3
當使用數字轉換筆以避免例如來自例如筆記本的「噪音」時,通常需要禁用觸摸輸入。手擱在屏幕上。存在一個程序化解決方案來禁用觸摸 - 但在Windows 7中維護筆輸入,這會更改TouchGate註冊表值並廣播系統消息;似乎後者在Windows 8中失敗了。Windows 8觸摸切換
有誰知道如何更新Windows 8的代碼/替代解決方案(請注意,我的系統不允許我通過控制面板GUI禁用觸摸輸入)。
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
namespace Touch_Toggle
{
class Program
{
static void Main(string[] args)
{
Microsoft.Win32.RegistryKey regKey = Microsoft.Win32.Registry.CurrentUser;
regKey = regKey.OpenSubKey(@"Software\Microsoft\Wisp\Touch", true);
string currKey = regKey.GetValue("TouchGate").ToString();
if (currKey == "1")
regKey.SetValue("TouchGate", 0x00000000);
else
regKey.SetValue("TouchGate", 0x00000001);
regKey.Close();
User32Utils.Notify_SettingChange();
}
internal class User32Utils
{
#region USER32 Options
static IntPtr HWND_BROADCAST = new IntPtr(0xffffL);
static IntPtr WM_SETTINGCHANGE = new IntPtr(0x1a);
#endregion
#region STRUCT
enum SendMessageTimeoutFlags : uint
{
SMTO_NORMAL = 0x0000,
SMTO_BLOCK = 0x0001,
SMTO_ABORTIFHUNG = 0x2,
SMTO_NOTIMEOUTIFNOTHUNG = 0x0008
}
#endregion
#region Interop
[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]
static extern IntPtr SendMessageTimeout(
IntPtr hWnd,
uint Msg,
UIntPtr wParam,
UIntPtr lParam,
SendMessageTimeoutFlags fuFlags,
uint uTimeout,
out UIntPtr lpdwResult
);
#endregion
internal static void Notify_SettingChange()
{
UIntPtr result;
SendMessageTimeout(
HWND_BROADCAST,
(uint)WM_SETTINGCHANGE,
UIntPtr.Zero,
UIntPtr.Zero,
SendMessageTimeoutFlags.SMTO_NORMAL,
1,
out result
);
}
}
}
}