MapWindow5/src/MW5.Tools/Helpers/InputHelper.cs at develop · MapWindow/MapWindow5 · GitHub

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using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using MW5.Shared;

using MW5.Shared.Log;

using MW5.Tools.Model.Layers;

using MW5.Tools.Model.Parameters;

using MW5.Tools.Model.Parameters.Layers;

namespace MW5.Tools.Helpers

{

/// <summary>

/// Extension method to work with input layer / datasource input parameters.

/// </summary>

internal static class InputHelper

{

/// <summary>

/// Sets callback to the input datasource to provide IStopExecution implementation

/// for MapWinGIS methods.

/// </summary>

public static void SetCallbackToInputs(this IEnumerable<BaseParameter> parameters, IGlobalListener callback)

{

foreach (var p in parameters.OfType<LayerParameterBase>())

{

var ds = p.Datasource;

if (ds != null)

{

ds.Callback = callback;

}

/// <summary>

/// Closes the input datasources.

/// </summary>

public static void CloseInputDatasources(this IEnumerable<BaseParameter> parameters)

{

foreach (var p in parameters.OfType<LayerParameterBase>())

{

var info = p.Value as IDatasourceInput;

if (info != null)

{

p.ClosedPointer = info.Pointer;

info.Close();

}

/// <summary>

/// Returns true if both inputs hold the same datasource.

/// </summary>

public static bool InputsAreEqual(IVectorInput input1, IVectorInput input2)

{

return input1.Datasource == input2.Datasource ||

(input1.Filename.EqualsIgnoreCase(input2.Filename) && !string.IsNullOrWhiteSpace(input1.Filename));

}

MapWindow5/src/MW5.Tools/Helpers/InputHelper.cs at develop · MapWindow/MapWindow5 · GitHub

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