public IntPtr SetHook(HookType hookType, NativeAPIs.HookCallbackProc proc)
{
using (Process curProcess = Process.GetCurrentProcess())
using (ProcessModule curModule = curProcess.MainModule)
{
return(NativeAPIs.SetWindowsHookEx((int)hookType, proc,
NativeAPIs.GetModuleHandle(curModule.ModuleName), 0));
}
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
nativeService = new NativeService();
procHook = (nCode, wParam, lParam) =>
{
if (nCode >= 0 && wParam == (IntPtr)WMType.KEYDOWN)
{
int vkCode = Marshal.ReadInt32(lParam);
if (
(System.Windows.Forms.Keys)vkCode == System.Windows.Forms.Keys.VolumeDown ||
(System.Windows.Forms.Keys)vkCode == System.Windows.Forms.Keys.VolumeUp
)
{
if (this.WindowState == WindowState.Maximized)
{
this.WindowState = WindowState.Minimized;
this.Topmost = false;
}
else
{
this.WindowState = WindowState.Maximized;
this.Topmost = true;
}
return(new IntPtr(1));
}
}
if (this.WindowState == WindowState.Maximized)
{
if (nCode >= 0 &&
(
wParam == (IntPtr)WMType.LBUTTONDOWN ||
wParam == (IntPtr)WMType.LBUTTONUP ||
wParam == (IntPtr)WMType.MOUSEHOVER ||
wParam == (IntPtr)WMType.MOUSEMOVE ||
wParam == (IntPtr)WMType.MOUSEACTIVATE ||
wParam == (IntPtr)WMType.MOUSELEAVE
))
{
return(new IntPtr(1));
}
}
return(NativeAPIs.CallNextHookEx(handleKeyboardHook, nCode, wParam, lParam));
};
handleKeyboardHook = nativeService.SetHook(HookType.WH_KEYBOARD_LL, procHook);
handleMouseHook = nativeService.SetHook(HookType.WH_MOUSE_LL, procHook);
nativeService.SuppressStandby();
}
