Completed work on ComDlg32

PInvoke/ComDlg32/Vanara.PInvoke.ComDlg32.csproj

@@ -22,6 +22,8 @@ OPENFILENAME
   </PropertyGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\Core\Vanara.Core.csproj" />
+    <ProjectReference Include="..\Kernel32\Vanara.PInvoke.Kernel32.csproj" />
     <ProjectReference Include="..\Shared\Vanara.PInvoke.Shared.csproj" />
+    <ProjectReference Include="..\User32\Vanara.PInvoke.User32.csproj" />
   </ItemGroup>
 </Project>

UnitTests/PInvoke/ComDlg32/ComDlg32Tests.cs

@@ -3,6 +3,7 @@ using NUnit.Framework.Internal;
 using System;
 using System.Runtime.InteropServices;
 using static Vanara.PInvoke.ComDlg32;
+using static Vanara.PInvoke.User32;
 
 namespace Vanara.PInvoke.Tests
 {
@@ -19,6 +20,19 @@ namespace Vanara.PInvoke.Tests
 		{
 		}
 
+		[Test]
+		public void ChooseColorTest()
+		{
+			var cc = new CHOOSECOLOR
+			{
+				lStructSize = (uint)Marshal.SizeOf(typeof(CHOOSECOLOR)),
+				rgbResult = System.Drawing.Color.Red,
+				Flags = CC.CC_RGBINIT,
+				hwndOwner = GetDesktopWindow()
+			};
+			Assert.That(ChooseColor(ref cc), Is.True);
+		}
+
 		[Test]
 		public void GetOpenFileNameTest()
 		{
@@ -33,8 +47,45 @@ namespace Vanara.PInvoke.Tests
 				nFilterIndex = 1,
 				Flags = OFN.OFN_PATHMUSTEXIST | OFN.OFN_FILEMUSTEXIST
 			};
-			Assert.That(GetOpenFileName(ref ofn), ResultIs.Successful);
+			Assert.That(GetOpenFileName(ref ofn), Is.True);
 			Assert.That(ofn.lpstrFilter.Length, Is.GreaterThan(0));
 		}
+
+		[Test]
+		public void FindTextTest()
+		{
+			using var wnd = new DlgWin(RegisterWindowMessage(FINDMSGSTRING));
+			var fwch = new char[261];
+			var fw = new string(fwch);
+			var fr = new FINDREPLACE
+			{
+				lStructSize = (uint)Marshal.SizeOf(typeof(FINDREPLACE)),
+				hwndOwner = wnd.MessageWindowHandle,
+				lpstrFindWhat = fw,
+				wFindWhatLen = (ushort)fwch.Length,
+			};
+			Assert.That(wnd.hdlg = FindText(ref fr), Is.True);
+		}
+
+		class DlgWin : SystemEventHandler
+		{
+			uint rmsg;
+			internal HWND hdlg = default;
+
+			public DlgWin(uint m)
+			{
+				rmsg = m;
+			}
+
+			protected override bool PreprocessMessage(in MSG msg) => IsDialogMessage(hdlg, msg);
+
+			protected override bool MessageFilter(HWND hwnd, uint msg, IntPtr wParam, IntPtr lParam, out IntPtr lReturn)
+			{
+				lReturn = default;
+				if (msg == rmsg)
+					return true;
+				return false;
+			}
+		}
 	}
 }