//------------------------------------------------------------------------------
// <auto-generated />
//
// This file was automatically generated by SWIG (http://www.swig.org).
// Version 3.0.9
//
// Do not make changes to this file unless you know what you are doing--modify
// the SWIG interface file instead.
//------------------------------------------------------------------------------

namespace Dali {

using System;
using System.Runtime.InteropServices;

public class StyleManager : BaseHandle {
  private global::System.Runtime.InteropServices.HandleRef swigCPtr;

  internal StyleManager(global::System.IntPtr cPtr, bool cMemoryOwn) : base(NDalicPINVOKE.StyleManager_SWIGUpcast(cPtr), cMemoryOwn) {
    swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  }

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

  ~StyleManager() {
    Dispose();
  }

  public override void Dispose() {
    lock(this) {
      if (swigCPtr.Handle != global::System.IntPtr.Zero) {
        if (swigCMemOwn) {
          swigCMemOwn = false;
          NDalicPINVOKE.delete_StyleManager(swigCPtr);
        }
        swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
      }
      global::System.GC.SuppressFinalize(this);
      base.Dispose();
    }
  }



/**
  * @brief Event arguments that passed via StyleChanged signal
  *
  */
public class StyleChangedEventArgs : EventArgs
{
   private StyleManager _styleManager;
   private Dali.StyleChangeType _styleChange;

   /**
     * @brief StyleManager - is the StyleManager that informs applications of system theme change,
     * and supports application theme change at runtime.
     *
     */
   public StyleManager StyleManager
   {
      get
      {
         return _styleManager;
      }
      set
      {
         _styleManager = value;
      }
   }

   /**
     * @brief StyleChange - contains Style change information (default font changed or
     * default font size changed or theme has changed)
     *
     */
   public Dali.StyleChangeType StyleChange
   {
      get
      {
         return _styleChange;
      }
      set
      {
         _styleChange = value;
      }
   }

}

  [UnmanagedFunctionPointer(CallingConvention.StdCall)]
  private delegate void StyleChangedCallbackDelegate(IntPtr styleManager, Dali.StyleChangeType styleChange);
  private DaliEventHandler<object,StyleChangedEventArgs> _styleManagerStyleChangedEventHandler;
  private StyleChangedCallbackDelegate _styleManagerStyleChangedCallbackDelegate;

  /**
    * @brief Event for StyleChanged signal which can be used to subscribe/unsubscribe the
    * event handler (in the type of StyleChangedEventHandler-DaliEventHandler<object,StyleChangedEventArgs>) 
    * provided by the user. StyleChanged signal is is emitted after the style (e.g. theme/font change) has changed
    * and the controls have been informed.
    */
  public event DaliEventHandler<object,StyleChangedEventArgs> StyleChanged
  {
     add
     {
        lock(this)
        {
           // Restricted to only one listener
           if (_styleManagerStyleChangedEventHandler == null)
           {
              _styleManagerStyleChangedEventHandler += value;

              _styleManagerStyleChangedCallbackDelegate = new StyleChangedCallbackDelegate(OnStyleChanged);
              this.StyleChangedSignal().Connect(_styleManagerStyleChangedCallbackDelegate);
           }
        }
     }

     remove
     {
        lock(this)
        {
           if (_styleManagerStyleChangedEventHandler != null)
           {
              this.StyleChangedSignal().Disconnect(_styleManagerStyleChangedCallbackDelegate);
           }

           _styleManagerStyleChangedEventHandler -= value;
        }
     }
  }

  // Callback for StyleManager StyleChangedsignal
  private void OnStyleChanged(IntPtr styleManager, Dali.StyleChangeType styleChange)
  {
     StyleChangedEventArgs e = new StyleChangedEventArgs();

     // Populate all members of "e" (StyleChangedEventArgs) with real data
     e.StyleManager = StyleManager.GetStyleManagerFromPtr( styleManager );
     e.StyleChange = styleChange;

     if (_styleManagerStyleChangedEventHandler != null)
     {
        //here we send all data to user event handlers
        _styleManagerStyleChangedEventHandler(this, e);
     }
  }

   public static StyleManager GetStyleManagerFromPtr(global::System.IntPtr cPtr) {
      StyleManager ret = new StyleManager(cPtr, false);
      if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
      return ret;
   }


  public StyleManager() : this(NDalicPINVOKE.new_StyleManager(), true) {
    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  }

  public static StyleManager Get() {
    StyleManager ret = new StyleManager(NDalicPINVOKE.StyleManager_Get(), true);
    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public void ApplyTheme(string themeFile) {
    NDalicPINVOKE.StyleManager_ApplyTheme(swigCPtr, themeFile);
    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  }

  public void ApplyDefaultTheme() {
    NDalicPINVOKE.StyleManager_ApplyDefaultTheme(swigCPtr);
    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  }

  public void SetStyleConstant(string key, Property.Value value) {
    NDalicPINVOKE.StyleManager_SetStyleConstant(swigCPtr, key, Property.Value.getCPtr(value));
    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  }

  public bool GetStyleConstant(string key, Property.Value valueOut) {
    bool ret = NDalicPINVOKE.StyleManager_GetStyleConstant(swigCPtr, key, Property.Value.getCPtr(valueOut));
    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

  public void ApplyStyle(View control, string jsonFileName, string styleName) {
    NDalicPINVOKE.StyleManager_ApplyStyle(swigCPtr, View.getCPtr(control), jsonFileName, styleName);
    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  }

  public StyleChangedSignal StyleChangedSignal() {
    StyleChangedSignal ret = new StyleChangedSignal(NDalicPINVOKE.StyleManager_StyleChangedSignal(swigCPtr), false);
    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
    return ret;
  }

}

}