public override void OnUnhandledKeyEvent(Android.Webkit.WebView view, Android.Views.KeyEvent e)
{
if (_originalClient != null)
{
_originalClient.OnUnhandledKeyEvent(view, e);
}
}
public override bool OnKeyPreIme(Android.Views.Keycode keyCode, Android.Views.KeyEvent e)
{
if (keyCode == Android.Views.Keycode.Back)
{
this.ClearFocus();
}
return(base.OnKeyPreIme(keyCode, e));
}
public override bool ShouldOverrideKeyEvent(Android.Webkit.WebView view, Android.Views.KeyEvent e)
{
if (_originalClient != null)
{
return(_originalClient.ShouldOverrideKeyEvent(view, e));
}
return(false);
}
public override bool OnKeyUp(Android.Views.Keycode keyCode, Android.Views.KeyEvent e)
{
if ((keyCode == Android.Views.Keycode.F1 || keyCode == Android.Views.Keycode.Menu || keyCode == Android.Views.Keycode.VolumeUp || keyCode == Android.Views.Keycode.VolumeDown || keyCode == Android.Views.Keycode.VolumeMute) && UXDivers.Gorilla.Coordinator.Instance != null)
{
UXDivers.Gorilla.ActionManager.ShowMenu();
return(true);
}
return(base.OnKeyUp(keyCode, e));
}
public override bool OnKeyDown(Android.Views.Keycode keyCode, Android.Views.KeyEvent e)
{
if (e.KeyCode == Android.Views.Keycode.Back)
{
if (Intent.Categories != null && Intent.Categories.Contains("Progress"))
{
return false;
}
}
return base.OnKeyDown(keyCode, e);
}
public override bool OnKeyPreIme(Android.Views.Keycode keyCode, Android.Views.KeyEvent e)
{
if (e.KeyCode == Android.Views.Keycode.Back)
{
if (OnBackPressed != null)
{
OnBackPressed();
return(true);
}
}
return(base.OnKeyPreIme(keyCode, e));
}
public override bool OnKeyDown(Android.Views.Keycode keyCode, Android.Views.KeyEvent e)
{
return(helper.OnKeyDown(keyCode, e) || base.OnKeyDown(keyCode, e));
}
public static bool OnKeyDown(Android.Views.Keycode keyCode, Android.Views.KeyEvent e)
{
/*
* //System.Diagnostics.Debug.WriteLine("HardwareKeyPageListener.OnKeyDown[" + keyCode + "] dispLabel=[" + (e.DisplayLabel == 0 ? "" : "" + e.DisplayLabel) + "] number=[" + (e.Number == 0 ? "" : "" + e.Number) + "] [" + (char)e.UnicodeChar == null + "] [" + e + "] ");
* System.Diagnostics.Debug.WriteLine("HardwareKeyPageListener.OnKeyDown:");
* System.Diagnostics.Debug.WriteLine("\t\t keyCode=[" + keyCode + "]");
* System.Diagnostics.Debug.WriteLine("\t\t DisplayLabel=[" + (e.DisplayLabel == 0 ? "" : "" + e.DisplayLabel) + "]");
* System.Diagnostics.Debug.WriteLine("\t\t Number=[" + (e.Number == 0 ? "" : "" + e.Number) + "]");
* System.Diagnostics.Debug.WriteLine("\t\t UnicodeChar=[" + (e.UnicodeChar == 0 ? "" : ((char)e.UnicodeChar).ToString()) + "]");
*/
var element = HardwareKeyPage.FocusedElement ?? HardwareKeyPage.DefaultFocusedElement;
if (element == null)
{
return(false);
}
var keyInput = ("" + Convert.ToChar(e.UnicodeChar)).ToUpper();
var modifiers = HardwareKeyModifierKeys.None;
bool useShift = true;
switch (keyCode)
{
case Android.Views.Keycode.Numpad0:
keyInput = "0";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad1:
keyInput = "1";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad2:
keyInput = "2";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad3:
keyInput = "3";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad4:
keyInput = "4";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad5:
keyInput = "5";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad6:
keyInput = "6";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad7:
keyInput = "7";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad8:
keyInput = "8";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.Numpad9:
keyInput = "9";
modifiers = HardwareKeyModifierKeys.NumericPadKey;
useShift = false;
break;
case Android.Views.Keycode.NumpadAdd:
keyInput = "+";
useShift = false;
break;
case Android.Views.Keycode.NumpadComma:
keyInput = ",";
useShift = false;
break;
case Android.Views.Keycode.NumpadDivide:
keyInput = "/";
useShift = false;
break;
case Android.Views.Keycode.NumpadDot:
keyInput = ".";
useShift = false;
break;
case Android.Views.Keycode.NumpadEnter:
keyInput = HardwareKey.EnterReturnKeyInput;
break;
case Android.Views.Keycode.NumpadEquals:
keyInput = "=";
useShift = false;
break;
case Android.Views.Keycode.NumpadLeftParen:
keyInput = "(";
useShift = false;
break;
case Android.Views.Keycode.NumpadRightParen:
keyInput = ")";
useShift = false;
break;
case Android.Views.Keycode.NumpadSubtract:
keyInput = "-";
useShift = false;
break;
case Android.Views.Keycode.DpadDown:
keyInput = HardwareKey.DownArrowKeyInput;
break;
case Android.Views.Keycode.DpadUp:
keyInput = HardwareKey.UpArrowKeyInput;
break;
case Android.Views.Keycode.DpadLeft:
keyInput = HardwareKey.LeftArrowKeyInput;
break;
case Android.Views.Keycode.DpadRight:
keyInput = HardwareKey.RightArrowKeyInput;
break;
case Android.Views.Keycode.Escape:
keyInput = HardwareKey.EscapeKeyInput;
break;
case Android.Views.Keycode.Enter:
keyInput = HardwareKey.EnterReturnKeyInput;
break;
case Android.Views.Keycode.F1:
keyInput = HardwareKey.F1KeyInput;
break;
case Android.Views.Keycode.F2:
keyInput = HardwareKey.F2KeyInput;
break;
case Android.Views.Keycode.F3:
keyInput = HardwareKey.F3KeyInput;
break;
case Android.Views.Keycode.F4:
keyInput = HardwareKey.F4KeyInput;
break;
case Android.Views.Keycode.F5:
keyInput = HardwareKey.F5KeyInput;
break;
case Android.Views.Keycode.F6:
keyInput = HardwareKey.F6KeyInput;
break;
case Android.Views.Keycode.F7:
keyInput = HardwareKey.F7KeyInput;
break;
case Android.Views.Keycode.F8:
keyInput = HardwareKey.F8KeyInput;
break;
case Android.Views.Keycode.F9:
keyInput = HardwareKey.F9KeyInput;
break;
case Android.Views.Keycode.F10:
keyInput = HardwareKey.F10KeyInput;
break;
case Android.Views.Keycode.F11:
keyInput = HardwareKey.F11KeyInput;
break;
case Android.Views.Keycode.F12:
keyInput = HardwareKey.F12KeyInput;
break;
case Android.Views.Keycode.PageUp:
keyInput = HardwareKey.PageUpKeyInput;
break;
case Android.Views.Keycode.PageDown:
keyInput = HardwareKey.PageDownKeyInput;
break;
case Android.Views.Keycode.Insert:
keyInput = HardwareKey.InsertKeyInput;
break;
case Android.Views.Keycode.Del:
keyInput = HardwareKey.BackspaceDeleteKeyInput;
break;
case Android.Views.Keycode.ForwardDel:
keyInput = HardwareKey.ForwardDeleteKeyInput;
break;
case Android.Views.Keycode.Home:
keyInput = HardwareKey.HomeKeyInput;
break;
case Android.Views.Keycode.Endcall:
keyInput = HardwareKey.EndKeyInput;
break;
/*
* case Android.Views.Keycode.Num0:
* keyInput = "0";
* break;
* case Android.Views.Keycode.Num1:
* keyInput = "1";
* break;
* case Android.Views.Keycode.Num2:
* keyInput = "2";
* break;
* case Android.Views.Keycode.Num3:
* keyInput = "3";
* break;
* case Android.Views.Keycode.Num4:
* keyInput = "4";
* break;
* case Android.Views.Keycode.Num5:
* keyInput = "5";
* break;
* case Android.Views.Keycode.Num6:
* keyInput = "6";
* break;
* case Android.Views.Keycode.Num7:
* keyInput = "7";
* break;
* case Android.Views.Keycode.Num8:
* keyInput = "8";
* break;
* case Android.Views.Keycode.Num9:
* keyInput = "9";
* break;
*/
default:
if (e.UnicodeChar == 0)
{
return(false);
}
useShift = keyInput.Length > 0 && char.IsLetter(keyInput[0]);
break;
}
/*
* if ((e.Modifiers & Android.Views.MetaKeyStates.CapsLockOn) > 0)
* modifiers |= HardwareKeyModifierKeys.CapsLock;
* if ((e.Modifiers & Android.Views.MetaKeyStates.AltMask) > 0)
* modifiers |= HardwareKeyModifierKeys.Alternate;
* if ((e.Modifiers & Android.Views.MetaKeyStates.CtrlMask) > 0)
* modifiers |= HardwareKeyModifierKeys.Control;
* if ((e.Modifiers & Android.Views.MetaKeyStates.FunctionOn) > 0)
* modifiers |= HardwareKeyModifierKeys.FunctionKey;
* if ((e.Modifiers & Android.Views.MetaKeyStates.SymOn) > 0)
* modifiers |= HardwareKeyModifierKeys.PlatformKey;
* if (keyInput.Length > 0 && char.IsLetter(keyInput[0]) && (e.Modifiers & Android.Views.MetaKeyStates.ShiftMask) > 0)
* modifiers |= HardwareKeyModifierKeys.Shift;
*/
modifiers |= GetModifierKeys(e.Modifiers, useShift);
var listeners = element.GetHardwareKeyListeners();
for (int i = 0; i < listeners.Count; i++)
{
var listener = listeners[i];
if (string.IsNullOrEmpty(listener?.HardwareKey?.KeyInput))
{
continue;
}
if (listener.HardwareKey.KeyInput == keyInput.ToUpper() && (listener.HardwareKey.ModifierKeys == modifiers || listener.HardwareKey.ModifierKeys.HasFlag(HardwareKeyModifierKeys.Any)))
{
if (listener.Command != null && listener.Command.CanExecute(listener.CommandParameter))
{
listener.Command.Execute(listener.CommandParameter);
}
var observedHardwareKey = new HardwareKey(keyInput.ToUpper(), modifiers);
listener.Pressed?.Invoke(element, new HardwareKeyEventArgs(observedHardwareKey, element));
//System.Diagnostics.Debug.WriteLine("SUCCESS!!!");
return(true);
}
}
return(false);
}
