/// <summary>
/// Initializes a new instance of the <see cref="TaskbarHook"/> class.
/// </summary>
/// <param name="messageBus">The message bus.</param>
public TaskbarHook(IMessageBus messageBus)
{
_messageBus = messageBus;
_callback = HookCallback;
_taskBarHwnd = NativeMethods.FindWindow("Shell_TrayWnd", null);
var taskbarHwndThreadId = NativeMethods.GetWindowThreadProcessId(_taskBarHwnd, IntPtr.Zero);
_hook = NativeMethods.SetWindowsHookEx(WHCallWndProc, _callback, IntPtr.Zero, taskbarHwndThreadId);
if (_hook == IntPtr.Zero)
{
Logger.Error("Unable to set windows hook");
}
}
/// <summary>
/// Initializes a new instance of the <see cref="AudioBandControl"/> class.
/// </summary>
public AudioBandControl()
{
SetStyle(ControlStyles.UserPaint | ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint | ControlStyles.ResizeRedraw, true);
UpdateDpi(GetDpi());
// Hook the window proc of the taskbar to listen to WM_DPICHANGED events
_callback = HookCallback;
_taskBarHwnd = NativeMethods.FindWindow("Shell_TrayWnd", null);
var taskbarHwndThreadId = NativeMethods.GetWindowThreadProcessId(_taskBarHwnd, IntPtr.Zero);
_hook = NativeMethods.SetWindowsHookEx(WHCallWndProc, _callback, IntPtr.Zero, taskbarHwndThreadId);
if (_hook == IntPtr.Zero)
{
Logger.Error("Unable to set windows hook");
}
}
