public override void Construct()
{
if (String.IsNullOrEmpty(Border))
{
Border = "border-thin";
}
// Note: Cursor won't draw properly if these are changed. Click events may also break.
// Widget should probably be able to handle different alignments.
TextVerticalAlign = VerticalAlign.Center;
TextHorizontalAlign = HorizontalAlign.Left;
OnClick += (sender, args) =>
{
if (Object.ReferenceEquals(this, Root.FocusItem))
{
// This widget already has focus - move cursor to click position.
var clickIndex = 0;
var clickX = args.X - this.GetDrawableInterior().X;
var searchIndex = 0;
var font = Root.GetTileSheet(Font);
while (true)
{
if (searchIndex == Text.Length)
{
clickIndex = Text.Length;
break;
}
var glyphSize = font.GlyphSize(Text[searchIndex] - ' ');
if (clickX < glyphSize.X)
{
clickIndex = searchIndex;
if (clickX > (glyphSize.X / 2))
{
clickIndex += 1;
}
break;
}
clickX -= glyphSize.X;
searchIndex += 1;
}
Invalidate();
}
else
{
// Take focus and move cursor to end of text.
Root.SetFocus(this);
CursorPosition = Text.Length;
Invalidate();
}
};
OnGainFocus += (sender) => this.Invalidate();
OnLoseFocus += (sender) => this.Invalidate();
OnUpdateWhileFocus += (sender) => this.Invalidate();
OnKeyPress += (sender, args) =>
{
// Actual logic of modifying the string is outsourced.
var beforeEventArgs = new BeforeTextChangeEventArgs
{
NewText = TextFieldLogic.Process(Text, CursorPosition, args.KeyValue, out CursorPosition),
Cancelled = false
};
Root.SafeCall(BeforeTextChange, this, beforeEventArgs);
if (beforeEventArgs.Cancelled == false)
{
Text = beforeEventArgs.NewText;
Root.SafeCall(OnTextChange, this);
Invalidate();
}
};
OnKeyDown += (sender, args) =>
{
var beforeEventArgs = new BeforeTextChangeEventArgs
{
NewText = TextFieldLogic.HandleSpecialKeys(Text, CursorPosition, args.KeyValue, out CursorPosition),
Cancelled = false
};
Root.SafeCall(BeforeTextChange, this, beforeEventArgs);
if (beforeEventArgs.Cancelled == false)
{
Text = beforeEventArgs.NewText;
Root.SafeCall(OnTextChange, this);
Invalidate();
}
Root.SafeCall(OnTextChange, this);
Invalidate();
};
}
public override void Construct()
{
if (String.IsNullOrEmpty(Border))
{
Border = "border-thin";
}
if (Text == null)
{
Text = "";
}
// Note: Cursor won't draw properly if these are changed. Click events may also break.
// Widget should probably be able to handle different alignments.
TextVerticalAlign = VerticalAlign.Center;
TextHorizontalAlign = HorizontalAlign.Left;
OnClick += (sender, args) =>
{
if (IsAnyParentHidden())
{
return;
}
if (Object.ReferenceEquals(this, Root.FocusItem))
{
// This widget already has focus - move cursor to click position.
var clickIndex = 0;
var clickX = args.X - this.GetDrawableInterior().X;
var searchIndex = 0;
var font = Root.GetTileSheet(Font);
while (true)
{
if (searchIndex == Text.Length)
{
clickIndex = Text.Length;
break;
}
var glyphSize = font.GlyphSize(Text[searchIndex] - ' ');
if (clickX < glyphSize.X)
{
clickIndex = searchIndex;
if (clickX > (glyphSize.X / 2))
{
clickIndex += 1;
}
break;
}
clickX -= glyphSize.X;
searchIndex += 1;
}
CursorPosition = clickIndex;
Invalidate();
args.Handled = true;
}
else
{
// Take focus and move cursor to end of text.
Root.SetFocus(this);
CursorPosition = Text == null ? 0 : Text.Length;
Invalidate();
args.Handled = true;
}
};
OnGainFocus += (sender) => this.Invalidate();
OnLoseFocus += (sender) => this.Invalidate();
OnUpdateWhileFocus += (sender) => this.Invalidate();
OnKeyUp += (sender, args) =>
{
if (IsAnyParentHidden())
{
return;
}
args.Handled = true;
};
OnKeyPress += (sender, args) =>
{
var font = Root.GetTileSheet(Font);
var glyphSize = font.GlyphSize(' ');
int numChars = 2 * (Rect.Width / glyphSize.X);
if (IsAnyParentHidden())
{
return;
}
// Actual logic of modifying the string is outsourced.
var beforeEventArgs = new BeforeTextChangeEventArgs
{
NewText = TextFieldLogic.Process(Text, CursorPosition, args.KeyValue, out CursorPosition),
Cancelled = false
};
Root.SafeCall(BeforeTextChange, this, beforeEventArgs);
if (beforeEventArgs.Cancelled == false)
{
Text = beforeEventArgs.NewText.Substring(0, Math.Min(numChars, beforeEventArgs.NewText.Length));
//Text = beforeEventArgs.NewText;
Root.SafeCall(OnTextChange, this);
Invalidate();
args.Handled = true;
}
};
OnKeyDown += (sender, args) =>
{
if (IsAnyParentHidden())
{
return;
}
#if XNA_BUILD
if (args.KeyValue == (int)global::System.Windows.Forms.Keys.Up)
{
Root.SafeCall(ArrowKeyUpDown, this, 1);
}
else if (args.KeyValue == (int)global::System.Windows.Forms.Keys.Down)
{
Root.SafeCall(ArrowKeyUpDown, this, -1);
}
if (args.KeyValue == (int)global::System.Windows.Forms.Keys.Enter)
{
Root.SafeCall(OnEnter, this);
}
#else
if (args.KeyValue == (int)Microsoft.Xna.Framework.Input.Keys.Up)
{
Root.SafeCall(ArrowKeyUpDown, this, 1);
}
else if (args.KeyValue == (int)Microsoft.Xna.Framework.Input.Keys.Down)
{
Root.SafeCall(ArrowKeyUpDown, this, -1);
}
if (args.KeyValue == (int)Microsoft.Xna.Framework.Input.Keys.Enter)
{
Root.SafeCall(OnEnter, this);
}
#endif
var beforeEventArgs = new BeforeTextChangeEventArgs
{
NewText = TextFieldLogic.HandleSpecialKeys(Text, CursorPosition, args.KeyValue, out CursorPosition),
Cancelled = false
};
Root.SafeCall(BeforeTextChange, this, beforeEventArgs);
if (beforeEventArgs.Cancelled == false)
{
Text = beforeEventArgs.NewText;
Root.SafeCall(OnTextChange, this);
Invalidate();
}
//Root.SafeCall(OnTextChange, this);
Invalidate();
args.Handled = true;
};
if (HiliteOnMouseOver)
{
var color = TextColor;
OnMouseEnter += (widget, action) =>
{
widget.TextColor = GameSettings.Current.Colors.GetColor("Highlight", Color.DarkRed).ToVector4();
widget.Invalidate();
};
OnMouseLeave += (widget, action) =>
{
widget.TextColor = color;
widget.Invalidate();
};
}
}
