Initial commit

.gitignore

@@ -0,0 +1,5 @@
+bin/
+obj/
+/packages/
+riderModule.iml
+/_ReSharper.Caches/

.idea/.idea.ZwlrLayerShell/.idea/.gitignore

@@ -0,0 +1,13 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Rider ignored files
+/modules.xml
+/contentModel.xml
+/projectSettingsUpdater.xml
+/.idea.ZwlrLayerShell.iml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/.idea.ZwlrLayerShell/.idea/encodings.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding" addBOMForNewFiles="with BOM under Windows, with no BOM otherwise" />
+</project>

.idea/.idea.ZwlrLayerShell/.idea/indexLayout.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="UserContentModel">
+    <attachedFolders />
+    <explicitIncludes />
+    <explicitExcludes />
+  </component>
+</project>

.idea/.idea.ZwlrLayerShell/.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

ZwlrLayerShell.sln

@@ -0,0 +1,16 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ZwlrLayerShell", "ZwlrLayerShell\ZwlrLayerShell.csproj", "{1FF15866-C974-4CDA-9D7B-D703537BBB66}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{1FF15866-C974-4CDA-9D7B-D703537BBB66}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{1FF15866-C974-4CDA-9D7B-D703537BBB66}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{1FF15866-C974-4CDA-9D7B-D703537BBB66}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{1FF15866-C974-4CDA-9D7B-D703537BBB66}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal

ZwlrLayerShell/LayerShell.cs

@@ -0,0 +1,313 @@
+using System.Runtime.InteropServices;
+using Gtk;
+using Monitor = Gdk.Monitor;
+
+namespace ZwlrLayerShell;
+
+/// <summary>
+/// C# bindings for the gtk4-layer-shell library for use with GirCore.Gtk-4.0. This should be linked before libwayland-client such as by running <see cref="IsSupported"/> before creating the application.
+/// </summary>
+/// <code>
+/// if (!LayerShell.IsSupported()) {
+///     return;
+/// }
+///
+/// var application = Application.New("com.example.GtkApplication", Gio.ApplicationFlags.None);
+/// application.Run();
+/// </code>
+/// <seealso href="https://wayland.app/protocols/wlr-layer-shell-unstable-v1"/>
+public static class LayerShell
+{
+    [DllImport("gtk4-layer-shell")]
+    static extern uint gtk_layer_get_major_version();
+
+    [DllImport("gtk4-layer-shell")]
+    static extern uint gtk_layer_get_minor_version();
+
+    [DllImport("gtk4-layer-shell")]
+    static extern uint gtk_layer_get_micro_version();
+
+    /// <summary>
+    /// Get the version of the gtk4-layer-shell library being used.
+    /// </summary>
+    /// <returns>Major, minor, and micro version numbers</returns>
+    public static (uint, uint, uint) GetLibraryVersion()
+    {
+        return (gtk_layer_get_major_version(), gtk_layer_get_minor_version(), gtk_layer_get_micro_version());
+    }
+
+    [DllImport("gtk4-layer-shell")]
+    static extern bool gtk_layer_is_supported();
+
+    /// <summary>
+    /// Checks if running on a Wayland compositor that supports the zwlr_layer_shell_v1 extension.
+    /// </summary>
+    public static bool IsSupported() => gtk_layer_is_supported();
+
+    [DllImport("gtk4-layer-shell")]
+    static extern uint gtk_layer_get_protocol_version();
+
+    /// <summary>
+    /// Get the version of the zwlr_layer_shell_v1 being used.
+    /// </summary>
+    /// <returns>Version number</returns>
+    public static uint GetProtocolVersion() => gtk_layer_get_protocol_version();
+
+    [DllImport("gtk4-layer-shell")]
+    static extern void gtk_layer_init_for_window(IntPtr window);
+
+    /// <summary>
+    /// Assigns the layer_surface role to a GTK window.
+    /// </summary>
+    /// <param name="window">GTK window to initialzie</param>
+    public static void InitForWindow(Window window) =>
+        gtk_layer_init_for_window(window.Handle.DangerousGetHandle());
+
+    [DllImport("gtk4-layer-shell")]
+    static extern bool gtk_layer_is_layer_window(IntPtr window);
+
+    /// <summary>
+    /// Check if the window has been initialized with the layer_surface role.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <returns>Whether the window is a layer_surface</returns>
+    public static bool IsLayerWindow(Window window) => gtk_layer_is_layer_window(window.Handle.DangerousGetHandle());
+
+    [DllImport("gtk4-layer-shell")]
+    static extern void gtk_layer_set_namespace(IntPtr window, string nameSpace);
+
+    /// <summary>
+    /// Set the namespace for the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="nameSpace">Namespace to set</param>
+    public static void SetNamespace(Window window, string nameSpace) =>
+        gtk_layer_set_namespace(window.Handle.DangerousGetHandle(), nameSpace);
+
+    [DllImport("gtk4-layer-shell")]
+    static extern string gtk_layer_get_namespace(IntPtr window);
+
+    /// <summary>
+    /// Get the namespace of the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <returns>Namespace of the window or "gtk4-layer-shell" if none is set</returns>
+    public static string GetNamespace(Window window) => gtk_layer_get_namespace(window.Handle.DangerousGetHandle());
+
+    [DllImport("gtk4-layer-shell")]
+    static extern void gtk_layer_set_layer(IntPtr window, Layer layer);
+
+    /// <summary>
+    /// Set the layer of the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="layer">zwlr_layer_shell_v1::layer</param>
+    public static void SetLayer(Window window, Layer layer) =>
+        gtk_layer_set_layer(window.Handle.DangerousGetHandle(), layer);
+
+    [DllImport("gtk4-layer-shell")]
+    static extern Layer gtk_layer_get_layer(IntPtr window);
+
+    /// <summary>
+    /// Get the current layer of the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <returns>Current zwlr_layer_shell_v1::layer</returns>
+    public static Layer GetLayer(Window window) => gtk_layer_get_layer(window.Handle.DangerousGetHandle());
+
+    [DllImport("gtk4-layer-shell")]
+    static extern Layer gtk_layer_set_monitor(IntPtr window, IntPtr? monitor);
+
+    /// <summary>
+    /// Set the output the window should be displayed on.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="monitor">GDK monitor or null to let the compositor decide</param>
+    public static void SetMonitor(Window window, Monitor? monitor) =>
+        gtk_layer_set_monitor(window.Handle.DangerousGetHandle(), monitor?.Handle.DangerousGetHandle());
+
+    [DllImport("gtk4-layer-shell")]
+    static extern void gtk_layer_set_anchor(IntPtr window, Edge edge, bool anchorToEdge);
+
+    /// <summary>
+    /// Set an output edge anchor for the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="edge">zwlr_layer_shell_v1::edge</param>
+    /// <param name="anchorToEdge">Whether the window should be anchored</param>
+    public static void SetAnchor(Window window, Edge edge, bool anchorToEdge) =>
+        gtk_layer_set_anchor(window.Handle.DangerousGetHandle(), edge, anchorToEdge);
+
+    [DllImport("gtk4-layer-shell")]
+    static extern bool gtk_layer_get_anchor(IntPtr window, Edge edge);
+
+    /// <summary>
+    /// Get the edge anchor for the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="edge">zwlr_layer_shell_v1::edge</param>
+    /// <returns>Whether the window is anchored to the edge</returns>
+    public static bool GetAnchor(Window window, Edge edge) =>
+        gtk_layer_get_anchor(window.Handle.DangerousGetHandle(), edge);
+
+    [DllImport("gtk4-layer-shell")]
+    static extern void gtk_layer_set_margin(IntPtr window, Edge edge, int marginSize);
+
+    /// <summary>
+    /// Set the margin for an edge of the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="edge">zwlr_layer_shell_v1::edge</param>
+    /// <param name="marginSize">Size in pixels</param>
+    public static void SetMargin(Window window, Edge edge, int marginSize) =>
+        gtk_layer_set_margin(window.Handle.DangerousGetHandle(), edge, marginSize);
+
+    /// <summary>
+    /// Set the margin for all edges of the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="marginSize">Size in pixels</param>
+    public static void SetMargin(Window window, int marginSize)
+    {
+        gtk_layer_set_margin(window.Handle.DangerousGetHandle(), Edge.Left, marginSize);
+        gtk_layer_set_margin(window.Handle.DangerousGetHandle(), Edge.Right, marginSize);
+        gtk_layer_set_margin(window.Handle.DangerousGetHandle(), Edge.Top, marginSize);
+        gtk_layer_set_margin(window.Handle.DangerousGetHandle(), Edge.Bottom, marginSize);
+    }
+
+    [DllImport("gtk4-layer-shell")]
+    static extern int gtk_layer_get_margin(IntPtr window, Edge edge);
+
+    /// <summary>
+    /// Get the margin for the edge of the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="edge">zwlr_layer_shell_v1::edge</param>
+    /// <returns>Size in pixels</returns>
+    public static int GetMargin(Window window, Edge edge) =>
+        gtk_layer_get_margin(window.Handle.DangerousGetHandle(), edge);
+
+    [DllImport("gtk4-layer-shell")]
+    static extern void gtk_layer_set_exclusive_zone(IntPtr window, int exclusiveZone);
+
+    /// <summary>
+    /// Set the window's exclusive zone. The exclusive zone is a region under the window where the compositor shouldn't place other windows.
+    /// </summary>
+    /// <param name="window"></param>
+    /// <param name="exclusiveZone"></param>
+    public static void SetExclusiveZone(Window window, int exclusiveZone) =>
+        gtk_layer_set_exclusive_zone(window.Handle.DangerousGetHandle(), exclusiveZone);
+    
+    [DllImport("gtk4-layer-shell")]
+    static extern int gtk_layer_get_exclusive_zone(IntPtr window);
+
+    /// <summary>
+    /// Get the window's exclusive zone.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <returns>Exclusive zone</returns>
+    public static int GetExclusiveZone(Window window) =>
+        gtk_layer_get_exclusive_zone(window.Handle.DangerousGetHandle());
+
+    [DllImport("gtk4-layer-shell")]
+    static extern void gtk_layer_auto_exclusive_zone_enable(IntPtr window);
+
+    /// <summary>
+    /// Enable or disable the window's exclusive zone automatically being set to the size of the window + margins. The exclusive zone is a region under the window where the compositor shouldn't place other windows.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="enable">Whether to enable auto exclusive zone</param>
+    public static void SetAutoExclusiveZone(Window window, bool enable = true)
+    {
+        if (enable)
+        {
+            gtk_layer_auto_exclusive_zone_enable(window.Handle.DangerousGetHandle());
+        }
+        else if (gtk_layer_auto_exclusive_zone_is_enabled(window.Handle.DangerousGetHandle()))
+        {
+            gtk_layer_set_exclusive_zone(window.Handle.DangerousGetHandle(), 0);
+        }
+    }
+
+    [DllImport("gtk4-layer-shell")]
+    static extern bool gtk_layer_auto_exclusive_zone_is_enabled(IntPtr window);
+
+    /// <summary>
+    /// Get the window's auto exclusive zone.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <returns>Whether auto exclusive zone is enabled</returns>
+    public static bool GetAutoExclusiveZone(Window window) =>
+        gtk_layer_auto_exclusive_zone_is_enabled(window.Handle.DangerousGetHandle());
+
+    [DllImport("gtk4-layer-shell")]
+    static extern void gtk_layer_set_keyboard_mode(IntPtr window, KeyboardMode keyboardMode);
+
+    /// <summary>
+    /// Set the keyboard mode of the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <param name="keyboardMode">zwlr_layer_shell_v1::keyboard_interactivity</param>
+    public static void SetKeyboardMode(Window window, KeyboardMode keyboardMode) =>
+        gtk_layer_set_keyboard_mode(window.Handle.DangerousGetHandle(), keyboardMode);
+
+    [DllImport("gtk4-layer-shell")]
+    static extern KeyboardMode gtk_layer_get_keyboard_mode(IntPtr window);
+
+    /// <summary>
+    /// Get the current keyboard mode of the window.
+    /// </summary>
+    /// <param name="window">GTK window</param>
+    /// <returns>Current zwlr_layer_shell_v1::keyboard_interactivity</returns>
+    public static KeyboardMode GetKeyboardMode(Window window) =>
+        gtk_layer_get_keyboard_mode(window.Handle.DangerousGetHandle());
+}
+
+public enum Layer
+{
+    /// <summary>
+    /// The background layer.
+    /// </summary>
+    Background = 0,
+
+    /// <summary>
+    /// Behind most windows but above the background layer.
+    /// </summary>
+    Bottom = 1,
+
+    /// <summary>
+    /// Above most windows but below fullscreen windows.
+    /// </summary>
+    Top = 2,
+
+    /// <summary>
+    /// Above all layers and fullscreen windows.
+    /// </summary>
+    Overlay = 3,
+}
+
+public enum Edge
+{
+    Left   = 0,
+    Right  = 1,
+    Top    = 2,
+    Bottom = 3,
+}
+
+public enum KeyboardMode
+{
+    /// <summary>
+    /// This window should not receive keyboard inputs.
+    /// </summary>
+    None = 0,
+
+    /// <summary>
+    /// This window should have exclusive focus on top or overlay layers.
+    /// </summary>
+    Exclusive = 1,
+
+    /// <summary>
+    /// Users should be able to focus or unfocus on demand. Not supported for protocol version &lt; 4.
+    /// </summary>
+    OnDemand = 2,
+}

ZwlrLayerShell/ZwlrLayerShell.csproj

@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net9.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+    </PropertyGroup>
+
+    <ItemGroup>
+      <PackageReference Include="GirCore.Gtk-4.0" Version="0.6.3" />
+    </ItemGroup>
+
+</Project>