/// <summary>
/// Erzeugt eine neue Instanz der Klasse BaseScreenComponent.
/// </summary>
/// <param name="game">Die aktuelle Game-Instanz.</param>
public BaseScreenComponent(Game game)
: base(game)
{
Content = game.Content;
KeyboardEnabled = true;
MouseEnabled = true;
GamePadEnabled = true;
TouchEnabled = true;
DoubleClickDelay = DEFAULTDOUBLECLICKDELAY;
#if !ANDROID
Game.Window.TextInput += (s, e) =>
{
if (Game.IsActive)
{
KeyTextEventArgs args = new KeyTextEventArgs() { Character = e.Character };
root.InternalKeyTextPress(args);
}
};
#endif
Game.Window.ClientSizeChanged += (s, e) =>
{
if (ClientSizeChanged != null)
ClientSizeChanged(s, e);
};
}
public BaseScreenComponent(Game game)
: base(game)
{
Content = game.Content;
Game.Window.TextInput += (s, e) =>
{
if (Game.IsActive)
{
KeyTextEventArgs args = new KeyTextEventArgs() { Character = e.Character };
root.InternalKeyTextPress(args);
}
};
}
protected override void OnKeyTextPress(KeyTextEventArgs args)
{
// Ignorieren, wenn kein Fokus
if (Focused != TreeState.Active)
{
return;
}
// Steuerzeichen ignorieren
if (args.Character == '\b' || args.Character == '\t' || args.Character == '\n' || args.Character == '\r')
{
return;
}
// Strg-Kombinationen (A, X, C, V) ignorieren
if (args.Character == '\u0001' ||
args.Character == '\u0003' ||
args.Character == '\u0016' ||
args.Character == '\u0018')
{
return;
}
//Escape ignorieren
if (args.Character == '\u001b')
{
return;
}
if (SelectionStart != CursorPosition)
{
int from = Math.Min(SelectionStart, CursorPosition);
int to = Math.Max(SelectionStart, CursorPosition);
Text = Text.Substring(0, from) + Text.Substring(to);
CursorPosition = from;
SelectionStart = from;
}
Text = Text.Substring(0, CursorPosition) + args.Character + Text.Substring(CursorPosition);
CursorPosition++;
SelectionStart++;
args.Handled = true;
}
protected virtual void OnKeyTextPress(KeyTextEventArgs args)
{
}
internal void InternalKeyTextPress(KeyTextEventArgs args)
{
// Children first (Order by Z-Order)
foreach (var child in Children.InZOrder())
{
child.InternalKeyTextPress(args);
if (args.Handled)
break;
}
// Bubble up
if (!args.Handled)
{
OnKeyTextPress(args);
if (KeyTextPress != null)
KeyTextPress(this, args);
}
}
protected override void OnKeyTextPress(KeyTextEventArgs args)
{
// Ignorieren, wenn kein Fokus
if (Focused != TreeState.Active) return;
// Steuerzeichen ignorieren
if (args.Character == '\b' || args.Character == '\t' || args.Character == '\n' || args.Character == '\r')
return;
// Strg-Kombinationen (A, X, C, V) ignorieren
if (args.Character == '\u0001' ||
args.Character == '\u0003' ||
args.Character == '\u0016' ||
args.Character == '\u0018')
return;
//Escape ignorieren
if (args.Character == '\u001b')
return;
if (SelectionStart != CursorPosition)
{
int from = Math.Min(SelectionStart, CursorPosition);
int to = Math.Max(SelectionStart, CursorPosition);
Text = Text.Substring(0, from) + Text.Substring(to);
CursorPosition = from;
SelectionStart = from;
}
Text = Text.Substring(0, CursorPosition) + args.Character + Text.Substring(CursorPosition);
CursorPosition++;
SelectionStart++;
args.Handled = true;
}