private void HandleKeyDown()
{
if (!string.IsNullOrEmpty(this.DisplayKey))
{
if (this.DisplayKey.ToUpper() == "C")
{
IInputElement targetelement = Keyboard.FocusedElement;
if (targetelement != null)
{
if (targetelement as TextBox != null)
{
(targetelement as TextBox).Text = string.Empty;
}
else if (targetelement as PasswordBox != null)
{
(targetelement as PasswordBox).Password = string.Empty;
}
}
return;
}
for (int i = 0; i < this.DisplayKey.Length; i++)
{
SoftKeyboardManager.PressSoftKey(this.DisplayKey[i] + "");
}
}
}
static void PressAKey(byte keycode)
{
//按键
SoftKeyboardManager.keybd_event(keycode, 0x45, SoftKeyboardManager.KEYEVENTF_EXTENDEDKEY | 0, 0);
//释放按键
SoftKeyboardManager.keybd_event(keycode, 0x45, SoftKeyboardManager.KEYEVENTF_EXTENDEDKEY | SoftKeyboardManager.KEYEVENTF_KEYUP, 0);
}
/// <summary>
/// 设置具有状态的键的状态
/// </summary>
/// <param name="key"></param>
/// <param name="state"></param>
public static void SetState(Key key, bool state)
{
if (state != SoftKeyboardManager.GetState(key))
{
byte vkey = (byte)KeyInterop.VirtualKeyFromKey(key);
SoftKeyboardManager.keybd_event(vkey, 69, 1u, 0u);
SoftKeyboardManager.keybd_event(vkey, 69, 3u, 0u);
}
}
public static void PressSoftKey(string keystring)
{
Key key = KeyFromStringNumPadKeyboard(keystring);
if (key != Key.None)
{
byte keyCode = unchecked ((byte)KeyInterop.VirtualKeyFromKey(key));
SoftKeyboardManager.PressAKey(keyCode);
}
}
/// <summary>
/// 键抬起
/// </summary>
/// <param name="key"></param>
/// <param name="states"></param>
public void SoftKeyUp(Key key, KeyStates states)
{
switch (key)
{
case Key.ImeProcessed:
case Key.CapsLock:
this.IsCapsLock = SoftKeyboardManager.GetState(Key.CapsLock);
break;
case Key.LeftShift:
case Key.RightShift:
this.IsShiftPressed = false;
break;
}
}
void HandleKeyDown()
{
if (!string.IsNullOrEmpty(this.DisplayKey))
{
if (this.DisplayKey == "Shift" && this.ParentKeyboard != null)
{
this.ParentKeyboard.IsShiftPressed = !this.ParentKeyboard.IsShiftPressed;
return;
}
if (this.ParentKeyboard == null)
{
SoftKeyboardManager.PressSoftKey(this.DisplayKey, this.EffectiveKey, this.IsShiftPressed, this.IsCapsLock);
}
else
{
SoftKeyboardManager.PressSoftKey(this.DisplayKey, this.EffectiveKey, this.ParentKeyboard.IsShiftPressed, this.ParentKeyboard.IsCapsLock);
}
}
}
public static void PressSoftKey(string keystring, EffectiveKey effectiveKey, bool isshiftpressed, bool iscapslock)
{
Key key = KeyFromStringFullKeyboard(keystring, effectiveKey, isshiftpressed, iscapslock);
if (key != Key.None)
{
byte keyCode = unchecked ((byte)KeyInterop.VirtualKeyFromKey(key));
//处理输入法切换，不同的系统不同的处理方式
if (key == (Key.LeftShift | Key.LeftCtrl))
{
SoftKeyboardManager.PressAKey(16);
////win8-win10Shift
//if (OSVersionHelper.IsWindows8OrGreater)
//{
// //16是Shift虚拟键值
// SoftKeyboardManager.PressAKey(16);
//}
////XP-win7 Shift+Ctrl
//else if (OSVersionHelper.IsWindowsXPOrGreater)
//{
// byte keyCodectrl = unchecked((byte)KeyInterop.VirtualKeyFromKey(Key.LeftCtrl));
// SoftKeyboardManager.PressDoubleKey(16, keyCodectrl);
//}
}
else
{
if (!isshiftpressed)
{
SoftKeyboardManager.PressAKey(keyCode);
}
else
{
SoftKeyboardManager.PressDoubleKey(16, keyCode);
}
}
}
}
/// <summary>
/// 刷新键
/// 目前主要处理Caps、Shift等有状态的键
/// </summary>
public void RefreshSoftKeys()
{
this.IsCapsLock = SoftKeyboardManager.GetState(Key.CapsLock);
this.IsShiftPressed = (SoftKeyboardManager.GetState(Key.LeftShift) || SoftKeyboardManager.GetState(Key.RightShift));
}
/// <summary>
/// 返回具有状态的键的状态
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static bool GetState(Key key)
{
return(SoftKeyboardManager.GetKeyState(KeyInterop.VirtualKeyFromKey(key)) == 1);
}
