Exemplo n.º 1
0
        /// <summary>
        /// Handles window messages.
        /// </summary>
        /// <param name="hwnd">The window handle</param>
        /// <param name="msg">The message ID</param>
        /// <param name="wParam">The message's wParam value</param>
        /// <param name="lParam">The message's lParam value</param>
        /// <param name="handled">Whether the message was handled</param>
        /// <returns>Return value depending on the particular message</returns>
        /// <remarks>This is an implementation of System.Windows.Interop.HwndSourceHook.</remarks>
        protected override IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
        {
            switch (msg)
            {
            case (int)WindowMessage.WM_ACTIVATE:
                switch (wParam.ToInt32())
                {
                case NativeMethod.WA_ACTIVE:
                case NativeMethod.WA_CLICKACTIVE:
                    WindowActivatedChanged?.Invoke(this, true);                                     // Activated.
                    break;

                case NativeMethod.WA_INACTIVE:
                    WindowActivatedChanged?.Invoke(this, false);                                     // Deactivated.
                    break;
                }
                break;

            case (int)WindowMessage.WM_DWMCOLORIZATIONCOLORCHANGED:
                DwmColorizationColorChanged?.Invoke(this, EventArgs.Empty);
                break;
            }

            return(base.WndProc(hwnd, msg, wParam, lParam, ref handled));
        }
        /// <summary>
        /// Handles window messages.
        /// </summary>
        /// <param name="hwnd">The window handle</param>
        /// <param name="msg">The message ID</param>
        /// <param name="wParam">The message's wParam value</param>
        /// <param name="lParam">The message's lParam value</param>
        /// <param name="handled">Whether the message was handled</param>
        /// <returns>Return value depending on the particular message</returns>
        /// <remarks>This is an implementation of System.Windows.Interop.HwndSourceHook.</remarks>
        protected override IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
        {
            switch (msg)
            {
            case WindowMessage.WM_DWMCOLORIZATIONCOLORCHANGED:
                DwmColorizationColorChanged?.Invoke(this, EventArgs.Empty);
                break;
            }

            return(base.WndProc(hwnd, msg, wParam, lParam, ref handled));
        }
Exemplo n.º 3
0
 private IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
 {
     if (msg == WM_DWMCOLORIZATIONCOLORCHANGED)
     {
         handled = true;
         try
         {
             DwmColorizationColorChanged?.Invoke(GetWindowColorizationColor());
         }
         catch
         {
             // Ignore all exceptions.
         }
     }
     handled = false;
     return(IntPtr.Zero);
 }