public Button(WidgetManager manager) : base(manager)
{
Add(label = new Label(manager)
{
AnchorFrom = BoxAlignment.Centre,
AnchorTo = BoxAlignment.Centre,
Hoverable = false,
});
clickBehavior = new ClickBehavior(this);
clickBehavior.OnStateChanged += (sender, e) => RefreshStyle();
clickBehavior.OnClick += (sender, e) => Click(e.Button);
}
public Slider(WidgetManager manager) : base(manager)
{
OnHovered += (sender, e) =>
{
hovered = e.Hovered;
if (!disabled)
{
RefreshStyle();
}
};
OnClickDown += (sender, e) =>
{
if (disabled || dragged)
{
return(false);
}
dragButton = e.Button;
dragged = true;
Value = GetValueForPosition(new Vector2(e.X, e.Y));
DragStart(dragButton);
return(true);
};
OnClickUp += (sender, e) =>
{
if (disabled || !dragged)
{
return;
}
if (e.Button != dragButton)
{
return;
}
dragged = false;
RefreshStyle();
DragEnd(dragButton);
OnValueCommited?.Invoke(this, e);
};
OnDrag += (sender, e) =>
{
if (disabled || !dragged)
{
return;
}
Value = GetValueForPosition(new Vector2(e.X, e.Y));
DragUpdate(dragButton);
};
}
public Image(WidgetManager manager) : base(manager)
{
}
public StackLayout(WidgetManager manager) : base(manager)
{
}
public FlowLayout(WidgetManager manager) : base(manager)
{
}
public Widget(WidgetManager manager)
{
this.manager = manager;
}
public ProgressBar(WidgetManager manager) : base(manager)
{
}
public Textbox(WidgetManager manager) : base(manager)
{
DefaultSize = new Vector2(200, 0);
cursorLine = new Sprite()
{
Texture = DrawState.WhitePixel,
ScaleMode = ScaleMode.Fill,
Color = Color4.White,
};
Add(content = new Label(manager)
{
AnchorFrom = BoxAlignment.BottomLeft,
AnchorTo = BoxAlignment.BottomLeft,
});
Add(label = new Label(manager)
{
AnchorFrom = BoxAlignment.TopLeft,
AnchorTo = BoxAlignment.TopLeft,
});
OnFocusChange += (sender, e) =>
{
if (hasFocus == e.HasFocus)
{
return;
}
if (hasFocus && hasCommitPending)
{
OnValueCommited?.Invoke(this, EventArgs.Empty);
hasCommitPending = false;
}
hasFocus = e.HasFocus;
RefreshStyle();
};
OnHovered += (sender, e) =>
{
hovered = e.Hovered;
RefreshStyle();
};
OnKeyDown += (sender, e) =>
{
if (!hasFocus)
{
return(false);
}
var inputManager = manager.InputManager;
switch (e.Key)
{
case Key.Escape:
if (hasFocus)
{
manager.KeyboardFocus = null;
}
break;
case Key.BackSpace:
if (selectionStart > 0 && selectionStart == cursorPosition)
{
selectionStart--;
}
ReplaceSelection("");
break;
case Key.Delete:
if (selectionStart < Value.Length && selectionStart == cursorPosition)
{
cursorPosition++;
}
ReplaceSelection("");
break;
case Key.A:
if (inputManager.ControlOnly)
{
SelectAll();
}
break;
case Key.C:
if (inputManager.ControlOnly)
{
if (selectionStart != cursorPosition)
{
ClipboardHelper.SetText(Value.Substring(SelectionLeft, SelectionLength), System.Windows.Forms.TextDataFormat.UnicodeText);
}
else
{
ClipboardHelper.SetText(Value, System.Windows.Forms.TextDataFormat.UnicodeText);
}
}
break;
case Key.V:
if (inputManager.ControlOnly)
{
var clipboardText = ClipboardHelper.GetText(System.Windows.Forms.TextDataFormat.UnicodeText);
if (clipboardText != null)
{
if (!AcceptMultiline)
{
clipboardText = clipboardText.Replace("\n", "");
}
ReplaceSelection(clipboardText);
}
}
break;
case Key.X:
if (inputManager.ControlOnly)
{
if (selectionStart == cursorPosition)
{
SelectAll();
}
ClipboardHelper.SetText(Value.Substring(SelectionLeft, SelectionLength), System.Windows.Forms.TextDataFormat.UnicodeText);
ReplaceSelection("");
}
break;
case Key.Left:
if (inputManager.Shift)
{
if (cursorPosition > 0)
{
cursorPosition--;
}
}
else if (selectionStart != cursorPosition)
{
SelectionRight = SelectionLeft;
}
else if (cursorPosition > 0)
{
cursorPosition = --selectionStart;
}
break;
case Key.Right:
if (inputManager.Shift)
{
if (cursorPosition < Value.Length)
{
cursorPosition++;
}
}
else if (selectionStart != cursorPosition)
{
SelectionLeft = SelectionRight;
}
else if (cursorPosition < Value.Length)
{
selectionStart = ++cursorPosition;
}
break;
case Key.Up:
cursorPosition = content.GetCharacterIndexAbove(cursorPosition);
if (!inputManager.Shift)
{
selectionStart = cursorPosition;
}
break;
case Key.Down:
cursorPosition = content.GetCharacterIndexBelow(cursorPosition);
if (!inputManager.Shift)
{
selectionStart = cursorPosition;
}
break;
case Key.Home:
cursorPosition = 0;
if (!inputManager.Shift)
{
selectionStart = cursorPosition;
}
break;
case Key.End:
cursorPosition = Value.Length;
if (!inputManager.Shift)
{
selectionStart = cursorPosition;
}
break;
case Key.Enter:
case Key.KeypadEnter:
if (AcceptMultiline && (!EnterCommits || inputManager.Shift))
{
ReplaceSelection("\n");
}
else if (EnterCommits && hasCommitPending)
{
OnValueCommited?.Invoke(this, EventArgs.Empty);
hasCommitPending = false;
}
break;
}
return(true);
};
OnKeyUp += (sender, e) =>
{
return(hasFocus);
};
OnKeyPress += (sender, e) =>
{
if (!hasFocus)
{
return(false);
}
ReplaceSelection(e.KeyChar.ToString());
return(true);
};
OnClickDown += (sender, e) =>
{
manager.KeyboardFocus = this;
selectionStart = cursorPosition = content.GetCharacterIndexAt(Manager.Camera.FromScreen(new Vector2(e.X, e.Y)).Xy);
return(true);
};
OnDrag += (sender, e) =>
{
cursorPosition = content.GetCharacterIndexAt(Manager.Camera.FromScreen(new Vector2(e.X, e.Y)).Xy);
};
}
public ScrollArea(WidgetManager manager, Widget scrollable) : base(manager)
{
ClipChildren = true;
Add(scrollContainer = new StackLayout(manager)
{
FitChildren = true,
Children = new Widget[]
{
scrollable
},
});
Add(scrollIndicatorTop = new Label(manager)
{
StyleName = "icon",
Icon = IconFont.ArrowCircleUp,
AnchorFrom = BoxAlignment.TopRight,
AnchorTo = BoxAlignment.TopRight,
Hoverable = false,
Opacity = 0.6f,
});
Add(scrollIndicatorBottom = new Label(manager)
{
StyleName = "icon",
Icon = IconFont.ArrowCircleDown,
AnchorFrom = BoxAlignment.BottomRight,
AnchorTo = BoxAlignment.BottomRight,
Hoverable = false,
Opacity = 0.6f,
});
Add(scrollIndicatorLeft = new Label(manager)
{
StyleName = "icon",
Icon = IconFont.ArrowCircleLeft,
AnchorFrom = BoxAlignment.BottomLeft,
AnchorTo = BoxAlignment.BottomLeft,
Hoverable = false,
Opacity = 0.6f,
});
Add(scrollIndicatorRight = new Label(manager)
{
StyleName = "icon",
Icon = IconFont.ArrowCircleRight,
AnchorFrom = BoxAlignment.BottomRight,
AnchorTo = BoxAlignment.BottomRight,
Hoverable = false,
Opacity = 0.6f,
});
OnHovered += (sender, e) =>
{
hovered = e.Hovered;
updateScrollIndicators();
};
OnClickDown += (sender, e) =>
{
if (e.Button != MouseButton.Left)
{
return(false);
}
dragged = true;
return(true);
};
OnClickUp += (sender, e) =>
{
if (e.Button != MouseButton.Left)
{
return;
}
dragged = false;
};
OnDrag += (sender, e) =>
{
if (!dragged)
{
return;
}
scroll(e.XDelta, e.YDelta);
};
OnMouseWheel += (sender, e) =>
{
if (scrollsVertically)
{
scroll(0, e.DeltaPrecise * 64);
}
else if (scrollsHorizontally)
{
scroll(e.DeltaPrecise * 64, 0);
}
return(true);
};
scrollIndicatorTop.Pack();
scrollIndicatorBottom.Pack();
scrollIndicatorLeft.Pack();
scrollIndicatorRight.Pack();
updateScrollIndicators();
}
public Label(WidgetManager manager) : base(manager)
{
}
public DrawableContainer(WidgetManager manager) : base(manager)
{
}
public LinearLayout(WidgetManager manager) : base(manager)
{
}
