public bool OnKeyDown(ModKeys modKeys, Keys keyCode, string srcElementTagName)
{
var args = new HotKeyDownEventArgs(modKeys, keyCode, srcElementTagName);
KeyDown?.Invoke(null, args);
return(args.PreventDefault);
}
/// <summary>
/// The method that will be invoked when KeyDown event of HotKeys service occurred.
/// </summary>
private async void HotKeys_KeyDown(object sender, HotKeyDownEventArgs e)
{
foreach (var entry in this.Keys)
{
if (entry.ModKeys != e.ModKeys)
{
continue;
}
if (entry.Key != e.Key)
{
continue;
}
if (e.SrcElementTagName == "INPUT" && (entry.AllowIn & AllowIn.Input) != AllowIn.Input)
{
continue;
}
if (e.SrcElementTagName == "TEXTAREA" && (entry.AllowIn & AllowIn.TextArea) != AllowIn.TextArea)
{
continue;
}
e.PreventDefault = true;
await entry.Action?.Invoke(entry);
}
}
private bool IsAllowedIn(HotKeyEntry entry, HotKeyDownEventArgs e)
{
if (e.SrcElementTagName == "TEXTAREA")
{
return((entry.AllowIn & AllowIn.TextArea) == AllowIn.TextArea);
}
if (e.SrcElementTagName == "INPUT")
{
if (NonTextInputTypes.Contains(e.SrcElementTypeAttribute) &&
(entry.AllowIn & AllowIn.NonTextInput) == AllowIn.NonTextInput)
{
return(true);
}
return((entry.AllowIn & AllowIn.Input) == AllowIn.Input);
}
return(true);
}
/// <summary>
/// The method that will be invoked when KeyDown event of HotKeys service occurred.
/// </summary>
private async void HotKeys_KeyDown(object sender, HotKeyDownEventArgs e)
{
foreach (var entry in this.Keys)
{
if (entry.Key != e.Key)
{
continue;
}
var modKeys = entry.ModKeys;
if (entry.Key == Blazor.HotKeys.Keys.Shift)
{
modKeys |= ModKeys.Shift;
}
if (entry.Key == Blazor.HotKeys.Keys.Ctrl)
{
modKeys |= ModKeys.Ctrl;
}
if (entry.Key == Blazor.HotKeys.Keys.Alt)
{
modKeys |= ModKeys.Alt;
}
if (modKeys != e.ModKeys)
{
continue;
}
if (!IsAllowedIn(entry, e))
{
continue;
}
e.PreventDefault = true;
await entry.Action?.Invoke(entry);
}
}