src/ElmSharp/ElmSharp/FlipSelector.cs

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the License);
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an AS IS BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 using System;
  18 using System.Collections.Generic;
  19
  20 namespace ElmSharp
  21 {
  22     public class FlipSelector : Layout
  23     {
  24         SmartEvent _selected;
  25         SmartEvent _overflowed;
  26         SmartEvent _underflowed;
  27
  28         public FlipSelector(EvasObject parent) : base(parent)
  29         {
  30             _selected = new SmartEvent(this, Handle, "selected");
  31             _overflowed = new SmartEvent(this, Handle, "overflowed");
  32             _underflowed = new SmartEvent(this, Handle, "underflowed");
  33
  34             _selected.On += SelectedChanged;
  35             _overflowed.On += OverflowedChanged;
  36             _underflowed.On += UnderflowedChanged;
  37         }
  38
  39         public event EventHandler Selected;
  40         public event EventHandler Overflowed;
  41         public event EventHandler Underflowed;
  42
  43         public double Interval
  44         {
  45             get
  46             {
  47                 return Interop.Elementary.elm_flipselector_first_interval_get(Handle);
  48             }
  49             set
  50             {
  51                 Interop.Elementary.elm_flipselector_first_interval_set(Handle, value);
  52             }
  53         }
  54
  55         public FlipSelectorItem SelectedItem
  56         {
  57             get
  58             {
  59                 IntPtr handle = Interop.Elementary.elm_flipselector_selected_item_get(Handle);
  60                 return ItemObject.GetItemByHandle(handle) as FlipSelectorItem;
  61             }
  62         }
  63
  64         public FlipSelectorItem FirstItem
  65         {
  66             get
  67             {
  68                 IntPtr handle = Interop.Elementary.elm_flipselector_first_item_get(Handle);
  69                 return ItemObject.GetItemByHandle(handle) as FlipSelectorItem;
  70             }
  71         }
  72
  73         public FlipSelectorItem LastItem
  74         {
  75             get
  76             {
  77                 IntPtr handle = Interop.Elementary.elm_flipselector_last_item_get(Handle);
  78                 return ItemObject.GetItemByHandle(handle) as FlipSelectorItem;
  79             }
  80         }
  81
  82         public FlipSelectorItem Append(string text)
  83         {
  84             FlipSelectorItem item = new FlipSelectorItem(text);
  85             item.Handle = Interop.Elementary.elm_flipselector_item_append(Handle, text, null, (IntPtr)item.Id);
  86             return item;
  87         }
  88
  89         public FlipSelectorItem Prepend(string text)
  90         {
  91             FlipSelectorItem item = new FlipSelectorItem(text);
  92             item.Handle = Interop.Elementary.elm_flipselector_item_prepend(Handle, text, null, (IntPtr)item.Id);
  93             return item;
  94         }
  95
  96         public void Remove(FlipSelectorItem item)
  97         {
  98             if (item as FlipSelectorItem != null)
  99                 item.Delete();
 100         }
 101
 102         public void Next()
 103         {
 104             Interop.Elementary.elm_flipselector_flip_next(Handle);
 105         }
 106
 107         public void Prev()
 108         {
 109             Interop.Elementary.elm_flipselector_flip_prev(Handle);
 110         }
 111
 112         protected override IntPtr CreateHandle(EvasObject parent)
 113         {
 114             return Interop.Elementary.elm_flipselector_add(parent.Handle);
 115         }
 116
 117         void SelectedChanged(object sender, EventArgs e)
 118         {
 119             SelectedItem?.SendSelected();
 120             Selected?.Invoke(this, EventArgs.Empty);
 121         }
 122
 123         void OverflowedChanged(object sender, EventArgs e)
 124         {
 125             Overflowed?.Invoke(this, e);
 126         }
 127
 128         void UnderflowedChanged(object sender, EventArgs e)
 129         {
 130             Underflowed?.Invoke(this, e);
 131         }
 132     }
 133 }