Squashed 'NotifyIconWpf/' content from commit f64d48e

git-subtree-dir: NotifyIconWpf
git-subtree-split: f64d48ec604eef26e5dc1e7c2d5e1e91b329ffac

NotifyIconWpf/Interop/WinApi.cs

@@ -0,0 +1,91 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace Hardcodet.Wpf.TaskbarNotification.Interop
+{
+    /// <summary>
+    /// Win32 API imports.
+    /// </summary>
+    internal static class WinApi
+    {
+        private const string User32 = "user32.dll";
+
+        /// <summary>
+        /// Creates, updates or deletes the taskbar icon.
+        /// </summary>
+        [DllImport("shell32.Dll", CharSet = CharSet.Unicode)]
+        public static extern bool Shell_NotifyIcon(NotifyCommand cmd, [In] ref NotifyIconData data);
+
+
+        /// <summary>
+        /// Creates the helper window that receives messages from the taskar icon.
+        /// </summary>
+        [DllImport(User32, EntryPoint = "CreateWindowExW", SetLastError = true)]
+        public static extern IntPtr CreateWindowEx(int dwExStyle, [MarshalAs(UnmanagedType.LPWStr)] string lpClassName,
+            [MarshalAs(UnmanagedType.LPWStr)] string lpWindowName, int dwStyle, int x, int y,
+            int nWidth, int nHeight, IntPtr hWndParent, IntPtr hMenu, IntPtr hInstance,
+            IntPtr lpParam);
+
+
+        /// <summary>
+        /// Processes a default windows procedure.
+        /// </summary>
+        [DllImport(User32)]
+        public static extern IntPtr DefWindowProc(IntPtr hWnd, uint msg, IntPtr wparam, IntPtr lparam);
+
+        /// <summary>
+        /// Registers the helper window class.
+        /// </summary>
+        [DllImport(User32, EntryPoint = "RegisterClassW", SetLastError = true)]
+        public static extern short RegisterClass(ref WindowClass lpWndClass);
+
+        /// <summary>
+        /// Registers a listener for a window message.
+        /// </summary>
+        /// <param name="lpString"></param>
+        /// <returns>uint</returns>
+        [DllImport(User32, EntryPoint = "RegisterWindowMessageW")]
+        public static extern uint RegisterWindowMessage([MarshalAs(UnmanagedType.LPWStr)] string lpString);
+
+        /// <summary>
+        /// Used to destroy the hidden helper window that receives messages from the
+        /// taskbar icon.
+        /// </summary>
+        /// <param name="hWnd"></param>
+        /// <returns>bool</returns>
+        [DllImport(User32, SetLastError = true)]
+        public static extern bool DestroyWindow(IntPtr hWnd);
+
+
+        /// <summary>
+        /// Gives focus to a given window.
+        /// </summary>
+        /// <param name="hWnd"></param>
+        /// <returns>bool</returns>
+        [DllImport(User32)]
+        public static extern bool SetForegroundWindow(IntPtr hWnd);
+
+
+        /// <summary>
+        /// Gets the maximum number of milliseconds that can elapse between a
+        /// first click and a second click for the OS to consider the
+        /// mouse action a double-click.
+        /// </summary>
+        /// <returns>The maximum amount of time, in milliseconds, that can
+        /// elapse between a first click and a second click for the OS to
+        /// consider the mouse action a double-click.</returns>
+        [DllImport(User32, CharSet = CharSet.Auto, ExactSpelling = true)]
+        public static extern int GetDoubleClickTime();
+
+
+        /// <summary>
+        /// Gets the screen coordinates of the current mouse position.
+        /// </summary>
+        [DllImport(User32, SetLastError = true)]
+        public static extern bool GetPhysicalCursorPos(ref Point lpPoint);
+
+
+        [DllImport(User32, SetLastError = true)]
+        public static extern bool GetCursorPos(ref Point lpPoint);
+    }
+}