Complete AutoGen examples

Examples/AutoGen/NativeFileDialogs.Net.Example.OpenDialogMultiple/Program.cs

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+// Copyright (c) Speykious
+// This file is part of NativeFileDialogs.NET.
+// NativeFileDialogs.NET is licensed under the Zlib License. See LICENSE for details.
+
+using System;
+using NativeFileDialogs.AutoGen;
+
+unsafe
+{
+    nfd.NFD_Init();
+
+    NfdnfilteritemT[] filterItems = new[]
+    {
+        new NfdnfilteritemT
+        {
+            Name = "Source code",
+            Spec = "c,cpp,cc",
+        },
+        new NfdnfilteritemT
+        {
+            Name = "Headers",
+            Spec = "h,hpp",
+        },
+    };
+
+    IntPtr pathSet;
+    NfdresultT result = nfd.NFD_OpenDialogMultipleN(&pathSet, filterItems, (uint)filterItems.Length, null);
+    switch (result)
+    {
+        case NfdresultT.NFD_OKAY:
+            Console.WriteLine("Success!");
+            uint count = 0;
+            nfd.NFD_PathSetGetCount(pathSet, ref count);
+            string[] outPaths = new string[count];
+
+            for (uint i = 0; i < count; i++)
+            {
+                sbyte* pathPtr;
+                nfd.NFD_PathSetGetPathN(pathSet, i, &pathPtr);
+                outPaths[i] = new string(pathPtr);
+            }
+
+            nfd.NFD_PathSetFree(pathSet);
+            foreach (string path in outPaths)
+                Console.WriteLine($"- {path}");
+
+            break;
+        case NfdresultT.NFD_CANCEL:
+            Console.WriteLine("User pressed Cancel.");
+            break;
+        default:
+            Console.WriteLine($"Error: {nfd.NFD_GetError()}");
+            break;
+    }
+
+    nfd.NFD_Quit();
+}