Added Node helpers

Author: trueromanus

src/EmptyFlow.SciterAPI/Client/HostNodeAPI.cs

@@ -0,0 +1,66 @@
+namespace EmptyFlow.SciterAPI {
+
+	public partial class SciterAPIHost {
+
+		/// <summary>
+		/// Remove node/element.
+		/// </summary>
+		/// <param name="node">Node or element.</param>
+		/// <param name="finalize">Finalize operation.</param>
+		/// <returns>Operation was sucessfully.</returns>
+		public bool NodeRemove ( nint node, bool finalize ) {
+			var domResult = m_basicApi.SciterNodeRemove ( node, finalize );
+			return domResult == DomResult.SCDOM_OK;
+		}
+
+		/// <summary>
+		/// Get next sibling of node/element.
+		/// </summary>
+		/// <param name="node">Node/Element.</param>
+		/// <returns>Next sibling node/element or zero.</returns>
+		public nint NodeNextSibling ( nint node ) {
+			var domResult = m_basicApi.SciterNodeNextSibling ( node, out var nextNode );
+			if ( domResult == DomResult.SCDOM_OK ) return nextNode;
+
+			return nint.Zero;
+		}
+
+		/// <summary>
+		/// Get previous sibling of node/element.
+		/// </summary>
+		/// <param name="node">Node/Element.</param>
+		/// <returns>Previous sibling node/element or zero.</returns>
+		public nint NodePreviousSibling ( nint node ) {
+			var domResult = m_basicApi.SciterNodePrevSibling ( node, out var nextNode );
+			if ( domResult == DomResult.SCDOM_OK ) return nextNode;
+
+			return nint.Zero;
+		}
+
+		/// <summary>
+		/// Get next sibling of node/element.
+		/// </summary>
+		/// <param name="node">Node/Element.</param>
+		/// <returns>Next sibling node/element or zero.</returns>
+		public nint NodeFirstChild ( nint node ) {
+			var domResult = m_basicApi.SciterNodeFirstChild ( node, out var nextNode );
+			if ( domResult == DomResult.SCDOM_OK ) return nextNode;
+
+			return nint.Zero;
+		}
+
+		/// <summary>
+		/// Get previous sibling of node/element.
+		/// </summary>
+		/// <param name="node">Node/Element.</param>
+		/// <returns>Previous sibling node/element or zero.</returns>
+		public nint NodeLastChild ( nint node ) {
+			var domResult = m_basicApi.SciterNodeLastChild ( node, out var nextNode );
+			if ( domResult == DomResult.SCDOM_OK ) return nextNode;
+
+			return nint.Zero;
+		}
+
+	}
+
+}

src/EmptyFlow.SciterAPI/EmptyFlow.SciterAPI.csproj

@@ -28,6 +28,11 @@
 			SciterAPIHost.FalseValue global false value
 			SciterAPIHost.NullValue global null value
 			SciterAPIHost.GetElementChildren get children by index
+			SciterAPIHost.NodeRemove remove node/element
+			SciterAPIHost.NodeNextSibling get next sibling node/element
+			SciterAPIHost.NodePreviousSibling get previous sibling node/element
+			SciterAPIHost.NodeFirstChild get first child
+			SciterAPIHost.NodeLastChild get last child
 		</PackageReleaseNotes>
 		<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
 	</PropertyGroup>