public virtual IntPtr Callback(int code, IntPtr wparam, IntPtr lparam)
{
NativeMethods.EVENTMSG eventmsg = Marshal.PtrToStructure <NativeMethods.EVENTMSG>(lparam);
if (UnsafeNativeMethods.GetAsyncKeyState((int)Keys.Pause) != 0)
{
SendKeys.stopHook = true;
}
//
switch (code)
{
case NativeMethods.HC_SKIP:
if (!gotNextEvent)
{
break;
}
if (SendKeys.events != null && SendKeys.events.Count > 0)
{
SendKeys.events.Dequeue();
}
SendKeys.stopHook = SendKeys.events == null || SendKeys.events.Count == 0;
break;
case NativeMethods.HC_GETNEXT:
gotNextEvent = true;
#if DEBUG
Debug.Assert(SendKeys.events != null && SendKeys.events.Count > 0 && !SendKeys.stopHook, "HC_GETNEXT when queue is empty!");
#endif
SKEvent evt = (SKEvent)SendKeys.events.Peek();
eventmsg.message = evt.wm;
eventmsg.paramL = evt.paramL;
eventmsg.paramH = evt.paramH;
eventmsg.hwnd = evt.hwnd;
eventmsg.time = SafeNativeMethods.GetTickCount();
Marshal.StructureToPtr(eventmsg, lparam, true);
break;
default:
if (code < 0)
{
UnsafeNativeMethods.CallNextHookEx(new HandleRef(null, SendKeys.hhook), code, wparam, lparam);
}
break;
}
if (SendKeys.stopHook)
{
SendKeys.UninstallJournalingHook();
gotNextEvent = false;
}
return(IntPtr.Zero);
}
public virtual IntPtr Callback(int code, IntPtr wparam, IntPtr lparam)
{
System.Windows.Forms.NativeMethods.EVENTMSG structure = (System.Windows.Forms.NativeMethods.EVENTMSG)UnsafeNativeMethods.PtrToStructure(lparam, typeof(System.Windows.Forms.NativeMethods.EVENTMSG));
if (UnsafeNativeMethods.GetAsyncKeyState(0x13) != 0)
{
SendKeys.stopHook = true;
}
switch (code)
{
case 1:
{
this.gotNextEvent = true;
SendKeys.SKEvent event2 = (SendKeys.SKEvent)SendKeys.events.Peek();
structure.message = event2.wm;
structure.paramL = event2.paramL;
structure.paramH = event2.paramH;
structure.hwnd = event2.hwnd;
structure.time = SafeNativeMethods.GetTickCount();
Marshal.StructureToPtr(structure, lparam, true);
break;
}
case 2:
if (this.gotNextEvent)
{
if ((SendKeys.events != null) && (SendKeys.events.Count > 0))
{
SendKeys.events.Dequeue();
}
SendKeys.stopHook = (SendKeys.events == null) || (SendKeys.events.Count == 0);
}
break;
default:
if (code < 0)
{
UnsafeNativeMethods.CallNextHookEx(new HandleRef(null, SendKeys.hhook), code, wparam, lparam);
}
break;
}
if (SendKeys.stopHook)
{
SendKeys.UninstallJournalingHook();
this.gotNextEvent = false;
}
return(IntPtr.Zero);
}