/*
 * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
 *
 * BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright notice, this
 *      list of conditions and the following disclaimer.
 *   2. Redistributions in binary form must reproduce the above copyright notice,
 *      this list of conditions and the following disclaimer in the documentation
 *      and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#define FLIP_PICKER_MAX_LEN (3 + 1)
#define FLIP_PICKER_MAX_LEN_STR "3"

group { "elm/flipselector/event/default";
   inherit_only: 1;
   parts {
      rect { "event_top";
         mouse;
         desc { "default";
            color: 0 0 0 0;
         }
         desc { "disabled";
            inherit: "default";
            hid;
         }
      }
      rect { "event_bottom";
         mouse;
         desc { "default";
            color: 0 0 0 0;
         }
         desc { "disabled";
            inherit: "default";
            hid;
         }
      }
   }
   programs {
      program { "pressed_top";
         signal: "mouse,down,1";
         source: "event_top";
         action: SIGNAL_EMIT "elm,action,down,start" "elm";
      }
      program { "unpressed_top";
         signal: "mouse,up,1";
         source: "event_top";
         action: SIGNAL_EMIT "elm,action,down,stop" "elm";
      }
      program { "pressed_bottom";
         signal: "mouse,down,1";
         source: "event_bottom";
         action: SIGNAL_EMIT "elm,action,up,start" "elm";
      }
      program { "unpressed_bottom";
         signal: "mouse,up,1";
         source: "event_bottom";
         action: SIGNAL_EMIT "elm,action,up,stop" "elm";
      }
      program { "disabled";
         signal: "elm,state,disabled";
         source: "elm";
         action: STATE_SET "disabled";
         target: "event_top";
         target: "event_bottom";
         after: "on_disabled";
      }
      program { "enabled";
         signal: "elm,state,enabled";
         source: "elm";
         action: STATE_SET "default";
         target: "event_top";
         target: "event_bottom";
         after: "on_enabled";
      }
      program { "hidden_button";
         signal: "elm,state,button,hidden";
         source: "elm";
         after: "on_hidden_button";
      }
      program { "visible_button";
         signal: "elm,state,button,visible";
         source: "elm";
         after: "on_visible_button";
      }
   }
}

group { "elm/flipselector/base/template";
   inherit_only: 1;
   parts {
      spacer { "base";
         desc { "default";
         }
      }
      text { "elm.top";
         desc { "default";
         }
         desc { "disabled";
         }
      }
      text { "elm.bottom";
         desc { "default";
         }
         desc { "disabled";
         }
      }
   }
}

group { "elm/flipselector/base/default";
   images {
      image: "core_picker_arrow_up.png" COMP;
      image: "core_picker_arrow_down.png" COMP;
      image: "core_picker_bg_up.png" COMP;
      image: "core_picker_bg_down.png" COMP;
      image: "core_picker_bg_fixed.png" COMP;
      image: "core_picker_stroke_up.png" COMP;
      image: "core_picker_stroke_down.png" COMP;
      image: "core_picker_stroke_fixed.png" COMP;
   }
   data.item: "max_len" FLIP_PICKER_MAX_LEN_STR;
   parts {
      spacer { "base";
         scale;
         desc { "default";
            min: FLIPSELECTOR_BASE_SIZE_INC;
            max: FLIPSELECTOR_BASE_SIZE_INC;
         }
      }
      spacer { "base_top";
         scale;
         desc { "default";
            min: FLIPSELECTOR_TOP_SIZE_INC;
            max: FLIPSELECTOR_TOP_SIZE_INC;
            align: 0.5 0.0;
            fixed: 1 1;
            rel.to: "base";
            rel2.relative: 1.0 0.0;
         }
      }
      spacer { "base_bottom_fixed";
         scale;
         desc { "default";
            min: FLIPSELECTOR_BOTTOM_FIXED_SIZE_INC;
            max: FLIPSELECTOR_BOTTOM_FIXED_SIZE_INC;
            align: 0.5 1.0;
            fixed: 1 1;
            rel.to: "base";
            rel1.relative: 0.0 1.0;
         }
      }
      spacer { "base_bottom";
         scale;
         desc { "default";
            min: FLIPSELECTOR_BOTTOM_SIZE_INC;
            max: FLIPSELECTOR_BOTTOM_SIZE_INC;
            align: 0.5 0.0;
            fixed: 1 1;
            rel.to: "base_bottom_fixed";
            rel2.relative: 1.0 0.0;
         }
      }
      spacer { "text_width";
         nomouse;
         scale;
         desc { "default";
            fixed: 1 1;
            min: FLIPSELECTOR_TEXT_WIDTH_INC;
            rel.to: "divider";
            rel1.relative: 0.5 0.5;
            rel2.relative: 0.5 0.5;
         }
      }
      rect { "perspective";
         nomouse;
         scale;
         desc { "default";
            color: 0 0 0 0;
            rel.to: "divider";
            rel2.relative: 1.0 0.0;
            perspective {
               zplane: 0;
               focal: 1000;
            }
         }
      }
      image { "bg_top_fixed";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_top";
            image.normal: "core_picker_bg_up.png";
            color_class: "flipselector/default/bg_top";
         }
      }
      image { "stroke_top_fixed";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_top";
            image.normal: "core_picker_stroke_up.png";
            color_class: "flipselector/default/stroke";
         }
      }
      spacer { "padding_top_arrow";
         scale;
         desc { "default";
            fixed: 0 1;
            align: 0.5 0.0;
            min: FLIPSELECTOR_ARROW_TOP_PADDING_SIZE_INC;
            max: FLIPSELECTOR_ARROW_TOP_PADDING_SIZE_INC;
            rel.to: "base_top";
            rel2.relative: 1.0 0.0;
         }
      }
      image { "arrow_top_fixed";
         nomouse;
         scale;
         desc { "default";
            fixed: 1 1;
            min: FLIPSELECTOR_ARROW_TOP_BOTTOM_SIZE_INC;
            max: FLIPSELECTOR_ARROW_TOP_BOTTOM_SIZE_INC;
            align: 0.5 0.0;
            rel.to: "padding_top_arrow";
            rel1.relative: 0.0 1.0;
            image.normal: "core_picker_arrow_up.png";
            color_class: "flipselector/default/arrow";
         }
         desc { "hidden";
            inherit: "default";
            hid;
         }
      }
      text { "text_top_fixed";
         nomouse;
         scale;
         clip: "clipper_top";
         desc { "default";
            fixed: 1 1;
            rel.to: "text_width";
            rel2.relative: 1.0 0.0;
            text {
               font: "Tizen:weight=Light";
               size: FLIPSELECTOR_TEXT_MAX_SIZE_INC;
               size_range: FLIPSELECTOR_TEXT_MIN_SIZE_INC FLIPSELECTOR_TEXT_MAX_SIZE_INC;
               fit: 1 0;
               ellipsis: -1;
               align: 0.5 0.5;
               source: "elm.top";
               text_class: "tizen";
            }
            color_class: "flipselector/default/text";
         }
         desc { "disabled";
            inherit: "default";
            color_class: "flipselector/default/text_disabled";
         }
      }
      image { "bg_top";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_top";
            image.normal: "core_picker_bg_up.png";
            color_class: "flipselector/default/bg_top";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 360;
               }
            }
         }
         desc { "shrinked";
            inherit: "default";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 270;
               }
            }
         }
      }
      image { "stroke_top";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_top";
            image.normal: "core_picker_stroke_up.png";
            color_class: "flipselector/default/stroke";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 360;
               }
            }
         }
         desc { "shrinked";
            inherit: "default";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 270;
               }
            }
         }
      }
      image { "arrow_top";
         nomouse;
         scale;
         desc { "default";
            fixed: 1 1;
            min: FLIPSELECTOR_ARROW_TOP_BOTTOM_SIZE_INC;
            max: FLIPSELECTOR_ARROW_TOP_BOTTOM_SIZE_INC;
            align: 0.5 0.0;
            rel.to: "padding_top_arrow";
            rel1.relative: 0.0 1.0;
            image.normal: "core_picker_arrow_up.png";
            color_class: "flipselector/default/arrow";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 360;
               }
            }
         }
         desc { "shrinked";
            inherit: "default";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 270;
               }
            }
         }
         desc { "hidden";
            inherit: "default";
            hid;
         }
      }
      text { "elm.top";
         nomouse;
         scale;
         clip: "clipper_top";
         desc { "default";
            fixed: 1 1;
            rel.to: "text_width";
            rel2.relative: 1.0 0.0;
            text {
               font: "Tizen:weight=Light";
               size: FLIPSELECTOR_TEXT_MAX_SIZE_INC;
               size_range: FLIPSELECTOR_TEXT_MIN_SIZE_INC FLIPSELECTOR_TEXT_MAX_SIZE_INC;
               fit: 1 0;
               ellipsis: -1;
               align: 0.5 0.5;
               text_class: "tizen";
            }
            color_class: "flipselector/default/text";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 360;
               }
            }
         }
         desc { "shrinked";
            inherit: "default";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 270;
               }
            }
         }
         desc { "disabled";
            inherit: "default";
            color_class: "flipselector/default/text_disabled";
         }
      }
      rect { "clipper_top";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_top";
            color: 255 255 255 255;
         }
      }
      image { "bg_bottom_fixed";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_bottom_fixed";
            image.normal: "core_picker_bg_fixed.png";
            color_class: "flipselector/default/bg_bottom";
         }
      }
      image { "stroke_bottom_fixed";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_bottom_fixed";
            image.normal: "core_picker_stroke_fixed.png";
            color_class: "flipselector/default/stroke";
         }
      }
      spacer { "padding_bottom_arrow";
         scale;
         desc { "default";
            fixed: 0 1;
            align: 0.5 1.0;
            min: FLIPSELECTOR_ARROW_BOTTOM_PADDING_SIZE_INC;
            max: FLIPSELECTOR_ARROW_BOTTOM_PADDING_SIZE_INC;
            rel.to: "base_bottom";
            rel1.relative: 0.0 1.0;
         }
      }
      image { "arrow_bottom_fixed";
         nomouse;
         scale;
         desc { "default";
            fixed: 1 1;
            min: FLIPSELECTOR_ARROW_TOP_BOTTOM_SIZE_INC;
            max: FLIPSELECTOR_ARROW_TOP_BOTTOM_SIZE_INC;
            align: 0.5 1.0;
            rel.to: "padding_bottom_arrow";
            rel2.relative: 1.0 0.0;
            image.normal: "core_picker_arrow_down.png";
            color_class: "flipselector/default/arrow";
         }
         desc { "hidden";
            inherit: "default";
            hid;
         }
      }
      text { "text_bottom_fixed";
         nomouse;
         scale;
         clip: "clipper_bottom";
         desc { "default";
            fixed: 1 1;
            rel.to: "text_width";
            rel2.relative: 1.0 0.0;
            text {
               font: "Tizen:weight=Light";
               size: FLIPSELECTOR_TEXT_MAX_SIZE_INC;
               size_range: FLIPSELECTOR_TEXT_MIN_SIZE_INC FLIPSELECTOR_TEXT_MAX_SIZE_INC;
               fit: 1 0;
               ellipsis: -1;
               align: 0.5 0.5;
               source: "elm.bottom";
               text_class: "tizen";
            }
            color_class: "flipselector/default/text";
         }
         desc { "disabled";
            inherit: "default";
            color_class: "flipselector/default/text_disabled";
         }
      }
      image { "bg_bottom";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_bottom";
            image.normal: "core_picker_bg_down.png";
            color_class: "flipselector/default/bg_bottom";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 0;
               }
            }
         }
         desc { "shrinked";
            inherit: "default";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 90;
               }
            }
         }
      }
      image { "stroke_bottom";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_bottom";
            image.normal: "core_picker_stroke_down.png";
            color_class: "flipselector/default/stroke";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 0;
               }
            }
         }
         desc { "shrinked";
            inherit: "default";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 90;
               }
            }
         }
      }
      image { "arrow_bottom";
         nomouse;
         scale;
         desc { "default";
            fixed: 1 1;
            min: FLIPSELECTOR_ARROW_TOP_BOTTOM_SIZE_INC;
            max: FLIPSELECTOR_ARROW_TOP_BOTTOM_SIZE_INC;
            align: 0.5 1.0;
            rel.to: "padding_bottom_arrow";
            rel2.relative: 1.0 0.0;
            image.normal: "core_picker_arrow_down.png";
            color_class: "flipselector/default/arrow";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 0;
               }
            }
         }
         desc { "shrinked";
            inherit: "default";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 90;
               }
            }
         }
         desc { "hidden";
            inherit: "default";
            hid;
         }
      }
      text { "elm.bottom";
         nomouse;
         scale;
         clip: "clipper_bottom";
         desc { "default";
            fixed: 1 1;
            rel.to: "text_width";
            rel2.relative: 1.0 0.0;
            text {
               font: "Tizen:weight=Light";
               size: FLIPSELECTOR_TEXT_MAX_SIZE_INC;
               size_range: FLIPSELECTOR_TEXT_MIN_SIZE_INC FLIPSELECTOR_TEXT_MAX_SIZE_INC;
               fit: 1 0;
               ellipsis: -1;
               align: 0.5 0.5;
               text_class: "tizen";
            }
            color_class: "flipselector/default/text";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 0;
               }
            }
         }
         desc { "shrinked";
            inherit: "default";
            map {
               on: 1;
               perspective_on: 1;
               perspective: "perspective";
               smooth: 1;
               rotation {
                  center: "divider";
                  x: 90;
               }
            }
         }
         desc { "disabled";
            inherit: "default";
            color_class: "flipselector/default/text_disabled";
         }
      }
      rect { "clipper_bottom";
         nomouse;
         scale;
         desc { "default";
            rel.to: "base_bottom_fixed";
            color: 255 255 255 255;
         }
      }
      rect { "divider";
         nomouse;
         scale;
         desc { "default";
            min: FLIPSELECTOR_DIVIDER_SIZE_INC;
            align: 0.5 0.0;
            rel1.to: "base_top";
            rel1.relative: 0.0 1.0;
            rel2.to: "base_bottom";
            rel2.relative: 1.0 0.0;
            fixed: 1 1;
            color_class: "flipselector/default/divider";
         }
      }
   }
   inherit: "elm/flipselector/event/default";
   parts {
      rect { "event_top";
         mouse;
         desc { "default";
            rel.to: "base_top";
         }
         desc { "disabled";
            rel.to: "base_top";
         }
      }
      rect { "event_bottom";
         mouse;
         desc { "default";
            rel.to: "base_bottom_fixed";
         }
         desc { "disabled";
            rel.to: "base_bottom_fixed";
         }
      }
   }
   //FIXME: quick successive clicks on, say, up, lead to nastiness
   script {
      public cur, prev, next, lock;

      flip_down(str[]) {
         new tmp[FLIP_PICKER_MAX_LEN];
         if (get_int(lock) == 1) {
            replace_str(next, 0, str);
            return;
         }
         fetch_str(cur, 0, tmp, FLIP_PICKER_MAX_LEN);

         if (strncmp(tmp, "", FLIP_PICKER_MAX_LEN) == 0)
            get_text(PART:"elm.top", tmp, FLIP_PICKER_MAX_LEN);

         set_text(PART:"text_bottom_fixed", tmp);
         set_text(PART:"elm.top", tmp);

         replace_str(prev, 0, tmp);

         set_state(PART:"elm.bottom", "shrinked", 0.0);
         set_text(PART:"elm.bottom", str);
         set_text(PART:"text_top_fixed", str);

         set_state(PART:"bg_bottom", "shrinked", 0.0);
         set_state(PART:"stroke_bottom", "shrinked", 0.0);
         set_state(PART:"arrow_bottom", "shrinked", 0.0);

         replace_str(cur, 0, str);

         set_int(lock, 1);
         anim(0.2, "animator_top_down", 1);
      }
      flip_up(str[]) {
         new tmp[FLIP_PICKER_MAX_LEN];
         if (get_int(lock) == 1) {
            replace_str(next, 0, str);
            return;
         }

         fetch_str(cur, 0, tmp, FLIP_PICKER_MAX_LEN);

         if (strncmp(tmp, "", FLIP_PICKER_MAX_LEN) == 0)
            get_text(PART:"elm.bottom", tmp, FLIP_PICKER_MAX_LEN);

         set_text(PART:"text_top_fixed", tmp);
         set_text(PART:"elm.bottom", tmp);

         replace_str(prev, 0, tmp);

         set_state(PART:"elm.top", "shrinked", 0.0);
         set_text(PART:"elm.top", str);
         set_text(PART:"text_bottom_fixed", str);

         set_state(PART:"bg_top", "shrinked", 0.0);
         set_state(PART:"stroke_top", "shrinked", 0.0);
         set_state(PART:"arrow_top", "shrinked", 0.0);

         replace_str(cur, 0, str);

         set_int(lock, 1);
         anim(0.2, "animator_bottom_up", 1);
      }
      public animator_top_down(val, Float:pos) {
         set_tween_state(PART:"elm.top", pos, "default", 0.0, "shrinked", 0.0);
         set_tween_state(PART:"bg_top", pos, "default", 0.0, "shrinked", 0.0);
         set_tween_state(PART:"stroke_top", pos, "default", 0.0, "shrinked", 0.0);
         set_tween_state(PART:"arrow_top", pos, "default", 0.0, "shrinked", 0.0);

         if (pos >= 1.0)
           {
              new tmp[FLIP_PICKER_MAX_LEN];
              fetch_str(cur, 0, tmp, FLIP_PICKER_MAX_LEN);
              set_text(PART:"elm.top", tmp);
              set_state(PART:"elm.top", "default", 0.0);

              set_state(PART:"bg_top", "default", 0.0);
              set_state(PART:"stroke_top", "default", 0.0);
              set_state(PART:"arrow_top", "default", 0.0);

              anim(0.2, "animator_bottom_down", val);
           }
      }
      public animator_bottom_down(val, Float:pos) {
         new tmp[FLIP_PICKER_MAX_LEN];

         set_tween_state(PART:"elm.bottom", pos, "shrinked", 0.0, "default", 0.0);
         set_tween_state(PART:"bg_bottom", pos, "shrinked", 0.0, "default", 0.0);
         set_tween_state(PART:"stroke_bottom", pos, "shrinked", 0.0, "default", 0.0);
         set_tween_state(PART:"arrow_bottom", pos, "shrinked", 0.0, "default", 0.0);

         if (pos >= 1.0) {
            set_state(PART:"bg_bottom", "default", 0.0);
            set_state(PART:"stroke_bottom", "default", 0.0);
            set_state(PART:"arrow_bottom", "default", 0.0);
            set_int(lock, 0);
            fetch_str(next, 0, tmp, FLIP_PICKER_MAX_LEN);
            if (strncmp(tmp, "", FLIP_PICKER_MAX_LEN) != 0) {
               replace_str(next, 0, "");
               flip_down(tmp);
            }
         }
      }
      public animator_bottom_up(val, Float:pos) {
         set_tween_state(PART:"elm.bottom", pos, "default", 0.0, "shrinked", 0.0);
         set_tween_state(PART:"bg_bottom", pos, "default", 0.0, "shrinked", 0.0);
         set_tween_state(PART:"stroke_bottom", pos, "default", 0.0, "shrinked", 0.0);
         set_tween_state(PART:"arrow_bottom", pos, "default", 0.0, "shrinked", 0.0);

         if (pos >= 1.0)
           {
              new tmp[FLIP_PICKER_MAX_LEN];
              fetch_str(cur, 0, tmp, FLIP_PICKER_MAX_LEN);
              set_text(PART:"elm.bottom", tmp);
              set_state(PART:"elm.bottom", "default", 0.0);

              set_state(PART:"bg_bottom", "default", 0.0);
              set_state(PART:"stroke_bottom", "default", 0.0);
              set_state(PART:"arrow_bottom", "default", 0.0);

              anim(0.2, "animator_top_up", val);
           }
      }
      public animator_top_up(val, Float:pos) {
         new tmp[FLIP_PICKER_MAX_LEN];

         set_tween_state(PART:"elm.top", pos, "shrinked", 0.0, "default", 0.0);
         set_tween_state(PART:"bg_top", pos, "shrinked", 0.0, "default", 0.0);
         set_tween_state(PART:"stroke_top", pos, "shrinked", 0.0, "default", 0.0);
         set_tween_state(PART:"arrow_top", pos, "shrinked", 0.0, "default", 0.0);

         if (pos >= 1.0) {
            set_state(PART:"bg_top", "default", 0.0);
            set_state(PART:"stroke_top", "default", 0.0);
            set_state(PART:"arrow_top", "default", 0.0);
            set_int(lock, 0);
            fetch_str(next, 0, tmp, FLIP_PICKER_MAX_LEN);
            if (strncmp(tmp, "", FLIP_PICKER_MAX_LEN) != 0) {
               replace_str(next, 0, "");
               flip_up(tmp);
            }
         }
      }
      public message(Msg_Type:type, id, ...) {
         if ((type == MSG_STRING) && (id == 1)) {
            new value[FLIP_PICKER_MAX_LEN];
            snprintf(value, FLIP_PICKER_MAX_LEN, "%s", getarg(2));
            flip_down(value);
         } else  if ((type == MSG_STRING) && (id == 2)) {
            new value[FLIP_PICKER_MAX_LEN];
            snprintf(value, FLIP_PICKER_MAX_LEN, "%s", getarg(2));
            flip_up(value);
         }
      }
   }
   programs {
      program {
         signal: "load";
         source: "";
         script {
            append_str(cur, "");
            append_str(prev, "");
            append_str(next, "");
            set_int(lock, 0);
         }
      }
      program { "on_hidden_button";
         action: STATE_SET "hidden";
         target: "arrow_top";
         target: "arrow_top_fixed";
         target: "arrow_bottom";
         target: "arrow_bottom_fixed";
      }
      program { "on_visible_button";
         action: STATE_SET "default";
         target: "arrow_top";
         target: "arrow_top_fixed";
         target: "arrow_bottom";
         target: "arrow_bottom_fixed";
      }
      program { "on_disabled";
         action: STATE_SET "disabled";
         target: "elm.bottom";
         target: "elm.top";
         target: "text_bottom_fixed";
         target: "text_top_fixed";
      }
      program { "on_enabled";
         action: STATE_SET "default";
         target: "elm.bottom";
         target: "elm.top";
         target: "text_bottom_fixed";
         target: "text_top_fixed";
      }
   }
}