public void PrintTree()
{
if (Value == '\0')
{
return;
}
else
{
Console.Write(this.Value);
}
if (LeftUp != null)
{
LeftUp.PrintTree();
}
if (RightUp != null)
{
RightUp.PrintTree();
}
if (LeftDown != null)
{
LeftDown.PrintTree();
}
if (RightDown != null)
{
RightDown.PrintTree();
}
}
public override int HookProcEvent(int nCode, Int32 wParam, IntPtr lParam)
{
//如果正常运行并且用户要监听鼠标的消息
if (nCode >= 0)
{
MouseButtons button = MouseButtons.None;
int clickCount = 0;
int delta = 0;
MouseHookStruct MyMouseHookStruct = (MouseHookStruct)Marshal.PtrToStructure(lParam, typeof(MouseHookStruct));
MouseEventArgs e;
switch ((int)wParam)
{
case Const.WM_LBUTTONDOWN:
LastMouseDownTimeSpan = Environment.TickCount;
button = MouseButtons.Left;
clickCount = 1;
e = new MouseEventArgs(button, clickCount, MyMouseHookStruct.pt.X, MyMouseHookStruct.pt.Y, delta);
LeftDown?.Invoke(this, e);
break;
case Const.WM_LBUTTONUP:
LastMouseDownTimeSpan = Environment.TickCount;
button = MouseButtons.Left;
clickCount = 1;
e = new MouseEventArgs(button, clickCount, MyMouseHookStruct.pt.X, MyMouseHookStruct.pt.Y, delta);
LeftUp?.Invoke(this, e);
break;
case Const.WM_MBUTTONDOWN:
button = MouseButtons.Middle;
clickCount = 1;
e = new MouseEventArgs(button, clickCount, MyMouseHookStruct.pt.X, MyMouseHookStruct.pt.Y, delta);
MiddleDown?.Invoke(this, e);
break;
case Const.WM_MBUTTONUP:
button = MouseButtons.Middle;
clickCount = 1;
e = new MouseEventArgs(button, clickCount, MyMouseHookStruct.pt.X, MyMouseHookStruct.pt.Y, delta);
MiddleUp?.Invoke(this, e);
break;
case Const.WM_RBUTTONDOWN:
button = MouseButtons.Right;
clickCount = 1;
e = new MouseEventArgs(button, clickCount, MyMouseHookStruct.pt.X, MyMouseHookStruct.pt.Y, delta);
RightDown?.Invoke(this, e);
break;
case Const.WM_RBUTTONUP:
button = MouseButtons.Right;
clickCount = 1;
e = new MouseEventArgs(button, clickCount, MyMouseHookStruct.pt.X, MyMouseHookStruct.pt.Y, delta);
RightUp?.Invoke(this, e);
break;
case Const.WM_MOUSEWHEEL:
if (!mouseLeftDown)
{
button = MouseButtons.Middle;
clickCount = 0;
delta = MyMouseHookStruct.hWnd >> 16;
e = new MouseEventArgs(button, clickCount, MyMouseHookStruct.pt.X, MyMouseHookStruct.pt.Y, delta);
MouseWheel?.Invoke(this, e);
}
break;
case Const.WM_MOUSEMOVE:
button = MouseButtons.None;
clickCount = 0;
e = new MouseEventArgs(button, clickCount, MyMouseHookStruct.pt.X, MyMouseHookStruct.pt.Y, delta);
MouseMove?.Invoke(this, e);
break;
}
}
return(CallNextHookEx(hwndHook, nCode, wParam, lParam));
}
