/*
 * Copyright(c) 2018 Samsung Electronics Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
using System;
using System.Runtime.InteropServices;
using System.ComponentModel;
using Tizen.NUI.BaseComponents;
using Tizen.NUI.Binding;
using Tizen.NUI.Binding.Internals;

namespace Tizen.NUI.UIComponents
{
    /// <summary>
    /// The slider is a control to enable sliding an indicator between two values.
    /// </summary>
    /// <since_tizen> 3 </since_tizen>
    public class Slider : View
    {
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty LowerBoundProperty = BindableProperty.Create("LowerBound", typeof(float), typeof(Slider), 0.0f, propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.LOWER_BOUND, new Tizen.NUI.PropertyValue((float)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            float temp = 0.0f;
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.LOWER_BOUND).Get(out temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty UpperBoundProperty = BindableProperty.Create("UpperBound", typeof(float), typeof(Slider), 1.0f, propertyChanged: (bindable, oldValue, newValue) => 
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.UPPER_BOUND, new Tizen.NUI.PropertyValue((float)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            float temp = 0.0f;
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.UPPER_BOUND).Get(out temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty ValueProperty = BindableProperty.Create("Value", typeof(float), typeof(Slider), default(float), BindingMode.TwoWay, propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.VALUE, new Tizen.NUI.PropertyValue((float)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            float temp = 0.0f;
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.VALUE).Get(out temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty TrackVisualProperty = BindableProperty.Create("TrackVisual", typeof(PropertyMap), typeof(Slider), new PropertyMap(), propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.TRACK_VISUAL, new Tizen.NUI.PropertyValue((PropertyMap)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            PropertyMap temp = new PropertyMap();
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.TRACK_VISUAL).Get(temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty HandleVisualProperty = BindableProperty.Create("HandleVisual", typeof(PropertyMap), typeof(Slider), new PropertyMap(), propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.HANDLE_VISUAL, new Tizen.NUI.PropertyValue((PropertyMap)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            PropertyMap temp = new PropertyMap();
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.HANDLE_VISUAL).Get(temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty ProgressVisualProperty = BindableProperty.Create("ProgressVisual", typeof(PropertyMap), typeof(Slider), new PropertyMap(), propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.PROGRESS_VISUAL, new Tizen.NUI.PropertyValue((PropertyMap)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            PropertyMap temp = new PropertyMap();
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.PROGRESS_VISUAL).Get(temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty PopupVisualProperty = BindableProperty.Create("PopupVisual", typeof(PropertyMap), typeof(Slider), new PropertyMap(), propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.POPUP_VISUAL, new Tizen.NUI.PropertyValue((PropertyMap)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            PropertyMap temp = new PropertyMap();
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.POPUP_VISUAL).Get(temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty PopupArrowVisualProperty = BindableProperty.Create("PopupArrowVisual", typeof(PropertyMap), typeof(Slider), new PropertyMap(), propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.POPUP_ARROW_VISUAL, new Tizen.NUI.PropertyValue((PropertyMap)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            PropertyMap temp = new PropertyMap();
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.POPUP_ARROW_VISUAL).Get(temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty DisabledColorProperty = BindableProperty.Create("DisabledColor", typeof(Vector4), typeof(Slider), Vector4.Zero, propertyChanged: (bindable, oldValue, newValue) => 
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.DISABLED_COLOR, new Tizen.NUI.PropertyValue((Vector4)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            Vector4 temp = new Vector4(0.0f, 0.0f, 0.0f, 0.0f);
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.DISABLED_COLOR).Get(temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty ValuePrecisionProperty = BindableProperty.Create("ValuePrecision", typeof(int), typeof(Slider), default(int), propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.VALUE_PRECISION, new Tizen.NUI.PropertyValue((int)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            int temp = 0;
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.VALUE_PRECISION).Get(out temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty ShowPopupProperty = BindableProperty.Create("ShowPopup", typeof(bool), typeof(Slider), false, propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.SHOW_POPUP, new Tizen.NUI.PropertyValue((bool)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            bool temp = false;
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.SHOW_POPUP).Get(out temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty ShowValueProperty = BindableProperty.Create("ShowValue", typeof(bool), typeof(Slider), false, propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.SHOW_VALUE, new Tizen.NUI.PropertyValue((bool)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            bool temp = false;
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.SHOW_VALUE).Get(out temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty MarksProperty = BindableProperty.Create("Marks", typeof(PropertyArray), typeof(Slider), new PropertyArray(), propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.MARKS, new Tizen.NUI.PropertyValue((PropertyArray)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            Tizen.NUI.PropertyArray temp = new Tizen.NUI.PropertyArray();
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.MARKS).Get(temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty MarkToleranceProperty = BindableProperty.Create("MarkTolerance", typeof(float), typeof(Slider), default(float), propertyChanged: (bindable, oldValue, newValue) =>
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.MARK_TOLERANCE, new Tizen.NUI.PropertyValue((float)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            float temp = 0.0f;
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.MARK_TOLERANCE).Get(out temp);
            return temp;
        });
        /// This will be public opened in tizen_5.0 after ACR done. Before ACR, need to be hidden as inhouse API.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public static readonly BindableProperty SnapToMarksProperty = BindableProperty.Create("SnapToMarks", typeof(bool), typeof(Slider), false, propertyChanged: (bindable, oldValue, newValue) => 
        {
            var slider = (Slider)bindable;
            if (newValue != null)
            {
                Tizen.NUI.Object.SetProperty(slider.swigCPtr, Slider.Property.SNAP_TO_MARKS, new Tizen.NUI.PropertyValue((bool)newValue));
            }
        },
        defaultValueCreator:(bindable) =>
        {
            var slider = (Slider)bindable;
            bool temp = false;
            Tizen.NUI.Object.GetProperty(slider.swigCPtr, Slider.Property.SNAP_TO_MARKS).Get(out temp);
            return temp;
        });

        private global::System.Runtime.InteropServices.HandleRef swigCPtr;
        private EventHandlerWithReturnType<object, ValueChangedEventArgs, bool> _sliderValueChangedEventHandler;
        private ValueChangedCallbackDelegate _sliderValueChangedCallbackDelegate;
        private EventHandlerWithReturnType<object, SlidingFinishedEventArgs, bool> _sliderSlidingFinishedEventHandler;
        private SlidingFinishedCallbackDelegate _sliderSlidingFinishedCallbackDelegate;
        private EventHandlerWithReturnType<object, MarkReachedEventArgs, bool> _sliderMarkReachedEventHandler;
        private MarkReachedCallbackDelegate _sliderMarkReachedCallbackDelegate;

        /// <summary>
        /// Creates the slider control.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public Slider() : this(Interop.Slider.Slider_New(), true)
        {
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
        }

        internal Slider(global::System.IntPtr cPtr, bool cMemoryOwn) : base(Interop.Slider.Slider_SWIGUpcast(cPtr), cMemoryOwn)
        {
            swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
        }

        internal Slider(Slider handle) : this(Interop.Slider.new_Slider__SWIG_1(Slider.getCPtr(handle)), true)
        {
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
        }

        [UnmanagedFunctionPointer(CallingConvention.StdCall)]
        private delegate bool ValueChangedCallbackDelegate(IntPtr slider, float slideValue);
        [UnmanagedFunctionPointer(CallingConvention.StdCall)]
        private delegate bool SlidingFinishedCallbackDelegate(IntPtr slider, float slideValue);
        [UnmanagedFunctionPointer(CallingConvention.StdCall)]
        private delegate bool MarkReachedCallbackDelegate(IntPtr slider, int slideValue);

        /// <summary>
        /// An event emitted when the slider value changes.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public event EventHandlerWithReturnType<object, ValueChangedEventArgs, bool> ValueChanged
        {
            add
            {
                if (_sliderValueChangedEventHandler == null)
                {
                    _sliderValueChangedCallbackDelegate = (OnValueChanged);
                    ValueChangedSignal().Connect(_sliderValueChangedCallbackDelegate);
                }
                _sliderValueChangedEventHandler += value;
            }
            remove
            {
                _sliderValueChangedEventHandler -= value;
                if (_sliderValueChangedEventHandler == null && ValueChangedSignal().Empty() == false)
                {
                    ValueChangedSignal().Disconnect(_sliderValueChangedCallbackDelegate);
                }
            }
        }

        /// <summary>
        /// An event emitted when the sliding is finished.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public event EventHandlerWithReturnType<object, SlidingFinishedEventArgs, bool> SlidingFinished
        {
            add
            {
                if (_sliderSlidingFinishedEventHandler == null)
                {
                    _sliderSlidingFinishedCallbackDelegate = (OnSlidingFinished);
                    SlidingFinishedSignal().Connect(_sliderSlidingFinishedCallbackDelegate);
                }
                _sliderSlidingFinishedEventHandler += value;
            }
            remove
            {
                _sliderSlidingFinishedEventHandler -= value;
                if (_sliderSlidingFinishedEventHandler == null && SlidingFinishedSignal().Empty() == false)
                {
                    SlidingFinishedSignal().Disconnect(_sliderSlidingFinishedCallbackDelegate);
                }
            }
        }

        /// <summary>
        /// An event emitted when the slider handle reaches a mark.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public event EventHandlerWithReturnType<object, MarkReachedEventArgs, bool> MarkReached
        {
            add
            {
                if (_sliderMarkReachedEventHandler == null)
                {
                    _sliderMarkReachedCallbackDelegate = (OnMarkReached);
                    MarkReachedSignal().Connect(_sliderMarkReachedCallbackDelegate);
                }
                _sliderMarkReachedEventHandler += value;
            }
            remove
            {
                _sliderMarkReachedEventHandler -= value;
                if (_sliderMarkReachedEventHandler == null && MarkReachedSignal().Empty() == false)
                {
                    MarkReachedSignal().Disconnect(_sliderMarkReachedCallbackDelegate);
                }
            }
        }

        /// <summary>
        /// The lower bound property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public float LowerBound
        {
            get
            {
                return (float)GetValue(LowerBoundProperty);
            }
            set
            {
                SetValue(LowerBoundProperty, value);
            }
        }

        /// <summary>
        /// The upper bound property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public float UpperBound
        {
            get
            {
                return (float)GetValue(UpperBoundProperty);
            }
            set
            {
                SetValue(UpperBoundProperty, value);
            }
        }

        /// <summary>
        /// The value property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public float Value
        {
            get
            {
                return (float)GetValue(ValueProperty);
            }
            set
            {
                SetValueAndForceSendChangeSignal(ValueProperty, value);
            }
        }

        /// <summary>
        /// The track visual property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public PropertyMap TrackVisual
        {
            get
            {
                return (PropertyMap)GetValue(TrackVisualProperty);
            }
            set
            {
                SetValue(TrackVisualProperty, value);
            }
        }

        /// <summary>
        /// The handle visual property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public PropertyMap HandleVisual
        {
            get
            {
                return (PropertyMap)GetValue(HandleVisualProperty);
            }
            set
            {
                SetValue(HandleVisualProperty, value);
            }
        }

        /// <summary>
        /// The progress visual property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public PropertyMap ProgressVisual
        {
            get
            {
                return (PropertyMap)GetValue(ProgressVisualProperty);
            }
            set
            {
                SetValue(ProgressVisualProperty, value);
            }
        }

        /// <summary>
        /// The popup visual property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public PropertyMap PopupVisual
        {
            get
            {
                return (PropertyMap)GetValue(PopupVisualProperty);
            }
            set
            {
                SetValue(PopupVisualProperty, value);
            }
        }

        /// <summary>
        /// The popup arrow visual property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public PropertyMap PopupArrowVisual
        {
            get
            {
                return (PropertyMap)GetValue(PopupArrowVisualProperty);
            }
            set
            {
                SetValue(PopupArrowVisualProperty, value);
            }
        }

        /// <summary>
        /// The disable color property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public Vector4 DisabledColor
        {
            get
            {
                return (Vector4)GetValue(DisabledColorProperty);
            }
            set
            {
                SetValue(DisabledColorProperty, value);
            }
        }

        /// <summary>
        /// The value precision property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public int ValuePrecision
        {
            get
            {
                return (int)GetValue(ValuePrecisionProperty);
            }
            set
            {
                SetValue(ValuePrecisionProperty, value);
            }
        }

        /// <summary>
        /// The show popup property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public bool ShowPopup
        {
            get
            {
                return (bool)GetValue(ShowPopupProperty);
            }
            set
            {
                SetValue(ShowPopupProperty, value);
            }
        }

        /// <summary>
        /// The show value property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public bool ShowValue
        {
            get
            {
                return (bool)GetValue(ShowValueProperty);
            }
            set
            {
                SetValue(ShowValueProperty, value);
            }
        }

        /// <summary>
        /// The marks property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public Tizen.NUI.PropertyArray Marks
        {
            get
            {
                return (PropertyArray)GetValue(MarksProperty);
            }
            set
            {
                SetValue(MarksProperty, value);
            }
        }

        /// <summary>
        /// The snap to marks property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public bool SnapToMarks
        {
            get
            {
                return (bool)GetValue(SnapToMarksProperty);
            }
            set
            {
                SetValue(SnapToMarksProperty, value);
            }
        }

        /// <summary>
        /// The mark tolerance property.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public float MarkTolerance
        {
            get
            {
                return (float)GetValue(MarkToleranceProperty);
            }
            set
            {
                SetValue(MarkToleranceProperty, value);
            }
        }

        /// Only used by the IL of xaml, will never changed to not hidden.
        [EditorBrowsable(EditorBrowsableState.Never)]
        public override bool IsCreateByXaml
        {
            get
            {
                return base.IsCreateByXaml;
            }
            set
            {
                base.IsCreateByXaml = value;

                if (value == true)
                {
                    this.ValueChanged += (obj, e) => {
                        this.Value = e.SlideValue;
                        return true;
                    };
                }
            }
        }

        /// <summary>
        /// Downcasts an object handle to the slider.<br />
        /// If the handle points to a slider, then the downcast produces a valid handle.<br />
        /// If not, then the returned handle is left uninitialized.<br />
        /// </summary>
        /// <param name="handle">The handle to an object.</param>
        /// <returns>The handle to a slider or an uninitialized handle.</returns>
        /// <since_tizen> 3 </since_tizen>
        public static Slider DownCast(BaseHandle handle)
        {
            Slider ret = Registry.GetManagedBaseHandleFromNativePtr(handle) as Slider;
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        internal static global::System.Runtime.InteropServices.HandleRef getCPtr(Slider obj)
        {
            return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
        }

        /// <summary>
        /// Gets the slider from the pointer.
        /// </summary>
        /// <param name="cPtr">The pointer of the slider.</param>
        /// <returns>The object of the slider type.</returns>
        internal static Slider GetSliderFromPtr(global::System.IntPtr cPtr)
        {
            Slider ret = Registry.GetManagedBaseHandleFromNativePtr(cPtr) as Slider;
            if (null == ret)
            {
                ret = Registry.GetManagedBaseHandleFromRefObject(cPtr) as Slider;
            }

            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        internal Slider Assign(Slider handle)
        {
            Slider ret = new Slider(Interop.Slider.Slider_Assign(swigCPtr, Slider.getCPtr(handle)), false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        internal SliderValueChangedSignal ValueChangedSignal()
        {
            SliderValueChangedSignal ret = new SliderValueChangedSignal(Interop.Slider.Slider_ValueChangedSignal(swigCPtr), false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        internal SliderValueChangedSignal SlidingFinishedSignal()
        {
            SliderValueChangedSignal ret = new SliderValueChangedSignal(Interop.Slider.Slider_SlidingFinishedSignal(swigCPtr), false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        internal SliderMarkReachedSignal MarkReachedSignal()
        {
            SliderMarkReachedSignal ret = new SliderMarkReachedSignal(Interop.Slider.Slider_MarkReachedSignal(swigCPtr), false);
            if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
            return ret;
        }

        /// <summary>
        /// Dispose.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        protected override void Dispose(DisposeTypes type)
        {
            if (disposed)
            {
                return;
            }

            //Release your own unmanaged resources here.
            //You should not access any managed member here except static instance.
            //because the execution order of Finalizes is non-deterministic.
            if (this != null)
            {
                if (_sliderValueChangedCallbackDelegate != null)
                {
                    ValueChangedSignal().Disconnect(_sliderValueChangedCallbackDelegate);
                }

                if (_sliderSlidingFinishedCallbackDelegate != null)
                {
                    SlidingFinishedSignal().Disconnect(_sliderSlidingFinishedCallbackDelegate);
                }

                if (_sliderMarkReachedCallbackDelegate != null)
                {
                    MarkReachedSignal().Disconnect(_sliderMarkReachedCallbackDelegate);
                }
            }

            if (swigCPtr.Handle != global::System.IntPtr.Zero)
            {
                if (swigCMemOwn)
                {
                    swigCMemOwn = false;
                    Interop.Slider.delete_Slider(swigCPtr);
                }
                swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
            }

            base.Dispose(type);
        }

        // Callback for Slider ValueChanged signal
        private bool OnValueChanged(IntPtr slider, float slideValue)
        {
            ValueChangedEventArgs e = new ValueChangedEventArgs();

            // Populate all members of "e" (ValueChangedEventArgs) with real page
            e.Slider = Slider.GetSliderFromPtr(slider);
            e.SlideValue = slideValue;

            if (_sliderValueChangedEventHandler != null)
            {
                //here we send all page to user event handlers
                return _sliderValueChangedEventHandler(this, e);
            }
            return false;
        }

        // Callback for Slider SlidingFinished signal
        private bool OnSlidingFinished(IntPtr slider, float slideValue)
        {
            SlidingFinishedEventArgs e = new SlidingFinishedEventArgs();

            // Populate all members of "e" (SlidingFinishedEventArgs) with real page
            e.Slider = Slider.GetSliderFromPtr(slider);
            e.SlideValue = slideValue;

            if (_sliderSlidingFinishedEventHandler != null)
            {
                //here we send all page to user event handlers
                return _sliderSlidingFinishedEventHandler(this, e);
            }
            return false;
        }

        // Callback for Slider MarkReached signal
        private bool OnMarkReached(IntPtr slider, int slideValue)
        {
            MarkReachedEventArgs e = new MarkReachedEventArgs();

            // Populate all members of "e" (MarkReachedEventArgs) with real page
            e.Slider = Slider.GetSliderFromPtr(slider);
            e.SlideValue = slideValue;

            if (_sliderMarkReachedEventHandler != null)
            {
                //here we send all page to user event handlers
                return _sliderMarkReachedEventHandler(this, e);
            }
            return false;
        }

        /// <summary>
        /// The ValueChanged event arguments.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public class ValueChangedEventArgs : EventArgs
        {
            private Slider _slider;
            private float _slideValue;

            /// <summary>
            /// The slider.
            /// </summary>
            /// <since_tizen> 3 </since_tizen>
            public Slider Slider
            {
                get
                {
                    return _slider;
                }
                set
                {
                    _slider = value;
                }
            }

            /// <summary>
            /// The slider value.
            /// </summary>
            /// <since_tizen> 3 </since_tizen>
            public float SlideValue
            {
                get
                {
                    return _slideValue;
                }
                set
                {
                    _slideValue = value;
                }
            }
        }

        /// <summary>
        /// The SlidingFinished event arguments.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public class SlidingFinishedEventArgs : EventArgs
        {
            private Slider _slider;
            private float _slideValue;

            /// <summary>
            /// The slider.
            /// </summary>
            /// <since_tizen> 3 </since_tizen>
            public Slider Slider
            {
                get
                {
                    return _slider;
                }
                set
                {
                    _slider = value;
                }
            }

            /// <summary>
            /// The slider value.
            /// </summary>
            /// <since_tizen> 3 </since_tizen>
            public float SlideValue
            {
                get
                {
                    return _slideValue;
                }
                set
                {
                    _slideValue = value;
                }
            }
        }

        /// <summary>
        /// The MarkReached event arguments.
        /// </summary>
        /// <since_tizen> 3 </since_tizen>
        public class MarkReachedEventArgs : EventArgs
        {
            private Slider _slider;
            private int _slideValue;

            /// <summary>
            /// The slider.
            /// </summary>
            /// <since_tizen> 3 </since_tizen>
            public Slider Slider
            {
                get
                {
                    return _slider;
                }
                set
                {
                    _slider = value;
                }
            }

            /// <summary>
            /// The slider value.
            /// </summary>
            /// <since_tizen> 3 </since_tizen>
            public int SlideValue
            {
                get
                {
                    return _slideValue;
                }
                set
                {
                    _slideValue = value;
                }
            }
        }

        internal new class Property
        {
            internal static readonly int LOWER_BOUND = Interop.Slider.Slider_Property_LOWER_BOUND_get();
            internal static readonly int UPPER_BOUND = Interop.Slider.Slider_Property_UPPER_BOUND_get();
            internal static readonly int VALUE = Interop.Slider.Slider_Property_VALUE_get();
            internal static readonly int TRACK_VISUAL = Interop.Slider.Slider_Property_TRACK_VISUAL_get();
            internal static readonly int HANDLE_VISUAL = Interop.Slider.Slider_Property_HANDLE_VISUAL_get();
            internal static readonly int PROGRESS_VISUAL = Interop.Slider.Slider_Property_PROGRESS_VISUAL_get();
            internal static readonly int POPUP_VISUAL = Interop.Slider.Slider_Property_POPUP_VISUAL_get();
            internal static readonly int POPUP_ARROW_VISUAL = Interop.Slider.Slider_Property_POPUP_ARROW_VISUAL_get();
            internal static readonly int DISABLED_COLOR = Interop.Slider.Slider_Property_DISABLED_COLOR_get();
            internal static readonly int VALUE_PRECISION = Interop.Slider.Slider_Property_VALUE_PRECISION_get();
            internal static readonly int SHOW_POPUP = Interop.Slider.Slider_Property_SHOW_POPUP_get();
            internal static readonly int SHOW_VALUE = Interop.Slider.Slider_Property_SHOW_VALUE_get();
            internal static readonly int MARKS = Interop.Slider.Slider_Property_MARKS_get();
            internal static readonly int SNAP_TO_MARKS = Interop.Slider.Slider_Property_SNAP_TO_MARKS_get();
            internal static readonly int MARK_TOLERANCE = Interop.Slider.Slider_Property_MARK_TOLERANCE_get();
        }
    }
}