_EXPAND, EVAS_HINT_FILL);
   EPHOTO_FILL(ephoto->statusbar);
   elm_table_pack(ephoto->main, ephoto->statusbar, 0, 2, 1, 1);
   evas_object_show(ephoto->statusbar);

   ic = elm_icon_add(ephoto->statusbar);
   evas_object_size_hint_min_set(ic, 20 * elm_config_scale_get(),
                                 20 * elm_config_scale_get());
   ret = elm_icon_standard_set(ic, "folder");
   evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_BOTH, 1, 1);
   ephoto->folders_icon = ic;

   but = elm_button_add(ephoto->statusbar);
   elm_object_part_content_set(but, "icon", ic);
   if (!ret)
     elm_object_text_set(but, _("Show Folders"));
   evas_object_smart_callback_add(but, "clicked", _folder_icon_clicked, ephoto);
   elm_object_tooltip_text_set(but, _("Show Folders"));
   elm_object_tooltip_orient_set(but, ELM_TOOLTIP_ORIENT_RIGHT);
   elm_box_pack_end(ephoto->statusbar, but);
   evas_object_show(but);
   ephoto->folders_button = but;

   ephoto->controls_left = elm_box_add(ephoto->statusbar);
   elm_box_horizontal_set(ephoto->controls_left, EINA_TRUE);
   EPHOTO_WEIGHT(ephoto->controls_left, EVAS_HINT_FILL, EVAS_HINT_FILL);
   EPHOTO_FILL(ephoto->controls_left);
   elm_box_pack_end(ephoto->statusbar, ephoto->controls_left);
   evas_object_show(ephoto->controls_left);

   ephoto->infolabel = elm_label_add(ephoto->statusbar);
   elm_object_style_set(ephoto->infolabel, "info");
   elm_label_line_wrap_set(ephoto->infolabel, ELM_WRAP_MIXED);
   elm_label_ellipsis_set(ephoto->infolabel, EINA_TRUE);
   elm_object_text_set(ephoto->infolabel, _("Information"));
   EPHOTO_EXPAND(ephoto->infolabel);
   EPHOTO_FILL(ephoto->infolabel);

   elm_box_pack_end(ephoto->statusbar, ephoto->infolabel);
   evas_object_show(ephoto->infolabel);

   ephoto->controls_right = elm_box_add(ephoto->statusbar);
   elm_box_horizontal_set(ephoto->controls_right, EINA_TRUE);
   EPHOTO_WEIGHT(ephoto->controls_right, EVAS_HINT_FILL, EVAS_HINT_FILL);
   EPHOTO_FILL(ephoto->controls_right);
   elm_box_pack_end(ephoto->statusbar, ephoto->controls_right);
   evas_object_show(ephoto->controls_right);

   ic = elm_icon_add(ephoto->statusbar);
   evas_object_size_hint_min_set(ic, 20 * elm_config_scale_get(),
                                 20 * elm_config_scale_get());
   ret = elm_icon_standard_set(ic, "media-playback-start");
   evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_BOTH, 1, 1);

   but = elm_button_add(ephoto->statusbar);
   elm_object_part_content_set(but, "icon", ic);
   if (!ret)
     elm_object_text_set(but, _("Slideshow"));
   evas_object_smart_callback_add(but, "clicked",
                                  _slideshow_icon_clicked, ephoto);
   elm_object_tooltip_text_set(but, _("Slideshow"));
   elm_object_tooltip_orient_set(but, ELM_TOOLTIP_ORIENT_TOP);
   elm_box_pack_end(ephoto->statusbar, but);
   evas_object_show(but);

   ic = elm_icon_add(ephoto->statusbar);
   evas_object_size_hint_min_set(ic, 20 * elm_config_scale_get(),
                                 20 * elm_config_scale_get());
   ret = elm_icon_standard_set(ic, "preferences-other");
   evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_BOTH, 1, 1);

   but = elm_button_add(ephoto->statusbar);
   elm_object_part_content_set(but, "icon", ic);
   if (!ret)
     elm_object_text_set(but, _("Settings"));
   evas_object_smart_callback_add(but, "clicked",
                                  _settings_icon_clicked, ephoto);
   elm_object_tooltip_text_set(but, _("Settings"));
   elm_object_tooltip_orient_set(but, ELM_TOOLTIP_ORIENT_TOP);
   elm_box_pack_end(ephoto->statusbar, but);
   evas_object_show(but);

   ic = elm_icon_add(ephoto->statusbar);
   evas_object_size_hint_min_set(ic, 20 * elm_config_scale_get(),
                                 20 * elm_config_scale_get());
   ret = elm_icon_standard_set(ic, "application-exit");
   evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_BOTH, 1, 1);

   ephoto->exit = elm_button_add(ephoto->statusbar);
   elm_object_part_content_set(ephoto->exit, "icon", ic);
   if (!ret)
     elm_object_text_set(ephoto->exit, _("Exit"));
   evas_object_smart_callback_add(ephoto->exit, "clicked",
                                  _exit_icon_clicked, ephoto);
   elm_object_tooltip_text_set(ephoto->exit, _("Exit"));
   elm_object_tooltip_orient_set(ephoto->exit, ELM_TOOLTIP_ORIENT_TOP);
   evas_object_hide(ephoto->exit);

   if ((!path) || (!ecore_file_exists(path)))
     {
        if (ephoto->config->open)
          {
             if (!strcmp(ephoto->config->open, "Last"))
               path = ephoto->config->directory;
             else
               path = ephoto->config->open;
             if ((path) && (!ecore_file_exists(path)))
               path = NULL;
          }