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/*
* Copyright (c) 2017 Samsung Electronics Co., Ltd All Rights Reserved
*
* 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;
namespace Tizen.WebView
{
/// <summary>
/// Argument from the SmartCallback.
/// </summary>
public class SmartCallbackArgs : EventArgs
{
private IntPtr _arg;
internal SmartCallbackArgs(IntPtr arg)
{
_arg = arg;
}
/// <summary>
/// Gets argument as integer type.
/// </summary>
/// <returns>Argument as integer type</returns>
public int GetAsInteger()
{
if (_arg == IntPtr.Zero)
{
return 0;
}
return Marshal.ReadInt32(_arg, 0);
}
/// <summary>
/// Gets argument as double type.
/// </summary>
/// <returns>Argument as double type</returns>
public double GetAsDouble()
{
if (_arg == IntPtr.Zero)
{
return 0d;
}
double[] ret = new double[1];
Marshal.Copy(_arg, ret, 0, 1);
return ret[0];
}
/// <summary>
/// Gets argument as boolean type.
/// </summary>
/// <returns>Argument as boolean type</returns>
public bool GetAsBoolean()
{
if (_arg == IntPtr.Zero)
{
return false;
}
return Marshal.ReadByte(_arg) != (byte)0;
}
/// <summary>
/// Gets argument as string type.
/// </summary>
/// <returns>Argument as string type</returns>
public string GetAsString()
{
if (_arg == IntPtr.Zero)
{
return string.Empty;
}
return Marshal.PtrToStringAnsi(_arg);
}
internal static SmartCallbackArgs CreateFromSmartEvent(IntPtr data, IntPtr obj, IntPtr info)
{
return new SmartCallbackArgs(info);
}
}
}
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